camunda-bpmn-js
Version:
Embeddable Camunda modeling distributions based on bpmn-js
1 lines • 1.39 MB
JavaScript
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u=n[c],p=u.length;i.x=u[p-2],i.y=u[p-1],i.bx=Lt(u[p-4])||i.x,i.by=Lt(u[p-3])||i.y}return t.curve=Yt(n),n}function dn(e){return h(e)&&f(e,"waypoints")}function fn(e){return h(e)&&f(e,"labelTarget")}function mn(e){return{x:Math.round(e.x),y:Math.round(e.y),width:Math.round(e.width),height:Math.round(e.height)}}function gn(e){return{x:Math.round(e.x),y:Math.round(e.y)}}function vn(e){return{top:e.y,right:e.x+(e.width||0),bottom:e.y+(e.height||0),left:e.x}}function yn(e){return{x:e.left,y:e.top,width:e.right-e.left,height:e.bottom-e.top}}function bn(e){for(var t=e.waypoints,n=t.reduce((function(e,n,i){var r=t[i-1];if(r){var o=e[e.length-1],s=o&&o.endLength||0,a=function(e,t){return Math.sqrt(Math.pow(e.x-t.x,2)+Math.pow(e.y-t.y,2))}(r,n);e.push({start:r,end:n,startLength:s,endLength:s+a,length:a})}return e}),[]),i=n.reduce((function(e,t){return e+t.length}),0),r=i/2,o=0,s=n[o];s.endLength<r;)s=n[++o];var a=(r-s.startLength)/s.length;return{x:s.start.x+(s.end.x-s.start.x)*a,y:s.start.y+(s.end.y-s.start.y)*a}}function xn(e){return dn(e)?bn(e):gn({x:(t=e).x+(t.width||0)/2,y:t.y+(t.height||0)/2});var t}function wn(e,t,n){h(n=n||0)||(n={x:n,y:n});var i=vn(e),r=vn(t),o=i.bottom+n.y<=r.top,s=i.left-n.x>=r.right,a=i.top-n.y>=r.bottom,l=o?"top":a?"bottom":null,c=i.right+n.x<=r.left?"left":s?"right":null;return c&&l?l+"-"+c:c||l||"intersect"}function _n(e,t,n){var i=function(e,t){return sn(e,t)}(e,t);return 1===i.length||2===i.length&&Ct(i[0],i[1])<1?gn(i[0]):i.length>1?(i=A(i,(function(e){var t=Math.floor(100*e.t2)||1;return t=((t=100-t)<10?"0":"")+t,e.segment2+"#"+t})),gn(i[n?0:i.length-1])):null}function En(e,t){return Math.round(e*t)/t}function kn(e){return u(e)?e+"px":e}function On(e,t,n){const i=De("g");Se(i).add(t);const r=void 0!==n?n:e.childNodes.length-1;return e.insertBefore(i,e.childNodes[r]||null),i}const Sn={shape:["x","y","width","height"],connection:["waypoints"]};function Cn(e,t,n,i){this._eventBus=t,this._elementRegistry=i,this._graphicsFactory=n,this._rootsIdx=0,this._layers={},this._planes=[],this._rootElement=null,this._focused=!1,this._init(e||{})}function Pn(e,t){const n="matrix("+t.a+","+t.b+","+t.c+","+t.d+","+t.e+","+t.f+")";e.setAttribute("transform",n)}Cn.$inject=["config.canvas","eventBus","graphicsFactory","elementRegistry"],Cn.prototype._init=function(e){const t=this._eventBus,n=this._container=function(e){const t=(e=z({},{width:"100%",height:"100%"},e)).container||document.body,n=document.createElement("div");return n.setAttribute("class","djs-container 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e=this._container.parentNode;e&&e.removeChild(this._container),delete this._svg,delete this._container,delete this._layers,delete this._planes,delete this._rootElement,delete this._viewport},Cn.prototype._setFocused=function(e){e!=this._focused&&(this._focused=e,this._eventBus.fire("canvas.focus.changed",{focused:e}))},Cn.prototype._clear=function(){this._elementRegistry.getAll().forEach((e=>{const t=bt(e);"root"===t?this.removeRootElement(e):this._removeElement(e,t)})),this._planes=[],this._rootElement=null,delete this._cachedViewbox},Cn.prototype.focus=function(){this._svg.focus({preventScroll:!0}),this._setFocused(!0)},Cn.prototype.restoreFocus=function(){document.activeElement===document.body&&this.focus()},Cn.prototype.isFocused=function(){return this._focused},Cn.prototype.getDefaultLayer=function(){return this.getLayer("base",0)},Cn.prototype.getLayer=function(e,t){if(!e)throw new Error("must specify a name");let n=this._layers[e];if(n||(n=this._layers[e]=this._createLayer(e,t)),void 0!