@jiaminghi/c-render
Version:
Canvas-based vector graphics rendering plugin
85 lines (69 loc) • 1.74 kB
HTML
<html>
<head>
<meta charset="utf8" />
<title>Smoothline 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 points = [
[w / 2, h / 2 - 100],
[w / 2 - 100, h / 2 + 100],
[w / 2 + 100, h / 2 + 100]
]
const smoothline = render.add({
name: 'smoothline',
animationCurve: 'easeOutCubic',
animationFrame: 50,
drag: true,
hover: true,
shape: {
points,
close: true
},
style: {
fill: '#ffee97',
stroke: 'goldenrod',
lineWidth: 2,
rotate: 360
},
setGraphCenter (e, { style }) {
if (e) {
const { movementX, movementY } = e
const [cx, cy] = style.graphCenter
style.graphCenter = [cx + movementX, cy + movementY]
} else {
style.graphCenter = [w / 2, h / 2]
}
}
})
function wait (time) {
return new Promise(resolve => setTimeout(resolve, time))
}
async function start () {
await wait(1000)
await smoothline.animation('style', {
rotate: 0
})
await wait(1000)
smoothline.animation('style', {
fill: 'lemonchiffon'
})
}
start()
</script>
</html>