Zoomable Circle Packing

.block

license: gpl-3.0
height: 960

README.md

Click on any package to zoom in or out. See also this static circle packing example.

forked from mbostock's block: Zoomable Circle Packing

flare.json

{
 "name": "Momentum",
 "children": [
  {
   "name": "2017Q4",
   "children": [
    {
     "name": "Collaboration Risk Assessment",
      "children": [
       {
        "name": "Non-Sales",
          "children": [
             {"name": "Inspire", "size": 25}
               ]
              }
             ]
            },
{
   "name": "Proof of Concept",
   "children": [
    {"name": "Company 1", "size": 1},
    {"name": "Company 2", "size": 1}
      ]
     },
 {
     "name": "Demos",
      "children": [
       {
        "name": "Neutral Demos",
          "children": [
            {"name": "Workplace", "size": 3},
            {"name": "Teams", "size": 2},
            {"name": "Yammer", "size": 2}
            ]
           },
       {
        "name": "Positive Demos",
          "children": [
            {"name": "Workplace", "size": 6},
            {"name": "Yammer", "size": 1},
            {"name": "Teams", "size": 1}
            ]
           },
    {
        "name": "Negative Demos",
          "children": [
            {"name": "Workplace", "size": 1},
            {"name": "Teams", "size": 0},
            {"name": "Yammer", "size": 1}
            ]
          }
         ]
        },
{
     "name": "Pipeline Growth",
     "children": [
      {"name": "Contacts/Accounts Created", "size": 276},
      {"name": "New Opportunities", "size": 12},
      {
       "name": "Marketing",
       "children": [
        {"name": "Social Media", "size": 550},
        {"name": "Form Generation", "size": 75},
        {"name": "Website Visits", "size": 78}
       ]
      },
      {"name": "Cold Calling", "size": 250},
      {"name": "Freemium", "size": 231}
     ]
    },
  {
        "name": "Non-Sales",
          "children": [
            {"name": "Inspire", "size": 78},
            {"name": "XYZZ", "size": 27}  
              ]
}
]
  }, 
{
   "name": "2018Q1",
   "children": [
    {
     "name": "Collaboration Risk Assessment",
      "children": [
       {
        "name": "Non-Sales",
          "children": [
             {"name": "Events", "size": 280},
             {"name": "Startup Week", "size": 85}
               ]
              }
             ]
            },
{
   "name": "Proof of Concept",
   "children": [
    {"name": "Workplace", "size": 1},
    {"name": "Yammer", "size": 1},
    {"name": "Teams", "size": 0}
      ]
     },
 {
     "name": "Demos",
      "children": [
       {
        "name": "Neutral Demos",
          "children": [
            {"name": "Workplace", "size": 5},
            {"name": "Yammer", "size": 2},
            {"name": "Teams", "size": 3}
            ]
           },
       {
        "name": "Positive Demos",
          "children": [
            {"name": "Workplace", "size": 11},
            {"name": "Yammer", "size": 2},
            {"name": "Teams", "size": 1}
            ]
           },
    {
        "name": "Negative Demos",
          "children": [
            {"name": "Workplace", "size": 2},
            {"name": "Yammer", "size": 1},
            {"name": "Teams", "size": 1}
            ]
          }
         ]
        },
{
     "name": "Pipeline Growth",
     "children": [
      {"name": "Contacts/Accounts Created", "size": 95},
      {"name": "New Opportunities", "size": 6},
      {
       "name": "Marketing",
       "children": [
        {"name": "Social Media", "size": 550},
        {"name": "Form Generation", "size": 75},
        {"name": "Website Visits", "size": 80}
       ]
      },
      {"name": "Cold Calling", "size": 95},
      {"name": "Freemium", "size": 235}
     ]
    },
  {
        "name": "Non-Sales",
          "children": [
            {"name": "Article", "size": 200},
            {"name": "Publication", "size": 250}  
              ]
}
]
  }, 
  {
   "name": "2018Q2",
   "children": [
{
   "name": "Non-Sales",
   "children": [
    {"name": "Box", "size": 5},
    {"name": "Workplace Event", "size": 20},
    {"name": "Gartner", "size": 25},
 
    {
     "name": "Increased Awareness",
     "children": [
      {"name": "Box", "size": 500},
      {"name": "Workplace Event", "size": 1000},
      {"name": "Gartner", "size": 1500}
     ]
    },
    {"name": "Publications", "size": 150},   
    {"name": "Industry Report", "size": 100}
   ]
  },