==t&&n.index!==t)throw new Error("layer <"+e+"> already created at index <"+t+">");return n.group},Cn.prototype._getChildIndex=function(e){return x(this._layers,(function(t,n){return n.visible&&e>=n.index&&t++,t}),0)},Cn.prototype._createLayer=function(e,t){void 0===t&&(t=1);const n=this._getChildIndex(t);return{group:On(this._viewport,"layer-"+e,n),index:t,visible:!0}},Cn.prototype.showLayer=function(e){if(!e)throw new Error("must specify a name");const t=this._layers[e];if(!t)throw new Error("layer <"+e+"> does not exist");const n=this._viewport,i=t.group,r=t.index;if(t.visible)return i;const o=this._getChildIndex(r);return n.insertBefore(i,n.childNodes[o]||null),t.visible=!0,i},Cn.prototype.hideLayer=function(e){if(!e)throw new Error("must specify a name");const t=this._layers[e];if(!t)throw new Error("layer <"+e+"> does not exist");const n=t.group;return t.visible?(qe(n),t.visible=!1,n):n},Cn.prototype._removeLayer=function(e){const t=this._layers[e];t&&(delete this._layers[e],qe(t.group))},Cn.prototype.getActiveLayer=function(){const e=this._findPlaneForRoot(this.getRootElement());return e?e.layer:null},Cn.prototype.findRoot=function(e){if("string"==typeof e&&(e=this._elementRegistry.get(e)),!e)return;const t=this._findPlaneForRoot(function(e){for(;e.parent;)e=e.parent;return e}(e))||{};return t.rootElement},Cn.prototype.getRootElements=function(){return this._planes.map((function(e){return e.rootElement}))},Cn.prototype._findPlaneForRoot=function(e){return m(this._planes,(function(t){return t.rootElement===e}))},Cn.prototype.getContainer=function(){return this._container},Cn.prototype._updateMarker=function(e,t,n){let i;e.id||(e=this._elementRegistry.get(e)),e.markers=e.markers||new Set,i=this._elementRegistry._elements[e.id],i&&(y([i.gfx,i.secondaryGfx],(function(i){i&&(n?(e.markers.add(t),Se(i).add(t)):(e.markers.delete(t),Se(i).remove(t)))})),this._eventBus.fire("element.marker.update",{element:e,gfx:i.gfx,marker:t,add:!!n}))},Cn.prototype.addMarker=function(e,t){this._updateMarker(e,t,!0)},Cn.prototype.removeMarker=function(e,t){this._updateMarker(e,t,!1)},Cn.prototype.hasMarker=function(e,t){return e.id||(e=this._elementRegistry.get(e)),!!e.markers&&e.markers.has(t)},Cn.prototype.toggleMarker=function(e,t){this.hasMarker(e,t)?this.removeMarker(e,t):this.addMarker(e,t)},Cn.prototype.getRootElement=function(){const e=this._rootElement;return e||this._planes.length?e:this.setRootElement(this.addRootElement(null))},Cn.prototype.addRootElement=function(e){const t=this._rootsIdx++;e||(e={id:"__implicitroot_"+t,children:[],isImplicit:!0});const n=e.layer="root-"+t;this._ensureValid("root",e);const i=this.getLayer(n,0);return this.hideLayer(n),this._addRoot(e,i),this._planes.push({rootElement:e,layer:i}),e},Cn.prototype.removeRootElement=function(e){"string"==typeof e&&(e=this._elementRegistry.get(e));if(this._findPlaneForRoot(e))return this._removeRoot(e),this._removeLayer(e.layer),this._planes=this._planes.filter((function(t){return t.rootElement!==e})),this._rootElement===e&&(this._rootElement=null),e},Cn.prototype.setRootElement=function(e){if(e===this._rootElement)return e;let t;if(!e)throw new Error("rootElement required");return t=this._findPlaneForRoot(e),t||(e=this.addRootElement(e)),this._setRoot(e),e},Cn.prototype._removeRoot=function(e){const t=this._elementRegistry,n=this._eventBus;n.fire("root.remove",{element:e}),n.fire("root.removed",{element:e}),t.remove(e)},Cn.prototype._addRoot=function(e,t){const n=this._elementRegistry,i=this._eventBus;i.fire("root.add",{element:e}),n.add(e,t),i.fire("root.added",{element:e,gfx:t})},Cn.prototype._setRoot=function(e,t){const n=this._rootElement;n&&(this._elementRegistry.updateGraphics(n,null,!0),this.hideLayer(n.layer)),e&&(t||(t=this._findPlaneForRoot(e).layer),this._elementRegistry.updateGraphics(e,this._svg,!0),this.showLayer(e.layer)),this._rootElement=e,this._eventBus.fire("root.set",{element:e})},Cn.prototype._ensureValid=function(e,t){if(!t.id)throw new Error("element must have an id");if(this._elementRegistry.get(t.id))throw new Error("element <"+t.id+"> already exists");const n=Sn[e],i=w(n,(function(e){return void 0!