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d3v4 sankey
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| license: mit |
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| { | |
| "sankey": { | |
| "nodes": [{ | |
| "name": "11909", | |
| "node": 0 | |
| }, { | |
| "name": "11988", | |
| "node": 1 | |
| }, { | |
| "name": "12013", | |
| "node": 2 | |
| }, { | |
| "name": "11913", | |
| "node": 3 | |
| }, { | |
| "name": "11735", | |
| "node": 4 | |
| }, { | |
| "name": "11735", | |
| "node": 5 | |
| }, { | |
| "name": "11776", | |
| "node": 6 | |
| }, { | |
| "name": "12051", | |
| "node": 7 | |
| }, { | |
| "name": "12051", | |
| "node": 8 | |
| }, { | |
| "name": "12051", | |
| "node": 9 | |
| }, { | |
| "name": "12012", | |
| "node": 10 | |
| }, { | |
| "name": "12051", | |
| "node": 11 | |
| }, { | |
| "name": "11757", | |
| "node": 12 | |
| }, { | |
| "name": "12064", | |
| "node": 13 | |
| }, { | |
| "name": "11913", | |
| "node": 14 | |
| }, { | |
| "name": "12051", | |
| "node": 15 | |
| }, { | |
| "name": "12012", | |
| "node": 16 | |
| }], | |
| "links": [{ | |
| "source": 0, | |
| "target": 1, | |
| "value": 0.06884080477620182, | |
| "rank": 1 | |
| }, { | |
| "source": 0, | |
| "target": 4, | |
| "value": 0.023963833385098526, | |
| "rank": 2 | |
| },{ | |
| "source": 0, | |
| "target": 6, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| },{ | |
| "source": 0, | |
| "target": 7, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| },{ | |
| "source": 0, | |
| "target": 6, | |
| "value": 0.013360021166212283, | |
| "rank": 5 | |
| },{ | |
| "source": 1, | |
| "target": 2, | |
| "value": 0.06884080477620182, | |
| "rank": 1 | |
| }, { | |
| "source": 2, | |
| "target": 3, | |
| "value": 0.06884080477620182, | |
| "rank": 1 | |
| }, { | |
| "source": 4, | |
| "target": 5, | |
| "value": 0.023963833385098526, | |
| "rank": 2 | |
| }, { | |
| "source": 5, | |
| "target": 3, | |
| "value": 0.023963833385098526, | |
| "rank": 2 | |
| }, { | |
| "source": 6, | |
| "target": 7, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| }, { | |
| "source": 6, | |
| "target": 9, | |
| "value": 0.013360021166212283, | |
| "rank": 5 | |
| },{ | |
| "source": 7, | |
| "target": 8, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| }, { | |
| "source": 7, | |
| "target": 8, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| },{ | |
| "source": 8, | |
| "target": 9, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| }, { | |
| "source": 8, | |
| "target": 9, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| },{ | |
| "source": 9, | |
| "target": 10, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| },{ | |
| "source": 9, | |
| "target": 10, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| }, { | |
| "source": 9, | |
| "target": 10, | |
| "value": 0.013360021166212283, | |
| "rank": 5 | |
| },{ | |
| "source": 10, | |
| "target": 11, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| }, { | |
| "source": 10, | |
| "target": 15, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| }, { | |
| "source": 10, | |
| "target": 11, | |
| "value": 0.013360021166212283, | |
| "rank": 5 | |
| }, { | |
| "source": 11, | |
| "target": 12, | |
| "value": 0.013360021166212283, | |
| "rank": 5 | |
| }, { | |
| "source": 12, | |
| "target": 13, | |
| "value": 0.013360021166212283, | |
| "rank": 5 | |
| }, { | |
| "source": 11, | |
| "target": 12, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| }, { | |
| "source": 12, | |
| "target": 13, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| }, { | |
| "source": 13, | |
| "target": 3, | |
| "value": 0.020634756300974336, | |
