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| author | Pliable Pixels <pliablepixels@gmail.com> | 2017-09-21 12:49:18 -0400 |
|---|---|---|
| committer | Pliable Pixels <pliablepixels@gmail.com> | 2017-09-21 12:49:18 -0400 |
| commit | b28028ac4082842143b0f528d6bc539da6ccb419 (patch) | |
| tree | 1e26ea969a781ed8e323fca4e3c76345113fc694 /www/lib/vis/examples/network/other/clusteringByZoom.html | |
| parent | 676270d21beed31d767a06c89522198c77d5d865 (diff) | |
mega changes, including updates and X
Diffstat (limited to 'www/lib/vis/examples/network/other/clusteringByZoom.html')
| -rw-r--r-- | www/lib/vis/examples/network/other/clusteringByZoom.html | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/www/lib/vis/examples/network/other/clusteringByZoom.html b/www/lib/vis/examples/network/other/clusteringByZoom.html new file mode 100644 index 00000000..e2391f16 --- /dev/null +++ b/www/lib/vis/examples/network/other/clusteringByZoom.html @@ -0,0 +1,160 @@ +<!doctype html> +<html> +<head> + <title>Network | Clustering</title> + + <script type="text/javascript" src="../../../dist/vis.js"></script> + <link href="../../../dist/vis-network.min.css" rel="stylesheet" type="text/css"/> + + <style type="text/css"> + #mynetwork { + width: 600px; + height: 600px; + border: 1px solid lightgray; + } + + p { + max-width: 600px; + } + + h4 { + margin-bottom: 3px; + } + </style> + <script src="../../googleAnalytics.js"></script> +</head> + +<body> + + +<p> + You can zoom in and out to cluster/decluster. +</p> +Stabilize when clustering:<input type="checkbox" id="stabilizeCheckbox"> +<div id="mynetwork"></div> + +<script type="text/javascript"> + var clusterIndex = 0; + var clusters = []; + var lastClusterZoomLevel = 0; + var clusterFactor = 0.9; + + // create an array with nodes + var nodes = [ + {id: 1, label: 'Node 1'}, + {id: 2, label: 'Node 2'}, + {id: 3, label: 'Node 3'}, + {id: 4, label: 'Node 4'}, + {id: 5, label: 'Node 5'}, + {id: 6, label: 'Node 6'}, + {id: 7, label: 'Node 7'}, + {id: 8, label: 'Node 8'}, + {id: 9, label: 'Node 9'}, + {id: 10, label: 'Node 10'} + ]; + + // create an array with edges + var edges = [ + {from: 1, to: 2}, + {from: 1, to: 3}, + {from: 10, to: 4}, + {from: 2, to: 5}, + {from: 6, to: 2}, + {from: 7, to: 5}, + {from: 8, to: 6}, + {from: 9, to: 7}, + {from: 10, to: 9} + ]; + + // create a network + var container = document.getElementById('mynetwork'); + var data = { + nodes: nodes, + edges: edges + }; + var options = {layout: {randomSeed: 8}, physics:{adaptiveTimestep:false}}; + var network = new vis.Network(container, data, options); + + // set the first initial zoom level + network.once('initRedraw', function() { + if (lastClusterZoomLevel === 0) { + lastClusterZoomLevel = network.getScale(); + } + }); + + // we use the zoom event for our clustering + network.on('zoom', function (params) { + if (params.direction == '-') { + if (params.scale < lastClusterZoomLevel*clusterFactor) { + makeClusters(params.scale); + lastClusterZoomLevel = params.scale; + } + } + else { + openClusters(params.scale); + } + }); + + // if we click on a node, we want to open it up! + network.on("selectNode", function (params) { + if (params.nodes.length == 1) { + if (network.isCluster(params.nodes[0]) == true) { + network.openCluster(params.nodes[0]) + } + } + }); + + + // make the clusters + function makeClusters(scale) { + var clusterOptionsByData = { + processProperties: function (clusterOptions, childNodes) { + clusterIndex = clusterIndex + 1; + var childrenCount = 0; + for (var i = 0; i < childNodes.length; i++) { + childrenCount += childNodes[i].childrenCount || 1; + } + clusterOptions.childrenCount = childrenCount; + clusterOptions.label = "# " + childrenCount + ""; + clusterOptions.font = {size: childrenCount*5+30} + clusterOptions.id = 'cluster:' + clusterIndex; + clusters.push({id:'cluster:' + clusterIndex, scale:scale}); + return clusterOptions; + }, + clusterNodeProperties: {borderWidth: 3, shape: 'database', font: {size: 30}} + } + network.clusterOutliers(clusterOptionsByData); + if (document.getElementById('stabilizeCheckbox').checked === true) { + // since we use the scale as a unique identifier, we do NOT want to fit after the stabilization + network.setOptions({physics:{stabilization:{fit: false}}}); + network.stabilize(); + } + } + + // open them back up! + function openClusters(scale) { + var newClusters = []; + var declustered = false; + for (var i = 0; i < clusters.length; i++) { + if (clusters[i].scale < scale) { + network.openCluster(clusters[i].id); + lastClusterZoomLevel = scale; + declustered = true; + } + else { + newClusters.push(clusters[i]) + } + } + clusters = newClusters; + if (declustered === true && document.getElementById('stabilizeCheckbox').checked === true) { + // since we use the scale as a unique identifier, we do NOT want to fit after the stabilization + network.setOptions({physics:{stabilization:{fit: false}}}); + network.stabilize(); + } + } + + +</script> + +</body> +</html> |