mbostock · September 3, 2020 00:56
diff --git a/.block b/.block
 license: gpl-3.0
 height: 1060
 redirect: https://observablehq.com/@d3/nested-treemap
diff --git a/flare.csv b/flare.csv
diff --git a/index.html b/index.html
 <!DOCTYPE html>
 <meta charset="utf-8">
 <style>

 text {
  font: 10px sans-serif;
 }

 tspan:last-child {
  font-size: 9px;
  fill-opacity: 0.8;
 }

 .node rect {
  shape-rendering: crispEdges;
 }

 .node--hover rect {
  stroke: #000;
 }

 </style>
 <svg width="960" height="1060"></svg>
 <script src="//d3js.org/d3.v4.0.0-alpha.35.min.js"></script>
 <script>

 var svg = d3.select("svg"),
    width = +svg.attr("width"),
    height = +svg.attr("height");

 var format = d3.format(",d");

 var color = d3.scaleMagma()
    .domain([-4, 4]);

 var stratify = d3.stratify()
    .parentId(function(d) { return d.id.substring(0, d.id.lastIndexOf(".")); });

 var treemap = d3.treemap()
    .size([width, height])
    .paddingOuter(3)
    .paddingTop(19)
    .paddingInner(1)
    .round(true);

 d3.csv("flare.csv", function(error, data) {
  if (error) throw error;

  var root = stratify(data)
      .sum(function(d) { return d.value; })
      .sort(function(a, b) { return b.height - a.height || b.value - a.value; });

  treemap(root);

  var cell = svg
    .selectAll(".node")
    .data(root.descendants())
    .enter().append("g")
      .attr("transform", function(d) { return "translate(" + d.x0 + "," + d.y0 + ")"; })
      .attr("class", "node")
      .each(function(d) { d.node = this; })
      .on("mouseover", hovered(true))
      .on("mouseout", hovered(false));

  cell.append("rect")
      .attr("id", function(d) { return "rect-" + d.id; })
      .attr("width", function(d) { return d.x1 - d.x0; })
      .attr("height", function(d) { return d.y1 - d.y0; })
      .style("fill", function(d) { return color(d.depth); });

  cell.append("clipPath")
      .attr("id", function(d) { return "clip-" + d.id; })
    .append("use")
      .attr("xlink:href", function(d) { return "#rect-" + d.id + ""; });

  var label = cell.append("text")
      .attr("clip-path", function(d) { return "url(#clip-" + d.id + ")"; });

  label
    .filter(function(d) { return d.children; })
    .selectAll("tspan")
      .data(function(d) { return d.id.substring(d.id.lastIndexOf(".") + 1).split(/(?=[A-Z][^A-Z])/g).concat("\xa0" + format(d.value)); })
    .enter().append("tspan")
      .attr("x", function(d, i) { return i ? null : 4; })
      .attr("y", 13)
      .text(function(d) { return d; });

  label
    .filter(function(d) { return !d.children; })
    .selectAll("tspan")
      .data(function(d) { return d.id.substring(d.id.lastIndexOf(".") + 1).split(/(?=[A-Z][^A-Z])/g).concat(format(d.value)); })
    .enter().append("tspan")
      .attr("x", 4)
      .attr("y", function(d, i) { return 13 + i * 10; })
      .text(function(d) { return d; });

  cell.append("title")
      .text(function(d) { return d.id + "\n" + format(d.value); });
 });

 function hovered(hover) {
  return function(d) {
    d3.selectAll(d.ancestors().map(function(d) { return d.node; }))
        .classed("node--hover", hover)
      .select("rect")
        .attr("width", function(d) { return d.x1 - d.x0 - hover; })
        .attr("height", function(d) { return d.y1 - d.y0 - hover; });
  };
 }

