@jiaminghi/c-render
Version:
Canvas-based vector graphics rendering plugin
84 lines (64 loc) • 1.72 kB
HTML
<html>
<head>
<meta charset="utf8" />
<title>Polyline Closed</title>
<style>
html, body, #canvas {
width: 100%;
height: 100%;
margin: 0px;
padding: 0px;
}
</style>
<script src="../../dist/crender.map.js"></script>
</head>
<body>
<canvas id="canvas"></canvas>
</body>
<script>
const { CRender, extendNewGraph } = window.CRender
const render = new CRender(document.querySelector('#canvas'))
const [w, h] = render.area
const topPos = h / 3
const bottom = h / 3 * 2
const gap = w / 10
const beginX = w / 2 - gap * 2
const points = new Array(5).fill('').map((t, i) =>
[beginX + gap * i, i % 2 === 0 ? topPos : bottom])
points[2][1] += top * 1.3
const pointsAfter = new Array(5).fill('').map((t, i) =>
[beginX + gap * i, i % 2 === 0 ? bottom : topPos])
pointsAfter[2][1] -= top * 1.3
const polyline = render.add({
name: 'polyline',
animationCurve: 'easeOutCubic',
animationFrame: 50,
drag: true,
hover: true,
shape: {
points,
close: true
},
style: {
fill: '#ffee97',
stroke: 'goldenrod',
lineWidth: 2
}
})
function wait (time) {
return new Promise(resolve => setTimeout(resolve, time))
}
async function start () {
await wait(1000)
await polyline.animation('shape', {
points: pointsAfter
})
await wait(1000)
polyline.animation('style', {
fill: 'lemonchiffon'
})
}
start()
</script>
</html>