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e=this.points,t=e.length;if(0===t)return new r;for(var n=e[0],i=1;i<t;i+=1)(e[i].y<n.y||e[i].y===n.y&&e[i].x>n.x)&&(n=e[i]);for(var o=[],a=0;a<t;a+=1){var s=n.theta(e[a]);0===s&&(s=360),o.push([e[a],a,s])}if(o.sort((function(e,t){var n=e[2]-t[2];return 0===n&&(n=t[1]-e[1]),n})),o.length>2){var l=o[o.length-1];o.unshift(l)}var u,c={},h=[],d=function(e){return"".concat(e[0].toString(),"@").concat(e[1])};while(0!==o.length){var f=o.pop(),g=f[0];if(!c[d(f)]){var p=!1;while(!p)if(h.length<2)h.push(f),p=!0;else{var v=h.pop(),y=v[0],m=h.pop(),b=m[0],x=b.cross(y,g);if(x<0)h.push(m),h.push(v),h.push(f),p=!0;else if(0===x){var w=1e-10,C=y.angleBetween(b,g);Math.abs(C-180)<w||y.equals(g)||b.equals(y)?(c[d(v)]=y,h.push(m)):Math.abs((C+1)%360-1)<w&&(h.push(m),o.push(v))}else c[d(v)]=y,h.push(m)}}}h.length>2&&h.pop();for(var k=-1,E=0,S=h.length;E<S;E+=1){var A=h[E][1];(void 0===u||A<u)&&(u=A,k=E)}var O=[];if(k>0){var M=h.slice(k),P=h.slice(0,k);O=M.concat(P)}else O=h;for(var 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0===i?0:r/i}},{key:"closestPointT",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.getPrecision(t),r=this.getDivisions(t),i=Math.pow(10,-n),o=null,a=0,s=0,l=0,u=0,c=0,h=null,d=r.length,f=d>0?1/d:0;r.forEach((function(t,n){var r=t.start.distance(e),i=t.end.distance(e),d=r+i;(null==h||d<h)&&(o=t,a=n*f,s=(n+1)*f,l=r,u=i,h=d,c=t.endpointDistance())}));while(1){var g=l?Math.abs(l-u)/l:0,p=null!=u?Math.abs(l-u)/u:0,v=g<i||p<i,y=!l||l<c*i,m=!u||u<c*i,b=y||m;if(v||b)return l<=u?a:s;var x=o.divide(.5);f/=2;var w=x[0].start.distance(e),C=x[0].end.distance(e),k=w+C,E=x[1].start.distance(e),S=x[1].end.distance(e),A=E+S;k<=A?(o=x[0],s-=f,l=w,u=C):(o=x[1],a+=f,l=E,u=S)}}},{key:"closestPointTangent",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.tangentAtT(this.closestPointT(e,t))}},{key:"containsPoint",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.toPolyline(t);return n.containsPoint(e)}},{key:"divideAt",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e<=0)return this.divideAtT(0);if(e>=1)return this.divideAtT(1);var n=this.tAt(e,t);return this.divideAtT(n)}},{key:"divideAtLength",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.tAtLength(e,t);return this.divideAtT(n)}},{key:"divide",value:function(e){return this.divideAtT(e)}},{key:"divideAtT",value:function(e){var t=this.start,n=this.controlPoint1,i=this.controlPoint2,o=this.end;if(e<=0)return[new r(t,t,t,t),new r(t,n,i,o)];if(e>=1)return[new r(t,n,i,o),new r(o,o,o,o)];var a=this.getSkeletonPoints(e),s=a.startControlPoint1,l=a.startControlPoint2,u=a.divider,c=a.dividerControlPoint1,h=a.dividerControlPoint2;return[new r(t,s,l,u),new r(u,c,h,o)]}},{key:"endpointDistance",value:function(){return this.start.distance(this.end)}},{key:"getSkeletonPoints",value:function(e){var t=this.start,n=this.controlPoint1,r=this.controlPoint2,i=this.end;if(e<=0)return{startControlPoint1:t.clone(),startControlPoint2:t.clone(),divider:t.clone(),dividerControlPoint1:n.clone(),dividerControlPoint2:r.clone()};if(e>=1)return{startControlPoint1:n.clone(),startControlPoint2:r.clone(),divider:i.clone(),dividerControlPoint1:i.clone(),dividerControlPoint2:i.clone()};var o=new h(t,n).pointAt(e),a=new h(n,r).pointAt(e),s=new h(r,i).pointAt(e),l=new h(o,a).pointAt(e),u=new h(a,s).pointAt(e),c=new h(l,u).pointAt(e);return{startControlPoint1:o,startControlPoint2:l,divider:c,dividerControlPoint1:u,dividerControlPoint2:s}}},{key:"getSubdivisions",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.getPrecision(e),n=[new r(this.start,this.controlPoint1,this.controlPoint2,this.end)];if(0===t)return n;var i=this.endpointDistance(),o=Math.pow(10,-t),a=0,s=function(){a+=1;var e=[];n.forEach((function(t){var n=t.divide(.5);e.push(n[0],n[1])}));var t=e.reduce((function(e,t){return e+t.endpointDistance()}),0),r=0!==t?(t-i)/t:0;if(a>1&&r<o)return{v:e};n=e,i=t};while(1){var l=s();if("object"===p(l))return l.v}}},{key:"length",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.getDivisions(e);return t.reduce((function(e,t){return e+t.endpointDistance()}),0)}},{key:"lengthAtT",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e<=0)return 0;var n=void 0===t.precision?this.PRECISION:t.precision,r=this.divide(e)[0];return r.length({precision:n})}},{key:"pointAt",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e<=0)return this.start.clone();if(e>=1)return this.end.clone();var n=this.tAt(e,t);return this.pointAtT(n)}},{key:"pointAtLength",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.tAtLength(e,t);return this.pointAtT(n)}},{key:"pointAtT",value:function(e){return e<=0?this.start.clone():e>=1?this.end.clone():this.getSkeletonPoints(e).divider}},{key:"isDifferentiable",value:function(){var e=this.start,t=this.controlPoint1,n=this.controlPoint2,r=this.end;return!(e.equals(t)&&t.equals(n)&&n.equals(r))}},{key:"tangentAt",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(!this.isDifferentiable())return null;e<0?e=0:e>1&&(e=1);var n=this.tAt(e,t);return this.tangentAtT(n)}},{key:"tangentAtLength",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(!this.isDifferentiable())return null;var n=this.tAtLength(e,t);return this.tangentAtT(n)}},{key:"tangentAtT",value:function(e){if(!this.isDifferentiable())return null;e<0&&(e=0),e>1&&(e=1);var t=this.getSkeletonPoints(e),n=t.startControlPoint2,r=t.dividerControlPoint1,i=t.divider,o=new h(n,r);return o.translate(i.x-n.x,i.y-n.y),o}},{key:"getPrecision",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return null==e.precision?this.PRECISION:e.precision}},{key:"getDivisions",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(null!=e.subdivisions)return e.subdivisions;var t=this.getPrecision(e);return this.getSubdivisions({precision:t})}},{key:"getOptions",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.getPrecision(e),n=this.getDivisions(e);return{precision:t,subdivisions:n}}},{key:"tAt",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e<=0)return 0;if(e>=1)return 1;var n=this.getOptions(t),r=this.length(n),i=r*e;return this.tAtLength(i,n)}},{key:"tAtLength",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=!0;e<0&&(n=!1,e=-e);for(var r,i,o=this.getPrecision(t),a=this.getDivisions(t),s={precision:o,subdivisions:a},l=null,u=0,c=0,h=0,d=a.length,f=d>0?1/d:0,g=0;g<d;g+=1){var p=n?g:d-1-g,v=a[g],y=v.endpointDistance();if(e<=h+y){l=v,r=p*f,i=(p+1)*f,u=n?e-h:y+h-e,c=n?y+h-e:e-h;break}h+=y}if(null==l)return n?1:0;var m=this.length(s),b=Math.pow(10,-o);while(1){var x=void 0;if(x=0!==m?u/m:0,x<b)return r;if(x=0!==m?c/m:0,x<b)return i;var w=void 0,C=void 0,k=l.divide(.5);f/=2;var E=k[0].endpointDistance(),S=k[1].endpointDistance();u<=E?(l=k[0],i-=f,w=u,C=E-w):(l=k[1],r+=f,w=u-E,C=S-w),u=w,c=C}}},{key:"toPoints",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.getDivisions(e),n=[t[0].start.clone()];return t.forEach((function(e){return n.push(e.end.clone())})),n}},{key:"toPolyline",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return new y(this.toPoints(e))}},{key:"scale",value:function(e,t,n){return this.start.scale(e,t,n),this.controlPoint1.scale(e,t,n),this.controlPoint2.scale(e,t,n),this.end.scale(e,t,n),this}},{key:"rotate",value:function(e,t){return this.start.rotate(e,t),this.controlPoint1.rotate(e,t),this.controlPoint2.rotate(e,t),this.end.rotate(e,t),this}},{key:"translate",value:function(e,t){return"number"===typeof e?(this.start.translate(e,t),this.controlPoint1.translate(e,t),this.controlPoint2.translate(e,t),this.end.translate(e,t)):(this.start.translate(e),this.controlPoint1.translate(e),this.controlPoint2.translate(e),this.end.translate(e)),this}},{key:"equals",value:function(e){return null!=e&&this.start.equals(e.start)&&this.controlPoint1.equals(e.controlPoint1)&&this.controlPoint2.equals(e.controlPoint2)&&this.end.equals(e.end)}},{key:"clone",value:function(){return new r(this.start,this.controlPoint1,this.controlPoint2,this.end)}},{key:"toJSON",value:function(){return{start:this.start.toJSON(),controlPoint1:this.controlPoint1.toJSON(),controlPoint2:this.controlPoint2.toJSON(),end:this.end.toJSON()}}},{key:"serialize",value:function(){return[this.start.serialize(),this.controlPoint1.serialize(),this.controlPoint2.serialize(),this.end.serialize()].join(" ")}}]),r}(o,Symbol.toStringTag);(function(e){function t(t){if(null==t)return!1;if(t instanceof e)return!0;var n=t[Symbol.toStringTag],r=t;return!(null!=n&&n!==e.toStringTag||!a.isPoint(r.start)||!a.isPoint(r.controlPoint1)||!a.isPoint(r.controlPoint2)||!a.isPoint(r.end)||"function"!==typeof r.toPoints||"function"!==typeof r.toPolyline)}e.toStringTag="X6.Geometry.".concat(e.name),e.isCurve=t})(m||(m={})),function(e){function t(e){var t=e.length,n=[],r=[],i=2;n[0]=e[0]/i;for(var o=1;o<t;o+=1)r[o]=1/i,i=(o<t-1?4:3.5)-r[o],n[o]=(e[o]-n[o-1])/i;for(var a=1;a<t;a+=1)n[t-a-1]-=r[t-a]*n[t-a];return n}function n(e){var n=e.map((function(e){return a.clone(e)})),r=[],i=[],o=n.length-1;if(1===o)return r[0]=new a((2*n[0].x+n[1].x)/3,(2*n[0].y+n[1].y)/3),i[0]=new a(2*r[0].x-n[0].x,2*r[0].y-n[0].y),[r,i];for(var s=[],l=1;l<o-1;l+=1)s[l]=4*n[l].x+2*n[l+1].x;s[0]=n[0].x+2*n[1].x,s[o-1]=(8*n[o-1].x+n[o].x)/2;for(var u=t(s),c=1;c<o-1;c+=1)s[c]=4*n[c].y+2*n[c+1].y;s[0]=n[0].y+2*n[1].y,s[o-1]=(8*n[o-1].y+n[o].y)/2;for(var h=t(s),d=0;d<o;d+=1)r.push(new a(u[d],h[d])),d<o-1?i.push(new a(2*n[d+1].x-u[d+1],2*n[d+1].y-h[d+1])):i.push(new a((n[o].x+u[o-1])/2,(n[o].y+h[o-1])/2));return[r,i]}function r(t){if(null==t||Array.isArray(t)&&t.length<2)throw new Error("At least 2 points are required");for(var r=n(t),i=[],o=0,s=r[0].length;o<s;o+=1){var l=new a(r[0][o].x,r[0][o].y),u=new a(r[1][o].x,r[1][o].y);i.push(new e(t[o],l,u,t[o+1]))}return i}e.throughPoints=r}(m||(m={}));var b=function(e){u(n,e);var t=c(n);function n(){var e;return f(this,n),e=t.apply(this,arguments),e.isVisible=!0,e.isSegment=!0,e.isSubpathStart=!1,e}return g(n,[{key:"end",get:function(){return this.endPoint}},{key:"start",get:function(){if(null==this.previousSegment)throw new Error("Missing previous segment. (This segment cannot be the first segment of a path, or segment has not yet been added to a path.)");return this.previousSegment.end}},{key:"closestPointT",value:function(e,t){if(this.closestPointNormalizedLength)return this.closestPointNormalizedLength(e);throw new Error("Neither `closestPointT` nor `closestPointNormalizedLength` method is implemented.")}},{key:"lengthAtT",value:function(e,t){if(e<=0)return 0;var n=this.length();return e>=1?n:n*e}},{key:"divideAtT",value:function(e){if(this.divideAt)return this.divideAt(e);throw new Error("Neither `divideAtT` nor `divideAt` method is implemented.")}},{key:"pointAtT",value:function(e){if(this.pointAt)return this.pointAt(e);throw new Error("Neither `pointAtT` nor `pointAt` method is implemented.")}},{key:"tangentAtT",value:function(e){if(this.tangentAt)return this.tangentAt(e);throw new Error("Neither `tangentAtT` nor `tangentAt` method is implemented.")}}]),n}(o),x=function(e){u(n,e);var t=c(n);function n(e,r){var i;return f(this,n),i=t.call(this),h.isLine(e)?i.endPoint=e.end.clone().round(2):i.endPoint=a.create(e,r).round(2),i}return g(n,[{key:"type",get:function(){return"L"}},{key:"line",get:function(){return new h(this.start,this.end)}},{key:"bbox",value:function(){return this.line.bbox()}},{key:"closestPoint",value:function(e){return this.line.closestPoint(e)}},{key:"closestPointLength",value:function(e){return this.line.closestPointLength(e)}},{key:"closestPointNormalizedLength",value:function(e){return this.line.closestPointNormalizedLength(e)}},{key:"closestPointTangent",value:function(e){return this.line.closestPointTangent(e)}},{key:"length",value:function(){return this.line.length()}},{key:"divideAt",value:function(e){var t=this.line.divideAt(e);return[new n(t[0]),new n(t[1])]}},{key:"divideAtLength",value:function(e){var t=this.line.divideAtLength(e);return[new n(t[0]),new n(t[1])]}},{key:"getSubdivisions",value:function(){return[]}},{key:"pointAt",value:function(e){return this.line.pointAt(e)}},{key:"pointAtLength",value:function(e){return this.line.pointAtLength(e)}},{key:"tangentAt",value:function(e){return this.line.tangentAt(e)}},{key:"tangentAtLength",value:function(e){return this.line.tangentAtLength(e)}},{key:"isDifferentiable",value:function(){return null!=this.previousSegment&&!this.start.equals(this.end)}},{key:"clone",value:function(){return new n(this.end)}},{key:"scale",value:function(e,t,n){return this.end.scale(e,t,n),this}},{key:"rotate",value:function(e,t){return this.end.rotate(e,t),this}},{key:"translate",value:function(e,t){return"number"===typeof e?this.end.translate(e,t):this.end.translate(e),this}},{key:"equals",value:function(e){return this.type===e.type&&this.start.equals(e.start)&&this.end.equals(e.end)}},{key:"toJSON",value:function(){return{type:this.type,start:this.start.toJSON(),end:this.end.toJSON()}}},{key:"serialize",value:function(){var e=this.end;return"".concat(this.type," ").concat(e.x," ").concat(e.y)}}]),n}(b);(function(e){function t(){for(var t=arguments.length,n=new Array(t),r=0;r<t;r++)n[r]=arguments[r];var i=n.length,o=n[0];if(h.isLine(o))return new e(o);if(a.isPointLike(o))return 1===i?new e(o):n.map((function(t){return new e(t)}));if(2===i)return new e(+n[0],+n[1]);for(var s=[],l=0;l<i;l+=2){var u=+n[l],c=+n[l+1];s.push(new e(u,c))}return s}e.create=t})(x||(x={}));var w=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"end",get:function(){if(!this.subpathStartSegment)throw new Error("Missing subpath start segment. (This segment needs a subpath start segment (e.g. MoveTo), or segment has not yet been added to a path.)");return this.subpathStartSegment.end}},{key:"type",get:function(){return"Z"}},{key:"line",get:function(){return new h(this.start,this.end)}},{key:"bbox",value:function(){return this.line.bbox()}},{key:"closestPoint",value:function(e){return this.line.closestPoint(e)}},{key:"closestPointLength",value:function(e){return this.line.closestPointLength(e)}},{key:"closestPointNormalizedLength",value:function(e){return this.line.closestPointNormalizedLength(e)}},{key:"closestPointTangent",value:function(e){return this.line.closestPointTangent(e)}},{key:"length",value:function(){return this.line.length()}},{key:"divideAt",value:function(e){var t=this.line.divideAt(e);return[t[1].isDifferentiable()?new x(t[0]):this.clone(),new x(t[1])]}},{key:"divideAtLength",value:function(e){var t=this.line.divideAtLength(e);return[t[1].isDifferentiable()?new x(t[0]):this.clone(),new x(t[1])]}},{key:"getSubdivisions",value:function(){return[]}},{key:"pointAt",value:function(e){return this.line.pointAt(e)}},{key:"pointAtLength",value:function(e){return this.line.pointAtLength(e)}},{key:"tangentAt",value:function(e){return this.line.tangentAt(e)}},{key:"tangentAtLength",value:function(e){return this.line.tangentAtLength(e)}},{key:"isDifferentiable",value:function(){return!(!this.previousSegment||!this.subpathStartSegment)&&!this.start.equals(this.end)}},{key:"scale",value:function(){return this}},{key:"rotate",value:function(){return this}},{key:"translate",value:function(){return this}},{key:"equals",value:function(e){return this.type===e.type&&this.start.equals(e.start)&&this.end.equals(e.end)}},{key:"clone",value:function(){return new n}},{key:"toJSON",value:function(){return{type:this.type,start:this.start.toJSON(),end:this.end.toJSON()}}},{key:"serialize",value:function(){return this.type}}]),n}(b);(function(e){function t(){return new e}e.create=t})(w||(w={}));var C=function(e){u(n,e);var t=c(n);function n(e,r){var i;return f(this,n),i=t.call(this),i.isVisible=!1,i.isSubpathStart=!0,h.isLine(e)||m.isCurve(e)?i.endPoint=e.end.clone().round(2):i.endPoint=a.create(e,r).round(2),i}return g(n,[{key:"start",get:function(){throw new Error("Illegal access. Moveto segments should not need a start property.")}},{key:"type",get:function(){return"M"}},{key:"bbox",value:function(){return null}},{key:"closestPoint",value:function(){return this.end.clone()}},{key:"closestPointLength",value:function(){return 0}},{key:"closestPointNormalizedLength",value:function(){return 0}},{key:"closestPointT",value:function(){return 1}},{key:"closestPointTangent",value:function(){return null}},{key:"length",value:function(){return 0}},{key:"lengthAtT",value:function(){return 0}},{key:"divideAt",value:function(){return[this.clone(),this.clone()]}},{key:"divideAtLength",value:function(){return[this.clone(),this.clone()]}},{key:"getSubdivisions",value:function(){return[]}},{key:"pointAt",value:function(){return this.end.clone()}},{key:"pointAtLength",value:function(){return this.end.clone()}},{key:"pointAtT",value:function(){return this.end.clone()}},{key:"tangentAt",value:function(){return null}},{key:"tangentAtLength",value:function(){return null}},{key:"tangentAtT",value:function(){return null}},{key:"isDifferentiable",value:function(){return!1}},{key:"scale",value:function(e,t,n){return this.end.scale(e,t,n),this}},{key:"rotate",value:function(e,t){return this.end.rotate(e,t),this}},{key:"translate",value:function(e,t){return"number"===typeof e?this.end.translate(e,t):this.end.translate(e),this}},{key:"clone",value:function(){return new n(this.end)}},{key:"equals",value:function(e){return this.type===e.type&&this.end.equals(e.end)}},{key:"toJSON",value:function(){return{type:this.type,end:this.end.toJSON()}}},{key:"serialize",value:function(){var e=this.end;return"".concat(this.type," ").concat(e.x," ").concat(e.y)}}]),n}(b);(function(e){function t(){var t=arguments.length,n=arguments.length<=0?void 0:arguments[0];if(h.isLine(n))return new e(n);if(m.isCurve(n))return new e(n);if(a.isPointLike(n)){if(1===t)return new e(n);for(var r=[],i=0;i<t;i+=1)0===i?r.push(new e(i<0||arguments.length<=i?void 0:arguments[i])):r.push(new x(i<0||arguments.length<=i?void 0:arguments[i]));return r}if(2===t)return new e(+(arguments.length<=0?void 0:arguments[0]),+(arguments.length<=1?void 0:arguments[1]));for(var o=[],s=0;s<t;s+=2){var l=+(s<0||arguments.length<=s?void 0:arguments[s]),u=+(s+1<0||arguments.length<=s+1?void 0:arguments[s+1]);0===s?o.push(new e(l,u)):o.push(new x(l,u))}return o}e.create=t})(C||(C={}));var k=function(e){u(n,e);var t=c(n);function n(e,r,i,o,s,l){var u;return f(this,n),u=t.call(this),m.isCurve(e)?(u.controlPoint1=e.controlPoint1.clone().round(2),u.controlPoint2=e.controlPoint2.clone().round(2),u.endPoint=e.end.clone().round(2)):"number"===typeof e?(u.controlPoint1=new a(e,r).round(2),u.controlPoint2=new a(i,o).round(2),u.endPoint=new a(s,l).round(2)):(u.controlPoint1=a.create(e).round(2),u.controlPoint2=a.create(r).round(2),u.endPoint=a.create(i).round(2)),u}return g(n,[{key:"type",get:function(){return"C"}},{key:"curve",get:function(){return new m(this.start,this.controlPoint1,this.controlPoint2,this.end)}},{key:"bbox",value:function(){return this.curve.bbox()}},{key:"closestPoint",value:function(e){return this.curve.closestPoint(e)}},{key:"closestPointLength",value:function(e){return this.curve.closestPointLength(e)}},{key:"closestPointNormalizedLength",value:function(e){return this.curve.closestPointNormalizedLength(e)}},{key:"closestPointTangent",value:function(e){return this.curve.closestPointTangent(e)}},{key:"length",value:function(){return this.curve.length()}},{key:"divideAt",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=this.curve.divideAt(e,t);return[new n(r[0]),new n(r[1])]}},{key:"divideAtLength",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=this.curve.divideAtLength(e,t);return[new n(r[0]),new n(r[1])]}},{key:"divideAtT",value:function(e){var t=this.curve.divideAtT(e);return[new n(t[0]),new 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e?(this.controlPoint1.translate(e,t),this.controlPoint2.translate(e,t),this.end.translate(e,t)):(this.controlPoint1.translate(e),this.controlPoint2.translate(e),this.end.translate(e)),this}},{key:"equals",value:function(e){return this.start.equals(e.start)&&this.end.equals(e.end)&&this.controlPoint1.equals(e.controlPoint1)&&this.controlPoint2.equals(e.controlPoint2)}},{key:"clone",value:function(){return new n(this.controlPoint1,this.controlPoint2,this.end)}},{key:"toJSON",value:function(){return{type:this.type,start:this.start.toJSON(),controlPoint1:this.controlPoint1.toJSON(),controlPoint2:this.controlPoint2.toJSON(),end:this.end.toJSON()}}},{key:"serialize",value:function(){var e=this.controlPoint1,t=this.controlPoint2,n=this.end;return[this.type,e.x,e.y,t.x,t.y,n.x,n.y].join(" ")}}]),n}(b);function E(e,t,n){return{x:e*Math.cos(n)-t*Math.sin(n),y:e*Math.sin(n)+t*Math.cos(n)}}function S(e,t,n,r,i,o){var a=1/3,s=2/3;return[a*e+s*n,a*t+s*r,a*i+s*n,a*o+s*r,i,o]}function 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b=l[y],x=en(b);f.add(x,nn(b,u)),g[x]=b,v[x]=0}var w,C,k=i.previousDirectionAngle,E=void 0===k,S=Xt(c,i),A=S.length,M=u.reduce((function(e,t){var n=en(t);return e.push(n),e}),[]),P=K["f"].equalPoints(l,u),T=i.maxLoopCount;while(!f.isEmpty()&&T>0){var D=f.pop(),N=g[D],j=p[D],L=v[D],F=N.equals(h),R=null==j,B=void 0;B=R?E?F?null:qt(h,N,A,c,i):k:qt(j,N,A,c,i);var z=R&&P;if(!z&&M.indexOf(D)>=0)return i.previousDirectionAngle=B,on(p,g,N,h,d);for(var I=0;I<A;I+=1){w=S[I];var V=w.angle;if(C=Wt(B,V),E&&F||!(C>i.maxDirectionChange)){var _=Qt(N.clone().translate(w.gridOffsetX||0,w.gridOffsetY||0),c,s),G=en(_);if(!f.isClose(G)&&r.isAccessible(_)){if(M.indexOf(G)>=0){var H=_.equals(d);if(!H){var U=qt(_,d,A,c,i),q=Wt(V,U);if(q>i.maxDirectionChange)continue}}var $=w.cost,W=F?0:i.penalties[C],X=L+$+W;(!f.isOpen(G)||X<v[G])&&(g[G]=_,p[G]=N,v[G]=X,f.add(G,X+nn(_,u)))}}}T-=1}}return i.fallbackRoute?O["d"].call(i.fallbackRoute,this,h,d,i):null}var sn=function(e,t,n){for(var 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K["f"](a.x-i*o,a.y-n*o),u=l.clone().rotate(-90,a),c=l.clone().rotate(90,a);return[u.toJSON(),a.toJSON(),c.toJSON()]},f=function(e){var t=s.clone().move(e,-1),n=new K["d"](t,e);return!u.containsPoint(e)&&!u.intersectsWithLine(n)},g=[0,90,180,270,45,135,225,315];if("number"===typeof a)return dn(h(a),t.merge);var p=u.getCenter();if(p.equals(s))return dn(h(0),t.merge);var v=p.angleBetween(s,p.clone().translate(1,0)),y=h(v);if(f(y[1]))return dn(y,t.merge);for(var m=1,b=g.length;m<b;m+=1)if(y=h(v+g[m]),f(y[1]))return dn(y,t.merge);return dn(y,t.merge)}var x=new K["d"](s,l),w=x.parallel(-r),C=w.getCenter(),k=w.start.clone().move(w.end,o),E=w.end.clone().move(w.start,o),S=x.parallel(-1),A=new K["d"](S.start,C),O=new K["d"](S.end,C);if((u.containsPoint(C)||c.containsPoint(C)||u.intersectsWithLine(A)||u.intersectsWithLine(O)||c.intersectsWithLine(A)||c.intersectsWithLine(O))&&(w=x.parallel(r),C=w.getCenter(),k=w.start.clone().move(w.end,o),E=w.end.clone().move(w.start,o)),t.merge){var M=new K["d"](s,l),P=new K["d"](C,M.center).setLength(Number.MAX_SAFE_INTEGER),T=u.intersectsWithLine(P),D=c.intersectsWithLine(P),N=T?Array.isArray(T)?T:[T]:[];D&&(Array.isArray(D)?N.push.apply(N,d(D)):N.push(D));var j=M.center.closest(N);j?(n.sourceAnchor=j.clone(),n.targetAnchor=j.clone()):(n.sourceAnchor=M.center.clone(),n.targetAnchor=M.center.clone())}return dn([k.toJSON(),C.toJSON(),E.toJSON()],t.merge)};(function(e){e.presets=k,e.registry=M["a"].create({type:"router"}),e.registry.register(e.presets,!0)})(fn||(fn={}));var pn,vn,yn=function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},i=[e].concat(d(n),[t]),o=new K["g"](i),a=new K["e"](o);return r.raw?a:a.serialize()},mn=function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},i=3===n.length?0:1,o=K["f"].create(n[0+i]),a=K["f"].create(n[2+i]),s=K["f"].create(n[1+i]);if(!K["f"].equals(e,t)){var l=new K["f"]((e.x+t.x)/2,(e.y+t.y)/2),u=l.angleBetween(K["f"].create(e).rotate(90,l),s);u>1&&(o.rotate(180-u,l),a.rotate(180-u,l),s.rotate(180-u,l))}var c="\n     M ".concat(e.x," ").concat(e.y,"\n     Q ").concat(o.x," ").concat(o.y," ").concat(s.x," ").concat(s.y,"\n     Q ").concat(a.x," ").concat(a.y," ").concat(t.x," ").concat(t.y,"\n  ");return r.raw?K["e"].parse(c):c},bn=function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},i=new K["e"];i.appendSegment(K["e"].createSegment("M",e));for(var o,a,s=1/3,l=2/3,u=r.radius||10,c=0,h=n.length;c<h;c+=1){var d=K["f"].create(n[c]),f=n[c-1]||e,g=n[c+1]||t;o=a||d.distance(f)/2,a=d.distance(g)/2;var p=-Math.min(u,o),v=-Math.min(u,a),y=d.clone().move(f,p).round(),m=d.clone().move(g,v).round(),b=new K["f"](s*y.x+l*d.x,l*d.y+s*y.y),x=new K["f"](s*m.x+l*d.x,l*d.y+s*m.y);i.appendSegment(K["e"].createSegment("L",y)),i.appendSegment(K["e"].createSegment("C",b,x,m))}return 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e||Array.isArray(e)?1===arguments.length?this.getAttrByPath(e):null==t?this.removeAttrByPath(e,n||{}):this.setAttrByPath(e,t,n||{}):this.setAttrs(e,t||{})}},{key:"visible",get:function(){return this.isVisible()}},{key:"visible",set:function(e){this.setVisible(e)}},{key:"setVisible",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("visible",e,t),this}},{key:"isVisible",value:function(){return!1!==this.store.get("visible")}},{key:"show",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.isVisible()||this.setVisible(!0,e),this}},{key:"hide",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.isVisible()&&this.setVisible(!1,e),this}},{key:"toggleVisible",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n="boolean"===typeof e?e:!this.isVisible(),r="boolean"===typeof e?t:e;return n?this.show(r):this.hide(r),this}},{key:"data",get:function(){return this.getData()}},{key:"data",set:function(e){this.setData(e)}},{key:"getData",value:function(){return this.store.get("data")}},{key:"setData",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(null==e)this.removeData(n);else{var r=function(e){return t.store.set("data",e,n)};if(!0===n.overwrite)r(e);else{var i=this.getData();!1===n.deep?r("object"===p(e)?Object.assign(Object.assign({},i),e):e):r(O["g"].merge({},i,e))}}return this}},{key:"replaceData",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.setData(e,Object.assign(Object.assign({},t),{overwrite:!0}))}},{key:"updateData",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.setData(e,Object.assign(Object.assign({},t),{deep:!1}))}},{key:"removeData",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.store.remove("data",e),this}},{key:"parent",get:function(){return this.getParent()}},{key:"children",get:function(){return this.getChildren()}},{key:"getParentId",value:function(){return this.store.get("parent")}},{key:"getParent",value:function(){var e=this._parent;if(null==e&&this.store){var t=this.getParentId();null!=t&&this.model&&(e=this.model.getCell(t),this._parent=e)}return e}},{key:"getChildren",value:function(){var e=this,t=this._children;if(null==t){var n=this.store.get("children");n&&n.length&&this.model&&(t=n.map((function(t){var n;return null===(n=e.model)||void 0===n?void 0:n.getCell(t)})).filter((function(e){return null!=e})),this._children=t)}return t?d(t):null}},{key:"hasParent",value:function(){return null!=this.parent}},{key:"isParentOf",value:function(e){return null!=e&&e.getParent()===this}},{key:"isChildOf",value:function(e){return null!=e&&this.getParent()===e}},{key:"eachChild",value:function(e,t){return this.children&&this.children.forEach(e,t),this}},{key:"filterChild",value:function(e,t){return this.children?this.children.filter(e,t):[]}},{key:"getChildCount",value:function(){return null==this.children?0:this.children.length}},{key:"getChildIndex",value:function(e){return null==this.children?-1:this.children.indexOf(e)}},{key:"getChildAt",value:function(e){return null!=this.children&&e>=0?this.children[e]:null}},{key:"getAncestors",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=[],n=this.getParent();while(n)t.push(n),n=!1!==e.deep?n.getParent():null;return t}},{key:"getDescendants",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(!1!==e.deep){if(e.breadthFirst){var t=[],n=this.getChildren()||[];while(n.length>0){var r=n.shift(),i=r.getChildren();t.push(r),i&&n.push.apply(n,d(i))}return t}var o=this.getChildren()||[];return o.forEach((function(t){o.push.apply(o,d(t.getDescendants(e)))})),o}return this.getChildren()||[]}},{key:"isDescendantOf",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(null==e)return!1;if(!1!==t.deep){var n=this.getParent();while(n){if(n===e)return!0;n=n.getParent()}return!1}return this.isChildOf(e)}},{key:"isAncestorOf",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return null!=e&&e.isDescendantOf(this,t)}},{key:"contains",value:function(e){return this.isAncestorOf(e)}},{key:"getCommonAncestor",value:function(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return r.getCommonAncestor.apply(r,[this].concat(t))}},{key:"setParent",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this._parent=e,e?this.store.set("parent",e.id,t):this.store.remove("parent",t),this}},{key:"setChildren",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this._children=e,null!=e?this.store.set("children",e.map((function(e){return e.id})),t):this.store.remove("children",t),this}},{key:"unembed",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.children;if(null!=n&&null!=e){var r=this.getChildIndex(e);-1!==r&&(n.splice(r,1),e.setParent(null,t),this.setChildren(n,t))}return this}},{key:"embed",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return e.addTo(this,t),this}},{key:"addTo",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return r.isCell(e)?e.addChild(this,t):e.addCell(this,t),this}},{key:"insertTo",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return e.insertChild(this,t,n),this}},{key:"addChild",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.insertChild(e,void 0,t)}},{key:"insertChild",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(null!=e&&e!==this){var r=e.getParent(),i=this!==r,o=t;if(null==o&&(o=this.getChildCount(),i||(o-=1)),r){var a=r.getChildren();if(a){var s=a.indexOf(e);s>=0&&(e.setParent(null,n),a.splice(s,1),r.setChildren(a,n))}}var l=this.children;if(null==l?(l=[],l.push(e)):l.splice(o,0,e),e.setParent(this,n),this.setChildren(l,n),i&&this.model){var u=this.model.getIncomingEdges(this),c=this.model.getOutgoingEdges(this);u&&u.forEach((function(e){return e.updateParent(n)})),c&&c.forEach((function(e){return e.updateParent(n)}))}this.model&&this.model.addCell(e,n)}return this}},{key:"removeFromParent",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.getParent();if(null!=t){var n=t.getChildIndex(this);t.removeChildAt(n,e)}return this}},{key:"removeChild",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.getChildIndex(e);return this.removeChildAt(n,t)}},{key:"removeChildAt",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.getChildAt(e),r=this.children;return null!=r&&null!=n&&(this.unembed(n,t),n.remove(t)),n}},{key:"remove",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.batchUpdate("remove",(function(){var n=e.getParent();n&&n.removeChild(e,t),!1!==t.deep&&e.eachChild((function(e){return e.remove(t)})),e.model&&e.model.removeCell(e,t)})),this}},{key:"transition",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"/";return this.animation.start(e,t,n,r)}},{key:"stopTransition",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"/";return this.animation.stop(e,t,n),this}},{key:"getTransitions",value:function(){return this.animation.get()}},{key:"translate",value:function(e,t,n){return this}},{key:"scale",value:function(e,t,n,r){return this}},{key:"addTools",value:function(e,t,n){var r=Array.isArray(e)?e:[e],i="string"===typeof t?t:null,o="object"===p(t)?t:"object"===p(n)?n:{};if(o.reset)return this.setTools({name:i,items:r,local:o.local},o);var a=O["g"].cloneDeep(this.getTools());return null==a||null==i||a.name===i?(null==a&&(a={}),a.items||(a.items=[]),a.name=i,a.items=[].concat(d(a.items),d(r)),this.setTools(Object.assign({},a),o)):void 0}},{key:"setTools",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return null==e?this.removeTools():this.store.set("tools",r.normalizeTools(e),t),this}},{key:"getTools",value:function(){return this.store.get("tools")}},{key:"removeTools",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.store.remove("tools",e),this}},{key:"hasTools",value:function(e){var t=this.getTools();return null!=t&&(null==e||t.name===e)}},{key:"hasTool",value:function(e){var t=this.getTools();return null!=t&&t.items.some((function(t){return"string"===typeof t?t===e:t.name===e}))}},{key:"removeTool",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=O["g"].cloneDeep(this.getTools());if(n){var r=!1,i=n.items.slice(),o=function(e){i.splice(e,1),r=!0};if("number"===typeof e)o(e);else for(var a=i.length-1;a>=0;a-=1){var s=i[a],l="string"===typeof s?s===e:s.name===e;l&&o(a)}r&&(n.items=i,this.setTools(n,t))}return this}},{key:"getBBox",value:function(e){return new K["h"]}},{key:"getConnectionPoint",value:function(e,t){return new K["f"]}},{key:"toJSON",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},n=Object.assign({},this.store.get()),r=Object.prototype.toString,i=this.isNode()?"node":this.isEdge()?"edge":"cell";if(!n.shape){var o=this.constructor;throw new Error("Unable to serialize ".concat(i,' missing "shape" prop, check the ').concat(i,' "').concat(o.name||r.call(o),'"'))}var a=this.constructor,s=!0===t.diff,l=n.attrs||{},u=a.getDefaults(!0),c=s?this.preprocess(u,!0):u,h=c.attrs||{},d={};Object.keys(n).forEach((function(t){var o=n[t];if(null!=o&&!Array.isArray(o)&&"object"===p(o)&&!O["g"].isPlainObject(o))throw new Error("Can only serialize ".concat(i,' with plain-object props, but got a "').concat(r.call(o),'" type of key "').concat(t,'" on ').concat(i,' "').concat(e.id,'"'));if("attrs"!==t&&"shape"!==t&&s){var a=c[t];O["g"].isEqual(o,a)&&delete n[t]}})),Object.keys(l).forEach((function(e){var t=l[e],n=h[e];Object.keys(t).forEach((function(r){var i=t[r],o=n?n[r]:null;null==i||"object"!==p(i)||Array.isArray(i)?null!=n&&O["g"].isEqual(o,i)||(null==d[e]&&(d[e]={}),d[e][r]=i):Object.keys(i).forEach((function(t){var a=i[t];if(null==n||null==o||!O["g"].isObject(o)||!O["g"].isEqual(o[t],a)){null==d[e]&&(d[e]={}),null==d[e][r]&&(d[e][r]={});var s=d[e][r];s[t]=a}}))}))}));var f=Object.assign(Object.assign({},n),{attrs:O["g"].isEmpty(d)?void 0:d});null==f.attrs&&delete f.attrs;var g=f;return 0===g.angle&&delete g.angle,O["g"].cloneDeep(g)}},{key:"clone",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(!e.deep){var t=Object.assign({},this.store.get());e.keepId||delete t.id,delete t.parent,delete t.children;var n=this.constructor;return new n(t)}var i=r.deepClone(this);return i[this.id]}},{key:"findView",value:function(e){return e.renderer.findViewByCell(this)}},{key:"startBatch",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:this.model;return this.notify("batch:start",{name:e,data:t,cell:this}),n&&n.startBatch(e,Object.assign(Object.assign({},t),{cell:this})),this}},{key:"stopBatch",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:this.model;return n&&n.stopBatch(e,Object.assign(Object.assign({},t),{cell:this})),this.notify("batch:stop",{name:e,data:t,cell:this}),this}},{key:"batchUpdate",value:function(e,t,n){var r=this.model;this.startBatch(e,n,r);var i=t();return this.stopBatch(e,n,r),i}},{key:"dispose",value:function(){this.removeFromParent(),this.store.dispose()}}],[{key:"config",value:function(e){var t,n=this,r=e.markup,i=e.propHooks,o=e.attrHooks,a=_n(e,["markup","propHooks","attrHooks"]);(null!=r&&(this.markup=r),i)&&(this.propHooks=this.propHooks.slice(),Array.isArray(i)?(t=this.propHooks).push.apply(t,d(i)):"function"===typeof i?this.propHooks.push(i):Object.keys(i).forEach((function(e){var t=i[e];"function"===typeof t&&n.propHooks.push(t)})));o&&(this.attrHooks=Object.assign(Object.assign({},this.attrHooks),o)),this.defaults=O["g"].merge({},this.defaults,a)}},{key:"getMarkup",value:function(){return this.markup}},{key:"getDefaults",value:function(e){return e?this.defaults:O["g"].cloneDeep(this.defaults)}},{key:"getAttrHooks",value:function(){return this.attrHooks}},{key:"applyPropHooks",value:function(e,t){return this.propHooks.reduce((function(t,n){return n?O["d"].call(n,e,t):t}),t)}}]),r}(Fn["a"],Symbol.toStringTag);Gn.defaults={},Gn.attrHooks={},Gn.propHooks=[],Vn([Fn["a"].dispose()],Gn.prototype,"dispose",null),function(e){function t(e){return"string"===typeof e?{items:[e]}:Array.isArray(e)?{items:e}:e.items?e:{items:[e]}}e.normalizeTools=t}(Gn||(Gn={})),function(e){function t(t){if(null==t)return!1;if(t instanceof e)return!0;var n=t[Symbol.toStringTag],r=t;return(null==n||n===e.toStringTag)&&"function"===typeof r.isNode&&"function"===typeof r.isEdge&&"function"===typeof r.prop&&"function"===typeof r.attr}e.toStringTag="X6.".concat(e.name),e.isCell=t}(Gn||(Gn={})),function(e){function t(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];var r=t.filter((function(e){return null!=e})).map((function(e){return e.getAncestors()})).sort((function(e,t){return e.length-t.length})),i=r.shift();return i.find((function(e){return r.every((function(t){return t.includes(e)}))}))||null}function n(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=null,r=0,i=e.length;r<i;r+=1){var o=e[r],a=o.getBBox(t);if(a){if(o.isNode()){var s=o.getAngle();null!=s&&0!==s&&(a=a.bbox(s))}n=null==n?a:n.union(a)}}return n}function r(t){var n=[t].concat(d(t.getDescendants({deep:!0})));return e.cloneCells(n)}function i(e){var t=O["a"].uniq(e),n=t.reduce((function(e,t){return e[t.id]=t.clone(),e}),{});return t.forEach((function(e){var t=n[e.id];if(t.isEdge()){var r=t.getSourceCellId(),i=t.getTargetCellId();r&&n[r]&&t.setSource(Object.assign(Object.assign({},t.getSource()),{cell:n[r].id})),i&&n[i]&&t.setTarget(Object.assign(Object.assign({},t.getTarget()),{cell:n[i].id}))}var o=e.getParent();o&&n[o.id]&&t.setParent(n[o.id]);var a=e.getChildren();if(a&&a.length){var s=a.reduce((function(e,t){return n[t.id]&&e.push(n[t.id]),e}),[]);s.length>0&&t.setChildren(s)}})),n}e.getCommonAncestor=t,e.getCellsBBox=n,e.deepClone=r,e.cloneCells=i}(Gn||(Gn={})),function(e){e.config({propHooks:function(t){var n=t.tools,r=_n(t,["tools"]);return n&&(r.tools=e.normalizeTools(n)),r}})}(Gn||(Gn={})),function(e){var t,n;function r(e,r){return r?null!=t&&t.exist(e):null!=n&&n.exist(e)}function i(e){t=e}function o(e){n=e}e.exist=r,e.setEdgeRegistry=i,e.setNodeRegistry=o}(In||(In={}));var Hn=function(){function e(t){f(this,e),this.ports=[],this.groups={},this.init(O["g"].cloneDeep(t))}return g(e,[{key:"getPorts",value:function(){return this.ports}},{key:"getGroup",value:function(e){return null!=e?this.groups[e]:null}},{key:"getPortsByGroup",value:function(e){return this.ports.filter((function(t){return t.group===e||null==t.group&&null==e}))}},{key:"getPortsLayoutByGroup",value:function(e,t){var n,r=this,i=this.getPortsByGroup(e),o=e?this.getGroup(e):null,a=o?o.position:null,s=a?a.name:null;if(null!=s){var l=pe.registry.get(s);if(null==l)return pe.registry.onNotFound(s);n=l}else n=pe.presets.left;var u=i.map((function(e){return e&&e.position&&e.position.args||{}})),c=a&&a.args||{},h=n(u,t,c);return h.map((function(e,n){var o=i[n];return{portLayout:e,portId:o.id,portSize:o.size,portAttrs:o.attrs,labelSize:o.label.size,labelLayout:r.getPortLabelLayout(o,K["f"].create(e.position),t)}}))}},{key:"init",value:function(e){var t=this,n=e.groups,r=e.items;null!=n&&Object.keys(n).forEach((function(e){t.groups[e]=t.parseGroup(n[e])})),Array.isArray(r)&&r.forEach((function(e){t.ports.push(t.parsePort(e))}))}},{key:"parseGroup",value:function(e){return Object.assign(Object.assign({},e),{label:this.getLabel(e,!0),position:this.getPortPosition(e.position,!0)})}},{key:"parsePort",value:function(e){var t=Object.assign({},e),n=this.getGroup(e.group)||{};return t.markup=t.markup||n.markup,t.attrs=O["g"].merge({},n.attrs,t.attrs),t.position=this.createPosition(n,t),t.label=O["g"].merge({},n.label,this.getLabel(t)),t.zIndex=this.getZIndex(n,t),t.size=Object.assign(Object.assign({},n.size),t.size),t}},{key:"getZIndex",value:function(e,t){return"number"===typeof t.zIndex?t.zIndex:"number"===typeof e.zIndex||"auto"===e.zIndex?e.zIndex:"auto"}},{key:"createPosition",value:function(e,t){return O["g"].merge({name:"left",args:{}},e.position,{args:t.args})}},{key:"getPortPosition",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(null==e){if(t)return{name:"left",args:{}}}else{if("string"===typeof e)return{name:e,args:{}};if(Array.isArray(e))return{name:"absolute",args:{x:e[0],y:e[1]}};if("object"===p(e))return e}return{args:{}}}},{key:"getPortLabelPosition",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(null==e){if(t)return{name:"left",args:{}}}else{if("string"===typeof e)return{name:e,args:{}};if("object"===p(e))return e}return{args:{}}}},{key:"getLabel",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=e.label||{};return n.position=this.getPortLabelPosition(n.position,t),n}},{key:"getPortLabelLayout",value:function(e,t,n){var r=e.label.position.name||"left",i=e.label.position.args||{},o=Be.registry.get(r)||Be.presets.left;return o?o(t,n,i):null}}]),e}(),Un=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},qn=function(e,t){u(r,e);var n=c(r);function r(){var e,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return f(this,r),e=n.call(this,t),e.initPorts(),e}return g(r,[{key:t,get:function(){return r.toStringTag}},{key:"preprocess",value:function(e,t){var n=e.x,a=e.y,s=e.width,l=e.height,u=Un(e,["x","y","width","height"]);if(null!=n||null!=a){var c=u.position;u.position=Object.assign(Object.assign({},c),{x:null!=n?n:c?c.x:0,y:null!=a?a:c?c.y:0})}if(null!=s||null!=l){var h=u.size;u.size=Object.assign(Object.assign({},h),{width:null!=s?s:h?h.width:0,height:null!=l?l:h?h.height:0})}return i(o(r.prototype),"preprocess",this).call(this,u,t)}},{key:"isNode",value:function(){return!0}},{key:"size",value:function(e,t,n){return void 0===e?this.getSize():"number"===typeof e?this.setSize(e,t,n):this.setSize(e,t)}},{key:"getSize",value:function(){var e=this.store.get("size");return e?Object.assign({},e):{width:1,height:1}}},{key:"setSize",value:function(e,t,n){return"object"===p(e)?this.resize(e.width,e.height,t):this.resize(e,t,n),this}},{key:"resize",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};this.startBatch("resize",n);var r=n.direction;if(r){var i=this.getSize();switch(r){case"left":case"right":t=i.height;break;case"top":case"bottom":e=i.width;break;default:break}var o={right:0,"top-right":0,top:1,"top-left":1,left:2,"bottom-left":2,bottom:3,"bottom-right":3},a=o[r],s=K["a"].normalize(this.getAngle()||0);n.absolute&&(a+=Math.floor((s+45)/90),a%=4);var l,u=this.getBBox();l=0===a?u.getBottomLeft():1===a?u.getCorner():2===a?u.getTopRight():u.getOrigin();var c=l.clone().rotate(-s,u.getCenter()),h=Math.sqrt(e*e+t*t)/2,d=a*Math.PI/2;d+=Math.atan(a%2===0?t/e:e/t),d-=K["a"].toRad(s);var f=K["f"].fromPolar(h,d,c),g=f.clone().translate(e/-2,t/-2);this.store.set("size",{width:e,height:t},n),this.setPosition(g.x,g.y,n)}else this.store.set("size",{width:e,height:t},n);return this.stopBatch("resize",n),this}},{key:"scale",value:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},i=this.getBBox().scale(e,t,null==n?void 0:n);return this.startBatch("scale",r),this.setPosition(i.x,i.y,r),this.resize(i.width,i.height,r),this.stopBatch("scale"),this}},{key:"position",value:function(e,t,n){return"number"===typeof e?this.setPosition(e,t,n):this.getPosition(e)}},{key:"getPosition",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(e.relative){var t=this.getParent();if(null!=t&&t.isNode()){var n=this.getPosition(),r=t.getPosition();return{x:n.x-r.x,y:n.y-r.y}}}var i=this.store.get("position");return i?Object.assign({},i):{x:0,y:0}}},{key:"setPosition",value:function(e,t){var n,r,i,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if("object"===p(e)?(n=e.x,r=e.y,i=t||{}):(n=e,r=t,i=o||{}),i.relative){var a=this.getParent();if(null!=a&&a.isNode()){var s=a.getPosition();n+=s.x,r+=s.y}}if(i.deep){var l=this.getPosition();this.translate(n-l.x,r-l.y,i)}else this.store.set("position",{x:n,y:r},i);return this}},{key:"translate",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(0===e&&0===t)return this;n.translateBy=n.translateBy||this.id;var r=this.getPosition();if(null!=n.restrict&&n.translateBy===this.id){var i=this.getBBox({deep:!0}),o=n.restrict,a=r.x-i.x,s=r.y-i.y,l=Math.max(o.x+a,Math.min(o.x+o.width+a-i.width,r.x+e)),u=Math.max(o.y+s,Math.min(o.y+o.height+s-i.height,r.y+t));e=l-r.x,t=u-r.y}var c={x:r.x+e,y:r.y+t};return n.tx=e,n.ty=t,n.transition?("object"!==p(n.transition)&&(n.transition={}),this.transition("position",c,Object.assign(Object.assign({},n.transition),{interp:Fn["f"].object})),this.eachChild((function(r){var i,o=null===(i=n.exclude)||void 0===i?void 0:i.includes(r);o||r.translate(e,t,n)}))):(this.startBatch("translate",n),this.store.set("position",c,n),this.eachChild((function(r){var i,o=null===(i=n.exclude)||void 0===i?void 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K["h"].fromPositionAndSize(this.getPosition(),this.getSize())}},{key:"getConnectionPoint",value:function(e,t){var n=this.getBBox(),r=n.getCenter(),i=e.getTerminal(t);if(null==i)return r;var o=i.port;if(!o||!this.hasPort(o))return r;var a=this.getPort(o);if(!a||!a.group)return r;var s=this.getPortsPosition(a.group),l=s[o].position,u=K["f"].create(l).translate(n.getOrigin()),c=this.getAngle();return c&&u.rotate(-c,r),u}},{key:"fit",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.getChildren()||[],n=t.filter((function(e){return e.isNode()}));if(0===n.length)return this;this.startBatch("fit-embeds",e),e.deep&&n.forEach((function(t){return t.fit(e)}));var r=Gn.getCellsBBox(n),i=r.x,o=r.y,a=r.width,s=r.height,l=O["f"].normalizeSides(e.padding);return i-=l.left,o-=l.top,a+=l.left+l.right,s+=l.bottom+l.top,this.store.set({position:{x:i,y:o},size:{width:a,height:s}},e),this.stopBatch("fit-embeds"),this}},{key:"portContainerMarkup",get:function(){return this.getPortContainerMarkup()}},{key:"portContainerMarkup",set:function(e){this.setPortContainerMarkup(e)}},{key:"getDefaultPortContainerMarkup",value:function(){return this.store.get("defaultPortContainerMarkup")||Ln["a"].getPortContainerMarkup()}},{key:"getPortContainerMarkup",value:function(){return this.store.get("portContainerMarkup")||this.getDefaultPortContainerMarkup()}},{key:"setPortContainerMarkup",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("portContainerMarkup",Ln["a"].clone(e),t),this}},{key:"portMarkup",get:function(){return this.getPortMarkup()}},{key:"portMarkup",set:function(e){this.setPortMarkup(e)}},{key:"getDefaultPortMarkup",value:function(){return this.store.get("defaultPortMarkup")||Ln["a"].getPortMarkup()}},{key:"getPortMarkup",value:function(){return this.store.get("portMarkup")||this.getDefaultPortMarkup()}},{key:"setPortMarkup",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("portMarkup",Ln["a"].clone(e),t),this}},{key:"portLabelMarkup",get:function(){return this.getPortLabelMarkup()}},{key:"portLabelMarkup",set:function(e){this.setPortLabelMarkup(e)}},{key:"getDefaultPortLabelMarkup",value:function(){return this.store.get("defaultPortLabelMarkup")||Ln["a"].getPortLabelMarkup()}},{key:"getPortLabelMarkup",value:function(){return this.store.get("portLabelMarkup")||this.getDefaultPortLabelMarkup()}},{key:"setPortLabelMarkup",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("portLabelMarkup",Ln["a"].clone(e),t),this}},{key:"ports",get:function(){var e=this.store.get("ports",{items:[]});return null==e.items&&(e.items=[]),e}},{key:"getPorts",value:function(){return O["g"].cloneDeep(this.ports.items)}},{key:"getPortsByGroup",value:function(e){return this.getPorts().filter((function(t){return t.group===e}))}},{key:"getPort",value:function(e){return O["g"].cloneDeep(this.ports.items.find((function(t){return t.id&&t.id===e})))}},{key:"getPortAt",value:function(e){return this.ports.items[e]||null}},{key:"hasPorts",value:function(){return this.ports.items.length>0}},{key:"hasPort",value:function(e){return-1!==this.getPortIndex(e)}},{key:"getPortIndex",value:function(e){var t="string"===typeof e?e:e.id;return null!=t?this.ports.items.findIndex((function(e){return e.id===t})):-1}},{key:"getPortsPosition",value:function(e){var t=this.getSize(),n=this.port.getPortsLayoutByGroup(e,new K["h"](0,0,t.width,t.height));return n.reduce((function(e,t){var n=t.portLayout;return e[t.portId]={position:Object.assign({},n.position),angle:n.angle||0},e}),{})}},{key:"getPortProp",value:function(e,t){return this.getPropByPath(this.prefixPortPath(e,t))}},{key:"setPortProp",value:function(e,t,n,r){if("string"===typeof t||Array.isArray(t)){var i=this.prefixPortPath(e,t),o=n;return this.setPropByPath(i,o,r)}var a=this.prefixPortPath(e),s=t;return 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b=u.cell;Gn.isCell(b)?g.target=Object.assign(Object.assign({},u),{cell:b.id}):g.target=u}if(null!=c||null!=h){var x=g.target;if(null!=c){var w=p(c)?c:c.id;x?x.cell=w:x=g.target={cell:w}}null!=h&&x&&(x.port=h)}else null!=d&&(g.target=K["f"].create(d).toJSON());return i(o(r.prototype),"preprocess",this).call(this,g,t)}},{key:"setup",value:function(){var e=this;i(o(r.prototype),"setup",this).call(this),this.on("change:labels",(function(t){return e.onLabelsChanged(t)})),this.on("change:vertices",(function(t){return e.onVertexsChanged(t)}))}},{key:"isEdge",value:function(){return!0}},{key:"disconnect",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.store.set({source:{x:0,y:0},target:{x:0,y:0}},e),this}},{key:"source",get:function(){return this.getSource()}},{key:"source",set:function(e){this.setSource(e)}},{key:"getSource",value:function(){return this.getTerminal("source")}},{key:"getSourceCellId",value:function(){return 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K["f"].isPoint(t)||null!=i.x&&null!=i.y?(this.store.set(e,O["g"].merge({},n,{x:i.x,y:i.y}),r),this):(this.store.set(e,O["g"].cloneDeep(t),r),this)}},{key:"getSourcePoint",value:function(){return this.getTerminalPoint("source")}},{key:"getTargetPoint",value:function(){return this.getTerminalPoint("target")}},{key:"getTerminalPoint",value:function(e){var t=this[e];if(K["f"].isPointLike(t))return K["f"].create(t);var n=this.getTerminalCell(e);return n?n.getConnectionPoint(this,e):new K["f"]}},{key:"getSourceCell",value:function(){return this.getTerminalCell("source")}},{key:"getTargetCell",value:function(){return this.getTerminalCell("target")}},{key:"getTerminalCell",value:function(e){if(this.model){var t="source"===e?this.getSourceCellId():this.getTargetCellId();if(t)return this.model.getCell(t)}return null}},{key:"getSourceNode",value:function(){return this.getTerminalNode("source")}},{key:"getTargetNode",value:function(){return this.getTerminalNode("target")}},{key:"getTerminalNode",value:function(e){var t=this,n={};while(t&&t.isEdge()){if(n[t.id])return null;n[t.id]=!0,t=t.getTerminalCell(e)}return t&&t.isNode()?t:null}},{key:"router",get:function(){return this.getRouter()}},{key:"router",set:function(e){null==e?this.removeRouter():this.setRouter(e)}},{key:"getRouter",value:function(){return this.store.get("router")}},{key:"setRouter",value:function(e,t,n){return"object"===p(e)?this.store.set("router",e,t):this.store.set("router",{name:e,args:t},n),this}},{key:"removeRouter",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.store.remove("router",e),this}},{key:"connector",get:function(){return this.getConnector()}},{key:"connector",set:function(e){null==e?this.removeConnector():this.setConnector(e)}},{key:"getConnector",value:function(){return this.store.get("connector")}},{key:"setConnector",value:function(e,t,n){return"object"===p(e)?this.store.set("connector",e,t):this.store.set("connector",{name:e,args:t},n),this}},{key:"removeConnector",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.store.remove("connector",e)}},{key:"strategy",get:function(){return this.getStrategy()}},{key:"strategy",set:function(e){null==e?this.removeStrategy():this.setStrategy(e)}},{key:"getStrategy",value:function(){return this.store.get("strategy")}},{key:"setStrategy",value:function(e,t,n){return"object"===p(e)?this.store.set("strategy",e,t):this.store.set("strategy",{name:e,args:t},n),this}},{key:"removeStrategy",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.store.remove("strategy",e)}},{key:"getDefaultLabel",value:function(){var e=this.constructor,t=this.store.get("defaultLabel")||e.defaultLabel||{};return O["g"].cloneDeep(t)}},{key:"labels",get:function(){return this.getLabels()}},{key:"labels",set:function(e){this.setLabels(e)}},{key:"getLabels",value:function(){var e=this;return d(this.store.get("labels",[])).map((function(t){return e.parseLabel(t)}))}},{key:"setLabels",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("labels",Array.isArray(e)?e:[e],t),this}},{key:"insertLabel",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=this.getLabels(),i=r.length,o=null!=t&&Number.isFinite(t)?t:i;return o<0&&(o=i+o+1),r.splice(o,0,this.parseLabel(e)),this.setLabels(r,n)}},{key:"appendLabel",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.insertLabel(e,-1,t)}},{key:"getLabelAt",value:function(e){var t=this.getLabels();return null!=e&&Number.isFinite(e)?this.parseLabel(t[e]):null}},{key:"setLabelAt",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(null!=e&&Number.isFinite(e)){var r=this.getLabels();r[e]=this.parseLabel(t),this.setLabels(r,n)}return this}},{key:"removeLabelAt",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.getLabels(),r=null!