 </script>
diff --git a/preview.png b/preview.png
diff --git a/thumbnail.png b/thumbnail.png
	license: gpl-3.0
	height: 1060
	redirect: https://observablehq.com/@d3/nested-treemap
	id	value
	flare
	flare.analytics
	flare.analytics.cluster
	flare.analytics.cluster.AgglomerativeCluster	3938
	flare.analytics.cluster.CommunityStructure	3812
	flare.analytics.cluster.HierarchicalCluster	6714
	flare.analytics.cluster.MergeEdge	743
	flare.analytics.graph
	flare.analytics.graph.BetweennessCentrality	3534
	flare.analytics.graph.LinkDistance	5731
	flare.analytics.graph.MaxFlowMinCut	7840
	flare.analytics.graph.ShortestPaths	5914
	flare.analytics.graph.SpanningTree	3416
	flare.analytics.optimization
	flare.analytics.optimization.AspectRatioBanker	7074
	flare.animate
	flare.animate.Easing	17010
	flare.animate.FunctionSequence	5842
	flare.animate.interpolate
	flare.animate.interpolate.ArrayInterpolator	1983
	flare.animate.interpolate.ColorInterpolator	2047
	flare.animate.interpolate.DateInterpolator	1375
	flare.animate.interpolate.Interpolator	8746
	flare.animate.interpolate.MatrixInterpolator	2202
	flare.animate.interpolate.NumberInterpolator	1382
	flare.animate.interpolate.ObjectInterpolator	1629
	flare.animate.interpolate.PointInterpolator	1675
	flare.animate.interpolate.RectangleInterpolator	2042
	flare.animate.ISchedulable	1041
	flare.animate.Parallel	5176
	flare.animate.Pause	449
	flare.animate.Scheduler	5593
	flare.animate.Sequence	5534
	flare.animate.Transition	9201
	flare.animate.Transitioner	19975
	flare.animate.TransitionEvent	1116
	flare.animate.Tween	6006
	flare.data
	flare.data.converters
	flare.data.converters.Converters	721
	flare.data.converters.DelimitedTextConverter	4294
	flare.data.converters.GraphMLConverter	9800
	flare.data.converters.IDataConverter	1314
	flare.data.converters.JSONConverter	2220
	flare.data.DataField	1759
	flare.data.DataSchema	2165
	flare.data.DataSet	586
	flare.data.DataSource	3331
	flare.data.DataTable	772
	flare.data.DataUtil	3322
	flare.display
	flare.display.DirtySprite	8833
	flare.display.LineSprite	1732
	flare.display.RectSprite	3623
	flare.display.TextSprite	10066
	flare.flex
	flare.flex.FlareVis	4116
	flare.physics
	flare.physics.DragForce	1082
	flare.physics.GravityForce	1336
	flare.physics.IForce	319
	flare.physics.NBodyForce	10498
	flare.physics.Particle	2822
	flare.physics.Simulation	9983
	flare.physics.Spring	2213
	flare.physics.SpringForce	1681
	flare.query
	flare.query.AggregateExpression	1616
	flare.query.And	1027
	flare.query.Arithmetic	3891
	flare.query.Average	891
	flare.query.BinaryExpression	2893
	flare.query.Comparison	5103
	flare.query.CompositeExpression	3677
	flare.query.Count	781
	flare.query.DateUtil	4141
	flare.query.Distinct	933
	flare.query.Expression	5130
	flare.query.ExpressionIterator	3617
	flare.query.Fn	3240
	flare.query.If	2732
	flare.query.IsA	2039
	flare.query.Literal	1214
	flare.query.Match	3748
	flare.query.Maximum	843
	flare.query.methods
	flare.query.methods.add	593
	flare.query.methods.and	330
	flare.query.methods.average	287
	flare.query.methods.count	277
	flare.query.methods.distinct	292
	flare.query.methods.div	595
	flare.query.methods.eq	594
	flare.query.methods.fn	460
	flare.query.methods.gt	603
	flare.query.methods.gte	625
	flare.query.methods.iff	748
	flare.query.methods.isa	461
	flare.query.methods.lt	597
	flare.query.methods.lte	619
	flare.query.methods.max	283
	flare.query.methods.min	283
	flare.query.methods.mod	591
	flare.query.methods.mul	603
	flare.query.methods.neq	599
	flare.query.methods.not	386
	flare.query.methods.or	323
	flare.query.methods.orderby	307
	flare.query.methods.range	772
	flare.query.methods.select	296
	flare.query.methods.stddev	363
	flare.query.methods.sub	600
	flare.query.methods.sum	280
	flare.query.methods.update	307
	flare.query.methods.variance	335
	flare.query.methods.where	299
	flare.query.methods.xor	354
	flare.query.methods._	264
	flare.query.Minimum	843
	flare.query.Not	1554
	flare.query.Or	970
	flare.query.Query	13896
	flare.query.Range	1594
	flare.query.StringUtil	4130
	flare.query.Sum	791
	flare.query.Variable	1124
	flare.query.Variance	1876
	flare.query.Xor	1101
	flare.scale
	flare.scale.IScaleMap	2105
	flare.scale.LinearScale	1316
