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这是一个有缺口的圆环进度条～
<!DOCTYPE html>
<html lang=”en”>
<head>
<meta charset=”UTF-8″ />
<title>Circle Progress Bar</title>
<style>
.circle-progress-bar {
width: 190px;
height: 190px;
margin: 45px auto;
}
.circle-svg {
transform: translateX(109px) rotate(-230deg) translateY(-109px);
}
.circle-svg-bottom,
.circle-svg-top {
stroke-dasharray: calc(3.141592653589793 * (2 * 75));
transition: stroke-dashoffset 1200ms
cubic-bezier(0.99, 0.01, 0.62, 0.94);
}
.circle-svg-bottom {
stroke-dashoffset: 105;
}
.circle-svg-top {
stroke-dashoffset: calc(3.141592653589793 * (2 * 75));
}
.circle-progress-bar-text {
margin-top: -60%;
text-align: center;
}
.circle-progress-bar-point {
font-size: 30px;
color: #7e46aa;
}
</style>
</head>
<body>
<div class=”circle-progress-bar”>
<svg
width=”100%”
height=”100%”
viewBox=”0 0 160 142″
version=”1.1″
xmlns=”http://www.w3.org/2000/svg”
>
<g class=”circle-svg”>
<circle
class=”circle-svg-bottom”
r=”75″
cy=”80″
cx=”80″
fill=”none”
stroke-width=”9.375″
stroke=”#F3F6F7″
stroke-linejoin=”round”
stroke-linecap=”round”
/>
<circle
class=”circle-svg-top”
r=”75″
cy=”80″
cx=”80″
fill=”none”
id=”progressBar”
stroke-width=”9.375″
stroke=”#7E46AA”
stroke-linejoin=”round”
stroke-linecap=”round”
/>
</g>
</svg>
<div class=”circle-progress-bar-text”>
<div class=”circle-progress-bar-point” id=”progressValue”></div>
<div>Points</div>
</div>
</div>
<script>
window.onload = function() {
updateProgress(66, 100)
}
var updateProgress = function(progress, fullProgress) {
document.getElementById(‘progressValue’).innerText = progress
document.getElementById(
‘progressBar’,
).style.strokeDashoffset = calcDashOffset(
progress,
fullProgress,
)
}
var calcDashOffset = function(progress, fullProgress) {
const radius = 75 // 圆环半径
const missCircle = 105 // 缺的圆弧周长
if (progress > fullProgress) {
return missCircle
} else {
const circumference = Math.PI * (2 * radius)
return (
circumference –
(progress / fullProgress) * (circumference – missCircle)
)
}
}
</script>
</body>
</html>
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