=e&&Number.isFinite(e)?e:-1,i=n.splice(r,1);return this.setLabels(n,t),i.length?i[0]:null}},{key:"parseLabel",value:function(e){if("string"===typeof e){var t=this.constructor;return t.parseStringLabel(e)}return e}},{key:"onLabelsChanged",value:function(e){var t=e.previous,n=e.current,r=t&&n?n.filter((function(e){return t.find((function(t){return e===t||O["g"].isEqual(e,t)}))?null:e})):n?d(n):[],i=t&&n?t.filter((function(e){return n.find((function(t){return e===t||O["g"].isEqual(e,t)}))?null:e})):t?d(t):[];r.length>0&&this.notify("labels:added",{added:r,cell:this,edge:this}),i.length>0&&this.notify("labels:removed",{removed:i,cell:this,edge:this})}},{key:"vertexMarkup",get:function(){return this.getVertexMarkup()}},{key:"vertexMarkup",set:function(e){this.setVertexMarkup(e)}},{key:"getDefaultVertexMarkup",value:function(){return this.store.get("defaultVertexMarkup")||Ln["a"].getEdgeVertexMarkup()}},{key:"getVertexMarkup",value:function(){return this.store.get("vertexMarkup")||this.getDefaultVertexMarkup()}},{key:"setVertexMarkup",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("vertexMarkup",Ln["a"].clone(e),t),this}},{key:"vertices",get:function(){return this.getVertices()}},{key:"vertices",set:function(e){this.setVertices(e)}},{key:"getVertices",value:function(){return d(this.store.get("vertices",[]))}},{key:"setVertices",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=Array.isArray(e)?e:[e];return this.store.set("vertices",n.map((function(e){return K["f"].toJSON(e)})),t),this}},{key:"insertVertex",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=this.getVertices(),i=r.length,o=null!=t&&Number.isFinite(t)?t:i;return o<0&&(o=i+o+1),r.splice(o,0,K["f"].toJSON(e)),this.setVertices(r,n)}},{key:"appendVertex",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.insertVertex(e,-1,t)}},{key:"getVertexAt",value:function(e){if(null!=e&&Number.isFinite(e)){var t=this.getVertices();return t[e]}return null}},{key:"setVertexAt",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(null!=e&&Number.isFinite(e)){var r=this.getVertices();r[e]=t,this.setVertices(r,n)}return this}},{key:"removeVertexAt",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.getVertices(),r=null!=e&&Number.isFinite(e)?e:-1;return n.splice(r,1),this.setVertices(n,t)}},{key:"onVertexsChanged",value:function(e){var t=e.previous,n=e.current,r=t&&n?n.filter((function(e){return t.find((function(t){return K["f"].equals(e,t)}))?null:e})):n?d(n):[],i=t&&n?t.filter((function(e){return n.find((function(t){return K["f"].equals(e,t)}))?null:e})):t?d(t):[];r.length>0&&this.notify("vertexs:added",{added:r,cell:this,edge:this}),i.length>0&&this.notify("vertexs:removed",{removed:i,cell:this,edge:this})}},{key:"getDefaultMarkup",value:function(){return this.store.get("defaultMarkup")||Ln["a"].getEdgeMarkup()}},{key:"getMarkup",value:function(){return i(o(r.prototype),"getMarkup",this).call(this)||this.getDefaultMarkup()}},{key:"toolMarkup",get:function(){return this.getToolMarkup()}},{key:"toolMarkup",set:function(e){this.setToolMarkup(e)}},{key:"getDefaultToolMarkup",value:function(){return this.store.get("defaultToolMarkup")||Ln["a"].getEdgeToolMarkup()}},{key:"getToolMarkup",value:function(){return this.store.get("toolMarkup")||this.getDefaultToolMarkup()}},{key:"setToolMarkup",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("toolMarkup",e,t),this}},{key:"doubleToolMarkup",get:function(){return this.getDoubleToolMarkup()}},{key:"doubleToolMarkup",set:function(e){this.setDoubleToolMarkup(e)}},{key:"getDefaultDoubleToolMarkup",value:function(){return this.store.get("defaultDoubleToolMarkup")}},{key:"getDoubleToolMarkup",value:function(){return this.store.get("doubleToolMarkup")||this.getDefaultDoubleToolMarkup()}},{key:"setDoubleToolMarkup",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("doubleToolMarkup",e,t),this}},{key:"arrowheadMarkup",get:function(){return this.getArrowheadMarkup()}},{key:"arrowheadMarkup",set:function(e){this.setArrowheadMarkup(e)}},{key:"getDefaultArrowheadMarkup",value:function(){return this.store.get("defaultArrowheadMarkup")||Ln["a"].getEdgeArrowheadMarkup()}},{key:"getArrowheadMarkup",value:function(){return this.store.get("arrowheadMarkup")||this.getDefaultArrowheadMarkup()}},{key:"setArrowheadMarkup",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.store.set("arrowheadMarkup",e,t),this}},{key:"translate",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return n.translateBy=n.translateBy||this.id,n.tx=e,n.ty=t,this.applyToPoints((function(n){return{x:(n.x||0)+e,y:(n.y||0)+t}}),n)}},{key:"scale",value:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};return this.applyToPoints((function(r){return K["f"].create(r).scale(e,t,n).toJSON()}),r)}},{key:"applyToPoints",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n={},r=this.getSource(),i=this.getTarget();K["f"].isPointLike(r)&&(n.source=e(r)),K["f"].isPointLike(i)&&(n.target=e(i));var o=this.getVertices();return o.length>0&&(n.vertices=o.map(e)),this.store.set(n,t),this}},{key:"getBBox",value:function(){return this.getPolyline().bbox()}},{key:"getConnectionPoint",value:function(){return this.getPolyline().pointAt(.5)}},{key:"getPolyline",value:function(){var e=[this.getSourcePoint(),this.getTargetPoint()],t=this.getVertices();return t.forEach((function(t){return e.push(K["f"].create(t))})),new K["g"](e)}},{key:"updateParent",value:function(e){var t=null,n=this.getSourceCell(),r=this.getTargetCell(),i=this.getParent();return n&&r&&(t=n===r||n.isDescendantOf(r)?r:r.isDescendantOf(n)?n:Gn.getCommonAncestor(n,r)),!i||t&&t.id===i.id||i.unembed(this,e),t&&t.embed(this,e),t}},{key:"hasLoop",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.getSource(),n=this.getTarget(),r=t.cell,i=n.cell;if(!r||!i)return!1;var o=r===i;if(!o&&e.deep&&this._model){var a=this.getSourceCell(),s=this.getTargetCell();a&&s&&(o=a.isAncestorOf(s,e)||s.isAncestorOf(a,e))}return o}},{key:"getFragmentAncestor",value:function(){var e=[this,this.getSourceNode(),this.getTargetNode()].filter((function(e){return null!=e}));return this.getCommonAncestor.apply(this,d(e))}},{key:"isFragmentDescendantOf",value:function(e){var t=this.getFragmentAncestor();return!!t&&(t.id===e.id||t.isDescendantOf(e))}}]),r}(Gn,Symbol.toStringTag);ir.defaults={},function(e){function t(e,t){var n=e,r=t;return n.cell===r.cell&&(n.port===r.port||null==n.port&&null==r.port)}e.equalTerminals=t}(ir||(ir={})),function(e){function t(e){return{attrs:{label:{text:e}}}}e.defaultLabel={markup:[{tagName:"rect",selector:"body"},{tagName:"text",selector:"label"}],attrs:{text:{fill:"#000",fontSize:14,textAnchor:"middle",textVerticalAnchor:"middle",pointerEvents:"none"},rect:{ref:"label",fill:"#fff",rx:3,ry:3,refWidth:1,refHeight:1,refX:0,refY:0}},position:{distance:.5}},e.parseStringLabel=t}(ir||(ir={})),function(e){function t(t){if(null==t)return!1;if(t instanceof e)return!0;var n=t[Symbol.toStringTag],r=t;return(null==n||n===e.toStringTag)&&"function"===typeof r.isNode&&"function"===typeof r.isEdge&&"function"===typeof r.prop&&"function"===typeof r.attr&&"function"===typeof r.disconnect&&"function"===typeof r.getSource&&"function"===typeof r.getTarget}e.toStringTag="X6.".concat(e.name),e.isEdge=t}(ir||(ir={})),function(e){e.registry=M["a"].create({type:"edge",process:function(t,n){if(In.exist(t,!1))throw new Error("Edge with name '".concat(t,"' was registered by anthor Node"));if("function"===typeof n)return n.config({shape:t}),n;var r=e,i=n.inherit,o=void 0===i?"edge":i,a=rr(n,["inherit"]);if("string"===typeof o){var s=this.get(o||"edge");null==s&&o?this.onNotFound(o,"inherited"):r=s}else r=o;null==a.constructorName&&(a.constructorName=t);var l=r.define.call(r,a);return l.config({shape:t}),l}}),In.setEdgeRegistry(e.registry)}(ir||(ir={})),function(e){var t=0;function n(e){return e?O["k"].pascalCase(e):(t+=1,"CustomEdge".concat(t))}function r(t){var r=t.constructorName,i=t.overwrite,o=rr(t,["constructorName","overwrite"]),a=O["g"].createClass(n(r||o.shape),this);return a.config(o),o.shape&&e.registry.register(o.shape,a,i),a}function i(t){var n=t.shape||"edge",r=e.registry.get(n);return r?new r(t):e.registry.onNotFound(n)}e.define=r,e.create=i}(ir||(ir={})),function(e){var t="basic.edge";e.config({shape:t,propHooks:function(t){var n=t.label,r=t.vertices,i=rr(t,["label","vertices"]);if(n){null==i.labels&&(i.labels=[]);var o="string"===typeof n?e.parseStringLabel(n):n;i.labels.push(o)}return r&&Array.isArray(r)&&(i.vertices=r.map((function(e){return K["f"].create(e).toJSON()}))),i}}),e.registry.register(t,e)}(ir||(ir={}));var or=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},ar=function(e,t){u(r,e);var n=c(r);function r(){var e;return f(this,r),e=n.apply(this,arguments),e.POINT_ROUNDING=2,e.markerCache={},e}return g(r,[{key:t,get:function(){return r.toStringTag}},{key:"getContainerClassName",value:function(){return[i(o(r.prototype),"getContainerClassName",this).call(this),this.prefixClassName("edge")].join(" ")}},{key:"sourceBBox",get:function(){var e=this.sourceView;if(!e){var t=this.cell.getSource();return new K["h"](t.x,t.y)}var n=this.sourceMagnet;return e.isEdgeElement(n)?new K["h"](this.sourceAnchor.x,this.sourceAnchor.y):e.getBBoxOfElement(n||e.container)}},{key:"targetBBox",get:function(){var e=this.targetView;if(!e){var t=this.cell.getTarget();return new K["h"](t.x,t.y)}var n=this.targetMagnet;return e.isEdgeElement(n)?new K["h"](this.targetAnchor.x,this.targetAnchor.y):e.getBBoxOfElement(n||e.container)}},{key:"isEdgeView",value:function(){return!0}},{key:"confirmUpdate",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=e;if(this.hasAction(r,"source")){if(!this.updateTerminalProperties("source"))return r;r=this.removeAction(r,"source")}if(this.hasAction(r,"target")){if(!this.updateTerminalProperties("target"))return r;r=this.removeAction(r,"target")}var i=this.graph,o=this.sourceView,a=this.targetView;return i&&(o&&!i.renderer.isViewMounted(o)||a&&!i.renderer.isViewMounted(a))?r:this.hasAction(r,"render")?(this.render(),r=this.removeAction(r,["render","update","vertices","labels","tools","widget"]),r):(r=this.handleAction(r,"vertices",(function(){return t.renderVertexMarkers()})),r=this.handleAction(r,"update",(function(){return t.update(null,n)})),r=this.handleAction(r,"labels",(function(){return t.onLabelsChange(n)})),r=this.handleAction(r,"tools",(function(){t.renderTools(),t.updateToolsPosition()})),r=this.handleAction(r,"widget",(function(){return t.renderExternalTools()})),r)}},{key:"onLabelsChange",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.shouldRerenderLabels(e)?this.renderLabels():this.updateLabels(),this.updateLabelPositions()}},{key:"shouldRerenderLabels",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.cell.previous("labels");if(null==t)return!0;if("propertyPathArray"in e&&"propertyValue"in e){var n=e.propertyPathArray||[],r=n.length;if(r>1){var i=n[1];if(t[i]){if(2===r)return"object"===p(e.propertyValue)&&O["g"].has(e.propertyValue,"markup");if("markup"!==n[2])return!1}}}return!0}},{key:"render",value:function(){return this.empty(),this.containers={},this.renderMarkup(),this.renderLabels(),this.update(),this}},{key:"renderMarkup",value:function(){var e=this.cell.markup;if(e)return"string"===typeof e?this.renderStringMarkup(e):this.renderJSONMarkup(e);throw new TypeError("Invalid edge markup.")}},{key:"renderJSONMarkup",value:function(e){var t=this.parseJSONMarkup(e,this.container);this.selectors=t.selectors,this.container.append(t.fragment)}},{key:"renderStringMarkup",value:function(e){var t=this.containers,n=O["m"].createVectors(e);n.forEach((function(e){var n=e.attr("class");n&&(t[O["k"].camelCase(n)]=e.node)})),this.renderTools(),this.renderVertexMarkers(),this.renderArrowheadMarkers(),O["c"].append(this.container,n.map((function(e){return e.node})))}},{key:"renderLabels",value:function(){var e=this.cell,t=e.getLabels(),n=t.length,r=this.containers.labels;if(this.labelCache={},this.labelSelectors={},n<=0)return r&&r.parentNode&&r.parentNode.removeChild(r),this;r?this.empty(r):(r=O["c"].createSvgElement("g"),this.addClass(this.prefixClassName("edge-labels"),r),this.containers.labels=r);for(var i=0,o=t.length;i<o;i+=1){var a=t[i],s=this.normalizeLabelMarkup(this.parseLabelMarkup(a.markup)),l=void 0,u=void 0;if(s)l=s.node,u=s.selectors;else{var c=e.getDefaultLabel(),h=this.normalizeLabelMarkup(this.parseLabelMarkup(c.markup));l=h.node,u=h.selectors}l.setAttribute("data-index","".concat(i)),r.appendChild(l);var d=this.rootSelector;if(u[d])throw new Error("Ambiguous label root selector.");u[d]=l,this.labelCache[i]=l,this.labelSelectors[i]=u}return null==r.parentNode&&this.container.appendChild(r),this.updateLabels(),this.customizeLabels(),this}},{key:"parseLabelMarkup",value:function(e){return e?"string"===typeof e?this.parseLabelStringMarkup(e):this.parseJSONMarkup(e):null}},{key:"parseLabelStringMarkup",value:function(e){for(var t=O["m"].createVectors(e),n=document.createDocumentFragment(),r=0,i=t.length;r<i;r+=1){var o=t[r].node;n.appendChild(o)}return{fragment:n,selectors:{}}}},{key:"normalizeLabelMarkup",value:function(e){if(null!=e){var t,n=e.fragment;if(!(n instanceof DocumentFragment)||!n.hasChildNodes())throw new Error("Invalid label markup.");var r=n.childNodes;return t=r.length>1||"G"!==r[0].nodeName.toUpperCase()?O["m"].create("g").append(n):O["m"].create(r[0]),t.addClass(this.prefixClassName("edge-label")),{node:t.node,selectors:e.selectors}}}},{key:"updateLabels",value:function(){if(this.containers.labels)for(var e=this.cell,t=e.labels,n=this.can("edgeLabelMovable"),r=e.getDefaultLabel(),i=0,o=t.length;i<o;i+=1){var a=this.labelCache[i],s=this.labelSelectors[i];a.setAttribute("cursor",n?"move":"default");var l=t[i],u=O["g"].merge({},r.attrs,l.attrs);this.updateAttrs(a,u,{selectors:s,rootBBox:l.size?K["h"].fromSize(l.size):void 0})}}},{key:"mergeLabelAttrs",value:function(e,t,n){if(null===t)return null;if(void 0===t){if(null===n)return null;if(void 0===n)return;return e?n:O["g"].merge({},n)}return e?O["g"].merge({},n,t):void 0}},{key:"customizeLabels",value:function(){if(this.containers.labels)for(var e=this.cell,t=e.labels,n=0,r=t.length;n<r;n+=1){var i=t[n],o=this.labelCache[n],a=this.labelSelectors[n];this.graph.hook.onEdgeLabelRendered({edge:e,label:i,container:o,selectors:a})}}},{key:"renderTools",value:function(){var e=this.containers.tools;if(null==e)return this;var t=this.cell.toolMarkup,n=this.$(e).empty();if(Ln["a"].isStringMarkup(t)){var r=O["k"].template(t),i=O["m"].create(r());if(n.append(i.node),this.toolCache=i.node,this.options.doubleTools){var o,a=this.cell.doubleToolMarkup;Ln["a"].isStringMarkup(a)?(r=O["k"].template(a),o=O["m"].create(r())):o=i.clone(),n.append(o.node),this.tool2Cache=o.node}}return this}},{key:"renderExternalTools",value:function(){var e=this.cell.getTools();return this.addTools(e),this}},{key:"renderVertexMarkers",value:function(){var e=this.containers.vertices;if(null==e)return this;var t=this.cell.vertexMarkup,n=this.$(e).empty();if(Ln["a"].isStringMarkup(t)){var r=O["k"].template(t);this.cell.getVertices().forEach((function(e,t){n.append(O["m"].create(r(Object.assign({index:t},e))).node)}))}return this}},{key:"renderArrowheadMarkers",value:function(){var e=this.containers.arrowheads;if(null==e)return this;var t=this.cell.arrowheadMarkup,n=this.$(e).empty();if(Ln["a"].isStringMarkup(t)){var r=O["k"].template(t),i=O["m"].create(r({end:"source"})).node,o=O["m"].create(r({end:"target"})).node;this.containers.sourceArrowhead=i,this.containers.targetArrowhead=o,n.append(i,o)}return this}},{key:"update",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.cleanCache(),this.updateConnection(t);var n=this.cell.getAttrs();return null!=n&&this.updateAttrs(this.container,n,{attrs:e===n?null:e,selectors:this.selectors}),this.updateConnectionPath(),this.updateLabelPositions(),this.updateToolsPosition(),this.updateArrowheadMarkers(),null==t.toolId?this.renderExternalTools():this.updateTools(t),this}},{key:"removeRedundantLinearVertices",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.cell,n=t.getVertices(),r=[this.sourceAnchor].concat(d(n),[this.targetAnchor]),i=r.length,o=new K["g"](r);o.simplify({threshold:.01});var a=o.points.map((function(e){return e.toJSON()})),s=a.length;return i===s?0:(t.setVertices(a.slice(1,s-1),e),i-s)}},{key:"updateConnectionPath",value:function(){var e=this.containers;if(e.connection){var t=this.getConnectionPathData();e.connection.setAttribute("d",t)}if(e.connectionWrap){var n=this.getConnectionPathData();e.connectionWrap.setAttribute("d",n)}e.sourceMarker&&e.targetMarker&&this.translateAndAutoOrientArrows(e.sourceMarker,e.targetMarker)}},{key:"getTerminalView",value:function(e){switch(e){case"source":return this.sourceView||null;case"target":return this.targetView||null;default:throw new Error("Unknown terminal type '".concat(e,"'"))}}},{key:"getTerminalAnchor",value:function(e){switch(e){case"source":return K["f"].create(this.sourceAnchor);case"target":return K["f"].create(this.targetAnchor);default:throw new Error("Unknown terminal type '".concat(e,"'"))}}},{key:"getTerminalConnectionPoint",value:function(e){switch(e){case"source":return K["f"].create(this.sourcePoint);case"target":return K["f"].create(this.targetPoint);default:throw new Error("Unknown terminal type '".concat(e,"'"))}}},{key:"getTerminalMagnet",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};switch(e){case"source":if(t.raw)return this.sourceMagnet;var n=this.sourceView;return n?this.sourceMagnet||n.container:null;case"target":if(t.raw)return this.targetMagnet;var r=this.targetView;return r?this.targetMagnet||r.container:null;default:throw new Error("Unknown terminal type '".concat(e,"'"))}}},{key:"updateConnection",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.cell;if(e.translateBy&&t.isFragmentDescendantOf(e.translateBy)){var n=e.tx||0,r=e.ty||0;this.routePoints=new K["g"](this.routePoints).translate(n,r).points,this.translateConnectionPoints(n,r),this.path.translate(n,r)}else{var i=t.getVertices(),o=this.findAnchors(i);this.sourceAnchor=o.source,this.targetAnchor=o.target,this.routePoints=this.findRoutePoints(i);var a=this.findConnectionPoints(this.routePoints,this.sourceAnchor,this.targetAnchor);this.sourcePoint=a.source,this.targetPoint=a.target;var s=this.findMarkerPoints(this.routePoints,this.sourcePoint,this.targetPoint);this.path=this.findPath(this.routePoints,s.source||this.sourcePoint,s.target||this.targetPoint)}this.cleanCache()}},{key:"findAnchors",value:function(e){var t=this.cell,n=t.source,r=t.target,i=e[0],o=e[e.length-1];return r.priority&&!n.priority?this.findAnchorsOrdered("target",o,"source",i):this.findAnchorsOrdered("source",i,"target",o)}},{key:"findAnchorsOrdered",value:function(e,t,n,r){var i,o,a,l,u=this.cell,c=u[e],h=u[n],d=this.getTerminalView(e),f=this.getTerminalView(n),g=this.getTerminalMagnet(e),p=this.getTerminalMagnet(n);d?(l=t?K["f"].create(t):f?p:K["f"].create(h),o=this.getAnchor(c.anchor,d,g,l,e)):o=K["f"].create(c);if(f){var v=K["f"].create(r||o);a=this.getAnchor(h.anchor,f,p,v,n)}else a=K["f"].isPointLike(h)?K["f"].create(h):new K["f"];return i={},s(i,e,o),s(i,n,a),i}},{key:"getAnchor",value:function(e,t,n,r,i){var o,a=t.isEdgeElement(n),s=this.graph.options.connecting,l="string"===typeof e?{name:e}:e;if(!l){var u=a?("source"===i?s.sourceEdgeAnchor:s.targetEdgeAnchor)||s.edgeAnchor:("source"===i?s.sourceAnchor:s.targetAnchor)||s.anchor;l="string"===typeof u?{name:u}:u}if(!l)throw new Error("Anchor should be specified.");var c=l.name;if(a){var h=st.registry.get(c);if("function"!==typeof h)return st.registry.onNotFound(c);o=O["d"].call(h,this,t,n,r,l.args||{},i)}else{var d=tt.registry.get(c);if("function"!==typeof d)return tt.registry.onNotFound(c);o=O["d"].call(d,this,t,n,r,l.args||{},i)}return o?o.round(this.POINT_ROUNDING):new K["f"]}},{key:"findRoutePoints",value:function(){var e,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],n=this.graph.options.connecting.router||fn.presets.normal,r=this.cell.getRouter()||n;if("function"===typeof r)e=O["d"].call(r,this,t,{},this);else{var i="string"===typeof r?r:r.name,o="string"===typeof r?{}:r.args||{},a=i?fn.registry.get(i):fn.presets.normal;if("function"!==typeof a)return fn.registry.onNotFound(i);e=O["d"].call(a,this,t,o,this)}return null==e?t.map((function(e){return K["f"].create(e)})):e.map((function(e){return K["f"].create(e)}))}},{key:"findConnectionPoints",value:function(e,t,n){var r,i,o=this.cell,a=this.graph.options.connecting,s=o.getSource(),l=o.getTarget(),u=this.sourceView,c=this.targetView,h=e[0],d=e[e.length-1];if(u&&!u.isEdgeElement(this.sourceMagnet)){var f=this.sourceMagnet||u.container,g=h||n,p=new K["d"](g,t),v=s.connectionPoint||a.sourceConnectionPoint||a.connectionPoint;r=this.getConnectionPoint(v,u,f,p,"source")}else r=t;if(c&&!c.isEdgeElement(this.targetMagnet)){var y=this.targetMagnet||c.container,m=l.connectionPoint||a.targetConnectionPoint||a.connectionPoint,b=d||t,x=new K["d"](b,n);i=this.getConnectionPoint(m,c,y,x,"target")}else i=n;return{source:r,target:i}}},{key:"getConnectionPoint",value:function(e,t,n,r,i){var o=r.end;if(null==e)return o;var a="string"===typeof e?e:e.name,s="string"===typeof e?{}:e.args,l=wt.registry.get(a);if("function"!==typeof l)return wt.registry.onNotFound(a);var u=O["d"].call(l,this,r,t,n,s||{},i);return u?u.round(this.POINT_ROUNDING):o}},{key:"updateMarkerAttr",value:function(e){var t=this.cell.getAttrs(),n=".".concat(e,"-marker"),r=t&&t[n];r&&this.updateAttrs(this.container,{},{attrs:s({},n,r),selectors:this.selectors})}},{key:"findMarkerPoints",value:function(e,t,n){var r,i,o=this,a=function(e){for(var t=o.cell.getAttrs(),n=Object.keys(t),r=0,i=n.length;r<i;r+=1){var a=t[n[r]];if(a["".concat(e,"Marker")]||a["".concat(e,"-marker")]){var s=a.strokeWidth||a["stroke-width"];if(s)return parseFloat(s);break}}return null},s=e[0],l=e[e.length-1],u=this.containers.sourceMarker,c=this.containers.targetMarker,h=this.markerCache;if(u){if(this.updateMarkerAttr("source"),h.sourceBBox=h.sourceBBox||O["c"].getBBox(u),h.sourceBBox.width>0){var d=O["c"].scale(u);r=t.clone().move(s||n,h.sourceBBox.width*d.sx*-1)}}else{var f=a("source");f&&(r=t.clone().move(s||n,-f))}if(c){if(this.updateMarkerAttr("target"),h.targetBBox=h.targetBBox||O["c"].getBBox(c),h.targetBBox.width>0){var g=O["c"].scale(c);i=n.clone().move(l||t,h.targetBBox.width*g.sx*-1)}}else{var p=a("target");p&&(i=n.clone().move(l||t,-p))}return h.sourcePoint=r||t.clone(),h.targetPoint=i||n.clone(),{source:r,target:i}}},{key:"findPath",value:function(e,t,n){var r,i,o,a=this.cell.getConnector()||this.graph.options.connecting.connector;if("string"===typeof a?r=a:(r=a.name,i=a.args),r){var s=Dn.registry.get(r);if("function"!==typeof s)return Dn.registry.onNotFound(r);o=s}else o=Dn.presets.normal;var l=O["d"].call(o,this,t,n,e,Object.assign(Object.assign({},i),{raw:!0}),this);return"string"===typeof l?K["e"].parse(l):l}},{key:"translateConnectionPoints",value:function(e,t){var n=this.markerCache;n.sourcePoint&&n.sourcePoint.translate(e,t),n.targetPoint&&n.targetPoint.translate(e,t),this.sourcePoint.translate(e,t),this.targetPoint.translate(e,t),this.sourceAnchor.translate(e,t),this.targetAnchor.translate(e,t)}},{key:"updateLabelPositions",value:function(){if(null==this.containers.labels)return this;var e=this.path;if(!e)return this;var t=this.cell,n=t.getLabels();if(0===n.length)return this;for(var r=t.getDefaultLabel(),i=this.normalizeLabelPosition(r.position),o=0,a=n.length;o<a;o+=1){var s=n[o],l=this.normalizeLabelPosition(s.position),u=O["g"].merge({},i,l),c=this.getLabelTransformationMatrix(u);this.labelCache[o].setAttribute("transform",O["c"].matrixToTransformString(c))}return this}},{key:"updateToolsPosition",value:function(){if(null==this.containers.tools)return this;var e="",t=this.options.toolsOffset,n=this.getConnectionLength();if(null!=n){n<this.options.shortLength&&(e="scale(.5)",t/=2);var r=this.getPointAtLength(t);if(null!=r&&O["c"].attr(this.toolCache,"transform","translate(".concat(r.x,",").concat(r.y,") ").concat(e)),this.options.doubleTools&&n>=this.options.longLength){var i=this.options.doubleToolsOffset||t;r=this.getPointAtLength(n-i),null!=r&&O["c"].attr(this.tool2Cache,"transform","translate(".concat(r.x,",").concat(r.y,") ").concat(e)),O["c"].attr(this.tool2Cache,"visibility","visible")}else this.options.doubleTools&&O["c"].attr(this.tool2Cache,"visibility","hidden")}return this}},{key:"updateArrowheadMarkers",value:function(){var e=this.containers.arrowheads;if(null==e)return this;if("none"===e.style.display)return this;var t=this.containers.sourceArrowhead,n=this.containers.targetArrowhead;if(t&&n){var r=this.getConnectionLength()||0,i=r<this.options.shortLength?.5:1;O["c"].scale(t,i),O["c"].scale(n,i),this.translateAndAutoOrientArrows(t,n)}return this}},{key:"updateTerminalProperties",value:function(e){var t=this.cell,n=this.graph,r=t[e],i=r&&r.cell,o="".concat(e,"View");if(!i)return this[o]=null,this.updateTerminalMagnet(e),!0;var a=n.getCellById(i);if(!a)throw new Error("Edge's ".concat(e,' node with id "').concat(i,'" not exists'));var s=a.findView(n);return!!s&&(this[o]=s,this.updateTerminalMagnet(e),!0)}},{key:"updateTerminalMagnet",value:function(e){var t="".concat(e,"Magnet"),n=this.getTerminalView(e);if(n){var r=n.getMagnetFromEdgeTerminal(this.cell[e]);r===n.container&&(r=null),this[t]=r}else this[t]=null}},{key:"translateAndAutoOrientArrows",value:function(e,t){var n=this.routePoints;e&&O["c"].translateAndAutoOrient(e,this.sourcePoint,n[0]||this.targetPoint,this.graph.view.stage),t&&O["c"].translateAndAutoOrient(t,this.targetPoint,n[n.length-1]||this.sourcePoint,this.graph.view.stage)}},{key:"getLabelPositionAngle",value:function(e){var t=this.cell.getLabelAt(e);return t&&t.position&&"object"===p(t.position)&&t.position.angle||0}},{key:"getLabelPositionArgs",value:function(e){var t=this.cell.getLabelAt(e);if(t&&t.position&&"object"===p(t.position))return t.position.options}},{key:"getDefaultLabelPositionArgs",value:function(){var e=this.cell.getDefaultLabel();if(e&&e.position&&"object"===p(e.position))return e.position.options}},{key:"mergeLabelPositionArgs",value:function(e,t){return null===e?null:void 0===e?null===t?null:t:O["g"].merge({},t,e)}},{key:"addLabel",value:function(e,t,n,r){var i,o,a,s=0;"number"!==typeof e?(i=e.x,o=e.y,"number"===typeof t?(s=t,a=n):a=t):(i=e,o=t,"number"===typeof n?(s=n,a=r):a=n);var l=this.getDefaultLabelPositionArgs(),u=a,c=this.mergeLabelPositionArgs(u,l),h={position:this.getLabelPosition(i,o,s,c)},d=-1;return this.cell.insertLabel(h,d,a),d}},{key:"addVertex",value:function(e,t,n){var r="number"!==typeof e,i=r?e.x:e,o=r?e.y:t,a=r?t:n,s={x:i,y:o},l=this.getVertexIndex(i,o);return this.cell.insertVertex(s,l,a),l}},{key:"sendToken",value:function(e,t,n){var r,i,o,a,s="linear";"object"===p(t)?(r=t.duration,i=!0===t.reversed,o=t.selector,!1===t.rotate?a="":!0===t.rotate?a="auto":null!=t.rotate&&(a="".concat(t.rotate)),t.timing&&(s=t.timing)):(r=t,i=!1,o=null),r=r||1e3;var l,u={dur:"".concat(r,"ms"),repeatCount:"1",calcMode:s,fill:"freeze"};if(a&&(u.rotate=a),i&&(u.keyPoints="1;0",u.keyTimes="0;1"),"object"===p(t)){t.duration,t.reversed,t.selector,t.rotate,t.timing;var c=or(t,["duration","reversed","selector","rotate","timing"]);Object.keys(c).forEach((function(e){u[e]=c[e]}))}if(l="string"===typeof o?this.findOne(o,this.container,this.selectors):this.containers.connection?this.containers.connection:this.container.querySelector("path"),!(l instanceof SVGPathElement))throw new Error("Token animation requires a valid connection path.");var h="string"===typeof e?this.findOne(e):e;if(null==h)throw new Error("Token animation requires a valid token element.");var d=h.parentNode,f=function(){d||O["c"].remove(h)},g=O["m"].create(h);d||g.appendTo(this.graph.view.stage);var v=u.complete;u.complete=function(e){f(),n&&n(),v&&v(e)};var y=g.animateAlongPath(u,l);return function(){f(),y()}}},{key:"getConnection",value:function(){return null!=this.path?this.path.clone():null}},{key:"getConnectionPathData",value:function(){if(null==this.path)return"";var e=this.cache.pathCache;return O["g"].has(e,"data")||(e.data=this.path.serialize()),e.data||""}},{key:"getConnectionSubdivisions",value:function(){if(null==this.path)return null;var e=this.cache.pathCache;return O["g"].has(e,"segmentSubdivisions")||(e.segmentSubdivisions=this.path.getSegmentSubdivisions()),e.segmentSubdivisions}},{key:"getConnectionLength",value:function(){if(null==this.path)return 0;var e=this.cache.pathCache;return O["g"].has(e,"length")||(e.length=this.path.length({segmentSubdivisions:this.getConnectionSubdivisions()})),e.length}},{key:"getPointAtLength",value:function(e){return null==this.path?null:this.path.pointAtLength(e,{segmentSubdivisions:this.getConnectionSubdivisions()})}},{key:"getPointAtRatio",value:function(e){return null==this.path?null:(O["f"].isPercentage(e)&&(e=parseFloat(e)/100),this.path.pointAt(e,{segmentSubdivisions:this.getConnectionSubdivisions()}))}},{key:"getTangentAtLength",value:function(e){return null==this.path?null:this.path.tangentAtLength(e,{segmentSubdivisions:this.getConnectionSubdivisions()})}},{key:"getTangentAtRatio",value:function(e){return null==this.path?null:this.path.tangentAt(e,{segmentSubdivisions:this.getConnectionSubdivisions()})}},{key:"getClosestPoint",value:function(e){return null==this.path?null:this.path.closestPoint(e,{segmentSubdivisions:this.getConnectionSubdivisions()})}},{key:"getClosestPointLength",value:function(e){return null==this.path?null:this.path.closestPointLength(e,{segmentSubdivisions:this.getConnectionSubdivisions()})}},{key:"getClosestPointRatio",value:function(e){return null==this.path?null:this.path.closestPointNormalizedLength(e,{segmentSubdivisions:this.getConnectionSubdivisions()})}},{key:"getLabelPosition",value:function(e,t,n,r){var i,o={distance:0},a=0;"number"===typeof n?(a=n,i=r):i=n,null!=i&&(o.options=i);var s,l,u=i&&i.absoluteOffset,c=!(i&&i.absoluteDistance),h=i&&i.absoluteDistance&&i.reverseDistance,d=this.path,f={segmentSubdivisions:this.getConnectionSubdivisions()},g=new K["f"](e,t),p=d.closestPointT(g,f),v=this.getConnectionLength()||0,y=d.lengthAtT(p,f);if(c&&(y=v>0?y/v:0),h&&(y=-1*(v-y)||1),o.distance=y,u||(s=d.tangentAtT(p)),s)l=s.pointOffset(g);else{var m=d.pointAtT(p),b=g.diff(m);l={x:b.x,y:b.y}}return o.offset=l,o.angle=a,o}},{key:"normalizeLabelPosition",value:function(e){return"number"===typeof e?{distance:e}:e}},{key:"getLabelTransformationMatrix",value:function(e){var t=this.normalizeLabelPosition(e),n=t.options||{},r=t.angle||0,i=t.distance,o=i>0&&i<=1,a=0,s={x:0,y:0},l=t.offset;l&&("number"===typeof l?a=l:(null!=l.x&&(s.x=l.x),null!=l.y&&(s.y=l.y)));var u,c=0!==s.x||0!==s.y||0===a,h=n.keepGradient,d=n.ensureLegibility,f=this.path,g={segmentSubdivisions:this.getConnectionSubdivisions()},p=o?i*this.getConnectionLength():i,v=f.tangentAtLength(p,g),y=r;if(v){if(c)u=v.start,u.translate(s);else{var m=v.clone();m.rotate(-90,v.start),m.setLength(a),u=m.end}h&&(y=v.angle()+r,d&&(y=K["a"].normalize((y+90)%180-90)))}else u=f.start,c&&u.translate(s);return O["c"].createSVGMatrix().translate(u.x,u.y).rotate(y)}},{key:"getLabelCoordinates",value:function(e){var t=this.getLabelTransformationMatrix(e);return new K["f"](t.e,t.f)}},{key:"getVertexIndex",value:function(e,t){var n=this.cell,r=n.getVertices(),i=this.getClosestPointLength(new K["f"](e,t)),o=0;if(null!=i)for(var a=r.length;o<a;o+=1){var s=r[o],l=this.getClosestPointLength(s);if(null!=l&&i<l)break}return o}},{key:"getEventArgs",value:function(e,t,n){var r=this,i=r.cell,o=i;return null==t||null==n?{e:e,view:r,edge:i,cell:o}:{e:e,x:t,y:n,view:r,edge:i,cell:o}}},{key:"notifyUnhandledMouseDown",value:function(e,t,n){this.notify("edge:unhandled:mousedown",{e:e,x:t,y:n,view:this,cell:this.cell,edge:this.cell})}},{key:"notifyMouseDown",value:function(e,t,n){i(o(r.prototype),"onMouseDown",this).call(this,e,t,n),this.notify("edge:mousedown",this.getEventArgs(e,t,n))}},{key:"notifyMouseMove",value:function(e,t,n){i(o(r.prototype),"onMouseMove",this).call(this,e,t,n),this.notify("edge:mousemove",this.getEventArgs(e,t,n))}},{key:"notifyMouseUp",value:function(e,t,n){i(o(r.prototype),"onMouseUp",this).call(this,e,t,n),this.notify("edge:mouseup",this.getEventArgs(e,t,n))}},{key:"onClick",value:function(e,t,n){i(o(r.prototype),"onClick",this).call(this,e,t,n),this.notify("edge:click",this.getEventArgs(e,t,n))}},{key:"onDblClick",value:function(e,t,n){i(o(r.prototype),"onDblClick",this).call(this,e,t,n),this.notify("edge:dblclick",this.getEventArgs(e,t,n))}},{key:"onContextMenu",value:function(e,t,n){i(o(r.prototype),"onContextMenu",this).call(this,e,t,n),this.notify("edge:contextmenu",this.getEventArgs(e,t,n))}},{key:"onMouseDown",value:function(e,t,n){this.notifyMouseDown(e,t,n);var r=e.target.getAttribute("class");switch(r){case"vertex":return void this.startVertexDragging(e,t,n);case"vertex-remove":case"vertex-remove-area":return void this.handleVertexRemoving(e,t,n);case"connection":case"connection-wrap":return void this.handleVertexAdding(e,t,n);case"arrowhead":return void this.startArrowheadDragging(e,t,n);case"source-marker":case"target-marker":return void this.notifyUnhandledMouseDown(e,t,n);default:break}this.startEdgeDragging(e,t,n)}},{key:"onMouseMove",value:function(e,t,n){var r=this.getEventData(e);switch(r.action){case"drag-vertex":this.dragVertex(e,t,n);break;case"drag-label":this.dragLabel(e,t,n);break;case"drag-arrowhead":this.dragArrowhead(e,t,n);break;case"drag-edge":this.dragEdge(e,t,n);break;default:break}return this.notifyMouseMove(e,t,n),r}},{key:"onMouseUp",value:function(e,t,n){var r=this.getEventData(e);switch(r.action){case"drag-vertex":this.stopVertexDragging(e,t,n);break;case"drag-label":this.stopLabelDragging(e,t,n);break;case"drag-arrowhead":this.stopArrowheadDragging(e,t,n);break;case"drag-edge":this.stopEdgeDragging(e,t,n);break;default:break}return this.notifyMouseUp(e,t,n),this.checkMouseleave(e),r}},{key:"onMouseOver",value:function(e){i(o(r.prototype),"onMouseOver",this).call(this,e),this.notify("edge:mouseover",this.getEventArgs(e))}},{key:"onMouseOut",value:function(e){i(o(r.prototype),"onMouseOut",this).call(this,e),this.notify("edge:mouseout",this.getEventArgs(e))}},{key:"onMouseEnter",value:function(e){i(o(r.prototype),"onMouseEnter",this).call(this,e),this.notify("edge:mouseenter",this.getEventArgs(e))}},{key:"onMouseLeave",value:function(e){i(o(r.prototype),"onMouseLeave",this).call(this,e),this.notify("edge:mouseleave",this.getEventArgs(e))}},{key:"onMouseWheel",value:function(e,t,n,a){i(o(r.prototype),"onMouseWheel",this).call(this,e,t,n,a),this.notify("edge:mousewheel",Object.assign({delta:a},this.getEventArgs(e,t,n)))}},{key:"onCustomEvent",value:function(e,t,n,a){var s=O["c"].findParentByClass(e.target,"edge-tool",this.container);if(s){if(e.stopPropagation(),this.can("useEdgeTools")){if("edge:remove"===t)return void this.cell.remove({ui:!0});this.notify("edge:customevent",Object.assign({name:t},this.getEventArgs(e,n,a)))}this.notifyMouseDown(e,n,a)}else this.notify("edge:customevent",Object.assign({name:t},this.getEventArgs(e,n,a))),i(o(r.prototype),"onCustomEvent",this).call(this,e,t,n,a)}},{key:"onLabelMouseDown",value:function(e,t,n){this.notifyMouseDown(e,t,n),this.startLabelDragging(e,t,n);var r=this.getEventData(e).stopPropagation;r&&e.stopPropagation()}},{key:"startEdgeDragging",value:function(e,t,n){this.can("edgeMovable")?this.setEventData(e,{x:t,y:n,moving:!1,action:"drag-edge"}):this.notifyUnhandledMouseDown(e,t,n)}},{key:"dragEdge",value:function(e,t,n){var r=this.getEventData(e);r.moving||(r.moving=!0,this.addClass("edge-moving"),this.notify("edge:move",{e:e,x:t,y:n,view:this,cell:this.cell,edge:this.cell})),this.cell.translate(t-r.x,n-r.y,{ui:!0}),this.setEventData(e,{x:t,y:n}),this.notify("edge:moving",{e:e,x:t,y:n,view:this,cell:this.cell,edge:this.cell})}},{key:"stopEdgeDragging",value:function(e,t,n){var r=this.getEventData(e);r.moving&&(this.removeClass("edge-moving"),this.notify("edge:moved",{e:e,x:t,y:n,view:this,cell:this.cell,edge:this.cell})),r.moving=!1}},{key:"prepareArrowheadDragging",value:function(e,t){var n=this.getTerminalMagnet(e),r={action:"drag-arrowhead",x:t.x,y:t.y,isNewEdge:!0===t.isNewEdge,terminalType:e,initialMagnet:n,initialTerminal:O["g"].clone(this.cell[e]),fallbackAction:t.fallbackAction||"revert",getValidateConnectionArgs:this.createValidateConnectionArgs(e),options:t.options};return this.beforeArrowheadDragging(r),r}},{key:"createValidateConnectionArgs",value:function(e){var t,n=[];n[4]=e,n[5]=this;var r=0,i=0;"source"===e?(r=2,t="target"):(i=2,t="source");var o=this.cell[t],a=o.cell;if(a){var s,l=n[r]=this.graph.renderer.findViewByCell(a);l&&(s=l.getMagnetFromEdgeTerminal(o),s===l.container&&(s=void 0)),n[r+1]=s}return function(e,t){return n[i]=e,n[i+1]=e.container===t?void 0:t,n}}},{key:"beforeArrowheadDragging",value:function(e){e.zIndex=this.cell.zIndex,this.cell.toFront();var t=this.container.style;e.pointerEvents=t.pointerEvents,t.pointerEvents="none",this.graph.options.connecting.highlight&&this.highlightAvailableMagnets(e)}},{key:"afterArrowheadDragging",value:function(e){null!=e.zIndex&&(this.cell.setZIndex(e.zIndex,{ui:!0}),e.zIndex=null);var t=this.container;t.style.pointerEvents=e.pointerEvents||"",this.graph.options.connecting.highlight&&this.unhighlightAvailableMagnets(e)}},{key:"arrowheadDragging",value:function(e,t,n,r){var i;(r.x=t,r.y=n,r.currentTarget!==e)&&(r.currentMagnet&&r.currentView&&r.currentView.unhighlight(r.currentMagnet,{type:"magnetAdsorbed"}),r.currentView=this.graph.renderer.findViewByElem(e),r.currentView?(r.currentMagnet=r.currentView.findMagnet(e),r.currentMagnet&&(i=this.graph.hook).validateConnection.apply(i,d(r.getValidateConnectionArgs(r.currentView,r.currentMagnet)).concat([r.currentView.getEdgeTerminal(r.currentMagnet,t,n,this.cell,r.terminalType)]))?r.currentView.highlight(r.currentMagnet,{type:"magnetAdsorbed"}):r.currentMagnet=null):r.currentMagnet=null);r.currentTarget=e,this.cell.prop(r.terminalType,{x:t,y:n},Object.assign(Object.assign({},r.options),{ui:!0}))}},{key:"arrowheadDragged",value:function(e,t,n){var r=e.currentView,i=e.currentMagnet;if(i&&r){r.unhighlight(i,{type:"magnetAdsorbed"});var o=e.terminalType,a=r.getEdgeTerminal(i,t,n,this.cell,o);this.cell.setTerminal(o,a,{ui:!0})}}},{key:"snapArrowhead",value:function(e,t,n){var r,i=this,o=this.graph,a=o.options.connecting.snap,s="object"===p(a)&&a.radius||50,l=o.renderer.findViewsInArea({x:e-s,y:t-s,width:2*s,height:2*s}),u=n.closestView||null,c=n.closestMagnet||null;n.closestView=null,n.closestMagnet=null;var h,f=Number.MAX_SAFE_INTEGER,g=new K["f"](e,t);l.forEach((function(a){var l;"false"!==a.container.getAttribute("magnet")&&(r=a.cell.getBBox().getCenter().distance(g),r<s&&r<f&&(c===a.container||(l=o.hook).validateConnection.apply(l,d(n.getValidateConnectionArgs(a,null)).concat([a.getEdgeTerminal(a.container,e,t,i.cell,n.terminalType)])))&&(f=r,n.closestView=a,n.closestMagnet=a.container));a.container.querySelectorAll("[magnet]").forEach((function(l){if("false"!==l.getAttribute("magnet")){var u,h=a.getBBoxOfElement(l);if(r=g.distance(h.getCenter()),r<s&&r<f)(c===l||(u=o.hook).validateConnection.apply(u,d(n.getValidateConnectionArgs(a,l)).concat([a.getEdgeTerminal(l,e,t,i.cell,n.terminalType)])))&&(f=r,n.closestView=a,n.closestMagnet=l)}}))}));var v=n.terminalType,y=n.closestView,m=n.closestMagnet,b=c!==m;if(u&&b&&u.unhighlight(c,{type:"magnetAdsorbed"}),y){if(!b)return;y.highlight(m,{type:"magnetAdsorbed"}),h=y.getEdgeTerminal(m,e,t,this.cell,v)}else h={x:e,y:t};this.cell.setTerminal(v,h,{},Object.assign(Object.assign({},n.options),{ui:!0}))}},{key:"snapArrowheadEnd",value:function(e){var t=e.closestView,n=e.closestMagnet;t&&n&&(t.unhighlight(n,{type:"magnetAdsorbed"}),e.currentMagnet=t.findMagnet(n)),e.closestView=null,e.closestMagnet=null}},{key:"finishEmbedding",value:function(e){this.graph.options.embedding.enabled&&this.cell.updateParent()&&(e.zIndex=null)}},{key:"fallbackConnection",value:function(e){switch(e.fallbackAction){case"remove":this.cell.remove({ui:!0});break;case"revert":default:this.cell.prop(e.terminalType,e.initialTerminal,{ui:!0});break}}},{key:"notifyConnectionEvent",value:function(e,t){var n=e.terminalType,r=e.initialTerminal,i=this.cell[n],o=i&&!ir.equalTerminals(r,i);if(o){var a=this.graph,s=r,l=s.cell?a.getCellById(s.cell):null,u=s.port,c=l?a.findViewByCell(l):null,h=l||e.isNewEdge?null:K["f"].create(r).toJSON(),d=i,f=d.cell?a.getCellById(d.cell):null,g=d.port,p=f?a.findViewByCell(f):null,v=f?null:K["f"].create(i).toJSON();this.notify("edge:connected",{e:t,previousCell:l,previousPort:u,previousView:c,previousPoint:h,currentCell:f,currentView:p,currentPort:g,currentPoint:v,previousMagnet:e.initialMagnet,currentMagnet:e.currentMagnet,edge:this.cell,view:this,type:n,isNew:e.isNewEdge})}}},{key:"highlightAvailableMagnets",value:function(e){var t=this,n=this.graph,r=n.model.getCells();e.marked={};for(var i=function(i,o){var a=n.renderer.findViewByCell(r[i]);if(!a)return"continue";var s=Array.prototype.slice.call(a.container.querySelectorAll("[magnet]"));"false"!==a.container.getAttribute("magnet")&&s.push(a.container);var l=s.filter((function(r){var i;return(i=n.hook).validateConnection.apply(i,d(e.getValidateConnectionArgs(a,r)).concat([a.getEdgeTerminal(r,e.x,e.y,t.cell,e.terminalType)]))}));if(l.length>0){for(var u=0,c=l.length;u<c;u+=1)a.highlight(l[u],{type:"magnetAvailable"});a.highlight(null,{type:"nodeAvailable"}),e.marked[a.cell.id]=l}},o=0,a=r.length;o<a;o+=1)i(o,a)}},{key:"unhighlightAvailableMagnets",value:function(e){var t=this,n=e.marked||{};Object.keys(n).forEach((function(e){var r=t.graph.renderer.findViewByCell(e);if(r){var i=n[e];i.forEach((function(e){r.unhighlight(e,{type:"magnetAvailable"})})),r.unhighlight(null,{type:"nodeAvailable"})}})),e.marked=null}},{key:"startArrowheadDragging",value:function(e,t,n){if(this.can("arrowheadMovable")){var r=e.target,i=r.getAttribute("data-terminal"),o=this.prepareArrowheadDragging(i,{x:t,y:n});this.setEventData(e,o)}else this.notifyUnhandledMouseDown(e,t,n)}},{key:"dragArrowhead",value:function(e,t,n){var r=this.getEventData(e);this.graph.options.connecting.snap?this.snapArrowhead(t,n,r):this.arrowheadDragging(this.getEventTarget(e),t,n,r)}},{key:"stopArrowheadDragging",value:function(e,t,n){var r=this.graph,i=this.getEventData(e);r.options.connecting.snap?this.snapArrowheadEnd(i):this.arrowheadDragged(i,t,n);var o=r.hook.validateEdge(this.cell,i.terminalType,i.initialTerminal);o?(this.finishEmbedding(i),this.notifyConnectionEvent(i,e)):this.fallbackConnection(i),this.afterArrowheadDragging(i)}},{key:"startLabelDragging",value:function(e,t,n){if(this.can("edgeLabelMovable")){var r=e.currentTarget,i=parseInt(r.getAttribute("data-index"),10),o=this.getLabelPositionAngle(i),a=this.getLabelPositionArgs(i),s=this.getDefaultLabelPositionArgs(),l=this.mergeLabelPositionArgs(a,s);this.setEventData(e,{index:i,positionAngle:o,positionArgs:l,stopPropagation:!0,action:"drag-label"})}else this.setEventData(e,{stopPropagation:!0});this.graph.view.delegateDragEvents(e,this)}},{key:"dragLabel",value:function(e,t,n){var r=this.getEventData(e),i=this.cell.getLabelAt(r.index),o=O["g"].merge({},i,{position:this.getLabelPosition(t,n,r.positionAngle,r.positionArgs)});this.cell.setLabelAt(r.index,o)}},{key:"stopLabelDragging",value:function(e,t,n){}},{key:"handleVertexAdding",value:function(e,t,n){if(this.can("vertexAddable")){var r=this.addVertex({x:t,y:n},{ui:!0});this.setEventData(e,{index:r,action:"drag-vertex"})}else this.notifyUnhandledMouseDown(e,t,n)}},{key:"handleVertexRemoving",value:function(e,t,n){if(this.can("vertexDeletable")){var r=e.target,i=parseInt(r.getAttribute("idx"),10);this.cell.removeVertexAt(i)}else this.notifyUnhandledMouseDown(e,t,n)}},{key:"startVertexDragging",value:function(e,t,n){if(this.can("vertexMovable")){var r=e.target,i=parseInt(r.getAttribute("idx"),10);this.setEventData(e,{index:i,action:"drag-vertex"})}else this.notifyUnhandledMouseDown(e,t,n)}},{key:"dragVertex",value:function(e,t,n){var r=this.getEventData(e);this.cell.setVertexAt(r.index,{x:t,y:n},{ui:!0})}},{key:"stopVertexDragging",value:function(e,t,n){}}]),r}(nr["a"],Symbol.toStringTag);(function(e){function t(t){if(null==t)return!1;if(t instanceof e)return!0;var n=t[Symbol.toStringTag],r=t;return(null==n||n===e.toStringTag)&&"function"===typeof r.isNodeView&&"function"===typeof r.isEdgeView&&"function"===typeof r.confirmUpdate&&"function"===typeof r.update&&"function"===typeof r.getConnection}e.toStringTag="X6.".concat(e.name),e.isEdgeView=t})(ar||(ar={})),ar.config({isSvgElement:!0,priority:1,bootstrap:["render","source","target"],actions:{view:["render"],markup:["render"],attrs:["update"],source:["source","update"],target:["target","update"],router:["update"],connector:["update"],labels:["labels"],defaultLabel:["labels"],vertices:["vertices","update"],vertexMarkup:["vertices"],toolMarkup:["tools"],tools:["widget"]},shortLength:105,longLength:155,toolsOffset:40,doubleTools:!1,doubleToolsOffset:65,sampleInterval:50}),ar.registry.register("edge",ar,!0);var sr=function(e,t){u(r,e);var n=c(r);function r(){var e;return f(this,r),e=n.apply(this,arguments),e.scalableNode=null,e.rotatableNode=null,e.scalableSelector="scalable",e.rotatableSelector="rotatable",e.defaultPortMarkup=Ln["a"].getPortMarkup(),e.defaultPortLabelMarkup=Ln["a"].getPortLabelMarkup(),e.defaultPortContainerMarkup=Ln["a"].getPortContainerMarkup(),e.portsCache={},e}return g(r,[{key:t,get:function(){return r.toStringTag}},{key:"getContainerClassName",value:function(){var e=[i(o(r.prototype),"getContainerClassName",this).call(this),this.prefixClassName("node")];return this.can("nodeMovable")||e.push(this.prefixClassName("node-immovable")),e.join(" ")}},{key:"updateClassName",value:function(e){var t=e.target;if(t.hasAttribute("magnet")){var n=this.prefixClassName("port-unconnectable");this.can("magnetConnectable")?O["c"].removeClass(t,n):O["c"].addClass(t,n)}else{var r=this.prefixClassName("node-immovable");this.can("nodeMovable")?this.removeClass(r):this.addClass(r)}}},{key:"isNodeView",value:function(){return!0}},{key:"confirmUpdate",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=e;return this.hasAction(r,"ports")&&(this.removePorts(),this.cleanPortsCache()),this.hasAction(r,"render")?(this.render(),r=this.removeAction(r,["render","update","resize","translate","rotate","ports","tools"])):(r=this.handleAction(r,"resize",(function(){return t.resize(n)}),"update"),r=this.handleAction(r,"update",(function(){return t.update()}),ne["a"].useCSSSelector?"ports":null),r=this.handleAction(r,"translate",(function(){return t.translate()})),r=this.handleAction(r,"rotate",(function(){return t.rotate()})),r=this.handleAction(r,"ports",(function(){return t.renderPorts()})),r=this.handleAction(r,"tools",(function(){return t.renderTools()}))),r}},{key:"update",value:function(e){this.cleanCache(),ne["a"].useCSSSelector&&this.removePorts();var t=this.cell,n=t.getSize(),r=t.getAttrs();this.updateAttrs(this.container,r,{attrs:e===r?null:e,rootBBox:new K["h"](0,0,n.width,n.height),selectors:this.selectors,scalableNode:this.scalableNode,rotatableNode:this.rotatableNode}),ne["a"].useCSSSelector&&this.renderPorts()}},{key:"renderMarkup",value:function(){var e=this.cell.markup;if(e)return"string"===typeof e?this.renderStringMarkup(e):this.renderJSONMarkup(e);throw new TypeError("Invalid node markup.")}},{key:"renderJSONMarkup",value:function(e){var t=this.parseJSONMarkup(e,this.container),n=function(e){return Array.isArray(e)?e[0]:e};this.selectors=t.selectors,this.rotatableNode=n(this.selectors[this.rotatableSelector]),this.scalableNode=n(this.selectors[this.scalableSelector]),this.container.appendChild(t.fragment)}},{key:"renderStringMarkup",value:function(e){O["c"].append(this.container,O["m"].toNodes(O["m"].createVectors(e))),this.rotatableNode=O["c"].findOne(this.container,".".concat(this.rotatableSelector)),this.scalableNode=O["c"].findOne(this.container,".".concat(this.scalableSelector)),this.selectors={},this.rootSelector&&(this.selectors[this.rootSelector]=this.container)}},{key:"render",value:function(){return this.empty(),this.renderMarkup(),this.scalableNode&&this.update(),this.resize(),this.rotatableNode?(this.rotate(),this.translate()):this.updateTransform(),ne["a"].useCSSSelector||this.renderPorts(),this.renderTools(),this}},{key:"resize",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(this.scalableNode)return this.updateSize(e);this.cell.getAngle()&&this.rotate(),this.update()}},{key:"translate",value:function(){if(this.rotatableNode)return this.updateTranslation();this.updateTransform()}},{key:"rotate",value:function(){if(this.rotatableNode)return this.updateRotation(),void this.update();this.updateTransform()}},{key:"getTranslationString",value:function(){var e=this.cell.getPosition();return"translate(".concat(e.x,",").concat(e.y,")")}},{key:"getRotationString",value:function(){var e=this.cell.getAngle();if(e){var t=this.cell.getSize();return"rotate(".concat(e,",").concat(t.width/2,",").concat(t.height/2,")")}}},{key:"updateTransform",value:function(){var e=this.getTranslationString(),t=this.getRotationString();t&&(e+=" ".concat(t)),this.container.setAttribute("transform",e)}},{key:"updateRotation",value:function(){if(null!=this.rotatableNode){var e=this.getRotationString();null!=e?this.rotatableNode.setAttribute("transform",e):this.rotatableNode.removeAttribute("transform")}}},{key:"updateTranslation",value:function(){this.container.setAttribute("transform",this.getTranslationString())}},{key:"updateSize",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.cell,n=t.getSize(),r=t.getAngle(),i=this.scalableNode,o=!1;i.getElementsByTagName("path").length>0&&(o=!0);var a=O["c"].getBBox(i,{recursive:o}),s=n.width/(a.width||1),l=n.height/(a.height||1);i.setAttribute("transform","scale(".concat(s,",").concat(l,")"));var u=this.rotatableNode;if(null!=u){var c=u.getAttribute("transform");if(c){u.setAttribute("transform","".concat(c," rotate(").concat(-r,",").concat(n.width/2,",").concat(n.height/2,")"));var h=O["c"].getBBox(i,{target:this.graph.view.stage});t.prop("position",{x:h.x,y:h.y},Object.assign({updated:!0},e)),this.translate(),this.rotate()}}this.update()}},{key:"findPortElem",value:function(e,t){var n=e?this.portsCache[e]:null;if(!n)return null;var r=n.portContentElement,i=n.portContentSelectors||{};return this.findOne(t,r,i)}},{key:"initializePorts",value:function(){this.cleanPortsCache()}},{key:"refreshPorts",value:function(){this.removePorts(),this.cleanPortsCache(),this.renderPorts()}},{key:"cleanPortsCache",value:function(){this.portsCache={}}},{key:"removePorts",value:function(){var e=this;Object.keys(this.portsCache).forEach((function(t){var n=e.portsCache[t];O["c"].remove(n.portElement)}))}},{key:"renderPorts",value:function(){var e=this,t=this.getPortsContainer(),n=[];t.childNodes.forEach((function(e){n.push(e)}));var r=O["a"].groupBy(this.cell.getParsedPorts(),"zIndex"),i="auto";r[i]&&r[i].forEach((function(r){var i=e.getPortElement(r);t.append(i),n.push(i)})),Object.keys(r).forEach((function(t){if(t!==i){var o=parseInt(t,10);e.appendPorts(r[t],o,n)}})),this.updatePorts()}},{key:"getPortsContainer",value:function(){return this.rotatableNode||this.container}},{key:"appendPorts",value:function(e,t,n){var r=this,i=e.map((function(e){return r.getPortElement(e)}));n[t]||t<0?O["c"].before(n[Math.max(t,0)],i):O["c"].append(this.getPortsContainer(),i)}},{key:"getPortElement",value:function(e){var t=this.portsCache[e.id];return t?t.portElement:this.createPortElement(e)}},{key:"createPortElement",value:function(e){var t=Ln["a"].renderMarkup(this.getPortContainerMarkup()),n=t.elem;if(null==n)throw new Error("Invalid port container markup.");t=Ln["a"].renderMarkup(this.getPortMarkup(e));var r=t.elem,i=t.selectors;if(null==r)throw new Error("Invalid port markup.");this.setAttrs({port:e.id,"port-group":e.group},r),t=Ln["a"].renderMarkup(this.getPortLabelMarkup(e.label));var o,a=t.elem,s=t.selectors;if(null==a)throw new Error("Invalid port label markup.");if(i&&s){for(var l in s)if(i[l]&&l!==this.rootSelector)throw new Error("Selectors within port must be unique.");o=Object.assign(Object.assign({},i),s)}else o=i||s;return O["c"].addClass(n,"x6-port"),O["c"].addClass(r,"x6-port-body"),O["c"].addClass(a,"x6-port-label"),n.appendChild(r),n.appendChild(a),this.portsCache[e.id]={portElement:n,portSelectors:o,portLabelElement:a,portLabelSelectors:s,portContentElement:r,portContentSelectors:i},this.graph.hook.onPortRendered({port:e,node:this.cell,container:n,selectors:o,labelContainer:a,labelSelectors:s,contentContainer:r,contentSelectors:i}),n}},{key:"updatePorts",value:function(){var e=this;this.updatePortGroup();var t=this.cell.getParsedGroups();Object.keys(t).forEach((function(t){return e.updatePortGroup(t)}))}},{key:"updatePortGroup",value:function(e){for(var t=K["h"].fromSize(this.cell.getSize()),n=this.cell.getPortsLayoutByGroup(e,t),r=0,i=n.length;r<i;r+=1){var o=n[r],a=o.portId,s=this.portsCache[a]||{},l=o.portLayout;if(this.applyPortTransform(s.portElement,l),null!