forked from mbostock's block: Treemap 4.0 and all praise, credit, and attribution belongs there. This fork simply adds a select box to demonstrate the new tile
methods of d3_hierarchy
.
forked from timelyportfolio's block: Treemap 4.0
forked from FrissAnalytics's block: Treemap 4.0
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<meta charset="utf-8">
<style>
text {
font: 10px sans-serif;
}
tspan:last-child {
font-size: 9px;
fill-opacity: 0.8;
}
rect {
fill-opacity: 0.6;
}
</style>
<select name="select" id="tile-selector" style="display:block;">
<option value="Squarify" selected>Squarify</option>
<option value="Slice">Slice</option>
<option value="Dice">Dice</option>
<option value="SliceDice">SliceDice</option>
<option value="Binary">Binary</option>
</select>
<svg width="960" height="960"></svg>
<script src="//d3js.org/d3.v4.0.0-alpha.28.min.js"></script>
<script src="d3-hierarchy.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.scaleCategory10();
var treemap = d3_hierarchy.treemap()
.parentId(function(d) { var i = d.id.lastIndexOf("."); return i >= 0 ? d.id.slice(0, i) : null; })
.size([width, height])
.round(true)
.padding(1);
d3.csv("flare.csv", function(error, data) {
if (error) throw error;
draw();
function draw(){
var tile_selector = d3.select("#tile-selector").node();
treemap.tile(
d3_hierarchy["treemap" + (tile_selector.options[tile_selector.selectedIndex].value ? tile_selector.options[tile_selector.selectedIndex].value : "Squarify")]
);
var cell = svg.selectAll("g")
.data(treemap(data).filter(function(d) { return !d.children; }));
cell = cell.enter().append("g").merge(cell);
cell
.attr("transform", function(d) { return "translate(" + d.x0 + "," + d.y0 + ")"; });
cell.selectAll("*").remove();
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) { while (d.depth > 1) d = d.parent; return color(d.id); });
cell.append("clipPath")
.attr("id", function(d) { return "clip-" + d.id; })
.append("use")
.attr("xlink:href", function(d) { return "#rect-" + d.id + ""; });
cell.append("text")
.attr("clip-path", function(d) { return "url(#clip-" + d.id + ")"; })
.selectAll("tspan")
.data(function(d) { return d.id.split(".").pop().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); });
}
d3.select("#tile-selector").on("change",draw);
});
</script>
https://d3js.org/d3.v4.0.0-alpha.28.min.js