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/*
Copyright (c) 2010, Nicolas Garcia Belmonte
All rights reserved
> Redistribution and use in source and binary forms, with or without
> modification, are permitted provided that the following conditions are met:
> * Redistributions of source code must retain the above copyright
> notice, this list of conditions and the following disclaimer.
> * Redistributions in binary form must reproduce the above copyright
> notice, this list of conditions and the following disclaimer in the
> documentation and/or other materials provided with the distribution.
> * Neither the name of the organization nor the
> names of its contributors may be used to endorse or promote products
> derived from this software without specific prior written permission.
>
> THIS SOFTWARE IS PROVIDED BY NICOLAS GARCIA BELMONTE ``AS IS'' AND ANY
> EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
> WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
> DISCLAIMED. IN NO EVENT SHALL NICOLAS GARCIA BELMONTE BE LIABLE FOR ANY
> DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
> (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
> LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
> ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
> (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
> SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
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b);c.lineTo(d,b);c.closePath();c[a]()},contains:function(a,b,d){return C.circle.contains(a,b,d)}},star:{render:function(a,b,d,c){c=c.getCtx();var e=Math.PI/5;c.save();c.translate(b.x,b.y);c.beginPath();c.moveTo(d,0);for(b=0;b<9;b++){c.rotate(e);b%2==0?c.lineTo(d/0.525731*0.200811,0):c.lineTo(d,0)}c.closePath();c[a]();c.restore()},contains:function(a,b,d){return C.circle.contains(a,b,d)}}},F={line:{render:function(a,b,d){d=d.getCtx();d.beginPath();d.moveTo(a.x,a.y);d.lineTo(b.x,b.y);d.stroke()},contains:function(a,
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a,b,d)}}};p.Label={};p.Label.Native=new o({plotLabel:function(a,b,d){var c=a.getCtx();b.pos.getc(true);c.font=b.getLabelData("style")+" "+b.getLabelData("size")+"px "+b.getLabelData("family");c.textAlign=b.getLabelData("textAlign");c.fillStyle=c.strokeStyle=b.getLabelData("color");c.textBaseline=b.getLabelData("textBaseline");this.renderLabel(a,b,d)},renderLabel:function(a,b){var d=a.getCtx(),c=b.pos.getc(true);d.fillText(b.name,c.x,c.y+b.getData("height")/2)},hideLabel:h.empty,hideLabels:h.empty});
p.Label.DOM=new o({labelsHidden:false,labelContainer:false,labels:{},getLabelContainer:function(){return this.labelContainer?this.labelContainer:this.labelContainer=document.getElementById(this.viz.config.labelContainer)},getLabel:function(a){return a in this.labels&&this.labels[a]!=null?this.labels[a]:this.labels[a]=document.getElementById(a)},hideLabels:function(a){this.getLabelContainer().style.display=a?"none":"";this.labelsHidden=a},clearLabels:function(a){for(var b in this.labels)if(a||!this.viz.graph.hasNode(b)){this.disposeLabel(b);
