d3-graphviz
Version:
Graphviz DOT rendering and animated transitions for D3
99 lines (92 loc) • 2.29 kB
HTML
<meta charset="utf-8">
<body>
<script src="../node_modules/d3/dist/d3.js"></script>
<script src="../node_modules/@hpcc-js/wasm/dist/graphviz.umd.js" type="javascript/worker"></script>
<script src="../build/d3-graphviz.js"></script>
<div id="graph" style="text-align: center;"></div>
<script>
var dotIndex = 0;
var graphviz = d3.select("#graph").graphviz()
.attributer(function(d) {
if (d.tag == "ellipse") {
d3.select(this)
.attr("fill", "yellow");
d.attributes.fill = "red";
}
})
.transition(function () {
return d3.transition()
.ease(d3.easeLinear)
.delay(100)
.duration(2000);
})
.logEvents(true)
.on("initEnd", render);
function render() {
var dotLines = dots[dotIndex];
var dot = dotLines.join('');
graphviz
.dot(dot)
.render()
.on('end', function () {
render();
});
dotIndex = (dotIndex + 1) % dots.length;
}
var dots = [
[
'digraph {',
' node [style="filled"]',
' a [fillcolor="#d62728"]',
' b [fillcolor="#1f77b4"]',
' a -> b',
'}'
],
[
'digraph {',
' node [style="filled"]',
' a [fillcolor="#d62728"]',
' c [fillcolor="#2ca02c"]',
' b [fillcolor="#1f77b4"]',
' a -> b',
' a -> c',
'}'
],
[
'digraph {',
' node [style="filled"]',
' a [fillcolor="#d62728"]',
' b [fillcolor="#1f77b4"]',
' c [fillcolor="#2ca02c"]',
' a -> b',
' a -> c',
'}'
],
[
'digraph {',
' node [style="filled"]',
' a [fillcolor="#d62728"]',
' b [fillcolor="#1f77b4"]',
' c [fillcolor="#2ca02c"]',
' a -> b',
' a -> c',
' c -> b',
'}'
],
[
'digraph {',
' node [style="filled"]',
' b [fillcolor="#1f77b4"]',
' c [fillcolor="#2ca02c"]',
' c -> b',
'}'
],
[
'digraph {',
' node [style="filled"]',
' b [fillcolor="#1f77b4"]',
'}'
],
];
</script>