canvas实现下雨夜晚十种不同形状烟花绽放粒子动画效果代码-html代码-BFW代码库

canvas实现下雨夜晚十种不同形状烟花绽放粒子动画效果代码

代码语言：html

所属分类：粒子

代码描述：canvas实现下雨夜晚十种不同形状烟花绽放粒子动画效果代码

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="en" >

<head>
  <meta charset="UTF-8">
  

<link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/bootstrap.4.3.1.min.css">
<style>
@import url("https://fonts.googleapis.com/css2?family=Roboto&display=swap");

body {
  margin: 0;
  overflow: hidden;
  background: linear-gradient(to bottom, #000033, #000066);
  cursor: crosshair;
  font-family: "Roboto", serif;
}

.controls {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.1);
  padding: 15px;
  border-radius: 10px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

#fullscreenBtn {
  position: fixed;
  top: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  padding: 8px 12px;
  font-size: 20px;
  cursor: pointer;
  transition: all 0.3s;
}

#fullscreenBtn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

button {
  padding: 2px 4px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.3s;
}

.type1 {
  background: #ff4444;
}
.type2 {
  background: #44ff44;
}
.type3 {
  background: #4444ff;
}
.type4 {
  background: #ffff44;
}
.type5 {
  background: #ff44ff;
}
.type6 {
  background: #44ffff;
}
.type7 {
  background: #ff8844;
}
.type8 {
  background: #8844ff;
}
.type9 {
  background: #ff4488;
}
.type10 {
  background: #44ff88;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 2px 5px rgba(255, 255, 255, 0.2);
}

.snowflake {
  position: absolute;
  color: white;
  pointer-events: none;
}

canvas {
  filter: blur(0.5px);
}
</style>

  
  
</head>

<body translate="no">
  <canvas id="canvas"></canvas>
<button id="fullscreenBtn">⤢</button>
<div class="controls">
  <button class="type1" onclick="launchFirework(1)">Burst</button>
  <button class="type2" onclick="launchFirework(2)">Spider</button>
  <button class="type3" onclick="launchFirework(3)">Circle</button>
  <button class="type4" onclick="launchFirework(4)">Heart</button>
  <button class="type5" onclick="launchFirework(5)">Spiral</button>
  <button class="type6" onclick="launchFirework(6)">Double Ring</button>
  <button class="type7" onclick="launchFirework(7)">Cross</button>
  <button class="type8" onclick="launchFirework(8)">Star</button>
  <button class="type9" onclick="launchFirework(9)">Wave</button>
  <button class="type10" onclick="launchFirework(10)">Explosion</button>
</div>
  
      <script >
const canvas = document.getElementById("canvas");
const ctx = canvas.getContext("2d");
const fullscreenBtn = document.getElementById("fullscreenBtn");

// Fullscreen handling
fullscreenBtn.addEventListener("click", () => {
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