	flare.scale.LogScale	3151
	flare.scale.OrdinalScale	3770
	flare.scale.QuantileScale	2435
	flare.scale.QuantitativeScale	4839
	flare.scale.RootScale	1756
	flare.scale.Scale	4268
	flare.scale.ScaleType	1821
	flare.scale.TimeScale	5833
	flare.util
	flare.util.Arrays	8258
	flare.util.Colors	10001
	flare.util.Dates	8217
	flare.util.Displays	12555
	flare.util.Filter	2324
	flare.util.Geometry	10993
	flare.util.heap
	flare.util.heap.FibonacciHeap	9354
	flare.util.heap.HeapNode	1233
	flare.util.IEvaluable	335
	flare.util.IPredicate	383
	flare.util.IValueProxy	874
	flare.util.math
	flare.util.math.DenseMatrix	3165
	flare.util.math.IMatrix	2815
	flare.util.math.SparseMatrix	3366
	flare.util.Maths	17705
	flare.util.Orientation	1486
	flare.util.palette
	flare.util.palette.ColorPalette	6367
	flare.util.palette.Palette	1229
	flare.util.palette.ShapePalette	2059
	flare.util.palette.SizePalette	2291
	flare.util.Property	5559
	flare.util.Shapes	19118
	flare.util.Sort	6887
	flare.util.Stats	6557
	flare.util.Strings	22026
	flare.vis
	flare.vis.axis
	flare.vis.axis.Axes	1302
	flare.vis.axis.Axis	24593
	flare.vis.axis.AxisGridLine	652
	flare.vis.axis.AxisLabel	636
	flare.vis.axis.CartesianAxes	6703
	flare.vis.controls
	flare.vis.controls.AnchorControl	2138
	flare.vis.controls.ClickControl	3824
	flare.vis.controls.Control	1353
	flare.vis.controls.ControlList	4665
	flare.vis.controls.DragControl	2649
	flare.vis.controls.ExpandControl	2832
	flare.vis.controls.HoverControl	4896
	flare.vis.controls.IControl	763
	flare.vis.controls.PanZoomControl	5222
	flare.vis.controls.SelectionControl	7862
	flare.vis.controls.TooltipControl	8435
	flare.vis.data
	flare.vis.data.Data	20544
	flare.vis.data.DataList	19788
	flare.vis.data.DataSprite	10349
	flare.vis.data.EdgeSprite	3301
	flare.vis.data.NodeSprite	19382
	flare.vis.data.render
	flare.vis.data.render.ArrowType	698
	flare.vis.data.render.EdgeRenderer	5569
	flare.vis.data.render.IRenderer	353
	flare.vis.data.render.ShapeRenderer	2247
	flare.vis.data.ScaleBinding	11275
	flare.vis.data.Tree	7147
	flare.vis.data.TreeBuilder	9930
	flare.vis.events
	flare.vis.events.DataEvent	2313
	flare.vis.events.SelectionEvent	1880
	flare.vis.events.TooltipEvent	1701
	flare.vis.events.VisualizationEvent	1117
	flare.vis.legend
	flare.vis.legend.Legend	20859
	flare.vis.legend.LegendItem	4614
	flare.vis.legend.LegendRange	10530
	flare.vis.operator
	flare.vis.operator.distortion
	flare.vis.operator.distortion.BifocalDistortion	4461
	flare.vis.operator.distortion.Distortion	6314
	flare.vis.operator.distortion.FisheyeDistortion	3444
	flare.vis.operator.encoder
	flare.vis.operator.encoder.ColorEncoder	3179
	flare.vis.operator.encoder.Encoder	4060
	flare.vis.operator.encoder.PropertyEncoder	4138
	flare.vis.operator.encoder.ShapeEncoder	1690
	flare.vis.operator.encoder.SizeEncoder	1830
	flare.vis.operator.filter
	flare.vis.operator.filter.FisheyeTreeFilter	5219
	flare.vis.operator.filter.GraphDistanceFilter	3165
	flare.vis.operator.filter.VisibilityFilter	3509
	flare.vis.operator.IOperator	1286
	flare.vis.operator.label
	flare.vis.operator.label.Labeler	9956
	flare.vis.operator.label.RadialLabeler	3899
	flare.vis.operator.label.StackedAreaLabeler	3202
	flare.vis.operator.layout
	flare.vis.operator.layout.AxisLayout	6725
	flare.vis.operator.layout.BundledEdgeRouter	3727
	flare.vis.operator.layout.CircleLayout	9317
	flare.vis.operator.layout.CirclePackingLayout	12003
	flare.vis.operator.layout.DendrogramLayout	4853
	flare.vis.operator.layout.ForceDirectedLayout	8411
	flare.vis.operator.layout.IcicleTreeLayout	4864
	flare.vis.operator.layout.IndentedTreeLayout	3174
	flare.vis.operator.layout.Layout	7881
	flare.vis.operator.layout.NodeLinkTreeLayout	12870
	flare.vis.operator.layout.PieLayout	2728
	flare.vis.operator.layout.RadialTreeLayout	12348
	flare.vis.operator.layout.RandomLayout	870
	flare.vis.operator.layout.StackedAreaLayout	9121
	flare.vis.operator.layout.TreeMapLayout	9191
	flare.vis.operator.Operator	2490
	flare.vis.operator.OperatorList	5248
	flare.vis.operator.OperatorSequence	4190
	flare.vis.operator.OperatorSwitch	2581
	flare.vis.operator.SortOperator	2023
	flare.vis.Visualization	16540
	<!DOCTYPE html>
	<meta charset="utf-8">
	<style>