delete this.labels[b]}},disposeLabel:function(a){(a=this.getLabel(a))&&a.parentNode&&a.parentNode.removeChild(a)},hideLabel:function(a,b){a=h.splat(a);var d=b?"":"none",c=this;h.each(a,function(e){if(e=c.getLabel(e.id))e.style.display=d})},fitsInCanvas:function(a,b){var d=b.getSize();if(a.x>=d.width||a.x<0||a.y>=d.height||a.y<0)return false;return true}});p.Label.HTML=new o({Implements:p.Label.DOM,plotLabel:function(a,b,d){a=b.id;var c=this.getLabel(a);if(!c&&!(c=document.getElementById(a))){c=document.createElement("div");
var e=this.getLabelContainer();c.id=a;c.className="node";c.style.position="absolute";d.onCreateLabel(c,b);e.appendChild(c);this.labels[b.id]=c}this.placeLabel(c,b,d)}});p.Label.SVG=new o({Implements:p.Label.DOM,plotLabel:function(a,b,d){a=b.id;var c=this.getLabel(a);if(!c&&!(c=document.getElementById(a))){c=document.createElementNS("http://www.w3.org/2000/svg","svg:text");var e=document.createElementNS("http://www.w3.org/2000/svg","svg:tspan");c.appendChild(e);e=this.getLabelContainer();c.setAttribute("id",
a);c.setAttribute("class","node");e.appendChild(c);d.onCreateLabel(c,b);this.labels[b.id]=c}this.placeLabel(c,b,d)}});s=$jit.Layouts={};s.TM={};s.TM.SliceAndDice=new o({compute:function(a){var b=this.graph.getNode(this.clickedNode&&this.clickedNode.id||this.root);this.controller.onBeforeCompute(b);var d=this.canvas.getSize(),c=this.config,e=d.width;d=d.height;this.graph.computeLevels(this.root,0,"ignore");b.getPos(a).setc(-e/2,-d/2);b.setData("width",e,a);b.setData("height",d+c.titleHeight,a);this.computePositions(b,
b,this.layout.orientation,a);this.controller.onAfterCompute(b)},computePositions:function(a,b,d,c){var e=0;a.eachSubnode(function(z){e+=z.getData("area",c)});var f=this.config,g=a.getData("width",c),i=a.getData("height",c)-f.titleHeight;a=a==b?1:b.getData("area",c)/e;var j,k,l,m,n;if(d=="h"){d="v";i=i;g=g*a;j="height";k="y";l="x";m=f.titleHeight;n=0}else{d="h";i=i*a;g=g;j="width";k="x";l="y";m=0;n=f.titleHeight}var q=b.getPos(c);b.setData("width",g,c);b.setData("height",i,c);var v=0,D=this;b.eachSubnode(function(z){var G=
z.getPos(c);G[k]=v+q[k]+m;G[l]=q[l]+n;D.computePositions(b,z,d,c);v+=z.getData(j,c)})}});s.TM.Area={compute:function(a){a=a||"current";var b=this.graph.getNode(this.clickedNode&&this.clickedNode.id||this.root);this.controller.onBeforeCompute(b);var d=this.config,c=this.canvas.getSize(),e=c.width;c=c.height;var f=d.offset,g=e-f;f=c-f;this.graph.computeLevels(this.root,0,"ignore");b.getPos(a).setc(-e/2,-c/2);b.setData("width",e,a);b.setData("height",c,a);this.computePositions(b,{top:-c/2+d.titleHeight,
left:-e/2,width:g,height:f-d.titleHeight},a);this.controller.onAfterCompute(b)},computeDim:function(a,b,d,c,e,f){if(a.length+b.length==1)this.layoutLast(a.length==1?a:b,d,c,f);else{if(a.length>=2&&b.length==0)b=[a.shift()];if(a.length==0)b.length>0&&this.layoutRow(b,d,c,f);else{var g=a[0];if(e(b,d)>=e([g].concat(b),d))this.computeDim(a.slice(1),b.concat([g]),d,c,e,f);else{b=this.layoutRow(b,d,c,f);this.computeDim(a,[],b.dim,b,e,f)}}}},worstAspectRatio:function(a,b){if(!a||a.length==0)return Number.MAX_VALUE;
