karibot/flare.html

## flare.html

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

.node {
  font: 300 11px "Helvetica Neue", Helvetica, Arial, sans-serif;
  fill: #bbb;
}

.node:hover {
  fill: #000;
}

.link {
  stroke: steelblue;
  stroke-opacity: 0.4;
  fill: none;
  pointer-events: none;
}

.node:hover,
.node--source,
.node--target {
  font-weight: 700;
}

.node--source {
  fill: #2ca02c;
}

.node--target {
  fill: #d62728;
}

.link--source,
.link--target {
  stroke-opacity: 1;
  stroke-width: 2px;
}

.link--source {
  stroke: #d62728;
}

.link--target {
  stroke: #2ca02c;
}

</style>
<body>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script>

var diameter = 960,
    radius = diameter / 2,
    innerRadius = radius - 120;

var cluster = d3.cluster()
    .size([360, innerRadius]);

var line = d3.radialLine()
    .curve(d3.curveBundle.beta(0.85))
    .radius(function(d) { return d.y; })
    .angle(function(d) { return d.x / 180 * Math.PI; });

var svg = d3.select("body").append("svg")
    .attr("width", diameter)
    .attr("height", diameter)
  .append("g")
    .attr("transform", "translate(" + radius + "," + radius + ")");


var link = svg.append("g").selectAll(".link"),
    node = svg.append("g").selectAll(".node");

d3.json("flare2.json", function(error, classes) {
  if (error) throw error;

  var root = packageHierarchy(classes)
      .sum(function(d) { return d.size; });

  cluster(root);


  link = link
    .data(packageImports(root.leaves()))
    .enter().append("path")
      .each(function(d) {console.log(d);  d.source = d[0], d.target = d[d.length - 1]; })
      .attr("class", "link")
      .attr("stroke-width", function(d){ return d[0].size})
      .attr("d", line);


  node = node
    .data(root.leaves())
    .enter().append("text")
      .attr("class", "node")
      .attr("dy", "0.31em")
      .attr("transform", function(d) { return "rotate(" + (d.x - 90) + ")translate(" + (d.y + 8) + ",0)" + (d.x < 180 ? "" : "rotate(180)"); })
      .attr("text-anchor", function(d) { return d.x < 180 ? "start" : "end"; })
      .text(function(d) { return d.data.key; })
      .on("mouseover", mouseovered)
      .on("mouseout", mouseouted);
});

function mouseovered(d) {
  node
      .each(function(n) { n.target = n.source = false; });

  link
      .classed("link--target", function(l) { if (l.target === d) return l.source.source = true; })
      .classed("link--source", function(l) { if (l.source === d) return l.target.target = true; })
    .filter(function(l) { return l.target === d || l.source === d; })
      .raise();

  node
      .classed("node--target", function(n) { return n.target; })
      .classed("node--source", function(n) { return n.source; });
}

function mouseouted(d) {
  link
      .classed("link--target", false)
      .classed("link--source", false);

  node
      .classed("node--target", false)
      .classed("node--source", false);
}

// Lazily construct the package hierarchy from class names.
function packageHierarchy(classes) {
  var map = {};

  function find(name, data) {
    var node = map[name], i;
    if (!node) {
      node = map[name] = data || {name: name, children: []};
      if (name.length) {
        node.parent = find(name.substring(0, i = name.lastIndexOf(".")));
        node.parent.children.push(node);
        node.key = name.substring(i + 1);
      }
    }
    return node;
  }

  classes.forEach(function(d) {
    find(d.name, d);
  });

  return d3.hierarchy(map[""]);
}

// Return a list of imports for the given array of nodes.
function packageImports(nodes) {
  var map = {},
      imports = [];

  // Compute a map from name to node.
  nodes.forEach(function(d) {
    map[d.data.name] = d;
  });

  // For each import, construct a link from the source to target node.
  nodes.forEach(function(d) {
    if (d.data.imports) d.data.imports.forEach(function(i) {
      imports.push(map[d.data.name].path(map[i]));
    });
  });

  return imports;
}

</script>

## flare2.json
[
    {
        "name": "cluster 1",
        "size" : 10,
        "imports": [
            "cluster 2",
            "cluster 3"
        ]
    },
    {
        "name": "cluster 2",
        "size": 100,
        "imports": [
            "cluster 1", "cluster 3"
        ]
    },
    {
        "name": "cluster 3",
        "size": 1000,
        "imports": [
            "cluster 1", "cluster 2"
        ]
    }
]