| "rank": 3 | |
| },{ | |
| "source": 13, | |
| "target": 14, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| }, { | |
| "source": 13, | |
| "target": 14, | |
| "value": 0.013360021166212283, | |
| "rank": 5 | |
| }, { | |
| "source": 14, | |
| "target": 3, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| }, { | |
| "source": 14, | |
| "target": 3, | |
| "value": 0.013360021166212283, | |
| "rank": 5 | |
| }, { | |
| "source": 15, | |
| "target": 16, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| }, { | |
| "source": 16, | |
| "target": 13, | |
| "value": 0.020501317136579586, | |
| "rank": 4 | |
| } ] | |
| }, | |
| "params": [0, 0, 0, 0, 1] | |
| } |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://d3js.org/d3-drag.v1.min.js"></script> | |
| <script src="https://unpkg.com/d3-sankey@0.4.1"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| .node rect {cursor: move;fill-opacity: .9;shape-rendering: crispEdges;} | |
| .node text {pointer-events: none;text-shadow: 0 1px 0 #fff;} | |
| .link {fill: none;stroke: blue;stroke-opacity: .2;} | |
| .link_opacitize {fill: none;stroke: red;stroke-opacity: 1} | |
| .link:hover {stroke-opacity: .5;} | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| // Feel free to change or delete any of the code you see in this editor! | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", 960) | |
| .attr("height", 500) | |
| svg.append("text") | |
| .text("Edit the code below to change me!") | |
| .attr("y", 200) | |
| .attr("x", 120) | |
| .style("font-size", 36) | |
| .style("font-family", "monospace") | |
| var margin = { | |
| top: 20, | |
| right: 1, | |
| bottom: 20, | |
| left: 1 | |
| }, | |
| width = 1100 - margin.left - margin.right, | |
| height = 700 - margin.top - margin.bottom, | |
| padding = 38, | |
| nodeWidth = 25, | |
| layout = 100, | |
| lowopacity= 0.3, | |
| highopacity = 0.7; | |
| svg.append("rect") | |
| .attr("x",0) | |
| .attr("y",0) | |
| .attr("width","100%") | |
| .attr("height","100%") | |
| .attr("fill","white"); | |
| svg=svg | |
| .attr("width", width + margin.left + margin.right) | |
| .attr("height", height + margin.top + margin.bottom) | |
| .append("g") | |
| .attr("transform", | |
| "translate(" + margin.left + "," + margin.top + ")"); | |
| svg.selectAll("g").remove(); | |
| var sankey = d3.sankey() | |
| .nodeWidth(nodeWidth) | |
| .nodePadding(padding) | |
| .size([width, height]); | |
| var formatNumber = d3.format(",.0%"), | |
| format = function(d) { | |
| return formatNumber(d); | |
| }, | |
| color = d3.scaleLinear(d3.schemeCategory20); | |
| var path = sankey.link(); | |
| d3.json("data.json", function(data) { | |
| let links = data.sankey.links; | |
| let goodNodes = data.sankey.nodes.filter((node) => { | |
| return !!node.name; | |
| }); | |
| let nodes = goodNodes; | |
| sankey | |
| .nodes(nodes) | |
| .links(links) | |
| .layout(layout); | |
| var link = svg.append("g").selectAll(".link") | |
| .data(links, function(d) { return d.rank; }) | |
| .enter().append("path") | |
| .attr("class", "link") | |
| .attr("d", path) | |
| .attr('id', function(d, i){ | |
| console.log(d, i); | |
| d.id = i; | |
| return "link-" + d.id; | |
| }) | |
| .on("click", highlight_links) | |
| .style("stroke-width", function(d) { | |
| return Math.max(1, d.dy) + "px"; | |
| }) | |
| .sort(function(a, b) { | |
| return b.dy - a.dy; | |
| }); | |
| link.append("title") | |
| .text(function(d) { | |
| return d.source.name + " → " + d.target.name + "\n" + format(d.value); | |
| }); | |
| var node = svg.append("g").selectAll(".node") | |
| .data(nodes, function(d) { return d.node; }) | |
| .enter().append("g") | |
| .attr("class", "node") | |
