canvas实现城市烟花特效-html代码-BFW代码库

canvas实现城市烟花特效

代码语言：html

所属分类：粒子

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">

<title>Canvas Fireworks</title>

<style>
      html, body {
	margin: 0;	
	padding: 0;
}

body {
	background: #171717;
	color: #999;
	font: 100%/18px helvetica, arial, sans-serif;
}

a {
	color: #2fa1d6;
	font-weight: bold;
	text-decoration: none;
}

a:hover {
	color: #fff;	
}

#canvas-container {
	background: #000 url(http://repo.bfw.wiki/bfwrepo/images/bg.jpg);
  height: 400px;
	left: 50%;
	margin: -200px 0 0 -300px;
	position: absolute;
	top: 50%;
  width: 600px;
	z-index: 2;
}
		
canvas {
	cursor: crosshair;
	display: block;
	position: relative;
	z-index: 3;
}

canvas:active {
	cursor: crosshair;
}

#skyline {
	background: url(http://repo.bfw.wiki/bfwrepo/images/skyline.png) repeat-x 50% 0;
	bottom: 0;
	height: 135px;
	left: 0;
	position: absolute;
	width: 100%;
	z-index: 1;	
}

#mountains1 {
	background: url(http://repo.bfw.wiki/bfwrepo/images/mountains1.png) repeat-x 40% 0;
	bottom: 0;
	height: 200px;
	left: 0;
	position: absolute;
	width: 100%;
	z-index: 1;	
}

#mountains2 {
	background: url(http://repo.bfw.wiki/bfwrepo/images/mountains2.png) repeat-x 30% 0;
	bottom: 0;
	height: 250px;
	left: 0;
	position: absolute;
	width: 100%;
	z-index: 1;	
}

#gui {
	right: 0;
	position: fixed;
	top: 0;
	z-index: 3;
}
    </style>

<script src="http://repo.bfw.wiki/bfwrepo/js/prefixfree.min.js"></script>

</head>
<body translate="no">
<div id="gui"></div>
<div id="canvas-container">
<div id="mountains2"></div>
<div id="mountains1"></div>
<div id="skyline"></div>
</div>

<script src='http://repo.bfw.wiki/bfwrepo/js/jquery.17.js'></script>
<script src='http://repo.bfw.wiki/bfwrepo/js/dat.gui.min.js'></script>
<script>
      var Fireworks = function () {
  /*=============================================================================*/
  /* Utility
                                                                                    /*=============================================================================*/
  var self = this;
  var rand = function (rMi, rMa) {return ~~(M.........完整代码请登录后点击上方下载按钮下载查看