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

	.node {
	font: 300 11px "Helvetica Neue", Helvetica, Arial, sans-serif;
	fill: #bbb;
	}

	.node:hover {
	fill: #000;
	}

	.link {
	stroke: steelblue;
	stroke-opacity: 0.4;
	fill: none;
	pointer-events: none;
	}

	.node:hover,
	.node--source,
	.node--target {
	font-weight: 700;
	}

	.node--source {
	fill: #2ca02c;
	}

	.node--target {
	fill: #d62728;
	}

	.link--source,
	.link--target {
	stroke-opacity: 1;
	stroke-width: 2px;
	}

	.link--source {
	stroke: #d62728;
	}

	.link--target {
	stroke: #2ca02c;
	}

	</style>
	<body>
	<script src="https://d3js.org/d3.v4.min.js"></script>
	<script>

	var diameter = 960,
	radius = diameter / 2,
	innerRadius = radius - 120;

	var cluster = d3.cluster()
	.size([360, innerRadius]);

	var line = d3.radialLine()
	.curve(d3.curveBundle.beta(0.85))
	.radius(function(d) { return d.y; })
	.angle(function(d) { return d.x / 180 * Math.PI; });

	var svg = d3.select("body").append("svg")
	.attr("width", diameter)
	.attr("height", diameter)
	.append("g")
	.attr("transform", "translate(" + radius + "," + radius + ")");



	var link = svg.append("g").selectAll(".link"),
	node = svg.append("g").selectAll(".node");

	d3.json("flare2.json", function(error, classes) {
	if (error) throw error;

	var root = packageHierarchy(classes)
	.sum(function(d) { return d.size; });

	cluster(root);


	link = link
	.data(packageImports(root.leaves()))
	.enter().append("path")
	.each(function(d) {console.log(d); d.source = d[0], d.target = d[d.length - 1]; })
	.attr("class", "link")
	.attr("stroke-width", function(d){ return d[0].size})
	.attr("d", line);


	node = node
	.data(root.leaves())
	.enter().append("text")
	.attr("class", "node")
	.attr("dy", "0.31em")
	.attr("transform", function(d) { return "rotate(" + (d.x - 90) + ")translate(" + (d.y + 8) + ",0)" + (d.x < 180 ? "" : "rotate(180)"); })
	.attr("text-anchor", function(d) { return d.x < 180 ? "start" : "end"; })
	.text(function(d) { return d.data.key; })
	.on("mouseover", mouseovered)
	.on("mouseout", mouseouted);
	});

	function mouseovered(d) {
	node
	.each(function(n) { n.target = n.source = false; });

	link
	.classed("link--target", function(l) { if (l.target === d) return l.source.source = true; })
	.classed("link--source", function(l) { if (l.source === d) return l.target.target = true; })
	.filter(function(l) { return l.target === d \|\| l.source === d; })
	.raise();

	node
	.classed("node--target", function(n) { return n.target; })
	.classed("node--source", function(n) { return n.source; });
	}

	function mouseouted(d) {
	link
	.classed("link--target", false)
	.classed("link--source", false);

	node
	.classed("node--target", false)
	.classed("node--source", false);
	}

	// Lazily construct the package hierarchy from class names.
	function packageHierarchy(classes) {
	var map = {};

	function find(name, data) {
	var node = map[name], i;
	if (!node) {
	node = map[name] = data \|\| {name: name, children: []};
	if (name.length) {
	node.parent = find(name.substring(0, i = name.lastIndexOf(".")));
	node.parent.children.push(node);
	node.key = name.substring(i + 1);
	}
	}
	return node;
	}

	classes.forEach(function(d) {
	find(d.name, d);
	});

	return d3.hierarchy(map[""]);
	}

	// Return a list of imports for the given array of nodes.
	function packageImports(nodes) {
	var map = {},
	imports = [];

	// Compute a map from name to node.
	nodes.forEach(function(d) {
	map[d.data.name] = d;
	});

	// For each import, construct a link from the source to target node.
	nodes.forEach(function(d) {
	if (d.data.imports) d.data.imports.forEach(function(i) {
	imports.push(map[d.data.name].path(map[i]));
	});
	});

	return imports;
	}

	</script>
	[
	{
	"name": "cluster 1",
	"size" : 10,
	"imports": [
	"cluster 2",
	"cluster 3"
	]
	},
	{
	"name": "cluster 2",
	"size": 100,
	"imports": [
	"cluster 1", "cluster 3"
	]
	},
	{
	"name": "cluster 3",
	"size": 1000,
	"imports": [
	"cluster 1", "cluster 2"
	]
	}
	]