for(var d=0,c=0,e=Number.MAX_VALUE,f=0,g=a.length;f<g;f++){var i=a[f]._area;d+=i;e=e<i?e:i;c=c>i?c:i}f=b*b;d=d*d;return Math.max(f*c/d,d/(f*e))},avgAspectRatio:function(a,b){if(!a||a.length==0)return Number.MAX_VALUE;for(var d=0,c=0,e=a.length;c<e;c++){var f=a[c]._area/b;d+=b>f?b/f:f/b}return d/e},layoutLast:function(a,b,d,c){a=a[0];a.getPos(c).setc(d.left,d.top);a.setData("width",d.width,c);a.setData("height",d.height,c)}};s.TM.Squarified=new o({Implements:s.TM.Area,computePositions:function(a,b,
d){var c=this.config;this.layout.orientation=b.width>=b.height?"h":"v";var e=a.getSubnodes([1,1],"ignore");if(e.length>0){this.processChildrenLayout(a,e,b,d);a=0;for(var f=e.length;a<f;a++){var g=e[a],i=c.offset;b=g.getData("height",d)-i-c.titleHeight;i=g.getData("width",d)-i;var j=g.getPos(d);b={width:i,height:b,top:j.y+c.titleHeight,left:j.x};this.computePositions(g,b,d)}}},processChildrenLayout:function(a,b,d,c){a=d.width*d.height;var e,f=b.length,g=0,i=[];for(e=0;e<f;e++){i[e]=parseFloat(b[e].getData("area",
c));g+=i[e]}for(e=0;e<f;e++)b[e]._area=a*i[e]/g;a=this.layout.horizontal()?d.height:d.width;b.sort(function(j,k){var l=k._area-j._area;return l?l:k.id==j.id?0:k.id<j.id?1:-1});e=[b[0]];this.squarify(b.slice(1),e,a,d,c)},squarify:function(a,b,d,c,e){this.computeDim(a,b,d,c,this.worstAspectRatio,e)},layoutRow:function(a,b,d,c){return this.layout.horizontal()?this.layoutV(a,b,d,c):this.layoutH(a,b,d,c)},layoutV:function(a,b,d,c){var e=0;h.each(a,function(l){e+=l._area});b=e/b;for(var f=0,g=0,i=a.length;g<
i;g++){var j=a[g]._area/b,k=a[g];k.getPos(c).setc(d.left,d.top+f);k.setData("width",b,c);k.setData("height",j,c);f+=j}a={height:d.height,width:d.width-b,top:d.top,left:d.left+b};a.dim=Math.min(a.width,a.height);a.dim!=a.height&&this.layout.change();return a},layoutH:function(a,b,d,c){var e=0;h.each(a,function(m){e+=m._area});for(var f=e/b,g=d.top,i=0,j=0,k=a.length;j<k;j++){var l=a[j];b=l._area/f;l.getPos(c).setc(d.left+i,g);l.setData("width",b,c);l.setData("height",f,c);i+=b}a={height:d.height-f,
width:d.width,top:d.top+f,left:d.left};a.dim=Math.min(a.width,a.height);a.dim!=a.width&&this.layout.change();return a}});s.TM.Strip=new o({Implements:s.TM.Area,computePositions:function(a,b,d){var c=a.getSubnodes([1,1],"ignore"),e=this.config;if(c.length>0){this.processChildrenLayout(a,c,b,d);a=0;for(var f=c.length;a<f;a++){var g=c[a],i=e.offset;b=g.getData("height",d)-i-e.titleHeight;i=g.getData("width",d)-i;var j=g.getPos(d);b={width:i,height:b,top:j.y+e.titleHeight,left:j.x};this.computePositions(g,
b,d)}}},processChildrenLayout:function(a,b,d,c){a=d.width*d.height;var e,f=b.length,g=0,i=[];for(e=0;e<f;e++){i[e]=+b[e].getData("area",c);g+=i[e]}for(e=0;e<f;e++)b[e]._area=a*i[e]/g;a=this.layout.horizontal()?d.width:d.height;e=[b[0]];this.stripify(b.slice(1),e,a,d,c)},stripify:function(a,b,d,c,e){this.computeDim(a,b,d,c,this.avgAspectRatio,e)},layoutRow:function(a,b,d,c){return this.layout.horizontal()?this.layoutH(a,b,d,c):this.layoutV(a,b,d,c)},layoutV:function(a,b,d,c){var e=0;h.each(a,function(m){e+=
