10 changed files with 924 additions and 88 deletions
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/* |
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myNodes[0] = { "node": 0, "name": "Africa" }; |
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myNodes[1] = { "node": 1, "name": "America" }; |
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myNodes[2] = { "node": 2, "name": "Europe" }; |
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myLinks[0] = { "source": 0, "target": 2, "value":1 }; |
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myLinks[1] = { "source": 1, "target": 2, "value":20 }; |
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let my_object1 = {};
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my_object1.name = "Africa"; |
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my_object1.node = 0; |
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myNodes.push(my_object1); |
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//let my_object2 = {};
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my_object1.name = "America"; |
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my_object1.node = 1; |
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myNodes.push(new Objectmy_object1); |
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let my_object3 = {};
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my_object3.name = "Europe"; |
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my_object3.node = 2; |
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myNodes.push(my_object3); |
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let my_Linkobject1 = {};
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my_Linkobject1.source = 0; |
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my_Linkobject1.target = 2; |
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my_Linkobject1.value = 1; |
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myLinks.push(my_Linkobject1); |
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let my_Linkobject2 = {};
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my_Linkobject2.source = 1; |
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my_Linkobject2.target = 2; |
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my_Linkobject2.value = 20; |
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myLinks.push(my_Linkobject2); |
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*/ |
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/*var newNode = new myNode("0","Africa"); |
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myNodes.push(myNode); |
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var newNode = new myNode("1","America"); |
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myNodes.push(myNode); |
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var newNode = new myNode("2","Europe"); |
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myNodes.push(myNode); |
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var newLink = new myLink("0","2",1); |
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myLinks.push(newLink); |
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var newLink = new myLink("1","2",2); |
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myLinks.push(newLink); |
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*/ |
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function makeSankey(targetDiv,data,metaData,chartElem) |
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{ |
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var measureCaption = getMeasureCaption(chartElem,metaData); //"Studierende";
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var captionEmptyTarget="Kein Master (eigene HS)"; |
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var margin = {top: 10, right: 10, bottom: 10, left: 10}, |
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width = 700 - margin.left - margin.right, |
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height = 300 - margin.top - margin.bottom; |
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var formatNumber = d3.format(",.0f"), // zero decimal places
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format = function(d) { return measureCaption+": "+formatNumber(d); }, |
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color = d3.scale.category20(); |
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// append the svg canvas to the page
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var clearCanvas=document.getElementById("chartDiv"); |
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while (clearCanvas.firstChild) { |
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clearCanvas.removeChild(clearCanvas.firstChild); |
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} |
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//targetDiv
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var svg = d3.select("#"+targetDiv).append("svg") |
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.attr("width", width + margin.left + margin.right) |
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.attr("height", height + margin.top + margin.bottom) |
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.append("g") |
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.attr("transform",
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"translate(" + margin.left + "," + margin.top + ")"); |
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// Set the sankey diagram properties
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var sankey = d3.sankey() |
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.nodeWidth(36) |
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.nodePadding(40) |
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.size([width, height]); |
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var path = sankey.link(); |
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// load the data
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var sNodes=getSankeyNodes(data,captionEmptyTarget); //graph.nodes;
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var sLinks=getSankeyLinks(sNodes,data); //graph.links;
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sankey |
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.nodes(sNodes) |
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.links(sLinks) |
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.layout(32); |
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// add in the links
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var link = svg.append("g").selectAll(".link") |
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.data(sLinks) |
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.enter().append("path") |
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.attr("class", "link") |
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.attr("d", path) |
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.style("stroke-width", function(d) { return Math.max(1, d.dy); }) |
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.sort(function(a, b) { return b.dy - a.dy; }); |
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// add the link titles
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link.append("title") |
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.text(function(d) { |
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return d.source.name + " → " +
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d.target.name + "\n" + format(d.value); }); |
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// add in the nodes
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var node = svg.append("g").selectAll(".node") |
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.data(sNodes) |
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.enter().append("g") |
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.attr("class", "node") |
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.attr("transform", function(d) {
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return "translate(" + d.x + "," + d.y + ")"; }) |
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.call(d3.behavior.drag() |
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.origin(function(d) { return d; }) |
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.on("dragstart", function() {
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this.parentNode.appendChild(this); }) |
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.on("drag", dragmove)); |
