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new_file.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Dashboard Progress</title>
<style>
body {
display: flex;
align-items: center;
justify-content: center;
height: 100vh;
margin: 0;
background-color: #f5f5f5;
}
.dashboard {
position: relative;
width: 200px;
height: 200px;
background-size: 100% 100%;
}
.circle-background {
fill: none; /* 不填充 */
stroke: #fff; /* 圆环的颜色 */
stroke-width: 10; /* 圆环的宽度 */
stroke-dasharray: 200, 52; /* 圆环断开部分的长度，总长度为周长 */
stroke-dashoffset: 163;
stroke-linecap: round;
border-radius: 10;
transition: all 1s; /* 过渡效果时间 */
}
.circle-progress {
fill: none; /* 不填充 */
stroke: url(#gradient); /* 圆环的颜色 */
stroke-width: 10; /* 圆环的宽度 */
stroke-dasharray: 252, 0; /* 圆环断开部分的长度，总长度为周长 */
stroke-dashoffset: 163;
stroke-linecap: round; /* 圆滑断点 */
transition: all 1s; /* 过渡效果时间 */
}
.percentage {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
font-size: 24px;
color: #3498db;
}
</style>
</head>
<body>
<svg class="dashboard" viewBox="0 0 100 100">
<!-- 定义渐变色 -->
<defs>
<linearGradient id="gradient" gradientUnits="userSpaceOnUse" x1="50" y1="0" x2="50" y2="100%">
<stop offset="0%" style="stop-color: rgba(111, 232, 191, 1)" />
<stop offset="33%" style="stop-color: rgba(255, 175, 19, 1)" />
<stop offset="70%" style="stop-color: rgba(222, 19, 80, 1)" />
<stop offset="100%" style="stop-color: rgba(133, 14, 205, 1)" />
</linearGradient>
</defs>
<!-- 背景圆环 -->
<circle class="circle-background" cx="50" cy="50" r="40"></circle>
<!-- 进度圆环 -->
<circle class="circle-progress" cx="50" cy="50" r="40"></circle>
</svg>
<!-- 进度百分比显示 -->
<div class="percentage" id="percentage">0%</div>
<script>
function setProgress(percentage) {
const circleProgress = document.querySelector('.circle-progress');
const circleBackground = document.querySelector('.circle-background');
const percentageText = document.getElementById('percentage');
const circumference = 2 * Math.PI * 40; // 圆的周长
const circumNewLength = (percentage / 100) * (circumference - 52);
const dashOffset = 163 - circumNewLength;
// 设置进度圆环的样式
circleBackground.style.strokeDashoffset = dashOffset;
circleBackground.style.strokeDasharray = `${200 - circumNewLength}, ${ 52 + circumNewLength }`
circleProgress.style.strokeDasharray = `${circumNewLength}, ${ circumference - circumNewLength }`
// 更新百分比文本
percentageText.textContent = `${percentage}%`;
}
// 设置初始进度为0%
setProgress(0);
// 模拟过渡效果，从0%到50%
setTimeout(() => {
setProgress(50);
}, 1000); // 过渡时间为1秒，你可以根据需要调整这个值
</script>
</body>
</html>