gridjs-spreadsheet/xspreadsheet.js

this is the client side script for GridJs which is a lightweight, scalable, and customizable toolkit that provides cross-platform web applications, enables convenient development for editing or viewing Excel/Spreadsheet files, offers simple deployment, an

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t=C.util.string.camelize(t.charAt(0).toUpperCase()+t.slice(1)),C.util.resolveNamespace(e)[t]},getSvgAttributes:function(t){var e=["instantiated_by_use","style","id","class"];switch(t){case"linearGradient":e=e.concat(["x1","y1","x2","y2","gradientUnits","gradientTransform"]);break;case"radialGradient":e=e.concat(["gradientUnits","gradientTransform","cx","cy","r","fx","fy","fr"]);break;case"stop":e=e.concat(["offset","stop-color","stop-opacity"])}return e},resolveNamespace:function(t){if(!t)return C;var e,n=t.split("."),r=n.length,a=i||C.window;for(e=0;e<r;++e)a=a[n[e]];return a},loadImage:function(t,e,n,i){if(t){var r=C.util.createImage(),a=function(){e&&e.call(n,r,!1),r=r.onload=r.onerror=null};r.onload=a,r.onerror=function(){C.log("Error loading "+r.src),e&&e.call(n,null,!0),r=r.onload=r.onerror=null},0!==t.indexOf("data")&&null!=i&&(r.crossOrigin=i),"data:image/svg"===t.substring(0,14)&&(r.onload=null,C.util.loadImageInDom(r,a)),r.src=t}else e&&e.call(n,t)},loadImageInDom:function(t,e){var n=C.document.createElement("div");n.style.width=n.style.height="1px",n.style.left=n.style.top="-100%",n.style.position="absolute",n.appendChild(t),C.document.querySelector("body").appendChild(n),t.onload=function(){e(),n.parentNode.removeChild(n),n=null}},enlivenObjects:function(t,e,n,i){var r=[],a=0,o=(t=t||[]).length;function s(){++a===o&&e&&e(r.filter((function(t){return t})))}o?t.forEach((function(t,e){t&&t.type?C.util.getKlass(t.type,n).fromObject(t,(function(n,a){a||(r[e]=n),i&&i(t,n,a),s()})):s()})):e&&e(r)},enlivenPatterns:function(t,e){function n(){++r===a&&e&&e(i)}var i=[],r=0,a=(t=t||[]).length;a?t.forEach((function(t,e){t&&t.source?new C.Pattern(t,(function(t){i[e]=t,n()})):(i[e]=t,n())})):e&&e(i)},groupSVGElements:function(t,e,n){var i;return t&&1===t.length?t[0]:(e&&(e.width&&e.height?e.centerPoint={x:e.width/2,y:e.height/2}:(delete e.width,delete e.height)),i=new C.Group(t,e),void 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e=a(t[1],t[0]),n=o(t[0],2)+o(t[1],2),i=r(n),l=(t[0]*t[3]-t[2]*t[1])/i,c=a(t[0]*t[2]+t[1]*t[3],n);return{angle:e/s,scaleX:i,scaleY:l,skewX:c/s,skewY:0,translateX:t[4],translateY:t[5]}},calcRotateMatrix:function(t){if(!t.angle)return C.iMatrix.concat();var e=C.util.degreesToRadians(t.angle),n=C.util.cos(e),i=C.util.sin(e);return[n,i,-i,n,0,0]},calcDimensionsMatrix:function(t){var e=void 0===t.scaleX?1:t.scaleX,n=void 0===t.scaleY?1:t.scaleY,i=[t.flipX?-e:e,0,0,t.flipY?-n:n,0,0],r=C.util.multiplyTransformMatrices,a=C.util.degreesToRadians;return t.skewX&&(i=r(i,[1,0,Math.tan(a(t.skewX)),1],!0)),t.skewY&&(i=r(i,[1,Math.tan(a(t.skewY)),0,1],!0)),i},composeMatrix:function(t){var e=[1,0,0,1,t.translateX||0,t.translateY||0],n=C.util.multiplyTransformMatrices;return t.angle&&(e=n(e,C.util.calcRotateMatrix(t))),(1!