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// add the rectangles for the nodes
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node.append("rect") |
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.attr("height", function(d) { return d.dy; }) |
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.attr("width", sankey.nodeWidth()) |
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.style("fill", function(d) {
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return d.color = color(d.name.replace(/ .*/, "")); }) |
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.style("stroke", function(d) {
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return d3.rgb(d.color).darker(2); }) |
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.append("title") |
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.text(function(d) {
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return d.name + "\n" + format(d.value); }); |
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// add in the title for the nodes
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node.append("text") |
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.attr("x", -6) |
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.attr("y", function(d) { return d.dy / 2; }) |
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.attr("dy", ".35em") |
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.attr("text-anchor", "end") |
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.attr("transform", null) |
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.text(function(d) { return d.name; }) |
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.filter(function(d) { return d.x < width / 2; }) |
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.attr("x", 6 + sankey.nodeWidth()) |
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.attr("text-anchor", "start"); |
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} |
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function getSankeyNodes(data,captionEmptyTarget) |
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{ |
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var myNodes=[]; |
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var distinctSource = []; |
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var zs=""; |
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for (var i = 0; i < data.length; i++) |
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{ |
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if(zs.indexOf("_" + data[i].dimension1 +"_")<0) |
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{ |
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distinctSource.push(data[i].dimension1); |
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zs+="_" + data[i].dimension1 +"_"; |
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} |
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} |
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for (var i = 0; i < data.length; i++) |
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{ |
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if(zs.indexOf("_" + data[i].dimension2 +"_")<0) |
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{ |
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distinctSource.push(data[i].dimension2); |
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zs+="_" + data[i].dimension2 +"_"; |
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} |
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} |
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for (var i = 0; i < distinctSource.length; i++) |
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{ |
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myNodes[i] = { "node": i, "name": distinctSource[i] }; |
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console.log("Abschluss: "+distinctSource[i]); |
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} |
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//Kein Abschluss:
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myNodes[i] = { "node": i, "name": captionEmptyTarget }; |
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return myNodes; |
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} |
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function getSankeyLinks(myNodes,data) |
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{ |
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var myLinks=[]; |
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var linkIndex=0; |
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for (var i = 0; i < data.length; i++) |
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{ |
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if(data[i].dimension2 !="") |
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{ |
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myLinks[linkIndex]={ "source": getSankeyNodeIndex(myNodes,data[i].dimension1), |
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"target": getSankeyNodeIndex(myNodes,data[i].dimension2), "value":data[i].measure1 }; |
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linkIndex++; |
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} |
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else |
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{ |
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myLinks[linkIndex]={ "source": getSankeyNodeIndex(myNodes,data[i].dimension1), |
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"target": myNodes.length-1, "value":data[i].measure1 }; |
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linkIndex++; |
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}
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} |
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return myLinks; |
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} |
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function getSankeyNodeIndex(myNodes,name) |
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{ |
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var myIndex=0; |
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for (var i = 0; i < myNodes.length; i++) |
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{ |
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if(myNodes[i].name==name) |
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myIndex=i |
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} |
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return myIndex; |
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} |
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function getMeasureCaption(chartElem,metaData) |
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{ |
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var measureCaption=""; |
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for(var k=0;k<chartElem.elementTypeProperties.length;k++) |
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{ |
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if(chartElem.elementTypeProperties[k].propertyValue!="") |
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{ |
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switch (chartElem.elementTypeProperties[k].vizTypePropertyUniquename) |
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{ |
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case "viz_measure1": |
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measure1=chartElem.elementTypeProperties[k].propertyValue; |
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measureCaption=getMetadataOfVizTypeProperty(metaData,measure1); |
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if(measureCaption=="") |
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measureCaption=measure1; |
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break; |
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default: |
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break; |
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} |
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} |
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} |
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return measureCaption; |
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} |
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function getMetadataOfVizTypeProperty(metaData,vizTypePropertyUniquename) |
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{ |
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var caption=""; |
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for(var k=0;k<metaData.length;k++) |