m._area});for(var f=e/b,g=0,i=0,j=a.length;i<j;i++){var k=a[i],l=k._area/f;k.getPos(c).setc(d.left,d.top+(b-l-g));k.setData("width",f,c);k.setData("height",l,c);g+=l}return{height:d.height,width:d.width-f,top:d.top,left:d.left+f,dim:b}},layoutH:function(a,b,d,c){var e=0;h.each(a,function(n){e+=n._area});for(var f=e/b,g=d.height-f,i=0,j=0,k=a.length;j<k;j++){var l=a[j],m=l._area/f;l.getPos(c).setc(d.left+i,d.top+g);l.setData("width",m,c);l.setData("height",f,c);i+=m}return{height:d.height-f,width:d.width,
top:d.top,left:d.left,dim:b}}});s.Icicle=new o({compute:function(a){a=a||"current";var b=this.graph.getNode(this.root),d=this.config,c=this.canvas.getSize(),e=c.width;c=c.height;d=d.constrained?d.levelsToShow:Number.MAX_VALUE;this.controller.onBeforeCompute(b);p.Util.computeLevels(this.graph,b.id,0,"ignore");var f=0;p.Util.eachLevel(b,0,false,function(i,j){if(j>f)f=j});b=this.graph.getNode(this.clickedNode&&this.clickedNode.id||b.id);d=Math.min(f,d-1);var g=b._depth;this.layout.horizontal()?this.computeSubtree(b,
-e/2,-c/2,e/(d+1),c,g,d,a):this.computeSubtree(b,-e/2,-c/2,e,c/(d+1),g,d,a)},computeSubtree:function(a,b,d,c,e,f,g,i){a.getPos(i).setc(b,d);a.setData("width",c,i);a.setData("height",e,i);var j=0,k=p.Util.getSubnodes(a,[1,1]);if(k.length){h.each(k,function(n){j+=n.getData("dim")});for(var l=0,m=k.length;l<m;l++)if(this.layout.horizontal()){a=e*k[l].getData("dim")/j;this.computeSubtree(k[l],b+c,d,c,a,f,g,i);d+=a}else{a=c*k[l].getData("dim")/j;this.computeSubtree(k[l],b,d+e,a,e,f,g,i);b+=a}}}});$jit.Icicle=
new o({Implements:[{construct:function(a){var b=h.type(a)=="array",d=new p(this.graphOptions,this.config.Node,this.config.Edge,this.config.Label);b?function(c,e){for(var f=function(q){for(var v=0,D=e.length;v<D;v++)if(e[v].id==q)return e[v];return c.addNode({id:q,name:q})},g=0,i=e.length;g<i;g++){c.addNode(e[g]);var j=e[g].adjacencies;if(j)for(var k=0,l=j.length;k<l;k++){var m=j[k],n={};if(typeof j[k]!="string"){n=h.merge(m.data,{});m=m.nodeTo}c.addAdjacence(e[g],f(m),n)}}}(d,a):function(c,e){c.addNode(e);
if(e.children)for(var f=0,g=e.children;f<g.length;f++){c.addAdjacence(e,g[f]);arguments.callee(c,g[f])}}(d,a);return d},loadJSON:function(a,b){this.json=a;this.labels&&this.labels.clearLabels&&this.labels.clearLabels(true);this.graph=this.construct(a);this.root=h.type(a)!="array"?a.id:a[b?b:0].id},toJSON:function(a){a=a||"tree";if(a=="tree"){var b={};b=function c(e){var f={};f.id=e.id;f.name=e.name;f.data=e.data;var g=[];e.eachSubnode(function(i){g.push(c(i))});f.children=g;return f}(this.graph.getNode(this.root))}else{b=
