dagre-d3
Version:
A D3-based renderer for Dagre
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HTML
<meta charset="utf-8">
<title>Dagre D3 Demo: Clusters</title>
<link rel="stylesheet" href="demo.css">
<script src="https://d3js.org/d3.v5.min.js" charset="utf-8"></script>
<script src="../dagre-d3.js"></script>
<h1>Dagre D3 Demo: Clusters</h1>
<style id="css">
.clusters rect {
fill: #00ffd0;
stroke: #999;
stroke-width: 1.5px;
}
text {
font-weight: 300;
font-family: "Helvetica Neue", Helvetica, Arial, sans-serf;
font-size: 14px;
}
.node rect {
stroke: #999;
fill: #fff;
stroke-width: 1.5px;
}
.edgePath path {
stroke: #333;
stroke-width: 1.5px;
}
</style>
<svg id="svg-canvas" width=960 height=600></svg>
<section>
<p>An example of visualizing clusters. This example shows
how clusters can be applied to a rendered graph.
</section>
<script id="js">
// Create the input graph
var g = new dagreD3.graphlib.Graph({compound:true})
.setGraph({})
.setDefaultEdgeLabel(function() { return {}; });
// Here we're setting the nodes
g.setNode('a', {label: 'A'});
g.setNode('b', {label: 'B'});
g.setNode('c', {label: 'C'});
g.setNode('d', {label: 'D'});
g.setNode('e', {label: 'E'});
g.setNode('f', {label: 'F'});
g.setNode('g', {label: 'G'});
g.setNode('group', {label: 'Group', clusterLabelPos: 'top', style: 'fill: #d3d7e8'});
g.setNode('top_group', {label: 'Top Group', clusterLabelPos: 'bottom', style: 'fill: #ffd47f'});
g.setNode('bottom_group', {label: 'Bottom Group', style: 'fill: #5f9488'});
// Set the parents to define which nodes belong to which cluster
g.setParent('top_group', 'group');
g.setParent('bottom_group', 'group');
g.setParent('b', 'top_group');
g.setParent('c', 'bottom_group');
g.setParent('d', 'bottom_group');
g.setParent('e', 'bottom_group');
g.setParent('f', 'bottom_group');
// Set up edges, no special attributes.
g.setEdge('a', 'b');
g.setEdge('b', 'c');
g.setEdge('b', 'd');
g.setEdge('b', 'e');
g.setEdge('b', 'f');
g.setEdge('b', 'g');
g.nodes().forEach(function(v) {
var node = g.node(v);
// Round the corners of the nodes
node.rx = node.ry = 5;
});
// Create the renderer
var render = new dagreD3.render();
// Set up an SVG group so that we can translate the final graph.
var svg = d3.select("svg"),
svgGroup = svg.append("g");
// Run the renderer. This is what draws the final graph.
render(d3.select("svg g"), g);
// Center the graph
var xCenterOffset = (svg.attr("width") - g.graph().width) / 2;
svgGroup.attr("transform", "translate(" + xCenterOffset + ", 20)");
svg.attr("height", g.graph().height + 40);
</script>
<script src="demo.js"></script>