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{ |
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if(metaData[k].colname==vizTypePropertyUniquename) |
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{ |
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caption=metaData[k].colcaption; |
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} |
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} |
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return caption; |
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} |
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// the function for moving the nodes for sankey
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function dragmove(d) { |
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d3.select(this).attr("transform",
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"translate(" + d.x + "," + ( |
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d.y = Math.max(0, Math.min(height - d.dy, d3.event.y)) |
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) + ")"); |
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sankey.relayout(); |
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link.attr("d", path); |
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} |
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d3.sankey = function() { |
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var sankey = {}, |
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nodeWidth = 24, |
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nodePadding = 8, |
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size = [1, 1], |
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nodes = [], |
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links = []; |
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sankey.nodeWidth = function(_) { |
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if (!arguments.length) return nodeWidth; |
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nodeWidth = +_; |
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return sankey; |
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}; |
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sankey.nodePadding = function(_) { |
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if (!arguments.length) return nodePadding; |
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nodePadding = +_; |
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return sankey; |
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}; |
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sankey.nodes = function(_) { |
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if (!arguments.length) return nodes; |
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nodes = _; |
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return sankey; |
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}; |
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sankey.links = function(_) { |
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if (!arguments.length) return links; |
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links = _; |
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return sankey; |
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}; |
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sankey.size = function(_) { |
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if (!arguments.length) return size; |
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size = _; |
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return sankey; |
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}; |
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sankey.layout = function(iterations) { |
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computeNodeLinks(); |
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computeNodeValues(); |
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computeNodeBreadths(); |
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computeNodeDepths(iterations); |
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computeLinkDepths(); |
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return sankey; |
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}; |
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sankey.relayout = function() { |
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computeLinkDepths(); |
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return sankey; |
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}; |
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sankey.link = function() { |
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var curvature = .5; |
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function link(d) { |
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var x0 = d.source.x + d.source.dx, |
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x1 = d.target.x, |
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xi = d3.interpolateNumber(x0, x1), |
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x2 = xi(curvature), |
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x3 = xi(1 - curvature), |
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y0 = d.source.y + d.sy + d.dy / 2, |
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y1 = d.target.y + d.ty + d.dy / 2; |
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return "M" + x0 + "," + y0 |
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+ "C" + x2 + "," + y0 |
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+ " " + x3 + "," + y1 |
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+ " " + x1 + "," + y1; |
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} |
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link.curvature = function(_) { |
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if (!arguments.length) return curvature; |
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curvature = +_; |
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return link; |
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}; |
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return link; |
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}; |
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// Populate the sourceLinks and targetLinks for each node.
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// Also, if the source and target are not objects, assume they are indices.
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function computeNodeLinks() { |
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nodes.forEach(function(node) { |
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node.sourceLinks = []; |
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node.targetLinks = []; |
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}); |
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links.forEach(function(link) { |
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var source = link.source, |
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target = link.target; |
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console.log("source: "+source+" TARGET: "+target); |
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if (typeof source === "number" || typeof source === "string") source = link.source = nodes[link.source]; |
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if (typeof target === "number" || typeof target === "string") target = link.target = nodes[link.target]; |
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source.sourceLinks.push(link); |
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target.targetLinks.push(link); |
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}); |
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} |
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// Compute the value (size) of each node by summing the associated links.
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function computeNodeValues() { |
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nodes.forEach(function(node) { |
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node.value = Math.max( |
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d3.sum(node.sourceLinks, value), |
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d3.sum(node.targetLinks, value) |
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); |
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}); |
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} |
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// Iteratively assign the breadth (x-position) for each node.