{
   "name": "Collaboration Risk Assessment",
   "children": [
    {
     "name": "Environment",
     "children": [
       {"name": "Workplace", "size": 2},
       {"name": "Yammer", "size": 1},
       {"name": "Teams", "size": 1}
     ]
    }
   ]
  },
{
   "name": "Proof of Concept",
   "children": [
    {"name": "Workplace", "size": 4},
    {"name": "Yammer", "size": 3},
    {"name": "Teams", "size": 1}
   ]
  },
    {
     "name": "Pipeline Growth",
     "children": [
      {"name": "Contacts/Accounts Created", "size": 700},
      {"name": "New Opportunities", "size": 17},
      {
       "name": "Marketing",
       "children": [
        {"name": "Social Media", "size": 2147},
        {"name": "Form Generation", "size": 94},
        {"name": "Website Visits", "size": 501}
       ]
      },
      {"name": "Cold Calling", "size": 700},
      {"name": "Freemium", "size": 250}
     ]
    },
      {
     "name": "Demos",
     "children": [
      {
       "name": "Neutral Demos",
       "children": [
         {"name": "Workplace", "size": 5},
         {"name": "Yammer", "size": 3},
         {"name": "Teams", "size": 2}
       ]
      },
      {
       "name": "Positive Demos",
       "children": [
        {"name": "Workplace", "size": 16},
         {"name": "Yammer", "size": 3},
         {"name": "Teams", "size": 2}
       ]
      },
     {
       "name": "Negative Demos",
       "children": [
        {"name": "Workplace", "size": 1},
         {"name": "Yammer", "size": 1},
         {"name": "Teams", "size": 1}
       ]
      }
     ]
    }
   ]
  }
 ]
}

index.html

<!DOCTYPE html>
<meta charset="utf-8">
<style>

.node {
  cursor: pointer;
}

.node:hover {
  stroke: #000000;
  stroke-width: 1.5px;
}

.node--leaf {
  fill: white;
}

.label {
  font: 11px "Helvetica Neue", Helvetica, Arial, sans-serif;
  text-anchor: middle;
  text-shadow: 0 1px 0 #ffffff, 1px 0 0 #fff, -1px 0 0 #fff, 0 -1px 0 #fff;
}

.label,
.node--root,
.node--leaf {
  pointer-events: none;
}

</style>
<svg width="960" height="960"></svg>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script>

var svg = d3.select("svg"),
    margin = 20,
    diameter = +svg.attr("width"),
    g = svg.append("g").attr("transform", "translate(" + diameter / 2 + "," + diameter / 2 + ")");

var color = d3.scaleLinear()
    .domain([-1, 5])
    .range(["hsl(250,80%,80%)", "hsl(228,20%,40%)"])
    .interpolate(d3.interpolateHcl);

var pack = d3.pack()
    .size([diameter - margin, diameter - margin])
    .padding(2);

d3.json("flare.json", function(error, root) {
  if (error) throw error;

  root = d3.hierarchy(root)
      .sum(function(d) { return d.size; })
      .sort(function(a, b) { return b.value - a.value; });

  var focus = root,
      nodes = pack(root).descendants(),
      view;

  var circle = g.selectAll("circle")
    .data(nodes)
    .enter().append("circle")
      .attr("class", function(d) { return d.parent ? d.children ? "node" : "node node--leaf" : "node node--root"; })
      .style("fill", function(d) { return d.children ? color(d.depth) : null; })
      .on("click", function(d) { if (focus !== d) zoom(d), d3.event.stopPropagation(); });

  var text = g.selectAll("text")
    .data(nodes)
    .enter().append("text")
      .attr("class", "label")
      .style("fill-opacity", function(d) { return d.parent === root ? 1 : 0; })
      .style("display", function(d) { return d.parent === root ? "inline" : "none"; })
      .text(function(d) { return d.data.name; });

  var node = g.selectAll("circle,text");

  svg
      .style("background", color(-1))
      .on("click", function() { zoom(root); });

  zoomTo([root.x, root.y, root.r * 2 + margin]);

  function zoom(d) {
    var focus0 = focus; focus = d;

    var transition = d3.transition()
        .duration(d3.event.altKey ? 7500 : 750)
        .tween("zoom", function(d) {
          var i = d3.interpolateZoom(view, [focus.x, focus.y, focus.r * 2 + margin]);
          return function(t) { zoomTo(i(t)); };
        });

    transition.selectAll("text")
      .filter(function(d) { return d.parent === focus || this.style.display === "inline"; })
        .style("fill-opacity", function(d) { return d.parent === focus ? 1 : 0; })
        .on("start", function(d) { if (d.parent === focus) this.style.display = "inline"; })
        .on("end", function(d) { if (d.parent !== focus) this.style.display = "none"; });
  }

  function zoomTo(v) {
    var k = diameter / v[2]; view = v;
    node.attr("transform", function(d) { return "translate(" + (d.x - v[0]) * k + "," + (d.y - v[1]) * k + ")"; });
    circle.attr("r", function(d) { return d.r * k; });
  }
});

</script>