includes/clientside/static/fat.js
author Dan Fuhry <dan@enanocms.org>
Thu, 28 Oct 2010 03:05:31 -0400
changeset 1308 f9bee9b125ee
parent 1227 bdac73ed481e
permissions -rw-r--r--
Parser updates. Added the "styled" keyword to wikitables to allow them to be styled using the current theme's standard table skinning, and changes to how the image tag parser decides how to display an image (framed, inline or raw).
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// @name      The Fade Anything Technique
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// @namespace http://www.axentric.com/aside/fat/
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// @version   1.0-RC1
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// @author    Adam Michela
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var Fat = {
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	make_hex : function (r,g,b) 
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	{
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		r = r.toString(16); if (r.length == 1) r = '0' + r;
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		g = g.toString(16); if (g.length == 1) g = '0' + g;
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		b = b.toString(16); if (b.length == 1) b = '0' + b;
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		return "#" + r + g + b;
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	},
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	fade_all : function ()
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	{
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		var a = document.getElementsByTagName("div");
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		for (var i = 0; i < a.length; i++) 
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		{
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			var o = a[i];
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			var r = /fade-?(\w{3,6})?/.exec(o.className);
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			if (r)
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			{
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				if (!r[1]) r[1] = "";
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bdac73ed481e Going ahead with the switch to tabs. This is a major coding standards change! If any unusual parser bugs show up, check this changeset. Converted all .php, .js, .tpl, .css, and .json files and did basic testing.
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				if (!o.id) o.id = 'autofat_'+Math.floor(Math.random() * 100000);
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				if (o.id) Fat.fade_element(o.id,null,null,"#"+r[1]);
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			}
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		}
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	},
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	fade_element : function (id, fps, duration, from, to) 
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	{
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		if (!fps) fps = 30;
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		if (!duration) duration = 3000;
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		if (!from || from=="#") from = "#FFFF33";
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		if (!to) to = this.get_bgcolor(id);
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		var frames = Math.round(fps * (duration / 1000));
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		var interval = duration / frames;
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		var delay = interval;
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		var frame = 0;
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		if (from.length < 7) from += from.substr(1,3);
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		if (to.length < 7) to += to.substr(1,3);
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		var rf = parseInt(from.substr(1,2),16);
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		var gf = parseInt(from.substr(3,2),16);
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		var bf = parseInt(from.substr(5,2),16);
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		var rt = parseInt(to.substr(1,2),16);
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		var gt = parseInt(to.substr(3,2),16);
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		var bt = parseInt(to.substr(5,2),16);
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		var r,g,b,h;
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		while (frame < frames)
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		{
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			r = Math.floor(rf * ((frames-frame)/frames) + rt * (frame/frames));
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			g = Math.floor(gf * ((frames-frame)/frames) + gt * (frame/frames));
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			b = Math.floor(bf * ((frames-frame)/frames) + bt * (frame/frames));
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			h = this.make_hex(r,g,b);
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			setTimeout("Fat.set_bgcolor('"+id+"','"+h+"')", delay);
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			frame++;
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			delay = interval * frame; 
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		}
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		setTimeout("Fat.set_bgcolor('"+id+"','"+to+"')", delay);
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	},
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	set_bgcolor : function (id, c)
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	{
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		var o = document.getElementById(id);
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bdac73ed481e Going ahead with the switch to tabs. This is a major coding standards change! If any unusual parser bugs show up, check this changeset. Converted all .php, .js, .tpl, .css, and .json files and did basic testing.
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		if(!o) return;
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		o.style.backgroundColor = c;
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	},
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	get_bgcolor : function (id)
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	{
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		var o = document.getElementById(id);
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		while(o)
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		{
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			var c;
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			if (window.getComputedStyle) c = window.getComputedStyle(o,null).getPropertyValue("background-color");
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			if (o.currentStyle) c = o.currentStyle.backgroundColor;
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			if ((c != "" && c != "transparent") || o.tagName == "BODY") { break; }
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			o = o.parentNode;
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		}
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		if (c == undefined || c == "" || c == "transparent") c = "#FFFFFF";
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		var rgb = c.match(/rgb\s*\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*\)/);
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		if (rgb) c = this.make_hex(parseInt(rgb[1]),parseInt(rgb[2]),parseInt(rgb[3]));
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		return c;
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	}
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}
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addOnloadHook(Fat.fade_all);
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