mirror of
https://gitee.com/antv/g6.git
synced 2024-12-04 20:59:15 +08:00
184 lines
4.3 KiB
HTML
184 lines
4.3 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>边的动画</title>
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</head>
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<body>
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<div id="mountNode"></div>
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<script src="../build/g6.js"></script>
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<script>
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const data = {
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nodes: [
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{
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id: 'node1',
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x: 100,
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y: 100,
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shape: 'circle',
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label: 'circle',
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labelCfg: {
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position: 'bottom',
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},
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},
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{
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id: 'node2',
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x: 300,
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y: 200,
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shape: 'rect',
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label: 'rect',
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labelCfg: {
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position: 'bottom',
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},
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},
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{
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id: 'node3',
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x: 400,
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y: 100,
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shape: 'rect',
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label: 'rect',
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labelCfg: {
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position: 'bottom',
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},
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},
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{
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id: 'node4',
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x: 300,
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y: 400,
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shape: 'rect',
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label: 'rect',
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labelCfg: {
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position: 'bottom',
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},
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},
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],
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edges: [
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{
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source: 'node1',
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target: 'node2',
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shape: 'circle-running',
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},
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{
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source: 'node3',
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target: 'node2',
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shape: 'line-dash',
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},
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{
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source: 'node2',
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target: 'node4',
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shape: 'line-growth',
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},
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],
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};
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G6.registerEdge(
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'circle-running',
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{
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afterDraw(cfg, group) {
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const shape = group.get('children')[0];
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const startPoint = shape.getPoint(0);
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const circle = group.addShape('circle', {
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attrs: {
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x: startPoint.x,
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y: startPoint.y,
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fill: 'red',
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r: 3,
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},
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});
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circle.animate(
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ratio => {
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const tmpPoint = shape.getPoint(ratio);
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return {
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x: tmpPoint.x,
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y: tmpPoint.y,
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};
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},
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{
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repeat: true,
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duration: 3000,
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},
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);
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},
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},
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'cubic',
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);
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// lineDash 的差值，可以在后面提供 util 方法自动计算
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const dashArray = [
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[0, 1],
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[0, 2],
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[1, 2],
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[0, 1, 1, 2],
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[0, 2, 1, 2],
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[1, 2, 1, 2],
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[2, 2, 1, 2],
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[3, 2, 1, 2],
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[4, 2, 1, 2],
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];
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const lineDash = [4, 2, 1, 2];
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const interval = 9;
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G6.registerEdge(
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'line-dash',
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{
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afterDraw(cfg, group) {
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const shape = group.get('children')[0];
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const length = shape.getTotalLength(); // G 增加了 totalLength 的接口
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let totalArray = [];
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for (var i = 0; i < length; i += interval) {
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totalArray = totalArray.concat(lineDash);
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}
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let index = 0;
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shape.animate(
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ratio => {
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const cfg = {
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lineDash: dashArray[index].concat(totalArray),
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};
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index = (index + 1) % interval;
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return cfg;
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},
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{
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repeat: true,
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duration: 3000,
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},
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);
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},
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},
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'cubic',
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);
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G6.registerEdge(
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'line-growth',
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{
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afterDraw(cfg, group) {
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const shape = group.get('children')[0];
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const length = shape.getTotalLength(); // G 增加了 totalLength 的接口
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shape.animate(
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ratio => {
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const startLen = ratio * length;
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const cfg = {
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lineDash: [startLen, length - startLen],
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};
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return cfg;
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},
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{
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repeat: true,
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duration: 2000,
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},
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);
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},
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},
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'cubic',
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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: 600,
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});
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graph.data(data);
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graph.render();
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</script>
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</body>
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</html>
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