g6/demos/hover-animate.html
2019-01-24 18:19:22 +08:00

155 lines
3.1 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>状态切换动画</title>
</head>
<body>
<div id="mountNode"></div>
<script src="../build/g6.js"></script>
<script>
const nodes = [];
const edges = [];
const centerNode = {
id: 'center',
x: 500,
y: 300,
shape: 'center-node',
size: 20
};
nodes.push(centerNode);
// 左侧添加 4 个节点
for(var i = 0; i < 4; i++) {
const id = 'left' + i;
nodes.push({
id,
x: 250,
y: (i + 1) * 100 + 50,
shape: 'leaf-node'
});
edges.push({source: id, target: 'center', shape: 'can-running'});
}
for(var i = 0; i < 6; i++) {
const id = 'right' + i;
nodes.push({
id,
x: 750,
y: i * 100 + 50,
shape: 'leaf-node'
});
edges.push({source: 'center', target: id, shape: 'can-running'});
}
G6.registerNode('leaf-node', {
afterDraw(cfg, group) {
group.addShape('circle', {
attrs: {
x: 0,
y: 0,
r: 5,
fill: cfg.color || '#666'
}
});
},
getAnchorPoints() {
return [
[0, 0.5], [1, 0.5]
]
}
}, 'circle');
// 右侧添加 6 个节点
G6.registerNode('center-node', {
afterDraw(cfg, group) {
const r = cfg.size / 2;
const back1 = group.addShape('circle',{
zIndex: -3,
attrs: {
x: 0,
y: 0,
r: r + 10,
fill: 'gray',
opacity: 0.4
}
});
const back2 = group.addShape('circle',{
zIndex: -2,
attrs: {
x: 0,
y: 0,
r: r + 20,
fill: 'gray', // 为了显示清晰,随意设置了颜色
opacity: 0.2
}
});
group.sort();
},
getAnchorPoints() {
return [
[0, 0.5], [1, 0.5]
]
}
}, 'circle');
// lineDash 的差值,可以在后面提供 util 方法自动计算
const dashArray = [
[0,1],
[0,2],
[1,2],
[0,1,1,2],
[0,2,1,2],
[1,2,1,2],
[2,2,1,2],
[3,2,1,2],
[4,2,1,2]
];
const lineDash = [4, 2, 1, 2];
const interval = 9;
G6.registerEdge('can-running', {
setState(name, value, item) {
const shape = item.get('keyShape');
if (name === 'running') {
if (value) {
const length = shape.getTotalLength(); // 后续 G 增加 totalLength 的接口
let totalArray = [];
for (var i = 0; i < length; i += interval) {
totalArray = totalArray.concat(lineDash);
}
let index = 0;
shape.animate({
onFrame(ratio) {
const cfg = {
lineDash: dashArray[index].concat(totalArray)
};
index = (index + 1) % interval;
return cfg;
},
repeat: true
}, 3000);
} else {
shape.stopAnimate();
shape.attr('lineDash', null);
}
}
}
}, 'cubic-horizontal');
const graph = new G6.Graph({
container: 'mountNode',
width: 1000,
height: 600
});
graph.data({nodes, edges});
graph.render();
graph.on('node:mouseenter', ev => {
const node = ev.item;
const edges = node.getEdges();
edges.forEach(edge => graph.setItemState(edge, 'running', true));
});
graph.on('node:mouseleave', ev => {
const node = ev.item;
const edges = node.getEdges();
edges.forEach(edge => graph.setItemState(edge, 'running', false));
});
</script>
</body>
</html>