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August 29, 2015 13:56
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<html> | |
<head> | |
<style> | |
#wrapper{} | |
.box{float: left; border: 1px solid black;} | |
#main{width: 500px; height: 500px;} | |
.quad-holder{float: left; width: 450px; } | |
.quad{width: 100px; height: 100px; display: block; margin: 20px;} | |
.red{background: red;} | |
.green{background: green; } | |
.blue{background: blue;} | |
.yellow{background: yellow;} | |
.clear{display: block; clear: both;} | |
</style> | |
<script src="http://code.jquery.com/jquery-2.1.0.js"></script> | |
<script> | |
$(document).ready(function(){ | |
var main = $('#main'); | |
var quads = $('.quad'); | |
$('.quad').click(function(e){ | |
var quad = $(e.currentTarget)[0]; | |
var color = findColor(quad); | |
setColor(main, color); | |
}); | |
var setColor = function(el, color){ | |
el.css({backgroundColor: color}); | |
} | |
var findColor = function(el){ | |
var classes = el.className.split(' '); | |
var color = classes[classes.length-1]; | |
return color; | |
} | |
var randomizeColor = function(){ | |
var pos = Math.floor(Math.random() * quads.length); | |
var quad = quads[pos]; | |
var color = findColor(quad); | |
setColor(main, color); | |
} | |
var timer = window.setInterval(randomizeColor, 500); | |
}); | |
</script> | |
</head> | |
<body> | |
<div id="wrapper"> | |
<div id="main" class="box"> | |
</div> | |
<div class="quad-holder"> | |
<div id="box-1" class="box quad red"> | |
</div> | |
<div id="box-2" class="box quad green"> | |
</div> | |
<div class="clear"></div> | |
<div id="box-3" class="box quad blue"> | |
</div> | |
<div id="box-4" class="box quad yellow"> | |
</div> | |
</div> | |
</div> | |
</body> | |
</html> |
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This is a more sane version of the same code. Couple helper functions make things much clearer/more dry.