gsap实现相册图片滚动缩放动画效果代码

代码语言:html

所属分类:加载滚动

代码描述:gsap实现相册图片滚动缩放动画效果代码,鼠标向下滚动网页试试。

代码标签: gsap 相册 图片 滚动 缩放 动画

下面为部分代码预览,完整代码请点击下载或在bfwstudio webide中打开

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

<head>
 
<meta charset="UTF-8">
 

 
<meta
     
name="viewport"
     
content="width=device-width, initial-scale=1, user-scalable=0, maximum-scale=1.0"
   
/>
 
 
 
<style>
/* @import 'normalize.css' layer(normalize); */
@import url('//repo.bfw.wiki/bfwrepo/css/normalize.min.css') layer(normalize);

@layer normalize, base, demo, grid, setup, scroll, novelty;

@layer novelty {
  @property --flip {
    syntax: '
<number>';
    inherits: true;
    initial-value: 0;
  }
  @-webkit-keyframes flip {
    to {
      --flip: 1;
    }
  }
  @keyframes flip {
    to {
      --flip: 1;
    }
  }
  [data-enhanced='true'] {
    @media (prefers-reduced-motion: no-preference) {
      @supports (animation-timeline: scroll()) and (animation-range: 0 100%) {
        footer > span {
          -webkit-animation: flip both steps(1, end);
                  animation: flip both steps(1, end);
          animation-timeline: scroll(root);
        }

        footer .arm {
          opacity: var(--flip);
        }

        footer .table {
          display: inline-block;
          transform-origin: 0 50%;
          rotate: calc((-180 + (var(--flip) * 180)) * 1deg);
          translate: calc(16% + (var(--flip) * -16%)) calc(var(--flip) * -45%);
          transform: translateY(calc(var(--flip) * 90%));
          transition-property: translate, rotate, transform;
          transition-duration: calc(var(--flip) * 0.2s);
          transition-duration: 0.2s, 0.24s, 0.5s;
        }

        .spring {
          outline: 1px dashed red;
          -webkit-clip-path: inset(0 0 0 0);
                  clip-path: inset(0 0 0 0);
        }

        .spring span {
          rotate: calc(-180deg + (var(--flip) * 180deg));
          display: inline-block;
          transform-origin: 50% 150%;
          transition: rotate 0.24s;
        }
      }
    }
  }
}

@layer scroll {
  :root {
    --power-1-out: linear(
      0 0%,
      0.0027 3.64%,
      0.0106 7.29%,
      0.0425 14.58%,
      0.0957 21.87%,
      0.1701 29.16%,
      0.2477 35.19%,
      0.3401 41.23%,
      0.5982 55.18%,
      0.7044 61.56%,
      0.7987 68.28%,
      0.875 75%,
      0.9297 81.25%,
      0.9687 87.5%,
      0.9922 93.75%,
      1 100%
    );
    --power-2-out: linear(
      0 0%,
      0.0036 9.62%,
      0.0185 16.66%,
      0.0489 23.03%,
      0.0962 28.86%,
      0.1705 34.93%,
      0.269 40.66%,
      0.3867 45.89%,
      0.5833 52.95%,
      0.683 57.05%,
      0.7829 62.14%,
      0.8621 67.46%,
      0.8991 70.68%,
      0.9299 74.03%,
      0.9545 77.52%,
      0.9735 81.21%,
      0.9865 85%,
      0.9949 89.15%,
      1 100%
    );
    --power-3-out: linear(
      0 0%,
      0.0029 13.8%,
      0.0184 21.9%,
      0.0339 25.51%,
      0.0551 28.81%,
      0.0827 31.88%,
      0.1168 34.76%,
      0.1962 39.57%,
      0.3005 44.02%,
      0.4084 47.53%,
      0.6242 53.45%,
      0.7493 57.93%,
      0.8495 62.97%,
      0.8888 65.67%,
      0.9213 68.51%,
      0.9629 73.9%,
      0.9876 80.16%,
      0.998 87.5%,
      1 100%
    );
    --power-4-out: linear(
      0 0%,
      0.0012 14.95%,
      0.0089 22.36%,
      0.0297 28.43%,
      0.0668 33.43%,
      0.0979 36.08%,
      0.1363 38.55%,
      0.2373 43.07%,
      0.3675 47.01%,
      0.5984 52.15%,
      0.7121 55.23%,
      0.8192 59.21%,
      0.898 63.62%,
      0.9297 66.23%,
      0.9546 69.06%,
      0.9733 72.17%,
      0.9864 75.67%,
      0.9982 83.73%,
      1 100%
    );
    --sine: linear(
      0 0%,
      0.2861 18.47%,
      0.4829 32.08%,
      0.6437 44.52%,
      0.7712 56.07%,
      0.8722 67.47%,
      0.9115 73.02%,
      0.9434 78.49%,
      0.9682 83.91%,
      0.9859 89.3%,
      0.9965 94.66%,
      1 100%
    );
  }
  @-webkit-keyframes fade {
    0%,
    55% {
      opacity: 0;
    }
  }
  @keyframes fade {
    0%,
    55% {
      opacity: 0;
    }
  }
  @-webkit-keyframes reveal {
    0%,
    30% {
      scale: 0;
    }
  }
  @keyframes reveal {
    0%,
    30% {
      scale: 0;
    }
  }
  @-webkit-keyframes scale-x {
    0%,
    10% {
      width: calc(100vw - (2 * var(--gutter)));
    }
  }
  @keyframes scale-x {
    0%,
    10% {
      width: calc(100vw - (2 * var(--gutter)));
    }
  }
  @-webkit-keyframes scale-y {
    0%,
    10% {
      height: calc(100vh - (2 * var(--gutter)));
    }
  }
  @keyframes scale-y {
    0%,
    10% {
      height: calc(100vh - (2 * var(--gutter)));
    }
  }
  @media (prefers-reduced-motion: no-preference) {
    [data-enhanced='true'] {
      main section:first-of-type {
        min-height: 240vh;
      }