=o.portAttrs){var u={selectors:s.portSelectors||{}};o.portSize&&(u.rootBBox=K["h"].fromSize(o.portSize)),this.updateAttrs(s.portElement,o.portAttrs,u)}var c=o.labelLayout;if(c&&(this.applyPortTransform(s.portLabelElement,c,-(l.angle||0)),c.attrs)){var h={selectors:s.portLabelSelectors||{}};o.labelSize&&(h.rootBBox=K["h"].fromSize(o.labelSize)),this.updateAttrs(s.portLabelElement,c.attrs,h)}}}},{key:"applyPortTransform",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=t.angle,i=t.position,o=O["c"].createSVGMatrix().rotate(n).translate(i.x||0,i.y||0).rotate(r||0);O["c"].transform(e,o,{absolute:!0})}},{key:"getPortContainerMarkup",value:function(){return this.cell.getPortContainerMarkup()||this.defaultPortContainerMarkup}},{key:"getPortMarkup",value:function(e){return e.markup||this.cell.portMarkup||this.defaultPortMarkup}},{key:"getPortLabelMarkup",value:function(e){return e.markup||this.cell.portLabelMarkup||this.defaultPortLabelMarkup}},{key:"getEventArgs",value:function(e,t,n){var r=this,i=r.cell,o=i;return null==t||null==n?{e:e,view:r,node:i,cell:o}:{e:e,x:t,y:n,view:r,node:i,cell:o}}},{key:"notifyMouseDown",value:function(e,t,n){i(o(r.prototype),"onMouseDown",this).call(this,e,t,n),this.notify("node:mousedown",this.getEventArgs(e,t,n))}},{key:"notifyMouseMove",value:function(e,t,n){i(o(r.prototype),"onMouseMove",this).call(this,e,t,n),this.notify("node:mousemove",this.getEventArgs(e,t,n))}},{key:"notifyMouseUp",value:function(e,t,n){i(o(r.prototype),"onMouseUp",this).call(this,e,t,n),this.notify("node:mouseup",this.getEventArgs(e,t,n))}},{key:"onClick",value:function(e,t,n){i(o(r.prototype),"onClick",this).call(this,e,t,n),this.notify("node:click",this.getEventArgs(e,t,n))}},{key:"onDblClick",value:function(e,t,n){i(o(r.prototype),"onDblClick",this).call(this,e,t,n),this.notify("node:dblclick",this.getEventArgs(e,t,n))}},{key:"onContextMenu",value:function(e,t,n){i(o(r.prototype),"onContextMenu",this).call(this,e,t,n),this.notify("node:contextmenu",this.getEventArgs(e,t,n))}},{key:"onMouseDown",value:function(e,t,n){this.isPropagationStopped(e)||(this.notifyMouseDown(e,t,n),this.startNodeDragging(e,t,n))}},{key:"onMouseMove",value:function(e,t,n){var r=this.getEventData(e),i=r.action;if("magnet"===i)this.dragMagnet(e,t,n);else{if("move"===i){var o=r,a=o.targetView||this;a.dragNode(e,t,n),a.notify("node:moving",{e:e,x:t,y:n,view:a,cell:a.cell,node:a.cell})}this.notifyMouseMove(e,t,n)}this.setEventData(e,r)}},{key:"onMouseUp",value:function(e,t,n){var r=this.getEventData(e),i=r.action;if("magnet"===i)this.stopMagnetDragging(e,t,n);else if(this.notifyMouseUp(e,t,n),"move"===i){var o=r,a=o.targetView||this;a.stopNodeDragging(e,t,n)}var s=r.targetMagnet;s&&this.onMagnetClick(e,s,t,n),this.checkMouseleave(e)}},{key:"onMouseOver",value:function(e){i(o(r.prototype),"onMouseOver",this).call(this,e),this.notify("node:mouseover",this.getEventArgs(e))}},{key:"onMouseOut",value:function(e){i(o(r.prototype),"onMouseOut",this).call(this,e),this.notify("node:mouseout",this.getEventArgs(e))}},{key:"onMouseEnter",value:function(e){this.updateClassName(e),i(o(r.prototype),"onMouseEnter",this).call(this,e),this.notify("node:mouseenter",this.getEventArgs(e))}},{key:"onMouseLeave",value:function(e){i(o(r.prototype),"onMouseLeave",this).call(this,e),this.notify("node:mouseleave",this.getEventArgs(e))}},{key:"onMouseWheel",value:function(e,t,n,a){i(o(r.prototype),"onMouseWheel",this).call(this,e,t,n,a),this.notify("node:mousewheel",Object.assign({delta:a},this.getEventArgs(e,t,n)))}},{key:"onMagnetClick",value:function(e,t,n,r){var i=this.graph.view.getMouseMovedCount(e);i>this.graph.options.clickThreshold||this.notify("node:magnet:click",Object.assign({magnet:t},this.getEventArgs(e,n,r)))}},{key:"onMagnetDblClick",value:function(e,t,n,r){this.notify("node:magnet:dblclick",Object.assign({magnet:t},this.getEventArgs(e,n,r)))}},{key:"onMagnetContextMenu",value:function(e,t,n,r){this.notify("node:magnet:contextmenu",Object.assign({magnet:t},this.getEventArgs(e,n,r)))}},{key:"onMagnetMouseDown",value:function(e,t,n,r){this.startMagnetDragging(e,n,r)}},{key:"onCustomEvent",value:function(e,t,n,a){this.notify("node:customevent",Object.assign({name:t},this.getEventArgs(e,n,a))),i(o(r.prototype),"onCustomEvent",this).call(this,e,t,n,a)}},{key:"prepareEmbedding",value:function(e){var t=this.getEventData(e),n=t.cell||this.cell,r=this.graph.findViewByCell(n),i=this.graph.snapToGrid(e.clientX,e.clientY);this.notify("node:embed",{e:e,node:n,view:r,cell:n,x:i.x,y:i.y,currentParent:n.getParent()})}},{key:"processEmbedding",value:function(e,t){var n=this,r=t.cell||this.cell,i=t.graph||this.graph,o=i.options.embedding,a=o.findParent,s="function"===typeof a?O["d"].call(a,i,{view:this,node:this.cell}).filter((function(e){return Gn.isCell(e)&&n.cell.id!==e.id&&!e.isDescendantOf(n.cell)})):i.model.getNodesUnderNode(r,{by:a});o.frontOnly&&(s=s.slice(-1));for(var l=null,u=t.candidateEmbedView,c=o.validate,h=s.length-1;h>=0;h-=1){var d=s[h];if(u&&u.cell.id===d.id){l=u;break}var f=d.findView(i);if(O["d"].call(c,i,{child:this.cell,parent:f.cell,childView:this,parentView:f})){l=f;break}}this.clearEmbedding(t),l&&l.highlight(null,{type:"embedding"}),t.candidateEmbedView=l;var g=i.snapToGrid(e.clientX,e.clientY);this.notify("node:embedding",{e:e,cell:r,node:r,view:i.findViewByCell(r),x:g.x,y:g.y,currentParent:r.getParent(),candidateParent:l?l.cell:null})}},{key:"clearEmbedding",value:function(e){var t=e.candidateEmbedView;t&&(t.unhighlight(null,{type:"embedding"}),e.candidateEmbedView=null)}},{key:"finalizeEmbedding",value:function(e,t){var n=t.cell||this.cell,r=t.graph||this.graph,i=r.findViewByCell(n),o=n.getParent(),a=t.candidateEmbedView;a?(a.unhighlight(null,{type:"embedding"}),t.candidateEmbedView=null,null!=o&&o.id===a.cell.id||a.cell.insertChild(n,void 0,{ui:!0})):o&&o.unembed(n,{ui:!0}),r.model.getConnectedEdges(n,{deep:!0}).forEach((function(e){e.updateParent({ui:!0})}));var s=r.snapToGrid(e.clientX,e.clientY);i&&i.notify("node:embedded",{e:e,cell:n,x:s.x,y:s.y,node:n,view:r.findViewByCell(n),previousParent:o,currentParent:n.getParent()})}},{key:"getDelegatedView",value:function(){var e=this.cell,t=this;while(t){if(e.isEdge())break;if(!e.hasParent()||t.can("stopDelegateOnDragging"))return t;e=e.getParent(),t=this.graph.renderer.findViewByCell(e)}return null}},{key:"startMagnetDragging",value:function(e,t,n){if(this.can("magnetConnectable")){e.stopPropagation();var r=e.currentTarget,i=this.graph;this.setEventData(e,{targetMagnet:r}),i.hook.validateMagnet(this,r,e)?(i.options.magnetThreshold<=0&&this.startConnectting(e,r,t,n),this.setEventData(e,{action:"magnet"}),this.stopPropagation(e)):this.onMouseDown(e,t,n),i.view.delegateDragEvents(e,this)}}},{key:"startConnectting",value:function(e,t,n,r){this.graph.model.startBatch("add-edge");var i=this.createEdgeFromMagnet(t,n,r);i.notifyMouseDown(e,n,r),i.setEventData(e,i.prepareArrowheadDragging("target",{x:n,y:r,isNewEdge:!0,fallbackAction:"remove"})),this.setEventData(e,{edgeView:i})}},{key:"createEdgeFromMagnet",value:function(e,t,n){var r=this.graph,i=r.model,o=r.hook.getDefaultEdge(this,e);return o.setSource(Object.assign(Object.assign({},o.getSource()),this.getEdgeTerminal(e,t,n,o,"source"))),o.setTarget(Object.assign(Object.assign({},o.getTarget()),{x:t,y:n})),o.addTo(i,{async:!1,ui:!0}),o.findView(r)}},{key:"dragMagnet",value:function(e,t,n){var r=this.getEventData(e),i=r.edgeView;if(i)i.onMouseMove(e,t,n),this.autoScrollGraph(e.clientX,e.clientY);else{var o=this.graph,a=o.options.magnetThreshold,s=this.getEventTarget(e),l=r.targetMagnet;if("onleave"===a){if(l===s||l.contains(s))return}else if(o.view.getMouseMovedCount(e)<=a)return;this.startConnectting(e,l,t,n)}}},{key:"stopMagnetDragging",value:function(e,t,n){var r=this.eventData(e),i=r.edgeView;i&&(i.onMouseUp(e,t,n),this.graph.model.stopBatch("add-edge"))}},{key:"notifyUnhandledMouseDown",value:function(e,t,n){this.notify("node:unhandled:mousedown",{e:e,x:t,y:n,view:this,cell:this.cell,node:this.cell})}},{key:"notifyNodeMove",value:function(e,t,n,r,i){var o=this,a=[i],s=this.graph.selection.widget;if(s&&s.options.movable){var l=this.graph.getSelectedCells();l.includes(i)&&(a=l.filter((function(e){return e.isNode()})))}a.forEach((function(i){o.notify(e,{e:t,x:n,y:r,cell:i,node:i,view:i.findView(o.graph)})}))}},{key:"startNodeDragging",value:function(e,t,n){var r=this.getDelegatedView();if(null==r||!r.can("nodeMovable"))return this.notifyUnhandledMouseDown(e,t,n);this.setEventData(e,{targetView:r,action:"move"});var i=K["f"].create(r.cell.getPosition());r.setEventData(e,{moving:!1,offset:i.diff(t,n),restrict:this.graph.hook.getRestrictArea(r)})}},{key:"dragNode",value:function(e,t,n){var r=this.cell,i=this.graph,o=i.getGridSize(),a=this.getEventData(e),s=a.offset,l=a.restrict;a.moving||(a.moving=!0,this.addClass("node-moving"),this.notifyNodeMove("node:move",e,t,n,this.cell)),this.autoScrollGraph(e.clientX,e.clientY);var u=ne["b"].snapToGrid(t+s.x,o),c=ne["b"].snapToGrid(n+s.y,o);r.setPosition(u,c,{restrict:l,deep:!0,ui:!0}),i.options.embedding.enabled&&(a.embedding||(this.prepareEmbedding(e),a.embedding=!0),this.processEmbedding(e,a))}},{key:"stopNodeDragging",value:function(e,t,n){var r=this.getEventData(e);r.embedding&&this.finalizeEmbedding(e,r),r.moving&&(this.removeClass("node-moving"),this.notifyNodeMove("node:moved",e,t,n,this.cell)),r.moving=!1,r.embedding=!1}},{key:"autoScrollGraph",value:function(e,t){var n=this.graph.scroller.widget;n&&n.autoScroll(e,t)}}]),r}(nr["a"],Symbol.toStringTag);(function(e){function t(t){if(null==t)return!1;if(t instanceof e)return!0;var n=t[Symbol.toStringTag],r=t;return(null==n||n===e.toStringTag)&&"function"===typeof r.isNodeView&&"function"===typeof r.isEdgeView&&"function"===typeof r.confirmUpdate&&"function"===typeof r.update&&"function"===typeof r.findPortElem&&"function"===typeof r.resize&&"function"===typeof r.rotate&&"function"===typeof r.translate}e.toStringTag="X6.".concat(e.name),e.isNodeView=t})(sr||(sr={})),sr.config({isSvgElement:!0,priority:0,bootstrap:["render"],actions:{view:["render"],markup:["render"],attrs:["update"],size:["resize","ports","tools"],angle:["rotate","tools"],position:["translate","tools"],ports:["ports"],tools:["tools"]}}),sr.registry.register("node",sr,!0);n("8010");var lr=Jn("text"),ur=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return n}(Kn("text",{view:lr,attrs:{text:{fontSize:18,fill:"#000000",stroke:null,refX:.5,refY:.5}}},{noText:!0}));(function(e){var t=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"confirmUpdate",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=i(o(n.prototype),"confirmUpdate",this).call(this,e,t);return this.hasAction(r,"scale")&&(this.resize(),r=this.removeAction(r,"scale")),r}}]),n}(sr);e.View=t,t.config({actions:{attrs:["scale"]}}),sr.registry.register(lr,t)})(ur||(ur={}));var cr=function(e){u(n,e);var t=c(n);function n(e){var r,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return f(this,n),r=t.call(this),r.length=0,r.comparator=i.comparator||"zIndex",r.clean(),e&&r.reset(e,{silent:!0}),r}return g(n,[{key:"toJSON",value:function(){return this.cells.map((function(e){return e.toJSON()}))}},{key:"add",value:function(e,t,n){var r,i,o=this;"number"===typeof t?(r=t,i=Object.assign({merge:!1},n)):(r=this.length,i=Object.assign({merge:!1},t)),r>this.length&&(r=this.length),r<0&&(r+=this.length+1);var a,s=Array.isArray(e)?e:[e],l=this.comparator&&"number"!==typeof t&&!1!==i.sort,u=this.comparator||null,c=!1,h=[],d=[];(s.forEach((function(e){var t=o.get(e);t?i.merge&&!e.isSameStore(t)&&(t.setProp(e.getProp(),n),d.push(t),l&&!c&&(c=null==u||"function"===typeof u?t.hasChanged():"string"===typeof u?t.hasChanged(u):u.some((function(e){return t.hasChanged(e)})))):(h.push(e),o.reference(e))})),h.length)&&(l&&(c=!0),(a=this.cells).splice.apply(a,[r,0].concat(h)),this.length=this.cells.length);return c&&this.sort({silent:!0}),i.silent||(h.forEach((function(e,t){var n={cell:e,index:r+t,options:i};o.trigger("added",n),i.dryrun||e.notify("added",Object.assign({},n))})),c&&this.trigger("sorted"),(h.length||d.length)&&this.trigger("updated",{added:h,merged:d,removed:[],options:i})),this}},{key:"remove",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=Array.isArray(e)?e:[e],r=this.removeCells(n,t);return!t.silent&&r.length>0&&this.trigger("updated",{options:t,removed:r,added:[],merged:[]}),Array.isArray(e)?r:r[0]}},{key:"removeCells",value:function(e,t){for(var n=[],r=0;r<e.length;r+=1){var i=this.get(e[r]);if(null!=i){var o=this.cells.indexOf(i);this.cells.splice(o,1),this.length-=1,delete this.map[i.id],n.push(i),this.unreference(i),t.dryrun||i.remove(),t.silent||(this.trigger("removed",{cell:i,index:o,options:t}),t.dryrun||i.notify("removed",{cell:i,index:o,options:t}))}}return n}},{key:"reset",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=this.cells.slice();if(r.forEach((function(e){return t.unreference(e)})),this.clean(),this.add(e,Object.assign({silent:!0},n)),!n.silent){var i=this.cells.slice();this.trigger("reseted",{options:n,previous:r,current:i});var o=[],a=[];i.forEach((function(e){var t=r.some((function(t){return t.id===e.id}));t||o.push(e)})),r.forEach((function(e){var t=i.some((function(t){return t.id===e.id}));t||a.push(e)})),this.trigger("updated",{options:n,added:o,removed:a,merged:[]})}return this}},{key:"push",value:function(e,t){return this.add(e,this.length,t)}},{key:"pop",value:function(e){var t=this.at(this.length-1);return this.remove(t,e)}},{key:"unshift",value:function(e,t){return this.add(e,0,t)}},{key:"shift",value:function(e){var t=this.at(0);return this.remove(t,e)}},{key:"get",value:function(e){if(null==e)return null;var t="string"===typeof e||"number"===typeof e?e:e.id;return this.map[t]||null}},{key:"has",value:function(e){return null!=this.get(e)}},{key:"at",value:function(e){return e<0&&(e+=this.length),this.cells[e]||null}},{key:"first",value:function(){return this.at(0)}},{key:"last",value:function(){return this.at(-1)}},{key:"indexOf",value:function(e){return this.cells.indexOf(e)}},{key:"toArray",value:function(){return this.cells.slice()}},{key:"sort",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return null!=this.comparator&&(this.cells=O["a"].sortBy(this.cells,this.comparator),e.silent||this.trigger("sorted")),this}},{key:"clone",value:function(){var e=this.constructor;return new e(this.cells.slice(),{comparator:this.comparator})}},{key:"reference",value:function(e){this.map[e.id]=e,e.on("*",this.notifyCellEvent,this)}},{key:"unreference",value:function(e){e.off("*",this.notifyCellEvent,this),delete this.map[e.id]}},{key:"notifyCellEvent",value:function(e,t){var n=t.cell;this.trigger("cell:".concat(e),t),n&&(n.isNode()?this.trigger("node:".concat(e),Object.assign(Object.assign({},t),{node:n})):n.isEdge()&&this.trigger("edge:".concat(e),Object.assign(Object.assign({},t),{edge:n})))}},{key:"clean",value:function(){this.length=0,this.cells=[],this.map={}}}]),n}(Fn["a"]),hr=function(e,t){u(r,e);var n=c(r);function r(){var e,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];return f(this,r),e=n.call(this),e.batches={},e.addings=new WeakMap,e.nodes={},e.edges={},e.outgoings={},e.incomings={},e.collection=new cr(t),e.setup(),e}return g(r,[{key:t,get:function(){return r.toStringTag}},{key:"notify",value:function(e,t){this.trigger(e,t);var n=this.graph;return n&&("sorted"===e||"reseted"===e||"updated"===e?n.trigger("model:".concat(e),t):n.trigger(e,t)),this}},{key:"setup",value:function(){var e=this,t=this.collection;t.on("sorted",(function(){return e.notify("sorted",null)})),t.on("updated",(function(t){return e.notify("updated",t)})),t.on("cell:change:zIndex",(function(){return e.sortOnChangeZ()})),t.on("added",(function(t){var n=t.cell;e.onCellAdded(n)})),t.on("removed",(function(t){var n=t.cell;e.onCellRemoved(n,t.options),e.notify("cell:removed",t),n.isNode()?e.notify("node:removed",Object.assign(Object.assign({},t),{node:n})):n.isEdge()&&e.notify("edge:removed",Object.assign(Object.assign({},t),{edge:n}))})),t.on("reseted",(function(t){e.onReset(t.current),e.notify("reseted",t)})),t.on("edge:change:source",(function(t){var n=t.edge;return e.onEdgeTerminalChanged(n,"source")})),t.on("edge:change:target",(function(t){var n=t.edge;e.onEdgeTerminalChanged(n,"target")}))}},{key:"sortOnChangeZ",value:function(){this.collection.sort()}},{key:"onCellAdded",value:function(e){var t=e.id;e.isEdge()?(e.updateParent(),this.edges[t]=!0,this.onEdgeTerminalChanged(e,"source"),this.onEdgeTerminalChanged(e,"target")):this.nodes[t]=!0}},{key:"onCellRemoved",value:function(e,t){var n=e.id;if(e.isEdge()){delete this.edges[n];var r=e.getSource(),i=e.getTarget();if(r&&r.cell){var o=this.outgoings[r.cell],a=o?o.indexOf(n):-1;a>=0&&(o.splice(a,1),0===o.length&&delete this.outgoings[r.cell])}if(i&&i.cell){var s=this.incomings[i.cell],l=s?s.indexOf(n):-1;l>=0&&(s.splice(l,1),0===s.length&&delete this.incomings[i.cell])}}else delete this.nodes[n];t.clear||(t.disconnectEdges?this.disconnectConnectedEdges(e,t):this.removeConnectedEdges(e,t)),e.model===this&&(e.model=null)}},{key:"onReset",value:function(e){var t=this;this.nodes={},this.edges={},this.outgoings={},this.incomings={},e.forEach((function(e){return t.onCellAdded(e)}))}},{key:"onEdgeTerminalChanged",value:function(e,t){var n="source"===t?this.outgoings:this.incomings,r=e.previous(t);if(r&&r.cell){var i=n[r.cell],o=i?i.indexOf(e.id):-1;o>=0&&(i.splice(o,1),0===i.length&&delete n[r.cell])}var a=e.getTerminal(t);if(a&&a.cell){var s=n[a.cell]||[],l=s.indexOf(e.id);-1===l&&s.push(e.id),n[a.cell]=s}}},{key:"prepareCell",value:function(e,t){return e.model||t&&t.dryrun||(e.model=this),null==e.zIndex&&e.setZIndex(this.getMaxZIndex()+1,{silent:!0}),e}},{key:"resetCells",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return e.map((function(e){return t.prepareCell(e,Object.assign(Object.assign({},n),{dryrun:!0}))})),this.collection.reset(e,n),e.map((function(e){return t.prepareCell(e,{options:n})})),this}},{key:"clear",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.getCells();if(0===t.length)return this;var n=Object.assign(Object.assign({},e),{clear:!0});return this.batchUpdate("clear",(function(){var e=t.sort((function(e,t){var n=e.isEdge()?1:2,r=t.isEdge()?1:2;return n-r}));while(e.length>0){var r=e.shift();r&&r.remove(n)}}),n),this}},{key:"addNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=qn.isNode(e)?e:this.createNode(e);return this.addCell(n,t),n}},{key:"createNode",value:function(e){return qn.create(e)}},{key:"addEdge",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=ir.isEdge(e)?e:this.createEdge(e);return this.addCell(n,t),n}},{key:"createEdge",value:function(e){return ir.create(e)}},{key:"addCell",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return Array.isArray(e)?this.addCells(e,n):(this.collection.has(e)||this.addings.has(e)||(this.addings.set(e,!0),this.collection.add(this.prepareCell(e,n),n),e.eachChild((function(e){return t.addCell(e,n)})),this.addings.delete(e)),this)}},{key:"addCells",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=e.length;if(0===r)return this;var i=Object.assign(Object.assign({},n),{position:r-1,maxPosition:r-1});return this.startBatch("add",Object.assign(Object.assign({},i),{cells:e})),e.forEach((function(e){t.addCell(e,i),i.position-=1})),this.stopBatch("add",Object.assign(Object.assign({},i),{cells:e})),this}},{key:"removeCell",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n="string"===typeof e?this.getCell(e):e;return n&&this.has(n)?this.collection.remove(n,t):null}},{key:"removeCells",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return e.length?this.batchUpdate("remove",(function(){return e.map((function(e){return t.removeCell(e,n)}))})):[]}},{key:"removeConnectedEdges",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.getConnectedEdges(e);return n.forEach((function(e){e.remove(t)})),n}},{key:"disconnectConnectedEdges",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n="string"===typeof e?e:e.id;this.getConnectedEdges(e).forEach((function(e){var r=e.getSourceCell(),i=e.getTargetCell();r&&r.id===n&&e.setSource({x:0,y:0},t),i&&i.id===n&&e.setTarget({x:0,y:0},t)}))}},{key:"has",value:function(e){return this.collection.has(e)}},{key:"total",value:function(){return this.collection.length}},{key:"indexOf",value:function(e){return this.collection.indexOf(e)}},{key:"getCell",value:function(e){return this.collection.get(e)}},{key:"getCells",value:function(){return this.collection.toArray()}},{key:"getFirstCell",value:function(){return this.collection.first()}},{key:"getLastCell",value:function(){return this.collection.last()}},{key:"getMinZIndex",value:function(){var e=this.collection.first();return e&&e.getZIndex()||0}},{key:"getMaxZIndex",value:function(){var e=this.collection.last();return e&&e.getZIndex()||0}},{key:"getCellsFromCache",value:function(e){var t=this;return e?Object.keys(e).map((function(e){return t.getCell(e)})).filter((function(e){return null!=e})):[]}},{key:"getNodes",value:function(){return this.getCellsFromCache(this.nodes)}},{key:"getEdges",value:function(){return this.getCellsFromCache(this.edges)}},{key:"getOutgoingEdges",value:function(e){var t=this,n="string"===typeof e?e:e.id,r=this.outgoings[n];return r?r.map((function(e){return t.getCell(e)})).filter((function(e){return e&&e.isEdge()})):null}},{key:"getIncomingEdges",value:function(e){var t=this,n="string"===typeof e?e:e.id,r=this.incomings[n];return r?r.map((function(e){return t.getCell(e)})).filter((function(e){return e&&e.isEdge()})):null}},{key:"getConnectedEdges",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=[],i="string"===typeof e?this.getCell(e):e;if(null==i)return r;var o={},a=n.indirect,s=n.incoming,l=n.outgoing;null==s&&null==l&&(s=l=!0);var u=function e(n,i){var u=i?t.getOutgoingEdges(n):t.getIncomingEdges(n);if(null!=u&&u.forEach((function(t){o[t.id]||(r.push(t),o[t.id]=!0,a&&(s&&e(t,!1),l&&e(t,!0)))})),a&&n.isEdge()){var c=i?n.getTargetCell():n.getSourceCell();c&&c.isEdge()&&(o[c.id]||(r.push(c),e(c,i)))}};if(l&&u(i,!0),s&&u(i,!1),n.deep){var c=i.getDescendants({deep:!0}),h={};c.forEach((function(e){e.isNode()&&(h[e.id]=!0)}));var d=function(e,i){var a=i?t.getOutgoingEdges(e.id):t.getIncomingEdges(e.id);null!=a&&a.forEach((function(e){if(!o[e.id]){var t=e.getSourceCell(),i=e.getTargetCell();if(!n.enclosed&&t&&h[t.id]&&i&&h[i.id])return;r.push(e),o[e.id]=!0}}))};c.forEach((function(e){e.isEdge()||(l&&d(e,!0),s&&d(e,!1))}))}return r}},{key:"isBoundary",value:function(e,t){var n="string"===typeof e?this.getCell(e):e,r=t?this.getIncomingEdges(n):this.getOutgoingEdges(n);return null==r||0===r.length}},{key:"getBoundaryNodes",value:function(e){var t=this,n=[];return Object.keys(this.nodes).forEach((function(r){if(t.isBoundary(r,e)){var i=t.getCell(r);i&&n.push(i)}})),n}},{key:"getRoots",value:function(){return this.getBoundaryNodes(!0)}},{key:"getLeafs",value:function(){return this.getBoundaryNodes(!1)}},{key:"isRoot",value:function(e){return this.isBoundary(e,!0)}},{key:"isLeaf",value:function(e){return this.isBoundary(e,!1)}},{key:"getNeighbors",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=t.incoming,r=t.outgoing;null==n&&null==r&&(n=r=!0);var i=this.getConnectedEdges(e,t),o=i.reduce((function(i,o){var a=o.hasLoop(t),s=o.getSourceCell(),l=o.getTargetCell();return n&&s&&s.isNode()&&!i[s.id]&&(!a&&(s===e||t.deep&&s.isDescendantOf(e))||(i[s.id]=s)),r&&l&&l.isNode()&&!i[l.id]&&(!a&&(l===e||t.deep&&l.isDescendantOf(e))||(i[l.id]=l)),i}),{});if(e.isEdge()){if(n){var a=e.getSourceCell();a&&a.isNode()&&!o[a.id]&&(o[a.id]=a)}if(r){var s=e.getTargetCell();s&&s.isNode()&&!o[s.id]&&(o[s.id]=s)}}return Object.keys(o).map((function(e){return o[e]}))}},{key:"isNeighbor",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=n.incoming,i=n.outgoing;return null==r&&null==i&&(r=i=!0),this.getConnectedEdges(e,n).some((function(e){var n=e.getSourceCell(),o=e.getTargetCell();return!(!r||!n||n.id!==t.id)||!(!i||!o||o.id!==t.id)}))}},{key:"getSuccessors",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=[];return this.search(e,(function(i,o){i!==e&&t.matchDistance(o,n.distance)&&r.push(i)}),Object.assign(Object.assign({},n),{outgoing:!0})),r}},{key:"isSuccessor",value:function(e,t){var n=this,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},i=!1;return this.search(e,(function(o,a){if(o===t&&o!==e&&n.matchDistance(a,r.distance))return i=!0,!1}),Object.assign(Object.assign({},r),{outgoing:!0})),i}},{key:"getPredecessors",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=[];return this.search(e,(function(i,o){i!==e&&t.matchDistance(o,n.distance)&&r.push(i)}),Object.assign(Object.assign({},n),{incoming:!0})),r}},{key:"isPredecessor",value:function(e,t){var n=this,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},i=!1;return this.search(e,(function(o,a){if(o===t&&o!==e&&n.matchDistance(a,r.distance))return i=!0,!1}),Object.assign(Object.assign({},r),{incoming:!0})),i}},{key:"matchDistance",value:function(e,t){return null==t||("function"===typeof t?t(e):!(!Array.isArray(t)||!t.includes(e))||e===t)}},{key:"getCommonAncestor",value:function(){for(var e,t=[],n=arguments.length,r=new Array(n),i=0;i<n;i++)r[i]=arguments[i];return r.forEach((function(e){e&&(Array.isArray(e)?t.push.apply(t,d(e)):t.push(e))})),(e=Gn).getCommonAncestor.apply(e,t)}},{key:"getSubGraph",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=[],i={},o=[],a=[],s=function(e){i[e.id]||(r.push(e),i[e.id]=e,e.isEdge()&&a.push(e),e.isNode()&&o.push(e))};return e.forEach((function(e){if(s(e),n.deep){var t=e.getDescendants({deep:!0});t.forEach((function(e){return s(e)}))}})),a.forEach((function(e){var t=e.getSourceCell(),n=e.getTargetCell();t&&!i[t.id]&&(r.push(t),i[t.id]=t,t.isNode()&&o.push(t)),n&&!i[n.id]&&(r.push(n),i[n.id]=n,n.isNode()&&o.push(n))})),o.forEach((function(e){var o=t.getConnectedEdges(e,n);o.forEach((function(e){var t=e.getSourceCell(),n=e.getTargetCell();!i[e.id]&&t&&i[t.id]&&n&&i[n.id]&&(r.push(e),i[e.id]=e)}))})),r}},{key:"cloneSubGraph",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.getSubGraph(e,t);return this.cloneCells(n)}},{key:"cloneCells",value:function(e){return Gn.cloneCells(e)}},{key:"getNodesFromPoint",value:function(e,t){var n="number"===typeof e?{x:e,y:t||0}:e;return this.getNodes().filter((function(e){return e.getBBox().containsPoint(n)}))}},{key:"getNodesInArea",value:function(e,t,n,r,i){var o="number"===typeof e?new K["h"](e,t,n,r):K["h"].create(e),a="number"===typeof e?i:t,s=a&&a.strict;return this.getNodes().filter((function(e){var t=e.getBBox();return s?o.containsRect(t):o.isIntersectWithRect(t)}))}},{key:"getEdgesInArea",value:function(e,t,n,r,i){var o="number"===typeof e?new K["h"](e,t,n,r):K["h"].create(e),a="number"===typeof e?i:t,s=a&&a.strict;return this.getEdges().filter((function(e){var t=e.getBBox();return 0===t.width?t.inflate(1,0):0===t.height&&t.inflate(0,1),s?o.containsRect(t):o.isIntersectWithRect(t)}))}},{key:"getNodesUnderNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=e.getBBox(),r=null==t.by||"bbox"===t.by?this.getNodesInArea(n):this.getNodesFromPoint(n[t.by]);return r.filter((function(t){return e.id!==t.id&&!t.isDescendantOf(e)}))}},{key:"getAllCellsBBox",value:function(){return this.getCellsBBox(this.getCells())}},{key:"getCellsBBox",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return Gn.getCellsBBox(e,t)}},{key:"search",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};n.breadthFirst?this.breadthFirstSearch(e,t,n):this.depthFirstSearch(e,t,n)}},{key:"breadthFirstSearch",value:function(e,t){var n=this,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},i=[],o={},a={};i.push(e),a[e.id]=0;var s=function(){var e=i.shift();if(null==e||o[e.id])return"continue";if(o[e.id]=!0,!1===O["d"].call(t,n,e,a[e.id]))return"continue";var s=n.getNeighbors(e,r);s.forEach((function(t){a[t.id]=a[e.id]+1,i.push(t)}))};while(i.length>0)s()}},{key:"depthFirstSearch",value:function(e,t){var n=this,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},i=[],o={},a={};i.push(e),a[e.id]=0;var s=function(){var e=i.pop();if(null==e||o[e.id])return"continue";if(o[e.id]=!0,!1===O["d"].call(t,n,e,a[e.id]))return"continue";var s=n.getNeighbors(e,r),l=i.length;s.forEach((function(t){a[t.id]=a[e.id]+1,i.splice(l,0,t)}))};while(i.length>0)s()}},{key:"getShortestPath",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r={};this.getEdges().forEach((function(e){var t=e.getSourceCellId(),i=e.getTargetCellId();t&&i&&(r[t]||(r[t]=[]),r[i]||(r[i]=[]),r[t].push(i),n.directed||r[i].push(t))}));var i="string"===typeof e?e:e.id,o=Fn["c"].run(r,i,n.weight),a=[],s="string"===typeof t?t:t.id;o[s]&&a.push(s);while(s=o[s])a.unshift(s);return a}},{key:"translate",value:function(e,t,n){return this.getCells().filter((function(e){return!e.hasParent()})).forEach((function(r){return r.translate(e,t,n)})),this}},{key:"resize",value:function(e,t,n){return this.resizeCells(e,t,this.getCells(),n)}},{key:"resizeCells",value:function(e,t,n){var r=arguments.length>3&&void 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Date).getTime()}},{key:"dispose",value:function(){this.graph.model.off("cell:change:*",this.onModelChanged,this)}}]),n}(Fn["d"]);Er([Fn["d"].dispose()],Sr.prototype,"dispose",null),function(e){e.defaultOptions={delay:10,throttle:2,threshold:5}}(Sr||(Sr={}));var Ar,Or=n("a082"),Mr=function(e){u(n,e);var t=c(n);function n(e){var r;return f(this,n),r=t.call(this),r.graph=e,r.init(),r}return g(n,[{key:"options",get:function(){return this.graph.options}},{key:"model",get:function(){return this.graph.model}},{key:"view",get:function(){return this.graph.view}},{key:"init",value:function(){}}]),n}(Fn["e"]),Pr=n("1157"),Tr=n.n(Pr),Dr=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Nr=function(e){u(n,e);var t=c(n);function n(e){var r;f(this,n),r=t.call(this),r.graph=e;var i=Ln["a"].parseJSONMarkup(n.markup),o=i.selectors,a=i.fragment;return r.background=o.background,r.grid=o.grid,r.svg=o.svg,r.defs=o.defs,r.viewport=o.viewport,r.primer=o.primer,r.stage=o.stage,r.decorator=o.decorator,r.overlay=o.overlay,r.container=r.options.container,r.restore=n.snapshoot(r.container),r.$(r.container).addClass(r.prefixClassName("graph")).append(a),r.delegateEvents(),r}return g(n,[{key:"model",get:function(){return this.graph.model}},{key:"options",get:function(){return this.graph.options}},{key:"delegateEvents",value:function(){var e=this.constructor;return i(o(n.prototype),"delegateEvents",this).call(this,e.events),this}},{key:"guard",value:function(e,t){return"mousedown"===e.type&&2===e.button||(!(!this.options.guard||!this.options.guard(e,t))||(e.data&&void 0!==e.data.guarded?e.data.guarded:!(t&&t.cell&&Gn.isCell(t.cell))&&(this.svg!==e.target&&this.container!==e.target&&!Tr.a.contains(this.svg,e.target))))}},{key:"findView",value:function(e){return this.graph.renderer.findViewByElem(e)}},{key:"onDblClick",value:function(e){this.options.preventDefaultDblClick&&e.preventDefault();var t=this.normalizeEvent(e),n=this.findView(t.target);if(!this.guard(t,n)){var r=this.graph.snapToGrid(t.clientX,t.clientY);n?n.onDblClick(t,r.x,r.y):this.graph.trigger("blank:dblclick",{e:t,x:r.x,y:r.y})}}},{key:"onClick",value:function(e){if(this.getMouseMovedCount(e)<=this.options.clickThreshold){var t=this.normalizeEvent(e),n=this.findView(t.target);if(this.guard(t,n))return;var r=this.graph.snapToGrid(t.clientX,t.clientY);n?n.onClick(t,r.x,r.y):this.graph.trigger("blank:click",{e:t,x:r.x,y:r.y})}}},{key:"onContextMenu",value:function(e){this.options.preventDefaultContextMenu&&e.preventDefault();var t=this.normalizeEvent(e),n=this.findView(t.target);if(!this.guard(t,n)){var r=this.graph.snapToGrid(t.clientX,t.clientY);n?n.onContextMenu(t,r.x,r.y):this.graph.trigger("blank:contextmenu",{e:t,x:r.x,y:r.y})}}},{key:"delegateDragEvents",value:function(e,t){null==e.data&&(e.data={}),this.setEventData(e,{currentView:t||null,mouseMovedCount:0,startPosition:{x:e.clientX,y:e.clientY}});var n=this.constructor;this.delegateDocumentEvents(n.documentEvents,e.data),this.undelegateEvents()}},{key:"getMouseMovedCount",value:function(e){var t=this.getEventData(e);return t.mouseMovedCount||0}},{key:"onMouseDown",value:function(e){var t=this.normalizeEvent(e),n=this.findView(t.target);if(!this.guard(t,n)){this.options.preventDefaultMouseDown&&t.preventDefault();var r=this.graph.snapToGrid(t.clientX,t.clientY);n?n.onMouseDown(t,r.x,r.y):(this.options.preventDefaultBlankAction&&t.preventDefault(),this.graph.trigger("blank:mousedown",{e:t,x:r.x,y:r.y})),this.delegateDragEvents(t,n)}}},{key:"onMouseMove",value:function(e){var t=this.getEventData(e),n=t.startPosition;if(!n||n.x!==e.clientX||n.y!==e.clientY){null==t.mouseMovedCount&&(t.mouseMovedCount=0),t.mouseMovedCount+=1;var r=t.mouseMovedCount;if(!(r<=this.options.moveThreshold)){var i=this.normalizeEvent(e),o=this.graph.snapToGrid(i.clientX,i.clientY),a=t.currentView;a?a.onMouseMove(i,o.x,o.y):this.graph.trigger("blank:mousemove",{e:i,x:o.x,y:o.y}),this.setEventData(i,t)}}}},{key:"onMouseUp",value:function(e){this.undelegateDocumentEvents();var t=this.normalizeEvent(e),n=this.graph.snapToGrid(t.clientX,t.clientY),r=this.getEventData(e),i=r.currentView;i?i.onMouseUp(t,n.x,n.y):this.graph.trigger("blank:mouseup",{e:t,x:n.x,y:n.y}),e.isPropagationStopped()||this.onClick(Tr.a.Event(e,{type:"click",data:e.data})),e.stopImmediatePropagation(),this.delegateEvents()}},{key:"onMouseOver",value:function(e){var t=this.normalizeEvent(e),n=this.findView(t.target);if(!this.guard(t,n))if(n)n.onMouseOver(t);else{if(this.container===t.target)return;this.graph.trigger("blank:mouseover",{e:t})}}},{key:"onMouseOut",value:function(e){var t=this.normalizeEvent(e),n=this.findView(t.target);if(!this.guard(t,n))if(n)n.onMouseOut(t);else{if(this.container===t.target)return;this.graph.trigger("blank:mouseout",{e:t})}}},{key:"onMouseEnter",value:function(e){var t=this.normalizeEvent(e),n=this.findView(t.target);if(!this.guard(t,n)){var r=this.graph.renderer.findViewByElem(t.relatedTarget);if(n){if(r===n)return;n.onMouseEnter(t)}else{if(r)return;this.graph.trigger("graph:mouseenter",{e:t})}}}},{key:"onMouseLeave",value:function(e){var t=this.normalizeEvent(e),n=this.findView(t.target);if(!this.guard(t,n)){var r=this.graph.renderer.findViewByElem(t.relatedTarget);if(n){if(r===n)return;n.onMouseLeave(t)}else{if(r)return;this.graph.trigger("graph:mouseleave",{e:t})}}}},{key:"onMouseWheel",value:function(e){var t=this.normalizeEvent(e),n=this.findView(t.target);if(!this.guard(t,n)){var r=t.originalEvent,i=this.graph.snapToGrid(r.clientX,r.clientY),o=Math.max(-1,Math.min(1,r.wheelDelta||-r.detail));n?n.onMouseWheel(t,i.x,i.y,o):this.graph.trigger("blank:mousewheel",{e:t,delta:o,x:i.x,y:i.y})}}},{key:"onCustomEvent",value:function(e){var t=e.currentTarget,n=t.getAttribute("event")||t.getAttribute("data-event");if(n){var r=this.findView(t);if(r){var i=this.normalizeEvent(e);if(this.guard(i,r))return;var o=this.graph.snapToGrid(i.clientX,i.clientY);r.onCustomEvent(i,n,o.x,o.y)}}}},{key:"handleMagnetEvent",value:function(e,t){var n=e.currentTarget,r=n.getAttribute("magnet");if(r&&"false"!==r.toLowerCase()){var i=this.findView(n);if(i){var o=this.normalizeEvent(e);if(this.guard(o,i))return;var a=this.graph.snapToGrid(o.clientX,o.clientY);O["d"].call(t,this.graph,i,o,n,a.x,a.y)}}}},{key:"onMagnetMouseDown",value:function(e){this.handleMagnetEvent(e,(function(e,t,n,r,i){e.onMagnetMouseDown(t,n,r,i)}))}},{key:"onMagnetDblClick",value:function(e){this.handleMagnetEvent(e,(function(e,t,n,r,i){e.onMagnetDblClick(t,n,r,i)}))}},{key:"onMagnetContextMenu",value:function(e){this.options.preventDefaultContextMenu&&e.preventDefault(),this.handleMagnetEvent(e,(function(e,t,n,r,i){e.onMagnetContextMenu(t,n,r,i)}))}},{key:"onLabelMouseDown",value:function(e){var t=e.currentTarget,n=this.findView(t);if(n){var r=this.normalizeEvent(e);if(this.guard(r,n))return;var i=this.graph.snapToGrid(r.clientX,r.clientY);n.onLabelMouseDown(r,i.x,i.y)}}},{key:"onImageDragStart",value:function(){return!1}},{key:"dispose",value:function(){this.undelegateEvents(),this.undelegateDocumentEvents(),this.restore(),this.restore=function(){}}}]),n}(tr["a"]);Dr([tr["a"].dispose()],Nr.prototype,"dispose",null),function(e){var t="".concat(ne["a"].prefixCls,"-graph");function n(e){var t=e.cloneNode();return e.childNodes.forEach((function(e){return t.appendChild(e)})),function(){O["c"].empty(e);while(e.attributes.length>0)e.removeAttribute(e.attributes[0].name);for(var n=0,r=t.attributes.length;n<r;n+=1){var i=t.attributes[n];e.setAttribute(i.name,i.value)}t.childNodes.forEach((function(t){return e.appendChild(t)}))}}e.markup=[{ns:O["c"].ns.xhtml,tagName:"div",selector:"background",className:"".concat(t,"-background")},{ns:O["c"].ns.xhtml,tagName:"div",selector:"grid",className:"".concat(t,"-grid")},{ns:O["c"].ns.svg,tagName:"svg",selector:"svg",className:"".concat(t,"-svg"),attrs:{width:"100%",height:"100%","xmlns:xlink":O["c"].ns.xlink},children:[{tagName:"defs",selector:"defs"},{tagName:"g",selector:"viewport",className:"".concat(t,"-svg-viewport"),children:[{tagName:"g",selector:"primer",className:"".concat(t,"-svg-primer")},{tagName:"g",selector:"stage",className:"".concat(t,"-svg-stage")},{tagName:"g",selector:"decorator",className:"".concat(t,"-svg-decorator")},{tagName:"g",selector:"overlay",className:"".concat(t,"-svg-overlay")}]}]}],e.snapshoot=n}(Nr||(Nr={})),function(e){var t,n=ne["a"].prefixCls;e.events=(t={dblclick:"onDblClick",contextmenu:"onContextMenu",touchstart:"onMouseDown",mousedown:"onMouseDown",mouseover:"onMouseOver",mouseout:"onMouseOut",mouseenter:"onMouseEnter",mouseleave:"onMouseLeave",mousewheel:"onMouseWheel",DOMMouseScroll:"onMouseWheel"},s(t,"mouseenter  .".concat(n,"-cell"),"onMouseEnter"),s(t,"mouseleave  .".concat(n,"-cell"),"onMouseLeave"),s(t,"mouseenter  .".concat(n,"-cell-tools"),"onMouseEnter"),s(t,"mouseleave  .".concat(n,"-cell-tools"),"onMouseLeave"),s(t,"mousedown   .".concat(n,"-cell [event]"),"onCustomEvent"),s(t,"touchstart  .".concat(n,"-cell [event]"),"onCustomEvent"),s(t,"mousedown   .".concat(n,"-cell [data-event]"),"onCustomEvent"),s(t,"touchstart  .".concat(n,"-cell [data-event]"),"onCustomEvent"),s(t,"dblclick    .".concat(n,"-cell [magnet]"),"onMagnetDblClick"),s(t,"contextmenu .".concat(n,"-cell [magnet]"),"onMagnetContextMenu"),s(t,"mousedown   .".concat(n,"-cell [magnet]"),"onMagnetMouseDown"),s(t,"touchstart  .".concat(n,"-cell [magnet]"),"onMagnetMouseDown"),s(t,"dblclick    .".concat(n,"-cell [data-magnet]"),"onMagnetDblClick"),s(t,"contextmenu .".concat(n,"-cell [data-magnet]"),"onMagnetContextMenu"),s(t,"mousedown   .".concat(n,"-cell [data-magnet]"),"onMagnetMouseDown"),s(t,"touchstart  .".concat(n,"-cell [data-magnet]"),"onMagnetMouseDown"),s(t,"dragstart   .".concat(n,"-cell image"),"onImageDragStart"),s(t,"mousedown   .".concat(n,"-edge .").concat(n,"-edge-label"),"onLabelMouseDown"),s(t,"touchstart  .".concat(n,"-edge .").concat(n,"-edge-label"),"onLabelMouseDown"),t),e.documentEvents={mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"}}(Nr||(Nr={})),function(e){function t(e,t){return function(n,r,i){var o=i.value;i.value=function(){var n=this.scroller.widget;if(null==n){var i="Shoule enable scroller to use method '".concat(r,"'");if(!1!==e)throw console.error(i),new Error(i);return!1!==t&&console.warn(i),this}for(var a=arguments.length,s=new Array(a),l=0;l<a;l++)s[l]=arguments[l];return o.call.apply(o,[this].concat(s))}}}e.checkScroller=t}(Ar||(Ar={}));var jr=".x6-graph {\n  position: relative;\n  outline: none;\n}\n.x6-graph-background,\n.x6-graph-grid,\n.x6-graph-svg {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n}\n.x6-graph-background-stage,\n.x6-graph-grid-stage,\n.x6-graph-svg-stage {\n  user-select: none;\n}\n.x6-graph.x6-graph-pannable {\n  cursor: grab;\n  cursor: -moz-grab;\n  cursor: -webkit-grab;\n}\n.x6-graph.x6-graph-panning {\n  cursor: grabbing;\n  cursor: -moz-grabbing;\n  cursor: -webkit-grabbing;\n  user-select: none;\n}\n.x6-node {\n  cursor: move;\n  /* stylelint-disable-next-line */\n}\n.x6-node.x6-node-immovable {\n  cursor: default;\n}\n.x6-node * {\n  -webkit-user-drag: none;\n}\n.x6-node .scalable * {\n  vector-effect: non-scaling-stroke;\n}\n.x6-node [magnet='true'] {\n  cursor: crosshair;\n  transition: opacity 0.3s;\n}\n.x6-node [magnet='true']:hover {\n  opacity: 0.7;\n}\n.x6-node foreignObject {\n  display: block;\n  overflow: visible;\n  background-color: transparent;\n}\n.x6-node foreignObject > body {\n  position: static;\n  width: 100%;\n  height: 100%;\n  margin: 0;\n  padding: 0;\n  overflow: visible;\n  background-color: transparent;\n}\n.x6-edge .source-marker,\n.x6-edge .target-marker {\n  vector-effect: non-scaling-stroke;\n}\n.x6-edge .connection {\n  stroke-linejoin: round;\n  fill: none;\n}\n.x6-edge .connection-wrap {\n  cursor: move;\n  opacity: 0;\n  fill: none;\n  stroke: #000;\n  stroke-width: 15;\n  stroke-linecap: round;\n  stroke-linejoin: round;\n}\n.x6-edge .connection-wrap:hover {\n  opacity: 0.4;\n  stroke-opacity: 0.4;\n}\n.x6-edge .vertices {\n  cursor: move;\n  opacity: 0;\n}\n.x6-edge .vertices .vertex {\n  fill: #1abc9c;\n}\n.x6-edge .vertices .vertex :hover {\n  fill: #34495e;\n  stroke: none;\n}\n.x6-edge .vertices .vertex-remove {\n  cursor: pointer;\n  fill: #fff;\n}\n.x6-edge .vertices .vertex-remove-area {\n  cursor: pointer;\n  opacity: 0.1;\n}\n.x6-edge .vertices .vertex-group:hover .vertex-remove-area {\n  opacity: 1;\n}\n.x6-edge .arrowheads {\n  cursor: move;\n  opacity: 0;\n}\n.x6-edge .arrowheads .arrowhead {\n  fill: #1abc9c;\n}\n.x6-edge .arrowheads .arrowhead :hover {\n  fill: #f39c12;\n  stroke: none;\n}\n.x6-edge .tools {\n  cursor: pointer;\n  opacity: 0;\n}\n.x6-edge .tools .tool-options {\n  display: none;\n}\n.x6-edge .tools .tool-remove circle {\n  fill: #f00;\n}\n.x6-edge .tools .tool-remove path {\n  fill: #fff;\n}\n.x6-edge:hover .vertices,\n.x6-edge:hover .arrowheads,\n.x6-edge:hover .tools {\n  opacity: 1;\n}\n.x6-highlight-opacity {\n  opacity: 0.3;\n}\n@keyframes halo-pie-visibility {\n  0% {\n    visibility: hidden;\n  }\n  100% {\n    visibility: visible;\n  }\n}\n@keyframes halo-pie-opening {\n  0% {\n    transform: scale(0.4) rotate(-20deg);\n  }\n  100% {\n    transform: scale(1) rotate(0);\n  }\n}\n.x6-widget-handle {\n  position: absolute;\n  width: 20px;\n  height: 20px;\n  background-color: transparent;\n  background-repeat: no-repeat;\n  background-position: 0 0;\n  background-size: 20px 20px;\n  cursor: pointer;\n  user-select: none;\n  pointer-events: auto;\n  -webkit-user-drag: none;\n  user-drag: none;\n  /* stylelint-disable-line */\n}\n.x6-widget-handle.hidden {\n  display: none;\n}\n.x6-widget-handle-selected {\n  background-color: rgba(0, 0, 0, 0.1);\n  border-radius: 3px;\n}\n.x6-widget-handle-remove {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22utf-8%22%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20version%3D%221.1%22%20id%3D%22Layer_1%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%20x%3D%220px%22%20y%3D%220px%22%20width%3D%2218.75px%22%20height%3D%2218.75px%22%20viewBox%3D%220%200%2018.75%2018.75%22%20enable-background%3D%22new%200%200%2018.75%2018.75%22%20xml%3Aspace%3D%22preserve%22%3E%3Cg%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M15.386%2C3.365c-3.315-3.314-8.707-3.313-12.021%2C0c-3.314%2C3.315-3.314%2C8.706%2C0%2C12.02%20c3.314%2C3.314%2C8.707%2C3.314%2C12.021%2C0S18.699%2C6.68%2C15.386%2C3.365L15.386%2C3.365z%20M4.152%2C14.598C1.273%2C11.719%2C1.273%2C7.035%2C4.153%2C4.154%20c2.88-2.88%2C7.563-2.88%2C10.443%2C0c2.881%2C2.88%2C2.881%2C7.562%2C0%2C10.443C11.716%2C17.477%2C7.032%2C17.477%2C4.152%2C14.598L4.152%2C14.598z%22%2F%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M12.157%2C11.371L7.38%2C6.593C7.162%2C6.375%2C6.809%2C6.375%2C6.592%2C6.592c-0.218%2C0.219-0.218%2C0.572%2C0%2C0.79%20l4.776%2C4.776c0.218%2C0.219%2C0.571%2C0.219%2C0.79%2C0C12.375%2C11.941%2C12.375%2C11.588%2C12.157%2C11.371L12.157%2C11.371z%22%2F%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M11.369%2C6.593l-4.777%2C4.778c-0.217%2C0.217-0.217%2C0.568%2C0%2C0.787c0.219%2C0.219%2C0.571%2C0.217%2C0.788%2C0l4.777-4.777%20c0.218-0.218%2C0.218-0.571%2C0.001-0.789C11.939%2C6.375%2C11.587%2C6.375%2C11.369%2C6.593L11.369%2C6.593z%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E%20');\n  cursor: pointer;\n}\n.x6-widget-handle-remove:hover {\n  background-image: 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.x6-widget-handle-animate .x6-widget-handle {\n  transition: background-size 80ms, width 80ms, height 80ms, top 150ms, left 150ms, bottom 150ms, right 150ms;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-se {\n  right: -25px;\n  bottom: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-nw {\n  top: -21px;\n  left: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-n {\n  top: -22px;\n  left: 50%;\n  margin-left: -10px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-e {\n  top: -webkit-calc(40%);\n  top: calc(50% - 10px);\n  right: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-ne {\n  top: -21px;\n  right: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-w {\n  top: 50%;\n  left: -25px;\n  margin-top: -10px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-sw {\n  bottom: -25px;\n  left: -25px;\n}\n.x6-widget-handle-surround .x6-widget-handle-pos-s {\n  bottom: -24px;\n  left: 50%;\n  margin-left: -10px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle {\n  width: 15px;\n  height: 15px;\n  font-size: 15px;\n  background-size: 15px 15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-se {\n  right: -19px;\n  bottom: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-nw {\n  top: -19px;\n  left: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-n {\n  top: -19px;\n  margin-left: -7.5px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-e {\n  top: -webkit-calc(42%);\n  top: calc(50% - 8px);\n  right: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-ne {\n  top: -19px;\n  right: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-w {\n  left: -19px;\n  margin-top: -8px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-sw {\n  bottom: -19px;\n  left: -19px;\n}\n.x6-widget-handle-surround .x6-widget-handle-small .x6-widget-handle-pos-s {\n  bottom: -19px;\n  margin-left: -7.5px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle {\n  width: 10px;\n  height: 10px;\n  font-size: 10px;\n  background-size: 10px 10px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-se {\n  right: -15px;\n  bottom: -13px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-nw {\n  top: -13px;\n  left: -15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-n {\n  top: -13px;\n  margin-left: -5px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-e {\n  top: -webkit-calc(45%);\n  top: calc(50% - 5px);\n  right: -15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-ne {\n  top: -13px;\n  right: -15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-w {\n  left: -15px;\n  margin-top: -5px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-sw {\n  bottom: -13px;\n  left: -15px;\n}\n.x6-widget-handle-surround .x6-widget-handle-tiny .x6-widget-handle-pos-s {\n  bottom: -13px;\n  margin-left: -5px;\n}\n.x6-widget-handle-toolbar {\n  position: absolute;\n  top: -50px;\n  display: table-row;\n  padding: 7px 5px;\n}\n.x6-widget-handle-toolbar::after {\n  position: absolute;\n  top: 100%;\n  left: 10px;\n  width: 0;\n  height: 0;\n  margin-top: 4px;\n  border-right: 10px solid transparent;\n  border-left: 10px solid transparent;\n  content: '';\n}\n.x6-widget-handle-toolbar .x6-widget-handle {\n  position: relative;\n  display: table-cell;\n  min-width: 20px;\n  margin: 0 2px;\n  background-position: 3px 3px;\n  background-size: 16px 16px;\n}\n.x6-widget-handle-toolbar .x6-widget-handle::after {\n  position: absolute;\n  bottom: -11px;\n  width: 100%;\n  content: '';\n}\n.x6-widget-handle-pie {\n  position: absolute;\n  top: -webkit-calc(0%);\n  top: calc(50% - 50px);\n  right: -50px;\n  z-index: 1;\n  display: none;\n  width: 100px;\n  height: 100px;\n  margin: -2px -2px 0 0;\n  border-radius: 50%;\n  cursor: default;\n  pointer-events: visiblePainted;\n}\n.x6-widget-handle-pie .x6-widget-handle {\n  width: 1px;\n  height: auto;\n  pointer-events: visiblePainted;\n}\n.x6-widget-handle-pie-slice-svg {\n  width: 100%;\n  height: 100%;\n  overflow: visible !important;\n}\n.x6-widget-handle-pie-slice-img,\n.x6-widget-handle-pie-slice-txt {\n  display: none;\n  pointer-events: none;\n}\n.x6-widget-handle-pie[data-pie-toggle-position='e'] {\n  top: calc(50% - 50px);\n  right: -50px;\n  left: auto;\n}\n.x6-widget-handle-pie[data-pie-toggle-position='w'] {\n  top: calc(50% - 50px);\n  right: auto;\n  left: -52px;\n}\n.x6-widget-handle-pie[data-pie-toggle-position='n'] {\n  top: -50px;\n  right: auto;\n  bottom: auto;\n  left: calc(50% - 52px);\n}\n.x6-widget-handle-pie[data-pie-toggle-position='s'] {\n  top: auto;\n  right: auto;\n  bottom: -52px;\n  left: calc(50% - 52px);\n}\n.x6-widget-handle-pie-opened {\n  display: block;\n  animation: halo-pie-visibility 0.1s, halo-pie-opening 0.1s;\n  animation-timing-function: step-end, ease;\n  animation-delay: 0s, 0.1s;\n}\n.x6-widget-handle-pie-toggle {\n  position: absolute;\n  top: -webkit-calc(35%);\n  top: calc(50% - 15px);\n  right: -15px;\n  z-index: 2;\n  display: block;\n  box-sizing: border-box;\n  width: 30px;\n  height: 30px;\n  background-repeat: no-repeat;\n  background-position: center;\n  background-size: 20px 20px;\n  border-radius: 50%;\n  cursor: pointer;\n  user-select: none;\n  pointer-events: visiblePainted;\n  -webkit-user-drag: none;\n  user-drag: none;\n  /* stylelint-disable-line */\n}\n.x6-widget-handle-pie-toggle-pos-e {\n  top: -webkit-calc(35%);\n  top: calc(50% - 15px);\n  right: -15px;\n  bottom: auto;\n  left: auto;\n}\n.x6-widget-handle-pie-toggle-pos-w {\n  top: -webkit-calc(35%);\n  top: calc(50% - 15px);\n  right: auto;\n  bottom: auto;\n  left: -15px;\n}\n.x6-widget-handle-pie-toggle-pos-n {\n  top: -15px;\n  right: auto;\n  bottom: auto;\n  left: -webkit-calc(35%);\n  left: calc(50% - 15px);\n}\n.x6-widget-handle-pie-toggle-pos-s {\n  top: auto;\n  right: auto;\n  bottom: -15px;\n  left: -webkit-calc(35%);\n  left: calc(50% - 15px);\n}\n.x6-widget-handle-pie-toggle-opened {\n  transition: 0.1s background-image;\n}\n.x6-widget-handle-toolbar {\n  position: static;\n  display: inline-block;\n  margin-top: -50px;\n  margin-left: 45px;\n  white-space: nowrap;\n  vertical-align: top;\n  background-color: #f5f5f5;\n  border-bottom: 3px solid #333;\n  border-radius: 5px;\n  box-shadow: 0 1px 2px #222;\n}\n.x6-widget-handle-toolbar::after {\n  top: -12px;\n  left: 55px;\n  margin-top: 0;\n  border-top: 6px solid #333;\n  border-right: 10px solid transparent;\n  border-left: 10px solid transparent;\n}\n.x6-widget-handle-toolbar .x6-widget-handle {\n  display: inline-block;\n  vertical-align: top;\n}\n.x6-widget-handle-toolbar .x6-widget-handle:hover::after {\n  border-bottom: 4px solid #fc6cb8;\n}\n.x6-widget-handle-toolbar .x6-widget-handle-rotate {\n  position: absolute;\n  top: 100%;\n  right: 100%;\n  margin-top: 3px;\n  margin-right: 6px;\n}\n.x6-widget-handle-toolbar .x6-widget-handle-remove:hover::after,\n.x6-widget-handle-toolbar .x6-widget-handle-rotate:hover::after {\n  border-bottom: none;\n}\n.x6-widget-handle-toolbar .x6-widget-handle + .x6-widget-handle {\n  margin-left: 4px;\n}\n.x6-widget-handle-pie {\n  box-sizing: content-box;\n  background-color: #f5f5f5;\n  border: 2px solid #404040;\n}\n.x6-widget-handle-pie-slice {\n  fill: transparent;\n  stroke: #e9e9e9;\n  stroke-width: 1;\n}\n.x6-widget-handle-pie-slice:hover {\n  fill: #fff;\n}\n.x6-widget-handle-pie-slice-img {\n  display: block;\n}\n.x6-widget-handle-selected .x6-widget-handle-pie-slice {\n  fill: #fff;\n}\n.x6-widget-handle-pie-toggle {\n  background-color: #f6f6f6;\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20height%3D%2216px%22%20id%3D%22Layer_1%22%20style%3D%22enable-background%3Anew%200%200%2016%2016%3B%22%20version%3D%221.1%22%20viewBox%3D%220%200%2016%2016%22%20width%3D%2216px%22%20xml%3Aspace%3D%22preserve%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%3E%3Cpath%20fill%3D%22%236A6C8A%22%20d%3D%22M15%2C6h-5V1c0-0.55-0.45-1-1-1H7C6.45%2C0%2C6%2C0.45%2C6%2C1v5H1C0.45%2C6%2C0%2C6.45%2C0%2C7v2c0%2C0.55%2C0.45%2C1%2C1%2C1h5v5c0%2C0.55%2C0.45%2C1%2C1%2C1h2%20c0.55%2C0%2C1-0.45%2C1-1v-5h5c0.55%2C0%2C1-0.45%2C1-1V7C16%2C6.45%2C15.55%2C6%2C15%2C6z%22%2F%3E%3C%2Fsvg%3E');\n  background-size: 16px 16px;\n  border: 2px solid #3b425f;\n}\n.x6-widget-handle-pie-toggle:hover {\n  background-color: #fff;\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20%3F%3E%3C!DOCTYPE%20svg%20PUBLIC%20%22-%2F%2FW3C%2F%2FDTD%20SVG%201.1%2F%2FEN%22%20%22http%3A%2F%2Fwww.w3.org%2FGraphics%2FSVG%2F1.1%2FDTD%2Fsvg11.dtd%22%3E%3Csvg%20height%3D%2216px%22%20id%3D%22Layer_1%22%20style%3D%22enable-background%3Anew%200%200%2016%2016%3B%22%20version%3D%221.1%22%20viewBox%3D%220%200%2016%2016%22%20width%3D%2216px%22%20xml%3Aspace%3D%22preserve%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3Axlink%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxlink%22%3E%3Cpath%20fill%3D%22%23FD6EB6%22%20d%3D%22M15%2C6h-5V1c0-0.55-0.45-1-1-1H7C6.45%2C0%2C6%2C0.45%2C6%2C1v5H1C0.45%2C6%2C0%2C6.45%2C0%2C7v2c0%2C0.55%2C0.45%2C1%2C1%2C1h5v5c0%2C0.55%2C0.45%2C1%2C1%2C1h2%20c0.55%2C0%2C1-0.45%2C1-1v-5h5c0.55%2C0%2C1-0.45%2C1-1V7C16%2C6.45%2C15.55%2C6%2C15%2C6z%22%2F%3E%3C%2Fsvg%3E');\n  