canvas实现绚丽烟花秀最后汇聚成文字粒子动画效果代码-html代码-BFW代码库

canvas实现绚丽烟花秀最后汇聚成文字粒子动画效果代码

代码语言：html

所属分类：动画

代码描述：canvas实现绚丽烟花秀最后汇聚成文字粒子动画效果代码

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="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>2026新年快乐烟花秀</title>
    <style>
        body {
            margin: 0;
            padding: 0;
            background: #000;
            overflow: hidden;
            font-family: 'Microsoft YaHei', sans-serif;
        }
        canvas {
            display: block;
        }
    </style>
</head>
<body>

<canvas id="canvas"></canvas>

<script>
    // --- 基础设置 ---
    const canvas = document.getElementById('canvas');
    const ctx = canvas.getContext('2d');
    let cw = window.innerWidth;
    let ch = window.innerHeight;
    
    // 设置画布大小
    canvas.width = cw;
    canvas.height = ch;

    // 监听窗口大小变化
    window.addEventListener('resize', () => {
        cw = window.innerWidth;
        ch = window.innerHeight;
        canvas.width = cw;
        canvas.heig.........完整代码请登录后点击上方下载按钮下载查看