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| <!DOCTYPE html> | |
| <html lang="en" > | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>CodePen - Collapsible Tree</title> | |
| <link rel="stylesheet" href="./style.css"> | |
| </head> | |
| <body> | |
| <!-- partial:index.partial.html --> | |
| <svg></svg> | |
| <!-- partial --> | |
| <script src='https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.3/d3.min.js'></script><script src="./script.js"></script> | |
| </body> | |
| </html> |
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| var Gratitude_data = { | |
| "name" : "{Project Name}", // Main Project name | |
| "children" : [ // project containg module | |
| // First Module of the project | |
| { | |
| "name" : "NameOfFirstTheModule", | |
| "children" : [ | |
| // First Devloper of the module | |
| { | |
| "name" : "Deepak" | |
| }, | |
| // Second Developer Name | |
| { | |
| "name" : "Vivek" | |
| }, | |
| ] | |
| }, | |
| { | |
| "name" : "NameOfSecondTheModule", | |
| "children" : [ | |
| // First Devloper of the module | |
| { | |
| "name" : "Deepak" | |
| }, | |
| // Second Developer Name | |
| { | |
| "name" : "Vivek" | |
| }, | |
| ] | |
| }, | |
| ] | |
| } | |
| var margin = {top: 20, right: 120, bottom: 20, left: 120}, | |
| width = 960 - margin.right - margin.left, | |
| height = 800 - margin.top - margin.bottom; | |
| var i = 0, | |
| duration = 750, | |
| root; | |
| var tree = d3.layout.tree() | |
| .size([height, width]); | |
| var diagonal = d3.svg.diagonal() | |
| .projection(function(d) { return [d.y, d.x]; }); | |
| var svg = d3.select("svg") | |
| .attr("width", width + margin.right + margin.left) | |
| .attr("height", height + margin.top + margin.bottom) | |
| .append("g") | |
| .attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
| root = Gratitude_data; | |
| root.x0 = height / 2; | |
| root.y0 = 0; | |
| function collapse(d) { | |
| if (d.children) { | |
| d._children = d.children; | |
| d._children.forEach(collapse); | |
| d.children = null; | |
| } | |
| } | |
| root.children.forEach(collapse); | |
| update(root); | |
| d3.select(self.frameElement).style("height", "800px"); | |
| function update(source) { | |
| // Compute the new tree layout. | |
| var nodes = tree.nodes(root).reverse(), | |
| links = tree.links(nodes); | |
| // Normalize for fixed-depth. | |
| nodes.forEach(function(d) { d.y = d.depth * 180; }); | |
| // Update the nodes… | |
| var node = svg.selectAll("g.node") | |
| .data(nodes, function(d) { return d.id || (d.id = ++i); }); | |
| // Enter any new nodes at the parent's previous position. | |
| var nodeEnter = node.enter().append("g") | |
| .attr("class", "node") | |
| .attr("transform", function(d) { return "translate(" + source.y0 + "," + source.x0 + ")"; }) | |
| .on("click", click); | |
| nodeEnter.append("circle") | |
| .attr("r", 1e-6) | |
| .style("fill", function(d) { return d._children ? "lightsteelblue" : "#fff"; }); | |
| nodeEnter.append("text") | |
| .attr("x", function(d) { return d.children || d._children ? -10 : 10; }) | |
| .attr("dy", ".35em") | |
| .attr("text-anchor", function(d) { return d.children || d._children ? "end" : "start"; }) | |
| .text(function(d) { return d.name; }) | |
| .style("fill-opacity", 1e-6); | |
| // Transition nodes to their new position. | |
| var nodeUpdate = node.transition() | |
| .duration(duration) | |
| .attr("transform", function(d) { return "translate(" + d.y + "," + d.x + ")"; }); | |
| nodeUpdate.select("circle") | |
| .attr("r", 4.5) | |
| .style("fill", function(d) { return d._children ? "lightsteelblue" : "#fff"; }); | |
| nodeUpdate.select("text") | |
| .style("fill-opacity", 1); | |
| // Transition exiting nodes to the parent's new position. | |
| var nodeExit = node.exit().transition() | |
| .duration(duration) | |
| .attr("transform", function(d) { return "translate(" + source.y + "," + source.x + ")"; }) | |
| .remove(); | |
| nodeExit.select("circle") | |
| .attr("r", 1e-6); | |
| nodeExit.select("text") | |
| .style("fill-opacity", 1e-6); | |
| // Update the links… | |
| var link = svg.selectAll("path.link") | |
| .data(links, function(d) { return d.target.id; }); | |
| // Enter any new links at the parent's previous position. | |
| link.enter().insert("path", "g") | |
| .attr("class", "link") | |
| .attr("stroke", "black") | |
| .attr("fill", "none") | |
| .attr("d", function(d) { | |
| var o = {x: source.x0, y: source.y0}; | |
| return diagonal({source: o, target: o}); | |
| }); | |
| // Transition links to their new position. | |
| link.transition() | |
| .duration(duration) | |
| .attr("d", diagonal); | |
| // Transition exiting nodes to the parent's new position. | |
| link.exit().transition() | |
| .duration(duration) | |
| .attr("d", function(d) { | |
| var o = {x: source.x, y: source.y}; | |
| return diagonal({source: o, target: o}); | |
| }) | |
| .remove(); | |
| // Stash the old positions for transition. | |
| nodes.forEach(function(d) { | |
| d.x0 = d.x; | |
| d.y0 = d.y; | |
| }); | |
| } | |
| // Toggle children on click. | |
| function click(d) { | |
| if (d.children) { | |
| d._children = d.children; | |
| d.children = null; | |
| } else { | |
| d.children = d._children; | |
| d._children = null; | |
| } | |
| update(d); | |
| } |
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| .node { | |
| cursor: pointer; | |
| } | |
| .node circle { | |
| fill: #1111cc; | |
| stroke: steelblue; | |
| stroke-width: 1.5px; | |
| } | |
| .node text { | |
| font: 10px sans-serif; | |
| } | |
| .link { | |
| /*fill: none; | |
| stroke: #ccc; | |
| stroke-width: 8.5px;*/ | |
| fill: none; | |
| stroke-width: 16px; | |
| opacity: 0.5; | |
| stroke: #ccc; | |
| } |
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