      @supports (animation-timeline: scroll()) and (animation-range: 0 100%) {
        main section:first-of-type {
          view-timeline: --runner;
        }

        &[data-center='true'] {
          .scaler img {
            -webkit-animation-name: scale-x, scale-y;
                    animation-name: scale-x, scale-y;
            -webkit-animation-fill-mode: both;
                    animation-fill-mode: both;
            -webkit-animation-timing-function: var(--power-2-out), var(--power-1-out);
                    animation-timing-function: var(--power-2-out), var(--power-1-out);
            animation-timeline: --runner, --runner;
            animation-range: entry 100% exit -20%;
          }
        }

        &[data-layers='true'] {
          .grid .layer {
            -webkit-animation-name: fade, reveal;
                    animation-name: fade, reveal;
            -webkit-animation-fill-mode: both;
                    animation-fill-mode: both;
            animation-timeline: --runner, --runner;
            -webkit-animation-timing-function: var(--sine), var(--power-1-out);
                    animation-timing-function: var(--sine), var(--power-1-out);
            animation-range: entry 100% exit 0%;
          }
          &[data-stagger='timing'] .grid .layer {
            &:nth-of-type(1) {
              -webkit-animation-timing-function: var(--sine), var(--power-1-out);
                      animation-timing-function: var(--sine), var(--power-1-out);
            }
            &:nth-of-type(2) {
              -webkit-animation-timing-function: var(--sine), var(--power-3-out);
                      animation-timing-function: var(--sine), var(--power-3-out);
            }
            &:nth-of-type(3) {
              -webkit-animation-timing-function: var(--sine), var(--power-4-out);
                      animation-timing-function: var(--sine), var(--power-4-out);
            }
          }
          &[data-stagger='range'] .grid .layer {
            &:nth-of-type(1) {
              animation-range: entry 100% exit 0%;
            }
            &:nth-of-type(2) {
              animation-range: entry 100% exit -10%;
            }
            &:nth-of-type(3) {
              animation-range: entry 100% exit -20%;
            }
          }
        }
      }
    }
  }
}

@layer setup {
  /* gross calculations here to appease Safari and Firefox */
  :root {
    --container-width: 1600px;
    --gap: clamp(10px, 7.35vw, 80px);
    --gutter: 2rem;
  }
  @media (max-width: 600px) {
    :root {
      --gutter: 1rem;
    }
  }

  .content {
    min-height: 100vh;
    width: 100vw;
    display: flex;
    place-items: center;
    align-content: center;
    position: sticky;
    top: 0;
  }

  .scaler {
    z-index: 2;
    width: 100%;
    height: 100%;
    position: relative;

    img {
      position: absolute;
      top: 50%;
      left: 50%;
      translate: -50% -50%;
      -o-object-fit: cover;
         object-fit: cover;
      border-radius: 1rem;
      width: 100%;
      height: 100%;
    }
  }
}

@layer grid {
  /* it's a 5x3 grid usin.........完整代码请登录后点击上方下载按钮下载查看

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