border-color: #fd6eb6;\n}\n.x6-widget-handle-pie-toggle-opened {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22UTF-8%22%20standalone%3D%22no%22%3F%3E%3Csvg%20xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%20xmlns%3Acc%3D%22http%3A%2F%2Fcreativecommons.org%2Fns%23%22%20xmlns%3Ardf%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2F02%2F22-rdf-syntax-ns%23%22%20xmlns%3Asvg%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20width%3D%2216%22%20height%3D%2216%22%20viewBox%3D%220%200%2016%2016%22%20id%3D%22Layer_1%22%20xml%3Aspace%3D%22preserve%22%3E%3Cmetadata%20id%3D%22metadata9%22%3E%3Crdf%3ARDF%3E%3Ccc%3AWork%20rdf%3Aabout%3D%22%22%3E%3Cdc%3Aformat%3Eimage%2Fsvg%2Bxml%3C%2Fdc%3Aformat%3E%3Cdc%3Atype%20rdf%3Aresource%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Fdcmitype%2FStillImage%22%20%2F%3E%3Cdc%3Atitle%3E%3C%2Fdc%3Atitle%3E%3C%2Fcc%3AWork%3E%3C%2Frdf%3ARDF%3E%3C%2Fmetadata%3E%3Cdefs%20id%3D%22defs7%22%20%2F%3E%3Cpath%20d%3D%22M%2015%2C6%2010%2C6%20C%201.0301983%2C6.00505%2015.002631%2C6.011353%206%2C6%20L%201%2C6%20C%200.45%2C6%200%2C6.45%200%2C7%20l%200%2C2%20c%200%2C0.55%200.45%2C1%201%2C1%20l%205%2C0%20c%208.988585%2C-0.019732%20-5.02893401%2C-0.018728%204%2C0%20l%205%2C0%20c%200.55%2C0%201%2C-0.45%201%2C-1%20L%2016%2C7%20C%2016%2C6.45%2015.55%2C6%2015%2C6%20z%22%20id%3D%22path3%22%20style%3D%22fill%3A%236a6c8a%22%20%2F%3E%3C%2Fsvg%3E');\n}\n.x6-widget-handle-pie-toggle-opened:hover {\n  background-image: url('data:image/svg+xml;charset=utf8,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22UTF-8%22%20standalone%3D%22no%22%3F%3E%3Csvg%20xmlns%3Adc%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Felements%2F1.1%2F%22%20xmlns%3Acc%3D%22http%3A%2F%2Fcreativecommons.org%2Fns%23%22%20xmlns%3Ardf%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2F02%2F22-rdf-syntax-ns%23%22%20xmlns%3Asvg%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20width%3D%2216%22%20height%3D%2216%22%20viewBox%3D%220%200%2016%2016%22%20id%3D%22Layer_1%22%20xml%3Aspace%3D%22preserve%22%3E%3Cmetadata%20id%3D%22metadata9%22%3E%3Crdf%3ARDF%3E%3Ccc%3AWork%20rdf%3Aabout%3D%22%22%3E%3Cdc%3Aformat%3Eimage%2Fsvg%2Bxml%3C%2Fdc%3Aformat%3E%3Cdc%3Atype%20rdf%3Aresource%3D%22http%3A%2F%2Fpurl.org%2Fdc%2Fdcmitype%2FStillImage%22%20%2F%3E%3Cdc%3Atitle%3E%3C%2Fdc%3Atitle%3E%3C%2Fcc%3AWork%3E%3C%2Frdf%3ARDF%3E%3C%2Fmetadata%3E%3Cdefs%20id%3D%22defs7%22%20%2F%3E%3Cpath%20d%3D%22M%2015%2C6%2010%2C6%20C%201.0301983%2C6.00505%2015.002631%2C6.011353%206%2C6%20L%201%2C6%20C%200.45%2C6%200%2C6.45%200%2C7%20l%200%2C2%20c%200%2C0.55%200.45%2C1%201%2C1%20l%205%2C0%20c%208.988585%2C-0.019732%20-5.02893401%2C-0.018728%204%2C0%20l%205%2C0%20c%200.55%2C0%201%2C-0.45%201%2C-1%20L%2016%2C7%20C%2016%2C6.45%2015.55%2C6%2015%2C6%20z%22%20id%3D%22path3%22%20style%3D%22fill%3A%23FD6EB6%22%20%2F%3E%3C%2Fsvg%3E');\n}\n.x6-widget-dnd {\n  position: absolute;\n  top: -10000px;\n  left: -10000px;\n  z-index: 100;\n  display: none;\n  cursor: move;\n  opacity: 0.7;\n  pointer-events: 'cursor';\n}\n.x6-widget-dnd.dragging {\n  display: inline-block;\n}\n.x6-widget-dnd.dragging * {\n  pointer-events: none !important;\n}\n.x6-widget-dnd .x6-graph {\n  background: transparent;\n  box-shadow: none;\n}\n.x6-widget-halo {\n  position: absolute;\n  pointer-events: none;\n}\n.x6-widget-halo-content {\n  position: absolute;\n  top: 100%;\n  padding: 6px;\n  font-size: 10px;\n  line-height: 14px;\n  text-align: center;\n  border-radius: 6px;\n}\n.x6-widget-halo-handles + .x6-widget-halo-content {\n  right: -20px;\n  left: -20px;\n  margin-top: 30px;\n}\n.x6-widget-halo-handles.x6-widget-handle-small + .x6-widget-halo-content {\n  margin-top: 25px;\n}\n.x6-widget-halo-handles.x6-widget-handle-small + .x6-widget-halo-content {\n  margin-top: 20px;\n}\n.x6-widget-halo-handles.x6-widget-handle-pie + .x6-widget-halo-content {\n  right: 0;\n  left: 0;\n  margin-top: 10px;\n}\n.x6-widget-halo-content {\n  color: #fff;\n  background-color: #6a6b8a;\n}\n.x6-widget-halo.type-node .x6-widget-handle-toolbar .x6-widget-handle-remove {\n  position: absolute;\n  right: 100%;\n  bottom: 100%;\n  margin-right: 6px;\n  margin-bottom: 3px;\n}\n.x6-widget-halo.type-edge .x6-widget-handle-surround .x6-widget-handle-remove {\n  background-color: #fff;\n  border-radius: 50%;\n}\n.x6-widget-halo.type-edge .x6-widget-handle-toolbar {\n  margin-top: -60px;\n  margin-left: -18px;\n}\n.x6-widget-halo.type-edge .x6-widget-handle-toolbar::after {\n  top: -22px;\n  left: -9px;\n}\n.x6-widget-minimap {\n  position: relative;\n  display: table-cell;\n  box-sizing: border-box;\n  overflow: hidden;\n  text-align: center;\n  vertical-align: middle;\n  background-color: #fff;\n  user-select: none;\n}\n.x6-widget-minimap .x6-graph {\n  display: inline-block;\n  box-shadow: 0 0 4px 0 #eee;\n  cursor: pointer;\n}\n.x6-widget-minimap .x6-graph > svg {\n  pointer-events: none;\n  shape-rendering: optimizeSpeed;\n}\n.x6-widget-minimap .x6-graph .x6-node * {\n  /* stylelint-disable-next-line */\n  vector-effect: initial;\n}\n.x6-widget-minimap-viewport {\n  position: absolute;\n  box-sizing: content-box !important;\n  margin: -2px 0 0 -2px;\n  border: 2px solid #31d0c6;\n  cursor: move;\n}\n.x6-widget-minimap-viewport-zoom {\n  position: absolute;\n  right: 0;\n  bottom: 0;\n  box-sizing: border-box;\n  width: 12px;\n  height: 12px;\n  margin: 0 -6px -6px 0;\n  background-color: #fff;\n  border: 2px solid #31d0c6;\n  border-radius: 50%;\n  cursor: nwse-resize;\n}\n.x6-graph-scroller {\n  position: relative;\n  box-sizing: border-box;\n  overflow: scroll;\n  outline: none;\n}\n.x6-graph-scroller-content {\n  position: relative;\n}\n.x6-graph-scroller-background {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n}\n.x6-graph-scroller .x6-graph {\n  position: absolute;\n  display: inline-block;\n  margin: 0;\n  box-shadow: none;\n}\n.x6-graph-scroller .x6-graph > svg {\n  display: block;\n}\n.x6-graph-scroller.x6-graph-scroller-paged .x6-graph {\n  box-shadow: 0 0 4px 0 #eee;\n}\n.x6-graph-scroller.x6-graph-scroller-pannable[data-panning='false'] {\n  cursor: grab;\n  cursor: -moz-grab;\n  cursor: -webkit-grab;\n}\n.x6-graph-scroller.x6-graph-scroller-pannable[data-panning='true'] {\n  cursor: grabbing;\n  cursor: -moz-grabbing;\n  cursor: -webkit-grabbing;\n  user-select: none;\n}\n.x6-graph-pagebreak {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n}\n.x6-graph-pagebreak-vertical {\n  position: absolute;\n  top: 0;\n  bottom: 0;\n  box-sizing: border-box;\n  width: 1px;\n  border-left: 1px dashed #bdbdbd;\n}\n.x6-graph-pagebreak-horizontal {\n  position: absolute;\n  right: 0;\n  left: 0;\n  box-sizing: border-box;\n  height: 1px;\n  border-top: 1px dashed #bdbdbd;\n}\n.x6-widget-selection {\n  position: absolute;\n  display: none;\n  width: 0;\n  height: 0;\n  touch-action: none;\n}\n.x6-widget-selection-rubberband {\n  display: block;\n  overflow: visible;\n  opacity: 0.3;\n}\n.x6-widget-selection-selected {\n  display: block;\n}\n.x6-widget-selection-box {\n  cursor: move;\n}\n.x6-widget-selection-inner[data-selection-length='0'],\n.x6-widget-selection-inner[data-selection-length='1'] {\n  display: none;\n}\n.x6-widget-selection-content {\n  position: absolute;\n  top: 100%;\n  right: -20px;\n  left: -20px;\n  margin-top: 30px;\n  padding: 6px;\n  line-height: 14px;\n  text-align: center;\n  border-radius: 6px;\n}\n.x6-widget-selection-content:empty {\n  display: none;\n}\n.x6-widget-selection-rubberband {\n  background-color: #3498db;\n  border: 2px solid #2980b9;\n}\n.x6-widget-selection-box {\n  box-sizing: content-box !important;\n  margin-top: -4px;\n  margin-left: -4px;\n  padding-right: 4px;\n  padding-bottom: 4px;\n  border: 2px dashed #feb663;\n  box-shadow: 2px 2px 5px #d3d3d3;\n}\n.x6-widget-selection-inner {\n  box-sizing: content-box !important;\n  margin-top: -8px;\n  margin-left: -8px;\n  padding-right: 12px;\n  padding-bottom: 12px;\n  border: 2px solid #feb663;\n  box-shadow: 2px 2px 5px #d3d3d3;\n}\n.x6-widget-selection-content {\n  color: #fff;\n  font-size: 10px;\n  background-color: #6a6b8a;\n}\n.x6-widget-snapline {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n  pointer-events: none;\n}\n.x6-widget-snapline-vertical,\n.x6-widget-snapline-horizontal {\n  position: absolute;\n  opacity: 1;\n  pointer-events: none;\n}\n.x6-widget-snapline-horizontal {\n  border-bottom: 1px solid #2ecc71;\n}\n.x6-widget-snapline-vertical {\n  border-right: 1px solid #2ecc71;\n}\n.x6-widget-stencil {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n}\n.x6-widget-stencil::after {\n  position: absolute;\n  top: 0;\n  display: block;\n  width: 100%;\n  height: 20px;\n  padding: 8px 0;\n  line-height: 20px;\n  text-align: center;\n  opacity: 0;\n  transition: top 0.1s linear, opacity 0.1s linear;\n  content: ' ';\n  pointer-events: none;\n}\n.x6-widget-stencil-content {\n  position: absolute;\n  top: 0;\n  right: 0;\n  bottom: 0;\n  left: 0;\n  height: auto;\n  overflow-x: hidden;\n  overflow-y: auto;\n}\n.x6-widget-stencil .x6-node [magnet]:not([magnet='passive']) {\n  pointer-events: none;\n}\n.x6-widget-stencil-group {\n  padding: 0;\n  padding-bottom: 8px;\n  overflow: hidden;\n  user-select: none;\n}\n.x6-widget-stencil-group.collapsed {\n  height: auto;\n  padding-bottom: 0;\n}\n.x6-widget-stencil-group-title {\n  position: relative;\n  margin-top: 0;\n  margin-bottom: 0;\n  padding: 4px;\n  cursor: pointer;\n}\n.x6-widget-stencil-title,\n.x6-widget-stencil-group > .x6-widget-stencil-group-title {\n  overflow: hidden;\n  white-space: nowrap;\n  text-overflow: ellipsis;\n  user-select: none;\n}\n.x6-widget-stencil .unmatched {\n  opacity: 0.3;\n}\n.x6-widget-stencil .x6-node.unmatched {\n  display: none;\n}\n.x6-widget-stencil-group.unmatched {\n  display: none;\n}\n.x6-widget-stencil-search-text {\n  position: relative;\n  z-index: 1;\n  box-sizing: border-box;\n  width: 100%;\n  height: 30px;\n  max-height: 30px;\n  line-height: 30px;\n  outline: 0;\n}\n.x6-widget-stencil.not-found::after {\n  opacity: 1;\n  content: attr(data-not-found-text);\n}\n.x6-widget-stencil.not-found.searchable::after {\n  top: 30px;\n}\n.x6-widget-stencil.not-found.searchable.collapsable::after {\n  top: 50px;\n}\n.x6-widget-stencil {\n  color: #333;\n  background: #f5f5f5;\n}\n.x6-widget-stencil-content {\n  position: absolute;\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-content {\n  top: 32px;\n}\n.x6-widget-stencil.searchable > .x6-widget-stencil-content {\n  top: 80px;\n}\n.x6-widget-stencil.not-found::after {\n  position: absolute;\n}\n.x6-widget-stencil.not-found.searchable.collapsable::after {\n  top: 80px;\n}\n.x6-widget-stencil.not-found.searchable::after {\n  top: 60px;\n}\n.x6-widget-stencil-group {\n  height: auto;\n  margin-bottom: 1px;\n  padding: 0;\n  transition: none;\n}\n.x6-widget-stencil-group .x6-graph {\n  background: transparent;\n  box-shadow: none;\n}\n.x6-widget-stencil-group.collapsed {\n  height: auto;\n  max-height: 31px;\n}\n.x6-widget-stencil-title,\n.x6-widget-stencil-group > .x6-widget-stencil-group-title {\n  position: relative;\n  left: 0;\n  box-sizing: border-box;\n  width: 100%;\n  height: 32px;\n  padding: 0 5px 0 8px;\n  color: #666;\n  font-weight: 700;\n  font-size: 12px;\n  line-height: 32px;\n  cursor: default;\n  transition: all 0.3;\n}\n.x6-widget-stencil-title:hover,\n.x6-widget-stencil-group > .x6-widget-stencil-group-title:hover {\n  color: #444;\n}\n.x6-widget-stencil-title {\n  background: #e9e9e9;\n}\n.x6-widget-stencil-group > .x6-widget-stencil-group-title {\n  background: #ededed;\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-title,\n.x6-widget-stencil-group.collapsable > .x6-widget-stencil-group-title {\n  padding-left: 32px;\n  cursor: pointer;\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-title::before,\n.x6-widget-stencil-group.collapsable > .x6-widget-stencil-group-title::before {\n  position: absolute;\n  top: 6px;\n  left: 8px;\n  display: block;\n  width: 18px;\n  height: 18px;\n  margin: 0;\n  padding: 0;\n  background-color: transparent;\n  background-repeat: no-repeat;\n  background-position: 0 0;\n  border: none;\n  content: ' ';\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-title::before,\n.x6-widget-stencil-group.collapsable > .x6-widget-stencil-group-title::before {\n  background-image: url('data:image/svg+xml;base64,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');\n  opacity: 0.4;\n  transition: all 0.3s;\n}\n.x6-widget-stencil.collapsable > .x6-widget-stencil-title:hover::before,\n.x6-widget-stencil-group.collapsable > .x6-widget-stencil-group-title:hover::before {\n  opacity: 0.6;\n}\n.x6-widget-stencil.collapsable.collapsed > .x6-widget-stencil-title::before,\n.x6-widget-stencil-group.collapsable.collapsed > .x6-widget-stencil-group-title::before {\n  background-image: url('data:image/svg+xml;base64,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');\n  opacity: 0.4;\n}\n.x6-widget-stencil.collapsable.collapsed > .x6-widget-stencil-title:hover::before,\n.x6-widget-stencil-group.collapsable.collapsed > .x6-widget-stencil-group-title:hover::before {\n  opacity: 0.6;\n}\n.x6-widget-stencil input[type='search'] {\n  -webkit-appearance: textfield;\n}\n.x6-widget-stencil input[type='search']::-webkit-search-cancel-button,\n.x6-widget-stencil input[type='search']::-webkit-search-decoration {\n  -webkit-appearance: none;\n}\n.x6-widget-stencil-search-text {\n  display: block;\n  width: 90%;\n  margin: 8px 5%;\n  padding-left: 8px;\n  color: #333;\n  background: #fff;\n  border: 1px solid #e9e9e9;\n  border-radius: 12px;\n  outline: 0;\n}\n.x6-widget-stencil-search-text:focus {\n  outline: 0;\n}\n.x6-widget-stencil::after {\n  color: #808080;\n  font-weight: 600;\n  font-size: 12px;\n  background: 0 0;\n}\n.x6-widget-transform {\n  position: absolute;\n  box-sizing: content-box !important;\n  margin: -5px 0 0 -5px;\n  padding: 4px;\n  border: 1px dashed #000;\n  border-radius: 5px;\n  user-select: none;\n  pointer-events: none;\n}\n.x6-widget-transform > div {\n  position: absolute;\n  box-sizing: border-box;\n  background-color: #fff;\n  border: 1px solid #000;\n  transition: background-color 0.2s;\n  pointer-events: auto;\n  -webkit-user-drag: none;\n  user-drag: none;\n  /* stylelint-disable-line */\n}\n.x6-widget-transform > div:hover {\n  background-color: #d3d3d3;\n}\n.x6-widget-transform-cursor-n {\n  cursor: n-resize;\n}\n.x6-widget-transform-cursor-s {\n  cursor: s-resize;\n}\n.x6-widget-transform-cursor-e {\n  cursor: e-resize;\n}\n.x6-widget-transform-cursor-w {\n  cursor: w-resize;\n}\n.x6-widget-transform-cursor-ne {\n  cursor: ne-resize;\n}\n.x6-widget-transform-cursor-nw {\n  cursor: nw-resize;\n}\n.x6-widget-transform-cursor-se {\n  cursor: se-resize;\n}\n.x6-widget-transform-cursor-sw {\n  cursor: sw-resize;\n}\n.x6-widget-transform-resize {\n  width: 10px;\n  height: 10px;\n  border-radius: 6px;\n}\n.x6-widget-transform-resize[data-position='top-left'] {\n  top: -5px;\n  left: -5px;\n}\n.x6-widget-transform-resize[data-position='top-right'] {\n  top: -5px;\n  right: -5px;\n}\n.x6-widget-transform-resize[data-position='bottom-left'] {\n  bottom: -5px;\n  left: -5px;\n}\n.x6-widget-transform-resize[data-position='bottom-right'] {\n  right: -5px;\n  bottom: -5px;\n}\n.x6-widget-transform-resize[data-position='top'] {\n  top: -5px;\n  left: 50%;\n  margin-left: -5px;\n}\n.x6-widget-transform-resize[data-position='bottom'] {\n  bottom: -5px;\n  left: 50%;\n  margin-left: -5px;\n}\n.x6-widget-transform-resize[data-position='left'] {\n  top: 50%;\n  left: -5px;\n  margin-top: -5px;\n}\n.x6-widget-transform-resize[data-position='right'] {\n  top: 50%;\n  right: -5px;\n  margin-top: -5px;\n}\n.x6-widget-transform.prevent-aspect-ratio .x6-widget-transform-resize[data-position='top'],\n.x6-widget-transform.prevent-aspect-ratio .x6-widget-transform-resize[data-position='bottom'],\n.x6-widget-transform.prevent-aspect-ratio .x6-widget-transform-resize[data-position='left'],\n.x6-widget-transform.prevent-aspect-ratio .x6-widget-transform-resize[data-position='right'] {\n  display: none;\n}\n.x6-widget-transform.no-orth-resize .x6-widget-transform-resize[data-position='bottom'],\n.x6-widget-transform.no-orth-resize .x6-widget-transform-resize[data-position='left'],\n.x6-widget-transform.no-orth-resize .x6-widget-transform-resize[data-position='right'],\n.x6-widget-transform.no-orth-resize .x6-widget-transform-resize[data-position='top'] {\n  display: none;\n}\n.x6-widget-transform.no-resize .x6-widget-transform-resize {\n  display: none;\n}\n.x6-widget-transform-rotate {\n  top: -20px;\n  left: -20px;\n  width: 12px;\n  height: 12px;\n  border-radius: 6px;\n  cursor: crosshair;\n}\n.x6-widget-transform.no-rotate .x6-widget-transform-rotate {\n  display: none;\n}\n.x6-widget-transform-active {\n  border-color: transparent;\n  pointer-events: all;\n}\n.x6-widget-transform-active > div {\n  display: none;\n}\n.x6-widget-transform-active > .x6-widget-transform-active-handle {\n  display: block;\n  background-color: #808080;\n}\n.x6-widget-knob {\n  position: absolute;\n  box-sizing: border-box;\n  width: 16px;\n  height: 16px;\n  margin-top: -8px;\n  margin-left: -8px;\n  cursor: pointer;\n  user-select: none;\n}\n.x6-widget-knob::before,\n.x6-widget-knob::after {\n  position: absolute;\n  transform: rotate(45deg);\n  content: '';\n}\n.x6-widget-knob::before {\n  top: 4px;\n  left: 4px;\n  box-sizing: border-box;\n  width: 8px;\n  height: 8px;\n  background-color: #fff;\n}\n.x6-widget-knob::after {\n  top: 5px;\n  left: 5px;\n  box-sizing: border-box;\n  width: 6px;\n  height: 6px;\n  background-color: #fca000;\n}\n.x6-graph-print {\n  position: relative;\n}\n.x6-graph-print .x6-graph-print-ready {\n  display: none;\n}\n.x6-graph-print .x6-graph-print-preview {\n  overflow: hidden !important;\n  background: #fff !important;\n}\n@media print {\n  html,\n  html > body.x6-graph-printing {\n    position: relative !important;\n    width: 100% !important;\n    height: 100% !important;\n    margin: 0 !important;\n    padding: 0 !important;\n  }\n  html > body.x6-graph-printing > * {\n    display: none !important;\n  }\n  html > body.x6-graph-printing > .x6-graph-print {\n    display: block !important;\n  }\n  .x6-graph-print {\n    top: 0 !important;\n    left: 0 !important;\n    margin: 0 !important;\n    padding: 0 !important;\n    overflow: hidden !important;\n    page-break-after: always;\n    background: #fff !important;\n  }\n  .x6-graph-print .x6-graph-print-ready {\n    display: none;\n  }\n}\n.x6-cell-tool-editor {\n  position: relative;\n  display: inline-block;\n  min-height: 1em;\n  margin: 0;\n  padding: 0;\n  line-height: 1;\n  white-space: normal;\n  text-align: center;\n  vertical-align: top;\n  overflow-wrap: normal;\n  outline: none;\n  transform-origin: 0 0;\n  -webkit-user-drag: none;\n}\n.x6-edge-tool-editor {\n  border: 1px solid #275fc5;\n  border-radius: 2px;\n}\n",Lr=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Fr=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"init",value:function(){Or["a"].autoInsertCSS&&n.ensure()}},{key:"dispose",value:function(){n.clean()}}]),n}(Mr);Lr([Fr.dispose()],Fr.prototype,"dispose",null),function(e){var t,n=0;function r(){if(n+=1,!(n>1)&&!O["h"].isApplyingHMR()){t=document.createElement("style"),t.setAttribute("type","text/css"),t.textContent=jr;var e=document.querySelector("head");e&&e.insertBefore(t,e.firstChild)}}function i(){n-=1,n>0||(t&&t.parentNode&&t.parentNode.removeChild(t),t=null)}e.ensure=r,e.clean=i}(Fr||(Fr={}));var Rr,Br=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},zr=function(){function e(){f(this,e)}return g(e,[{key:"handleClassName",get:function(){return Rr.handle}},{key:"pie",get:function(){return Object.assign(Object.assign({},e.defaultPieOptions),this.handleOptions.pie)}},{key:"initHandles",value:function(){var e,t=this;if(this.handles=[],this.handleOptions.handles&&this.handleOptions.handles.forEach((function(e){return t.addHandle(e)})),"pie"===this.handleOptions.type){if(this.pie.toggles){var n=Rr.pieToggle;this.$pieToggles={},this.pie.toggles.forEach((function(e){var r=t.$("<div/>");t.applyAttrs(r,e.attrs),r.addClass(n).addClass("".concat(n,"-pos-").concat(e.position||"e")).attr("data-name",e.name).appendTo(t.container),t.$pieToggles[e.name]=r}))}this.setPieIcons()}if(this.$handleContainer){var r=this.handleOptions.type||"surround";this.$handleContainer.addClass(Rr.wrap).addClass(Rr.animate).addClass("".concat(Rr.handle,"-").concat(r))}this.delegateEvents((e={},s(e,"mousedown .".concat(Rr.handle),"onHandleMouseDown"),s(e,"touchstart .".concat(Rr.handle),"onHandleMouseDown"),s(e,"mousedown .".concat(Rr.pieToggle),"onPieToggleMouseDown"),s(e,"touchstart .".concat(Rr.pieToggle),"onPieToggleMouseDown"),e))}},{key:"onHandleMouseDown",value:function(e){var t=this.$(e.currentTarget).closest(".".concat(Rr.handle)).attr("data-action");t&&(e.preventDefault(),e.stopPropagation(),this.setEventData(e,{action:t,clientX:e.clientX,clientY:e.clientY,startX:e.clientX,startY:e.clientY}),"mousedown"===e.type&&2===e.button?this.triggerHandleAction(t,"contextmenu",e):(this.triggerHandleAction(t,"mousedown",e),this.delegateDocumentEvents({mousemove:"onHandleMouseMove",touchmove:"onHandleMouseMove",mouseup:"onHandleMouseUp",touchend:"onHandleMouseUp",touchcancel:"onHandleMouseUp"},e.data)))}},{key:"onHandleMouseMove",value:function(e){var t=this.getEventData(e),n=t.action;n&&this.triggerHandleAction(n,"mousemove",e)}},{key:"onHandleMouseUp",value:function(e){var t=this.getEventData(e),n=t.action;n&&(this.triggerHandleAction(n,"mouseup",e),this.undelegateDocumentEvents())}},{key:"triggerHandleAction",value:function(e,t,n,r){n.preventDefault(),n.stopPropagation();var i=this.normalizeEvent(n),o=this.getEventData(i),a=this.graph.snapToGrid(i.clientX,i.clientY),s=this.graph.snapToGrid(o.clientX,o.clientY),l=a.x-s.x,u=a.y-s.y;this.trigger("action:".concat(e,":").concat(t),Object.assign({e:i,dx:l,dy:u,x:a.x,y:a.y,offsetX:n.clientX-o.startX,offsetY:n.clientY-o.startY},r)),o.clientX=n.clientX,o.clientY=n.clientY}},{key:"onPieToggleMouseDown",value:function(e){e.stopPropagation();var t=this.$(e.target).closest(".".concat(Rr.pieToggle)).attr("data-name");this.isOpen(t)||this.isOpen()&&this.toggleState(),this.toggleState(t)}},{key:"setPieIcons",value:function(){var e=this;"pie"===this.handleOptions.type&&this.$handleContainer.find(".".concat(Rr.handle)).each((function(t,n){var r=e.$(n),i=r.attr("data-action"),o=Rr.pieSlice,a=e.getHandle(i);if(!a||!a.icon){var s=window.getComputedStyle(n,":before").getPropertyValue("content");if(s&&"none"!==s){var l=r.find(".".concat(o,"-txt"));l.length&&O["m"].create(l[0]).text(s.replace(/['"]/g,""))}var u=r.css("background-image");if(u){var c=u.match(/url\(['"]?([^'"]+)['"]?\)/);if(c){var h=c[1],d=r.find(".".concat(o,"-img"));d.length>0&&O["m"].create(d[0]).attr("xlink:href",h)}}}}))}},{key:"getHandleIdx",value:function(e){return this.handles.findIndex((function(t){return t.name===e}))}},{key:"hasHandle",value:function(e){return this.getHandleIdx(e)>=0}},{key:"getHandle",value:function(e){return this.handles.find((function(t){return t.name===e}))}},{key:"renderHandle",value:function(e){var t=this.$("<div/>").addClass("".concat(Rr.handle," ").concat(Rr.handle,"-").concat(e.name)).attr("data-action",e.name).prop("draggable",!1);if("pie"===this.handleOptions.type){var n=this.getHandleIdx(e.name),r=this.pie,i=r.outerRadius,o=r.innerRadius,a=(i+o)/2,s=new K["f"](i,i),l=K["a"].toRad(r.sliceAngle),u=n*l+K["a"].toRad(r.startAngle),c=u+l,h=O["c"].createSlicePathData(o,i,u,c),d=O["m"].create("svg").addClass("".concat(Rr.pieSlice,"-svg")),f=O["m"].create("path").addClass(Rr.pieSlice).attr("d",h).translate(i,i),g=K["f"].fromPolar(a,-u-l/2,s).toJSON(),p=r.iconSize,v=O["m"].create("image").attr(g).addClass("".concat(Rr.pieSlice,"-img"));g.y=g.y+p-2;var y=O["m"].create("text",{"font-size":p}).attr(g).addClass("".concat(Rr.pieSlice,"-txt"));v.attr({width:p,height:p}),v.translate(-p/2,-p/2),y.translate(-p/2,-p/2),d.append([f,v,y]),t.append(d.node)}else t.addClass("".concat(Rr.handle,"-pos-").concat(e.position)),e.content&&("string"===typeof e.content?t.html(e.content):t.append(e.content));return this.updateHandleIcon(t,e.icon),this.applyAttrs(t,e.attrs),t}},{key:"addHandle",value:function(e){var t=this;if(!this.hasHandle(e.name)){this.handles.push(e);var n=e.events;n&&Object.keys(n).forEach((function(r){var i=n[r],o="action:".concat(e.name,":").concat(r);"string"===typeof i?t.on(o,t[i],t):t.on(o,i)})),this.$handleContainer&&this.$handleContainer.append(this.renderHandle(e))}return this}},{key:"addHandles",value:function(e){var t=this;return e.forEach((function(e){return t.addHandle(e)})),this}},{key:"removeHandles",value:function(){while(this.handles.length)this.removeHandle(this.handles[0].name);return this}},{key:"removeHandle",value:function(e){var t=this,n=this.getHandleIdx(e),r=this.handles[n];return r&&(r.events&&Object.keys(r.events).forEach((function(n){t.off("action:".concat(e,":").concat(n))})),this.getHandleElem(e).remove(),this.handles.splice(n,1)),this}},{key:"changeHandle",value:function(e,t){var n=this.getHandle(e);return n&&(this.removeHandle(e),this.addHandle(Object.assign(Object.assign({},n),t))),this}},{key:"toggleHandle",value:function(e,t){var n=this.getHandle(e);if(n){var r=this.getHandleElem(e),i="".concat(Rr.handle,"-selected");void 0===t&&(t=!r.hasClass(i)),r.toggleClass(i,t);var o=t?n.iconSelected:n.icon;o&&this.updateHandleIcon(r,o)}return this}},{key:"selectHandle",value:function(e){return this.toggleHandle(e,!0)}},{key:"deselectHandle",value:function(e){return this.toggleHandle(e,!1)}},{key:"deselectAllHandles",value:function(){var e=this;return this.handles.forEach((function(t){return e.deselectHandle(t.name)})),this}},{key:"getHandleElem",value:function(e){return this.$handleContainer.find(".".concat(Rr.handle,"-").concat(e))}},{key:"updateHandleIcon",value:function(e,t){if("pie"===this.handleOptions.type){var n=e.find(".".concat(Rr.pieSliceImg));this.$(n[0]).attr("xlink:href",t||"")}else e.css("background-image",t?"url(".concat(t,")"):"")}},{key:"isRendered",value:function(){return null!=this.$handleContainer}},{key:"isOpen",value:function(e){return!!this.isRendered()&&(e?this.$pieToggles[e].hasClass(Rr.pieToggleOpened):this.$handleContainer.hasClass("".concat(Rr.pieOpended)))}},{key:"toggleState",value:function(e){var t=this;if(this.isRendered()){var n=this.$handleContainer;if(Object.keys(this.$pieToggles).forEach((function(e){var n=t.$pieToggles[e];n.removeClass(Rr.pieToggleOpened)})),this.isOpen())this.trigger("pie:close",{name:e}),n.removeClass(Rr.pieOpended);else{if(this.trigger("pie:open",{name:e}),e){var r=this.pie.toggles,i=r&&r.find((function(t){return t.name===e}));i&&n.attr({"data-pie-toggle-name":i.name,"data-pie-toggle-position":i.position}),this.$pieToggles[e].addClass(Rr.pieToggleOpened)}n.addClass(Rr.pieOpended)}}}},{key:"applyAttrs",value:function(e,t){if(t){var n=tr["a"].$(e);Object.keys(t).forEach((function(e){var r=n.find(e).addBack().filter(e),i=t[e],o=i.class,a=Br(i,["class"]);o&&r.addClass(o),r.attr(a)}))}}}]),e}();(function(e){e.defaultPieOptions={innerRadius:20,outerRadius:50,sliceAngle:45,startAngle:0,iconSize:14,toggles:[{name:"default",position:"e"}]}})(zr||(zr={})),function(e){e.handle=tr["a"].prototype.prefixClassName("widget-handle"),e.wrap="".concat(e.handle,"-wrap"),e.animate="".concat(e.handle,"-animate"),e.pieOpended="".concat(e.handle,"-pie-opened"),e.pieToggle="".concat(e.handle,"-pie-toggle"),e.pieToggleOpened="".concat(e.handle,"-pie-toggle-opened"),e.pieSlice="".concat(e.handle,"-pie-slice"),e.pieSliceImg="".concat(e.handle,"-pie-slice-img")}(Rr||(Rr={}));var Ir=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Vr=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},_r=function(e){u(n,e);var t=c(n);function n(e){var r;f(this,n),r=t.call(this);var i=e,o=i.view,s=i.cell,l=i.node,u=i.edge,c=i.graph,h=Vr(i,["view","cell","node","edge","graph"]);o?(r.view=o,r.cell=o.cell,r.graph=o.graph,r.model=r.graph.model):(s||u||l)&&c&&(r.cell=l||u||s,r.view=c.renderer.findViewByCell(r.cell),r.graph=c,r.model=r.graph.model);var d=r.constructor;return!1!==e.clearAll&&d.removeInstances(r.graph),d.register(a(r)),r.init(h),r}return g(n,[{key:"init",value:function(e){}},{key:"render",value:function(){return this}},{key:"startListening",value:function(){!1!==this.options.clearOnBlankMouseDown&&this.graph.on("blank:mousedown",this.remove,this)}},{key:"stopListening",value:function(){!1!==this.options.clearOnBlankMouseDown&&this.graph.off("blank:mousedown",this.remove,this)}},{key:"remove",value:function(){this.stopListening();var e=this.constructor;return e.unregister(this),i(o(n.prototype),"remove",this).call(this)}},{key:"dispose",value:function(){this.remove()}}],[{key:"ensureCache",value:function(){return this.instanceCache.has(this)||this.instanceCache.set(this,{}),this.instanceCache.get(this)}},{key:"register",value:function(e,t){null==t&&(t=e.graph);var n=this.ensureCache(),r=n[t.view.cid];null==r&&(r=n[t.view.cid]={}),r[e.cid]=e}},{key:"unregister",value:function(e,t){null==t&&(t=e.graph);var n=this.ensureCache();n[t.view.cid]&&delete n[t.view.cid][e.cid]}},{key:"removeInstances",value:function(e){var t=this.ensureCache(),n=t[e.view.cid];n&&Object.keys(n).forEach((function(e){var t=n[e];t&&t.remove()}))}},{key:"getInstances",value:function(e){var t=this.ensureCache();return t[e.view.cid]||{}}}]),n}(tr["a"]);_r.instanceCache=new WeakMap,Ir([tr["a"].dispose()],_r.prototype,"dispose",null);var Gr,Hr=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"node",get:function(){return this.cell}},{key:"metadata",get:function(){var e=this.cell.prop("knob");return Array.isArray(e)?null!=this.options.index?e[this.options.index]:null:e}},{key:"init",value:function(e){this.options=Object.assign({},e),this.render(),this.startListening()}},{key:"startListening",value:function(){this.delegateEvents({mousedown:"onMouseDown",touchstart:"onMouseDown"}),this.model.on("*",this.update,this),this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this),this.model.on("reseted",this.remove,this),this.node.on("removed",this.remove,this),this.view.on("node:resize:mousedown",this.onTransform,this),this.view.on("node:rotate:mousedown",this.onTransform,this),this.view.on("node:resize:mouseup",this.onTransformed,this),this.view.on("node:rotate:mouseup",this.onTransformed,this),this.view.on("cell:knob:mousedown",this.onKnobMouseDown,this),this.view.on("cell:knob:mouseup",this.onKnobMouseUp,this),i(o(n.prototype),"startListening",this).call(this)}},{key:"stopListening",value:function(){this.undelegateEvents(),this.model.off("*",this.update,this),this.graph.off("scale",this.update,this),this.graph.off("translate",this.update,this),this.model.off("reseted",this.remove,this),this.node.off("removed",this.remove,this),this.view.off("node:resize:mousedown",this.onTransform,this),this.view.off("node:rotate:mousedown",this.onTransform,this),this.view.off("node:resize:mouseup",this.onTransformed,this),this.view.off("node:rotate:mouseup",this.onTransformed,this),this.view.off("cell:knob:mousedown",this.onKnobMouseDown,this),this.view.off("cell:knob:mouseup",this.onKnobMouseUp,this),i(o(n.prototype),"stopListening",this).call(this)}},{key:"render",value:function(){return this.container=document.createElement("div"),O["c"].addClass(this.container,this.prefixClassName("widget-knob")),this.options.className&&O["c"].addClass(this.container,this.options.className),this.view.addClass(Gr.KNOB),this.graph.container.appendChild(this.container),this.update(),this}},{key:"remove",value:function(){return this.view.removeClass(Gr.KNOB),i(o(n.prototype),"remove",this).call(this)}},{key:"update",value:function(){if(this.metadata){var e=this.metadata,t=e.update,n=e.position,r={knob:this,cell:this.cell,node:this.node};if(n){var i=n.call(this.graph,Object.assign({},r));if(i){var o=this.graph.matrix(),a=this.node.getBBox(),s=K["a"].normalize(this.node.getAngle()),l=K["f"].create(i);0!==s&&l.rotate(-s,{x:a.width/2,y:a.height/2}),l.translate(a).scale(o.a,o.d).translate(o.e,o.f),this.container.style.left="".concat(l.x,"px"),this.container.style.top="".concat(l.y,"px")}}t&&t.call(this.graph,Object.assign({},r))}}},{key:"hide",value:function(){this.container.style.display="none"}},{key:"show",value:function(){this.container.style.display=""}},{key:"onTransform",value:function(){this.hide()}},{key:"onTransformed",value:function(){this.show()}},{key:"onKnobMouseDown",value:function(e){var t=e.knob;this.cid!==t.cid&&this.hide()}},{key:"onKnobMouseUp",value:function(){this.show()}},{key:"notify",value:function(e,t){if(this.view){var n=this.view.normalizeEvent(t),r=this.graph.snapToGrid(n.clientX,n.clientY);this.view.notify("cell:".concat(e),{e:n,view:this.view,node:this.node,cell:this.cell,x:r.x,y:r.y,knob:this}),this.cell.isNode()?this.view.notify("node:".concat(e),{e:n,view:this.view,node:this.node,cell:this.cell,x:r.x,y:r.y,knob:this}):this.cell.isEdge()&&this.view.notify("edge:".concat(e),{e:n,view:this.view,edge:this.cell,cell:this.cell,x:r.x,y:r.y,knob:this})}}},{key:"onMouseDown",value:function(e){e.stopPropagation(),this.setEventData(e,{knobbing:!1,originX:e.clientX,originY:e.clientY,clientX:e.clientX,clientY:e.clientY}),this.graph.view.undelegateEvents(),this.delegateDocumentEvents(Gr.documentEvents,e.data),this.metadata&&this.metadata.onMouseDown&&this.metadata.onMouseDown.call(this.graph,{e:e,data:this.getEventData(e),knob:this,cell:this.cell,node:this.node}),this.notify("knob:mousedown",e)}},{key:"onMouseMove",value:function(e){var t=this.getEventData(e),n=this.graph.findViewByCell(this.node);if(t.knobbing||(t.knobbing=!0,n&&(n.addClass(Gr.KNOBBING),this.notify("knob",e)),this.model.startBatch("knob",{cid:this.cid})),t.clientX=e.clientX,t.clientY=e.clientY,this.metadata&&this.metadata.onMouseMove){var r=this.graph.matrix(),i=(e.clientX-t.originX)/r.a,o=(e.clientY-t.originY)/r.d,a=this.node.getAngle(),s=new K["f"](i,o).rotate(a);this.metadata.onMouseMove.call(this.graph,{e:e,data:t,deltaX:s.x,deltaY:s.y,knob:this,cell:this.cell,node:this.node})}this.notify("knobbing",e),this.notify("knob:mousemove",e)}},{key:"onMouseUp",value:function(e){this.undelegateDocumentEvents(),this.graph.view.delegateEvents();var t=this.getEventData(e),n=this.graph.findViewByCell(this.node);t.knobbing&&(n&&n.removeClass(Gr.KNOBBING),this.metadata&&this.metadata.onMouseUp&&this.metadata.onMouseUp.call(this.graph,{e:e,data:t,knob:this,cell:this.cell,node:this.node}),this.model.stopBatch("knob",{cid:this.cid}),this.notify("knobbed",e)),this.notify("knob:mouseup",e)}}]),n}(_r);(function(e){e.KNOB="has-widget-knob",e.KNOBBING="node-knobbing",e.documentEvents={mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp"}})(Gr||(Gr={}));var Ur,qr=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a};(function(e){e.root="widget-minimap",e.viewport="".concat(e.root,"-viewport"),e.zoom="".concat(e.viewport,"-zoom")})(Ur||(Ur={}));var $r,Wr=function(e){u(n,e);var t=c(n);function n(e){var r;f(this,n),r=t.call(this),r.options=Object.assign(Object.assign({},$r.defaultOptions),e),r.updateViewport=O["d"].debounce(r.updateViewport.bind(a(r)),0),r.container=document.createElement("div"),r.$container=r.$(r.container).addClass(r.prefixClassName(Ur.root));var i=document.createElement("div");r.container.appendChild(i),r.$viewport=r.$("<div>").addClass(r.prefixClassName(Ur.viewport)),r.options.scalable&&(r.zoomHandle=r.$("<div>").addClass(r.prefixClassName(Ur.zoom)).appendTo(r.$viewport).get(0)),r.$container.append(r.$viewport).css({width:r.options.width,height:r.options.height,padding:r.options.padding}),r.options.container&&r.options.container.appendChild(r.container),r.sourceGraph=r.graph;var o=Object.assign(Object.assign({},r.options.graphOptions),{container:i,model:r.sourceGraph.model,frozen:!0,async:r.sourceGraph.isAsync(),interacting:!1,grid:!1,background:!1,rotating:!1,resizing:!1,embedding:!1,selecting:!1,snapline:!1,clipboard:!1,history:!1,scroller:!1});return r.targetGraph=r.options.createGraph?r.options.createGraph(o):new io(o),r.targetGraph.renderer.unfreeze(),r.updatePaper(r.sourceGraph.options.width,r.sourceGraph.options.height),r.startListening(),r}return g(n,[{key:"graph",get:function(){return this.options.graph}},{key:"scroller",get:function(){return this.graph.scroller.widget}},{key:"graphContainer",get:function(){return this.scroller?this.scroller.container:this.graph.container}},{key:"$graphContainer",get:function(){return this.scroller?this.scroller.$container:this.$(this.graph.container)}},{key:"startListening",value:function(){var e;this.scroller?this.$graphContainer.on("scroll".concat(this.getEventNamespace()),this.updateViewport):this.sourceGraph.on("translate",this.updateViewport,this),this.sourceGraph.on("resize",this.updatePaper,this),this.delegateEvents((e={mousedown:"startAction",touchstart:"startAction"},s(e,"mousedown .".concat(this.prefixClassName("graph")),"scrollTo"),s(e,"touchstart .".concat(this.prefixClassName("graph")),"scrollTo"),e))}},{key:"stopListening",value:function(){this.scroller?this.$graphContainer.off(this.getEventNamespace()):this.sourceGraph.off("translate",this.updateViewport,this),this.sourceGraph.off("resize",this.updatePaper,this),this.undelegateEvents()}},{key:"onRemove",value:function(){this.targetGraph.view.remove(),this.stopListening(),this.targetGraph.dispose()}},{key:"updatePaper",value:function(e,t){var n,r;"object"===p(e)?(n=e.width,r=e.height):(n=e,r=t);var i=this.sourceGraph.options,o=this.sourceGraph.transform.getScale(),a=this.options.width-2*this.options.padding,s=this.options.height-2*this.options.padding;n/=o.sx,r/=o.sy,this.ratio=Math.min(a/n,s/r);var l=this.ratio,u=i.x*l/o.sx,c=i.y*l/o.sy;return n*=l,r*=l,this.targetGraph.resizeGraph(n,r),this.targetGraph.translate(u,c),this.targetGraph.scale(l,l),this.updateViewport(),this}},{key:"updateViewport",value:function(){var e=this.ratio,t=this.sourceGraph.transform.getScale(),n=null;if(this.scroller)n=this.scroller.clientToLocalPoint(0,0);else{var r=this.sourceGraph.matrix();n=new K["f"](-r.e/r.a,-r.f/r.d)}var i=this.$(this.targetGraph.container).position(),o=this.targetGraph.translate();o.ty=o.ty||0,this.geometry={top:i.top+n.y*e+o.ty,left:i.left+n.x*e+o.tx,width:this.$graphContainer.innerWidth()*e/t.sx,height:this.$graphContainer.innerHeight()*e/t.sy},this.$viewport.css(this.geometry)}},{key:"startAction",value:function(e){var t=this.normalizeEvent(e),n=t.target===this.zoomHandle?"zooming":"panning",r=this.sourceGraph.translate(),i=r.tx,o=r.ty,a={action:n,clientX:t.clientX,clientY:t.clientY,scrollLeft:this.graphContainer.scrollLeft,scrollTop:this.graphContainer.scrollTop,zoom:this.sourceGraph.zoom(),scale:this.sourceGraph.transform.getScale(),geometry:this.geometry,translateX:i,translateY:o};this.delegateDocumentEvents($r.documentEvents,a)}},{key:"doAction",value:function(e){var t=this,n=this.normalizeEvent(e),r=n.clientX,i=n.clientY,o=n.data;switch(o.action){case"panning":var a=this.sourceGraph.transform.getScale(),s=(r-o.clientX)*a.sx,l=(i-o.clientY)*a.sy;this.scroller?(this.graphContainer.scrollLeft=o.scrollLeft+s/this.ratio,this.graphContainer.scrollTop=o.scrollTop+l/this.ratio):this.sourceGraph.translate(o.translateX-s/this.ratio,o.translateY-l/this.ratio);break;case"zooming":var u=o.scale,c=o.geometry,h=1+(o.clientX-r)/c.width/u.sx;o.frameId&&cancelAnimationFrame(o.frameId),o.frameId=requestAnimationFrame((function(){t.sourceGraph.zoom(h*o.zoom,{absolute:!0,minScale:t.options.minScale,maxScale:t.options.maxScale})}));break;default:break}}},{key:"stopAction",value:function(){this.undelegateDocumentEvents()}},{key:"scrollTo",value:function(e){var t,n,r=this.normalizeEvent(e),i=this.targetGraph.translate();if(i.ty=i.ty||0,null==r.offsetX){var o=this.$(this.targetGraph.container).offset();t=r.pageX-o.left,n=r.pageY-o.top}else t=r.offsetX,n=r.offsetY;var a=(t-i.tx)/this.ratio,s=(n-i.ty)/this.ratio;this.sourceGraph.centerPoint(a,s)}},{key:"dispose",value:function(){this.remove()}}]),n}(tr["a"]);qr([tr["a"].dispose()],Wr.prototype,"dispose",null),function(e){e.defaultOptions={width:300,height:200,padding:10,scalable:!0,minScale:.01,maxScale:16,graphOptions:{},createGraph:function(e){return new io(e)}},e.documentEvents={mousemove:"doAction",touchmove:"doAction",mouseup:"stopAction",touchend:"stopAction"}}($r||($r={}));var Xr=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Yr=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},Jr=function(e){u(n,e);var t=c(n);function n(e){var r;f(this,n),r=t.call(this);var i=e.graph,o=Yr(e,["graph"]);return r.graph=i,r.options=Object.assign({tolerance:10},o),r.render(),r.parseFilter(),r.disabled||r.startListening(),r}return g(n,[{key:"model",get:function(){return this.graph.model}},{key:"containerClassName",get:function(){return this.prefixClassName("widget-snapline")}},{key:"verticalClassName",get:function(){return"".concat(this.containerClassName,"-vertical")}},{key:"horizontalClassName",get:function(){return"".concat(this.containerClassName,"-horizontal")}},{key:"disabled",get:function(){return!0!==this.options.enabled||!0!==this.graph.options.snapline.enabled}},{key:"enable",value:function(){this.disabled&&(this.options.enabled=!0,this.graph.options.snapline.enabled=!0,this.startListening())}},{key:"disable",value:function(){this.disabled||(this.options.enabled=!1,this.graph.options.snapline.enabled=!1,this.stopListening())}},{key:"setFilter",value:function(e){this.options.filter=e,this.parseFilter()}},{key:"render",value:function(){this.container=document.createElement("div"),this.$container=this.$(this.container),this.$horizontal=this.$(document.createElement("div")).addClass(this.horizontalClassName),this.$vertical=this.$(document.createElement("div")).addClass(this.verticalClassName),this.$container.hide().addClass(this.containerClassName).append([this.$horizontal,this.$vertical]),this.options.className&&this.$container.addClass(this.options.className)}},{key:"startListening",value:function(){this.stopListening(),this.graph.on("node:mousedown",this.captureCursorOffset,this),this.graph.on("node:mousemove",this.snapOnMoving,this),this.model.on("batch:stop",this.onBatchStop,this),this.delegateDocumentEvents({mouseup:"hide",touchend:"hide"})}},{key:"stopListening",value:function(){this.graph.off("node:mousedown",this.captureCursorOffset,this),this.graph.off("node:mousemove",this.snapOnMoving,this),this.model.off("batch:stop",this.onBatchStop,this),this.undelegateDocumentEvents()}},{key:"parseFilter",value:function(){var e=this;this.filterShapes={},this.filterCells={},this.filterFunction=null;var t=this.options.filter;Array.isArray(t)?t.forEach((function(t){"string"===typeof t?e.filterShapes[t]=!0:e.filterCells[t.id]=!0})):"function"===typeof t&&(this.filterFunction=t)}},{key:"onBatchStop",value:function(e){var t=e.name,n=e.data;"resize"===t&&this.snapOnResizing(n.cell,n)}},{key:"captureCursorOffset",value:function(e){var t=e.view,n=e.x,r=e.y,i=t.getDelegatedView();if(i&&this.isNodeMovable(i)){var o=t.cell.getPosition();this.offset={x:n-o.x,y:r-o.y}}}},{key:"isNodeMovable",value:function(e){return e&&e.cell.isNode()&&e.can("nodeMovable")}},{key:"snapOnResizing",value:function(e,t){var n=this;if(this.options.resizing&&!t.snapped&&t.ui&&t.direction&&t.trueDirection){var r=this.graph.renderer.findViewByCell(e);if(r&&r.cell.isNode()){var i,o,a,s,l,u,c=e.getBBox(),h=c.bbox(e.getAngle()),d=h.getTopLeft(),f=h.getBottomRight(),g=K["a"].normalize(e.getAngle()),p=this.options.tolerance||0,v={vertical:0,horizontal:0},y=t.direction,m=t.trueDirection,b=t.relativeDirection;-1!==m.indexOf("right")?v.vertical=f.x:v.vertical=d.x,-1!==m.indexOf("bottom")?v.horizontal=f.y:v.horizontal=d.y,this.model.getNodes().some((function(t){if(n.isIgnored(e,t))return!1;var r=t.getBBox().bbox(t.getAngle()),c=r.getTopLeft(),d=r.getBottomRight(),g={vertical:[c.x,d.x],horizontal:[c.y,d.y]},y={};return Object.keys(g).forEach((function(e){var t=e,n=g[t].map((function(e){return{position:e,distance:Math.abs(e-v[t])}})).filter((function(e){return e.distance<=p}));y[t]=O["a"].sortBy(n,(function(e){return e.distance}))})),null==i&&y.vertical.length>0&&(i=y.vertical[0].position,o=Math.min(h.y,r.y),a=Math.max(f.y,d.y)-o),null==s&&y.horizontal.length>0&&(s=y.horizontal[0].position,l=Math.min(h.x,r.x),u=Math.max(f.x,d.x)-l),null!=i&&null!=s})),this.hide();var x=0,w=0;null==s&&null==i||(null!=i&&(x=-1!==m.indexOf("right")?i-f.x:d.x-i),null!=s&&(w=-1!==m.indexOf("bottom")?s-f.y:d.y-s));var C=0,k=0;if(g%90===0)90===g||270===g?(C=w,k=x):(C=x,k=w);else{var E=g>=0&&g<90?1:g>=90&&g<180?4:g>=180&&g<270?3:2;null!=s&&null!=i&&(x<w?(w=0,s=void 0):(x=0,i=void 0));var S=K["a"].toRad(g%90);x&&(C=3===E?x/Math.cos(S):x/Math.sin(S)),w&&(k=3===E?w/Math.cos(S):w/Math.sin(S));var A=1===E||3===E;switch(b){case"top":case"bottom":k=w?w/(A?Math.cos(S):Math.sin(S)):x/(A?Math.sin(S):Math.cos(S));break;case"left":case"right":C=x?x/(A?Math.cos(S):Math.sin(S)):w/(A?Math.sin(S):Math.cos(S));break;default:break}}switch(b){case"top":case"bottom":C=0;break;case"left":case"right":k=0;break;default:break}var M=this.graph.getGridSize(),P=Math.max(c.width+C,M),T=Math.max(c.height+k,M);t.minWidth&&t.minWidth>M&&(P=Math.max(P,t.minWidth)),t.minHeight&&t.minHeight>M&&(T=Math.max(T,t.minHeight)),t.maxWidth&&(P=Math.min(P,t.maxWidth)),t.maxHeight&&(T=Math.min(T,t.maxHeight)),t.preserveAspectRatio&&(k<C?T=P*(c.height/c.width):P=T*(c.width/c.height)),P===c.width&&T===c.height||(e.resize(P,T,{direction:y,relativeDirection:b,trueDirection:m,snapped:!0,snaplines:this.cid,restrict:this.graph.hook.getRestrictArea(r)}),a&&(a+=T-c.height),u&&(u+=P-c.width));var D=e.getBBox().bbox(g);i&&Math.abs(D.x-i)>1&&Math.abs(D.width+D.x-i)>1&&(i=void 0),s&&Math.abs(D.y-s)>1&&Math.abs(D.height+D.y-s)>1&&(s=void 0),this.update({verticalLeft:i,verticalTop:o,verticalHeight:a,horizontalTop:s,horizontalLeft:l,horizontalWidth:u})}}}},{key:"snapOnMoving",value:function(e){var t=this,n=e.view,r=e.e,i=e.x,o=e.y,a=n.getEventData(r).delegatedView||n;if(this.isNodeMovable(a)){var s,l,u,c,h,d,f=a.cell,g=f.getSize(),p=f.getPosition(),v=new K["h"](i-this.offset.x,o-this.offset.y,g.width,g.height),y=f.getAngle(),m=v.getCenter(),b=v.bbox(y),x=b.getTopLeft(),w=b.getBottomRight(),C=this.options.tolerance||0,k=0,E=0;if(this.model.getNodes().some((function(e){if(t.isIgnored(f,e))return!1;var n=e.getBBox().bbox(e.getAngle()),r=n.getCenter(),i=n.getTopLeft(),o=n.getBottomRight();return null==s&&(Math.abs(r.x-m.x)<C?(s=r.x,k=.5):Math.abs(i.x-x.x)<C?(s=i.x,k=0):Math.abs(i.x-w.x)<C?(s=i.x,k=1):Math.abs(o.x-w.x)<C?(s=o.x,k=1):Math.abs(o.x-x.x)<C&&(s=o.x),null!=s&&(l=Math.min(b.y,n.y),u=Math.max(w.y,o.y)-l)),null==c&&(Math.abs(r.y-m.y)<C?(c=r.y,E=.5):Math.abs(i.y-x.y)<C?c=i.y:Math.abs(i.y-w.y)<C?(c=i.y,E=1):Math.abs(o.y-w.y)<C?(c=o.y,E=1):Math.abs(o.y-x.y)<C&&(c=o.y),null!=c&&(h=Math.min(b.x,n.x),d=Math.max(w.x,o.x)-h)),null!=s&&null!=c})),this.hide(),null!=c||null!=s){null!=c&&(b.y=c-E*b.height),null!=s&&(b.x=s-k*b.width);var S=b.getCenter(),A=S.x-v.width/2,O=S.y-v.height/2,M=A-p.x,P=O-p.y;0===M&&0===P||(f.translate(M,P,{snapped:!0,restrict:this.graph.hook.getRestrictArea(a)}),d&&(d+=M),u&&(u+=P)),this.update({verticalLeft:s,verticalTop:l,verticalHeight:u,horizontalTop:c,horizontalLeft:h,horizontalWidth:d})}}}},{key:"isIgnored",value:function(e,t){return t.id===e.id||t.isDescendantOf(e)||this.filterShapes[t.shape]||this.filterCells[t.id]||this.filterFunction&&O["d"].call(this.filterFunction,this.graph,t)}},{key:"update",value:function(e){var t=this.graph.matrix(),n=t.a,r=t.d,i=t.e,o=t.f,a=this.options.sharp,s=null!=this.graph.scroller.widget;e.horizontalTop?this.$horizontal.css({top:e.horizontalTop*r+o,left:a?e.horizontalLeft*n+i:s?"-300%":0,width:a?e.horizontalWidth*n:s?"700%":"100%"}).show():this.$horizontal.hide(),e.verticalLeft?this.$vertical.css({left:e.verticalLeft*n+i,top:a?e.verticalTop*r+o:s?"-300%":0,height:a?e.verticalHeight*r:s?"700%":"100%"}).show():this.$vertical.hide(),this.show()}},{key:"resetTimer",value:function(){this.timer&&(clearTimeout(this.timer),this.timer=null)}},{key:"show",value:function(){return this.$container.show(),this.resetTimer(),null==this.container.parentNode&&this.graph.container.appendChild(this.container),this}},{key:"hide",value:function(){var e=this;this.$container.hide(),this.resetTimer();var t=this.options.clean,n="number"===typeof t?t:!1!==t?3e3:0;return n>0&&(this.timer=window.setTimeout((function(){e.unmount()}),n)),this}},{key:"onRemove",value:function(){this.stopListening(),this.hide()}},{key:"dispose",value:function(){this.remove()}}]),n}(tr["a"]);Xr([tr["a"].dispose()],Jr.prototype,"dispose",null);var Zr=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Kr=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"init",value:function(){this.resetUpdates(),this.startListening(),this.resetViews(this.model.getCells()),!this.isFrozen()&&this.isAsync()&&this.updateViewsAsync()}},{key:"startListening",value:function(){this.model.on("sorted",this.onSortModel,this),this.model.on("reseted",this.onModelReseted,this),this.model.on("batch:stop",this.onBatchStop,this),this.model.on("cell:added",this.onCellAdded,this),this.model.on("cell:removed",this.onCellRemoved,this),this.model.on("cell:change:zIndex",this.onCellZIndexChanged,this),this.model.on("cell:change:visible",this.onCellVisibleChanged,this)}},{key:"stopListening",value:function(){this.model.off("sorted",this.onSortModel,this),this.model.off("reseted",this.onModelReseted,this),this.model.off("batch:stop",this.onBatchStop,this),this.model.off("cell:added",this.onCellAdded,this),this.model.off("cell:removed",this.onCellRemoved,this),this.model.off("cell:change:zIndex",this.onCellZIndexChanged,this),this.model.off("cell:change:visible",this.onCellVisibleChanged,this)}},{key:"resetUpdates",value:function(){this.updates={priorities:[{},{},{}],mounted:{},mountedCids:[],unmounted:{},unmountedCids:[],count:0,sort:!1,frozen:!1,freezeKey:null,animationId:null}}},{key:"onSortModel",value:function(){this.model.hasActiveBatch(n.SORT_DELAYING_BATCHES)||this.sortViews()}},{key:"onModelReseted",value:function(e){var t=e.options;this.removeZPivots(),this.resetViews(this.model.getCells(),t)}},{key:"onBatchStop",value:function(e){var t=e.name,r=e.data;if(!this.isFrozen()){var i=this.model;if(!this.isAsync()){var o=n.UPDATE_DELAYING_BATCHES;o.includes(t)&&!i.hasActiveBatch(o)&&this.updateViews(r)}var a=n.SORT_DELAYING_BATCHES;a.includes(t)&&!i.hasActiveBatch(a)&&this.sortViews()}}},{key:"onCellAdded",value:function(e){var t=e.cell,n=e.options,r=n.position;this.isAsync()||"number"!==typeof r?this.renderView(t,n):(n.maxPosition===r&&this.freeze({key:"addCells"}),this.renderView(t,n),0===r&&this.unfreeze({key:"addCells"}))}},{key:"onCellRemoved",value:function(e){var t=e.cell,r=e.options,i=this.findViewByCell(t);i&&this.requestViewUpdate(i,n.FLAG_REMOVE,i.priority,r)}},{key:"onCellZIndexChanged",value:function(e){var t=e.cell,r=e.options;if("approx"===this.options.sorting){var i=this.findViewByCell(t);i&&this.requestViewUpdate(i,n.FLAG_INSERT,i.priority,r)}}},{key:"onCellVisibleChanged",value:function(e){var t=e.cell,n=e.current,r=e.options;n||this.processEdgeOnTerminalVisibleChanged(t,!1);var i=this.findViewByCell(t);!n&&i?this.removeView(t):n&&null==i&&this.renderView(t,r),n&&this.processEdgeOnTerminalVisibleChanged(t,!0)}},{key:"processEdgeOnTerminalVisibleChanged",value:function(e,t){var n=function(e,t){var n=e.getSourceCellId();if(n!==t.id)return e.getSourceCell();var r=e.getTargetCellId();return r!==t.id?e.getTargetCell():null};this.model.getConnectedEdges(e).forEach((function(r){var i=n(r,e);(null==i||i.isVisible())&&(t?r.show():r.hide())}))}},{key:"isEdgeTerminalVisible",value:function(e,t){var n="source"===t?e.getSourceCellId():e.getTargetCellId(),r=n?this.model.getCell(n):null;return!(r&&!r.isVisible())}},{key:"requestConnectedEdgesUpdate",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(nr["a"].isCellView(e))for(var n=e.cell,r=this.model.getConnectedEdges(n),i=0,o=r.length;i<o;i+=1){var a=r[i],s=this.findViewByCell(a);if(s){var l=["update"];a.getTargetCell()===n&&l.push("target"),a.getSourceCell()===n&&l.push("source"),this.scheduleViewUpdate(s,s.getFlag(l),s.priority,t)}}}},{key:"forcePostponedViewUpdate",value:function(e,t){if(!e||!nr["a"].isCellView(e))return!1;var n=e.cell;if(n.isNode())return!1;var r=e;if(n.isEdge()&&0===(t&e.getFlag(["source","target"]))){var i=0,o=this.findViewByCell(n.getSourceCell());o&&!this.isViewMounted(o)&&(i=this.dumpView(o),r.updateTerminalMagnet("source"));var a=0,s=this.findViewByCell(n.getTargetCell());if(s&&!this.isViewMounted(s)&&(a=this.dumpView(s),r.updateTerminalMagnet("target")),0===i&&0===a)return!this.dumpView(r)}return!1}},{key:"scheduleViewUpdate",value:function(e,t,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},o=e.cid,a=this.updates,s=a.priorities[r];s||(s=a.priorities[r]={});var l=s[o]||0;(l&t)!