==t[e]}));if(!i)throw new Error("must supply { "+n.join(", ")+" } with "+e)},Cn.prototype._setParent=function(e,t,n){Ot(t.children,e,n),e.parent=t},Cn.prototype._addElement=function(e,t,n,i){n=n||this.getRootElement();const r=this._eventBus,o=this._graphicsFactory;this._ensureValid(e,t),r.fire(e+".add",{element:t,parent:n}),this._setParent(t,n,i);const s=o.create(e,t,i);return this._elementRegistry.add(t,s),o.update(e,t,s),r.fire(e+".added",{element:t,gfx:s}),t},Cn.prototype.addShape=function(e,t,n){return this._addElement("shape",e,t,n)},Cn.prototype.addConnection=function(e,t,n){return this._addElement("connection",e,t,n)},Cn.prototype._removeElement=function(e,t){const n=this._elementRegistry,i=this._graphicsFactory,r=this._eventBus;if(e=n.get(e.id||e))return r.fire(t+".remove",{element:e}),i.remove(e),kt(e.parent&&e.parent.children,e),e.parent=null,r.fire(t+".removed",{element:e}),n.remove(e),e},Cn.prototype.removeShape=function(e){return this._removeElement(e,"shape")},Cn.prototype.removeConnection=function(e){return this._removeElement(e,"connection")},Cn.prototype.getGraphics=function(e,t){return this._elementRegistry.getGraphics(e,t)},Cn.prototype._changeViewbox=function(e){this._eventBus.fire("canvas.viewbox.changing"),e.apply(this),this._cachedViewbox=null,this._viewboxChanged()},Cn.prototype._viewboxChanged=function(){this._eventBus.fire("canvas.viewbox.changed",{viewbox:this.viewbox()})},Cn.prototype.viewbox=function(e){if(void 0===e&&this._cachedViewbox)return structuredClone(this._cachedViewbox);const t=this._viewport,n=this.getSize();let i,r,o,s,a,l,c;return e?(this._changeViewbox((function(){a=Math.min(n.width/e.width,n.height/e.height);const i=this._svg.createSVGMatrix().scale(a).translate(-e.x,-e.y);Qe(t,i)})),e):(o=this._rootElement?this.getActiveLayer():null,i=o&&o.getBBox()||{},s=Qe(t),r=s?s.matrix:function(e,t,n,i,r,o){var s=Le().createSVGMatrix();switch(arguments.length){case 0:return s;case 1:return Ne(s,e);case 6:return Ne(s,{a:e,b:t,c:n,d:i,e:r,f:o})}}(),a=En(r.a,1e3),l=En(-r.e||0,1e3),c=En(-r.f||0,1e3),e=this._cachedViewbox={x:l?l/a:0,y:c?c/a:0,width:n.width/a,height:n.height/a,scale:a,inner:{width:i.width||0,height:i.height||0,x:i.x||0,y:i.y||0},outer:n})},Cn.prototype.scroll=function(e){const t=this._viewport;let n=t.getCTM();return e&&this._changeViewbox((function(){e=z({dx:0,dy:0},e||{}),n=this._svg.createSVGMatrix().translate(e.dx,e.dy).multiply(n),Pn(t,n)})),{x:n.e,y:n.f}},Cn.prototype.scrollToElement=function(e,t){let n=100;"string"==typeof e&&(e=this._elementRegistry.get(e));const i=this.findRoot(e);if(i!==this.getRootElement()&&this.setRootElement(i),i===e)return;t||(t={}),"number"==typeof t&&(n=t),t={top:t.top||n,right:t.right||n,bottom:t.bottom||n,left:t.left||n};const r=vt(e),o=vn(r),s=this.viewbox(),a=this.zoom();let l,c;s.y+=t.top/a,s.x+=t.left/a,s.width-=(t.right+t.left)/a,s.height-=(t.bottom+t.top)/a;const h=vn(s);if(r.width<s.width&&r.height<s.height){const e=Math.max(0,o.right-h.right),t=Math.min(0,o.left-h.left),n=Math.max(0,o.bottom-h.bottom),i=Math.min(0,o.top-h.top);l=e||t,c=n||i}else l=r.x-s.x,c=r.y-s.y;this.scroll({dx:-l*a,dy:-c*a})},Cn.prototype.zoom=function(e,t){if(!e)return this.viewbox(e).scale;if("fit-viewport"===e)return this._fitViewport(t);let n,i;return this._changeViewbox((function(){"object"!