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<!DOCTYPE html> |
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<meta charset="utf-8"> |
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<style> |
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.node { |
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cursor: pointer; |
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} |
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.node circle { |
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fill: #fff; |
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stroke: steelblue; |
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stroke-width: 1.5px; |
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} |
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.node text { |
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font: 10px sans-serif; |
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} |
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.link { |
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fill: none; |
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stroke: #ccc; |
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stroke-width: 1.5px; |
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} |
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</style> |
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<body> |
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<script src="//d3js.org/d3.v3.min.js"></script> |
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<script> |
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var margin = {top: 20, right: 120, bottom: 20, left: 120}, |
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width = 960 - margin.right - margin.left, |
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height = 800 - margin.top - margin.bottom; |
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var i = 0, |
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duration = 750, |
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root; |
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var tree = d3.layout.tree() |
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.size([height, width]); |
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var diagonal = d3.svg.diagonal() |
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.projection(function(d) { return [d.y, d.x]; }); |
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var svg = d3.select("body").append("svg") |
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.attr("width", width + margin.right + margin.left) |
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.attr("height", height + margin.top + margin.bottom) |
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.append("g") |
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); |
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d3.json("/yoon-gu/raw/59c873b760f834b8cdd983948b7d3d7e/treedata.json", function(error, flare) { |
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if (error) throw error; |
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root = flare; |
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root.x0 = height / 2; |
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root.y0 = 0; |
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function collapse(d) { |
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if (d.children) { |
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d._children = d.children; |
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d._children.forEach(collapse); |
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d.children = null; |
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} |
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} |
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root.children.forEach(collapse); |
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update(root); |
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}); |
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d3.select(self.frameElement).style("height", "800px"); |
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function update(source) { |
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// Compute the new tree layout. |
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var nodes = tree.nodes(root).reverse(), |
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links = tree.links(nodes); |
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// Normalize for fixed-depth. |
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nodes.forEach(function(d) { d.y = d.depth * 180; }); |
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// Update the nodes… |
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var node = svg.selectAll("g.node") |
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.data(nodes, function(d) { return d.id || (d.id = ++i); }); |
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// Enter any new nodes at the parent's previous position. |
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var nodeEnter = node.enter().append("g") |
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.attr("class", "node") |
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.attr("transform", function(d) { return "translate(" + source.y0 + "," + source.x0 + ")"; }) |
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.on("click", click); |
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nodeEnter.append("circle") |
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.attr("r", 1e-6) |
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.style("fill", function(d) { return d._children ? "lightsteelblue" : "#fff"; }); |
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nodeEnter.append("text") |
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.attr("x", function(d) { return d.children || d._children ? -10 : 10; }) |
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.attr("dy", ".35em") |
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.attr("text-anchor", function(d) { return d.children || d._children ? "end" : "start"; }) |
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.text(function(d) { return d.name; }) |
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.style("fill-opacity", 1e-6); |
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// Transition nodes to their new position. |
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var nodeUpdate = node.transition() |
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.duration(duration) |
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.attr("transform", function(d) { return "translate(" + d.y + "," + d.x + ")"; }); |
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nodeUpdate.select("circle") |
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.attr("r", 4.5) |
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.style("fill", function(d) { return d._children ? "lightsteelblue" : "#fff"; }); |
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nodeUpdate.select("text") |
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.style("fill-opacity", 1); |
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// Transition exiting nodes to the parent's new position. |
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var nodeExit = node.exit().transition() |
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.duration(duration) |
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.attr("transform", function(d) { return "translate(" + source.y + "," + source.x + ")"; }) |
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.remove(); |
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nodeExit.select("circle") |
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.attr("r", 1e-6); |
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nodeExit.select("text") |
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.style("fill-opacity", 1e-6); |
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// Update the links… |
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var link = svg.selectAll("path.link") |
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.data(links, function(d) { return d.target.id; }); |
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// Enter any new links at the parent's previous position. |
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link.enter().insert("path", "g") |
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.attr("class", "link") |
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.attr("d", function(d) { |
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var o = {x: source.x0, y: source.y0}; |
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return diagonal({source: o, target: o}); |
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}); |
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// Transition links to their new position. |
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link.transition() |
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.duration(duration) |
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.attr("d", diagonal); |
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// Transition exiting nodes to the parent's new position. |
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link.exit().transition() |
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.duration(duration) |
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.attr("d", function(d) { |
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var o = {x: source.x, y: source.y}; |
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return diagonal({source: o, target: o}); |
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}) |
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.remove(); |
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// Stash the old positions for transition. |
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nodes.forEach(function(d) { |
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d.x0 = d.x; |
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d.y0 = d.y; |
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}); |
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} |
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// Toggle children on click. |
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function click(d) { |
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if (d.children) { |
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d._children = d.children; |
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d.children = null; |
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} else { |
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d.children = d._children; |
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d._children = null; |
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} |
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if(!d.children && d.depth == 3){ |
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window.open("https://www.youtube.com/results?search_query="+encodeURI(d.parent.parent.name.split(/[, ]+/).pop() + " " +d.name)); |
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} |
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update(d); |
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} |
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</script> |