==t&&(l||(a.count+=1),t&n.FLAG_REMOVE&&l&n.FLAG_INSERT?s[o]^=n.FLAG_INSERT:t&n.FLAG_INSERT&&l&n.FLAG_REMOVE&&(s[o]^=n.FLAG_REMOVE),s[o]|=t,this.graph.hook.onViewUpdated(e,t,i))}},{key:"requestViewUpdate",value:function(e,t,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};this.scheduleViewUpdate(e,t,r,i);var o=this.isAsync();if(!(this.isFrozen()||o&&!1!==i.async||this.model.hasActiveBatch(n.UPDATE_DELAYING_BATCHES))){var a=this.updateViews(i);o&&this.graph.trigger("render:done",{stats:a,options:i})}}},{key:"dumpView",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(null==e)return 0;var n=e.cid,r=this.updates,i=r.priorities[e.priority],o=this.registerMountedView(e)|i[n];return delete i[n],o?this.updateView(e,o,t):0}},{key:"dumpViews",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.checkView(e),this.updateViews(e)}},{key:"requireView",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.findViewByCell(e);return null==n?null:(this.dumpView(n,t),n)}},{key:"updateView",value:function(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(null==e)return 0;if(nr["a"].isCellView(e)){if(t&n.FLAG_REMOVE)return this.removeView(e.cell),0;t&n.FLAG_INSERT&&(this.insertView(e),t^=n.FLAG_INSERT)}return t?e.confirmUpdate(t,r):0}},{key:"updateViews",value:function(){var e,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},r=0,i=0,o=n.MIN_PRIORITY;do{e=this.updateViewsBatch(t),r+=1,i+=e.updatedCount,o=Math.min(e.priority,o)}while(!e.empty);return{priority:o,batchCount:r,updatedCount:i}}},{key:"updateViewsBatch",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.updates,r=t.priorities,i=e.batchSize||n.UPDATE_BATCH_SIZE,o=!0,a=n.MIN_PRIORITY,s=0,l=0,u=0,c=0,h=e.checkView||this.options.checkView;"function"!==typeof h&&(h=null);e:for(var d=0,f=r.length;d<f;d+=1){var g=r[d];for(var p in g){if(u>=i){o=!1;break e}var v=tr["a"].views[p];if(v){var y=g[p];if(0===(y&n.FLAG_REMOVE)){var m=p in t.unmounted;if(h&&!O["d"].call(h,this.graph,{view:v,unmounted:m})){m||(this.registerUnmountedView(v),v.unmount()),t.unmounted[p]|=y,delete g[p],l+=1;continue}m&&(y|=n.FLAG_INSERT,s+=1),y|=this.registerMountedView(v)}var b=v,x=this.updateView(v,y,e);if(x>0){var w=b.cell;w&&w.isEdge()&&(b.hasAction(x,"source")&&!this.isEdgeTerminalVisible(w,"source")&&(x=b.removeAction(x,"source"),x|=n.FLAG_REMOVE),b.hasAction(x,"target")&&!this.isEdgeTerminalVisible(w,"target")&&(x=b.removeAction(x,"target"),x|=n.FLAG_REMOVE))}x>0&&(g[p]=x,!this.graph.hook.onViewPostponed(b,x,e)||g[p])?(c+=1,o=!1):(a>d&&(a=d),u+=1,delete g[p])}else delete g[p]}}return{empty:o,priority:a,mountedCount:s,unmountedCount:l,updatedCount:u,postponedCount:c}}},{key:"updateViewsAsync",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{processed:0,priority:n.MIN_PRIORITY},i=this.updates,o=i.animationId;if(o){if(O["c"].cancelAnimationFrame(o),0===r.processed){var a=t.before;"function"===typeof a&&O["d"].call(a,this.graph,this.graph)}var s=this.updateViewsBatch(t),l=this.checkViewImpl({checkView:t.checkView,mountedBatchSize:n.MOUNT_BATCH_SIZE-s.mountedCount,unmountedBatchSize:n.MOUNT_BATCH_SIZE-s.unmountedCount}),u=r.processed,c=i.count,h=l.mountedCount,d=l.unmountedCount;s.updatedCount>0&&(u+=s.updatedCount+s.unmountedCount,r.priority=Math.min(s.priority,r.priority),s.empty&&0===h?(s.priority=r.priority,s.mountedCount+=h,s.unmountedCount+=d,this.graph.trigger("render:done",{stats:s,options:t}),r.processed=0,i.count=0):r.processed=u);var f=t.progress;if(c&&"function"===typeof f&&O["d"].call(f,this.graph,{total:c,done:s.empty,current:u}),i.animationId!==o)return}i.animationId=O["c"].requestAnimationFrame((function(){e.updateViewsAsync(t,r)}))}},{key:"registerMountedView",value:function(e){var t=e.cid,n=this.updates;if(t in n.mounted)return 0;n.mounted[t]=!0,n.mountedCids.push(t);var r=n.unmounted[t]||0;return delete n.unmounted[t],r}},{key:"registerUnmountedView",value:function(e){var t=e.cid,r=this.updates;if(t in r.unmounted)return 0;r.unmounted[t]|=n.FLAG_INSERT;var i=r.unmounted[t];return r.unmountedCids.push(t),delete r.mounted[t],i}},{key:"isViewMounted",value:function(e){if(null==e)return!1;var t=e.cid;return t in this.updates.mounted}},{key:"getMountedViews",value:function(){return Object.keys(this.updates.mounted).map((function(e){return nr["a"].views[e]}))}},{key:"getUnmountedViews",value:function(){return Object.keys(this.updates.unmounted).map((function(e){return nr["a"].views[e]}))}},{key:"checkMountedViews",value:function(e,t){var n=0;if("function"!==typeof e)return n;for(var r=this.updates,i=r.mounted,o=r.mountedCids,a=null==t?o.length:Math.min(o.length,t),s=0;s<a;s+=1){var l=o[s];if(l in i){var u=nr["a"].views[l];if(null!=u){var c=O["d"].call(e,this.graph,{view:u,unmounted:!0});if(c)o.push(l);else{n+=1;var h=this.registerUnmountedView(u);h&&u.unmount()}}}}return o.splice(0,a),n}},{key:"checkUnmountedViews",value:function(e,t){var n=0;"function"!==typeof e&&(e=null);for(var r=this.updates,i=r.unmounted,o=r.unmountedCids,a=null==t?o.length:Math.min(o.length,t),s=0;s<a;s+=1){var l=o[s];if(l in i){var u=nr["a"].views[l];if(null!=u)if(!e||O["d"].call(e,this.graph,{view:u,unmounted:!1})){n+=1;var c=this.registerMountedView(u);c&&this.scheduleViewUpdate(u,c,u.priority,{mounting:!0})}else o.push(l)}}return o.splice(0,a),n}},{key:"checkViewImpl",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{mountedBatchSize:Number.MAX_SAFE_INTEGER,unmountedBatchSize:Number.MAX_SAFE_INTEGER},t=e.checkView||this.options.checkView,n=this.checkMountedViews(t,e.unmountedBatchSize),r=this.checkUnmountedViews(t,n>0?Math.min(this.updates.unmountedCids.length-n,e.mountedBatchSize):e.mountedBatchSize);return{mountedCount:r,unmountedCount:n}}},{key:"checkView",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.checkViewImpl(e)}},{key:"isFrozen",value:function(){return!!this.options.frozen}},{key:"freeze",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.key,n=this.updates,r=this.options.frozen,i=n.freezeKey;if(t&&t!==i){if(r&&i)return;n.frozen=r,n.freezeKey=t}this.options.frozen=!0;var o=n.animationId;n.animationId=null,this.isAsync()&&null!=o&&O["c"].cancelAnimationFrame(o),this.graph.trigger("freeze",{key:t})}},{key:"unfreeze",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},n=t.key,r=this.updates,i=r.freezeKey;if((!n||!i||n===i)&&(r.freezeKey=null,!n||n!==i||!r.frozen)){var o=function(){e.options.frozen=r.frozen=!1,r.sort&&(e.sortViews(),r.sort=!1);var i=t.after;i&&O["d"].call(i,e.graph,e.graph),e.graph.trigger("unfreeze",{key:n})};if(this.isAsync()){this.freeze();var a=t.progress;this.updateViewsAsync(Object.assign(Object.assign({},t),{progress:function(t){var n=t.done,r=t.current,i=t.total;a&&O["d"].call(a,e.graph,{done:n,current:r,total:i}),n&&o()}}))}else this.updateViews(t),o()}}},{key:"isAsync",value:function(){return!!this.options.async}},{key:"setAsync",value:function(e){this.options.async=e}},{key:"onRemove",value:function(){this.freeze(),this.removeViews()}},{key:"resetViews",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.resetUpdates(),this.removeViews(),this.freeze({key:"reset"});for(var n=0,r=e.length;n<r;n+=1)this.renderView(e[n],t);this.unfreeze({key:"reset"}),this.sortViews()}},{key:"removeView",value:function(e){var t=this.views[e.id];if(t){var n=t.cid,r=this.updates,i=r.mounted,o=r.unmounted;t.remove(),delete this.views[e.id],delete i[n],delete o[n]}return t}},{key:"removeViews",value:function(){var e=this;this.views&&Object.keys(this.views).forEach((function(t){var n=e.views[t];n&&e.removeView(n.cell)})),this.views={}}},{key:"renderView",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=e.id,i=this.views,o=0,a=i[r];if(e.isVisible()&&(!e.isEdge()||this.isEdgeTerminalVisible(e,"source")&&this.isEdgeTerminalVisible(e,"target"))){if(a)o=n.FLAG_INSERT;else{var s=this.graph.hook.createCellView(e);s&&(a=i[e.id]=s,a.graph=this.graph,o=this.registerUnmountedView(a)|a.getBootstrapFlag())}a&&this.requestViewUpdate(a,o,a.priority,t)}}},{key:"isExactSorting",value:function(){return"exact"===this.options.sorting}},{key:"sortViews",value:function(){this.isExactSorting()&&(this.isFrozen()?this.updates.sort=!0:this.sortViewsExact())}},{key:"sortElements",value:function(e,t){var n=e.map((function(e){var t=e.parentNode,n=t.insertBefore(document.createTextNode(""),e.nextSibling);return function(e){if(t===e)throw new Error("You can't sort elements if any one is a descendant of another.");t.insertBefore(e,n),t.removeChild(n)}}));e.sort(t).forEach((function(e,t){return n[t](e)}))}},{key:"sortViewsExact",value:function(){var e=this.view.$(this.view.stage).children("[data-cell-id]").toArray(),t=this.model;this.sortElements(e,(function(e,n){var r=t.getCell(e.getAttribute("data-cell-id")||""),i=t.getCell(n.getAttribute("data-cell-id")||""),o=r.getZIndex()||0,a=i.getZIndex()||0;return o===a?0:o<a?-1:1}))}},{key:"addZPivot",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;null==this.zPivots&&(this.zPivots={});var t=this.zPivots,n=t[e];if(n)return n;n=t[e]=document.createComment("z-index:".concat(e+1));var r=-1/0;for(var i in t){var o=+i;o<e&&o>r&&(r=o)}var a=this.view.stage;if(r!==-1/0){var s=t[r];a.insertBefore(n,s.nextSibling)}else a.insertBefore(n,a.firstChild);return n}},{key:"removeZPivots",value:function(){var e=this;this.zPivots&&Object.keys(this.zPivots).forEach((function(t){var n=e.zPivots[t];n&&n.parentNode&&n.parentNode.removeChild(n)})),this.zPivots={}}},{key:"insertView",value:function(e){var t=this.view.stage;switch(this.options.sorting){case"approx":var n=e.cell.getZIndex(),r=this.addZPivot(n);t.insertBefore(e.container,r);break;case"exact":default:t.appendChild(e.container);break}}},{key:"findViewByCell",value:function(e){if(null==e)return null;var t=Gn.isCell(e)?e.id:e;return this.views[t]}},{key:"findViewByElem",value:function(e){if(null==e)return null;var t="string"===typeof e?this.view.stage.querySelector(e):e instanceof Element?e:e[0];if(t){var n=this.view.findAttr("data-cell-id",t);if(n)return this.views[n]}return null}},{key:"findViewsFromPoint",value:function(e){var t=this,n={x:e.x,y:e.y};return this.model.getCells().map((function(e){return t.findViewByCell(e)})).filter((function(e){return null!=e&&O["c"].getBBox(e.container,{target:t.view.stage}).containsPoint(n)}))}},{key:"findEdgeViewsInArea",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=K["h"].create(e);return this.model.getEdges().map((function(e){return t.findViewByCell(e)})).filter((function(e){if(e){var i=O["c"].getBBox(e.container,{target:t.view.stage});return 0===i.width?i.inflate(1,0):0===i.height&&i.inflate(0,1),n.strict?r.containsRect(i):r.isIntersectWithRect(i)}return!1}))}},{key:"findViewsInArea",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=K["h"].create(e);return this.model.getNodes().map((function(e){return t.findViewByCell(e)})).filter((function(e){if(e){var i=O["c"].getBBox(e.container,{target:t.view.stage});return n.strict?r.containsRect(i):r.isIntersectWithRect(i)}return!1}))}},{key:"dispose",value:function(){this.resetUpdates(),this.stopListening()}}]),n}(Mr);Zr([Mr.dispose()],Kr.prototype,"dispose",null),function(e){e.FLAG_INSERT=1<<30,e.FLAG_REMOVE=1<<29,e.MOUNT_BATCH_SIZE=1e3,e.UPDATE_BATCH_SIZE=1e3,e.MIN_PRIORITY=2,e.SORT_DELAYING_BATCHES=["add","to-front","to-back"],e.UPDATE_DELAYING_BATCHES=["translate"]}(Kr||(Kr={}));var Qr=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},ei=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"elem",get:function(){return this.view.background}},{key:"init",value:function(){this.startListening(),this.options.background&&this.draw(this.options.background)}},{key:"startListening",value:function(){this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this)}},{key:"stopListening",value:function(){this.graph.off("scale",this.update,this),this.graph.off("translate",this.update,this)}},{key:"updateBackgroundImage",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.size||"auto auto",n=e.position||"center",r=this.graph.transform.getScale(),i=this.graph.translate();if("object"===p(n)){var o=i.tx+r.sx*(n.x||0),a=i.ty+r.sy*(n.y||0);n="".concat(o,"px ").concat(a,"px")}"object"===p(t)&&(t=K["h"].fromSize(t).scale(r.sx,r.sy),t="".concat(t.width,"px ").concat(t.height,"px")),this.elem.style.backgroundSize=t,this.elem.style.backgroundPosition=n}},{key:"drawBackgroundImage",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e instanceof HTMLImageElement){var n=this.optionsCache;if(!n||n.image===t.image){var r,i=t.opacity,o=t.size,a=t.repeat||"no-repeat",s=X.registry.get(a);if("function"===typeof s){var l=t.quality||1;e.width*=l,e.height*=l;var u=s(e,t);if(!(u instanceof HTMLCanvasElement))throw new Error("Background pattern must return an HTML Canvas instance");r=u.toDataURL("image/png"),a=t.repeat&&a!==t.repeat?t.repeat:"repeat","object"===p(o)?(o.width*=u.width/e.width,o.height*=u.height/e.height):void 0===o&&(t.size={width:u.width/l,height:u.height/l})}else r=e.src,void 0===o&&(t.size={width:e.width,height:e.height});null!=n&&"object"===p(t.size)&&t.image===n.image&&t.repeat===n.repeat&&t.quality===n.quality&&(n.size=O["g"].clone(t.size));var c=this.elem.style;c.backgroundImage="url(".concat(r,")"),c.backgroundRepeat=a,c.opacity=null==i||i>=1?"":"".concat(i),this.updateBackgroundImage(t)}}else this.elem.style.backgroundImage=""}},{key:"updateBackgroundColor",value:function(e){this.elem.style.backgroundColor=e||""}},{key:"updateBackgroundOptions",value:function(e){this.graph.options.background=e}},{key:"update",value:function(){this.optionsCache&&this.updateBackgroundImage(this.optionsCache)}},{key:"draw",value:function(e){var t=this,n=e||{};if(this.updateBackgroundOptions(e),this.updateBackgroundColor(n.color),n.image){this.optionsCache=O["g"].clone(n);var r=document.createElement("img");r.onload=function(){return t.drawBackgroundImage(r,e)},r.setAttribute("crossorigin","anonymous"),r.src=n.image}else this.drawBackgroundImage(null),this.optionsCache=null}},{key:"clear",value:function(){this.draw()}},{key:"dispose",value:function(){this.clear(),this.stopListening()}}]),n}(Mr);Qr([Mr.dispose()],ei.prototype,"dispose",null);var ti,ni=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},ri=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},ii=function(e){u(n,e);var t=c(n);function n(e){var r;f(this,n),r=t.call(this),r.padding={left:0,top:0,right:0,bottom:0},r.options=ti.getOptions(e);var i=r.graph.transform.getScale();r.sx=i.sx,r.sy=i.sy;var o=r.options.width||r.graph.options.width,s=r.options.height||r.graph.options.height;r.container=document.createElement("div"),r.$container=r.$(r.container).addClass(r.prefixClassName(ti.containerClass)).css({width:o,height:s}),r.options.pageVisible&&r.$container.addClass(r.prefixClassName(ti.pagedClass)),r.options.className&&r.$container.addClass(r.options.className);var l=r.graph.container;l.parentNode&&r.$container.insertBefore(l);var u=l.getAttribute("style");if(u){var c={},h=u.split(";");h.forEach((function(e){var t=e.trim();if(t){var n=t.split(":");n.length&&(c[n[0].trim()]=n[1]?n[1].trim():"")}})),Object.keys(c).forEach((function(e){"width"!==e&&"height"!==e&&(l.style[e]="",r.container.style[e]=c[e])}))}return r.content=document.createElement("div"),r.$content=r.$(r.content).addClass(r.prefixClassName(ti.contentClass)).css({width:r.graph.options.width,height:r.graph.options.height}),r.background=document.createElement("div"),r.$background=r.$(r.background).addClass(r.prefixClassName(ti.backgroundClass)),r.$content.append(r.background),r.options.pageVisible||r.$content.append(r.graph.view.grid),r.$content.append(l),r.$content.appendTo(r.container),r.startListening(),r.options.pageVisible||r.graph.grid.update(),r.backgroundManager=new n.Background(a(r)),r.options.autoResize||r.update(),r}return g(n,[{key:"graph",get:function(){return this.options.graph}},{key:"model",get:function(){return this.graph.model}},{key:"startListening",value:function(){var e=this.graph,t=this.model;e.on("scale",this.onScale,this),e.on("resize",this.onResize,this),e.on("before:print",this.storeScrollPosition,this),e.on("before:export",this.storeScrollPosition,this),e.on("after:print",this.restoreScrollPosition,this),e.on("after:export",this.restoreScrollPosition,this),e.on("render:done",this.onRenderDone,this),e.on("unfreeze",this.onUpdate,this),t.on("reseted",this.onUpdate,this),t.on("cell:added",this.onUpdate,this),t.on("cell:removed",this.onUpdate,this),t.on("cell:changed",this.onUpdate,this),t.on("batch:stop",this.onBatchStop,this),this.delegateBackgroundEvents()}},{key:"stopListening",value:function(){var e=this.graph,t=this.model;e.off("scale",this.onScale,this),e.off("resize",this.onResize,this),e.off("beforeprint",this.storeScrollPosition,this),e.off("beforeexport",this.storeScrollPosition,this),e.off("afterprint",this.restoreScrollPosition,this),e.off("afterexport",this.restoreScrollPosition,this),e.off("render:done",this.onRenderDone,this),e.off("unfreeze",this.onUpdate,this),t.off("reseted",this.onUpdate,this),t.off("cell:added",this.onUpdate,this),t.off("cell:removed",this.onUpdate,this),t.off("cell:changed",this.onUpdate,this),t.off("batch:stop",this.onBatchStop,this),this.undelegateBackgroundEvents()}},{key:"enableAutoResize",value:function(){this.options.autoResize=!0}},{key:"disableAutoResize",value:function(){this.options.autoResize=!1}},{key:"onUpdate",value:function(){!this.graph.isAsync()&&this.options.autoResize&&this.update()}},{key:"onBatchStop",value:function(e){!this.graph.isAsync()&&this.options.autoResize&&Kr.UPDATE_DELAYING_BATCHES.includes(e.name)&&this.update()}},{key:"delegateBackgroundEvents",value:function(e){var t=this,n=e||Nr.events;this.delegatedHandlers=Object.keys(n).reduce((function(e,r){var i=n[r];if(-1===r.indexOf(" "))if("function"===typeof i)e[r]=i;else{var o=t.graph.view[i];"function"===typeof o&&(o=o.bind(t.graph.view),e[r]=o)}return e}),{}),this.onBackgroundEvent=this.onBackgroundEvent.bind(this),Object.keys(this.delegatedHandlers).forEach((function(e){t.delegateEvent(e,{guarded:!1},t.onBackgroundEvent)}))}},{key:"undelegateBackgroundEvents",value:function(){var e=this;Object.keys(this.delegatedHandlers).forEach((function(t){e.undelegateEvent(t,e.onBackgroundEvent)}))}},{key:"onBackgroundEvent",value:function(e){var t=!1,n=e.target;if(this.options.pageVisible)t=this.options.background?this.background===n:this.content===n;else{var r=this.graph.view;t=r.background===n||r.grid===n}if(t){var i=this.delegatedHandlers[e.type];"function"===typeof i&&i.apply(this.graph,arguments)}}},{key:"onRenderDone",value:function(e){var t=e.stats;this.options.autoResize&&t.priority<2&&this.update()}},{key:"onResize",value:function(){this.cachedCenterPoint&&(this.centerPoint(this.cachedCenterPoint.x,this.cachedCenterPoint.y),this.updatePageBreak())}},{key:"onScale",value:function(e){var t=e.sx,n=e.sy,r=e.ox,i=e.oy;this.updateScale(t,n),(r||i)&&(this.centerPoint(r,i),this.updatePageBreak());var o=this.options.autoResizeOptions||this.options.fitTocontentOptions;"function"===typeof o&&this.update()}},{key:"storeScrollPosition",value:function(){this.cachedScrollLeft=this.container.scrollLeft,this.cachedScrollTop=this.container.scrollTop}},{key:"restoreScrollPosition",value:function(){this.container.scrollLeft=this.cachedScrollLeft,this.container.scrollTop=this.cachedScrollTop,this.cachedScrollLeft=null,this.cachedScrollTop=null}},{key:"storeClientSize",value:function(){this.cachedClientSize={width:this.container.clientWidth,height:this.container.clientHeight}}},{key:"restoreClientSize",value:function(){this.cachedClientSize=null}},{key:"beforeManipulation",value:function(){(O["h"].IS_IE||O["h"].IS_EDGE)&&this.$container.css("visibility","hidden")}},{key:"afterManipulation",value:function(){(O["h"].IS_IE||O["h"].IS_EDGE)&&this.$container.css("visibility","visible")}},{key:"updatePageSize",value:function(e,t){null!=e&&(this.options.pageWidth=e),null!=t&&(this.options.pageHeight=t),this.updatePageBreak()}},{key:"updatePageBreak",value:function(){if(this.pageBreak&&this.pageBreak.parentNode&&this.pageBreak.parentNode.removeChild(this.pageBreak),this.pageBreak=null,this.options.pageVisible&&this.options.pageBreak){var e=this.graph.options.width,t=this.graph.options.height,n=this.options.pageWidth*this.sx,r=this.options.pageHeight*this.sy;if(e>n||t>r){for(var i=!1,o=document.createElement("div"),a=1,s=Math.floor(e/n);a<s;a+=1)this.$("<div/>").addClass(this.prefixClassName("graph-pagebreak-vertical")).css({left:a*n}).appendTo(o),i=!0;for(var l=1,u=Math.floor(t/r);l<u;l+=1)this.$("<div/>").addClass(this.prefixClassName("graph-pagebreak-horizontal")).css({top:l*r}).appendTo(o),i=!0;i&&(O["c"].addClass(o,this.prefixClassName("graph-pagebreak")),this.$(this.graph.view.grid).after(o),this.pageBreak=o)}}}},{key:"update",value:function(){var e=this.getClientSize();this.cachedCenterPoint=this.clientToLocalPoint(e.width/2,e.height/2);var t=this.options.autoResizeOptions||this.options.fitTocontentOptions;"function"===typeof t&&(t=O["d"].call(t,this,this));var n=Object.assign({gridWidth:this.options.pageWidth,gridHeight:this.options.pageHeight,allowNewOrigin:"negative"},t);this.graph.fitToContent(this.getFitToContentOptions(n))}},{key:"getFitToContentOptions",value:function(e){var t=this.sx,n=this.sy;return e.gridWidth&&(e.gridWidth*=t),e.gridHeight&&(e.gridHeight*=n),e.minWidth&&(e.minWidth*=t),e.minHeight&&(e.minHeight*=n),"object"===p(e.padding)?e.padding={left:(e.padding.left||0)*t,right:(e.padding.right||0)*t,top:(e.padding.top||0)*n,bottom:(e.padding.bottom||0)*n}:"number"===typeof e.padding&&(e.padding*=t),this.options.autoResize||(e.contentArea=K["h"].create()),e}},{key:"updateScale",value:function(e,t){var n=this.graph.options,r=e/this.sx,i=t/this.sy;this.sx=e,this.sy=t,this.graph.translate(n.x*r,n.y*i),this.graph.resizeGraph(n.width*r,n.height*i)}},{key:"scrollbarPosition",value:function(e,t,n){if(null==e&&null==t)return{left:this.container.scrollLeft,top:this.container.scrollTop};var r={};return"number"===typeof e&&(r.scrollLeft=e),"number"===typeof t&&(r.scrollTop=t),n&&n.animation?this.$container.animate(r,n.animation):this.$container.prop(r),this}},{key:"scrollToPoint",value:function(e,t,n){var r=this.getClientSize(),i=this.graph.matrix(),o={};return"number"===typeof e&&(o.scrollLeft=e-r.width/2+i.e+(this.padding.left||0)),"number"===typeof t&&(o.scrollTop=t-r.height/2+i.f+(this.padding.top||0)),n&&n.animation?this.$container.animate(o,n.animation):this.$container.prop(o),this}},{key:"scrollToContent",value:function(e){var t=this.sx,n=this.sy,r=this.graph.getContentArea().getCenter();return this.scrollToPoint(r.x*t,r.y*n,e)}},{key:"scrollToCell",value:function(e,t){var n=this.sx,r=this.sy,i=e.getBBox().getCenter();return this.scrollToPoint(i.x*n,i.y*r,t)}},{key:"center",value:function(e){return this.centerPoint(e)}},{key:"centerPoint",value:function(e,t,n){var r,i=this.graph.matrix(),o=i.a,a=i.d,s=-i.e,l=-i.f,u=s+this.graph.options.width,c=l+this.graph.options.height;if(this.storeClientSize(),"number"===typeof e||"number"===typeof t){r=n;var h=this.getVisibleArea().getCenter();"number"===typeof e?e*=o:e=h.x,"number"===typeof t?t*=a:t=h.y}else r=e,e=(s+u)/2,t=(l+c)/2;if(r&&r.padding)return this.positionPoint({x:e,y:t},"50%","50%",r);var d=this.getPadding(),f=this.getClientSize(),g=f.width/2,p=f.height/2,v=g-d.left-e+s,y=g-d.right+e-u,m=p-d.top-t+l,b=p-d.bottom+t-c;this.addPadding(Math.max(v,0),Math.max(y,0),Math.max(m,0),Math.max(b,0));var x=this.scrollToPoint(e,t,r||void 0);return this.restoreClientSize(),x}},{key:"centerContent",value:function(e){return this.positionContent("center",e)}},{key:"centerCell",value:function(e,t){return this.positionCell(e,"center",t)}},{key:"positionContent",value:function(e,t){var n=this.graph.getContentArea(t);return this.positionRect(n,e,t)}},{key:"positionCell",value:function(e,t,n){var r=e.getBBox();return this.positionRect(r,t,n)}},{key:"positionRect",value:function(e,t,n){var r=K["h"].create(e);switch(t){case"center":return this.positionPoint(r.getCenter(),"50%","50%",n);case"top":return this.positionPoint(r.getTopCenter(),"50%",0,n);case"top-right":return this.positionPoint(r.getTopRight(),"100%",0,n);case"right":return this.positionPoint(r.getRightMiddle(),"100%","50%",n);case"bottom-right":return this.positionPoint(r.getBottomRight(),"100%","100%",n);case"bottom":return this.positionPoint(r.getBottomCenter(),"50%","100%",n);case"bottom-left":return this.positionPoint(r.getBottomLeft(),0,"100%",n);case"left":return this.positionPoint(r.getLeftMiddle(),0,"50%",n);case"top-left":return this.positionPoint(r.getTopLeft(),0,0,n);default:return this}}},{key:"positionPoint",value:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},i=r.padding,o=ri(r,["padding"]),a=O["f"].normalizeSides(i),s=K["h"].fromSize(this.getClientSize()),l=s.clone().moveAndExpand({x:a.left,y:a.top,width:-a.right-a.left,height:-a.top-a.bottom});t=O["f"].normalizePercentage(t,Math.max(0,l.width)),t<0&&(t=l.width+t),n=O["f"].normalizePercentage(n,Math.max(0,l.height)),n<0&&(n=l.height+n);var u=l.getTopLeft().translate(t,n),c=s.getCenter().diff(u),h=this.zoom(),d=c.scale(1/h,1/h),f=K["f"].create(e).translate(d);return this.centerPoint(f.x,f.y,o)}},{key:"zoom",value:function(e,t){if(null==e)return this.sx;var n,r;t=t||{};var i=this.getClientSize(),o=this.clientToLocalPoint(i.width/2,i.height/2),a=e,s=e;if(t.absolute||(a+=this.sx,s+=this.sy),t.scaleGrid&&(a=Math.round(a/t.scaleGrid)*t.scaleGrid,s=Math.round(s/t.scaleGrid)*t.scaleGrid),t.maxScale&&(a=Math.min(t.maxScale,a),s=Math.min(t.maxScale,s)),t.minScale&&(a=Math.max(t.minScale,a),s=Math.max(t.minScale,s)),a=this.graph.transform.clampScale(a),s=this.graph.transform.clampScale(s),t.center){var l=a/this.sx,u=s/this.sy;n=t.center.x-(t.center.x-o.x)/l,r=t.center.y-(t.center.y-o.y)/u}else n=o.x,r=o.y;return this.beforeManipulation(),this.graph.transform.scale(a,s),this.centerPoint(n,r),this.afterManipulation(),this}},{key:"zoomToRect",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=K["h"].create(e),r=this.graph;t.contentArea=n,null==t.viewportArea&&(t.viewportArea={x:r.options.x,y:r.options.y,width:this.$container.width(),height:this.$container.height()}),this.beforeManipulation(),r.transform.scaleContentToFitImpl(t,!1);var i=n.getCenter();return this.centerPoint(i.x,i.y),this.afterManipulation(),this}},{key:"zoomToFit",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.zoomToRect(this.graph.getContentArea(e),e)}},{key:"transitionToPoint",value:function(e,t,n){var r,i,o=this;"object"===p(e)?(n=t,t=e.y,e=e.x):t=t,null==n&&(n={});var a=this.sx,s=Math.max(n.scale||a,1e-6),l=this.getClientSize(),u=new K["f"](e,t),c=this.clientToLocalPoint(l.width/2,l.height/2);if(a===s){var h=c.diff(u).scale(a,a).round();r="translate(".concat(h.x,"px,").concat(h.y,"px)")}else{var d=s/(a-s)*u.distance(c),f=c.clone().move(u,d),g=this.localToBackgroundPoint(f).round();r="scale(".concat(s/a,")"),i="".concat(g.x,"px ").concat(g.y,"px")}var v=n.onTransitionEnd;return this.$container.addClass(ti.transitionClassName),this.$content.off(ti.transitionEventName).on(ti.transitionEventName,(function(n){o.syncTransition(s,{x:e,y:t}),"function"===typeof v&&O["d"].call(v,o,n.originalEvent)})).css({transform:r,transformOrigin:i,transition:"transform",transitionDuration:n.duration||"1s",transitionDelay:n.delay,transitionTimingFunction:n.timing}),this}},{key:"syncTransition",value:function(e,t){return this.beforeManipulation(),this.graph.scale(e),this.removeTransition(),this.centerPoint(t.x,t.y),this.afterManipulation(),this}},{key:"removeTransition",value:function(){return this.$container.removeClass(ti.transitionClassName),this.$content.off(ti.transitionEventName).css({transform:"",transformOrigin:"",transition:"",transitionDuration:"",transitionDelay:"",transitionTimingFunction:""}),this}},{key:"transitionToRect",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=K["h"].create(e),r=t.maxScale||1/0,i=t.minScale||Number.MIN_VALUE,o=t.scaleGrid||null,a=t.visibility||1,s=t.center?K["f"].create(t.center):n.getCenter(),l=this.getClientSize(),u=l.width*a,c=l.height*a,h=new K["h"](s.x-u/2,s.y-c/2,u,c).getMaxUniformScaleToFit(n,s);return h=Math.min(h,r),o&&(h=Math.floor(h/o)*o),h=Math.max(i,h),this.transitionToPoint(s,Object.assign({scale:h},t))}},{key:"startPanning",value:function(e){var t=this.normalizeEvent(e);this.clientX=t.clientX,this.clientY=t.clientY,this.trigger("pan:start",{e:t}),this.$(document.body).on({"mousemove.panning touchmove.panning":this.pan.bind(this),"mouseup.panning touchend.panning":this.stopPanning.bind(this)}),this.$(window).on("mouseup.panning",this.stopPanning.bind(this))}},{key:"pan",value:function(e){var t=this.normalizeEvent(e),n=t.clientX-this.clientX,r=t.clientY-this.clientY;this.container.scrollTop-=r,this.container.scrollLeft-=n,this.clientX=t.clientX,this.clientY=t.clientY,this.trigger("panning",{e:t})}},{key:"stopPanning",value:function(e){this.$(document.body).off(".panning"),this.$(window).off(".panning"),this.trigger("pan:stop",{e:e})}},{key:"clientToLocalPoint",value:function(e,t){var n="object"===p(e)?e.x:e,r="object"===p(e)?e.y:t,i=this.graph.matrix();return n+=this.container.scrollLeft-this.padding.left-i.e,r+=this.container.scrollTop-this.padding.top-i.f,new K["f"](n/i.a,r/i.d)}},{key:"localToBackgroundPoint",value:function(e,t){var n="object"===p(e)?K["f"].create(e):new K["f"](e,t),r=this.graph.matrix(),i=this.padding;return O["c"].transformPoint(n,r).translate(i.left,i.top)}},{key:"resize",value:function(e,t){var n=null!=e?e:this.container.clientWidth,r=null!=t?t:this.container.clientHeight;"number"===typeof n&&(n=Math.round(n)),"number"===typeof r&&(r=Math.round(r)),this.options.width=n,this.options.height=r,this.$container.css({width:n,height:r}),this.update()}},{key:"getClientSize",value:function(){return this.cachedClientSize?this.cachedClientSize:{width:this.container.clientWidth,height:this.container.clientHeight}}},{key:"autoScroll",value:function(e,t){var n=10,r=this.container,i=r.getBoundingClientRect(),o=0,a=0;return e<=i.left+n&&(o=-n),t<=i.top+n&&(a=-n),e>=i.right-n&&(o=n),t>=i.bottom-n&&(a=n),0!==o&&(r.scrollLeft+=o),0!==a&&(r.scrollTop+=a),{scrollerX:o,scrollerY:a}}},{key:"addPadding",value:function(e,t,n,r){var i=this.getPadding();this.padding={left:Math.round(i.left+(e||0)),top:Math.round(i.top+(n||0)),bottom:Math.round(i.bottom+(r||0)),right:Math.round(i.right+(t||0))},i=this.padding,this.$content.css({width:i.left+this.graph.options.width+i.right,height:i.top+this.graph.options.height+i.bottom});var o=this.graph.container;return o.style.left="".concat(this.padding.left,"px"),o.style.top="".concat(this.padding.top,"px"),this}},{key:"getPadding",value:function(){var e=this.options.padding;return"function"===typeof e?O["f"].normalizeSides(O["d"].call(e,this,this)):O["f"].normalizeSides(e)}},{key:"getVisibleArea",value:function(){var e=this.graph.matrix(),t=this.getClientSize(),n={x:this.container.scrollLeft||0,y:this.container.scrollTop||0,width:t.width,height:t.height},r=O["c"].transformRectangle(n,e.inverse());return r.x-=(this.padding.left||0)/this.sx,r.y-=(this.padding.top||0)/this.sy,r}},{key:"isCellVisible",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=e.getBBox(),r=this.getVisibleArea();return t.strict?r.containsRect(n):r.isIntersectWithRect(n)}},{key:"isPointVisible",value:function(e){return this.getVisibleArea().containsPoint(e)}},{key:"lock",value:function(){return this.$container.css("overflow","hidden"),this}},{key:"unlock",value:function(){return this.$container.css("overflow","scroll"),this}},{key:"onRemove",value:function(){this.stopListening()}},{key:"dispose",value:function(){this.$(this.graph.container).insertBefore(this.$container),this.remove()}}]),n}(tr["a"]);function oi(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};if(n){var i=n.graph,o=i.view.normalizeEvent(t),a=i.snapToGrid(o.clientX,o.clientY);n.notify(e,Object.assign({e:o,view:n,node:n.cell,cell:n.cell,x:a.x,y:a.y},r))}}ni([tr["a"].dispose()],ii.prototype,"dispose",null),function(e){var t=function(e){u(n,e);var t=c(n);function n(e){var r;return f(this,n),r=t.call(this,e.graph),r.scroller=e,e.options.background&&r.draw(e.options.background),r}return g(n,[{key:"elem",get:function(){return this.scroller.background}},{key:"init",value:function(){this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this)}},{key:"updateBackgroundOptions",value:function(e){this.scroller.options.background=e}}]),n}(ei);e.Background=t}(ii||(ii={})),function(e){function t(t){var n=O["g"].merge({},e.defaultOptions,t);return null==n.pageWidth&&(n.pageWidth=t.graph.options.width),null==n.pageHeight&&(n.pageHeight=t.graph.options.height),n}e.containerClass="graph-scroller",e.panningClass="".concat(e.containerClass,"-panning"),e.pannableClass="".concat(e.containerClass,"-pannable"),e.pagedClass="".concat(e.containerClass,"-paged"),e.contentClass="".concat(e.containerClass,"-content"),e.backgroundClass="".concat(e.containerClass,"-background"),e.transitionClassName="transition-in-progress",e.transitionEventName="transitionend.graph-scroller-transition",e.defaultOptions={padding:function(){var e=this.getClientSize(),t=Math.max(this.options.minVisibleWidth||0,1)||1,n=Math.max(this.options.minVisibleHeight||0,1)||1,r=Math.max(e.width-t,0),i=Math.max(e.height-n,0);return{left:r,top:i,right:r,bottom:i}},minVisibleWidth:50,minVisibleHeight:50,pageVisible:!1,pageBreak:!1,autoResize:!0},e.getOptions=t}(ti||(ti={}));var ai,si=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},li=function(e){u(n,e);var t=c(n);function n(e){var r;return f(this,n),r=t.call(this),r.options=O["g"].merge({},ai.defaultOptions,e),r.options.model&&(r.options.collection=r.options.model.collection),r.options.collection?r.collection=r.options.collection:(r.collection=new cr([],{comparator:ai.depthComparator}),r.options.collection=r.collection),r.boxCount=0,r.createContainer(),r.initHandles(),r.startListening(),r}return g(n,[{key:"graph",get:function(){return this.options.graph}},{key:"boxClassName",get:function(){return this.prefixClassName(ai.classNames.box)}},{key:"$boxes",get:function(){return this.$container.children(".".concat(this.boxClassName))}},{key:"handleOptions",get:function(){return this.options}},{key:"startListening",value:function(){var e,t=this.graph,n=this.collection;this.delegateEvents((e={},s(e,"mousedown .".concat(this.boxClassName),"onSelectionBoxMouseDown"),s(e,"touchstart .".concat(this.boxClassName),"onSelectionBoxMouseDown"),e),!0),t.on("scale",this.onGraphTransformed,this),t.on("translate",this.onGraphTransformed,this),t.model.on("updated",this.onModelUpdated,this),n.on("added",this.onCellAdded,this),n.on("removed",this.onCellRemoved,this),n.on("reseted",this.onReseted,this),n.on("updated",this.onCollectionUpdated,this),n.on("node:change:position",this.onNodePositionChanged,this),n.on("cell:changed",this.onCellChanged,this)}},{key:"stopListening",value:function(){var e=this.graph,t=this.collection;this.undelegateEvents(),e.off("scale",this.onGraphTransformed,this),e.off("translate",this.onGraphTransformed,this),e.model.off("updated",this.onModelUpdated,this),t.off("added",this.onCellAdded,this),t.off("removed",this.onCellRemoved,this),t.off("reseted",this.onReseted,this),t.off("updated",this.onCollectionUpdated,this),t.off("node:change:position",this.onNodePositionChanged,this),t.off("cell:changed",this.onCellChanged,this)}},{key:"onRemove",value:function(){this.stopListening()}},{key:"onGraphTransformed",value:function(){this.updateSelectionBoxes({async:!1})}},{key:"onCellChanged",value:function(){this.updateSelectionBoxes()}},{key:"onNodePositionChanged",value:function(e){var t=e.node,n=e.options,r=this.options,i=r.showNodeSelectionBox,o=r.pointerEvents,a=n.ui,s=n.selection,l=!this.translating;if(l=l&&(!0!==i||"none"===o),l=l&&a&&!s,l){this.translating=!0;var u=t.position(),c=t.previous("position"),h=u.x-c.x,d=u.y-c.y;0===h&&0===d||this.translateSelectedNodes(h,d,t,n),this.translating=!1}}},{key:"onModelUpdated",value:function(e){var t=e.removed;t&&t.length&&this.unselect(t)}},{key:"isEmpty",value:function(){return this.length<=0}},{key:"isSelected",value:function(e){return this.collection.has(e)}},{key:"length",get:function(){return this.collection.length}},{key:"cells",get:function(){return this.collection.toArray()}},{key:"select",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};t.dryrun=!0;var n=this.filter(Array.isArray(e)?e:[e]);return this.collection.add(n,t),this}},{key:"unselect",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return t.dryrun=!0,this.collection.remove(Array.isArray(e)?e:[e],t),this}},{key:"reset",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e){if(t.batch){var n=this.filter(Array.isArray(e)?e:[e]);return this.collection.reset(n,Object.assign(Object.assign({},t),{ui:!0})),this}var r=this.cells,i=this.filter(Array.isArray(e)?e:[e]),o={},a={};r.forEach((function(e){return o[e.id]=e})),i.forEach((function(e){return a[e.id]=e}));var s=[],l=[];return i.forEach((function(e){o[e.id]||s.push(e)})),r.forEach((function(e){a[e.id]||l.push(e)})),l.length&&this.unselect(l,Object.assign(Object.assign({},t),{ui:!0})),s.length&&this.select(s,Object.assign(Object.assign({},t),{ui:!0})),0===l.length&&0===s.length&&this.updateContainer(),this}return this.clean(t)}},{key:"clean",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.length&&(!1===e.batch?this.unselect(this.cells,e):this.collection.reset([],Object.assign(Object.assign({},e),{ui:!0}))),this}},{key:"setFilter",value:function(e){this.options.filter=e}},{key:"setContent",value:function(e){this.options.content=e}},{key:"startSelecting",value:function(e){var t,n;e=this.normalizeEvent(e),this.clean();var r=this.graph.container;if(null!=e.offsetX&&null!=e.offsetY&&r.contains(e.target))t=e.offsetX,n=e.offsetY;else{var i=this.$(r).offset(),o=r.scrollLeft,a=r.scrollTop;t=e.clientX-i.left+window.pageXOffset+o,n=e.clientY-i.top+window.pageYOffset+a}this.$container.css({top:n,left:t,width:1,height:1}),this.setEventData(e,{action:"selecting",clientX:e.clientX,clientY:e.clientY,offsetX:t,offsetY:n,scrollerX:0,scrollerY:0}),this.delegateDocumentEvents(ai.documentEvents,e.data)}},{key:"filter",value:function(e){var t=this,n=this.options.filter;return Array.isArray(n)?e.filter((function(e){return!n.includes(e)&&!n.includes(e.shape)})):"function"===typeof n?e.filter((function(e){return O["d"].call(n,t.graph,e)})):e}},{key:"stopSelecting",value:function(e){var t=this.graph,n=this.getEventData(e),r=n.action;switch(r){case"selecting":var i=this.$container.width(),o=this.$container.height(),a=this.$container.offset(),s=t.pageToLocal(a.left,a.top),l=t.transform.getScale();i/=l.sx,o/=l.sy;var u=new K["h"](s.x,s.y,i,o),c=this.getCellViewsInArea(u).map((function(e){return e.cell}));this.reset(c,{batch:!0}),this.hideRubberband();break;case"translating":var h=t.snapToGrid(e.clientX,e.clientY);if(!this.options.following){var d=n;this.updateSelectedNodesPosition({dx:d.clientX-d.originX,dy:d.clientY-d.originY})}this.graph.model.stopBatch("move-selection"),this.notifyBoxEvent("box:mouseup",e,h.x,h.y);break;default:this.clean();break}}},{key:"onMouseUp",value:function(e){var t=this.getEventData(e).action;t&&(this.stopSelecting(e),this.undelegateDocumentEvents())}},{key:"onSelectionBoxMouseDown",value:function(e){this.options.following||e.stopPropagation();var t=this.normalizeEvent(e);this.options.movable&&this.startTranslating(t);var n=this.getCellViewFromElem(t.target);this.setEventData(t,{activeView:n});var r=this.graph.snapToGrid(t.clientX,t.clientY);this.notifyBoxEvent("box:mousedown",t,r.x,r.y),this.delegateDocumentEvents(ai.documentEvents,t.data)}},{key:"startTranslating",value:function(e){this.graph.model.startBatch("move-selection");var t=this.graph.snapToGrid(e.clientX,e.clientY);this.setEventData(e,{action:"translating",clientX:t.x,clientY:t.y,originX:t.x,originY:t.y})}},{key:"getSelectionOffset",value:function(e,t){var n=e.x-t.clientX,r=e.y-t.clientY,i=this.graph.hook.getRestrictArea();if(i){var o=this.collection.toArray(),a=Gn.getCellsBBox(o,{deep:!0})||K["h"].create(),s=i.x-a.x,l=i.y-a.y,u=i.x+i.width-(a.x+a.width),c=i.y+i.height-(a.y+a.height);if(n<s&&(n=s),r<l&&(r=l),u<n&&(n=u),c<r&&(r=c),!this.options.following){var h=e.x-t.originX,d=e.y-t.originY;n=h<=s||h>=u?0:n,r=d<=l||d>=c?0:r}}return{dx:n,dy:r}}},{key:"updateSelectedNodesPosition",value:function(e){var t=e.dx,n=e.dy;if(t||n)if(this.translateSelectedNodes(t,n),this.boxesUpdated)this.collection.length>1&&this.updateSelectionBoxes();else{var r=this.graph.transform.getScale();this.$boxes.add(this.$selectionContainer).css({left:"+=".concat(t*r.sx),top:"+=".concat(n*r.sy)})}}},{key:"autoScrollGraph",value:function(e,t){var n=this.graph.scroller.widget;return n?n.autoScroll(e,t):{scrollerX:0,scrollerY:0}}},{key:"adjustSelection",value:function(e){var t=this.normalizeEvent(e),n=this.getEventData(t),r=n.action;switch(r){case"selecting":var i=n;!0!==i.moving&&(this.$container.appendTo(this.graph.container),this.showRubberband(),i.moving=!0);var o=this.autoScrollGraph(t.clientX,t.clientY),a=o.scrollerX,s=o.scrollerY;i.scrollerX+=a,i.scrollerY+=s;var l=t.clientX-i.clientX+i.scrollerX,u=t.clientY-i.clientY+i.scrollerY,c=parseInt(this.$container.css("left"),10),h=parseInt(this.$container.css("top"),10);this.$container.css({left:l<0?i.offsetX+l:c,top:u<0?i.offsetY+u:h,width:Math.abs(l),height:Math.abs(u)});break;case"translating":var d=this.graph.snapToGrid(t.clientX,t.clientY),f=n,g=this.getSelectionOffset(d,f);this.options.following?this.updateSelectedNodesPosition(g):this.updateContainerPosition(g),g.dx&&(f.clientX=d.x),g.dy&&(f.clientY=d.y),this.notifyBoxEvent("box:mousemove",e,d.x,d.y);break;default:break}this.boxesUpdated=!1}},{key:"translateSelectedNodes",value:function(e,t,n,r){var i=this,o={},a=[];if(n&&(o[n.id]=!0),this.collection.toArray().forEach((function(e){e.getDescendants({deep:!0}).forEach((function(e){o[e.id]=!0}))})),r&&r.translateBy){var s=this.graph.getCellById(r.translateBy);s&&(o[s.id]=!0,s.getDescendants({deep:!0}).forEach((function(e){o[e.id]=!0})),a.push(s))}this.collection.toArray().forEach((function(n){if(!o[n.id]){var s=Object.assign(Object.assign({},r),{selection:i.cid,exclude:a});n.translate(e,t,s),i.graph.model.getConnectedEdges(n).forEach((function(n){o[n.id]||(n.translate(e,t,s),o[n.id]=!0)}))}}))}},{key:"getCellViewsInArea",value:function(e){var t=this.graph,n={strict:this.options.strict},r=[];return this.options.rubberNode&&(r=this.options.useCellGeometry?r.concat(t.model.getNodesInArea(e,n).map((function(e){return t.renderer.findViewByCell(e)})).filter((function(e){return null!=e}))):r.concat(t.renderer.findViewsInArea(e,n))),this.options.rubberEdge&&(r=this.options.useCellGeometry?r.concat(t.model.getEdgesInArea(e,n).map((function(e){return t.renderer.findViewByCell(e)})).filter((function(e){return null!=e}))):r.concat(t.renderer.findEdgeViewsInArea(e,n))),r}},{key:"notifyBoxEvent",value:function(e,t,n,r){var i=this.getEventData(t),o=i.activeView;this.trigger(e,{e:t,view:o,x:n,y:r,cell:o.cell})}},{key:"getSelectedClassName",value:function(e){return this.prefixClassName("".concat(e.isNode()?"node":"edge","-selected"))}},{key:"addCellSelectedClassName",value:function(e){var t=this.graph.renderer.findViewByCell(e);t&&t.addClass(this.getSelectedClassName(e))}},{key:"removeCellUnSelectedClassName",value:function(e){var t=this.graph.renderer.findViewByCell(e);t&&t.removeClass(this.getSelectedClassName(e))}},{key:"destroySelectionBox",value:function(e){this.removeCellUnSelectedClassName(e),this.canShowSelectionBox(e)&&(this.$container.find('[data-cell-id="'.concat(e.id,'"]')).remove(),0===this.$boxes.length&&this.hide(),this.boxCount=Math.max(0,this.boxCount-1))}},{key:"destroyAllSelectionBoxes",value:function(e){var t=this;e.forEach((function(e){return t.removeCellUnSelectedClassName(e)})),this.hide(),this.$boxes.remove(),this.boxCount=0}},{key:"hide",value:function(){this.$container.removeClass(this.prefixClassName(ai.classNames.rubberband)).removeClass(this.prefixClassName(ai.classNames.selected))}},{key:"showRubberband",value:function(){this.$container.addClass(this.prefixClassName(ai.classNames.rubberband))}},{key:"hideRubberband",value:function(){this.$container.removeClass(this.prefixClassName(ai.classNames.rubberband))}},{key:"showSelected",value:function(){this.$container.removeAttr("style").addClass(this.prefixClassName(ai.classNames.selected))}},{key:"createContainer",value:function(){this.container=document.createElement("div"),this.$container=this.$(this.container),this.$container.addClass(this.prefixClassName(ai.classNames.root)),this.options.className&&this.$container.addClass(this.options.className),this.$selectionContainer=this.$("<div/>").addClass(this.prefixClassName(ai.classNames.inner)),this.$selectionContent=this.$("<div/>").addClass(this.prefixClassName(ai.classNames.content)),this.$selectionContainer.append(this.$selectionContent),this.$selectionContainer.attr("data-selection-length",this.collection.length),this.$container.prepend(this.$selectionContainer),this.$handleContainer=this.$selectionContainer}},{key:"updateContainerPosition",value:function(e){(e.dx||e.dy)&&this.$selectionContainer.css({left:"+=".concat(e.dx),top:"+=".concat(e.dy)})}},{key:"updateContainer",value:function(){var e=this,t={x:1/0,y:1/0},n={x:0,y:0},r=this.collection.toArray().filter((function(t){return e.canShowSelectionBox(t)}));r.forEach((function(r){var i=e.graph.renderer.findViewByCell(r);if(i){var o=i.getBBox({useCellGeometry:e.options.useCellGeometry});t.x=Math.min(t.x,o.x),t.y=Math.min(t.y,o.y),n.x=Math.max(n.x,o.x+o.width),n.y=Math.max(n.y,o.y+o.height)}})),this.$selectionContainer.css({position:"absolute",pointerEvents:"none",left:t.x,top:t.y,width:n.x-t.x,height:n.y-t.y}).attr("data-selection-length",this.collection.length);var i=this.options.content;if(i)if("function"===typeof i){var o=O["d"].call(i,this.graph,this,this.$selectionContent[0]);o&&this.$selectionContent.html(o)}else this.$selectionContent.html(i);this.collection.length>0&&!this.container.parentNode?this.$container.appendTo(this.graph.container):this.collection.length<=0&&this.container.parentNode&&this.container.parentNode.removeChild(this.container)}},{key:"canShowSelectionBox",value:function(e){return e.isNode()&&!0===this.options.showNodeSelectionBox||e.isEdge()&&!0===this.options.showEdgeSelectionBox}},{key:"createSelectionBox",value:function(e){if(this.addCellSelectedClassName(e),this.canShowSelectionBox(e)){var t=this.graph.renderer.findViewByCell(e);if(t){var n=t.getBBox({useCellGeometry:this.options.useCellGeometry}),r=this.boxClassName;this.$("<div/>").addClass(r).addClass("".concat(r,"-").concat(e.isNode()?"node":"edge")).attr("data-cell-id",e.id).css({position:"absolute",left:n.x,top:n.y,width:n.width,height:n.height,pointerEvents:this.options.pointerEvents||"auto"}).appendTo(this.container),this.showSelected(),this.boxCount+=1}}}},{key:"updateSelectionBoxes",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.collection.length>0&&(this.boxesUpdated=!0,this.graph.renderer.requestViewUpdate(this,1,2,e))}},{key:"confirmUpdate",value:function(){var e=this;return this.boxCount&&(this.hide(),this.$boxes.each((function(t,n){var r=e.$(n).remove().attr("data-cell-id"),i=e.collection.get(r);i&&e.createSelectionBox(i)})),this.updateContainer()),0}},{key:"getCellViewFromElem",value:function(e){var t=e.getAttribute("data-cell-id");if(t){var n=this.collection.get(t);if(n)return this.graph.renderer.findViewByCell(n)}return null}},{key:"onCellRemoved",value:function(e){var t=e.cell;this.destroySelectionBox(t),this.updateContainer()}},{key:"onReseted",value:function(e){var t=this,n=e.previous,r=e.current;this.destroyAllSelectionBoxes(n),r.forEach((function(e){t.listenCellRemoveEvent(e),t.createSelectionBox(e)})),this.updateContainer()}},{key:"onCellAdded",value:function(e){var t=e.cell;this.listenCellRemoveEvent(t),this.createSelectionBox(t),this.updateContainer()}},{key:"listenCellRemoveEvent",value:function(e){e.off("removed",this.onCellRemoved,this),e.on("removed",this.onCellRemoved,this)}},{key:"onCollectionUpdated",value:function(e){var t=this,n=e.added,r=e.removed,i=e.options;n.forEach((function(e){t.trigger("cell:selected",{cell:e,options:i}),t.graph.trigger("cell:selected",{cell:e,options:i}),e.isNode()?(t.trigger("node:selected",{cell:e,options:i,node:e}),t.graph.trigger("node:selected",{cell:e,options:i,node:e})):e.isEdge()&&(t.trigger("edge:selected",{cell:e,options:i,edge:e}),t.graph.trigger("edge:selected",{cell:e,options:i,edge:e}))})),r.forEach((function(e){t.trigger("cell:unselected",{cell:e,options:i}),t.graph.trigger("cell:unselected",{cell:e,options:i}),e.isNode()?(t.trigger("node:unselected",{cell:e,options:i,node:e}),t.graph.trigger("node:unselected",{cell:e,options:i,node:e})):e.isEdge()&&(t.trigger("edge:unselected",{cell:e,options:i,edge:e}),t.graph.trigger("edge:unselected",{cell:e,options:i,edge:e}))}));var o={added:n,removed:r,options:i,selected:this.cells};this.trigger("selection:changed",o),this.graph.trigger("selection:changed",o)}},{key:"deleteSelectedCells",value:function(){var e=this.collection.toArray();this.clean(),this.graph.model.removeCells(e,{selection:this.cid})}},{key:"startRotate",value:function(e){var t=e.e,n=this.collection.toArray(),r=Gn.getCellsBBox(n).getCenter(),i=this.graph.snapToGrid(t.clientX,t.clientY),o=n.reduce((function(e,t){return e[t.id]=K["a"].normalize(t.getAngle()),e}),{});this.setEventData(t,{center:r,angles:o,start:i.theta(r)})}},{key:"doRotate",value:function(e){var t=this,n=e.e,r=this.getEventData(n),i=this.graph.options.rotating.grid,o="function"===typeof i?O["d"].call(i,this.graph,null):i,a=this.graph.snapToGrid(n.clientX,n.clientY),s=r.start-a.theta(r.center);r.rotated||(r.rotated=!0),Math.abs(s)>.001&&(this.collection.toArray().forEach((function(e){var n=ne["b"].snapToGrid(r.angles[e.id]+s,o||15);e.rotate(n,{absolute:!0,center:r.center,selection:t.cid})})),this.updateSelectionBoxes())}},{key:"stopRotate",value:function(e){var t=this,n=e.e,r=this.getEventData(n);r.rotated&&(r.rotated=!1,this.collection.toArray().forEach((function(e){oi("node:rotated",n,t.graph.findViewByCell(e))})))}},{key:"startResize",value:function(e){var t=e.e,n=this.graph.getGridSize(),r=this.collection.toArray(),i=Gn.getCellsBBox(r),o=r.map((function(e){return e.getBBox()})),a=o.reduce((function(e,t){return t.width<e?t.width:e}),1/0),s=o.reduce((function(e,t){return t.height<e?t.height:e}),1/0);this.setEventData(t,{bbox:i,cells:this.graph.model.getSubGraph(r),minWidth:n*i.width/a,minHeight:n*i.height/s})}},{key:"doResize",value:function(e){var t=e.e,n=e.dx,r=e.dy,i=this.eventData(t),o=i.bbox,a=o.width,s=o.height,l=Math.max(a+n,i.minWidth),u=Math.max(s+r,i.minHeight);i.resized||(i.resized=!0),(Math.abs(a-l)>.001||Math.abs(s-u)>.001)&&(this.graph.model.resizeCells(l,u,i.cells,{selection:this.cid}),o.width=l,o.height=u,this.updateSelectionBoxes())}},{key:"stopResize",value:function(e){var t=this,n=e.e,r=this.eventData(n);r.resized&&(r.resized=!1,this.collection.toArray().forEach((function(e){oi("node:resized",n,t.graph.findViewByCell(e))})))}},{key:"dispose",value:function(){this.clean(),this.remove()}}]),n}(tr["a"]);si([tr["a"].dispose()],li.prototype,"dispose",null),O["g"].applyMixins(li,zr),function(e){var t="widget-selection";function n(e){return e.getAncestors().length}e.classNames={root:t,inner:"".concat(t,"-inner"),box:"".concat(t,"-box"),content:"".concat(t,"-content"),rubberband:"".concat(t,"-rubberband"),selected:"".concat(t,"-selected")},e.documentEvents={mousemove:"adjustSelection",touchmove:"adjustSelection",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"},e.defaultOptions={movable:!0,following:!0,strict:!1,useCellGeometry:!1,content:function(e){return O["k"].template('<%= length %> node<%= length > 1 ? "s":"" %> selected.')({length:e.length})},handles:[{name:"remove",position:"nw",events:{mousedown:"deleteSelectedCells"}},{name:"rotate",position:"sw",events:{mousedown:"startRotate",mousemove:"doRotate",mouseup:"stopRotate"}},{name:"resize",position:"se",events:{mousedown:"startResize",mousemove:"doResize",mouseup:"stopResize"}}]},e.depthComparator=n}(ai||(ai={}));var ui,ci=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"node",get:function(){return this.cell}},{key:"containerClassName",get:function(){return this.prefixClassName("widget-transform")}},{key:"resizeClassName",get:function(){return"".concat(this.containerClassName,"-resize")}},{key:"rotateClassName",get:function(){return"".concat(this.containerClassName,"-rotate")}},{key:"init",value:function(e){this.options=Object.assign(Object.assign({},ui.defaultOptions),e),this.render(),this.startListening()}},{key:"startListening",value:function(){var e;this.delegateEvents((e={},s(e,"mousedown .".concat(this.resizeClassName),"startResizing"),s(e,"touchstart .".concat(this.resizeClassName),"startResizing"),s(e,"mousedown .".concat(this.rotateClassName),"startRotating"),s(e,"touchstart .".concat(this.rotateClassName),"startRotating"),e)),this.model.on("*",this.update,this),this.graph.on("scale",this.update,this),this.graph.on("translate",this.update,this),this.node.on("removed",this.remove,this),this.model.on("reseted",this.remove,this),this.view.on("cell:knob:mousedown",this.onKnobMouseDown,this),this.view.on("cell:knob:mouseup",this.onKnobMouseUp,this),i(o(n.prototype),"startListening",this).call(this)}},{key:"stopListening",value:function(){this.undelegateEvents(),this.model.off("*",this.update,this),this.graph.off("scale",this.update,this),this.graph.off("translate",this.update,this),this.node.off("removed",this.remove,this),this.model.off("reseted",this.remove,this),this.view.off("cell:knob:mousedown",this.onKnobMouseDown,this),this.view.off("cell:knob:mouseup",this.onKnobMouseUp,this),i(o(n.prototype),"stopListening",this).call(this)}},{key:"renderHandles",value:function(){var e=this;this.container=document.createElement("div"),this.