==t.scaleX||1!==t.scaleY||t.skewX||t.skewY||t.flipX||t.flipY)&&(e=n(e,C.util.calcDimensionsMatrix(t))),e},resetObjectTransform:function(t){t.scaleX=1,t.scaleY=1,t.skewX=0,t.skewY=0,t.flipX=!1,t.flipY=!1,t.rotate(0)},saveObjectTransform:function(t){return{scaleX:t.scaleX,scaleY:t.scaleY,skewX:t.skewX,skewY:t.skewY,angle:t.angle,left:t.left,flipX:t.flipX,flipY:t.flipY,top:t.top}},isTransparent:function(t,e,n,i){i>0&&(e>i?e-=i:e=0,n>i?n-=i:n=0);var r,a=!0,o=t.getImageData(e,n,2*i||1,2*i||1),s=o.data.length;for(r=3;r<s&&!1!=(a=o.data[r]<=0);r+=4);return o=null,a},parsePreserveAspectRatioAttribute:function(t){var e,n="meet",i=t.split(" ");return i&&i.length&&("meet"!==(n=i.pop())&&"slice"!==n?(e=n,n="meet"):i.length&&(e=i.pop())),{meetOrSlice:n,alignX:"none"!==e?e.slice(1,4):"none",alignY:"none"!==e?e.slice(5,8):"none"}},clearFabricFontCache:function(t){(t=(t||"").toLowerCase())?C.charWidthsCache[t]&&delete C.charWidthsCache[t]:C.charWidthsCache={}},limitDimsByArea:function(t,e){var n=Math.sqrt(e*t),i=Math.floor(e/n);return{x:Math.floor(n),y:i}},capValue:function(t,e,n){return Math.max(t,Math.min(e,n))},findScaleToFit:function(t,e){return Math.min(e.width/t.width,e.height/t.height)},findScaleToCover:function(t,e){return Math.max(e.width/t.width,e.height/t.height)},matrixToSVG:function(t){return"matrix("+t.map((function(t){return C.util.toFixed(t,C.Object.NUM_FRACTION_DIGITS)})).join(" ")+")"},removeTransformFromObject:function(t,e){var n=C.util.invertTransform(e),i=C.util.multiplyTransformMatrices(n,t.calcOwnMatrix());C.util.applyTransformToObject(t,i)},addTransformToObject:function(t,e){C.util.applyTransformToObject(t,C.util.multiplyTransformMatrices(e,t.calcOwnMatrix()))},applyTransformToObject:function(t,e){var n=C.util.qrDecompose(e),i=new C.Point(n.translateX,n.translateY);t.flipX=!1,t.flipY=!1,t.set("scaleX",n.scaleX),t.set("scaleY",n.scaleY),t.skewX=n.skewX,t.skewY=n.skewY,t.angle=n.angle,t.setPositionByOrigin(i,"center","center")},sizeAfterTransform:function(t,e,n){var i=t/2,r=e/2,a=[{x:-i,y:-r},{x:i,y:-r},{x:-i,y:r},{x:i,y:r}],o=C.util.calcDimensionsMatrix(n),s=C.util.makeBoundingBoxFromPoints(a,o);return{x:s.width,y:s.height}}},function(){var t=Array.prototype.join,e={m:2,l:2,h:1,v:1,c:6,s:4,q:4,t:2,a:7},n={m:"l",M:"L"};function i(t,e,n,i,r,a,o,s,l,c,h){var u=C.util.cos(t),d=C.util.sin(t),f=C.util.cos(e),p=C.util.sin(e),g=n*r*f-i*a*p+o,v=i*r*f+n*a*p+s;return["C",c+l*(-n*r*d-i*a*u),h+l*(-i*r*d+n*a*u),g+l*(n*r*p+i*a*f),v+l*(i*r*p-n*a*f),g,v]}function r(t,e,n,r,o,s,l){var c=Math.PI,h=l*c/180,u=C.util.sin(h),d=C.util.cos(h),f=0,p=0,g=-d*t*.5-u*e*.5,v=-d*e*.5+u*t*.5,m=(n=Math.abs(n))*n,y=(r=Math.abs(r))*r,b=v*v,x=g*g,w=m*y-m*b-y*x,_=0;if(w<0){var k=Math.sqrt(1-w/(m*y));n*=k,r*=k}else 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g,v=0,m=(s=t.match(/[mzlhvcsqta][^mzlhvcsqta]*/gi)).length;v<m;v++){o=(i=s[v]).slice(1).trim(),c.length=0;var y=i.charAt(0);if(g=[y],"a"===y.toLowerCase())for(var b;b=p.exec(o);)for(var x=1;x<b.length;x++)c.push(b[x]);else for(;a=h.exec(o);)c.push(a[0]);x=0;for(var w=c.length;x<w;x++)r=parseFloat(c[x]),isNaN(r)||g.push(r);var _=e[y.toLowerCase()],k=n[y]||y;if(g.length-1>_)for(var S=1,T=g.length;S<T;S+=_)l.push([y].concat(g.slice(S,S+_))),y=k;else l.push(g)}return l},C.util.makePathSimpler=function(t){var e,n,i,r,a,o,l=0,c=0,h=t.length,u=0,d=0,f=[];for(n=0;n<h;++n){switch(i=!1,(e=t[n].slice(0))[0]){case"l":e[0]="L",e[1]+=l,e[2]+=c;case"L":l=e[1],c=e[2];break;case"h":e[1]+=l;case"H":e[0]="L",e[2]=c,l=e[1];break;case"v":e[1]+=c;case"V":e[0]="L",c=e[1],e[1]=l,e[2]=c;break;case"m":e[0]="M",e[1]+=l,e[2]+=c;case"M":l=e[1],c=e[2],u=e[1],d=e[2];break;case"c":e[0]="C",e[1]+=l,e[2]+=c,e[3]+=l,e[4]+=c,e[5]+=l,e[6]+=c;case"C":a=e[3],o=e[4],l=e[5],c=e[6];break;case"s":e[0]="S",e[1]+=l,e[2]+=c,e[3]+=l,e[4]+=c;case"S":"C"===r?(a=2*l-a,o=2*c-o):(a=l,o=c),l=e[3],c=e[4],e[0]="C",e[5]=e[3],e[6]=e[4],e[3]=e[1],e[4]=e[2],e[1]=a,e[2]=o,a=e[3],o=e[4];break;case"q":e[0]="Q",e[1]+=l,e[2]+=c,e[3]+=l,e[4]+=c;case"Q":a=e[1],o=e[2],l=e[3],c=e[4];break;case"t":e[0]="T",e[1]+=l,e[2]+=c;case"T":"Q"===r?(a=2*l-a,o=2*c-o):(a=l,o=c),e[0]="Q",l=e[1],c=e[2],e[1]=a,e[2]=o,e[3]=l,e[4]=c;break;case"a":e[0]="A",e[6]+=l,e[7]+=c;case"A":i=!0,f=f.concat(s(l,c,e)),l=e[6],c=e[7];break;case"z":case"Z":l=u,c=d}i||f.push(e),r=e[0]}return f},C.util.getSmoothPathFromPoints=function(t,e){var n,i=[],r=new C.Point(t[0].x,t[0].y),a=new C.Point(t[1].x,t[1].y),o=t.length,s=1,l=0,c=o>2;for(e=e||0,c&&(s=t[2].x<a.x?-1:t[2].x===a.x?0:1,l=t[2].y<a.y?-1:t[2].y===a.y?0:1),i.push(["M",r.x-s*e,r.y-l*e]),n=1;n<o;n++){if(!r.eq(a)){var h=r.midPointFrom(a);i.push(["Q",r.x,r.y,h.x,h.y])}r=t[n],n+1<t.length&&(a=t[n+1])}return c&&(s=r.x>t[n-2].x?1:r.x===t[n-2].x?0:-1,l=r.y>t[n-2].y?1:r.y===t[n-2].y?0:-1),i.push(["L",r.x+s*e,r.y+l*e]),i},C.util.getPathSegmentsInfo=g,C.util.getBoundsOfCurve=o,C.util.getPointOnPath=function(t,e,n){n||(n=g(t));for(var i=0;e-n[i].length>0&&i<n.length-2;)e-=n[i].length,i++;var r,a=n[i],o=e/a.length,s=a.command,l=t[i];switch(s){case"M":return{x:a.x,y:a.y,angle:0};case"Z":case"z":return(r=new C.Point(a.x,a.y).lerp(new C.Point(a.destX,a.destY),o)).angle=Math.atan2(a.destY-a.y,a.destX-a.x),r;case"L":return(r=new C.Point(a.x,a.y).lerp(new C.Point(l[1],l[2]),o)).angle=Math.atan2(l[2]-a.y,l[1]-a.x),r;case"C":case"Q":return p(a,e)}},C.util.transformPath=function(t,e,n){return n&&(e=C.util.multiplyTransformMatrices(e,[1,0,0,1,-n.x,-n.y])),t.map((function(t){for(var n=t.slice(0),i={},r=1;r<t.length-1;r+=2)i.x=t[r],i.y=t[r+1],i=C.util.transformPoint(i,e),n[r]=i.x,n[r+1]=i.y;return n}))},C.util.fromArcToBeizers=s,C.util.getBoundsOfArc=function(t,e,n,i,a,s,l,c,h){for(var u,d=0,f=0,p=[],g=r(c-t,h-e,n,i,s,l,a),v=0,m=g.length;v<m;v++)u=o(d,f,g[v][1],g[v][2],g[v][3],g[v][4],g[v][5],g[v][6]),p.push({x:u[0].x+t,y:u[0].y+e}),p.push({x:u[1].x+t,y:u[1].y+e}),d=g[v][5],f=g[v][6];return p},C.util.drawArc=function(t,e,n,i){s(e,n,i=i.slice(0).unshift("X")).forEach((function(e){t.bezierCurveTo.apply(t,e.slice(1))}))}}(),function(){var t=Array.prototype.slice;function e(t,e,n){if(t&&0!