	text {
	font: 10px sans-serif;
	}

	tspan:last-child {
	font-size: 9px;
	fill-opacity: 0.8;
	}

	.node rect {
	shape-rendering: crispEdges;
	}

	.node--hover rect {
	stroke: #000;
	}

	</style>
	<svg width="960" height="1060"></svg>
	<script src="//d3js.org/d3.v4.0.0-alpha.35.min.js"></script>
	<script>

	var svg = d3.select("svg"),
	width = +svg.attr("width"),
	height = +svg.attr("height");

	var format = d3.format(",d");

	var color = d3.scaleMagma()
	.domain([-4, 4]);

	var stratify = d3.stratify()
	.parentId(function(d) { return d.id.substring(0, d.id.lastIndexOf(".")); });

	var treemap = d3.treemap()
	.size([width, height])
	.paddingOuter(3)
	.paddingTop(19)
	.paddingInner(1)
	.round(true);

	d3.csv("flare.csv", function(error, data) {
	if (error) throw error;

	var root = stratify(data)
	.sum(function(d) { return d.value; })
	.sort(function(a, b) { return b.height - a.height \|\| b.value - a.value; });

	treemap(root);

	var cell = svg
	.selectAll(".node")
	.data(root.descendants())
	.enter().append("g")
	.attr("transform", function(d) { return "translate(" + d.x0 + "," + d.y0 + ")"; })
	.attr("class", "node")
	.each(function(d) { d.node = this; })
	.on("mouseover", hovered(true))
	.on("mouseout", hovered(false));

	cell.append("rect")
	.attr("id", function(d) { return "rect-" + d.id; })
	.attr("width", function(d) { return d.x1 - d.x0; })
	.attr("height", function(d) { return d.y1 - d.y0; })
	.style("fill", function(d) { return color(d.depth); });

	cell.append("clipPath")
	.attr("id", function(d) { return "clip-" + d.id; })
	.append("use")
	.attr("xlink:href", function(d) { return "#rect-" + d.id + ""; });

	var label = cell.append("text")
	.attr("clip-path", function(d) { return "url(#clip-" + d.id + ")"; });

	label
	.filter(function(d) { return d.children; })
	.selectAll("tspan")
	.data(function(d) { return d.id.substring(d.id.lastIndexOf(".") + 1).split(/(?=[A-Z][^A-Z])/g).concat("\xa0" + format(d.value)); })
	.enter().append("tspan")
	.attr("x", function(d, i) { return i ? null : 4; })
	.attr("y", 13)
	.text(function(d) { return d; });

	label
	.filter(function(d) { return !d.children; })
	.selectAll("tspan")
	.data(function(d) { return d.id.substring(d.id.lastIndexOf(".") + 1).split(/(?=[A-Z][^A-Z])/g).concat(format(d.value)); })
	.enter().append("tspan")
	.attr("x", 4)
	.attr("y", function(d, i) { return 13 + i * 10; })
	.text(function(d) { return d; });

	cell.append("title")
	.text(function(d) { return d.id + "\n" + format(d.value); });
	});

	function hovered(hover) {
	return function(d) {
	d3.selectAll(d.ancestors().map(function(d) { return d.node; }))
	.classed("node--hover", hover)
	.select("rect")
	.attr("width", function(d) { return d.x1 - d.x0 - hover; })
	.attr("height", function(d) { return d.y1 - d.y0 - hover; });
	};
	}

	</script>