$container=this.$(this.container);var t=this.$("<div/>").prop("draggable",!1),n=t.clone().addClass(this.rotateClassName),r=ui.POSITIONS.map((function(n){return t.clone().addClass(e.resizeClassName).attr("data-position",n)}));this.empty(),this.$container.append(r,n)}},{key:"render",value:function(){return this.renderHandles(),this.view.addClass(ui.NODE_CLS),this.$container.addClass(this.containerClassName).toggleClass("no-orth-resize",this.options.preserveAspectRatio||!this.options.orthogonalResizing).toggleClass("no-resize",!this.options.resizable).toggleClass("no-rotate",!this.options.rotatable),this.options.className&&this.$container.addClass(this.options.className),this.graph.container.appendChild(this.container),this.update()}},{key:"update",value:function(){var e=this.graph.matrix(),t=this.node.getBBox();t.x*=e.a,t.x+=e.e,t.y*=e.d,t.y+=e.f,t.width*=e.a,t.height*=e.d;var n=K["a"].normalize(this.node.getAngle()),r=0!==n?"rotate(".concat(n,"deg)"):"";return this.$container.css({transform:r,width:t.width,height:t.height,left:t.x,top:t.y}),this.updateResizerDirections(),this}},{key:"remove",value:function(){return this.view.removeClass(ui.NODE_CLS),i(o(n.prototype),"remove",this).call(this)}},{key:"onKnobMouseDown",value:function(){this.startHandle()}},{key:"onKnobMouseUp",value:function(){this.stopHandle()}},{key:"updateResizerDirections",value:function(){var e=this,t=K["a"].normalize(this.node.getAngle()),n=Math.floor(t*(ui.DIRECTIONS.length/360));if(n!==this.prevShift){var r=ui.DIRECTIONS.slice(n).concat(ui.DIRECTIONS.slice(0,n)),i=function(t){return"".concat(e.containerClassName,"-cursor-").concat(t)};this.$container.find(".".concat(this.resizeClassName)).removeClass(ui.DIRECTIONS.map((function(e){return i(e)})).join(" ")).each((function(t,n){e.$(n).addClass(i(r[t]))})),this.prevShift=n}}},{key:"getTrueDirection",value:function(e){var t=K["a"].normalize(this.node.getAngle()),n=ui.POSITIONS.indexOf(e);return n+=Math.floor(t*(ui.POSITIONS.length/360)),n%=ui.POSITIONS.length,ui.POSITIONS[n]}},{key:"toValidResizeDirection",value:function(e){return{top:"top-left",bottom:"bottom-right",left:"bottom-left",right:"top-right"}[e]||e}},{key:"startResizing",value:function(e){e.stopPropagation(),this.model.startBatch("resize",{cid:this.cid});var t=this.$(e.target).attr("data-position"),n=this.graph.findViewByCell(this.node);this.prepareResizing(e,t),this.startAction(e),oi("node:resize:mousedown",e,n)}},{key:"prepareResizing",value:function(e,t){var n=this.getTrueDirection(t),r=0,i=0;t.split("-").forEach((function(e){r={left:-1,right:1}[e]||r,i={top:-1,bottom:1}[e]||i}));var o=this.toValidResizeDirection(t),a={"top-right":"bottomLeft","top-left":"bottomRight","bottom-left":"topRight","bottom-right":"topLeft"}[o],s=K["a"].normalize(this.node.getAngle());this.setEventData(e,{selector:a,direction:o,trueDirection:n,relativeDirection:t,angle:s,resizeX:r,resizeY:i,action:"resizing"})}},{key:"startRotating",value:function(e){e.stopPropagation(),this.model.startBatch("rotate",{cid:this.cid});var t=this.graph.findViewByCell(this.node),n=this.node.getBBox().getCenter(),r=this.normalizeEvent(e),i=this.graph.snapToGrid(r.clientX,r.clientY);this.setEventData(e,{center:n,action:"rotating",angle:K["a"].normalize(this.node.getAngle()),start:K["f"].create(i).theta(n)}),this.startAction(e),oi("node:rotate:mousedown",e,t)}},{key:"onMouseMove",value:function(e){var t=this.graph.findViewByCell(this.node),n=this.getEventData(e);if(n.action){var r=this.normalizeEvent(e),i=r.clientX,o=r.clientY,a=this.graph.scroller.widget,s=this.options.restrictedResizing;if(!0===s||"number"===typeof s){var l=!0===s?0:s,u=a?Math.max(l,8):l,c=this.graph.container.getBoundingClientRect();i=O["f"].clamp(i,c.left+u,c.right-u),o=O["f"].clamp(o,c.top+u,c.bottom-u)}else this.options.autoScrollOnResizing&&a&&a.autoScroll(i,o);var h=this.graph.snapToGrid(i,o),d=this.graph.getGridSize(),f=this.node,g=this.options;if("resizing"===n.action){n=n,n.resized||(t&&(t.addClass("node-resizing"),oi("node:resize",e,t)),n.resized=!0);var p=f.getBBox(),v=K["f"].create(h).rotate(n.angle,p.getCenter()).diff(p[n.selector]),y=n.resizeX?v.x*n.resizeX:p.width,m=n.resizeY?v.y*n.resizeY:p.height,b=y,x=m;if(y=ne["b"].snapToGrid(y,d),m=ne["b"].snapToGrid(m,d),y=Math.max(y,g.minWidth||d),m=Math.max(m,g.minHeight||d),y=Math.min(y,g.maxWidth||1/0),m=Math.min(m,g.maxHeight||1/0),g.preserveAspectRatio){var w=p.width*m/p.height,C=p.height*y/p.width;y<w?m=C:y=w}var k=n.relativeDirection;if(g.allowReverse&&(b<=-y||x<=-m)){var E;"left"===k?b<=-y&&(E="right"):"right"===k?b<=-y&&(E="left"):"top"===k?x<=-m&&(E="bottom"):"bottom"===k?x<=-m&&(E="top"):"top-left"===k?b<=-y&&x<=-m?E="bottom-right":b<=-y?E="top-right":x<=-m&&(E="bottom-left"):"top-right"===k?b<=-y&&x<=-m?E="bottom-left":b<=-y?E="top-left":x<=-m&&(E="bottom-right"):"bottom-left"===k?b<=-y&&x<=-m?E="top-right":b<=-y?E="bottom-right":x<=-m&&(E="top-left"):"bottom-right"===k&&(b<=-y&&x<=-m?E="top-left":b<=-y?E="bottom-left":x<=-m&&(E="top-right"));var S=E;this.stopHandle();var A=this.$container.find(".".concat(this.resizeClassName,'[data-position="').concat(S,'"]'));this.startHandle(A[0]),this.prepareResizing(e,S),this.onMouseMove(e)}if(p.width!==y||p.height!==m){var M={ui:!0,direction:n.direction,relativeDirection:n.relativeDirection,trueDirection:n.trueDirection,minWidth:g.minWidth,minHeight:g.minHeight,maxWidth:g.maxWidth,maxHeight:g.maxHeight,preserveAspectRatio:!0===g.preserveAspectRatio};f.resize(y,m,M),oi("node:resizing",e,t)}oi("node:resize:mousemove",e,t)}else if("rotating"===n.action){n=n,n.rotated||(t&&(t.addClass("node-rotating"),oi("node:rotate",e,t)),n.rotated=!0);var P=f.getAngle(),T=n.start-K["f"].create(h).theta(n.center),D=n.angle+T;g.rotateGrid&&(D=ne["b"].snapToGrid(D,g.rotateGrid)),P!==D&&(f.rotate(D,{absolute:!0}),oi("node:rotating",e,t)),oi("node:rotate:mousemove",e,t)}}}},{key:"onMouseUp",value:function(e){var t=this.graph.findViewByCell(this.node),n=this.getEventData(e);n.action&&(this.stopAction(e),this.model.stopBatch("resizing"===n.action?"resize":"rotate",{cid:this.cid}),"resizing"===n.action?oi("node:resize:mouseup",e,t):"rotating"===n.action&&oi("node:rotate:mouseup",e,t))}},{key:"startHandle",value:function(e){if(this.handle=e||null,this.$container.addClass("".concat(this.containerClassName,"-active")),e){this.$(e).addClass("".concat(this.containerClassName,"-active-handle"));var t=e.getAttribute("data-position");if(t){var n=ui.DIRECTIONS[ui.POSITIONS.indexOf(t)];this.$container.addClass("".concat(this.containerClassName,"-cursor-").concat(n))}}}},{key:"stopHandle",value:function(){if(this.$container.removeClass("".concat(this.containerClassName,"-active")),this.handle){this.$(this.handle).removeClass("".concat(this.containerClassName,"-active-handle"));var e=this.handle.getAttribute("data-position");if(e){var t=ui.DIRECTIONS[ui.POSITIONS.indexOf(e)];this.$container.removeClass("".concat(this.containerClassName,"-cursor-").concat(t))}this.handle=null}}},{key:"startAction",value:function(e){this.startHandle(e.target),this.graph.view.undelegateEvents(),this.delegateDocumentEvents(ui.documentEvents,e.data)}},{key:"stopAction",value:function(e){this.stopHandle(),this.undelegateDocumentEvents(),this.graph.view.delegateEvents();var t=this.graph.findViewByCell(this.node),n=this.getEventData(e);t&&(t.removeClass("node-".concat(n.action)),"resizing"===n.action&&n.resized?oi("node:resized",e,t):"rotating"===n.action&&n.rotated&&oi("node:rotated",e,t))}}]),n}(_r);(function(e){e.NODE_CLS="has-widget-transform",e.DIRECTIONS=["nw","n","ne","e","se","s","sw","w"],e.POSITIONS=["top-left","top","top-right","right","bottom-right","bottom","bottom-left","left"],e.documentEvents={mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp"},e.defaultOptions={minWidth:0,minHeight:0,maxWidth:1/0,maxHeight:1/0,rotateGrid:15,rotatable:!0,preserveAspectRatio:!1,orthogonalResizing:!0,restrictedResizing:!1,autoScrollOnResizing:!0,allowReverse:!0}})(ui||(ui={}));var hi,di=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var 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fi=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},gi=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"cid",get:function(){return this.graph.view.cid}},{key:"svg",get:function(){return this.view.svg}},{key:"defs",get:function(){return this.view.defs}},{key:"isDefined",value:function(e){return null!=this.svg.getElementById(e)}},{key:"filter",value:function(e){var t=e.id,n=e.name;if(t||(t="filter-".concat(n,"-").concat(this.cid,"-").concat(O["k"].hashcode(JSON.stringify(e)))),!this.isDefined(t)){var r=A.registry.get(n);if(null==r)return A.registry.onNotFound(n);var i=r(e.args||{}),o=Object.assign(Object.assign({x:-1,y:-1,width:3,height:3,filterUnits:"objectBoundingBox"},e.attrs),{id:t});O["m"].create(Ln["a"].sanitize(i),o).appendTo(this.defs)}return t}},{key:"gradient",value:function(e){var t=e.id,n=e.type;if(t||(t="gradient-".concat(n,"-").concat(this.cid,"-").concat(O["k"].hashcode(JSON.stringify(e)))),!this.isDefined(t)){var r=e.stops,i=r.map((function(e){var t=null!=e.opacity&&Number.isFinite(e.opacity)?e.opacity:1;return'<stop offset="'.concat(e.offset,'" stop-color="').concat(e.color,'" stop-opacity="').concat(t,'"/>')})),o="<".concat(n,">").concat(i.join(""),"</").concat(n,">"),a=Object.assign({id:t},e.attrs);O["m"].create(o,a).appendTo(this.defs)}return t}},{key:"marker",value:function(e){var t=e.id,n=e.refX,r=e.refY,i=e.markerUnits,o=e.markerOrient,a=e.tagName,s=e.children,l=fi(e,["id","refX","refY","markerUnits","markerOrient","tagName","children"]),u=t;if(u||(u="marker-".concat(this.cid,"-").concat(O["k"].hashcode(JSON.stringify(e)))),!this.isDefined(u)){"path"!==a&&delete l.d;var c=O["m"].create("marker",{refX:n,refY:r,id:u,overflow:"visible",orient:null!=o?o:"auto",markerUnits:i||"userSpaceOnUse"},s?s.map((function(e){var t=e.tagName,n=fi(e,["tagName"]);return O["m"].create("".concat(t)||"path",O["c"].kebablizeAttrs(Object.assign(Object.assign({},l),n)))})):[O["m"].create(a||"path",O["c"].kebablizeAttrs(l))]);this.defs.appendChild(c.node)}return u}},{key:"remove",value:function(e){var t=this.svg.getElementById(e);t&&t.parentNode&&t.parentNode.removeChild(t)}}]),n}(Mr),pi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof 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0!==arguments[0]?arguments[0]:{},t=this.grid.size;if(t<=1||!this.grid.visible)return this.clear();var n=this.graph.matrix(),r=this.getInstance(),i=Array.isArray(e)?e:[e];this.patterns.forEach((function(e,o){var a="pattern_".concat(o),s=n.a||1,l=n.d||1,u=e.update,c=e.markup,h=vi(e,["update","markup"]),d=Object.assign(Object.assign(Object.assign({},h),i[o]),{sx:s,sy:l,ox:n.e||0,oy:n.f||0,width:t*s,height:t*l});r.has(a)||r.add(a,O["m"].create("pattern",{id:a,patternUnits:"userSpaceOnUse"},O["m"].createVectors(c)).node);var f=r.get(a);"function"===typeof u&&u(f.childNodes[0],d);var g=d.ox%d.width;g<0&&(g+=d.width);var p=d.oy%d.height;p<0&&(p+=d.height),O["c"].attr(f,{x:g,y:p,width:d.width,height:d.height})}));var o=(new XMLSerializer).serializeToString(r.root),a="url(data:image/svg+xml;base64,".concat(btoa(o),")");this.elem.style.backgroundImage=a}},{key:"getInstance",value:function(){return this.instance||(this.instance=new L),this.instance}},{key:"resolveGrid",value:function(e){if(!e)return[];var t=e.type;if(null==t)return[Object.assign(Object.assign({},L.presets.dot),e.args)];var n=L.registry.get(t);if(n){var r=e.args||[];return Array.isArray(r)||(r=[r]),Array.isArray(n)?n.map((function(e,t){return Object.assign(Object.assign({},e),r[t])})):[Object.assign(Object.assign({},n),r[0])]}return L.registry.onNotFound(t)}},{key:"dispose",value:function(){this.stopListening(),this.clear()}}]),n}(Mr);pi([Mr.dispose()],yi.prototype,"dispose",null);var mi,bi=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"getClientMatrix",value:function(){return O["c"].createSVGMatrix(this.view.stage.getScreenCTM())}},{key:"getClientOffset",value:function(){var e=this.view.svg.getBoundingClientRect();return new K["f"](e.left,e.top)}},{key:"getPageOffset",value:function(){return this.getClientOffset().translate(window.scrollX,window.scrollY)}},{key:"snapToGrid",value:function(e,t){var n="number"===typeof e?this.clientToLocalPoint(e,t):this.clientToLocalPoint(e.x,e.y);return n.snapToGrid(this.graph.getGridSize())}},{key:"localToGraphPoint",value:function(e,t){var n=K["f"].create(e,t);return O["c"].transformPoint(n,this.graph.matrix())}},{key:"localToClientPoint",value:function(e,t){var n=K["f"].create(e,t);return O["c"].transformPoint(n,this.getClientMatrix())}},{key:"localToPagePoint",value:function(e,t){var n="number"===typeof e?this.localToGraphPoint(e,t):this.localToGraphPoint(e);return n.translate(this.getPageOffset())}},{key:"localToGraphRect",value:function(e,t,n,r){var i=K["h"].create(e,t,n,r);return O["c"].transformRectangle(i,this.graph.matrix())}},{key:"localToClientRect",value:function(e,t,n,r){var i=K["h"].create(e,t,n,r);return O["c"].transformRectangle(i,this.getClientMatrix())}},{key:"localToPageRect",value:function(e,t,n,r){var i="number"===typeof e?this.localToGraphRect(e,t,n,r):this.localToGraphRect(e);return i.translate(this.getPageOffset())}},{key:"graphToLocalPoint",value:function(e,t){var n=K["f"].create(e,t);return O["c"].transformPoint(n,this.graph.matrix().inverse())}},{key:"clientToLocalPoint",value:function(e,t){var n=K["f"].create(e,t);return O["c"].transformPoint(n,this.getClientMatrix().inverse())}},{key:"clientToGraphPoint",value:function(e,t){var n=K["f"].create(e,t);return O["c"].transformPoint(n,this.graph.matrix().multiply(this.getClientMatrix().inverse()))}},{key:"pageToLocalPoint",value:function(e,t){var n=K["f"].create(e,t),r=n.diff(this.getPageOffset());return this.graphToLocalPoint(r)}},{key:"graphToLocalRect",value:function(e,t,n,r){var i=K["h"].create(e,t,n,r);return O["c"].transformRectangle(i,this.graph.matrix().inverse())}},{key:"clientToLocalRect",value:function(e,t,n,r){var i=K["h"].create(e,t,n,r);return O["c"].transformRectangle(i,this.getClientMatrix().inverse())}},{key:"clientToGraphRect",value:function(e,t,n,r){var i=K["h"].create(e,t,n,r);return O["c"].transformRectangle(i,this.graph.matrix().multiply(this.getClientMatrix().inverse()))}},{key:"pageToLocalRect",value:function(e,t,n,r){var i=K["h"].create(e,t,n,r),o=this.getPageOffset();return i.x-=o.x,i.y-=o.y,this.graphToLocalRect(i)}}]),n}(Mr),xi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},wi=function(e){u(n,e);var t=c(n);function n(){var e;return f(this,n),e=t.apply(this,arguments),e.widget=e.graph.hook.createSnapline(),e}return 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i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},ki=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"widgetOptions",get:function(){return this.options.scroller}},{key:"pannable",get:function(){return!!this.widgetOptions&&("object"===p(this.widgetOptions.pannable)?this.widgetOptions.pannable.enabled:!!this.widgetOptions.pannable)}},{key:"init",value:function(){this.widget=this.graph.hook.createScroller(),this.startListening(),this.updateClassName(),this.widget&&this.widget.center()}},{key:"startListening",value:function(){var e=[],t=this.widgetOptions.pannable;e="object"===p(t)?t.eventTypes||[]:["leftMouseDown"],e.includes("leftMouseDown")&&(this.graph.on("blank:mousedown",this.preparePanning,this),this.graph.on("node:unhandled:mousedown",this.preparePanning,this),this.graph.on("edge:unhandled:mousedown",this.preparePanning,this)),e.includes("rightMouseDown")&&(this.onRightMouseDown=this.onRightMouseDown.bind(this),this.view.$(this.graph.container).on("mousedown",this.onRightMouseDown))}},{key:"stopListening",value:function(){var e=[],t=this.widgetOptions.pannable;e="object"===p(t)?t.eventTypes||[]:["leftMouseDown"],e.includes("leftMouseDown")&&(this.graph.off("blank:mousedown",this.preparePanning,this),this.graph.off("node:unhandled:mousedown",this.preparePanning,this),this.graph.off("edge:unhandled:mousedown",this.preparePanning,this)),e.includes("rightMouseDown")&&this.view.$(this.graph.container).off("mousedown",this.onRightMouseDown)}},{key:"onRightMouseDown",value:function(e){var t=this;2===e.button&&this.allowPanning(e,!0)&&this.widget&&(this.updateClassName(!0),this.widget.startPanning(e),this.widget.once("pan:stop",(function(){return t.updateClassName(!1)})))}},{key:"preparePanning",value:function(e){var t=this,n=e.e;this.widget&&(this.allowPanning(n,!0)||this.allowPanning(n)&&!this.graph.selection.allowRubberband(n,!0))&&(this.updateClassName(!0),this.widget.startPanning(n),this.widget.once("pan:stop",(function(){return t.updateClassName(!1)})))}},{key:"allowPanning",value:function(e,t){return this.widget&&this.pannable&&mi.isMatch(e,this.widgetOptions.modifiers,t)&&this.graph.hook.allowPanning(e)}},{key:"updateClassName",value:function(e){if(null!=this.widget){var t=this.widget.container,n=this.view.prefixClassName("graph-scroller-pannable");this.pannable?(O["c"].addClass(t,n),t.dataset.panning=(!!e).toString()):O["c"].removeClass(t,n)}}},{key:"enablePanning",value:function(){this.pannable||(this.widgetOptions.pannable=!0,this.updateClassName())}},{key:"disablePanning",value:function(){this.pannable&&(this.widgetOptions.pannable=!1,this.updateClassName())}},{key:"lock",value:function(){this.widget&&this.widget.lock()}},{key:"unlock",value:function(){this.widget&&this.widget.unlock()}},{key:"update",value:function(){this.widget&&this.widget.update()}},{key:"enableAutoResize",value:function(){this.widget&&this.widget.enableAutoResize()}},{key:"disableAutoResize",value:function(){this.widget&&this.widget.disableAutoResize()}},{key:"resize",value:function(e,t){this.widget&&this.widget.resize(e,t)}},{key:"dispose",value:function(){this.widget&&this.widget.dispose(),this.stopListening()}}]),n}(Mr);Ci([Mr.dispose()],ki.prototype,"dispose",null);var Ei=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Si=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},Ai=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"commonOptions",get:function(){var e=this.instanceOptions,t=(e.enabled,Si(e,["enabled"]));return t}},{key:"instanceOptions",get:function(){return this.options.clipboard}},{key:"cells",get:function(){return this.widget.cells}},{key:"disabled",get:function(){return!0!==this.instanceOptions.enabled}},{key:"init",value:function(){this.widget=this.graph.hook.createClipboard(),this.widget.deserialize(this.instanceOptions)}},{key:"enable",value:function(){this.disabled&&(this.instanceOptions.enabled=!0)}},{key:"disable",value:function(){this.disabled||(this.instanceOptions.enabled=!1)}},{key:"copy",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.disabled||this.widget.copy(e,this.graph,Object.assign(Object.assign({},this.commonOptions),t))}},{key:"cut",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.disabled||this.widget.cut(e,this.graph,Object.assign(Object.assign({},this.commonOptions),t))}},{key:"paste",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.graph;return this.disabled?[]:this.widget.paste(t,Object.assign(Object.assign({},this.commonOptions),e))}},{key:"clean",value:function(e){this.disabled&&!e||this.widget.clean()}},{key:"isEmpty",value:function(){return this.widget.isEmpty()}},{key:"dispose",value:function(){this.clean(!0)}}]),n}(Mr);Ei([Mr.dispose()],Ai.prototype,"dispose",null);var Oi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Mi=function(e){u(n,e);var t=c(n);function n(){var e;return f(this,n),e=t.apply(this,arguments),e.highlights={},e}return g(n,[{key:"init",value:function(){this.startListening()}},{key:"startListening",value:function(){this.graph.on("cell:highlight",this.onCellHighlight,this),this.graph.on("cell:unhighlight",this.onCellUnhighlight,this)}},{key:"stopListening",value:function(){this.graph.off("cell:highlight",this.onCellHighlight,this),this.graph.off("cell:unhighlight",this.onCellUnhighlight,this)}},{key:"onCellHighlight",value:function(e){var t=e.view,n=e.magnet,r=e.options,i=void 0===r?{}:r,o=this.resolveHighlighter(i);if(o){var a=this.getHighlighterId(n,o);if(!this.highlights[a]){var s=o.highlighter;s.highlight(t,n,Object.assign({},o.args)),this.highlights[a]={cellView:t,magnet:n,highlighter:s,args:o.args}}}}},{key:"onCellUnhighlight",value:function(e){var t=e.magnet,n=e.options,r=void 0===n?{}:n,i=this.resolveHighlighter(r);if(i){var o=this.getHighlighterId(t,i);this.unhighlight(o)}}},{key:"resolveHighlighter",value:function(e){var t=this.options,n=e.highlighter;if(null==n){var r=e.type;n=r&&t.highlighting[r]||t.highlighting.default}if(null==n)return null;var i="string"===typeof n?{name:n}:n,o=i.name,a=te.registry.get(o);return null==a?te.registry.onNotFound(o):(te.check(o,a),{name:o,highlighter:a,args:i.args||{}})}},{key:"getHighlighterId",value:function(e,t){return O["c"].ensureId(e),t.name+e.id+JSON.stringify(t.args)}},{key:"unhighlight",value:function(e){var t=this.highlights[e];t&&(t.highlighter.unhighlight(t.cellView,t.magnet,t.args),delete this.highlights[e])}},{key:"dispose",value:function(){var e=this;Object.keys(this.highlights).forEach((function(t){return e.unhighlight(t)})),this.stopListening()}}]),n}(Mr);Oi([Mi.dispose()],Mi.prototype,"dispose",null);var Pi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Ti=function(e){u(n,e);var t=c(n);function n(){var e;return f(this,n),e=t.apply(this,arguments),e.widgets=new Map,e}return g(n,[{key:"container",get:function(){return this.graph.view.container}},{key:"viewport",get:function(){return this.graph.view.viewport}},{key:"isSelectionEnabled",get:function(){return!0===this.options.selecting.enabled}},{key:"init",value:function(){this.startListening(),this.resize()}},{key:"startListening",value:function(){this.graph.on("node:mouseup",this.onNodeMouseUp,this),this.graph.on("node:selected",this.onNodeSelected,this),this.graph.on("node:unselected",this.onNodeUnSelected,this)}},{key:"stopListening",value:function(){this.graph.off("node:mouseup",this.onNodeMouseUp,this),this.graph.off("node:selected",this.onNodeSelected,this),this.graph.off("node:unselected",this.onNodeUnSelected,this)}},{key:"onNodeMouseUp",value:function(e){var t=e.node;if(!this.isSelectionEnabled){var n=this.graph.hook.createTransform(t,{clearAll:!0});n&&this.widgets.set(t,n)}}},{key:"onNodeSelected",value:function(e){var t=e.node;if(this.isSelectionEnabled){var n=this.graph.hook.createTransform(t,{clearAll:!1});n&&this.widgets.set(t,n)}}},{key:"onNodeUnSelected",value:function(e){var t=e.node;if(this.isSelectionEnabled){var n=this.widgets.get(t);n&&n.dispose(),this.widgets.delete(t)}}},{key:"getMatrix",value:function(){var e=this.viewport.getAttribute("transform");return e!==this.viewportTransformString&&(this.viewportMatrix=this.viewport.getCTM(),this.viewportTransformString=e),O["c"].createSVGMatrix(this.viewportMatrix)}},{key:"setMatrix",value:function(e){var t=O["c"].createSVGMatrix(e),n=O["c"].matrixToTransformString(t);this.viewport.setAttribute("transform",n),this.viewportMatrix=t,this.viewportTransformString=n}},{key:"resize",value:function(e,t){var n=void 0===e?this.options.width:e,r=void 0===t?this.options.height:t;this.options.width=n,this.options.height=r,"number"===typeof n&&(n=Math.round(n)),"number"===typeof r&&(r=Math.round(r)),this.container.style.width=null==n?"":"".concat(n,"px"),this.container.style.height=null==r?"":"".concat(r,"px");var i=this.getComputedSize();return this.graph.trigger("resize",Object.assign({},i)),this}},{key:"getComputedSize",value:function(){var e=this.options.width,t=this.options.height;return O["f"].isNumber(e)||(e=this.container.clientWidth),O["f"].isNumber(t)||(t=this.container.clientHeight),{width:e,height:t}}},{key:"getScale",value:function(){return O["c"].matrixToScale(this.getMatrix())}},{key:"scale",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0;if(e=this.clampScale(e),t=this.clampScale(t),n||r){var i=this.getTranslation(),o=i.tx-n*(e-1),a=i.ty-r*(t-1);o===i.tx&&a===i.ty||this.translate(o,a)}var s=this.getMatrix();return s.a=e,s.d=t,this.setMatrix(s),this.graph.trigger("scale",{sx:e,sy:t,ox:n,oy:r}),this}},{key:"clampScale",value:function(e){var t=this.graph.options.scaling;return O["f"].clamp(e,t.min||.01,t.max||16)}},{key:"getZoom",value:function(){return this.getScale().sx}},{key:"zoom",value:function(e,t){t=t||{};var n=e,r=e,i=this.getScale(),o=this.getComputedSize(),a=o.width/2,s=o.height/2;if(t.absolute||(n+=i.sx,r+=i.sy),t.scaleGrid&&(n=Math.round(n/t.scaleGrid)*t.scaleGrid,r=Math.round(r/t.scaleGrid)*t.scaleGrid),t.maxScale&&(n=Math.min(t.maxScale,n),r=Math.min(t.maxScale,r)),t.minScale&&(n=Math.max(t.minScale,n),r=Math.max(t.minScale,r)),t.center&&(a=t.center.x,s=t.center.y),n=this.clampScale(n),r=this.clampScale(r),a||s){var l=this.getTranslation(),u=a-(a-l.tx)*(n/i.sx),c=s-(s-l.ty)*(r/i.sy);u===l.tx&&c===l.ty||this.translate(u,c)}return this.scale(n,r),this}},{key:"getRotation",value:function(){return O["c"].matrixToRotation(this.getMatrix())}},{key:"rotate",value:function(e,t,n){if(null==t||null==n){var r=O["c"].getBBox(this.graph.view.stage);t=r.width/2,n=r.height/2}var i=this.getMatrix().translate(t,n).rotate(e).translate(-t,-n);return this.setMatrix(i),this}},{key:"getTranslation",value:function(){return O["c"].matrixToTranslation(this.getMatrix())}},{key:"translate",value:function(e,t){var n=this.getMatrix();n.e=e||0,n.f=t||0,this.setMatrix(n);var r=this.getTranslation();return this.options.x=r.tx,this.options.y=r.ty,this.graph.trigger("translate",Object.assign({},r)),this}},{key:"setOrigin",value:function(e,t){return this.translate(e||0,t||0)}},{key:"fitToContent",value:function(e,t,n,r){if("object"===p(e)){var i=e;e=i.gridWidth||1,t=i.gridHeight||1,n=i.padding||0,r=i}else e=e||1,t=t||1,n=n||0,null==r&&(r={});var o=O["f"].normalizeSides(n),a=r.border||0,s=r.contentArea?K["h"].create(r.contentArea):this.getContentArea(r);a>0&&s.inflate(a);var l=this.getScale(),u=this.getTranslation(),c=l.sx,h=l.sy;s.x*=c,s.y*=h,s.width*=c,s.height*=h;var d=Math.max(Math.ceil((s.width+s.x)/e),1)*e,f=Math.max(Math.ceil((s.height+s.y)/t),1)*t,g=0,v=0;("negative"===r.allowNewOrigin&&s.x<0||"positive"===r.allowNewOrigin&&s.x>=0||"any"===r.allowNewOrigin)&&(g=Math.ceil(-s.x/e)*e,g+=o.left,d+=g),("negative"===r.allowNewOrigin&&s.y<0||"positive"===r.allowNewOrigin&&s.y>=0||"any"===r.allowNewOrigin)&&(v=Math.ceil(-s.y/t)*t,v+=o.top,f+=v),d+=o.right,f+=o.bottom,d=Math.max(d,r.minWidth||0),f=Math.max(f,r.minHeight||0),d=Math.min(d,r.maxWidth||Number.MAX_SAFE_INTEGER),f=Math.min(f,r.maxHeight||Number.MAX_SAFE_INTEGER);var y=this.getComputedSize(),m=d!==y.width||f!==y.height,b=g!==u.tx||v!==u.ty;return b&&this.translate(g,v),m&&this.resize(d,f),new K["h"](-g/c,-v/h,d/c,f/h)}},{key:"scaleContentToFit",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.scaleContentToFitImpl(e)}},{key:"scaleContentToFitImpl",value:function(){var e,t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},r=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];if(n.contentArea){var i=n.contentArea;e=this.graph.localToGraph(i),t=K["f"].create(i)}else e=this.getContentBBox(n),t=this.graph.graphToLocal(e);if(e.width&&e.height){var o,a=O["f"].normalizeSides(n.padding),s=n.minScale||0,l=n.maxScale||Number.MAX_SAFE_INTEGER,u=n.minScaleX||s,c=n.maxScaleX||l,h=n.minScaleY||s,d=n.maxScaleY||l;if(n.viewportArea)o=n.viewportArea;else{var f=this.getComputedSize(),g=this.getTranslation();o={x:g.tx,y:g.ty,width:f.width,height:f.height}}o=K["h"].create(o).moveAndExpand({x:a.left,y:a.top,width:-a.left-a.right,height:-a.top-a.bottom});var p=this.getScale(),v=o.width/e.width*p.sx,y=o.height/e.height*p.sy;!1!==n.preserveAspectRatio&&(v=y=Math.min(v,y));var m=n.scaleGrid;if(m&&(v=m*Math.floor(v/m),y=m*Math.floor(y/m)),v=O["f"].clamp(v,u,c),y=O["f"].clamp(y,h,d),this.scale(v,y),r){var b=this.options,x=o.x-t.x*v-b.x,w=o.y-t.y*y-b.y;this.translate(x,w)}}}},{key:"getContentArea",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return e.useCellGeometry?this.model.getAllCellsBBox()||new K["h"]:O["c"].getBBox(this.graph.view.stage)}},{key:"getContentBBox",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.graph.localToGraph(this.getContentArea(e))}},{key:"getGraphArea",value:function(){var e=K["h"].fromSize(this.getComputedSize());return this.graph.graphToLocal(e)}},{key:"zoomToRect",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=K["h"].create(e),r=this.graph;t.contentArea=n,null==t.viewportArea&&(t.viewportArea={x:r.options.x,y:r.options.y,width:this.options.width,height:this.options.height}),this.scaleContentToFitImpl(t,!1);var i=n.getCenter();return this.centerPoint(i.x,i.y),this}},{key:"zoomToFit",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.zoomToRect(this.getContentArea(e),e)}},{key:"centerPoint",value:function(e,t){var n=this.getComputedSize(),r=this.getScale(),i=this.getTranslation(),o=n.width/2,a=n.height/2;e="number"===typeof e?e:o,t="number"===typeof t?t:a,e=o-e*r.sx,t=a-t*r.sy,i.tx===e&&i.ty===t||this.translate(e,t)}},{key:"centerContent",value:function(e){var t=this.graph.getContentArea(e),n=t.getCenter();this.centerPoint(n.x,n.y)}},{key:"centerCell",value:function(e){return this.positionCell(e,"center")}},{key:"positionPoint",value:function(e,t,n){var r=this.getComputedSize();t=O["f"].normalizePercentage(t,Math.max(0,r.width)),t<0&&(t=r.width+t),n=O["f"].normalizePercentage(n,Math.max(0,r.height)),n<0&&(n=r.height+n);var i=this.getTranslation(),o=this.getScale(),a=t-e.x*o.sx,s=n-e.y*o.sy;i.tx===a&&i.ty===s||this.translate(a,s)}},{key:"positionRect",value:function(e,t){var n=K["h"].create(e);switch(t){case"center":return this.positionPoint(n.getCenter(),"50%","50%");case"top":return this.positionPoint(n.getTopCenter(),"50%",0);case"top-right":return this.positionPoint(n.getTopRight(),"100%",0);case"right":return this.positionPoint(n.getRightMiddle(),"100%","50%");case"bottom-right":return this.positionPoint(n.getBottomRight(),"100%","100%");case"bottom":return this.positionPoint(n.getBottomCenter(),"50%","100%");case"bottom-left":return this.positionPoint(n.getBottomLeft(),0,"100%");case"left":return this.positionPoint(n.getLeftMiddle(),0,"50%");case"top-left":return this.positionPoint(n.getTopLeft(),0,0);default:return this}}},{key:"positionCell",value:function(e,t){var n=e.getBBox();return this.positionRect(n,t)}},{key:"positionContent",value:function(e,t){var n=this.graph.getContentArea(t);return this.positionRect(n,e)}},{key:"dispose",value:function(){this.widgets.forEach((function(e){return e.dispose()})),this.widgets.clear(),this.stopListening()}}]),n}(Mr);Pi([Ti.dispose()],Ti.prototype,"dispose",null);var Di=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Ni=function(e){u(n,e);var t=c(n);function n(){var e;return f(this,n),e=t.apply(this,arguments),e.movedMap=new WeakMap,e.unselectMap=new WeakMap,e}return g(n,[{key:"widgetOptions",get:function(){return this.options.selecting}},{key:"rubberbandDisabled",get:function(){return!0!==this.widgetOptions.enabled||!0!==this.widgetOptions.rubberband}},{key:"disabled",get:function(){return!0!==this.widgetOptions.enabled}},{key:"length",get:function(){return this.widget.length}},{key:"cells",get:function(){return this.widget.cells}},{key:"init",value:function(){this.widget=this.graph.hook.createSelection(),this.startListening()}},{key:"startListening",value:function(){this.graph.on("blank:mousedown",this.onBlankMouseDown,this),this.graph.on("blank:click",this.onBlankClick,this),this.graph.on("cell:mousemove",this.onCellMouseMove,this),this.graph.on("cell:mouseup",this.onCellMouseUp,this),this.widget.on("box:mousedown",this.onBoxMouseDown,this)}},{key:"stopListening",value:function(){this.graph.off("blank:mousedown",this.onBlankMouseDown,this),this.graph.off("blank:click",this.onBlankClick,this),this.graph.off("cell:mousemove",this.onCellMouseMove,this),this.graph.off("cell:mouseup",this.onCellMouseUp,this),this.widget.off("box:mousedown",this.onBoxMouseDown,this)}},{key:"onBlankMouseDown",value:function(e){var t=e.e;(this.allowRubberband(t,!0)||this.allowRubberband(t)&&!this.graph.scroller.allowPanning(t,!0)&&!this.graph.panning.allowPanning(t,!0))&&this.startRubberband(t)}},{key:"onBlankClick",value:function(){this.clean()}},{key:"allowRubberband",value:function(e,t){return!this.rubberbandDisabled&&mi.isMatch(e,this.widgetOptions.modifiers,t)&&this.graph.hook.allowRubberband(e)}},{key:"onCellMouseMove",value:function(e){var t=e.cell;this.movedMap.set(t,!0)}},{key:"onCellMouseUp",value:function(e){var t=e.e,n=e.cell,r=this.widgetOptions,i=this.disabled;!i&&this.movedMap.has(n)&&(i=!1===r.selectCellOnMoved,i||(i=!1===r.selectNodeOnMoved&&n.isNode()),i||(i=!1===r.selectEdgeOnMoved&&n.isEdge())),i||(!1===r.multiple||!t.ctrlKey&&!t.metaKey?this.reset(n):this.unselectMap.has(n)?this.unselectMap.delete(n):this.isSelected(n)?this.unselect(n):this.select(n)),this.movedMap.delete(n)}},{key:"onBoxMouseDown",value:function(e){var t=e.e,n=e.cell;this.disabled||!1!==this.widgetOptions.multiple&&(t.ctrlKey||t.metaKey)&&(this.unselect(n),this.unselectMap.set(n,!0))}},{key:"isEmpty",value:function(){return this.length<=0}},{key:"isSelected",value:function(e){return this.widget.isSelected(e)}},{key:"getCells",value:function(e){var t=this;return(Array.isArray(e)?e:[e]).map((function(e){return"string"===typeof e?t.graph.getCellById(e):e})).filter((function(e){return null!=e}))}},{key:"select",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.getCells(e);return n.length&&(this.isMultiple()?this.widget.select(n,t):this.reset(n.slice(0,1),t)),this}},{key:"unselect",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.widget.unselect(this.getCells(e),t),this}},{key:"reset",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.widget.reset(e?this.getCells(e):[],t),this}},{key:"clean",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.widget.clean(e),this}},{key:"enable",value:function(){return this.disabled&&(this.widgetOptions.enabled=!0),this}},{key:"disable",value:function(){return this.disabled||(this.widgetOptions.enabled=!1),this}},{key:"startRubberband",value:function(e){return this.rubberbandDisabled||this.widget.startSelecting(e),this}},{key:"enableRubberband",value:function(){return this.rubberbandDisabled&&(this.widgetOptions.rubberband=!0),this}},{key:"disableRubberband",value:function(){return this.rubberbandDisabled||(this.widgetOptions.rubberband=!1),this}},{key:"isMultiple",value:function(){return!1!==this.widgetOptions.multiple}},{key:"enableMultiple",value:function(){return this.widgetOptions.multiple=!0,this}},{key:"disableMultiple",value:function(){return this.widgetOptions.multiple=!1,this}},{key:"setModifiers",value:function(e){return this.widgetOptions.modifiers=e,this}},{key:"setContent",value:function(e){return this.widget.setContent(e),this}},{key:"setFilter",value:function(e){return this.widget.setFilter(e),this}},{key:"dispose",value:function(){this.stopListening(),this.widget.dispose()}}]),n}(Mr);Di([Mr.dispose()],Ni.prototype,"dispose",null);var ji,Li=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Fi=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},Ri=function(e){u(n,e);var t=c(n);function n(e){var r;return f(this,n),r=t.call(this),r.batchCommands=null,r.batchLevel=0,r.lastBatchIndex=-1,r.freezed=!1,r.handlers=[],r.graph=e.graph,r.model=e.graph.model,r.options=ji.getOptions(e),r.validator=new n.Validator({history:a(r),cancelInvalid:r.options.cancelInvalid}),r.clean(),r.startListening(),r}return g(n,[{key:"disabled",get:function(){return!0!==this.options.enabled}},{key:"enable",value:function(){this.disabled&&(this.options.enabled=!0)}},{key:"disable",value:function(){this.disabled||(this.options.enabled=!1)}},{key:"undo",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(!this.disabled){var t=this.undoStack.pop();t&&(this.revertCommand(t,e),this.redoStack.push(t),this.notify("undo",t,e))}return this}},{key:"redo",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(!this.disabled){var t=this.redoStack.pop();t&&(this.applyCommand(t,e),this.undoStack.push(t),this.notify("redo",t,e))}return this}},{key:"cancel",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(!this.disabled){var t=this.undoStack.pop();t&&(this.revertCommand(t,e),this.redoStack=[],this.notify("cancel",t,e))}return this}},{key:"clean",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.undoStack=[],this.redoStack=[],this.notify("clean",null,e),this}},{key:"canUndo",value:function(){return!this.disabled&&this.undoStack.length>0}},{key:"canRedo",value:function(){return!this.disabled&&this.redoStack.length>0}},{key:"validate",value:function(e){for(var t,n=arguments.length,r=new Array(n>1?n-1:0),i=1;i<n;i++)r[i-1]=arguments[i];return(t=this.validator).validate.apply(t,[e].concat(r)),this}},{key:"dispose",value:function(){this.validator.dispose(),this.clean(),this.stopListening()}},{key:"startListening",value:function(){var e=this;this.model.on("batch:start",this.initBatchCommand,this),this.model.on("batch:stop",this.storeBatchCommand,this),this.options.eventNames&&this.options.eventNames.forEach((function(t,n){e.handlers[n]=e.addCommand.bind(e,t),e.model.on(t,e.handlers[n])})),this.validator.on("invalid",(function(t){return e.trigger("invalid",t)}))}},{key:"stopListening",value:function(){var e=this;this.model.off("batch:start",this.initBatchCommand,this),this.model.off("batch:stop",this.storeBatchCommand,this),this.options.eventNames&&(this.options.eventNames.forEach((function(t,n){e.model.off(t,e.handlers[n])})),this.handlers.length=0),this.validator.off("invalid")}},{key:"createCommand",value:function(e){return{batch:!!e&&e.batch,data:{}}}},{key:"revertCommand",value:function(e,t){this.freezed=!0;for(var n=Array.isArray(e)?ji.sortBatchCommands(e):[e],r=n.length-1;r>=0;r-=1){var i=n[r],o=Object.assign(Object.assign({},t),O["g"].pick(i.options,this.options.revertOptionsList||[]));this.executeCommand(i,!0,o)}this.freezed=!1}},{key:"applyCommand",value:function(e,t){this.freezed=!0;for(var n=Array.isArray(e)?ji.sortBatchCommands(e):[e],r=0;r<n.length;r+=1){var i=n[r],o=Object.assign(Object.assign({},t),O["g"].pick(i.options,this.options.applyOptionsList||[]));this.executeCommand(i,!1,o)}this.freezed=!1}},{key:"executeCommand",value:function(e,t,n){var r=this.model,i=r.getCell(e.data.id),o=e.event;if(ji.isAddEvent(o)&&t||ji.isRemoveEvent(o)&&!t)i.remove(n);else if(ji.isAddEvent(o)&&!t||ji.isRemoveEvent(o)&&t){var a=e.data;a.node?r.addNode(a.props,n):a.edge&&r.addEdge(a.props,n)}else if(ji.isChangeEvent(o)){var s=e.data,l=s.key;if(l){var u=t?s.prev[l]:s.next[l];i.prop(l,u,n)}}else{var c=this.options.executeCommand;c&&O["d"].call(c,this,e,t,n)}}},{key:"addCommand",value:function(e,t){if(!this.freezed&&!this.disabled){var n=t,r=n.options||{};if(!r.dryrun&&!(ji.isAddEvent(e)&&this.options.ignoreAdd||ji.isRemoveEvent(e)&&this.options.ignoreRemove||ji.isChangeEvent(e)&&this.options.ignoreChange)){var i=this.options.beforeAddCommand;if(null==i||!1!==O["d"].call(i,this,e,t)){"cell:change:*"===e&&(e="cell:change:".concat(n.key));var o,a=n.cell,s=hr.isModel(a);if(this.batchCommands){o=this.batchCommands[Math.max(this.lastBatchIndex,0)];var l=s&&!o.modelChange||o.data.id!==a.id,u=o.event!==e;if(this.lastBatchIndex>=0&&(l||u)){var c=this.batchCommands.findIndex((function(t){return(s&&t.modelChange||t.data.id===a.id)&&t.event===e}));c<0||ji.isAddEvent(e)||ji.isRemoveEvent(e)?o=this.createCommand({batch:!0}):(o=this.batchCommands[c],this.batchCommands.splice(c,1)),this.batchCommands.push(o),this.lastBatchIndex=this.batchCommands.length-1}}else o=this.createCommand({batch:!1});if(ji.isAddEvent(e)||ji.isRemoveEvent(e)){var h=o.data;return o.event=e,o.options=r,h.id=a.id,h.props=O["g"].cloneDeep(a.toJSON()),a.isEdge()?h.edge=!0:a.isNode()&&(h.node=!0),this.push(o,r)}if(ji.isChangeEvent(e)){var d=t.key,f=o.data;return o.batch&&o.event||(o.event=e,o.options=r,f.key=d,null==f.prev&&(f.prev={}),f.prev[d]=O["g"].clone(a.previous(d)),s?o.modelChange=!0:f.id=a.id),null==f.next&&(f.next={}),f.next[d]=O["g"].clone(a.prop(d)),this.push(o,r)}var g=this.options.afterAddCommand;g&&O["d"].call(g,this,e,t,o),this.push(o,r)}}}}},{key:"initBatchCommand",value:function(e){this.freezed||(this.batchCommands?this.batchLevel+=1:(this.batchCommands=[this.createCommand({batch:!0})],this.batchLevel=0,this.lastBatchIndex=-1))}},{key:"storeBatchCommand",value:function(e){if(!this.freezed)if(this.batchCommands&&this.batchLevel<=0){var t=this.filterBatchCommand(this.batchCommands);t.length>0&&(this.redoStack=[],this.undoStack.push(t),this.notify("add",t,e)),this.batchCommands=null,this.lastBatchIndex=-1,this.batchLevel=0}else this.batchCommands&&this.batchLevel>0&&(this.batchLevel-=1)}},{key:"filterBatchCommand",value:function(e){var t=e.slice(),n=[],r=function(){var e=t.shift(),r=e.event,i=e.data.id;if(null!=r&&(null!=i||e.modelChange)){if(ji.isAddEvent(r)){var o=t.findIndex((function(e){return ji.isRemoveEvent(e.event)&&e.data.id===i}));if(o>=0)return t=t.filter((function(e,t){return o<t||e.data.id!==i})),"continue"}else if(ji.isRemoveEvent(r)){var a=t.findIndex((function(e){return ji.isAddEvent(e.event)&&e.data.id===i}));if(a>=0)return t.splice(a,1),"continue"}else if(ji.isChangeEvent(r)){var s=e.data;if(O["g"].isEqual(s.prev,s.next))return"continue"}n.push(e)}};while(t.length>0)r();return n}},{key:"notify",value:function(e,t,n){var r=null==t?null:Array.isArray(t)?t:[t];this.emit(e,{cmds:r,options:n}),this.emit("change",{cmds:r,options:n})}},{key:"push",value:function(e,t){this.redoStack=[],e.batch?(this.lastBatchIndex=Math.max(this.lastBatchIndex,0),this.emit("batch",{cmd:e,options:t})):(this.undoStack.push(e),this.notify("add",e,t))}}]),n}(Fn["a"]);Li([Fn["a"].dispose()],Ri.prototype,"dispose",null),function(e){var t=function(e){u(n,e);var t=c(n);function n(e){var r;return f(this,n),r=t.call(this),r.map={},r.command=e.history,r.cancelInvalid=!1!==e.cancelInvalid,r.command.on("add",r.onCommandAdded,a(r)),r}return g(n,[{key:"onCommandAdded",value:function(e){var t=this,n=e.cmds;return Array.isArray(n)?n.every((function(e){return t.isValidCommand(e)})):this.isValidCommand(n)}},{key:"isValidCommand",value:function(e){if(e.options&&!1===e.options.validation)return!0;var t=e.event&&this.map[e.event]||[],n=null;return t.forEach((function(t){var r=0,i=function i(o){var a=t[r];r+=1;try{if(!a)return void(n=o);a(o,e,i)}catch(o){i(o)}};i(n)})),!n||(this.cancelInvalid&&this.command.cancel(),this.emit("invalid",{err:n}),!1)}},{key:"validate",value:function(e){for(var t=this,n=arguments.length,r=new Array(n>1?n-1:0),i=1;i<n;i++)r[i-1]=arguments[i];var o=Array.isArray(e)?e:e.split(/\s+/);return r.forEach((function(e){if("function"!==typeof e)throw new Error("".concat(o.join(" ")," requires callback functions."))})),o.forEach((function(e){null==t.map[e]&&(t.map[e]=[]),t.map[e].push(r)})),this}},{key:"dispose",value:function(){this.command.off("add",this.onCommandAdded,this)}}]),n}(Fn["a"]);Li([Fn["a"].dispose()],t.prototype,"dispose",null),e.Validator=t}(Ri||(Ri={})),function(e){function t(e){return"cell:added"===e}function n(e){return"cell:removed"===e}function r(e){return null!=e&&e.startsWith("cell:change:")}function i(t){t.graph;var n=Fi(t,["graph"]),r=["cell:added","cell:removed","cell:change:*"],i=["batch:start","batch:stop"],o=t.eventNames?t.eventNames.filter((function(t){return!(e.isChangeEvent(t)||r.includes(t)||i.includes(t))})):r;return Object.assign(Object.assign({},n),{eventNames:o,applyOptionsList:t.applyOptionsList||["propertyPath"],revertOptionsList:t.revertOptionsList||["propertyPath"]})}function o(t){for(var n=[],r=0,i=t.length;r<i;r+=1){var o=t[r],a=null;if(e.isAddEvent(o.event))for(var s=o.data.id,l=0;l<r;l+=1)if(t[l].data.id===s){a=l;break}null!==a?n.splice(a,0,o):n.push(o)}return n}e.isAddEvent=t,e.isRemoveEvent=n,e.isChangeEvent=r,e.getOptions=i,e.sortBatchCommands=o}(ji||(ji={}));var Bi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},zi=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"widgetOptions",get:function(){return this.options.minimap}},{key:"init",value:function(){this.widget=this.graph.hook.createMiniMap()}},{key:"dispose",value:function(){this.widget&&this.widget.dispose()}}]),n}(Mr);Bi([Mr.dispose()],zi.prototype,"dispose",null);var Ii=n("8a60"),Vi=n.n(Ii),_i=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Gi=function(e){u(n,e);var t=c(n);function n(e){var r;f(this,n),r=t.call(this),r.options=e;var i=r.graph.scroller.widget;return r.container=i?i.container:r.graph.container,e.global?r.target=document:(r.target=r.container,r.disabled||r.target.setAttribute("tabindex","-1"),r.graph.on("cell:mouseup",r.focus,a(r)),r.graph.on("blank:mouseup",r.focus,a(r))),r.mousetrap=n.createMousetrap(a(r)),r}return g(n,[{key:"graph",get:function(){return this.options.graph}},{key:"disabled",get:function(){return!0!==this.options.enabled}},{key:"enable",value:function(){this.disabled&&(this.options.enabled=!0,this.graph.options.keyboard.enabled=!0,this.target instanceof HTMLElement&&this.target.setAttribute("tabindex","-1"))}},{key:"disable",value:function(){this.disabled||(this.options.enabled=!1,this.graph.options.keyboard.enabled=!1,this.target instanceof HTMLElement&&this.target.removeAttribute("tabindex"))}},{key:"on",value:function(e,t,n){this.mousetrap.bind(this.getKeys(e),t,n)}},{key:"off",value:function(e,t){this.mousetrap.unbind(this.getKeys(e),t)}},{key:"focus",value:function(){var e=this.target;e.focus({preventScroll:!0})}},{key:"getKeys",value:function(e){var t=this;return(Array.isArray(e)?e:[e]).map((function(e){return t.formatkey(e)}))}},{key:"formatkey",value:function(e){var t=e.toLowerCase().replace(/\s/g,"").replace("delete","del").replace("cmd","command"),n=this.options.format;return n?O["d"].call(n,this.graph,t):t}},{key:"isGraphEvent",value:function(e){var t=e.srcElement||e.target;return!!t&&(t===this.target||t===document.body||O["c"].contains(this.container,t))}},{key:"isEnabledForEvent",value:function(e){var t=!this.disabled&&this.isGraphEvent(e);if(t){var n=e.target,r=n&&n.tagName.toLowerCase(),i=e.keyCode||e.which;if("input"===r&&(8===i||46===i))return!1;if(this.options.guard)return O["d"].call(this.options.guard,this.graph,e)}return t}},{key:"dispose",value:function(){this.mousetrap.reset()}}]),n}(Fn["e"]);_i([Fn["e"].dispose()],Gi.prototype,"dispose",null),function(e){function t(e){var t=new Vi.a(e.target),n=t.stopCallback;return t.stopCallback=function(r,i,o){return!e.isEnabledForEvent(r)||!!n&&n.call(t,r,i,o)},t}e.createMousetrap=t}(Gi||(Gi={}));var Hi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Ui=function(e){u(n,e);var t=c(n);function n(e){var r;f(this,n),r=t.call(this),r.options=e,r.cumulatedFactor=1;var i=r.graph.scroller.widget;return r.container=i?i.container:r.graph.container,r.target=r.options.global?document:r.container,r.mousewheelHandle=new O["c"].MouseWheelHandle(r.target,r.onMouseWheel.bind(a(r)),r.allowMouseWheel.bind(a(r))),r.options.enabled&&r.enable(!0),r}return g(n,[{key:"graph",get:function(){return this.options.graph}},{key:"disabled",get:function(){return!0!==this.options.enabled}},{key:"enable",value:function(e){(this.disabled||e)&&(this.options.enabled=!0,this.graph.options.mousewheel.enabled=!0,this.mousewheelHandle.enable())}},{key:"disable",value:function(){this.disabled||(this.options.enabled=!1,this.graph.options.mousewheel.enabled=!1,this.mousewheelHandle.disable())}},{key:"allowMouseWheel",value:function(e){var t=e.originalEvent||e,n=this.options.guard;return(null==n||n.call(this.graph,t))&&mi.isMatch(t,this.options.modifiers)}},{key:"onMouseWheel",value:function(e){var t=e.originalEvent||e,n=this.options.guard;if((null==n||n.call(this.graph,t))&&mi.isMatch(t,this.options.modifiers)){var r=this.options.factor||1.2;null==this.currentScale&&(this.startPos={x:e.clientX,y:e.clientY},this.currentScale=this.graph.scroller.widget?this.graph.scroller.widget.zoom():this.graph.transform.getScale().sx);var i=e.deltaY;i<0?this.currentScale<.15?this.cumulatedFactor=(this.currentScale+.01)/this.currentScale:this.cumulatedFactor=Math.round(this.currentScale*r*20)/20/this.currentScale:this.currentScale<=.15?this.cumulatedFactor=(this.currentScale-.01)/this.currentScale:this.cumulatedFactor=Math.round(this.currentScale*(1/r)*20)/20/this.currentScale,this.cumulatedFactor=Math.max(.01,Math.min(this.currentScale*this.cumulatedFactor,160)/this.currentScale);var o=this.graph.scroller.widget,a=this.currentScale,s=this.graph.transform.clampScale(a*this.cumulatedFactor),l=this.options.minScale||Number.MIN_SAFE_INTEGER,u=this.options.maxScale||Number.MAX_SAFE_INTEGER;if(s=O["f"].clamp(s,l,u),s!==a)if(o)if(this.options.zoomAtMousePosition){var c=this.graph.coord.clientToLocalPoint(this.startPos);o.zoom(s,{absolute:!0,center:c.clone()})}else o.zoom(s,{absolute:!0});else if(this.options.zoomAtMousePosition){var h=this.graph.coord.clientToGraphPoint(this.startPos);this.graph.zoom(s,{absolute:!0,center:h.clone()})}else this.graph.zoom(s,{absolute:!0});this.currentScale=null,this.cumulatedFactor=1}}},{key:"dispose",value:function(){this.disable()}}]),n}(Fn["e"]);Hi([Fn["e"].dispose()],Ui.prototype,"dispose",null);var qi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},$i=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"show",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},r=Object.assign(Object.assign({},n.defaultOptions),t),i=this.createPrintPages(r);r.ready(i,(function(t){return e.showPrintWindow(t,r)}),{sheetSize:this.getSheetSize(r)})}},{key:"className",get:function(){return this.view.prefixClassName("graph-print")}},{key:"showPrintWindow",value:function(e,t){var n=this;if(e){var r=Object(O["e"])(document.body),i=Object(O["e"])(this.view.container),o=this.view.prefixClassName("graph-printing");r.addClass(o);var a=i.children().detach();e.forEach((function(e){e.removeClass("".concat(n.className,"-preview")).addClass("".concat(n.className,"-ready")).appendTo(r)}));var s=!1,l=function l(){s||(s=!0,r.removeClass(o),e.forEach((function(e){return e.remove()})),i.append(a),Object(O["e"])("#".concat(n.styleSheetId)).remove(),n.graph.trigger("after:print",t),Object(O["e"])(window).off("afterprint",l))};Object(O["e"])(window).one("afterprint",l),setTimeout(l,200),window.print()}}},{key:"createPrintPage",value:function(e,t){this.graph.trigger("before:print",t);var n=Object(O["e"])("<div/>").addClass(this.className),r=Object(O["e"])("<div/>").addClass(this.view.prefixClassName("graph-print-inner")).css("position","relative");t.size&&n.addClass("".concat(this.className,"-size-").concat(t.size));var i=O["m"].create(this.view.svg).clone(),o=i.findOne(".".concat(this.view.prefixClassName("graph-svg-stage")));r.append(i.node);var a=this.getSheetSize(t),s=this.graph.transform.getGraphArea(),l=this.graph.transform.getScale(),u=this.graph.translate(),c=O["c"].createSVGMatrix().translate(u.tx/l.sx,u.ty/l.sy),h=this.getPageInfo(s,e,a),d=h.scale,f=h.bbox;return r.css({left:0,top:0}),i.attr({width:f.width*d,height:f.height*d,style:"position:relative",viewBox:[f.x,f.y,f.width,f.height].join(" ")}),o.attr("transform",O["c"].matrixToTransformString(c)),n.append(r),n.addClass("".concat(this.className,"-preview")),{$page:n,sheetSize:a}}},{key:"createPrintPages",value:function(e){var t,n=this,r=this.getPrintArea(e),i=[];if(e.page){var o=this.getPageSize(r,e.page),a=this.getPageAreas(r,o);a.forEach((function(r){t=n.createPrintPage(r,e),i.push(t.$page)}))}else t=this.createPrintPage(r,e),i.push(t.