| .attr('id', function(d, i) { | |
| d.id = i; | |
| return "node-" + d.node; | |
| }) | |
| .attr("transform", function(d) { | |
| return "translate(" + d.x + "," + d.y + ")"; | |
| }).on("click", function() { | |
| if (d3.event.defaultPrevented) return; // click suppressed | |
| console.log("clicked!"); | |
| alert("clicked") | |
| }).call(d3.drag() | |
| .filter(function() { | |
| console.log(d3.event) | |
| return d3.event.shiftKey | |
| }) | |
| .subject(function(d) { | |
| return d; | |
| }) | |
| .on("start", function() { | |
| this.parentNode.appendChild(this); | |
| }) | |
| .on("drag", dragmove) | |
| ) | |
| node.append("rect") | |
| .attr("height", function(d) { return d.dy; }) | |
| .attr("width", sankey.nodeWidth()) | |
| // .style("fill", function(d) { | |
| // return d.color = color(d.name.replace(/ .*/, "")); | |
| // }) | |
| .style("fill", '#384650') | |
| .style("fill-opacity", ".9") | |
| .style("shape-rendering", "crispEdges") | |
| .style("stroke", function(d) { return d3.rgb(d.color).darker(1.6); }) | |
| .append("title") | |
| .text(function(d) { return d.name + "\n" + format(d.value); }); | |
| node.append("text") | |
| .attr("x", -6) | |
| .attr("y", function(d) { | |
| return d.dy / 2; | |
| }) | |
| .attr("dy", ".35em") | |
| .attr("text-anchor", "end") | |
| .attr("transform", null) | |
| .text(function(d) { | |
| return d.node + '(' + d.name + ')'; | |
| }) | |
| .filter(function(d) { | |
| return d.x < width / 2; | |
| }) | |
| .attr("x", 6 + sankey.nodeWidth()) | |
| .attr("text-anchor", "start"); | |
| function dragmove(d) { | |
| d3.select(this).attr("transform", | |
| "translate(" + ( | |
| d.x = Math.max(0, Math.min(width - d.dx, d3.event.x))) + "," + ( | |
| d.y = Math.max(0, Math.min(height - d.dy, d3.event.y))) + ")"); | |
| sankey.relayout(); | |
| link.attr("d", path); | |
| } | |
| }); | |
| function highlight_node_links(node,i){ | |
| console.log('clicked!', node.id); | |
| var remainingNodes=[], | |
| nextNodes=[]; | |
| var stroke_opacity = 0; | |
| if( d3.select(this).attr("data-clicked") == "1" ){ | |
| d3.select(this).attr("data-clicked","0"); | |
| stroke_opacity = 0.1; | |
| }else{ | |
| d3.select(this).attr("data-clicked","1"); | |
| stroke_opacity = 0.5; | |
| } | |
| // these settings change the path selection | |
| var traverse = [{ | |
| linkType : "sourceLinks", | |
| nodeType : "target" | |
| } | |
| // ,{ | |
| // linkType : "targetLinks", | |
| // nodeType : "source" | |
| // } | |
| ]; | |
| // traverse.forEach(function(step){ | |
| // console.log('1st step: ', step); | |
| // console.log('1st node: ', node, node.id); | |
| // } | |
| traverse.forEach(function(step){ | |
| node[step.linkType].forEach(function(link) { | |
| remainingNodes.push(link[step.nodeType]); | |
| highlight_link(link.id, stroke_opacity); | |
| }); | |
| while (remainingNodes.length) { | |
| nextNodes = []; | |
| remainingNodes.forEach(function(node) { | |
| console.log('remainingNodes: ', remainingNodes); | |
| console.log('1st node: ', node); | |
| node[step.linkType].forEach(function(link) { | |
| nextNodes.push(link[step.nodeType]); | |
| console.log('nextNodes: ', nextNodes); | |
| highlight_link(link.id, stroke_opacity); | |
| }); | |
| }); | |
| remainingNodes = nextNodes; | |
| } | |
| }); | |
| } | |
| function highlight_link(id, opacity){ | |
| console.log('highlight_link: ',id , opacity); | |
| let linkStroke = d3.select("#link-"+id); | |
| linkStroke.attr('class', function() { | |
| console.log(this.getAttribute('class').indexOf('_opacitize')); | |
| if (this.getAttribute('class').indexOf('_opacitize') >= 0) { | |
| return this.getAttribute('class').replace(/_opacitize/g, ''); | |