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// Nodes are assigned the maximum breadth of incoming neighbors plus one;
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// nodes with no incoming links are assigned breadth zero, while
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// nodes with no outgoing links are assigned the maximum breadth.
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function computeNodeBreadths() { |
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var remainingNodes = nodes, |
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nextNodes, |
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x = 0; |
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while (remainingNodes.length) { |
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nextNodes = []; |
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remainingNodes.forEach(function(node) { |
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node.x = x; |
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node.dx = nodeWidth; |
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node.sourceLinks.forEach(function(link) { |
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nextNodes.push(link.target); |
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}); |
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}); |
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remainingNodes = nextNodes; |
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++x; |
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} |
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//
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moveSinksRight(x); |
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scaleNodeBreadths((size[0] - nodeWidth) / (x - 1)); |
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} |
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function moveSourcesRight() { |
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nodes.forEach(function(node) { |
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if (!node.targetLinks.length) { |
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node.x = d3.min(node.sourceLinks, function(d) { return d.target.x; }) - 1; |
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} |
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}); |
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} |
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function moveSinksRight(x) { |
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nodes.forEach(function(node) { |
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if (!node.sourceLinks.length) { |
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node.x = x - 1; |
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} |
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}); |
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} |
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function scaleNodeBreadths(kx) { |
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nodes.forEach(function(node) { |
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node.x *= kx; |
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}); |
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} |
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function computeNodeDepths(iterations) { |
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var nodesByBreadth = d3.nest() |
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.key(function(d) { return d.x; }) |
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.sortKeys(d3.ascending) |
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.entries(nodes) |
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.map(function(d) { return d.values; }); |
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//
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initializeNodeDepth(); |
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resolveCollisions(); |
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for (var alpha = 1; iterations > 0; --iterations) { |
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relaxRightToLeft(alpha *= .99); |
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resolveCollisions(); |
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relaxLeftToRight(alpha); |
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resolveCollisions(); |
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} |
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function initializeNodeDepth() { |
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var ky = d3.min(nodesByBreadth, function(nodes) { |
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return (size[1] - (nodes.length - 1) * nodePadding) / d3.sum(nodes, value); |
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}); |
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nodesByBreadth.forEach(function(nodes) { |
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nodes.forEach(function(node, i) { |
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node.y = i; |
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node.dy = node.value * ky; |
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}); |
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}); |
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links.forEach(function(link) { |
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link.dy = link.value * ky; |
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}); |
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} |
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function relaxLeftToRight(alpha) { |
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nodesByBreadth.forEach(function(nodes, breadth) { |
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nodes.forEach(function(node) { |
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if (node.targetLinks.length) { |
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var y = d3.sum(node.targetLinks, weightedSource) / d3.sum(node.targetLinks, value); |
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node.y += (y - center(node)) * alpha; |
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} |
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}); |
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}); |
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function weightedSource(link) { |
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return center(link.source) * link.value; |
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} |
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} |
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function relaxRightToLeft(alpha) { |
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nodesByBreadth.slice().reverse().forEach(function(nodes) { |
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nodes.forEach(function(node) { |
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if (node.sourceLinks.length) { |
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var y = d3.sum(node.sourceLinks, weightedTarget) / d3.sum(node.sourceLinks, value); |
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node.y += (y - center(node)) * alpha; |
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} |
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}); |
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}); |
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function weightedTarget(link) { |
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return center(link.target) * link.value; |
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} |
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} |
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function resolveCollisions() { |
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nodesByBreadth.forEach(function(nodes) { |
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var node, |
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dy, |
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y0 = 0, |
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n = nodes.length, |
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i; |
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// Push any overlapping nodes down.
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nodes.sort(ascendingDepth); |
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for (i = 0; i < n; ++i) { |
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node = nodes[i]; |
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dy = y0 - node.y; |
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if (dy > 0) node.y += dy; |
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y0 = node.y + node.dy + nodePadding; |
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} |
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// If the bottommost node goes outside the bounds, push it back up.