=typeof t&&(n=this.viewbox().outer,t={x:n.width/2,y:n.height/2}),i=this._setZoom(e,t)})),En(i.a,1e3)},Cn.prototype._fitViewport=function(e){const t=this.viewbox(),n=t.outer,i=t.inner;let r,o;return i.x>=0&&i.y>=0&&i.x+i.width<=n.width&&i.y+i.height<=n.height&&!e?o={x:0,y:0,width:Math.max(i.width+i.x,n.width),height:Math.max(i.height+i.y,n.height)}:(r=Math.min(1,n.width/i.width,n.height/i.height),o={x:i.x+(e?i.width/2-n.width/r/2:0),y:i.y+(e?i.height/2-n.height/r/2:0),width:n.width/r,height:n.height/r}),this.viewbox(o),this.viewbox(!1).scale},Cn.prototype._setZoom=function(e,t){const n=this._svg,i=this._viewport,r=n.createSVGMatrix(),o=n.createSVGPoint();let s,a,l,c,h;l=i.getCTM();const u=l.a;return t?(s=z(o,t),a=s.matrixTransform(l.inverse()),c=r.translate(a.x,a.y).scale(1/u*e).translate(-a.x,-a.y),h=l.multiply(c)):h=r.scale(e),Pn(this._viewport,h),h},Cn.prototype.getSize=function(){return{width:this._container.clientWidth,height:this._container.clientHeight}},Cn.prototype.getAbsoluteBBox=function(e){const t=this.viewbox();let n;if(e.waypoints){n=this.getGraphics(e).getBBox()}else n=e;return{x:n.x*t.scale-t.x*t.scale,y:n.y*t.scale-t.y*t.scale,width:n.width*t.scale,height:n.height*t.scale}},Cn.prototype.resized=function(){delete this._cachedViewbox,this._eventBus.fire("canvas.resized")};var An="data-element-id";function Mn(e){this._elements={},this._eventBus=e}function Rn(e,t,n){var i=function(e,t,n,i){var r=n.inverse;return Object.defineProperty(e,"remove",{value:function(e){var n=this.indexOf(e);return-1!==n&&(this.splice(n,1),t.unset(e,r,i)),e}}),Object.defineProperty(e,"contains",{value:function(e){return-1!==this.indexOf(e)}}),Object.defineProperty(e,"add",{value:function(e,n){var o=this.indexOf(e);if(void 0===n){if(-1!==o)return;n=this.length}-1!==o&&this.splice(o,1),this.splice(n,0,e),-1===o&&t.set(e,r,i)}}),Object.defineProperty(e,"__refs_collection",{value:!0}),e}(n[t.name]||[],e,t,n);Object.defineProperty(n,t.name,{enumerable:t.enumerable,value:i}),i.length&&i.forEach((function(i){e.set(i,t.inverse,n)}))}function Tn(e,t){if(!(this instanceof Tn))return new Tn(e,t);e.inverse=t,t.inverse=e,this.props={},this.props[e.name]=e,this.props[t.name]=t}Mn.$inject=["eventBus"],Mn.prototype.add=function(e,t,n){var i=e.id;this._validateId(i),ke(t,An,i),n&&ke(n,An,i),this._elements[i]={element:e,gfx:t,secondaryGfx:n}},Mn.prototype.remove=function(e){var t=this._elements,n=e.id||e,i=n&&t[n];i&&(ke(i.gfx,An,""),i.secondaryGfx&&ke(i.secondaryGfx,An,""),delete t[n])},Mn.prototype.updateId=function(e,t){this._validateId(t),"string"==typeof e&&(e=this.get(e)),this._eventBus.fire("element.updateId",{element:e,newId:t});var n=this.getGraphics(e),i=this.getGraphics(e,!0);this.remove(e),e.id=t,this.add(e,n,i)},Mn.prototype.updateGraphics=function(e,t,n){var i=e.id||e,r=this._elements[i];return n?r.secondaryGfx=t:r.gfx=t,t&&ke(t,An,i),t},Mn.prototype.get=function(e){var t;t="string"==typeof e?e:e&&ke(e,An);var n=this._elements[t];return n&&n.element},Mn.prototype.filter=function(e){var t=[];return this.forEach((function(n,i){e(n,i)&&t.push(n)})),t},Mn.prototype.find=function(e){for(var t=this._elements,n=Object.keys(t),i=0;i<n.length;i++){var r=t[n[i]],o=r.element;if(e(o,r.gfx))return o}},Mn.prototype.getAll=function(){return this.filter((function(e){return e}))},Mn.prototype.forEach=function(e){var t=this._elements;Object.keys(t).forEach((function(n){var i=t[n],r=i.element,o=i.gfx;return e(r,o)}))},Mn.prototype.getGraphics=function(e,t){var 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