原生js实现雷雨交加的效果-html代码-BFW代码库

原生js实现雷雨交加的效果

代码语言：html

所属分类：动画

代码描述：原生js实现雷雨交加的效果

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">

<style>
* {
  margin: 0;
  padding: 0;
}

canvas {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
}

canvas#canvasThunder {
  z-index: 1;
  background: #131041;
}

canvas#canvasCloud {
  z-index: 2;
}

canvas#canvasRain {
  z-index: 3;
}
</style>

</head>
<body translate="no">
<canvas id="canvasThunder">Canvas not supported.</canvas>
<canvas id="canvasCloud">Canvas not supported.</canvas>
<canvas id="canvasRain">Canvas not supported.</canvas>

<script >
(function () {
  'use strict';
  window.addEventListener('load', function () {
    var canvasThunder = document.getElementById('canvasThunder');
    var canvasCloud = document.getElementById('canvasCloud');
    var canvasRain = document.getElementById('canvasRain');

    if (!canvasThunder || !canvasThunder.getContext) {
      return false;
    }

    /********************
        Random Number
      ********************/

    function rand(min, max) {
      return Math.floor(Math.random() * (max - min + 1) + min);
    }

    /********************
        Var
      ********************/

    var canvasThunderCtx = canvasThunder.getContext('2d');
    var canvasC.........完整代码请登录后点击上方下载按钮下载查看