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dy = y0 - nodePadding - size[1]; |
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if (dy > 0) { |
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y0 = node.y -= dy; |
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// Push any overlapping nodes back up.
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for (i = n - 2; i >= 0; --i) { |
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node = nodes[i]; |
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dy = node.y + node.dy + nodePadding - y0; |
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if (dy > 0) node.y -= dy; |
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y0 = node.y; |
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} |
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} |
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}); |
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} |
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function ascendingDepth(a, b) { |
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return a.y - b.y; |
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} |
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} |
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function computeLinkDepths() { |
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nodes.forEach(function(node) { |
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node.sourceLinks.sort(ascendingTargetDepth); |
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node.targetLinks.sort(ascendingSourceDepth); |
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}); |
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nodes.forEach(function(node) { |
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var sy = 0, ty = 0; |
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node.sourceLinks.forEach(function(link) { |
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link.sy = sy; |
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sy += link.dy; |
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}); |
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node.targetLinks.forEach(function(link) { |
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link.ty = ty; |
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ty += link.dy; |
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}); |
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}); |
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function ascendingSourceDepth(a, b) { |
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return a.source.y - b.source.y; |
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} |
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function ascendingTargetDepth(a, b) { |
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return a.target.y - b.target.y; |
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} |
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} |
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function center(node) { |
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return node.y + node.dy / 2; |
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} |
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function value(link) { |
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return link.value; |
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} |
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return sankey; |
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}; |
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@ -0,0 +1,34 @@
@@ -0,0 +1,34 @@
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<?xml version="1.0" encoding="UTF-8"?> |
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<xsl:stylesheet version="1.0" |
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xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:HtmlUtils="de.superx.util.HtmlUtils"> |
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<xsl:import href="xsl_functions.xsl" /> |
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<xsl:import href="resultset_html.xsl" /> |
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<xsl:import href="interLinks_html.xsl" /> |
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<xsl:import href="pageComponents_html.xsl" /> |
||||
<xsl:import href="pageComponents_html_final.xsl" /> |
||||
<xsl:import href="viz_html_chart.xsl" /> |
||||
<xsl:import href="menue_html_dojo.xsl" /> |
||||
<!--In diesem Stylesheet können Sie individuelle templates unterbringen, |
||||
die in ihrer Präzedenz das normale Stylesheet |
||||
pageComponents_html.xsl überragt. --> |
||||
<xsl:import href="pageComponents_html_final.xsl" /> |
||||
|
||||
<xsl:decimal-format name="German" grouping-separator="." NaN="" zero-digit ="0" decimal-separator="," /> |
||||
|
||||
<!-- wichtig für DOJO!--> |
||||
<xsl:output method="xml" media-type="text/html" doctype-public="-//W3C//DTD XHTML 1.0 Strict//EN" |
||||
doctype-system="DTD/xhtml1-strict.dtd" cdata-section-elements="script style" indent="yes" encoding="UTF-8"/> |
||||
<xsl:variable name="defaultRenderer" select="'d3jsv3'" /> |
||||
<xsl:variable name="availableRendererPlot" select="'false'" /> |
||||
<xsl:variable name="availableRendererD3" select="'false'" /> |
||||
<xsl:variable name="availableRendererD3V3" select="'true'" /> |
||||
|
||||
<xsl:template match="/"> |
||||
<xsl:call-template name="table"/> |
||||
</xsl:template> |
||||
<xsl:template name="importVizJavascriptLibs"> |
||||
<script language="Javascript" type="text/javascript" src="../xml/js/viz/d3.v3.min.js" /> |
||||
<script language="Javascript" type="text/javascript" src="../xml/js/viz/viz_functions.js" /> |
||||
<script language="Javascript" type="text/javascript" src="../xml/js/viz/sankey_v3.js" /> |
||||
</xsl:template> |
||||
</xsl:stylesheet> |
||||
Loading…
Reference in new issue