$page);if(t){var s={width:t.sheetSize.cssWidth,height:t.sheetSize.cssHeight};this.updatePrintStyle(s,e)}return i}},{key:"styleSheetId",get:function(){return this.view.prefixClassName("graph-print-style")}},{key:"updatePrintStyle",value:function(e,t){var n=Object.keys(e).reduce((function(t,n){return"".concat(t," ").concat(n,":").concat(e[n],";")}),""),r=O["f"].normalizeSides(t.margin),i=t.marginUnit||"",o=t.sheetUnit||"",a="\n      @media print {\n        .".concat(this.className,".").concat(this.className,"-ready {\n          ").concat(n,"\n        }\n\n        @page {\n          margin:\n          ").concat([r.top+i,r.right+i,r.bottom+i,r.left+i].join(" "),";\n          size: ").concat(t.sheet.width+o," ").concat(t.sheet.height+o,";\n\n        .").concat(this.className,".").concat(this.className,"-preview {\n          ").concat(n,"\n        }\n      }"),s=this.styleSheetId,l=Object(O["e"])("#".concat(s));l.length?l.html(a):Object(O["e"])("head").append('\'<style type="text/css" id="'.concat(s,'">').concat(a,"</style>'"))}},{key:"getPrintArea",value:function(e){var t=e.area;if(!t){var n=O["f"].normalizeSides(e.padding);t=this.graph.getContentArea().moveAndExpand({x:-n.left,y:-n.top,width:n.left+n.right,height:n.top+n.bottom})}return t}},{key:"getPageSize",value:function(e,t){if("object"===p(t)){var n=t,r={width:n.width,height:n.height};return null==r.width&&(r.width=Math.ceil(e.width/(n.columns||1))),null==r.height&&(r.height=Math.ceil(e.height/(n.rows||1))),r}return{width:e.width,height:e.height}}},{key:"getPageAreas",value:function(e,t){for(var n=[],r=t.width,i=t.height,o=0,a=0;o<e.height&&a<200;o+=i,a+=1)for(var s=0,l=0;s<e.width&&l<200;s+=r,l+=1)n.push(new K["h"](e.x+s,e.y+o,r,i));return n}},{key:"getSheetSize",value:function(e){var t=e.sheet,n=O["f"].normalizeSides(e.margin),r=e.marginUnit||"",i=e.sheetUnit||"",o="calc(".concat(t.width).concat(i," - ").concat(n.left+n.right).concat(r,")"),a="calc(".concat(t.height).concat(i," - ").concat(n.top+n.bottom).concat(r,")"),s=O["l"].measure(o,a);return{cssWidth:o,cssHeight:a,width:s.width,height:s.height}}},{key:"getPageInfo",value:function(e,t,n){var r=new K["h"](t.x-e.x,t.y-e.y,t.width,t.height),i=r.width/r.height,o=n.width/n.height;return{bbox:r,scale:o<i?n.width/r.width:n.height/r.height,fitHorizontal:o<i}}},{key:"dispose",value:function(){}}]),n}(Mr);qi([Mr.dispose()],$i.prototype,"dispose",null),function(e){e.defaultOptions={page:!1,sheet:{width:210,height:297},sheetUnit:"mm",margin:.4,marginUnit:"in",padding:5,ready:function(e,t){return t(e)}}}($i||($i={}));var Wi=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"toSVG",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.graph.trigger("before:export",n);var r=this.view.svg,i=O["m"].create(r).clone(),o=i.node,a=i.findOne(".".concat(this.view.prefixClassName("graph-svg-stage"))),s=n.viewBox||this.graph.graphToLocal(this.graph.getContentBBox()),l=n.preserveDimensions;if(l){var u="boolean"===typeof l?s:l;i.attr({width:u.width,height:u.height})}if(i.removeAttribute("style").attr("viewBox",[s.x,s.y,s.width,s.height].join(" ")),a.removeAttribute("transform"),!1!==n.copyStyles){for(var c=r.ownerDocument,h=Array.from(r.querySelectorAll("*")),d=Array.from(o.querySelectorAll("*")),f=c.styleSheets.length,g=[],p=f-1;p>=0;p-=1)g[p]=c.styleSheets[p],c.styleSheets[p].disabled=!0;var v={};h.forEach((function(e,t){var n=window.getComputedStyle(e,null),r={};Object.keys(n).forEach((function(e){r[e]=n.getPropertyValue(e)})),v[t]=r})),f!==c.styleSheets.length&&g.forEach((function(e,t){c.styleSheets[t]=e}));for(var y=0;y<f;y+=1)c.styleSheets[y].disabled=!1;var m={};h.forEach((function(e,t){var n=window.getComputedStyle(e,null),r=v[t],i={};Object.keys(n).forEach((function(e){n.getPropertyValue(e)!==r[e]&&(i[e]=n.getPropertyValue(e))})),m[t]=i})),d.forEach((function(e,t){Tr()(e).css(m[t])}))}var b=n.stylesheet;if("string"===typeof b){var x=r.ownerDocument.implementation.createDocument(null,"xml",null).createCDATASection(b);i.prepend(O["m"].create("style",{type:"text/css"},[x]))}var w=function(){var r=n.beforeSerialize;if("function"===typeof r){var i=O["d"].call(r,t.graph,o);i instanceof SVGSVGElement&&(o=i)}var a=(new XMLSerializer).serializeToString(o).replace(/&nbsp;/g," ");t.graph.trigger("after:export",n),e(a)};if(n.serializeImages){var C=i.find("image").map((function(e){return new Promise((function(t){var n=e.attr("xlink:href")||e.attr("href");O["b"].imageToDataUri(n,(function(n,r){!n&&r&&e.attr("xlink:href",r),t()}))}))}));Promise.all(C).then(w)}else w()}},{key:"toDataURL",value:function(e,t){var n=t.viewBox||this.graph.getContentBBox(),r=O["f"].normalizeSides(t.padding);t.width&&t.height&&(r.left+r.right>=t.width&&(r.left=r.right=0),r.top+r.bottom>=t.height&&(r.top=r.bottom=0));var i=new K["h"](-r.left,-r.top,r.left+r.right,r.top+r.bottom);if(t.width&&t.height){var o=n.width+r.left+r.right,a=n.height+r.top+r.bottom;i.scale(o/t.width,a/t.height)}n=K["h"].create(n).moveAndExpand(i);var s="number"===typeof t.width&&"number"===typeof t.height?{width:t.width,height:t.height}:n,l=t.ratio?parseFloat(t.ratio):1;Number.isFinite(l)&&0!==l||(l=1);var u={width:Math.max(Math.round(s.width*l),1),height:Math.max(Math.round(s.height*l),1)},c=document.createElement("canvas"),h=c.getContext("2d");c.width=u.width,c.height=u.height;var d=u.width-1,f=u.height-1;h.fillStyle="rgb(1,1,1)",h.fillRect(d,f,1,1);var g=h.getImageData(d,f,1,1).data;if(1!==g[0]||1!==g[1]||1!==g[2])throw new Error("size exceeded");var p=new Image;p.onload=function(){var n=document.createElement("canvas");n.width=u.width,n.height=u.height;var r=n.getContext("2d");r.fillStyle=t.backgroundColor||"white",r.fillRect(0,0,u.width,u.height);try{r.drawImage(p,0,0,u.width,u.height);var i=n.toDataURL(t.type,t.quality);e(i)}catch(o){}},this.toSVG((function(e){p.src="data:image/svg+xml,".concat(encodeURIComponent(e))}),Object.assign(Object.assign({},t),{viewBox:n,serializeImages:!0,preserveDimensions:Object.assign({},u)}))}},{key:"toPNG",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.toDataURL(e,Object.assign(Object.assign({},t),{type:"image/png"}))}},{key:"toJPEG",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.toDataURL(e,Object.assign(Object.assign({},t),{type:"image/jpeg"}))}}]),n}(Mr),Xi=function(e){u(n,e);var t=c(n);function n(){var e;return f(this,n),e=t.apply(this,arguments),e.widgets=new Map,e}return g(n,[{key:"isSelectionEnabled",get:function(){return!0===this.options.selecting.enabled}},{key:"init",value:function(){this.startListening()}},{key:"startListening",value:function(){this.graph.on("node:mouseup",this.onNodeMouseUp,this),this.graph.on("node:selected",this.onNodeSelected,this),this.graph.on("node:unselected",this.onNodeUnSelected,this)}},{key:"stopListening",value:function(){this.graph.off("node:mouseup",this.onNodeMouseUp,this),this.graph.off("node:selected",this.onNodeSelected,this),this.graph.off("node:unselected",this.onNodeUnSelected,this)}},{key:"onNodeMouseUp",value:function(e){var t=e.node;if(!this.isSelectionEnabled){var n=this.graph.hook.createKnob(t,{clearAll:!0});n&&this.widgets.set(t,n)}}},{key:"onNodeSelected",value:function(e){var t=e.node;if(this.isSelectionEnabled){var n=this.graph.hook.createKnob(t,{clearAll:!1});n&&this.widgets.set(t,n)}}},{key:"onNodeUnSelected",value:function(e){var t=e.node;if(this.isSelectionEnabled){var n=this.widgets.get(t);n&&n.forEach((function(e){return e.dispose()})),this.widgets.delete(t)}}}]),n}(Mr),Yi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Ji=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"widgetOptions",get:function(){return this.options.panning}},{key:"pannable",get:function(){return this.widgetOptions&&!0===this.widgetOptions.enabled}},{key:"init",value:function(){this.startListening(),this.updateClassName()}},{key:"startListening",value:function(){var e=this.widgetOptions.eventTypes;e&&(e.includes("leftMouseDown")&&(this.graph.on("blank:mousedown",this.preparePanning,this),this.graph.on("node:unhandled:mousedown",this.preparePanning,this),this.graph.on("edge:unhandled:mousedown",this.preparePanning,this)),e.includes("rightMouseDown")&&(this.onRightMouseDown=this.onRightMouseDown.bind(this),this.view.$(this.graph.container).on("mousedown",this.onRightMouseDown)),e.includes("mouseWheel")&&(this.mousewheelHandle=new O["c"].MouseWheelHandle(this.graph.container,this.onMouseWheel.bind(this),this.allowMouseWheel.bind(this)),this.mousewheelHandle.enable()))}},{key:"stopListening",value:function(){var e=this.widgetOptions.eventTypes;e&&(e.includes("leftMouseDown")&&(this.graph.off("blank:mousedown",this.preparePanning,this),this.graph.off("node:unhandled:mousedown",this.preparePanning,this),this.graph.off("edge:unhandled:mousedown",this.preparePanning,this)),e.includes("rightMouseDown")&&this.view.$(this.graph.container).off("mousedown",this.onRightMouseDown),e.includes("mouseWheel")&&this.mousewheelHandle&&this.mousewheelHandle.disable())}},{key:"preparePanning",value:function(e){var t=e.e;(this.allowPanning(t,!0)||this.allowPanning(t)&&!this.graph.selection.allowRubberband(t,!0))&&this.startPanning(t)}},{key:"allowPanning",value:function(e,t){return this.pannable&&mi.isMatch(e,this.widgetOptions.modifiers,t)&&this.graph.hook.allowPanning(e)}},{key:"startPanning",value:function(e){var t=this.view.normalizeEvent(e);this.clientX=t.clientX,this.clientY=t.clientY,this.panning=!0,this.updateClassName(),this.view.$(document.body).on({"mousemove.panning touchmove.panning":this.pan.bind(this),"mouseup.panning touchend.panning":this.stopPanning.bind(this)}),this.view.$(window).on("mouseup.panning",this.stopPanning.bind(this))}},{key:"pan",value:function(e){var t=this.view.normalizeEvent(e),n=t.clientX-this.clientX,r=t.clientY-this.clientY;this.clientX=t.clientX,this.clientY=t.clientY,this.graph.translateBy(n,r)}},{key:"stopPanning",value:function(e){this.panning=!1,this.updateClassName(),this.view.$(document.body).off(".panning"),this.view.$(window).off(".panning")}},{key:"updateClassName",value:function(){var e=this.view.container,t=this.view.prefixClassName("graph-panning"),n=this.view.prefixClassName("graph-pannable");this.pannable?this.panning?(O["c"].addClass(e,t),O["c"].removeClass(e,n)):(O["c"].removeClass(e,t),O["c"].addClass(e,n)):(O["c"].removeClass(e,t),O["c"].removeClass(e,n))}},{key:"onRightMouseDown",value:function(e){2===e.button&&this.allowPanning(e,!0)&&this.startPanning(e)}},{key:"allowMouseWheel",value:function(e){return this.pannable&&!e.ctrlKey}},{key:"onMouseWheel",value:function(e,t,n){e.ctrlKey||this.graph.translateBy(-t,-n)}},{key:"autoPanning",value:function(e,t){var n=10,r=this.graph.getGraphArea(),i=0,o=0;e<=r.left+n&&(i=-n),t<=r.top+n&&(o=-n),e>=r.right-n&&(i=n),t>=r.bottom-n&&(o=n),0===i&&0===o||this.graph.translateBy(-i,-o)}},{key:"enablePanning",value:function(){this.pannable||(this.widgetOptions.enabled=!0,this.updateClassName())}},{key:"disablePanning",value:function(){this.pannable&&(this.widgetOptions.enabled=!1,this.updateClassName())}},{key:"dispose",value:function(){this.stopListening()}}]),n}(Mr);Yi([Mr.dispose()],Ji.prototype,"dispose",null);var Zi=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},Ki=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"hasScroller",value:function(){return null!=this.graph.scroller.widget}},{key:"getContainer",value:function(){return this.hasScroller()?this.graph.scroller.widget.container:this.graph.container}},{key:"init",value:function(){var e=this,t=this.options.autoResize;if(t){var n="boolean"===typeof t?this.getContainer():t;O["j"].bind(n,(function(){var t=e.getContainer(),n=t.offsetWidth,r=t.offsetHeight;e.resize(n,r)}))}}},{key:"resize",value:function(e,t){this.hasScroller()?this.resizeScroller(e,t):this.resizeGraph(e,t)}},{key:"resizeGraph",value:function(e,t){this.graph.transform.resize(e,t)}},{key:"resizeScroller",value:function(e,t){this.graph.scroller.resize(e,t)}},{key:"resizePage",value:function(e,t){var n=this.graph.scroller.widget;n&&n.updatePageSize(e,t)}},{key:"dispose",value:function(){O["j"].clear(this.getContainer())}}]),n}(Mr);Zi([Mr.dispose()],Ki.prototype,"dispose",null);var Qi,eo=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},to=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n};(function(e){function t(e,t){return function(n,r,i){var o=i.value,a=t||r;i.value=function(){for(var t=this.options[a],n=arguments.length,r=new Array(n),i=0;i<n;i++)r[i]=arguments[i];if(null!=t){var s;this.getNativeValue=o.bind.apply(o,[this].concat(r));var l=(s=O["d"]).call.apply(s,[t,this.graph].concat(r));if(this.getNativeValue=null,null!=l||!0===e&&null===l)return l}return o.call.apply(o,[this].concat(r))}}}function n(e){return function(t,n,r){var i=r.value,o=e||n;r.value=function(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];var r,a=i.call.apply(i,[this].concat(t)),s=this.options[o];null!=s&&(a=(r=O["d"]).call.apply(r,[s,this.graph].concat(t))&&a);return a}}}e.hook=t,e.after=n})(Qi||(Qi={}));var no=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"createModel",value:function(){if(this.options.model)return this.options.model;var e=new hr;return e.graph=this.graph,e}},{key:"createView",value:function(){return new Nr(this.graph)}},{key:"createRenderer",value:function(){return new Kr(this.graph)}},{key:"createDefsManager",value:function(){return new gi(this.graph)}},{key:"createGridManager",value:function(){return new yi(this.graph)}},{key:"createCoordManager",value:function(){return new bi(this.graph)}},{key:"createKnobManager",value:function(){return new Xi(this.graph)}},{key:"createTransform",value:function(e,t){var n=this.getTransformOptions(e);return n.resizable||n.rotatable?new ci(Object.assign(Object.assign({node:e,graph:this.graph},n),t)):(n.clearAll&&ci.removeInstances(this.graph),null)}},{key:"createKnob",value:function(e,t){var n=this,r=hi.parseOptionGroup(this.graph,e,this.options.knob),i=Object.assign(Object.assign({},r),t);i.clearAll&&Hr.removeInstances(this.graph),i.clearAll=!1;var o=e.prop("knob"),a=[],s=Array.isArray(o)?o:[o];return s.forEach((function(t,o){t&&!1!==t.enabled&&("function"===typeof t.enabled&&!1===t.enabled.call(n.graph,e)||r.enabled&&a.push(new Hr(Object.assign({node:e,index:o,graph:n.graph},i))))})),a}},{key:"getTransformOptions",value:function(e){var t=hi.parseOptionGroup(this.graph,e,this.options.resizing),n=hi.parseOptionGroup(this.graph,e,this.options.rotating),r=hi.parseOptionGroup(this.graph,e,this.options.transforming),i=Object.assign(Object.assign({},r),{resizable:t.enabled,minWidth:t.minWidth,maxWidth:t.maxWidth,minHeight:t.minHeight,maxHeight:t.maxHeight,orthogonalResizing:t.orthogonal,restrictedResizing:null!=t.restrict?t.restrict:t.restricted,autoScrollOnResizing:t.autoScroll,preserveAspectRatio:t.preserveAspectRatio,allowReverse:t.allowReverse,rotatable:n.enabled,rotateGrid:n.grid});return i}},{key:"createTransformManager",value:function(){return new Ti(this.graph)}},{key:"createHighlightManager",value:function(){return new Mi(this.graph)}},{key:"createBackgroundManager",value:function(){return new ei(this.graph)}},{key:"createClipboard",value:function(){return new ao}},{key:"createClipboardManager",value:function(){return new Ai(this.graph)}},{key:"createSnapline",value:function(){return new Jr(Object.assign({graph:this.graph},this.options.snapline))}},{key:"createSnaplineManager",value:function(){return new wi(this.graph)}},{key:"createSelection",value:function(){return new li(Object.assign({graph:this.graph},this.options.selecting))}},{key:"createSelectionManager",value:function(){return new Ni(this.graph)}},{key:"allowRubberband",value:function(e){return!0}},{key:"createHistoryManager",value:function(){return new Ri(Object.assign({graph:this.graph},this.options.history))}},{key:"createScroller",value:function(){return this.options.scroller.enabled?new ii(Object.assign({graph:this.graph},this.options.scroller)):null}},{key:"createScrollerManager",value:function(){return new ki(this.graph)}},{key:"allowPanning",value:function(e){return!0}},{key:"createMiniMap",value:function(){var e=this.options.minimap,t=e.enabled,n=to(e,["enabled"]);return t?new Wr(Object.assign({graph:this.graph},n)):null}},{key:"createMiniMapManager",value:function(){return new zi(this.graph)}},{key:"createKeyboard",value:function(){return new Gi(Object.assign({graph:this.graph},this.options.keyboard))}},{key:"createMouseWheel",value:function(){return new Ui(Object.assign({graph:this.graph},this.options.mousewheel))}},{key:"createPrintManager",value:function(){return new $i(this.graph)}},{key:"createFormatManager",value:function(){return new Wi(this.graph)}},{key:"createPanningManager",value:function(){return new Ji(this.graph)}},{key:"createSizeManager",value:function(){return new Ki(this.graph)}},{key:"allowConnectToBlank",value:function(e){var t=this.options.connecting,n=null!=t.allowBlank?t.allowBlank:t.dangling;if("function"!==typeof n)return!!n;var r=this.graph.findViewByCell(e),i=e.getSourceCell(),o=e.getTargetCell(),a=this.graph.findViewByCell(i),s=this.graph.findViewByCell(o);return O["d"].call(n,this.graph,{edge:e,edgeView:r,sourceCell:i,targetCell:o,sourceView:a,targetView:s,sourcePort:e.getSourcePortId(),targetPort:e.getTargetPortId(),sourceMagnet:r.sourceMagnet,targetMagnet:r.targetMagnet})}},{key:"validateEdge",value:function(e,t,n){if(!this.allowConnectToBlank(e)){var r=e.getSourceCellId(),i=e.getTargetCellId();if(!r||!i)return!1}var o=this.options.connecting.validateEdge;return!o||O["d"].call(o,this.graph,{edge:e,type:t,previous:n})}},{key:"validateMagnet",value:function(e,t,n){if("passive"!==t.getAttribute("magnet")){var r=this.options.connecting.validateMagnet;return!r||O["d"].call(r,this.graph,{e:n,magnet:t,view:e,cell:e.cell})}return!1}},{key:"getDefaultEdge",value:function(e,t){var n,r=this.options.connecting.createEdge;return r&&(n=O["d"].call(r,this.graph,{sourceMagnet:t,sourceView:e,sourceCell:e.cell})),null==n&&(n=new Cr),n}},{key:"validateConnection",value:function(e,t,n,r,i,o,a){var s=this,l=this.options.connecting,u=l.allowLoop,c=l.allowNode,h=l.allowEdge,d=l.allowPort,f=null!=l.allowMulti?l.allowMulti:l.multi,g=l.validateConnection,p=o?o.cell:null,v="target"===i?n:e,y="target"===i?r:t,m=!0,b=function(l){var u="source"===i?a?a.port:null:p?p.getSourcePortId():null,c="target"===i?a?a.port:null:p?p.getTargetPortId():null;return O["d"].call(l,s.graph,{edge:p,edgeView:o,sourceView:e,targetView:n,sourcePort:u,targetPort:c,sourceMagnet:t,targetMagnet:r,sourceCell:e?e.cell:null,targetCell:n?n.cell:null,type:i})};if(null!=u&&("boolean"===typeof u?u||e!==n||(m=!1):m=b(u)),m&&null!=d&&("boolean"===typeof d?!d&&y&&(m=!1):m=b(d)),m&&null!=h&&("boolean"===typeof h?!h&&ar.isEdgeView(v)&&(m=!1):m=b(h)),m&&null!=c&&("boolean"===typeof c?c||null==v||sr.isNodeView(v)&&null==y&&(m=!1):m=b(c)),m&&null!=f&&o){var x=o.cell,w="source"===i?a:x.getSource(),C="target"===i?a:x.getTarget(),k=a?this.graph.getCellById(a.cell):null;if(w&&C&&w.cell&&C.cell&&k)if("function"===typeof f)m=b(f);else{var E=this.model.getConnectedEdges(k,{outgoing:"source"===i,incoming:"target"===i});if(E.length)if("withPort"===f){var S=E.some((function(e){var t=e.getSource(),n=e.getTarget();return t&&n&&t.cell===w.cell&&n.cell===C.cell&&null!=t.port&&t.port===w.port&&null!=n.port&&n.port===C.port}));S&&(m=!1)}else if(!f){var A=E.some((function(e){var t=e.getSource(),n=e.getTarget();return t&&n&&t.cell===w.cell&&n.cell===C.cell}));A&&(m=!1)}}}return m&&null!=g&&(m=b(g)),m}},{key:"getRestrictArea",value:function(e){var t=this.options.translating.restrict,n="function"===typeof t?O["d"].call(t,this.graph,e):t;return"number"===typeof n?this.graph.transform.getGraphArea().inflate(n):!0===n?this.graph.transform.getGraphArea():n||null}},{key:"onViewUpdated",value:function(e,t,n){t&Kr.FLAG_INSERT||n.mounting||this.graph.renderer.requestConnectedEdgesUpdate(e,n)}},{key:"onViewPostponed",value:function(e,t,n){return this.graph.renderer.forcePostponedViewUpdate(e,t)}},{key:"getCellView",value:function(e){return null}},{key:"createCellView",value:function(e){var t={graph:this.graph},n=this.getCellView(e);if(n)return new n(e,t);var r=e.view;if(null!=r&&"string"===typeof r){var i=nr["a"].registry.get(r);return i?new i(e,t):nr["a"].registry.onNotFound(r)}return e.isNode()?new sr(e,t):e.isEdge()?new ar(e,t):null}},{key:"getHTMLComponent",value:function(e){var t=e.getHTML();return"string"===typeof t&&(t=kr.componentRegistry.get(t)||t),O["g"].isPlainObject(t)&&(t=t.render),"function"===typeof t?O["d"].call(t,this.graph,e):t}},{key:"shouldUpdateHTMLComponent",value:function(e){var t=e.getHTML();if("string"===typeof t&&(t=kr.componentRegistry.get(t)||t),O["g"].isPlainObject(t)){var n=t.shouldComponentUpdate;return"function"===typeof n?O["d"].call(n,this.graph,e):!!n}return!1}},{key:"onEdgeLabelRendered",value:function(e){}},{key:"onPortRendered",value:function(e){}},{key:"onToolItemCreated",value:function(e){}}]),n}(Mr);eo([Qi.hook()],no.prototype,"createModel",null),eo([Qi.hook()],no.prototype,"createView",null),eo([Qi.hook()],no.prototype,"createRenderer",null),eo([Qi.hook()],no.prototype,"createDefsManager",null),eo([Qi.hook()],no.prototype,"createGridManager",null),eo([Qi.hook()],no.prototype,"createCoordManager",null),eo([Qi.hook()],no.prototype,"createKnobManager",null),eo([Qi.hook()],no.prototype,"createTransform",null),eo([Qi.hook()],no.prototype,"createKnob",null),eo([Qi.hook()],no.prototype,"createTransformManager",null),eo([Qi.hook()],no.prototype,"createHighlightManager",null),eo([Qi.hook()],no.prototype,"createBackgroundManager",null),eo([Qi.hook()],no.prototype,"createClipboard",null),eo([Qi.hook()],no.prototype,"createClipboardManager",null),eo([Qi.hook()],no.prototype,"createSnapline",null),eo([Qi.hook()],no.prototype,"createSnaplineManager",null),eo([Qi.hook()],no.prototype,"createSelection",null),eo([Qi.hook()],no.prototype,"createSelectionManager",null),eo([Qi.hook()],no.prototype,"allowRubberband",null),eo([Qi.hook()],no.prototype,"createHistoryManager",null),eo([Qi.hook()],no.prototype,"createScroller",null),eo([Qi.hook()],no.prototype,"createScrollerManager",null),eo([Qi.hook()],no.prototype,"allowPanning",null),eo([Qi.hook()],no.prototype,"createMiniMap",null),eo([Qi.hook()],no.prototype,"createMiniMapManager",null),eo([Qi.hook()],no.prototype,"createKeyboard",null),eo([Qi.hook()],no.prototype,"createMouseWheel",null),eo([Qi.hook()],no.prototype,"createPrintManager",null),eo([Qi.hook()],no.prototype,"createFormatManager",null),eo([Qi.hook()],no.prototype,"createPanningManager",null),eo([Qi.hook()],no.prototype,"createSizeManager",null),eo([Qi.after()],no.prototype,"onViewUpdated",null),eo([Qi.after()],no.prototype,"onViewPostponed",null),eo([Qi.hook()],no.prototype,"getCellView",null),eo([Qi.hook(!0)],no.prototype,"createCellView",null),eo([Qi.hook()],no.prototype,"getHTMLComponent",null),eo([Qi.hook()],no.prototype,"shouldUpdateHTMLComponent",null),eo([Qi.hook()],no.prototype,"onEdgeLabelRendered",null),eo([Qi.hook()],no.prototype,"onPortRendered",null),eo([Qi.hook()],no.prototype,"onToolItemCreated",null);var ro=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},io=function(e,t){u(r,e);var n=c(r);function r(e){var t;return f(this,r),t=n.call(this),t.options=hi.get(e),t.css=new Fr(a(t)),t.hook=new no(a(t)),t.view=t.hook.createView(),t.defs=t.hook.createDefsManager(),t.coord=t.hook.createCoordManager(),t.transform=t.hook.createTransformManager(),t.knob=t.hook.createKnobManager(),t.highlight=t.hook.createHighlightManager(),t.grid=t.hook.createGridManager(),t.background=t.hook.createBackgroundManager(),t.model=t.hook.createModel(),t.renderer=t.hook.createRenderer(),t.clipboard=t.hook.createClipboardManager(),t.snapline=t.hook.createSnaplineManager(),t.selection=t.hook.createSelectionManager(),t.history=t.hook.createHistoryManager(),t.scroller=t.hook.createScrollerManager(),t.minimap=t.hook.createMiniMapManager(),t.keyboard=t.hook.createKeyboard(),t.mousewheel=t.hook.createMouseWheel(),t.print=t.hook.createPrintManager(),t.format=t.hook.createFormatManager(),t.panning=t.hook.createPanningManager(),t.size=t.hook.createSizeManager(),t}return g(r,[{key:"container",get:function(){return this.view.container}},{key:t,get:function(){return r.toStringTag}},{key:"isNode",value:function(e){return e.isNode()}},{key:"isEdge",value:function(e){return e.isEdge()}},{key:"resetCells",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.resetCells(e,t),this}},{key:"clearCells",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.model.clear(e),this}},{key:"toJSON",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.model.toJSON(e)}},{key:"parseJSON",value:function(e){return this.model.parseJSON(e)}},{key:"fromJSON",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.fromJSON(e,t),this}},{key:"getCellById",value:function(e){return this.model.getCell(e)}},{key:"addNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.addNode(e,t)}},{key:"addNodes",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.addCell(e.map((function(e){return qn.isNode(e)?e:t.createNode(e)})),n)}},{key:"createNode",value:function(e){return this.model.createNode(e)}},{key:"removeNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.removeCell(e,t)}},{key:"addEdge",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.addEdge(e,t)}},{key:"addEdges",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.addCell(e.map((function(e){return ir.isEdge(e)?e:t.createEdge(e)})),n)}},{key:"removeEdge",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.removeCell(e,t)}},{key:"createEdge",value:function(e){return this.model.createEdge(e)}},{key:"addCell",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.addCell(e,t),this}},{key:"removeCell",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.removeCell(e,t)}},{key:"removeCells",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.removeCells(e,t)}},{key:"removeConnectedEdges",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.removeConnectedEdges(e,t)}},{key:"disconnectConnectedEdges",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.disconnectConnectedEdges(e,t),this}},{key:"hasCell",value:function(e){return this.model.has(e)}},{key:"getCell",value:function(e){return this.model.getCell(e)}},{key:"getCells",value:function(){return this.model.getCells()}},{key:"getCellCount",value:function(){return this.model.total()}},{key:"getNodes",value:function(){return this.model.getNodes()}},{key:"getEdges",value:function(){return this.model.getEdges()}},{key:"getOutgoingEdges",value:function(e){return this.model.getOutgoingEdges(e)}},{key:"getIncomingEdges",value:function(e){return this.model.getIncomingEdges(e)}},{key:"getConnectedEdges",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.getConnectedEdges(e,t)}},{key:"getRootNodes",value:function(){return this.model.getRoots()}},{key:"getLeafNodes",value:function(){return this.model.getLeafs()}},{key:"isRootNode",value:function(e){return this.model.isRoot(e)}},{key:"isLeafNode",value:function(e){return this.model.isLeaf(e)}},{key:"getNeighbors",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.getNeighbors(e,t)}},{key:"isNeighbor",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return this.model.isNeighbor(e,t,n)}},{key:"getSuccessors",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.getSuccessors(e,t)}},{key:"isSuccessor",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return this.model.isSuccessor(e,t,n)}},{key:"getPredecessors",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.getPredecessors(e,t)}},{key:"isPredecessor",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return this.model.isPredecessor(e,t,n)}},{key:"getCommonAncestor",value:function(){var e;return(e=this.model).getCommonAncestor.apply(e,arguments)}},{key:"getSubGraph",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.getSubGraph(e,t)}},{key:"cloneSubGraph",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.cloneSubGraph(e,t)}},{key:"cloneCells",value:function(e){return this.model.cloneCells(e)}},{key:"getNodesFromPoint",value:function(e,t){return this.model.getNodesFromPoint(e,t)}},{key:"getNodesInArea",value:function(e,t,n,r,i){return this.model.getNodesInArea(e,t,n,r,i)}},{key:"getNodesUnderNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.getNodesUnderNode(e,t)}},{key:"searchCell",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return this.model.search(e,t,n),this}},{key:"getShortestPath",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return this.model.getShortestPath(e,t,n)}},{key:"getAllCellsBBox",value:function(){return this.model.getAllCellsBBox()}},{key:"getCellsBBox",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.model.getCellsBBox(e,t)}},{key:"startBatch",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.model.startBatch(e,t)}},{key:"stopBatch",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.model.stopBatch(e,t)}},{key:"batchUpdate",value:function(e,t,n){var r="string"===typeof e?e:"update",i="string"===typeof e?t:e,o="function"===typeof t?n:t;this.startBatch(r,o);var a=i();return this.stopBatch(r,o),a}},{key:"isFrozen",value:function(){return this.renderer.isFrozen()}},{key:"freeze",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.renderer.freeze(e),this}},{key:"unfreeze",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.renderer.unfreeze(e),this}},{key:"isAsync",value:function(){return this.renderer.isAsync()}},{key:"setAsync",value:function(e){return this.renderer.setAsync(e),this}},{key:"findView",value:function(e){return Gn.isCell(e)?this.findViewByCell(e):this.findViewByElem(e)}},{key:"findViews",value:function(e){return K["h"].isRectangleLike(e)?this.findViewsInArea(e):K["f"].isPointLike(e)?this.findViewsFromPoint(e):[]}},{key:"findViewByCell",value:function(e){return this.renderer.findViewByCell(e)}},{key:"findViewByElem",value:function(e){return this.renderer.findViewByElem(e)}},{key:"findViewsFromPoint",value:function(e,t){var n="number"===typeof e?{x:e,y:t}:e;return this.renderer.findViewsFromPoint(n)}},{key:"findViewsInArea",value:function(e,t,n,r,i){var o="number"===typeof e?{x:e,y:t,width:n,height:r}:e,a="number"===typeof e?i:t;return this.renderer.findViewsInArea(o,a)}},{key:"isViewMounted",value:function(e){return this.renderer.isViewMounted(e)}},{key:"getMountedViews",value:function(){return this.renderer.getMountedViews()}},{key:"getUnmountedViews",value:function(){return this.renderer.getUnmountedViews()}},{key:"matrix",value:function(e){return"undefined"===typeof e?this.transform.getMatrix():(this.transform.setMatrix(e),this)}},{key:"resize",value:function(e,t){return this.size.resize(e,t),this}},{key:"resizeGraph",value:function(e,t){return this.size.resizeGraph(e,t),this}},{key:"resizeScroller",value:function(e,t){return this.size.resizeScroller(e,t),this}},{key:"resizePage",value:function(e,t){return this.size.resizePage(e,t),this}},{key:"scale",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0;return"undefined"===typeof e?this.transform.getScale():(this.transform.scale(e,t,n,r),this)}},{key:"zoom",value:function(e,t){var n=this.scroller.widget;if(n){if("undefined"===typeof e)return n.zoom();n.zoom(e,t)}else{if("undefined"===typeof e)return this.transform.getZoom();this.transform.zoom(e,t)}return this}},{key:"zoomTo",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.scroller.widget;n?n.zoom(e,Object.assign(Object.assign({},t),{absolute:!0})):this.transform.zoom(e,Object.assign(Object.assign({},t),{absolute:!0}))}},{key:"zoomToRect",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.scroller.widget;return n?n.zoomToRect(e,t):this.transform.zoomToRect(e,t),this}},{key:"zoomToFit",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=this.scroller.widget;return t?t.zoomToFit(e):this.transform.zoomToFit(e),this}},{key:"rotate",value:function(e,t,n){return"undefined"===typeof e?this.transform.getRotation():(this.transform.rotate(e,t,n),this)}},{key:"translate",value:function(e,t){return"undefined"===typeof e?this.transform.getTranslation():(this.transform.translate(e,t),this)}},{key:"translateBy",value:function(e,t){var n=this.translate(),r=n.tx+e,i=n.ty+t;return this.translate(r,i)}},{key:"getArea",value:function(){return this.transform.getGraphArea()}},{key:"getGraphArea",value:function(){return this.transform.getGraphArea()}},{key:"getContentArea",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.transform.getContentArea(e)}},{key:"getContentBBox",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.transform.getContentBBox(e)}},{key:"fitToContent",value:function(e,t,n,r){return this.transform.fitToContent(e,t,n,r)}},{key:"scaleContentToFit",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.transform.scaleContentToFit(e),this}},{key:"center",value:function(e){return this.centerPoint(e)}},{key:"centerPoint",value:function(e,t,n){var r=this.scroller.widget;return r?r.centerPoint(e,t,n):this.transform.centerPoint(e,t),this}},{key:"centerContent",value:function(e){var t=this.scroller.widget;return t?t.centerContent(e):this.transform.centerContent(e),this}},{key:"centerCell",value:function(e,t){var n=this.scroller.widget;return n?n.centerCell(e,t):this.transform.centerCell(e),this}},{key:"positionPoint",value:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},i=this.scroller.widget;return i?i.positionPoint(e,t,n,r):this.transform.positionPoint(e,t,n),this}},{key:"positionRect",value:function(e,t,n){var r=this.scroller.widget;return r?r.positionRect(e,t,n):this.transform.positionRect(e,t),this}},{key:"positionCell",value:function(e,t,n){var r=this.scroller.widget;return r?r.positionCell(e,t,n):this.transform.positionCell(e,t),this}},{key:"positionContent",value:function(e,t){var n=this.scroller.widget;return n?n.positionContent(e,t):this.transform.positionContent(e,t),this}},{key:"getClientMatrix",value:function(){return this.coord.getClientMatrix()}},{key:"getClientOffset",value:function(){return this.coord.getClientOffset()}},{key:"getPageOffset",value:function(){return this.coord.getPageOffset()}},{key:"snapToGrid",value:function(e,t){return this.coord.snapToGrid(e,t)}},{key:"pageToLocal",value:function(e,t,n,r){return K["h"].isRectangleLike(e)?this.coord.pageToLocalRect(e):"number"===typeof e&&"number"===typeof t&&"number"===typeof n&&"number"===typeof r?this.coord.pageToLocalRect(e,t,n,r):this.coord.pageToLocalPoint(e,t)}},{key:"localToPage",value:function(e,t,n,r){return K["h"].isRectangleLike(e)?this.coord.localToPageRect(e):"number"===typeof e&&"number"===typeof t&&"number"===typeof n&&"number"===typeof r?this.coord.localToPageRect(e,t,n,r):this.coord.localToPagePoint(e,t)}},{key:"clientToLocal",value:function(e,t,n,r){return K["h"].isRectangleLike(e)?this.coord.clientToLocalRect(e):"number"===typeof e&&"number"===typeof t&&"number"===typeof n&&"number"===typeof r?this.coord.clientToLocalRect(e,t,n,r):this.coord.clientToLocalPoint(e,t)}},{key:"localToClient",value:function(e,t,n,r){return K["h"].isRectangleLike(e)?this.coord.localToClientRect(e):"number"===typeof e&&"number"===typeof t&&"number"===typeof n&&"number"===typeof r?this.coord.localToClientRect(e,t,n,r):this.coord.localToClientPoint(e,t)}},{key:"localToGraph",value:function(e,t,n,r){return K["h"].isRectangleLike(e)?this.coord.localToGraphRect(e):"number"===typeof e&&"number"===typeof t&&"number"===typeof n&&"number"===typeof r?this.coord.localToGraphRect(e,t,n,r):this.coord.localToGraphPoint(e,t)}},{key:"graphToLocal",value:function(e,t,n,r){return K["h"].isRectangleLike(e)?this.coord.graphToLocalRect(e):"number"===typeof e&&"number"===typeof t&&"number"===typeof n&&"number"===typeof r?this.coord.graphToLocalRect(e,t,n,r):this.coord.graphToLocalPoint(e,t)}},{key:"clientToGraph",value:function(e,t,n,r){return K["h"].isRectangleLike(e)?this.coord.clientToGraphRect(e):"number"===typeof e&&"number"===typeof t&&"number"===typeof n&&"number"===typeof r?this.coord.clientToGraphRect(e,t,n,r):this.coord.clientToGraphPoint(e,t)}},{key:"defineFilter",value:function(e){return this.defs.filter(e)}},{key:"defineGradient",value:function(e){return this.defs.gradient(e)}},{key:"defineMarker",value:function(e){return this.defs.marker(e)}},{key:"getGridSize",value:function(){return this.grid.getGridSize()}},{key:"setGridSize",value:function(e){return this.grid.setGridSize(e),this}},{key:"showGrid",value:function(){return this.grid.show(),this}},{key:"hideGrid",value:function(){return this.grid.hide(),this}},{key:"clearGrid",value:function(){return this.grid.clear(),this}},{key:"drawGrid",value:function(e){return this.grid.draw(e),this}},{key:"updateBackground",value:function(){return this.background.update(),this}},{key:"drawBackground",value:function(e,t){var n=this.scroller.widget;return null==n||null!=this.options.background&&t?this.background.draw(e):n.backgroundManager.draw(e),this}},{key:"clearBackground",value:function(e){var t=this.scroller.widget;return null==t||null!=this.options.background&&e?this.background.clear():t.backgroundManager.clear(),this}},{key:"isClipboardEnabled",value:function(){return!this.clipboard.disabled}},{key:"enableClipboard",value:function(){return this.clipboard.enable(),this}},{key:"disableClipboard",value:function(){return this.clipboard.disable(),this}},{key:"toggleClipboard",value:function(e){return null!=e?e!==this.isClipboardEnabled()&&(e?this.enableClipboard():this.disableClipboard()):this.isClipboardEnabled()?this.disableClipboard():this.enableClipboard(),this}},{key:"isClipboardEmpty",value:function(){return this.clipboard.isEmpty()}},{key:"getCellsInClipboard",value:function(){return this.clipboard.cells}},{key:"cleanClipboard",value:function(){return this.clipboard.clean(),this}},{key:"copy",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.clipboard.copy(e,t),this}},{key:"cut",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.clipboard.cut(e,t),this}},{key:"paste",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this;return this.clipboard.paste(e,t)}},{key:"isHistoryEnabled",value:function(){return!this.history.disabled}},{key:"enableHistory",value:function(){return this.history.enable(),this}},{key:"disableHistory",value:function(){return this.history.disable(),this}},{key:"toggleHistory",value:function(e){return null!=e?e!==this.isHistoryEnabled()&&(e?this.enableHistory():this.disableHistory()):this.isHistoryEnabled()?this.disableHistory():this.enableHistory(),this}},{key:"undo",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.history.undo(e),this}},{key:"undoAndCancel",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.history.cancel(e),this}},{key:"redo",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.history.redo(e),this}},{key:"canUndo",value:function(){return this.history.canUndo()}},{key:"canRedo",value:function(){return this.history.canRedo()}},{key:"cleanHistory",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.history.clean(e)}},{key:"isKeyboardEnabled",value:function(){return!this.keyboard.disabled}},{key:"enableKeyboard",value:function(){return this.keyboard.enable(),this}},{key:"disableKeyboard",value:function(){return this.keyboard.disable(),this}},{key:"toggleKeyboard",value:function(e){return null!=e?e!==this.isKeyboardEnabled()&&(e?this.enableKeyboard():this.disableKeyboard()):this.isKeyboardEnabled()?this.disableKeyboard():this.enableKeyboard(),this}},{key:"bindKey",value:function(e,t,n){return this.keyboard.on(e,t,n),this}},{key:"unbindKey",value:function(e,t){return this.keyboard.off(e,t),this}},{key:"isMouseWheelEnabled",value:function(){return!this.mousewheel.disabled}},{key:"enableMouseWheel",value:function(){return this.mousewheel.enable(),this}},{key:"disableMouseWheel",value:function(){return this.mousewheel.disable(),this}},{key:"toggleMouseWheel",value:function(e){return null==e?this.isMouseWheelEnabled()?this.disableMouseWheel():this.enableMouseWheel():e?this.enableMouseWheel():this.disableMouseWheel(),this}},{key:"isPannable",value:function(){var e=this.scroller.widget;return e?this.scroller.pannable:this.panning.pannable}},{key:"enablePanning",value:function(){var e=this.scroller.widget;return e?this.scroller.enablePanning():this.panning.enablePanning(),this}},{key:"disablePanning",value:function(){var e=this.scroller.widget;return e?this.scroller.disablePanning():this.panning.disablePanning(),this}},{key:"togglePanning",value:function(e){return null==e?this.isPannable()?this.disablePanning():this.enablePanning():e!==this.isPannable()&&(e?this.enablePanning():this.disablePanning()),this}},{key:"lockScroller",value:function(){var e;null===(e=this.scroller.widget)||void 0===e||e.lock()}},{key:"unlockScroller",value:function(){var e;null===(e=this.scroller.widget)||void 0===e||e.unlock()}},{key:"updateScroller",value:function(){var e;null===(e=this.scroller.widget)||void 0===e||e.update()}},{key:"getScrollbarPosition",value:function(){var e=this.scroller.widget;return e.scrollbarPosition()}},{key:"setScrollbarPosition",value:function(e,t,n){var r=this.scroller.widget;return r.scrollbarPosition(e,t,n),this}},{key:"scrollToPoint",value:function(e,t,n){var r=this.scroller.widget;return r.scrollToPoint(e,t,n),this}},{key:"scrollToContent",value:function(e){var t=this.scroller.widget;return t.scrollToContent(e),this}},{key:"scrollToCell",value:function(e,t){var n=this.scroller.widget;return n.scrollToCell(e,t),this}},{key:"transitionToPoint",value:function(e,t,n){var r=this.scroller.widget;return r.transitionToPoint(e,t,n),this}},{key:"transitionToRect",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.scroller.widget;return n.transitionToRect(e,t),this}},{key:"isSelectionEnabled",value:function(){return!this.selection.disabled}},{key:"enableSelection",value:function(){return this.selection.enable(),this}},{key:"disableSelection",value:function(){return this.selection.disable(),this}},{key:"toggleSelection",value:function(e){return null!=e?e!==this.isSelectionEnabled()&&(e?this.enableSelection():this.disableSelection()):this.isSelectionEnabled()?this.disableSelection():this.enableSelection(),this}},{key:"isMultipleSelection",value:function(){return this.selection.isMultiple()}},{key:"enableMultipleSelection",value:function(){return this.selection.enableMultiple(),this}},{key:"disableMultipleSelection",value:function(){return this.selection.disableMultiple(),this}},{key:"toggleMultipleSelection",value:function(e){return null!=e?e!==this.isMultipleSelection()&&(e?this.enableMultipleSelection():this.disableMultipleSelection()):this.isMultipleSelection()?this.disableMultipleSelection():this.enableMultipleSelection(),this}},{key:"isSelectionMovable",value:function(){return!1!==this.selection.widget.options.movable}},{key:"enableSelectionMovable",value:function(){return this.selection.widget.options.movable=!0,this}},{key:"disableSelectionMovable",value:function(){return this.selection.widget.options.movable=!1,this}},{key:"toggleSelectionMovable",value:function(e){return null!=e?e!==this.isSelectionMovable()&&(e?this.enableSelectionMovable():this.disableSelectionMovable()):this.isSelectionMovable()?this.disableSelectionMovable():this.enableSelectionMovable(),this}},{key:"isRubberbandEnabled",value:function(){return!this.selection.rubberbandDisabled}},{key:"enableRubberband",value:function(){return this.selection.enableRubberband(),this}},{key:"disableRubberband",value:function(){return this.selection.disableRubberband(),this}},{key:"toggleRubberband",value:function(e){return null!=e?e!==this.isRubberbandEnabled()&&(e?this.enableRubberband():this.disableRubberband()):this.isRubberbandEnabled()?this.disableRubberband():this.enableRubberband(),this}},{key:"isStrictRubberband",value:function(){return!0===this.selection.widget.options.strict}},{key:"enableStrictRubberband",value:function(){return this.selection.widget.options.strict=!0,this}},{key:"disableStrictRubberband",value:function(){return this.selection.widget.options.strict=!1,this}},{key:"toggleStrictRubberband",value:function(e){return null!=e?e!==this.isStrictRubberband()&&(e?this.enableStrictRubberband():this.disableStrictRubberband()):this.isStrictRubberband()?this.disableStrictRubberband():this.enableStrictRubberband(),this}},{key:"setRubberbandModifiers",value:function(e){this.selection.setModifiers(e)}},{key:"setSelectionFilter",value:function(e){return this.selection.setFilter(e),this}},{key:"setSelectionDisplayContent",value:function(e){return this.selection.setContent(e),this}},{key:"isSelectionEmpty",value:function(){return this.selection.isEmpty()}},{key:"cleanSelection",value:function(e){return this.selection.clean(e),this}},{key:"resetSelection",value:function(e,t){return this.selection.reset(e,t),this}},{key:"getSelectedCells",value:function(){return this.selection.cells}},{key:"getSelectedCellCount",value:function(){return this.selection.length}},{key:"isSelected",value:function(e){return this.selection.isSelected(e)}},{key:"select",value:function(e,t){return this.selection.select(e,t),this}},{key:"unselect",value:function(e,t){return this.selection.unselect(e,t),this}},{key:"isSnaplineEnabled",value:function(){return!this.snapline.widget.disabled}},{key:"enableSnapline",value:function(){return this.snapline.widget.enable(),this}},{key:"disableSnapline",value:function(){return this.snapline.widget.disable(),this}},{key:"toggleSnapline",value:function(e){if(null==e)return this.isSnaplineEnabled()?this.disableSnapline():this.enableSnapline(),this;e!==this.isSnaplineEnabled()&&(e?this.enableSnapline():this.disableSnapline())}},{key:"hideSnapline",value:function(){return this.snapline.widget.hide(),this}},{key:"setSnaplineFilter",value:function(e){return this.snapline.widget.setFilter(e),this}},{key:"isSnaplineOnResizingEnabled",value:function(){return!0===this.snapline.widget.options.resizing}},{key:"enableSnaplineOnResizing",value:function(){return this.snapline.widget.options.resizing=!0,this}},{key:"disableSnaplineOnResizing",value:function(){return this.snapline.widget.options.resizing=!1,this}},{key:"toggleSnaplineOnResizing",value:function(e){return null!=e?e!==this.isSnaplineOnResizingEnabled()&&(e?this.enableSnaplineOnResizing():this.disableSnaplineOnResizing()):this.isSnaplineOnResizingEnabled()?this.disableSnaplineOnResizing():this.enableSnaplineOnResizing(),this}},{key:"isSharpSnapline",value:function(){return!0===this.snapline.widget.options.sharp}},{key:"enableSharpSnapline",value:function(){return this.snapline.widget.options.sharp=!0,this}},{key:"disableSharpSnapline",value:function(){return this.snapline.widget.options.sharp=!1,this}},{key:"toggleSharpSnapline",value:function(e){return null!=e?e!==this.isSharpSnapline()&&(e?this.enableSharpSnapline():this.disableSharpSnapline()):this.isSharpSnapline()?this.disableSharpSnapline():this.enableSharpSnapline(),this}},{key:"getSnaplineTolerance",value:function(){return this.snapline.widget.options.tolerance}},{key:"setSnaplineTolerance",value:function(e){return this.snapline.widget.options.tolerance=e,this}},{key:"removeTools",value:function(){return this.emit("tools:remove"),this}},{key:"hideTools",value:function(){return this.emit("tools:hide"),this}},{key:"showTools",value:function(){return this.emit("tools:show"),this}},{key:"toSVG",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.format.toSVG(e,t)}},{key:"toDataURL",value:function(e,t){this.format.toDataURL(e,t)}},{key:"toPNG",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.format.toPNG(e,t)}},{key:"toJPEG",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.format.toJPEG(e,t)}},{key:"printPreview",value:function(e){this.print.show(e)}},{key:"dispose",value:function(){this.clearCells(),this.off(),this.css.dispose(),this.hook.dispose(),this.defs.dispose(),this.grid.dispose(),this.coord.dispose(),this.transform.dispose(),this.knob.dispose(),this.highlight.dispose(),this.background.dispose(),this.clipboard.dispose(),this.snapline.dispose(),this.selection.dispose(),this.history.dispose(),this.keyboard.dispose(),this.mousewheel.dispose(),this.print.dispose(),this.format.dispose(),this.minimap.dispose(),this.panning.dispose(),this.scroller.dispose(),this.view.dispose(),this.renderer.dispose(),this.size.dispose()}}]),r}(Fn["a"],Symbol.toStringTag);ro([Ar.checkScroller()],io.prototype,"lockScroller",null),ro([Ar.checkScroller()],io.prototype,"unlockScroller",null),ro([Ar.checkScroller()],io.prototype,"updateScroller",null),ro([Ar.checkScroller()],io.prototype,"getScrollbarPosition",null),ro([Ar.checkScroller()],io.prototype,"setScrollbarPosition",null),ro([Ar.checkScroller()],io.prototype,"scrollToPoint",null),ro([Ar.checkScroller()],io.prototype,"scrollToContent",null),ro([Ar.checkScroller()],io.prototype,"scrollToCell",null),ro([Ar.checkScroller()],io.prototype,"transitionToPoint",null),ro([Ar.checkScroller()],io.prototype,"transitionToRect",null),ro([Fn["a"].dispose()],io.prototype,"dispose",null),function(e){e.View=Nr,e.Hook=no,e.Renderer=Kr,e.Keyboard=Gi,e.MouseWheel=Ui,e.BaseManager=Mr,e.DefsManager=gi,e.GridManager=yi,e.CoordManager=bi,e.PrintManager=$i,e.FormatManager=Wi,e.MiniMapManager=zi,e.HistoryManager=Ri,e.SnaplineManager=wi,e.ScrollerManager=ki,e.ClipboardManager=Ai,e.TransformManager=Ti,e.HighlightManager=Mi,e.BackgroundManager=ei,e.SelectionManager=Ni}(io||(io={})),function(e){function t(t){if(null==t)return!1;if(t instanceof e)return!0;var n=t[Symbol.toStringTag],r=t;return(null==n||n===e.toStringTag)&&null!=r.hook&&null!=r.view&&null!=r.model}e.toStringTag="X6.".concat(e.name),e.isGraph=t}(io||(io={})),function(e){function t(t,n){var r=t instanceof HTMLElement?new e({container:t}):new e(t);return null!=n&&r.fromJSON(n),r}e.render=t}(io||(io={})),function(e){e.registerNode=qn.registry.register,e.registerEdge=ir.registry.register,e.registerView=nr["a"].registry.register,e.registerAttr=P["a"].registry.register,e.registerGrid=L.registry.register,e.registerFilter=A.registry.register,e.registerNodeTool=_e["b"].registry.register,e.registerEdgeTool=_e["a"].registry.register,e.registerBackground=X.registry.register,e.registerHighlighter=te.registry.register,e.registerPortLayout=pe.registry.register,e.registerPortLabelLayout=Be.registry.register,e.registerMarker=Ge["a"].registry.register,e.registerRouter=fn.registry.register,e.registerConnector=Dn.registry.register,e.registerAnchor=tt.registry.register,e.registerEdgeAnchor=st.registry.register,e.registerConnectionPoint=wt.registry.register,e.registerConnectionStrategy=jn["a"].registry.register,e.registerHTMLComponent=kr.componentRegistry.register}(io||(io={})),function(e){e.unregisterNode=qn.registry.unregister,e.unregisterEdge=ir.registry.unregister,e.unregisterView=nr["a"].registry.unregister,e.unregisterAttr=P["a"].registry.unregister,e.unregisterGrid=L.registry.unregister,e.unregisterFilter=A.registry.unregister,e.unregisterNodeTool=_e["b"].registry.unregister,e.unregisterEdgeTool=_e["a"].registry.unregister,e.unregisterBackground=X.registry.unregister,e.unregisterHighlighter=te.registry.unregister,e.unregisterPortLayout=pe.registry.unregister,e.unregisterPortLabelLayout=Be.registry.unregister,e.unregisterMarker=Ge["a"].registry.unregister,e.unregisterRouter=fn.registry.unregister,e.unregisterConnector=Dn.registry.unregister,e.unregisterAnchor=tt.registry.unregister,e.unregisterEdgeAnchor=st.registry.unregister,e.unregisterConnectionPoint=wt.registry.unregister,e.unregisterConnectionStrategy=jn["a"].registry.unregister,e.unregisterHTMLComponent=kr.componentRegistry.unregister}(io||(io={}));var oo,ao=function(){function e(){f(this,e),this.cells=[]}return g(e,[{key:"copy",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};this.options=Object.assign({},n);var r=hr.isModel(t)?t:t.model,i=r.cloneSubGraph(e,n);this.cells=O["a"].sortBy(Object.keys(i).map((function(e){return i[e]})),(function(e){return e.isEdge()?2:1})),this.serialize(n)}},{key:"cut",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};this.copy(e,t,n);var r=io.isGraph(t)?t.model:t;r.batchUpdate("cut",(function(){e.forEach((function(e){return e.remove()}))}))}},{key:"paste",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=Object.assign(Object.assign({},this.options),n),i=r.offset,o=r.edgeProps,a=r.nodeProps,s=20,l=20;i&&(s="number"===typeof i?i:i.dx,l="number"===typeof i?i:i.dy),this.deserialize(r);var u=this.cells;u.forEach((function(e){e.model=null,e.removeProp("zIndex"),(s||l)&&e.translate(s,l),a&&e.isNode()&&e.prop(a),o&&e.isEdge()&&e.prop(o)}));var c=io.isGraph(e)?e.model:e;return c.batchUpdate("paste",(function(){c.addCells(t.cells)})),this.copy(u,e,n),u}},{key:"serialize",value:function(e){!1!==e.useLocalStorage&&oo.save(this.cells)}},{key:"deserialize",value:function(e){if(e.useLocalStorage){var t=oo.fetch();t&&(this.cells=t)}}},{key:"isEmpty",value:function(){return this.cells.length<=0}},{key:"clean",value:function(){this.options={},this.cells=[],oo.clean()}}]),e}();(function(e){var t="".concat(Or["a"].prefixCls,".clipboard.cells");function n(e){if(window.localStorage){var n=e.map((function(e){return e.toJSON()}));localStorage.setItem(t,JSON.stringify(n))}}function r(){if(window.localStorage){var e=localStorage.getItem(t),n=e?JSON.parse(e):[];if(n)return hr.fromJSON(n)}}function i(){window.localStorage&&localStorage.removeItem(t)}e.save=n,e.fetch=r,e.clean=i})(oo||(oo={}));var so,lo=function(){function e(t){f(this,e),this.halo=t}return g(e,[{key:"options",get:function(){return this.halo.options}},{key:"graph",get:function(){return this.halo.graph}},{key:"model",get:function(){return this.halo.model}},{key:"view",get:function(){return this.halo.view}},{key:"cell",get:function(){return this.halo.cell}},{key:"node",get:function(){return this.cell}},{key:"getPresets",value:function(){return{className:"type-node",handles:[{name:"remove",position:"nw",events:{mousedown:this.removeCell.bind(this)},icon:null},{name:"resize",position:"se",events:{mousedown:this.startResize.bind(this),mousemove:this.doResize.bind(this),mouseup:this.stopResize.bind(this)},icon:null},{name:"clone",position:"n",events:{mousedown:this.startClone.bind(this),mousemove:this.doClone.bind(this),mouseup:this.stopClone.bind(this)},icon:null},{name:"link",position:"e",events:{mousedown:this.startLink.bind(this),mousemove:this.doLink.bind(this),mouseup:this.stopLink.bind(this)},icon:null},{name:"fork",position:"ne",events:{mousedown:this.startFork.bind(this),mousemove:this.doFork.bind(this),mouseup:this.stopFork.bind(this)},icon:null},{name:"unlink",position:"w",events:{mousedown:this.unlink.bind(this)},icon:null},{name:"rotate",position:"sw",events:{mousedown:this.startRotate.bind(this),mousemove:this.doRotate.bind(this),mouseup:this.stopRotate.bind(this)},icon:null}],bbox:function(e){if(this.options.useCellGeometry){var t=e.cell;return t.getBBox()}return e.getBBox()},content:function(e){var t=O["k"].template("x: <%= x %>, y: <%= y %>, width: <%= width %>, height: <%= height %>, angle: <%= angle %>"),n=e.cell,r=n.getBBox();return t({x:Math.floor(r.x),y:Math.floor(r.y),width:Math.floor(r.width),height:Math.floor(r.height),angle:Math.floor(n.getAngle())})},magnet:function(e){return e.container},tinyThreshold:40,smallThreshold:80,loopEdgePreferredSide:"top",loopEdgeWidth:40,rotateGrid:15,rotateEmbeds:!1}}},{key:"removeCell",value:function(){this.model.removeConnectedEdges(this.cell),this.cell.remove()}},{key:"startLink",value:function(e){var t=e.x,n=e.y;this.halo.startBatch();var r=this.graph,i=this.createEdgeConnectedToSource();i.setTarget({x:t,y:n}),this.model.addEdge(i,{validation:!1,halo:this.halo.cid,async:!1}),r.view.undelegateEvents(),this.edgeView=r.renderer.findViewByCell(i),this.edgeView.prepareArrowheadDragging("target",{x:t,y:n,fallbackAction:"remove"})}},{key:"createEdgeConnectedToSource",value:function(){var e=this.getMagnet(this.view,"source"),t=this.getEdgeTerminal(this.view,e),n=this.graph.hook.getDefaultEdge(this.view,e);return n.setSource(t),n}},{key:"getMagnet",value:function(e,t){var n=this.options.magnet;if("function"===typeof n){var r=O["d"].call(n,this.halo,e,t);if(r instanceof SVGElement)return r}throw new Error("`magnet()` has to return an SVGElement")}},{key:"getEdgeTerminal",value:function(e,t){var n={cell:e.cell.id};if(t!