mirror of
https://gitee.com/antv/g6.git
synced 2024-12-05 05:09:07 +08:00
293 lines
7.6 KiB
HTML
293 lines
7.6 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Visual Mapping</title>
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<style>
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.g6-tooltip {
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border: 1px solid #e2e2e2;
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border-radius: 4px;
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font-size: 12px;
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color: #545454;
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background-color: rgba(255, 255, 255, 0.9);
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padding: 10px 8px;
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box-shadow: rgb(174, 174, 174) 0px 0px 10px;
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}
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</style>
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</head>
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<body>
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<div id="tip">节点：颜色 —— cluster；大小 —— value；形状 —— subCluster
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<br/>边：颜色 —— 起始点颜色；粗细 —— weight
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</div>
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<div id="mountNode"></div>
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<script src="../build/g6.js"></script>
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<script src="./assets/jquery-3.2.1.min.js"></script>
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<script>
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const colors = [ 'rgb(64, 174, 247)', 'rgb(108, 207, 169)', 'rgb(157, 223, 125)',
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'rgb(240, 198, 74)' ];
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const shapes = [ 'circle', 'rect' ];
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const data = {
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"nodes": [{
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"id": "0",
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"label": "0",
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"value": 10,
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"cluster": "a",
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"subCluster": "sa"
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},
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{
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"id": "1",
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"label": "1",
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"value": 20,
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"cluster": "b",
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"subCluster": "sb"
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},
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{
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"id": "2",
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"label": "2",
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"value": 5,
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"cluster": "a",
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"subCluster": "sa"
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},
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{
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"id": "3",
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"label": "3",
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"value": 10,
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"cluster": "a",
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"subCluster": "sa"
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},
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{
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"id": "4",
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"label": "4",
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"value": 12,
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"cluster": "c",
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"subCluster": "sb"
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},
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{
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"id": "5",
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"label": "5",
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"value": 18,
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"cluster": "c",
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"subCluster": "sa"
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},
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{
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"id": "6",
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"label": "6",
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"value": 3,
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"cluster": "c",
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"subCluster": "sa"
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},
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{
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"id": "7",
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"label": "7",
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"value": 7,
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"cluster": "b",
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"subCluster": "sa"
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},
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{
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"id": "8",
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"label": "8",
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"value": 21,
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"cluster": "d",
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"subCluster": "sb"
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},
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{
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"id": "9",
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"label": "9",
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"value": 9,
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"cluster": "d",
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"subCluster": "sb"
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}],
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"edges": [{
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"source": "0",
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"target": "1",
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"weight": 20,
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},
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{
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"source": "0",
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"target": "3",
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"weight": 12,
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},
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{
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"source": "0",
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"target": "4",
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"weight": 19,
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},
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{
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"source": "0",
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"target": "5",
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"weight": 2,
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},
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{
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"source": "0",
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"target": "7",
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"weight": 8,
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},
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{
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"source": "0",
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"target": "8",
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"weight": 14,
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},
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{
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"source": "0",
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"target": "9",
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"weight": 5,
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},
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{
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"source": "2",
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"target": "3",
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"weight": 20,
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},
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{
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"source": "4",
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"target": "5",
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"weight": 10,
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},
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{
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"source": "4",
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"target": "6",
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"weight": 11,
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}]
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};
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const graph = new G6.Graph({
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container: 'mountNode',
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width: 1000,
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height: 800,
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layout: {
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type: 'force',
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linkDistance: 100,
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nodeStrength: -30,
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edgeStrength: 0.1,
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},
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modes: {
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default: [{
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type: 'tooltip',
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formatText(model) {
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const text = 'NODE'
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+ '<br/> id: ' + model.id
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+ '<br/> cluster: ' + model.cluster
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+ '<br/> subCluster: ' + model.subCluster
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+ '<br/> value: ' + model.value;
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return text;
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},
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shouldUpdate: e => {
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return true;
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}
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},
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{
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type: 'edge-tooltip',
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formatText(model) {
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const text = 'EDGE'
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+ '<br/> source: ' + model.source
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+ '<br/> weight: ' + model.weight
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+ '<br/> target: ' + model.target;
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return text;
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},
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shouldUpdate: e => {
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return true;
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}
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}]
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},
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defaultNode: {
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size: [10, 10],
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color: 'steelblue',
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style: {
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opacity: 0.8,
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lineWidth: 1,
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stroke: '#999'
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}
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},
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defaultEdge: {
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size: 1,
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color: '#e2e2e2',
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style: {
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opacity: 0.6,
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lineAppendWidth: 5
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}
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}
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});
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// mapping
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const edges = data.edges;
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const nodes = data.nodes;
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const nodeMap = new Map();
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const clusterMap = new Map();
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const subClusterMap = new Map();
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let clusterId = 0;
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let subClusterId = 0;
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nodes.forEach((node, i) => {
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nodeMap.set(node.id, node);
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// cluster
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if (node.cluster && clusterMap.get(node.cluster) === undefined) {
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clusterMap.set(node.cluster, clusterId);
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clusterId ++;
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}
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// subCluster
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if (node.subCluster && subClusterMap.get(node.subCluster) === undefined) {
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subClusterMap.set(node.subCluster, subClusterId);
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subClusterId ++;
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}
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const cid = clusterMap.get(node.cluster);
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const scid = subClusterMap.get(node.subCluster);
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if (node.style) {
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node.style.fill = colors[cid % colors.length];
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} else {
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node.style = {
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fill: colors[cid % colors.length]
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}
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}
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node.shape = shapes[scid % shapes.length];
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});
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// map the value to node size
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let maxEdgeWeight = -9999,
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minEdgeWeight = 9999;
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edges.forEach((edge, i) => {
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const source = nodeMap.get(edge.source);
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const target = nodeMap.get(edge.target);
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edge.color = source.style.fill;
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// lineWidth
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if (maxEdgeWeight < edge.weight) maxEdgeWeight = edge.weight;
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if (minEdgeWeight > edge.weight) minEdgeWeight = edge.weight;
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});
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// map the value to node size
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let maxNodeValue = -9999,
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minNodeValue = 9999;
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nodes.forEach(n => {
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if (maxNodeValue < n.value) maxNodeValue = n.value;
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if (minNodeValue > n.value) minNodeValue = n.value;
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});
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const nodeSizeRange = [10, 30];
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const nodeSizeDataRange = [minNodeValue, maxNodeValue];
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const lineWidthRange = [0.5, 3];
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const lineWidthDataRange = [minEdgeWeight, maxEdgeWeight];
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scaleNodeProp(nodes, 'size', 'value', nodeSizeDataRange, nodeSizeRange);
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scaleNodeProp(edges, 'style.lineWidth', 'weight', lineWidthDataRange, lineWidthRange);
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graph.data(data);
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graph.render();
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function scaleNodeProp(elements, propName, refPropName, dataRange, outRange) {
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const outLength = outRange[1] - outRange[0];
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const dataLength = dataRange[1] - dataRange[0];
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elements.forEach(n => {
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if (propName.split('.')[0] === 'style') {
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if (n.style) {
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n.style[propName.split('.')[1]] = (n[refPropName] - dataRange[0]) * outLength / dataLength + outRange[0];
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} else {
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n.style = {
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[propName.split('.')[1]]: (n[refPropName] - dataRange[0]) * outLength / dataLength + outRange[0]
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}
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}
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} else {
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n[propName] = (n[refPropName] - dataRange[0]) * outLength / dataLength + outRange[0];
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}
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});
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}
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</script>
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</body>
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</html> |