clip-path实现两张图片切换对比效果

最新推荐文章于 2025-08-14 13:30:54 发布

原创最新推荐文章于 2025-08-14 13:30:54 发布 · 351 阅读

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#css3 #图片对比

clip-path CSS 属性使用裁剪方式创建元素的可显示区域。区域内的部分显示，区域外的隐藏。
效果：
请添加图片描述
源代码：

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Draggable Line</title>
    <link rel="stylesheet" href="styles.css">
    <style>
        .image-container {
            position: relative;
            width: 600px;
            /* 设置矩形框宽度 */
            height: 400px;
            /* 设置矩形框高度 */
            overflow: hidden;
            border: 1px solid #ccc;
        }

        .image {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }

        .image-1 {
            /* 初始化隐藏 */
            clip-path: inset(0 100% 0 0);
            
        }

        .image-2 {
            clip-path: inset(0 0 0 0);
            /* 初始化显示全部 */
            
        }

        .divider {
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background-color: red;
            cursor: ew-resize;
            z-index: 10;
        }
    </style>
</head>

<body>
    <div class="image-container">
        <img class="image image-1"
            src="https://tse3-mm.cn.bing.net/th/id/OIP-C.e5hXTV8pz2_dTPBPF-_UswHaI7?rs=1&pid=ImgDetMain"
            alt="Image 1" draggable="false"/>
        <img class="image image-2"
            src="https://puui.qpic.cn/media_img/0/4701401567051512/0"
            alt="Image 2" draggable="false"/>
        <div class="divider" draggable="true"></div>
    </div>

</body>
<script>
    const container = document.querySelector('.image-container');
    const divider = document.querySelector('.divider');
    const image1 = document.querySelector('.image-1');
    const image2 = document.querySelector('.image-2');

    let isDragging = false;

    // 更新分割线和图片的显示
    const updateDivider = (x) => {
        const rect = container.getBoundingClientRect();
        let offsetX = x - rect.left;

        // 限制分割线范围
        offsetX = Math.max(0, Math.min(offsetX, rect.width));

        // 更新分割线位置
        divider.style.left = `${offsetX}px`;

        // 更新图片的可见区域
        const percentage = (offsetX / rect.width) * 100;
        image1.style.clipPath = `inset(0 ${100 - percentage}% 0 0)`;
        image2.style.clipPath = `inset(0 0 0 ${percentage}%)`;
    };

    // 鼠标按下时开启拖动
    divider.addEventListener('mousedown', () => {
        isDragging = true;
    });

    // 鼠标移动时更新位置
    window.addEventListener('mousemove', (e) => {
        if (isDragging) {
            updateDivider(e.clientX);
        }
    });

    // 鼠标松开时停止拖动
    window.addEventListener('mouseup', () => {
        isDragging = false;
    });

</script>

</html>