==e.container){var r=t.getAttribute("port");r?n.port=r:n.selector=e.getSelector(t)}return n}},{key:"doLink",value:function(e){var t=e.e,n=e.x,r=e.y;this.edgeView&&this.edgeView.onMouseMove(t,n,r)}},{key:"stopLink",value:function(e){var t=e.e,n=e.x,r=e.y,i=this.edgeView;if(i){i.onMouseUp(t,n,r);var o=i.cell;o.hasLoop()&&this.makeLoopEdge(o),this.halo.stopBatch(),this.halo.trigger("action:edge:addde",{edge:o}),this.edgeView=null}this.graph.view.delegateEvents()}},{key:"makeLoopEdge",value:function(e){var t=null,n=null,r=this.options.loopEdgeWidth,i=this.graph.options,o=new K["h"](0,0,i.width,i.height),a=this.graph.graphToLocal(this.view.getBBox()),s=[this.options.loopEdgePreferredSide,"top","bottom","left","right"].some((function(e){var i=null,s=0,l=0;switch(e){case"top":i=new K["f"](a.x+a.width/2,a.y-r),s=r/2;break;case"bottom":i=new K["f"](a.x+a.width/2,a.y+a.height+r),s=r/2;break;case"left":i=new K["f"](a.x-r,a.y+a.height/2),l=r/2;break;case"right":i=new K["f"](a.x+a.width+r,a.y+a.height/2),l=r/2;break;default:break}return!!i&&(t=i.translate(-s,-l),n=i.translate(s,l),o.containsPoint(t)&&o.containsPoint(n))}));s&&t&&n&&e.setVertices([t,n])}},{key:"startResize",value:function(e){var t=e.e;this.halo.startBatch(),this.flip=[1,0,0,1,1,0,0,1][Math.floor(K["a"].normalize(this.node.getAngle())/45)],this.view.addClass("node-resizing"),oi("node:resize",t,this.view)}},{key:"doResize",value:function(e){var t=e.e,n=e.dx,r=e.dy,i=this.node.getSize(),o=Math.max(i.width+(this.flip?n:r),1),a=Math.max(i.height+(this.flip?r:n),1);this.node.resize(o,a,{absolute:!0}),oi("node:resizing",t,this.view)}},{key:"stopResize",value:function(e){var t=e.e;this.view.removeClass("node-resizing"),oi("node:resized",t,this.view),this.halo.stopBatch()}},{key:"startClone",value:function(e){var t=e.e,n=e.x,r=e.y;this.halo.startBatch();var i=this.options,o=i.clone(this.cell,{clone:!0});if(!Gn.isCell(o))throw new Error("option 'clone()' has to return a cell");this.centerNodeAtCursor(o,n,r),this.model.addCell(o,{halo:this.halo.cid,async:!1});var a=this.graph.renderer.findViewByCell(o);a.onMouseDown(t,n,r),this.halo.setEventData(t,{cloneView:a})}},{key:"centerNodeAtCursor",value:function(e,t,n){var r=e.getBBox().getCenter(),i=t-r.x,o=n-r.y;e.translate(i,o)}},{key:"doClone",value:function(e){var t=e.e,n=e.x,r=e.y,i=this.halo.getEventData(t).cloneView;i&&i.onMouseMove(t,n,r)}},{key:"stopClone",value:function(e){var t=e.e,n=e.x,r=e.y,i=this.halo.getEventData(t).cloneView;i&&i.onMouseUp(t,n,r),this.halo.stopBatch()}},{key:"startFork",value:function(e){var t=e.e,n=e.x,r=e.y;this.halo.startBatch();var i=this.options.clone(this.cell,{fork:!0});if(!Gn.isCell(i))throw new Error("option 'clone()' has to return a cell");this.centerNodeAtCursor(i,n,r),this.model.addCell(i,{halo:this.halo.cid,async:!1});var o=this.createEdgeConnectedToSource(),a=this.graph.renderer.findViewByCell(i),s=this.getMagnet(a,"target"),l=this.getEdgeTerminal(a,s);o.setTarget(l),this.model.addEdge(o,{halo:this.halo.cid,async:!1}),a.onMouseDown(t,n,r),this.halo.setEventData(t,{cloneView:a})}},{key:"doFork",value:function(e){var t=e.e,n=e.x,r=e.y,i=this.halo.getEventData(t).cloneView;i&&i.onMouseMove(t,n,r)}},{key:"stopFork",value:function(e){var t=e.e,n=e.x,r=e.y,i=this.halo.getEventData(t).cloneView;i&&i.onMouseUp(t,n,r),this.halo.stopBatch()}},{key:"startRotate",value:function(e){var t=this,n=e.e,r=e.x,i=e.y;this.halo.startBatch();var o=this.node.getBBox().getCenter(),a=[this.node];this.options.rotateEmbeds&&this.node.getDescendants({deep:!0}).reduce((function(e,t){return t.isNode()&&e.push(t),e}),a),this.halo.setEventData(n,{center:o,nodes:a,rotateStartAngles:a.map((function(e){return e.getAngle()})),clientStartAngle:new K["f"](r,i).theta(o)}),a.forEach((function(e){var r=t.graph.findViewByCell(e);r&&(r.addClass("node-rotating"),oi("node:rotate",n,r))}))}},{key:"doRotate",value:function(e){var t=this,n=e.e,r=e.x,i=e.y,o=this.halo.getEventData(n),a=o.clientStartAngle-new K["f"](r,i).theta(o.center);o.nodes.forEach((function(e,r){var i=o.rotateStartAngles[r],s=ne["b"].snapToGrid(i+a,t.options.rotateGrid);e.rotate(s,{absolute:!0,center:o.center,halo:t.halo.cid}),oi("node:rotating",n,t.graph.findViewByCell(e))}))}},{key:"stopRotate",value:function(e){var t=this,n=e.e,r=this.halo.getEventData(n);r.nodes.forEach((function(e){var r=t.graph.findViewByCell(e);r.removeClass("node-rotating"),oi("node:rotated",n,r)})),this.halo.stopBatch()}},{key:"unlink",value:function(){this.halo.startBatch(),this.model.removeConnectedEdges(this.cell),this.halo.stopBatch()}}]),e}(),uo=function(){function e(t){f(this,e),this.halo=t}return g(e,[{key:"options",get:function(){return this.halo.options}},{key:"graph",get:function(){return this.halo.graph}},{key:"model",get:function(){return this.halo.model}},{key:"view",get:function(){return this.halo.view}},{key:"cell",get:function(){return this.halo.cell}},{key:"edge",get:function(){return this.cell}},{key:"getPresets",value:function(){return{className:"type-edge",handles:[{name:"remove",position:"nw",icon:null,events:{mousedown:this.removeEdge.bind(this)}},{name:"direction",position:"se",icon:null,events:{mousedown:this.directionSwap.bind(this)}}],content:!1,bbox:function(e){return e.graph.localToGraph(e.getPointAtRatio(.5))},tinyThreshold:-1,smallThreshold:-1}}},{key:"removeEdge",value:function(){this.cell.remove()}},{key:"directionSwap",value:function(){var e=this.edge.getSource(),t=this.edge.getTarget();this.edge.prop({source:t,target:e})}}]),e}(),co=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"type",get:function(){return this.options.type||"surround"}},{key:"handleOptions",get:function(){return this.options}},{key:"init",value:function(e){this.options=O["g"].merge(n.defaultOptions,this.cell.isNode()?new lo(this).getPresets():this.cell.isEdge()?new uo(this).getPresets():null,e),this.render(),this.initHandles(),this.update(),this.startListening()}},{key:"startListening",value:function(){var e=this.model,t=this.graph,r=this.view.cell;r.on("removed",this.remove,this),e.on("reseted",this.remove,this),t.on("halo:destroy",this.remove,this),e.on("*",this.update,this),t.on("scale",this.update,this),t.on("translate",this.update,this),i(o(n.prototype),"startListening",this).call(this)}},{key:"stopListening",value:function(){var e=this.model,t=this.graph,r=this.view.cell;this.undelegateEvents(),r.off("removed",this.remove,this),e.off("reseted",this.remove,this),t.off("halo:destroy",this.remove,this),e.off("*",this.update,this),t.off("scale",this.update,this),t.off("translate",this.update,this),i(o(n.prototype),"stopListening",this).call(this)}},{key:"render",value:function(){var e=this.options,t=this.prefixClassName("widget-halo");return this.view.addClass(so.NODE_CLS),this.container=document.createElement("div"),this.$container=this.$(this.container).addClass(t).attr("data-shape",this.view.cell.shape),e.className&&this.$container.addClass(e.className),this.$handleContainer=this.$("<div/>").addClass("".concat(t,"-handles")).appendTo(this.container),this.$content=this.$("<div/>").addClass("".concat(t,"-content")).appendTo(this.container),this.$container.appendTo(this.graph.container),this}},{key:"remove",value:function(){return this.stopBatch(),this.view.removeClass(so.NODE_CLS),i(o(n.prototype),"remove",this).call(this)}},{key:"update",value:function(){if(this.isRendered()){this.updateContent();var e=this.getBBox(),t=this.options.tinyThreshold||0,n=this.options.smallThreshold||0;this.$handleContainer.toggleClass("".concat(this.handleClassName,"-tiny"),e.width<t&&e.height<t);var r="".concat(this.handleClassName,"-small");this.$handleContainer.toggleClass(r,!this.$handleContainer.hasClass(r)&&e.width<n&&e.height<n),this.$container.css({width:e.width,height:e.height,left:e.x,top:e.y}),this.hasHandle("unlink")&&this.toggleUnlink(),"surround"!==this.type&&"toolbar"!==this.type||this.hasHandle("fork")&&this.toggleFork()}}},{key:"updateContent",value:function(){var e=this.options.content;if("function"===typeof e){var t=O["d"].call(e,this,this.view,this.$content[0]);t&&this.$content.html(t)}else e?this.$content.html(e):this.$content.remove()}},{key:"getBBox",value:function(){var e=this.view,t=this.options.bbox,n="function"===typeof t?O["d"].call(t,this,e):t;return K["h"].create(Object.assign({x:0,y:0,width:1,height:1},n))}},{key:"removeCell",value:function(){this.cell.remove()}},{key:"toggleFork",value:function(){var e=this.view.cell.clone(),t=this.graph.hook.createCellView(e),n=this.graph.hook.validateConnection(this.view,null,t,null,"target");this.$handleContainer.children(".fork").toggleClass("hidden",!n),t.remove()}},{key:"toggleUnlink",value:function(){var e=this.model.getConnectedEdges(this.view.cell).length>0;this.$handleContainer.children(".unlink").toggleClass("hidden",!e)}},{key:"startBatch",value:function(){this.model.startBatch("halo",{halo:this.cid})}},{key:"stopBatch",value:function(){this.model.hasActiveBatch("halo")&&this.model.stopBatch("halo",{halo:this.cid})}}]),n}(_r);(function(e){e.defaultOptions={type:"surround",clearAll:!0,clearOnBlankMouseDown:!0,useCellGeometry:!1,clone:function(e){return e.clone().removeZIndex()}}})(co||(co={})),Object.getOwnPropertyNames(zr.prototype).forEach((function(e){"constructor"!==e&&Object.defineProperty(co.prototype,e,Object.getOwnPropertyDescriptor(zr.prototype,e))})),function(e){e.NODE_CLS="has-widget-halo"}(so||(so={}));var ho,fo=function(e,t,n,r){var i,o=arguments.length,a=o<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,n):r;if("object"===("undefined"===typeof Reflect?"undefined":p(Reflect))&&"function"===typeof Reflect.decorate)a=Reflect.decorate(e,t,n,r);else for(var s=e.length-1;s>=0;s--)(i=e[s])&&(a=(o<3?i(a):o>3?i(t,n,a):i(t,n))||a);return o>3&&a&&Object.defineProperty(t,n,a),a},go=function(e){u(n,e);var t=c(n);function n(e){var r;return f(this,n),r=t.call(this),r.options=Object.assign(Object.assign({},n.defaults),e),r.container=document.createElement("div"),r.$container=r.$(r.container).addClass(r.prefixClassName("widget-dnd")),r.draggingGraph=new io(Object.assign(Object.assign({},r.options.delegateGraphOptions),{container:document.createElement("div"),width:1,height:1})),r.$container.append(r.draggingGraph.container),r}return g(n,[{key:"targetScroller",get:function(){var e=this.options.target;return io.isGraph(e)?e.scroller.widget:e}},{key:"targetGraph",get:function(){var e=this.options.target;return io.isGraph(e)?e:e.graph}},{key:"targetModel",get:function(){return this.targetGraph.model}},{key:"snapline",get:function(){return this.targetGraph.snapline.widget}},{key:"start",value:function(e,t){var r=t;r.preventDefault(),this.targetModel.startBatch("dnd"),this.$container.addClass("dragging").appendTo(this.options.containerParent||document.body),this.sourceNode=e,this.prepareDragging(e,r.clientX,r.clientY);var i=this.updateNodePosition(r.clientX,r.clientY);this.isSnaplineEnabled()&&(this.snapline.captureCursorOffset({e:r,node:e,cell:e,view:this.draggingView,x:i.x,y:i.y}),this.draggingNode.on("change:position",this.snap,this)),this.delegateDocumentEvents(n.documentEvents,r.data)}},{key:"isSnaplineEnabled",value:function(){return this.snapline&&!this.snapline.disabled}},{key:"prepareDragging",value:function(e,t,n){var r=this.draggingGraph,i=r.model,o=this.options.getDragNode(e,{sourceNode:e,draggingGraph:r,targetGraph:this.targetGraph});o.position(0,0);var a=5;if(this.isSnaplineEnabled()&&(a+=this.snapline.options.tolerance||0),this.isSnaplineEnabled()||this.options.scaled){var s=this.targetGraph.transform.getScale();r.scale(s.sx,s.sy),a*=Math.max(s.sx,s.sy)}else r.scale(1,1);this.clearDragging(),this.options.animation&&this.$container.stop(!0,!0),i.resetCells([o]);var l=r.findViewByCell(o);l.undelegateEvents(),l.cell.off("changed"),r.fitToContent({padding:a,allowNewOrigin:"any"});var u=l.getBBox();this.geometryBBox=l.getBBox({useCellGeometry:!0}),this.delta=this.geometryBBox.getTopLeft().diff(u.getTopLeft()),this.draggingNode=o,this.draggingView=l,this.draggingBBox=o.getBBox(),this.padding=a,this.originOffset=this.updateGraphPosition(t,n)}},{key:"updateGraphPosition",value:function(e,t){var n=document.body.scrollTop||document.documentElement.scrollTop,r=this.delta,i=this.geometryBBox,o=this.padding||5,a={left:e-r.x-i.width/2-o,top:t-r.y-i.height/2-o+n};return this.draggingGraph&&this.$container.offset(a),a}},{key:"updateNodePosition",value:function(e,t){var n=this.targetGraph.clientToLocal(e,t),r=this.draggingBBox;return n.x-=r.width/2,n.y-=r.height/2,this.draggingNode.position(n.x,n.y),n}},{key:"snap",value:function(e){var t=e.cell,n=e.current,r=e.options,i=t;if(r.snapped){var o=this.draggingBBox;i.position(o.x+r.tx,o.y+r.ty,{silent:!0}),this.draggingView.translate(),i.position(n.x,n.y,{silent:!0}),this.snapOffset={x:r.tx,y:r.ty}}else this.snapOffset=null}},{key:"onDragging",value:function(e){var t=this.draggingView;if(t){e.preventDefault();var n=this.normalizeEvent(e),r=n.clientX,i=n.clientY;this.updateGraphPosition(r,i);var o=this.updateNodePosition(r,i),a=this.targetGraph.options.embedding.enabled,s=(a||this.isSnaplineEnabled())&&this.isInsideValidArea({x:r,y:i});if(a){t.setEventData(n,{graph:this.targetGraph,candidateEmbedView:this.candidateEmbedView});var l=t.getEventData(n);s?t.processEmbedding(n,l):t.clearEmbedding(l),this.candidateEmbedView=l.candidateEmbedView}this.isSnaplineEnabled()&&(s?this.snapline.snapOnMoving({e:n,view:t,x:o.x,y:o.y}):this.snapline.hide())}}},{key:"onDragEnd",value:function(e){var t=this,n=this.draggingNode;if(n){var r=this.normalizeEvent(e),i=this.draggingView,o=this.draggingBBox,a=this.snapOffset,s=o.x,l=o.y;a&&(s+=a.x,l+=a.y),n.position(s,l,{silent:!0});var u=this.drop(n,{x:r.clientX,y:r.clientY}),c=function(e){e?(t.onDropped(n),t.targetGraph.options.embedding.enabled&&i&&(i.setEventData(r,{cell:e,graph:t.targetGraph,candidateEmbedView:t.candidateEmbedView}),i.finalizeEmbedding(r,i.getEventData(r)))):t.onDropInvalid(),t.candidateEmbedView=null,t.targetModel.stopBatch("dnd")};O["d"].isAsync(u)?(this.undelegateDocumentEvents(),u.then(c)):c(u)}}},{key:"clearDragging",value:function(){this.draggingNode&&(this.sourceNode=null,this.draggingNode.remove(),this.draggingNode=null,this.draggingView=null,this.delta=null,this.padding=null,this.snapOffset=null,this.originOffset=null,this.undelegateDocumentEvents())}},{key:"onDropped",value:function(e){this.draggingNode===e&&(this.clearDragging(),this.$container.removeClass("dragging").remove())}},{key:"onDropInvalid",value:function(){var e=this,t=this.draggingNode;if(t){var n=this.options.animation;if(n){var r="object"===p(n)&&n.duration||150,i="object"===p(n)&&n.easing||"swing";this.draggingView=null,this.$container.animate(this.originOffset,r,i,(function(){return e.onDropped(t)}))}else this.onDropped(t)}}},{key:"isInsideValidArea",value:function(e){var t,n=this.targetGraph,r=this.targetScroller;if(r)if(r.options.autoResize)t=this.getDropArea(r.container);else{var i=this.getDropArea(r.container);t=this.getDropArea(n.container).intersectsWithRect(i)}else t=this.getDropArea(n.container);return t&&t.containsPoint(e)}},{key:"getDropArea",value:function(e){var t=this.$(e),n=t.offset(),r=document.body.scrollTop||document.documentElement.scrollTop,i=document.body.scrollLeft||document.documentElement.scrollLeft;return K["h"].create({x:n.left+parseInt(t.css("border-left-width"),10)-i,y:n.top+parseInt(t.css("border-top-width"),10)-r,width:t.innerWidth(),height:t.innerHeight()})}},{key:"drop",value:function(e,t){var n=this;if(this.isInsideValidArea(t)){var r=this.targetGraph,i=r.model,o=r.clientToLocal(t),a=this.sourceNode,s=this.options.getDropNode(e,{sourceNode:a,draggingNode:e,targetGraph:this.targetGraph,draggingGraph:this.draggingGraph}),l=s.getBBox();o.x+=l.x-l.width/2,o.y+=l.y-l.height/2;var u=this.snapOffset?1:r.getGridSize();s.position(ne["b"].snapToGrid(o.x,u),ne["b"].snapToGrid(o.y,u)),s.removeZIndex();var c=this.options.validateNode,h=!c||c(s,{sourceNode:a,draggingNode:e,droppingNode:s,targetGraph:r,draggingGraph:this.draggingGraph});return"boolean"===typeof h?h?(i.addCell(s,{stencil:this.cid}),s):null:O["d"].toDeferredBoolean(h).then((function(e){return e?(i.addCell(s,{stencil:n.cid}),s):null}))}return null}},{key:"onRemove",value:function(){this.draggingGraph&&(this.draggingGraph.view.remove(),this.draggingGraph.dispose())}},{key:"dispose",value:function(){this.remove()}}]),n}(tr["a"]);function po(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=hr.isModel(e)?e:(new hr).resetCells(e,{sort:!1,dryrun:!0}),r=n.getNodes(),i=t.columns||1,o=Math.ceil(r.length/i),a=t.dx||0,s=t.dy||0,l=!1!==t.center,u=!0===t.resizeToFit,c=t.marginX||0,h=t.marginY||0,d=[],f=t.columnWidth;if("compact"===f)for(var g=0;g<i;g+=1){var p=ho.getNodesInColumn(r,g,i);d.push(ho.getMaxDim(p,"width")+a)}else{null!=f&&"auto"!==f||(f=ho.getMaxDim(r,"width")+a);for(var v=0;v<i;v+=1)d.push(f)}var y=ho.accumulate(d,c),m=[],b=t.rowHeight;if("compact"===b)for(var x=0;x<o;x+=1){var w=ho.getNodesInRow(r,x,i);m.push(ho.getMaxDim(w,"height")+s)}else{null!=b&&"auto"!==b||(b=ho.getMaxDim(r,"height")+s);for(var C=0;C<o;C+=1)m.push(b)}var k=ho.accumulate(m,h);n.startBatch("layout"),r.forEach((function(e,n){var r=n%i,o=Math.floor(n/i),c=d[r],h=m[o],f=0,g=0,p=e.getSize();if(u){var v=c-2*a,b=h-2*s,x=p.height*(p.width?v/p.width:1),w=p.width*(p.height?b/p.height:1);h<x?v=w:b=x,p={width:v,height:b},e.setSize(p,t)}l&&(f=(c-p.width)/2,g=(h-p.height)/2),e.position(y[r]+a+f,k[o]+s+g,t)})),n.stopBatch("layout")}fo([tr["a"].dispose()],go.prototype,"dispose",null),function(e){e.defaults={animation:!1,getDragNode:function(e){return e.clone()},getDropNode:function(e){return e.clone()}},e.documentEvents={mousemove:"onDragging",touchmove:"onDragging",mouseup:"onDragEnd",touchend:"onDragEnd",touchcancel:"onDragEnd"}}(go||(go={})),function(e){function t(e,t){return e.reduce((function(e,n){return Math.max(n.getSize()[t],e)}),0)}function n(e,t,n){for(var r=[],i=n*t,o=i+n;i<o;i+=1)r.push(e[i]);return r}function r(e,t,n){for(var r=[],i=t,o=e.length;i<o;i+=n)r.push(e[i]);return r}function i(e,t){return e.reduce((function(e,t,n){return e.push(e[n]+t),e}),[t||0])}e.getMaxDim=t,e.getNodesInRow=n,e.getNodesInColumn=r,e.accumulate=i}(ho||(ho={}));var vo,yo,mo=function(e){u(n,e);var 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C=this.view.getScaleOfElement(e,o.scalableNode);x=C.sx,w=C.sy}var k=!1;null!=h&&Object.keys(h).forEach((function(e){var t=h[e],n=a.getDefinition(e);if(null!=n){var o=i["d"].call(n.position,a.view,t,g());null!=o&&(k=!0,b.translate(r["f"].create(o).scale(x,w)))}})),this.view.setAttrs(u,e);var E=!1;if(null!=d){var S=this.view.getBoundingRectOfElement(e);if(S.width>0&&S.height>0){var A=i["c"].transformRectangle(S,m).scale(1/x,1/w);Object.keys(d).forEach((function(t){var n=d[t],o=a.getDefinition(t);if(null!=o){var s=i["d"].call(o.offset,a.view,n,{elem:e,cell:a.cell,view:a.view,attrs:l,refBBox:A});null!=s&&(E=!0,b.translate(r["f"].create(s).scale(x,w)))}}))}}(null!=v||k||E)&&(b.round(1),m.e=b.x,m.f=b.y,e.setAttribute("transform",i["c"].matrixToTransformString(m)));var O=function(){null!=f&&Object.keys(f).forEach((function(t){var n=f[t],r=a.getDefinition(t);if(null!=r){var o=i["d"].call(r.set,a.view,n,g());"object"===p(o)?a.view.setAttrs(o,e):null!=o&&a.view.setAttrs(s({},t,o),e)}}))};o.forceSync?O():i["i"].scheduleTask(O)}}},{key:"update",value:function(e,t,n){var r=this,o={},a=this.findAttrs(n.attrs||t,e,o,n.selectors),s=n.attrs?this.findAttrs(t,e,o,n.selectors):a,l=[];a.each((function(t){var i=t.elem,a=t.attrs,u=r.processAttrs(i,a);if(null==u.set&&null==u.position&&null==u.offset&&null==u.delay)r.view.setAttrs(u.normal,i);else{var c,h=s.get(i),d=h?h.attrs:null,f=d&&null==a.ref?d.ref:a.ref;if(f){if(c=(o[f]||r.view.find(f,e,n.selectors))[0],!c)throw new Error('"'.concat(f,'" reference does not exist.'))}else c=null;var g={node:i,refNode:c,attributes:d,processedAttributes:u},p=l.findIndex((function(e){return e.refNode===i}));p>-1?l.splice(p,0,g):l.push(g)}}));var u,c=new v["b"];l.forEach((function(t){var o,a,s=t.node,h=t.refNode,d=null!=h&&null!=n.rotatableNode&&i["c"].contains(n.rotatableNode,h);if(h&&(o=c.get(h)),!o){var f=d?n.rotatableNode:e;o=h?i["c"].getBBox(h,{target:f}):n.rootBBox,h&&c.set(h,o)}n.attrs&&t.attributes?(a=r.processAttrs(s,t.attributes),r.mergeProcessedAttrs(a,t.processedAttributes)):a=t.processedAttributes;var g=o;d&&null!=n.rotatableNode&&!n.rotatableNode.contains(s)&&(u||(u=i["c"].transformStringToMatrix(i["c"].attr(n.rotatableNode,"transform"))),g=i["c"].transformRectangle(o,u));var p=l.find((function(e){return e.refNode===s}));p&&(n.forceSync=!0),r.updateRelativeAttrs(s,a,g,n)}))}}]),e}();(function(e){e.CASE_SENSITIVE_ATTR=["viewBox"],e.DELAY_ATTRS=["text","textWrap","sourceMarker","targetMarker"]})(w||(w={}));var C=function(){function e(t,n){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];f(this,e),this.view=t;var i={},o={},a=0;Object.keys(n).forEach((function(e){var t=n[e];Array.isArray(t)||(t=[t]),t.forEach((function(t){var n=i[t];n||(a+=1,n=i[t]=1<<a),o[e]|=n}))}));var s=r;if(Array.isArray(s)||(s=[s]),s.forEach((function(e){i[e]||(a+=1,i[e]=1<<a)})),a>25)throw new Error("Maximum number of flags exceeded.");this.flags=i,this.attrs=o,this.bootstrap=r}return g(e,[{key:"cell",get:function(){return this.view.cell}},{key:"getFlag",value:function(e){var t=this.flags;return null==t?0:Array.isArray(e)?e.reduce((function(e,n){return e|t[n]}),0):0|t[e]}},{key:"hasAction",value:function(e,t){return e&this.getFlag(t)}},{key:"removeAction",value:function(e,t){return e^e&this.getFlag(t)}},{key:"getBootstrapFlag",value:function(){return this.getFlag(this.bootstrap)}},{key:"getChangedFlag",value:function(){var e=this,t=0;return this.attrs?(Object.keys(this.attrs).forEach((function(n){e.cell.hasChanged(n)&&(t|=e.attrs[n])})),t):t}}]),e}(),k=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},E=function(e,t){u(o,e);var n=c(o);function o(e){var t,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return f(this,o),t=n.call(this),t.cell=e,t.options=t.ensureOptions(r),t.graph=t.options.graph,t.attr=new w(a(t)),t.flag=new C(a(t),t.options.actions,t.options.bootstrap),t.cache=new y(a(t)),t.setContainer(t.ensureContainer()),t.setup(),t.$(t.container).data("view",a(t)),t.init(),t}return g(o,[{key:t,get:function(){return o.toStringTag}},{key:"init",value:function(){}},{key:"onRemove",value:function(){this.removeTools()}},{key:"priority",get:function(){return this.options.priority}},{key:"rootSelector",get:function(){return this.options.rootSelector}},{key:"getConstructor",value:function(){return this.constructor}},{key:"ensureOptions",value:function(e){return this.getConstructor().getOptions(e)}},{key:"getContainerTagName",value:function(){return this.options.isSvgElement?"g":"div"}},{key:"getContainerStyle",value:function(){}},{key:"getContainerAttrs",value:function(){return{"data-cell-id":this.cell.id,"data-shape":this.cell.shape}}},{key:"getContainerClassName",value:function(){return this.prefixClassName("cell")}},{key:"ensureContainer",value:function(){return h["a"].createElement(this.getContainerTagName(),this.options.isSvgElement)}},{key:"setContainer",value:function(e){if(this.container!==e){this.undelegateEvents(),this.container=e,null!=this.options.events&&this.delegateEvents(this.options.events);var t=this.getContainerAttrs();null!=t&&this.setAttrs(t,e);var n=this.getContainerStyle();null!=n&&this.setStyle(n,e);var r=this.getContainerClassName();null!=r&&this.addClass(r,e)}return this}},{key:"isNodeView",value:function(){return!1}},{key:"isEdgeView",value:function(){return!1}},{key:"render",value:function(){return this}},{key:"confirmUpdate",value:function(e){return 0}},{key:"getBootstrapFlag",value:function(){return this.flag.getBootstrapFlag()}},{key:"getFlag",value:function(e){return this.flag.getFlag(e)}},{key:"hasAction",value:function(e,t){return this.flag.hasAction(e,t)}},{key:"removeAction",value:function(e,t){return this.flag.removeAction(e,t)}},{key:"handleAction",value:function(e,t,n,r){if(this.hasAction(e,t)){n();var i=[t];return r&&("string"===typeof r?i.push(r):i.push.apply(i,d(r))),this.removeAction(e,i)}return e}},{key:"setup",value:function(){var e=this;this.cell.on("changed",(function(t){var n=t.options;return e.onAttrsChange(n)}))}},{key:"onAttrsChange",value:function(e){var t=this.flag.getChangedFlag();!e.updated&&t&&(e.dirty&&this.hasAction(t,"update")&&(t|=this.getFlag("render")),e.toolId&&(e.async=!1),null!=this.graph&&this.graph.renderer.requestViewUpdate(this,t,this.priority,e))}},{key:"parseJSONMarkup",value:function(e,t){var n=m["a"].parseJSONMarkup(e),r=n.selectors,i=this.rootSelector;if(t&&i){if(r[i])throw new Error("Invalid root selector");r[i]=t}return n}},{key:"can",value:function(e){var t=this.graph.options.interacting;if("function"===typeof t&&(t=i["d"].call(t,this.graph,this)),"object"===p(t)){var n=t[e];return"function"===typeof n&&(n=i["d"].call(n,this.graph,this)),!1!==n}return"boolean"===typeof t&&t}},{key:"cleanCache",value:function(){return this.cache.clean(),this}},{key:"getCache",value:function(e){return this.cache.get(e)}},{key:"getDataOfElement",value:function(e){return this.cache.getData(e)}},{key:"getMatrixOfElement",value:function(e){return this.cache.getMatrix(e)}},{key:"getShapeOfElement",value:function(e){return this.cache.getShape(e)}},{key:"getScaleOfElement",value:function(e,t){var n,r;if(t&&t.contains(e)){var o=i["c"].scale(t);n=1/o.sx,r=1/o.sy}else n=1,r=1;return{sx:n,sy:r}}},{key:"getBoundingRectOfElement",value:function(e){return this.cache.getBoundingRect(e)}},{key:"getBBoxOfElement",value:function(e){var t=this.getBoundingRectOfElement(e),n=this.getMatrixOfElement(e),r=this.getRootRotatedMatrix(),o=this.getRootTranslatedMatrix();return i["c"].transformRectangle(t,o.multiply(r).multiply(n))}},{key:"getUnrotatedBBoxOfElement",value:function(e){var t=this.getBoundingRectOfElement(e),n=this.getMatrixOfElement(e),r=this.getRootTranslatedMatrix();return i["c"].transformRectangle(t,r.multiply(n))}},{key:"getBBox",value:function(){var e,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(t.useCellGeometry){var n=this.cell,r=n.isNode()?n.getAngle():0;e=n.getBBox().bbox(r)}else e=this.getBBoxOfElement(this.container);return this.graph.localToGraph(e)}},{key:"getRootTranslatedMatrix",value:function(){var e=this.cell,t=e.isNode()?e.getPosition():{x:0,y:0};return i["c"].createSVGMatrix().translate(t.x,t.y)}},{key:"getRootRotatedMatrix",value:function(){var e=i["c"].createSVGMatrix(),t=this.cell,n=t.isNode()?t.getAngle():0;if(n){var r=t.getBBox(),o=r.width/2,a=r.height/2;e=e.translate(o,a).rotate(n).translate(-o,-a)}return e}},{key:"findMagnet",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.container;return this.findByAttr("magnet",e)}},{key:"updateAttrs",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};null==n.rootBBox&&(n.rootBBox=new r["h"]),null==n.selectors&&(n.selectors=this.selectors),this.attr.update(e,t,n)}},{key:"isEdgeElement",value:function(e){return this.cell.isEdge()&&(null==e||e===this.container)}},{key:"prepareHighlight",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=e&&this.$(e)[0]||this.container;return t.partial=n===this.container,n}},{key:"highlight",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.prepareHighlight(e,t);return this.notify("cell:highlight",{magnet:n,options:t,view:this,cell:this.cell}),this.isEdgeView()?this.notify("edge:highlight",{magnet:n,options:t,view:this,edge:this.cell,cell:this.cell}):this.isNodeView()&&this.notify("node:highlight",{magnet:n,options:t,view:this,node:this.cell,cell:this.cell}),this}},{key:"unhighlight",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=this.prepareHighlight(e,t);return this.notify("cell:unhighlight",{magnet:n,options:t,view:this,cell:this.cell}),this.isNodeView()?this.notify("node:unhighlight",{magnet:n,options:t,view:this,node:this.cell,cell:this.cell}):this.isEdgeView()&&this.notify("edge:unhighlight",{magnet:n,options:t,view:this,edge:this.cell,cell:this.cell}),this}},{key:"notifyUnhighlight",value:function(e,t){}},{key:"getEdgeTerminal",value:function(e,t,n,r,i){var o=this.cell,a=this.findAttr("port",e),s=e.getAttribute("data-selector"),l={cell:o.id};return null!=s&&(l.magnet=s),null!=a?(l.port=a,o.isNode()&&(o.hasPort(a)||null!=s||(l.selector=this.getSelector(e)))):null==s&&this.container!==e&&(l.selector=this.getSelector(e)),this.customizeEdgeTerminal(l,e,t,n,r,i)}},{key:"customizeEdgeTerminal",value:function(e,t,n,o,a,s){var u=a.getStrategy()||this.graph.options.connecting.strategy;if(u){var c="string"===typeof u?u:u.name,h="string"===typeof u?{}:u.args||{},d=l["a"].registry;if(c){var f=d.get(c);if(null==f)return d.onNotFound(c);var g=i["d"].call(f,this.graph,e,this,t,new r["f"](n,o),a,s,h);if(g)return g}}return e}},{key:"getMagnetFromEdgeTerminal",value:function(e){var t,n=this.cell,r=this.container,i=e.port,o=e.magnet;return null!=i&&n.isNode()&&n.hasPort(i)?t=this.findPortElem(i,o)||r:(o||(o=e.selector),o||null==i||(o='[port="'.concat(i,'"]')),t=this.findOne(o,r,this.selectors)),t}},{key:"animate",value:function(e,t){var n="string"===typeof e?this.findOne(e):e;if(null==n)throw new Error("Invalid animation element.");var r=n.parentNode,o=function(){r||i["c"].remove(n)},a=i["m"].create(n);r||a.appendTo(this.graph.view.stage);var s=t.complete;return t.complete=function(e){o(),s&&s(e)},a.animate(t)}},{key:"animateTransform",value:function(e,t){var n="string"===typeof e?this.findOne(e):e;if(null==n)throw new Error("Invalid animation element.");var r=n.parentNode,o=function(){r||i["c"].remove(n)},a=i["m"].create(n);r||a.appendTo(this.graph.view.stage);var s=t.complete;return t.complete=function(e){o(),s&&s(e)},a.animateTransform(t)}},{key:"hasTools",value:function(e){var t=this.tools;return null!=t&&(null==e||t.name===e)}},{key:"addTools",value:function(e){if(!this.can("toolsAddable"))return this;if(this.removeTools(),e){var t=b["a"].isToolsView(e)?e:new b["a"](e);this.tools=t,this.graph.on("tools:hide",this.hideTools,this),this.graph.on("tools:show",this.showTools,this),this.graph.on("tools:remove",this.removeTools,this),t.config({view:this}),t.mount()}return this}},{key:"updateTools",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.tools&&this.tools.update(e),this}},{key:"removeTools",value:function(){return this.tools&&(this.tools.remove(),this.graph.off("tools:hide",this.hideTools,this),this.graph.off("tools:show",this.showTools,this),this.graph.off("tools:remove",this.removeTools,this),this.tools=null),this}},{key:"hideTools",value:function(){return this.tools&&this.tools.hide(),this}},{key:"showTools",value:function(){return this.tools&&this.tools.show(),this}},{key:"renderTools",value:function(){var e=this.cell.getTools();return this.addTools(e),this}},{key:"notify",value:function(e,t){return this.trigger(e,t),this.graph.trigger(e,t),this}},{key:"getEventArgs",value:function(e,t,n){var r=this,i=r.cell;return null==t||null==n?{e:e,view:r,cell:i}:{e:e,x:t,y:n,view:r,cell:i}}},{key:"onClick",value:function(e,t,n){this.notify("cell:click",this.getEventArgs(e,t,n))}},{key:"onDblClick",value:function(e,t,n){this.notify("cell:dblclick",this.getEventArgs(e,t,n))}},{key:"onContextMenu",value:function(e,t,n){this.notify("cell:contextmenu",this.getEventArgs(e,t,n))}},{key:"onMouseDown",value:function(e,t,n){this.cell.model&&(this.cachedModelForMouseEvent=this.cell.model,this.cachedModelForMouseEvent.startBatch("mouse")),this.notify("cell:mousedown",this.getEventArgs(e,t,n))}},{key:"onMouseUp",value:function(e,t,n){this.notify("cell:mouseup",this.getEventArgs(e,t,n)),this.cachedModelForMouseEvent&&(this.cachedModelForMouseEvent.stopBatch("mouse",{cell:this.cell}),this.cachedModelForMouseEvent=null)}},{key:"onMouseMove",value:function(e,t,n){this.notify("cell:mousemove",this.getEventArgs(e,t,n))}},{key:"onMouseOver",value:function(e){this.notify("cell:mouseover",this.getEventArgs(e))}},{key:"onMouseOut",value:function(e){this.notify("cell:mouseout",this.getEventArgs(e))}},{key:"onMouseEnter",value:function(e){this.notify("cell:mouseenter",this.getEventArgs(e))}},{key:"onMouseLeave",value:function(e){this.notify("cell:mouseleave",this.getEventArgs(e))}},{key:"onMouseWheel",value:function(e,t,n,r){this.notify("cell:mousewheel",Object.assign({delta:r},this.getEventArgs(e,t,n)))}},{key:"onCustomEvent",value:function(e,t,n,r){this.notify("cell:customevent",Object.assign({name:t},this.getEventArgs(e,n,r))),this.notify(t,Object.assign({},this.getEventArgs(e,n,r)))}},{key:"onMagnetMouseDown",value:function(e,t,n,r){}},{key:"onMagnetDblClick",value:function(e,t,n,r){}},{key:"onMagnetContextMenu",value:function(e,t,n,r){}},{key:"onLabelMouseDown",value:function(e,t,n){}},{key:"checkMouseleave",value:function(e){var t=this.graph;t.renderer.isAsync()&&t.renderer.dumpView(this);var n=this.getEventTarget(e,{fromPoint:!0}),r=t.renderer.findViewByElem(n);r!==this&&(this.onMouseLeave(e),r&&r.onMouseEnter(e))}}],[{key:"getDefaults",value:function(){return this.defaults}},{key:"config",value:function(e){this.defaults=this.getOptions(e)}},{key:"getOptions",value:function(e){var t=function(e,t){return null!=t?i["a"].uniq([].concat(d(Array.isArray(e)?e:[e]),d(Array.isArray(t)?t:[t]))):Array.isArray(e)?d(e):[e]},n=i["g"].cloneDeep(this.getDefaults()),r=e.bootstrap,o=e.actions,a=e.events,s=e.documentEvents,l=k(e,["bootstrap","actions","events","documentEvents"]);return r&&(n.bootstrap=t(n.bootstrap,r)),o&&Object.keys(o).forEach((function(e){var 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t=this.cellView;t.can("vertexMovable")&&(e.off("change",this.onHandleChange,this),e.off("changing",this.onHandleChanging,this),e.off("changed",this.onHandleChanged,this)),t.can("vertexDeletable")&&e.off("remove",this.onHandleRemove,this)}},{key:"getNeighborPoints",value:function(e){var t=this.cellView,n=this.vertices,r=e>0?n[e-1]:t.sourceAnchor,i=e<n.length-1?n[e+1]:t.targetAnchor;return{prev:y["f"].create(r),next:y["f"].create(i)}}},{key:"getMouseEventArgs",value:function(e){var t=this.normalizeEvent(e),n=this.graph.snapToGrid(t.clientX,t.clientY),r=n.x,i=n.y;return{e:t,x:r,y:i}}},{key:"onHandleChange",value:function(e){var t=e.e;this.focus();var n=this.cellView;if(n.cell.startBatch("move-vertex",{ui:!0,toolId:this.cid}),!this.options.stopPropagation){var r=this.getMouseEventArgs(t),i=r.e,o=r.x,a=r.y;n.notifyMouseDown(i,o,a)}}},{key:"onHandleChanging",value:function(e){var 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r=this.getNeighborPoints(t),i=r.prev,o=r.next;Math.abs(e.x-i.x)<n?e.x=i.x:Math.abs(e.x-o.x)<n&&(e.x=o.x),Math.abs(e.y-i.y)<n?e.y=r.prev.y:Math.abs(e.y-o.y)<n&&(e.y=o.y)}}},{key:"onHandleRemove",value:function(e){var t=e.handle,n=e.e;if(this.options.removable){var r=t.options.index,i=this.cellView;i.cell.removeVertexAt(r,{ui:!0}),this.options.addable&&this.updatePath(),i.checkMouseleave(this.normalizeEvent(n))}}},{key:"onPathMouseDown",value:function(e){var t=this.cellView;if(!this.guard(e)&&this.options.addable&&t.can("vertexAddable")){e.stopPropagation(),e.preventDefault();var n=this.normalizeEvent(e),r=this.graph.snapToGrid(n.clientX,n.clientY).toJSON();t.cell.startBatch("add-vertex",{ui:!0,toolId:this.cid});var i=t.getVertexIndex(r.x,r.y);this.snapVertex(r,i),t.cell.setVertexAt(i,r,{ui:!0,toolId:this.cid}),this.render();var o=this.handles[i];this.eventData(n,{vertexAdded:!0}),o.onMouseDown(n)}}},{key:"onRemove",value:function(){this.resetHandles()}}]),n}(r["a"].ToolItem);(function(e){var t=function(t){u(r,t);var n=c(r);function r(e){var t;return f(this,r),t=n.call(this),t.options=e,t.render(),t.delegateEvents({mousedown:"onMouseDown",touchstart:"onMouseDown",dblclick:"onDoubleClick"}),t}return g(r,[{key:"graph",get:function(){return this.options.graph}},{key:"render",value:function(){this.container=m["a"].createElement("circle",!0);var t=this.options.attrs;if("function"===typeof t){var n=e.getDefaults();this.setAttrs(Object.assign(Object.assign({},n.attrs),t(this)))}else this.setAttrs(t);this.addClass(this.prefixClassName("edge-tool-vertex"))}},{key:"updatePosition",value:function(e,t){this.setAttrs({cx:e,cy:t})}},{key:"onMouseDown",value:function(e){this.options.guard(e)||(e.stopPropagation(),e.preventDefault(),this.graph.view.undelegateEvents(),this.delegateDocumentEvents({mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"},e.data),this.emit("change",{e:e,handle:this}))}},{key:"onMouseMove",value:function(e){this.emit("changing",{e:e,handle:this})}},{key:"onMouseUp",value:function(e){this.emit("changed",{e:e,handle:this}),this.undelegateDocumentEvents(),this.graph.view.delegateEvents()}},{key:"onDoubleClick",value:function(e){this.emit("remove",{e:e,handle:this})}}]),r}(m["a"]);e.Handle=t})(b||(b={})),function(e){var t,n=v["a"].prefix("edge-tool-vertex-path");e.config({name:"vertices",snapRadius:20,addable:!0,removable:!0,removeRedundancies:!0,stopPropagation:!0,attrs:{r:6,fill:"#333",stroke:"#fff",cursor:"move","stroke-width":2},createHandle:function(t){return new e.Handle(t)},markup:[{tagName:"path",selector:"connection",className:n,attrs:{fill:"none",stroke:"transparent","stroke-width":10,cursor:"pointer"}}],events:(t={},s(t,"mousedown .".concat(n),"onPathMouseDown"),s(t,"touchstart .".concat(n),"onPathMouseDown"),t)})}(b||(b={}));var x=function(e){u(n,e);var t=c(n);function n(){var e;return f(this,n),e=t.apply(this,arguments),e.handles=[],e}return g(n,[{key:"vertices",get:function(){return this.cellView.cell.getVertices()}},{key:"update",value:function(){return this.render(),this}},{key:"onRender",value:function(){a["c"].addClass(this.container,this.prefixClassName("edge-tool-segments")),this.resetHandles();var e=this.cellView,t=d(this.vertices);t.unshift(e.sourcePoint),t.push(e.targetPoint);for(var n=0,r=t.length;n<r-1;n+=1){var i=t[n],o=t[n+1],s=this.renderHandle(i,o,n);this.stamp(s.container),this.handles.push(s)}return this}},{key:"renderHandle",value:function(e,t,n){var r=this,i=this.options.createHandle({index:n,graph:this.graph,guard:function(e){return r.guard(e)},attrs:this.options.attrs||{}});return this.options.processHandle&&this.options.processHandle(i),this.graph.hook.onToolItemCreated({name:"segments",cell:this.cell,view:this.cellView,tool:i}),this.updateHandle(i,e,t),this.container.appendChild(i.container),this.startHandleListening(i),i}},{key:"startHandleListening",value:function(e){e.on("change",this.onHandleChange,this),e.on("changing",this.onHandleChanging,this),e.on("changed",this.onHandleChanged,this)}},{key:"stopHandleListening",value:function(e){e.off("change",this.onHandleChange,this),e.off("changing",this.onHandleChanging,this),e.off("changed",this.onHandleChanged,this)}},{key:"resetHandles",value:function(){var e=this,t=this.handles;this.handles=[],t&&t.forEach((function(t){e.stopHandleListening(t),t.remove()}))}},{key:"shiftHandleIndexes",value:function(e){for(var t=this.handles,n=0,r=t.length;n<r;n+=1)t[n].options.index+=e}},{key:"resetAnchor",value:function(e,t){var n=this.cellView.cell,r={ui:!0,toolId:this.cid};t?n.prop([e,"anchor"],t,r):n.removeProp([e,"anchor"],r)}},{key:"snapHandle",value:function(e,t,n){var r=e.options.axis,i=e.options.index,o=this.cellView,a=o.cell,s=a.getVertices(),l=s[i-2]||n.sourceAnchor,u=s[i+1]||n.targetAnchor,c=this.options.snapRadius;return Math.abs(t[r]-l[r])<c?t[r]=l[r]:Math.abs(t[r]-u[r])<c&&(t[r]=u[r]),t}},{key:"onHandleChanging",value:function(e){var t=e.handle,n=e.e,r=this.graph,i=this.options,o=this.cellView,s=i.anchor,l=t.options.axis,u=t.options.index-1,c=this.getEventData(n),h=this.normalizeEvent(n),d=r.snapToGrid(h.clientX,h.clientY),f=this.snapHandle(t,d.clone(),c),g=a["g"].cloneDeep(this.vertices),p=g[u],v=g[u+1],m=o.sourceView,b=o.sourceBBox,x=!1,w=!1;if(p?0===u?b.containsPoint(p)?(g.shift(),this.shiftHandleIndexes(-1),x=!0):(p[l]=f[l],w=!0):p[l]=f[l]:(p=o.sourceAnchor.toJSON(),p[l]=f[l],b.containsPoint(p)?x=!0:(g.unshift(p),this.shiftHandleIndexes(1),w=!0)),"function"===typeof s&&m){if(x){var C=c.sourceAnchor.clone();C[l]=f[l];var k=a["d"].call(s,o,C,m,o.sourceMagnet||m.container,"source",o,this);this.resetAnchor("source",k)}w&&this.resetAnchor("source",c.sourceAnchorDef)}var E=o.targetView,S=o.targetBBox,A=!1,O=!1;if(v?u===g.length-2?S.containsPoint(v)?(g.pop(),A=!0):(v[l]=f[l],O=!0):v[l]=f[l]:(v=o.targetAnchor.toJSON(),v[l]=f[l],S.containsPoint(v)?A=!0:(g.push(v),O=!0)),"function"===typeof s&&E){if(A){var M=c.targetAnchor.clone();M[l]=f[l];var P=a["d"].call(s,o,M,E,o.targetMagnet||E.container,"target",o,this);this.resetAnchor("target",P)}O&&this.resetAnchor("target",c.targetAnchorDef)}y["f"].equalPoints(g,this.vertices)||this.cellView.cell.setVertices(g,{ui:!0,toolId:this.cid}),this.updateHandle(t,p,v,0),i.stopPropagation||o.notifyMouseMove(h,d.x,d.y)}},{key:"onHandleChange",value:function(e){var t=e.handle,n=e.e,r=this.options,i=this.handles,o=this.cellView,s=t.options.index;if(Array.isArray(i)){for(var l=0,u=i.length;l<u;l+=1)l!==s&&i[l].hide();if(this.focus(),this.setEventData(n,{sourceAnchor:o.sourceAnchor.clone(),targetAnchor:o.targetAnchor.clone(),sourceAnchorDef:a["g"].cloneDeep(this.cell.prop(["source","anchor"])),targetAnchorDef:a["g"].cloneDeep(this.cell.prop(["target","anchor"]))}),this.cell.startBatch("move-segment",{ui:!0,toolId:this.cid}),!r.stopPropagation){var c=this.normalizeEvent(n),h=this.graph.snapToGrid(c.clientX,c.clientY);o.notifyMouseDown(c,h.x,h.y)}}}},{key:"onHandleChanged",value:function(e){var t=e.e,n=this.options,r=this.cellView;n.removeRedundancies&&r.removeRedundantLinearVertices({ui:!0,toolId:this.cid});var i=this.normalizeEvent(t),o=this.graph.snapToGrid(i.clientX,i.clientY);this.render(),this.blur(),this.cell.stopBatch("move-segment",{ui:!0,toolId:this.cid}),n.stopPropagation||r.notifyMouseUp(i,o.x,o.y),r.checkMouseleave(i),n.onChanged&&n.onChanged({edge:r.cell,edgeView:r})}},{key:"updateHandle",value:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,i=this.options.precision||0,o=Math.abs(t.x-n.x)<i,a=Math.abs(t.y-n.y)<i;if(o||a){var s=new y["d"](t,n),l=s.length();if(l<this.options.threshold)e.hide();else{var u=s.getCenter(),c=o?"x":"y";u[c]+=r||0;var h=s.vector().vectorAngle(new y["f"](1,0));e.updatePosition(u.x,u.y,h,this.cellView),e.show(),e.options.axis=c}}else e.hide()}},{key:"onRemove",value:function(){this.resetHandles()}}]),n}(r["a"].ToolItem);(function(e){var t=function(t){u(r,t);var n=c(r);function r(e){var t;return f(this,r),t=n.call(this),t.options=e,t.render(),t.delegateEvents({mousedown:"onMouseDown",touchstart:"onMouseDown"}),t}return g(r,[{key:"render",value:function(){this.container=m["a"].createElement("rect",!0);var t=this.options.attrs;if("function"===typeof t){var n=e.getDefaults();this.setAttrs(Object.assign(Object.assign({},n.attrs),t(this)))}else this.setAttrs(t);this.addClass(this.prefixClassName("edge-tool-segment"))}},{key:"updatePosition",value:function(e,t,n,r){var i=r.getClosestPoint(new y["f"](e,t))||new y["f"](e,t),o=a["c"].createSVGMatrix().translate(i.x,i.y);if(i.equals({x:e,y:t}))o=o.rotate(n);else{var s=new y["d"](e,t,i.x,i.y),l=s.vector().vectorAngle(new y["f"](1,0));0!==l&&(l+=90),o=o.rotate(l)}this.setAttrs({transform:a["c"].matrixToTransformString(o),cursor:n%180===0?"row-resize":"col-resize"})}},{key:"onMouseDown",value:function(e){this.options.guard(e)||(this.trigger("change",{e:e,handle:this}),e.stopPropagation(),e.preventDefault(),this.options.graph.view.undelegateEvents(),this.delegateDocumentEvents({mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"},e.data))}},{key:"onMouseMove",value:function(e){this.emit("changing",{e:e,handle:this})}},{key:"onMouseUp",value:function(e){this.emit("changed",{e:e,handle:this}),this.undelegateDocumentEvents(),this.options.graph.view.delegateEvents()}},{key:"show",value:function(){this.container.style.display=""}},{key:"hide",value:function(){this.container.style.display="none"}}]),r}(m["a"]);e.Handle=t})(x||(x={})),function(e){e.config({name:"segments",precision:.5,threshold:40,snapRadius:10,stopPropagation:!0,removeRedundancies:!0,attrs:{width:20,height:8,x:-10,y:-4,rx:4,ry:4,fill:"#333",stroke:"#fff","stroke-width":2},createHandle:function(t){return new e.Handle(t)},anchor:l["a"]})}(x||(x={}));var w=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"type",get:function(){return this.options.type}},{key:"onRender",value:function(){a["c"].addClass(this.container,this.prefixClassName("edge-tool-".concat(this.type,"-anchor"))),this.toggleArea(!1),this.update()}},{key:"update",value:function(){var e=this.type,t=this.cellView,n=t.getTerminalView(e);return n?(this.updateAnchor(),this.updateArea(),this.container.style.display=""):this.container.style.display="none",this}},{key:"updateAnchor",value:function(){var e=this.childNodes;if(e){var t=e.anchor;if(t){var n=this.type,r=this.cellView,i=this.options,o=r.getTerminalAnchor(n),a=r.cell.prop([n,"anchor"]);t.setAttribute("transform","translate(".concat(o.x,", ").concat(o.y,")"));var s=a?i.customAnchorAttrs:i.defaultAnchorAttrs;s&&Object.keys(s).forEach((function(e){t.setAttribute(e,s[e])}))}}}},{key:"updateArea",value:function(){var e=this.childNodes;if(e){var t=e.area;if(t){var n=this.type,r=this.cellView,i=r.getTerminalView(n);if(i){var o,s,l,u=i.cell,c=r.getTerminalMagnet(n),h=this.options.areaPadding||0;Number.isFinite(h)||(h=0),i.isEdgeElement(c)?(o=i.getBBox(),s=0,l=o.getCenter()):(o=i.getUnrotatedBBoxOfElement(c),s=u.getAngle(),l=o.getCenter(),s&&l.rotate(-s,u.getBBox().getCenter())),o.inflate(h),a["c"].attr(t,{x:-o.width/2,y:-o.height/2,width:o.width,height:o.height,transform:"translate(".concat(l.x,", ").concat(l.y,") rotate(").concat(s,")")})}}}}},{key:"toggleArea",value:function(e){if(this.childNodes){var t=this.childNodes.area;t&&(t.style.display=e?"":"none")}}},{key:"onMouseDown",value:function(e){this.guard(e)||(e.stopPropagation(),e.preventDefault(),this.graph.view.undelegateEvents(),this.options.documentEvents&&this.delegateDocumentEvents(this.options.documentEvents),this.focus(),this.toggleArea(this.options.restrictArea),this.cell.startBatch("move-anchor",{ui:!0,toolId:this.cid}))}},{key:"resetAnchor",value:function(e){var t=this.type,n=this.cell;e?n.prop([t,"anchor"],e,{rewrite:!0,ui:!0,toolId:this.cid}):n.removeProp([t,"anchor"],{ui:!0,toolId:this.cid})}},{key:"onMouseMove",value:function(e){var t=this.type,n=this.cellView,r=n.getTerminalView(t);if(null!=r){var i,o=this.normalizeEvent(e),s=r.cell,l=n.getTerminalMagnet(t),u=this.graph.clientToLocal(o.clientX,o.clientY),c=this.options.snap;if("function"===typeof c){var h=a["d"].call(c,n,u,r,l,t,n,this);u=y["f"].create(h)}if(this.options.restrictArea)if(r.isEdgeElement(l)){var d=r.getClosestPoint(u);d&&(u=d)}else{var f=r.getUnrotatedBBoxOfElement(l),g=s.getAngle(),p=s.getBBox().getCenter(),v=u.clone().rotate(g,p);f.containsPoint(v)||(u=f.getNearestPointToPoint(v).rotate(-g,p))}var m=this.options.anchor;"function"===typeof m&&(i=a["d"].call(m,n,u,r,l,t,n,this)),this.resetAnchor(i),this.update()}}},{key:"onMouseUp",value:function(e){this.graph.view.delegateEvents(),this.undelegateDocumentEvents(),this.blur(),this.toggleArea(!1);var t=this.cellView;this.options.removeRedundancies&&t.removeRedundantLinearVertices({ui:!0,toolId:this.cid}),this.cell.stopBatch("move-anchor",{ui:!0,toolId:this.cid})}},{key:"onDblClick",value:function(){var e=this.options.resetAnchor;e&&this.resetAnchor(!0===e?void 0:e),this.update()}}]),n}(r["a"].ToolItem);(function(e){e.config({tagName:"g",markup:[{tagName:"circle",selector:"anchor",attrs:{cursor:"pointer"}},{tagName:"rect",selector:"area",attrs:{"pointer-events":"none",fill:"none",stroke:"#33334F","stroke-dasharray":"2,4",rx:5,ry:5}}],events:{mousedown:"onMouseDown",touchstart:"onMouseDown",dblclick:"onDblClick"},documentEvents:{mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"},customAnchorAttrs:{"stroke-width":4,stroke:"#33334F",fill:"#FFFFFF",r:5},defaultAnchorAttrs:{"stroke-width":2,stroke:"#FFFFFF",fill:"#33334F",r:6},areaPadding:6,snapRadius:10,resetAnchor:!0,restrictArea:!0,removeRedundancies:!0,anchor:l["a"],snap:function(e,t,n,r,i,o){var a=o.options.snapRadius||0,s="source"===r,l=s?0:-1,u=this.cell.getVertexAt(l)||this.getTerminalAnchor(s?"target":"source");return u&&(Math.abs(u.x-e.x)<a&&(e.x=u.x),Math.abs(u.y-e.y)<a&&(e.y=u.y)),e}})})(w||(w={}));var C=w.define({name:"source-anchor",type:"source"}),k=w.define({name:"target-anchor",type:"target"}),E=function(e,t){var n={};for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&"function"===typeof Object.getOwnPropertySymbols){var i=0;for(r=Object.getOwnPropertySymbols(e);i<r.length;i++)t.indexOf(r[i])<0&&Object.prototype.propertyIsEnumerable.call(e,r[i])&&(n[r[i]]=e[r[i]])}return n},S=function(e){u(n,e);var t=c(n);function n(){return f(this,n),t.apply(this,arguments)}return g(n,[{key:"type",get:function(){return this.options.type}},{key:"ratio",get:function(){return this.options.ratio}},{key:"init",value:function(){if(this.options.attrs){var e=this.options.attrs,t=e.class,n=E(e,["class"]);this.setAttrs(n,this.container),t&&a["c"].addClass(this.container,t)}}},{key:"onRender",value:function(){a["c"].addClass(this.container,this.prefixClassName("edge-tool-".concat(this.type,"-arrowhead"))),this.update()}},{key:"update",value:function(){var e=this.ratio,t=this.cellView,n=t.getTangentAtRatio(e),r=n?n.start:t.getPointAtRatio(e),i=n&&n.vector().vectorAngle(new y["f"](1,0))||0;if(!r)return this;var o=a["c"].createSVGMatrix().translate(r.x,r.y).rotate(i);return a["c"].transform(this.container,o,{absolute:!0}),this}},{key:"onMouseDown",value:function(e){if(!this.guard(e)){e.stopPropagation(),e.preventDefault();var t=this.cellView;if(t.can("arrowheadMovable")){t.cell.startBatch("move-arrowhead",{ui:!0,toolId:this.cid});var n=this.graph.snapToGrid(e.clientX,e.clientY),r=t.prepareArrowheadDragging(this.type,{x:n.x,y:n.y,options:{toolId:this.cid}});this.cellView.setEventData(e,r),this.delegateDocumentEvents(this.options.documentEvents,e.data),t.graph.view.undelegateEvents(),this.container.style.pointerEvents="none"}this.focus()}}},{key:"onMouseMove",value:function(e){var t=this.normalizeEvent(e),n=this.graph.snapToGrid(t.clientX,t.clientY);this.cellView.onMouseMove(t,n.x,n.y),this.update()}},{key:"onMouseUp",value:function(e){this.undelegateDocumentEvents();var t=this.normalizeEvent(e),n=this.cellView,r=this.graph.snapToGrid(t.clientX,t.clientY);n.onMouseUp(t,r.x,r.y),this.graph.view.delegateEvents(),this.blur(),this.container.style.pointerEvents="",n.cell.stopBatch("move-arrowhead",{ui:!0,toolId:this.cid})}}]),n}(r["a"].ToolItem);(function(e){e.config({tagName:"path",isSVGElement:!0,events:{mousedown:"onMouseDown",touchstart:"onMouseDown"},documentEvents:{mousemove:"onMouseMove",touchmove:"onMouseMove",mouseup:"onMouseUp",touchend:"onMouseUp",touchcancel:"onMouseUp"}})})(S||(S={}));var A=S.define({name:"source-arrowhead",type:"source",ratio:0,attrs:{d:"M 10 -8 -10 0 10 8 Z",fill:"#333",stroke:"#fff","stroke-width":2,cursor:"move"}}),O=S.define({name:"target-arrowhead",type:"target",ratio:1,attrs:{d:"M -10 -8 10 0 -10 8 Z",fill:"#333",stroke:"#fff","stroke-width":2,cursor:"move"}}),M=function(e){u(n,e);var t=c(n);function n(){var e;return f(this,n),e=t.apply(this,arguments),e.labelIndex=-1,e.distance=.5,e}return g(n,[{key:"render",value:function(){return this.createElement(),this.update(),this.autoFocus(),this.delegateDocumentEvents(this.options.documentEvents),this}},{key:"createElement",value:function(){var e=this.cell,t=[this.prefixClassName("".concat(e.isEdge()?"edge":"node","-tool-editor")),this.prefixClassName("cell-tool-editor")];this.editor=r["a"].createElement("div",!1),this.addClass(t,this.editor),this.editor.contentEditable="true",this.container.appendChild(this.editor)}},{key:"update",value:function(){var e=this.graph,t=this.cell,n=this.editor,r=n.style,i=new y["f"],o=20;if(t.isNode())i=t.getBBox().center,o=t.size().width-4;else if(t.isEdge()){var s=this.options.event,l=s.target,u=l.parentElement,c=u&&a["c"].hasClass(u,this.prefixClassName("edge-label"));if(c){var 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