| } else { | |
| return String(this.getAttribute('class')).trim() + '_opacitize'; | |
| } | |
| }) | |
| } | |
| function highlight_links(link,i){ | |
| console.log('highlight paths clicked!', this, link, i); | |
| var remainingNodes=[], | |
| nextNodes=[]; | |
| highlight_link(link.id, 1); | |
| if(link.target.sourceLinks.filter((obj) => obj.rank === link.rank)) { | |
| highlight_links(link.target.sourceLinks.filter((obj) => obj.rank === link.rank)[0], 0); | |
| return; | |
| } else { | |
| return; | |
| } | |
| } | |
| function highlight_path(id,opacity){ | |
| d3.select("#link-"+id).style("stroke-opacity", opacity); | |
| } | |
| </script> | |
| </body> |
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| render() { | |
| var margin = { | |
| top: 20, | |
| right: 1, | |
| bottom: 20, | |
| left: 1 | |
| }, | |
| width = 1100 - margin.left - margin.right, | |
| height = 700 - margin.top - margin.bottom, | |
| padding = 38, | |
| nodeWidth = 25, | |
| layout = 100, | |
| lowopacity: 0.3, | |
| highopacity = 0.7; | |
| var svg = d3.select("#chart").append("svg"); | |
| svg.append("rect") | |
| .attr("x",0) | |
| .attr("y",0) | |
| .attr("width","100%") | |
| .attr("height","100%") | |
| .attr("fill","white"); | |
| svg=svg | |
| .attr("width", width + margin.left + margin.right) | |
| .attr("height", height + margin.top + margin.bottom) | |
| .append("g") | |
| .attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
| svg.selectAll("g").remove(); | |
| var sankey = d3.sankey() | |
| .nodeWidth(nodeWidth) | |
| .nodePadding(padding) | |
| .size([width, height]); | |
| var formatNumber = d3.format(",.0%"), | |
| format = function(d) { | |
| return formatNumber(d); | |
| }, | |
| color = d3.scaleLinear(d3.schemeCategory20); | |
| var path = sankey.link(); | |
| d3.json("data.json", function(energy) { | |
| let goodNodes = energy.sankey.nodes.filter((node) => { | |
| return !!node.name; | |
| }); | |
| console.log('goodnodes: ', goodNodes); | |
| sankey | |
| .nodes(goodNodes) | |
| .links(energy.sankey.links) | |
| .layout(layout); | |
| var link = svg.append("g").selectAll(".link") | |
| .data(energy.sankey.links) | |
| .enter().append("path") | |
| .attr("class", "link") | |
| .attr('id', function(d, i){ | |
| console.log(d, i); | |
| d.id = i; | |
| return "link-" + d.id; | |
| }) | |
| .attr("d", path) | |
| .on("click", highlight_links) | |
| .style("stroke-width", function(d) { return Math.max(0, d.dy); }) | |
| .sort(function(a, b) { return b.dy - a.dy; }); | |
| link.append("title") | |
| .text(function(d) { | |
| return d.source.name + " → " + d.target.name + "\n" + format(d.value); | |
| }); | |
| var node = svg.append("g").selectAll(".node") | |
| .data(goodNodes) | |
| .enter().append("g") | |
| .attr("class", "node") | |
| .attr('id', function(d, i) { | |
| d.id = i; | |
| return "node-" + d.node; | |
| }) | |
| .attr("transform", function(d) { | |
| return "translate(" + d.x + "," + d.y + ")"; | |
| }) | |
| .on("click", highlight_node_links) | |
| .call(d3.drag() | |
| .subject(function(d) { | |
| return d; | |
| }) | |
| .on("start", function() { | |
| this.parentNode.appendChild(this); | |
| }) | |
| .on("drag", dragmove)); | |
| node.append("rect") | |
| .attr("height", function(d) { return d.dy; }) | |
| .attr("width", sankey.nodeWidth()) | |
| .style("fill", '#384650') | |
| .style("fill-opacity", ".9") | |
| .style("shape-rendering", "crispEdges") | |
| // .style("stroke", function(d) { return d3.rgb(d.color).darker(2); }) | |
| .append("title") | |
| .text(function(d) { return d.name + "\n" + format(d.value); }); | |
| node.append("text") | |
| .attr("x", -6) | |
