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| /*
* vertical news ticker
* Tadas Juozapaitis ( kasp3rito [eta] gmail (dot) com )
* http://www.jugbit.com/jquery-vticker-vertical-news-ticker/
*/
(function($){
$.fn.vTicker = function(options) {
var defaults = {
speed: 700,
pause: 4000,
showItems: 3,
animation: '',
mousePause: true,
isPaused: false,
direction: 'up',
height: 0
};
var options = $.extend(defaults, options);
moveUp = function(obj2, height, options){
if(options.isPaused)
return;
var obj = obj2.children('ul');
var clone = obj.children('li:first').clone(true);
if(options.height > 0)
{
height = obj.children('li:first').height();
}
obj.animate({top: '-=' + height + 'px'}, options.speed, function() {
$(this).children('li:first').remove();
$(this).css('top', '0px');
});
if(options.animation == 'fade')
{
obj.children('li:first').fadeOut(options.speed);
if(options.height == 0)
{
obj.children('li:eq(' + options.showItems + ')').hide().fadeIn(options.speed).show();
}
}
clone.appendTo(obj);
};
moveDown = function(obj2, height, options){
if(options.isPaused)
return;
var obj = obj2.children('ul');
var clone = obj.children('li:last').clone(true);
if(options.height > 0)
{
height = obj.children('li:first').height();
}
obj.css('top', '-' + height + 'px')
.prepend(clone);
obj.animate({top: 0}, options.speed, function() {
$(this).children('li:last').remove();
});
if(options.animation == 'fade')
{
if(options.height == 0)
{
obj.children('li:eq(' + options.showItems + ')').fadeOut(options.speed);
}
obj.children('li:first').hide().fadeIn(options.speed).show();
}
};
return this.each(function() {
var obj = $(this);
var maxHeight = 0;
obj.css({overflow: 'hidden', position: 'relative'})
.children('ul').css({position: 'absolute', margin: 0, padding: 0})
.children('li').css({margin: 0, padding: 0});
if(options.height == 0)
{
obj.children('ul').children('li').each(function(){
if($(this).height() > maxHeight)
{
maxHeight = $(this).height();
}
});
obj.children('ul').children('li').each(function(){
$(this).height(maxHeight);
});
obj.height(maxHeight * options.showItems);
}
else
{
obj.height(options.height);
}
var interval = setInterval(function(){
if(options.direction == 'up')
{
moveUp(obj, maxHeight, options);
}
else
{
moveDown(obj, maxHeight, options);
}
}, options.pause);
if(options.mousePause)
{
obj.bind("mouseenter",function(){
options.isPaused = true;
}).bind("mouseleave",function(){
options.isPaused = false;
});
}
});
};
})(jQuery); |