[];var d=!!this.graph.getNode(this.root).visited;this.graph.eachNode(function(c){var e={};e.id=c.id;e.name=c.name;e.data=c.data;var f=[];c.eachAdjacency(function(g){var i=g.nodeTo;if(!!i.visited===d){var j={};j.nodeTo=i.id;j.data=g.data;f.push(j)}});e.adjacencies=f;b.push(e);c.visited=!d})}return b}},x,s.Icicle],layout:{orientation:"h",vertical:function(){return this.orientation=="v"},horizontal:function(){return this.orientation=="h"},change:function(){this.orientation=this.vertical()?"h":"v"}},
initialize:function(a){var b={animate:false,orientation:"h",offset:2,levelsToShow:Number.MAX_VALUE,constrained:false,Node:{type:"rectangle",overridable:true},Edge:{type:"none"},Label:{type:"Native"},duration:700,fps:45},d=u("Canvas","Node","Edge","Fx","Tips","NodeStyles","Events","Navigation","Controller","Label");this.controller=this.config=h.merge(d,b,a);this.layout.orientation=this.config.orientation;a=this.config;if(a.useCanvas){this.canvas=a.useCanvas;this.config.labelContainer=this.canvas.id+
"-label"}else{this.canvas=new w(this,a);this.config.labelContainer=(typeof a.injectInto=="string"?a.injectInto:a.injectInto.id)+"-label"}this.graphOptions={complex:true,Node:{selected:false,exist:true,drawn:true}};this.graph=new p(this.graphOptions,this.config.Node,this.config.Edge,this.config.Label);this.labels=new $jit.Icicle.Label[this.config.Label.type](this);this.fx=new $jit.Icicle.Plot(this,$jit.Icicle);this.op=new $jit.Icicle.Op(this);this.group=new $jit.Icicle.Group(this);this.clickedNode=
null;this.initializeExtras()},refresh:function(){if(this.config.Label.type!="Native"){var a=this;this.graph.eachNode(function(b){a.labels.hideLabel(b,false)})}this.compute();this.plot()},plot:function(){this.fx.plot(this.config)},enter:function(a){if(!this.busy){this.busy=true;var b=this,d=this.config,c={onComplete:function(){d.request&&b.compute();if(d.animate){b.graph.nodeList.setDataset(["current","end"],{alpha:[1,0]});p.Util.eachSubgraph(a,function(e){e.setData("alpha",1,"end")},"ignore");b.fx.animate({duration:500,
modes:["node-property:alpha"],onComplete:function(){b.clickedNode=a;b.compute("end");b.fx.animate({modes:["linear","node-property:width:height"],duration:1E3,onComplete:function(){b.busy=false;b.clickedNode=a}})}})}else{b.clickedNode=a;b.busy=false;b.refresh()}}};d.request?this.requestNodes(clickedNode,c):c.onComplete()}},out:function(){if(!this.busy){var a=this,b=p.Util,d=this.config,c=this.graph,e=b.getParents(c.getNode(this.clickedNode&&this.clickedNode.id||this.root))[0],f=this.clickedNode;this.busy=
true;this.events.hoveredNode=false;if(e){callback={onComplete:function(){a.clickedNode=e;if(d.request)a.requestNodes(e,{onComplete:function(){a.compute();a.plot();a.busy=false}});else{a.compute();a.plot();a.busy=false}}};if(d.animate){this.clickedNode=e;this.compute("end");this.clickedNode=f;this.fx.animate({modes:["linear","node-property:width:height"],duration:1E3,onComplete:function(){a.clickedNode=e;c.nodeList.setDataset(["current","end"],{alpha:[0,1]});b.eachSubgraph(f,function(g){g.setData("alpha",