==t.length){var i=t.length-1,r=e?t[i][e]:t[i];if(e)for(;i--;)n(t[i][e],r)&&(r=t[i][e]);else for(;i--;)n(t[i],r)&&(r=t[i]);return r}}C.util.array={fill:function(t,e){for(var n=t.length;n--;)t[n]=e;return t},invoke:function(e,n){for(var i=t.call(arguments,2),r=[],a=0,o=e.length;a<o;a++)r[a]=i.length?e[a][n].apply(e[a],i):e[a][n].call(e[a]);return r},min:function(t,n){return e(t,n,(function(t,e){return t<e}))},max:function(t,n){return e(t,n,(function(t,e){return t>=e}))}}}(),function(){function t(e,n,i){if(i)if(!C.isLikelyNode&&n instanceof Element)e=n;else if(n instanceof Array){e=[];for(var r=0,a=n.length;r<a;r++)e[r]=t({},n[r],i)}else if(n&&"object"==typeof n)for(var o in n)"canvas"===o||"group"===o?e[o]=null:n.hasOwnProperty(o)&&(e[o]=t({},n[o],i));else e=n;else for(var o in n)e[o]=n[o];return e}C.util.object={extend:t,clone:function(e,n){return t({},e,n)}},C.util.object.extend(C.util,C.Observable)}(),function(){function t(t,e){var n=t.charCodeAt(e);if(isNaN(n))return"";if(n<55296||n>57343)return t.charAt(e);if(55296<=n&&n<=56319){if(t.length<=e+1)throw"High surrogate without following low surrogate";var i=t.charCodeAt(e+1);if(56320>i||i>57343)throw"High surrogate without following low surrogate";return t.charAt(e)+t.charAt(e+1)}if(0===e)throw"Low surrogate without preceding high surrogate";var r=t.charCodeAt(e-1);if(55296>r||r>56319)throw"Low surrogate without preceding high surrogate";return!1}C.util.string={camelize:function(t){return t.replace(/-+(.)?/g,(function(t,e){return e?e.toUpperCase():""}))},capitalize:function(t,e){return t.charAt(0).toUpperCase()+(e?t.slice(1):t.slice(1).toLowerCase())},escapeXml:function(t){return t.replace(/&/g,"&amp;").replace(/"/g,"&quot;").replace(/'/g,"&apos;").replace(/</g,"&lt;").replace(/>/g,"&gt;")},graphemeSplit:function(e){var n,i=0,r=[];for(i=0;i<e.length;i++)!1!==(n=t(e,i))&&r.push(n);return r}}}(),function(){var t=Array.prototype.slice,e=function(){},n=function(){for(var t in{toString:1})if("toString"===t)return!1;return!0}(),i=function(t,e,i){for(var r in e)r in t.prototype&&"function"==typeof t.prototype[r]&&(e[r]+"").indexOf("callSuper")>-1?t.prototype[r]=function(t){return function(){var n=this.constructor.superclass;this.constructor.superclass=i;var r=e[t].apply(this,arguments);if(this.constructor.superclass=n,"initialize"!==t)return r}}(r):t.prototype[r]=e[r],n&&(e.toString!==Object.prototype.toString&&(t.prototype.toString=e.toString),e.valueOf!==Object.prototype.valueOf&&(t.prototype.valueOf=e.valueOf))};function r(){}function a(e){for(var n=null,i=this;i.constructor.superclass;){var r=i.constructor.superclass.prototype[e];if(i[e]!==r){n=r;break}i=i.constructor.superclass.prototype}return n?arguments.length>1?n.apply(this,t.call(arguments,1)):n.call(this):console.log("tried to callSuper "+e+", method not found in prototype chain",this)}C.util.createClass=function(){var n=null,o=t.call(arguments,0);function s(){this.initialize.apply(this,arguments)}"function"==typeof o[0]&&(n=o.shift()),s.superclass=n,s.subclasses=[],n&&(r.prototype=n.prototype,s.prototype=new r,n.subclasses.push(s));for(var l=0,c=o.length;l<c;l++)i(s,o[l],n);return