modules/views_ticker/views.ticker.bbc.js

/*
$Id$
News ticker plugin (BBC news style)
Bryan Gullan,2007
version 1.1.1
http://www.makemineatriple.com/jquery
Use and distrubute freely with this header
*/

(function($) {
	
	function runTicker(settings) {
		if(settings.firstRun == 1){
			currentLength = settings.currentLength;
			currentItem = settings.currentItem;
			settings.firstRun = 0;
		}
		if(currentItem == settings.newsItemCounter + 1){
			currentItem = 0;
		}
		
		if(currentLength == 0) {
			$(settings.newsList).empty().append('<li><a href="'+ settings.newsLinks[currentItem] +'"></a></li>');
		}
		
		if( currentLength % 2 == 0) {
				placeHolder = settings.placeHolder1;
		}
		else {
			placeHolder = settings.placeHolder2;
		}
		
		if( currentLength <= settings.newsItems[currentItem].length + 1) {
			var tickerText = settings.newsItems[currentItem].substring(0,currentLength);
			$(settings.newsList + ' li a').text(tickerText + placeHolder);
			currentLength ++;
			setTimeout(function(){runTicker(settings); settings = null;},settings.tickerRate);
		}
		else {
			$(settings.newsList + ' li a').text(settings.newsItems[currentItem]);
			currentLength = 0;
			currentItem ++;
			setTimeout(function(){runTicker(settings); settings = null;},settings.loopDelay);	
		}	
	}
	
	$.fn.extend({
		newsTicker: function(settings) {
			settings = jQuery.extend({
		 	  	newsList: "#news",
		   		tickerRate: 80,
		    	startDelay: 100,
		    	loopDelay: 3000,
		    	placeHolder1: " |",
		    	placeHolder2: "_"
			}, settings);
			
			var newsItems = new Array();
			var newsLinks = new Array();
			var newsItemCounter = 0;
			
			$(settings.newsList + ' li a').each(function(){
				newsItems[newsItemCounter] = $(this).text();
				newsLinks[newsItemCounter] = $(this).attr('href');
				newsItemCounter ++;
			});
			
			settings = jQuery.extend(settings,{
				newsItems: newsItems,
				newsLinks: newsLinks,
				newsItemCounter: newsItemCounter - 1,
				currentItem: 0,
				currentLength: 0,
				firstRun:1
			});
			
			setTimeout(function(){runTicker(settings); settings = null;},settings.startDelay);
		}
	
	});
	

})(jQuery);
1	/*
2	$Id$
3	News ticker plugin (BBC news style)
4	Bryan Gullan,2007
5	version 1.1.1
6	http://www.makemineatriple.com/jquery
7	Use and distrubute freely with this header
8	*/
9
10	(function($) {
11
12	function runTicker(settings) {
13	if(settings.firstRun == 1){
14	currentLength = settings.currentLength;
15	currentItem = settings.currentItem;
16	settings.firstRun = 0;
17	}
18	if(currentItem == settings.newsItemCounter + 1){
19	currentItem = 0;
20	}
21
22	if(currentLength == 0) {
23	$(settings.newsList).empty().append('<li><a href="'+ settings.newsLinks[currentItem] +'"></a></li>');
24	}
25
26	if( currentLength % 2 == 0) {
27	placeHolder = settings.placeHolder1;
28	}
29	else {
30	placeHolder = settings.placeHolder2;
31	}
32
33	if( currentLength <= settings.newsItems[currentItem].length + 1) {
34	var tickerText = settings.newsItems[currentItem].substring(0,currentLength);
35	$(settings.newsList + ' li a').text(tickerText + placeHolder);
36	currentLength ++;
37	setTimeout(function(){runTicker(settings); settings = null;},settings.tickerRate);
38	}
39	else {
40	$(settings.newsList + ' li a').text(settings.newsItems[currentItem]);
41	currentLength = 0;
42	currentItem ++;
43	setTimeout(function(){runTicker(settings); settings = null;},settings.loopDelay);
44	}
45	}
46
47	$.fn.extend({
48	newsTicker: function(settings) {
49	settings = jQuery.extend({
50	newsList: "#news",
51	tickerRate: 80,
52	startDelay: 100,
53	loopDelay: 3000,
54	placeHolder1: " \|",
55	placeHolder2: "_"
56	}, settings);
57
58	var newsItems = new Array();
59	var newsLinks = new Array();
60	var newsItemCounter = 0;
61
62	$(settings.newsList + ' li a').each(function(){
63	newsItems[newsItemCounter] = $(this).text();
64	newsLinks[newsItemCounter] = $(this).attr('href');
65	newsItemCounter ++;
66	});
67
68	settings = jQuery.extend(settings,{
69	newsItems: newsItems,
70	newsLinks: newsLinks,
71	newsItemCounter: newsItemCounter - 1,
72	currentItem: 0,
73	currentLength: 0,
74	firstRun:1
75	});
76
77	setTimeout(function(){runTicker(settings); settings = null;},settings.startDelay);
78	}
79
80	});
81
82
83	})(jQuery);