D3 Examples - ArbreEMS

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<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8">
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    <title>Collapsible Tree Example</title>
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    <style>
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    .node rect {
      fill: #fff;
      stroke: #ccc;
      stroke-width: 8px;
    }
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    .node text { fill: white; font: 20px bold sans-serif; }
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    .link {
      fill: none;
      stroke: #ccc;
      stroke-width: 8px;
    }
    
    </style>
<!-- load the d3.js library --> 
<script src="https://d3js.org/d3.v3.min.js"></script>
  </head>
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  <body>
​
​
    
<script>
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var treeData = [
  {
    "name": "Top Level",
    "parent": "null",
    "children": [
      {
        "name": "Level 2: A",
        "parent": "Top Level",
        "children": [
          {
            "name": "Son of A",
            "parent": "Level 2: A"
          },
          {
            "name": "Daughter of A",
            "parent": "Level 2: A"
          }
        ]
      },
      {
        "name": "Level 2: A",
        "parent": "Top Level",
        "children": [
          {
            "name": "Son of A",
            "parent": "Level 2: A"
          },
          {
            "name": "Level 2: A",
        "parent": "Top Level",
          }
        ]
​
​
      }
    ]
  }
];
​
// ************** Generate the tree diagram  *****************
var margin = {top: 100, right: 120, bottom: 20, left: 120},
    width = 1960 - margin.right - margin.left,
    height = 1500 - margin.top - margin.bottom;
    
var i = 0;
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var tree = d3.layout.tree()
    .size([height, width]);
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var diagonal = d3.svg.diagonal()
    .projection(function(d) { return [d.x, d.y]; });
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var svg = d3.select("body").append("svg")
    .attr("width", width + margin.right + margin.left)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");
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root = treeData[0];
  
update(root);
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function update(source) {
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  // Compute the new tree layout.
  var nodes = tree.nodes(source),
      links = tree.links(nodes);
​
  // Normalize for fixed-depth.
 nodes.forEach(function(d) { 
    d.y = d.depth * 180; 
  });
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  // Declare the nodesâ€¦
  var node = svg.selectAll("g.node")
      .data(nodes, function(d) { console.log(d.id); return d.id || (d.id = ++i); });
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  // Enter the nodes.
  var nodeEnter = node.enter().append("g")
      .attr("class", "node")
      .attr("transform", function(d) { 
          return "translate(" + d.x + "," + d.y  + ")"; });
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  nodeEnter.append("rect")
      .attr("width", 80)
    .attr("height", 80 )
    .attr('transform', 'translate('+ -40 + ','+ -40 + ')')
      .style("fill", function (d) {
      if (d.depth == 0) {
        return "black";
      }
      else if (d.depth % 2 == 0)
      {
        return "#d62728";
      }
      else
      {
        return "#1f77b4";
      }
​
    });
​
​
  nodeEnter.append("text")
  .text(function  (d) {
     if (d.depth == 0) {
        return "E";
      }
      else if (d.depth % 2 == 1)
      {
        return "M";
      }
      else
      {
        return "S";
      }
  });
​
​
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  // Declare the linksâ€¦
  var link = svg.selectAll("path.link")
      .data(links, function(d) { return d.target.id; });
​
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  // Enter the links.
  link.enter().insert("path", "g")
      .attr("class", "link")
      .attr("d", diagonal);
​
  //On click
  d3.selectAll("path").on("click",function  (d) {
    
    d3.select(this).style('stroke', '#DAA520')
                   .style('stroke-width', '10');
  });
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  d3.selectAll("rect").on("click",function  () {
    d3.select(this).style('stroke', '#DAA520')
                   .style('stroke-width', '10');
  });
}
​
</script>
    
  </body>
</html>
    