This example shows how to resort the nodes of the tree and how to provide a convertTypes function that converts the columns size1, size2, size3 to numeric types.
Acknowledgements:
<!DOCTYPE html>
<meta charset="utf-8">
<head>
<script src="https://d3js.org/d3.v6.min.js"></script>
<script src="https://cdn.jsdelivr.net/gh/EE2dev/d3-indented-tree/dist/latest/d3-indented-tree.min.js"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/EE2dev/d3-indented-tree/dist/latest/d3-indented-tree.css">
</head>
<body>
<!-- for local processing without web server, paste data inside the aside tag -->
<aside id="data">
level1;level2;level3;size1;size2;size3;color
Eve;Cain;;1;2;4;rgb(100 23 80)
Eve;Seth;;3;2;4;rgb(100 23 80)
Eve;Seth;Enos;3;2;4;rgb(100 23 80)
Eve;Seth;Noam;3;2;4;rgb(100 23 80)
Eve;Abel;;32;2;4;rgb(100 23 80)
Eve;Awan;Enoch;3;2;4;rgb(100 23 80)
Eve;Azura;;5;2;4;rgb(100 23 80)
Peter;;;3;2;4;rgb(100 23 80)
</aside>
<script>
const dataSpec = {
source: "aside#data",
hierarchyLevels: ["$", "level1", "level2", "level3"],
delimiter: ";",
convertTypes: d => {
return {
level1: d.level1,
level2: d.level2,
level3: d.level3,
size1: +d.size1,
size2: +d.size2,
size3: +d.size3,
color: d.color,
};
},
};
const myChart = d3.indentedTree(dataSpec)
.linkLabel("size1")
;
showChart(myChart);
window.setTimeout(function() {
myChart.nodeSort("size1");
}, 2000);
function showChart(_chart) {
d3.select("body")
.append("div")
.attr("class", "chart")
.call(_chart);
}
</script>
</body>
</html>