mirror of
https://gitee.com/antv/g6.git
synced 2024-12-04 04:38:55 +08:00
186 lines
4.5 KiB
HTML
186 lines
4.5 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>状态切换动画</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 nodes = [];
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const edges = [];
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const centerNode = {
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id: 'center',
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x: 500,
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y: 300,
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shape: 'center-node',
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size: 20,
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};
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nodes.push(centerNode);
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// 左侧添加 4 个节点
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for (var i = 0; i < 4; i++) {
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const id = 'left' + i;
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nodes.push({
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id,
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x: 250,
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y: (i + 1) * 100 + 50,
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shape: 'leaf-node',
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});
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edges.push({
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source: id,
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target: 'center',
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shape: 'can-running',
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});
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}
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for (var i = 0; i < 6; i++) {
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const id = 'right' + i;
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nodes.push({
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id,
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x: 750,
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y: i * 100 + 50,
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shape: 'leaf-node',
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});
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edges.push({
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source: 'center',
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target: id,
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shape: 'can-running',
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});
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}
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G6.registerNode(
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'leaf-node',
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{
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afterDraw(cfg, group) {
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group.addShape('circle', {
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attrs: {
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x: 0,
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y: 0,
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r: 5,
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fill: cfg.color || '#666',
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},
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});
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},
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getAnchorPoints() {
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return [
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[0, 0.5],
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[1, 0.5],
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];
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},
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},
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'circle',
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);
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// 右侧添加 6 个节点
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G6.registerNode(
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'center-node',
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{
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afterDraw(cfg, group) {
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const r = cfg.size / 2;
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const back1 = group.addShape('circle', {
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zIndex: -3,
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attrs: {
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x: 0,
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y: 0,
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r: r + 10,
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fill: 'gray',
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opacity: 0.4,
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},
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});
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const back2 = group.addShape('circle', {
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zIndex: -2,
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attrs: {
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x: 0,
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y: 0,
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r: r + 20,
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fill: 'gray',
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// 为了显示清晰，随意设置了颜色
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opacity: 0.2,
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},
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});
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group.sort();
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},
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getAnchorPoints() {
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return [
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[0, 0.5],
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[1, 0.5],
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];
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},
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},
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'circle',
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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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'can-running',
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{
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setState(name, value, item) {
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const shape = item.get('keyShape');
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if (name === 'running') {
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if (value) {
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const length = shape.getTotalLength(); // 后续 G 增加 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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} else {
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shape.stopAnimate();
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shape.attr('lineDash', null);
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}
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}
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},
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},
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'cubic-horizontal',
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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({
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nodes,
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edges,
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});
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graph.render();
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graph.on('node:mouseenter', ev => {
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const node = ev.item;
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const edges = node.getEdges();
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edges.forEach(edge => graph.setItemState(edge, 'running', true));
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});
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graph.on('node:mouseleave', ev => {
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const node = ev.item;
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const edges = node.getEdges();
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edges.forEach(edge => graph.setItemState(edge, 'running', false));
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});
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</script>
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</body>
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</html>
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