https://www1.barbacena.mg.gov.br/js/jquery.innerfade.js

1/* =========================================================
2
3// jquery.innerfade.js
4
5// Datum: 2007-01-29
6// Firma: Medienfreunde Hofmann & Baldes GbR
7// Autor: Torsten Baldes
8// Mail: [email protected]
9// Web: http://medienfreunde.com
10
11// based on the work of Matt Oakes http://portfolio.gizone.co.uk/applications/slideshow/
12
13// ========================================================= */
14
15
16(function($) {
17
18$.fn.innerfade = function(options) {
19
20	this.each(function(){ 	
21		
22		var settings = {
23			animationtype: 'fade',
24			speed: 'normal',
25			timeout: 2000,
26			type: 'sequence',
27			containerheight: 'auto',
28			runningclass: 'innerfade'
29		};
30		
31		if(options)
32			$.extend(settings, options);
33		
34		var elements = $(this).children();
35	
36		if (elements.length > 1) {
37		
38			$(this).css('position', 'relative');
39	
40			$(this).css('height', settings.containerheight);
41			$(this).addClass(settings.runningclass);
42			
43			for ( var i = 0; i < elements.length; i++ ) {
44				$(elements[i]).css('z-index', String(elements.length-i)).css('position', 'absolute');
45				$(elements[i]).hide();
46			};
47		
48			if ( settings.type == 'sequence' ) {
49				setTimeout(function(){
50					$.innerfade.next(elements, settings, 1, 0);
51				}, settings.timeout);
52				$(elements[0]).show();
53			} else if ( settings.type == 'random' ) {
54				setTimeout(function(){
55					do { current = Math.floor ( Math.random ( ) * ( elements.length ) ); } while ( current == 0 )
56					$.innerfade.next(elements, settings, current, 0);
57				}, settings.timeout);
58				$(elements[0]).show();
59			}	else {
60				alert('type must either be \'sequence\' or \'random\'');
61			}
62			
63		}
64		
65	});
66};
67
68
69$.innerfade = function() {}
70$.innerfade.next = function (elements, settings, current, last) {
71
72	if ( settings.animationtype == 'slide' ) {
73		$(elements[last]).slideUp(settings.speed, $(elements[current]).slideDown(settings.speed));
74	} else if ( settings.animationtype == 'fade' ) {
75		$(elements[last]).fadeOut(settings.speed);
76		$(elements[current]).fadeIn(settings.speed);
77	} else {
78		alert('animationtype must either be \'slide\' or \'fade\'');
79	};
80	
81	if ( settings.type == 'sequence' ) {
82		if ( ( current + 1 ) < elements.length ) {
83			current = current + 1;
84			last = current - 1;
85		} else {
86			current = 0;
87			last = elements.length - 1;
88		};
89	}	else if ( settings.type == 'random' ) {
90		last = current;
91		while (	current == last ) {
92			current = Math.floor ( Math.random ( ) * ( elements.length ) );
93		};
94	}	else {
95		alert('type must either be \'sequence\' or \'random\'');
96	};
97	setTimeout((function(){$.innerfade.next(elements, settings, current, last);}), settings.timeout);
98};
99})(jQuery);