| .attr("y", function(d) { | |
| return d.dy / 2; | |
| }) | |
| .attr("dy", ".35em") | |
| .attr("text-anchor", "end") | |
| .attr("transform", null) | |
| .text(function(d) { | |
| return d.node + '(' + d.name + ')'; | |
| }) | |
| .filter(function(d) { | |
| return d.x < width / 2; | |
| }) | |
| .attr("x", 6 + sankey.nodeWidth()) | |
| .attr("text-anchor", "start"); | |
| function dragmove(d) { | |
| d3.select(this).attr("transform", | |
| "translate(" + ( | |
| d.x = Math.max(0, Math.min(width - d.dx, d3.event.x))) + "," + ( | |
| d.y = Math.max(0, Math.min(height - d.dy, d3.event.y))) + ")"); | |
| sankey.relayout(); | |
| link.attr("d", path); | |
| } | |
| }); | |
| } | |
| function highlight_node_links(node,i){ | |
| console.log('clicked!', node.id); | |
| var remainingNodes=[], | |
| nextNodes=[]; | |
| var stroke_opacity = 0; | |
| if( d3.select(this).attr("data-clicked") == "1" ){ | |
| d3.select(this).attr("data-clicked","0"); | |
| stroke_opacity = 0.1; | |
| }else{ | |
| d3.select(this).attr("data-clicked","1"); | |
| stroke_opacity = 0.5; | |
| } | |
| // these settings change the path selection | |
| var traverse = [{ | |
| linkType : "sourceLinks", | |
| nodeType : "target" | |
| } | |
| // ,{ | |
| // linkType : "targetLinks", | |
| // nodeType : "source" | |
| // } | |
| ]; | |
| // traverse.forEach(function(step){ | |
| // console.log('1st step: ', step); | |
| // console.log('1st node: ', node, node.id); | |
| // } | |
| traverse.forEach(function(step){ | |
| node[step.linkType].forEach(function(link) { | |
| remainingNodes.push(link[step.nodeType]); | |
| highlight_link(link.id, stroke_opacity); | |
| }); | |
| while (remainingNodes.length) { | |
| nextNodes = []; | |
| remainingNodes.forEach(function(node) { | |
| console.log('remainingNodes: ', remainingNodes); | |
| console.log('1st node: ', node); | |
| node[step.linkType].forEach(function(link) { | |
| nextNodes.push(link[step.nodeType]); | |
| console.log('nextNodes: ', nextNodes); | |
| highlight_link(link.id, stroke_opacity); | |
| }); | |
| }); | |
| remainingNodes = nextNodes; | |
| } | |
| }); | |
| } | |
| function highlight_link(id, opacity){ | |
| console.log('highlight_link: ',id , opacity); | |
| let linkStroke = d3.select("#link-"+id); | |
| linkStroke.attr('class', function() { | |
| console.log(this.getAttribute('class').indexOf('_opacitize')); | |
| if (this.getAttribute('class').indexOf('_opacitize') >= 0) { | |
| return this.getAttribute('class').replace(/_opacitize/g, ''); | |
| } else { | |
| return String(this.getAttribute('class')).trim() + '_opacitize'; | |
| } | |
| }) | |
| } | |
| function highlight_links(link,i){ | |
| console.log('highlight paths clicked!', this, link, i); | |
| var remainingNodes=[], | |
| nextNodes=[]; | |
| highlight_link(link.id, 1); | |
| if(link.target.sourceLinks.filter((obj) => obj.rank === link.rank)) { | |
| highlight_links(link.target.sourceLinks.filter((obj) => obj.rank === link.rank)[0], 0); | |
| return; | |
| } else { | |
| return; | |
| } | |
| } | |
| function highlight_path(id,opacity){ | |
| d3.select("#link-"+id).style("stroke-opacity", opacity); | |
| } |
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| .node rect { | |
| cursor: move; | |
| fill-opacity: .9; | |
| shape-rendering: crispEdges; | |
| } | |
| .node text { | |
| pointer-events: none; | |
| text-shadow: 0 1px 0 #fff; | |
| } | |
| .link{ | |
| fill: none; | |
| stroke: blue; | |
| stroke-opacity: .2; | |
| } | |
| .link_opacitize { | |
| fill: none; | |
| stroke: red; | |
| stroke-opacity: 1 | |
| } | |
| .link:hover { | |
| stroke-opacity: .5; | |
| } |
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