s.prototype.initialize||(s.prototype.initialize=e),s.prototype.constructor=s,s.prototype.callSuper=a,s}}(),c=!!C.document.createElement("div").attachEvent,h=["touchstart","touchmove","touchend"],C.util.addListener=function(t,e,n,i){t&&t.addEventListener(e,n,!c&&i)},C.util.removeListener=function(t,e,n,i){t&&t.removeEventListener(e,n,!c&&i)},C.util.getPointer=function(t){var e=t.target,n=C.util.getScrollLeftTop(e),i=function(t){var e=t.changedTouches;return e&&e[0]?e[0]:t}(t);return{x:i.clientX+n.left,y:i.clientY+n.top}},C.util.isTouchEvent=function(t){return h.indexOf(t.type)>-1||"touch"===t.pointerType},u=C.document.createElement("div"),d="string"==typeof u.style.opacity,f="string"==typeof u.style.filter,p=/alpha\s*\(\s*opacity\s*=\s*([^\)]+)\)/,g=function(t){return t},d?g=function(t,e){return t.style.opacity=e,t}:f&&(g=function(t,e){var n=t.style;return t.currentStyle&&!t.currentStyle.hasLayout&&(n.zoom=1),p.test(n.filter)?(e=e>=.9999?"":"alpha(opacity="+100*e+")",n.filter=n.filter.replace(p,e)):n.filter+=" alpha(opacity="+100*e+")",t}),C.util.setStyle=function(t,e){var n=t.style;if(!n)return t;if("string"==typeof e)return t.style.cssText+=";"+e,e.indexOf("opacity")>-1?g(t,e.match(/opacity:\s*(\d?\.?\d*)/)[1]):t;for(var i in e)"opacity"===i?g(t,e[i]):n["float"===i||"cssFloat"===i?void 0===n.styleFloat?"cssFloat":"styleFloat":i]=e[i];return t},function(){var t=Array.prototype.slice;var e,n,i,r,a=function(e){return t.call(e,0)};try{e=a(C.document.childNodes)instanceof Array}catch(t){}function o(t,e){var n=C.document.createElement(t);for(var i in e)"class"===i?n.className=e[i]:"for"===i?n.htmlFor=e[i]:n.setAttribute(i,e[i]);return n}function s(t){for(var e=0,n=0,i=C.document.documentElement,r=C.document.body||{scrollLeft:0,scrollTop:0};t&&(t.parentNode||t.host)&&((t=t.parentNode||t.host)===C.document?(e=r.scrollLeft||i.scrollLeft||0,n=r.scrollTop||i.scrollTop||0):(e+=t.scrollLeft||0,n+=t.scrollTop||0),1!==t.nodeType||"fixed"!==t.style.position););return{left:e,top:n}}e||(a=function(t){for(var e=new Array(t.length),n=t.length;n--;)e[n]=t[n];return e}),n=C.document.defaultView&&C.document.defaultView.getComputedStyle?function(t,e){var n=C.document.defaultView.getComputedStyle(t,null);return n?n[e]:void 0}:function(t,e){var n=t.style[e];return!n&&t.currentStyle&&(n=t.currentStyle[e]),n},i=C.document.documentElement.style,r="userSelect"in i?"userSelect":"MozUserSelect"in i?"MozUserSelect":"WebkitUserSelect"in i?"WebkitUserSelect":"KhtmlUserSelect"in i?"KhtmlUserSelect":"",C.util.makeElementUnselectable=function(t){return void 0!==t.onselectstart&&(t.onselectstart=C.util.falseFunction),r?t.style[r]="none":"string"==typeof t.unselectable&&(t.unselectable="on"),t},C.util.makeElementSelectable=function(t){return void 0!==t.onselectstart&&(t.onselectstart=null),r?t.style[r]="":"string"==typeof t.unselectable&&(t.unselectable=""),t},C.util.setImageSmoothing=function(t,e){t.imageSmoothingEnabled=t.imageSmoothingEnabled||t.webkitImageSmoothingEnabled||t.mozImageSmoothingEnabled||t.msImageSmoothingEnabled||t.oImageSmoothingEnabled,t.imageSmoothingEnabled=e},C.util.getById=function(t){return"string"==typeof t?C.document.getElementById(t):t},C.util.toArray=a,C.util.addClass=function(t,e){t&&-1===(" "+t.className+"