ArtArchive/Class5/marc_network/public/sigma/examples/noverlap.html

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<div id="container">
  <style>
    #graph-container {
      top: 0;
      bottom: 0;
      left: 0;
      right: 0;
      position: absolute;
    }
  </style>
  <div id="graph-container"></div>
</div>
<script src="../plugins/sigma.plugins.animate/sigma.plugins.animate.js"></script>
<script src="../plugins/sigma.layout.noverlap/sigma.layout.noverlap.js"></script>
<script>
/**
 * Just a simple example to show how to use the sigma.layout.noverlap
 * plugin:
 *
 * A random graph is generated. Noverlap is then run.
 */
var i,
    s,
    o,
    N = 5000,
    E = 500,
    C = 5,
    d = 0.5,
    cs = [],
    g = {
      nodes: [],
      edges: []
    };

// Generate the graph:
for (i = 0; i < C; i++)
  cs.push({
    id: i,
    nodes: [],
    color: '#' + (
      Math.floor(Math.random() * 16777215).toString(16) + '000000'
    ).substr(0, 6)
  });

for (i = 0; i < N; i++) {
  o = cs[(Math.random() * C) | 0];
  g.nodes.push({
    id: 'n' + i,
    label: 'Node' + i,
    x: Math.random(),
    y: Math.random(),
    size: Math.random(),
    color: o.color
  });
  o.nodes.push('n' + i);
}

for (i = 0; i < E; i++) {
  if (Math.random() < 1 - d)
    g.edges.push({
      id: 'e' + i,
      source: 'n' + ((Math.random() * N) | 0),
      target: 'n' + ((Math.random() * N) | 0)
    });
  else {
    o = cs[(Math.random() * C) | 0]
    g.edges.push({
      id: 'e' + i,
      source: o.nodes[(Math.random() * o.nodes.length) | 0],
      target: o.nodes[(Math.random() * o.nodes.length) | 0]
    });
  }
}

s = new sigma({
  graph: g,
  container: 'graph-container',
  settings: {
    minNodeSize: 4,
    maxNodeSize: 2,
    minEdgeSize: 1,
    maxEdgeSize: 1
  }
});

// Configure the noverlap layout:
var noverlapListener = s.configNoverlap({
  nodeMargin: 0.1,
  scaleNodes: 1.05,
  gridSize: 75,
  easing: 'quadraticInOut', // animation transition function
  duration: 10000   // animation duration. Long here for the purposes of this example only
});
// Bind the events:
noverlapListener.bind('start stop interpolate', function(e) {
  console.log(e.type);
  if(e.type === 'start') {
    console.time('noverlap');
  }
  if(e.type === 'interpolate') {
    console.timeEnd('noverlap');
  }
});
// Start the layout:
s.startNoverlap();
</script>