数字科技背景动画效果代码-html代码-BFW代码库

数字科技背景动画效果代码

代码语言：html

所属分类：背景

代码描述：数字科技背景动画效果代码

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">


<link href="https://fonts.googleapis.com/css2?family=Roboto:wght@100&display=swap" rel="stylesheet">

<style>
    * {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: "Roboto";
  font-weight: 100;
}

body {
  font-size: 18px;
  color: hsla(210deg, 100%, 100%, 1);
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

h1 {
  text-transform: uppercase;
  letter-spacing: 1.5em;
  font-size: clamp(1em, 5vw, 4em);
  animation: breath 10000ms ease-in-out infinite alternate;
}
h1 > .last {
  letter-spacing: 0;
}

@keyframes breath {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.1);
  }
}

canvas {
  position: absolute;
  top: 0;
  left: 0;
  margin: 0;
  padding: 0;
  background-color: hsla(240deg, 20%, 20%, 1);
}
</style>
</head>
<body>

<canvas id="lines"></canvas>
  <h1>The futur<span class="last">e</span></h1>

<script>
    (function () {
  const canvas = document.getElementById("lines");
  const ctx = canvas.getContext("2d");
  let width;
  let height;
  class Line {
    constructor(origin, size, length, color, style = "pattern") {
      this.size = size;
      this.origin = origin;
      this.length = length;
      this.color = color;
      this.style = style;
      this.origin = `M${origin.x},${origin.y}`;
      this.offSet = 0;
      this.line = null;
      this.offSetSpeed = length / size;
    }
    getColorString() {
      return `hsla(${this.color.h}deg,${this.color.s}%,${this.color.l}%,${this.color.a})`;
    }
    generators() {
      return [
        {
          line: `h${this.size}`,
          mag: this.size
        },
        {
          line: `h-${this.size}`,
          mag: this.size
        },
        {
          line: `v${this.size}`,
          mag: this.size
        },
        {
          line: `v-${this.size}`,
          mag: this.size
        },
        {
          line: `l${this.size},${this.size}`,
          mag: Math.hypot(this.size, this.size)
        },
        {
          line: `l${this.size}-${this.size}`,
          mag: Math.hypot(this.size, this.size)
        },
        {
          line: `l-${this.size},${this.size}`,
          mag: Math.hypot(this.size, this.size)
        },
        {
          line: `l-${this.size}-${this.size}`,
          mag: Math.hypot(this.size, this.size)
        }
      ];
    }
    generate() {
      let segments = this.generators(this.size);
      let path = this.origin;
      let mag = 0;
      let fragment;
      let i;
      for (i = 0; i < this.length; i += 1) {
        fragment = segments[(Math.random() * segments.length) | 0];
        path += ` ${fragment.line}`;
        mag += fragment.mag;
      }
      this.line = {
        path,
        mag
      };
      return this;
    }
    renderStyle(style) {
      if (style === "glitches") {
        ctx.lineDashOffset = this.line.mag + this.offSet;
        ctx.setLineDash([
          this.size ** 1.5,
          (this.line.mag / this.length) * this.size ** 2
        ]);
      .........完整代码请登录后点击上方下载按钮下载查看