1)},"ignore");a.fx.animate({duration:500,modes:["node-property:alpha"],onComplete:function(){callback.onComplete()}})}})}else callback.onComplete()}else this.busy=false}},requestNodes:function(a,b){var d=h.merge(this.controller,b),c=this.config.constrained?this.config.levelsToShow:Number.MAX_VALUE;if(d.request){var e=[],f=a._depth;p.Util.eachLevel(a,0,c,function(g){if(g.drawn&&!p.Util.anySubnode(g)){e.push(g);g._level=g._depth-f;if(this.config.constrained)g._level=c-g._level}});this.group.requestNodes(e,
d)}else d.onComplete()}});$jit.Icicle.Op=new o({Implements:p.Op});$jit.Icicle.Group=new o({initialize:function(a){this.viz=a;this.canvas=a.canvas;this.config=a.config},requestNodes:function(a,b){var d=0,c=a.length,e=this.viz;c==0&&b.onComplete();for(var f=0;f<c;f++)b.request(a[f].id,a[f]._level,{onComplete:function(g,i){if(i&&i.children){i.id=g;e.op.sum(i,{type:"nothing"})}if(++d==c){p.Util.computeLevels(e.graph,e.root,0);b.onComplete()}}})}});$jit.Icicle.Plot=new o({Implements:p.Plot,plot:function(a,
b){a=a||this.viz.controller;var d=this.viz,c=d.graph.getNode(d.clickedNode&&d.clickedNode.id||d.root),e=c._depth;d.canvas.clear();this.plotTree(c,h.merge(a,{withLabels:true,hideLabels:false,plotSubtree:function(f,g){return!d.config.constrained||g._depth-e<d.config.levelsToShow}}),b)}});$jit.Icicle.Label={};$jit.Icicle.Label.Native=new o({Implements:p.Label.Native,renderLabel:function(a,b){var d=a.getCtx(),c=b.getData("width"),e=b.getData("height"),f=b.getLabelData("size"),g=d.measureText(b.name);
if(!(e<f*1.5||c<g.width)){f=b.pos.getc(true);d.fillText(b.name,f.x+c/2,f.y+e/2)}}});$jit.Icicle.Label.SVG=new o({Implements:p.Label.SVG,initialize:function(a){this.viz=a},placeLabel:function(a,b,d){var c=b.pos.getc(true),e=this.viz.canvas.getSize();c={x:Math.round(c.x+e.width/2),y:Math.round(c.y+e.height/2)};a.setAttribute("x",c.x);a.setAttribute("y",c.y);d.onPlaceLabel(a,b)}});$jit.Icicle.Label.HTML=new o({Implements:p.Label.HTML,initialize:function(a){this.viz=a},placeLabel:function(a,b,d){var c=
b.pos.getc(true),e=this.viz.canvas.getSize();c={x:Math.round(c.x+e.width/2),y:Math.round(c.y+e.height/2)};e=a.style;e.left=c.x+"px";e.top=c.y+"px";e.display="";d.onPlaceLabel(a,b)}});$jit.Icicle.Plot.NodeTypes=new o({none:{render:h.empty},rectangle:{render:function(a,b){var d=this.viz.config,c=d.offset,e=a.getData("width"),f=a.getData("height"),g=a.getData("border"),i=a.pos.getc(true),j=i.x+c/2,k=i.y+c/2,l=b.getCtx();if(!(e-c<2||f-c<2)){if(d.cushion){d=a.getData("color");var m=l.createRadialGradient(j+
(e-c)/2,k+(f-c)/2,1,j+(e-c)/2,k+(f-c)/2,e<f?f:e),n=h.rgbToHex(h.map(h.hexToRgb(d),function(q){return q*0.3>>0}));m.addColorStop(0,d);m.addColorStop(1,n);l.fillStyle=m}if(g){l.strokeStyle=g;l.lineWidth=3}l.fillRect(j,k,Math.max(0,e-c),Math.max(0,f-c));g&&l.strokeRect(i.x,i.y,e,f)}},contains:function(a,b){if(this.viz.clickedNode&&!$jit.Graph.Util.isDescendantOf(a,this.viz.clickedNode.id))return false;var d=a.pos.getc(true),c=a.getData("width"),e=a.getData("height");return this.nodeHelper.rectangle.contains({x:d.x+
c/2,y:d.y+e/2},b,c,e)}}});$jit.Icicle.Plot.EdgeTypes=new o({none:h.empty})})();