/* - ++resource++sliding_templates/jqgalscroll.js - */
// http://www.agenziacampaniainnovazione.it/portal_javascripts/++resource++sliding_templates/jqgalscroll.js?original=1
var parameters={ease:null,speed:0,height:100,width:140,titleOpacity:.60,direction:'horizontal',num_item:1,autoscroll:'true',obj:'.portletSlidingPortlet'};jq.fn.jqGalScroll=function(options){var current=0;return this.each(function(i){var el=this;el.curImage=0;el.jqthis=jq(this).css({position:'relative'});el.jqchildren=el.jqthis.children();el.opts=jq.extend({},parameters,options);var root_item=jq(el.opts.obj);el.index=i;el.totalChildren=el.jqchildren.size();el.total=el.totalChildren/num_item;var width,height;var num_item=el.opts.num_item;if(num_item>el.totalChildren) num_item=el.totalChildren;switch(el.opts.direction){case 'horizontal':width=el.totalChildren * el.opts.width;height=el.opts.height;break;case 'vertical':width=el.opts.width;height=el.totalChildren * el.opts.height;break;default:width=el.totalChildren * el.opts.width;height=el.totalChildren * el.opts.height;break};el.container=jq('<div class="jqGSContainer">').css({position:'relative'});el.ImgContainer=jq('<div class="jqGSImgContainer" style="height:'+el.opts.height+'px;position:relative;overflow:hidden">').css({height:el.opts.height,width:el.opts.width,position:'relative',overflow:'hidden'});el.jqthis.css({height:height,width:width});el.jqthis.wrap(el.container);el.jqthis.wrap(el.ImgContainer);var jqaPrev=jq('.sliding-prev',root_item).click(function(){current=el.index;if(current==0){current=el.totalChildren-1}
else current=current-num_item;var params={};if(el.opts.direction=='diagonal'){params={right:(el.opts.width*current),bottom:(el.opts.height*current)}}
else if(el.opts.direction=='vertical'){params={bottom:(el.opts.height*current)}}
else if(el.opts.direction=='horizontal'){params={right:(el.opts.width/num_item * current)}};el.jqthis.stop().animate(params,el.opts.speed,el.opts.ease);if(el.opts.autoscroll==true){clearTimeout(timeId);timeId=setInterval(Next,5000)}
el.index=current;return false});
function Next(){current=el.index;if(num_item<el.totalChildren){if(current>=el.totalChildren-1)
current=0;else
current=current+num_item;var params={};if(el.opts.direction=='diagonal'){params={right:(el.opts.width/ num_item * current),bottom:(el.opts.height / num_item * current)}}
else if(el.opts.direction=='vertical'){params={bottom:(el.opts.height/num_item * current)}}
else if(el.opts.direction=='horizontal'){params={right:(el.opts.width/num_item * current)}};el.jqthis.stop().animate(params,el.opts.speed,el.opts.ease);el.index=current}}
if(el.opts.autoscroll==true){var timeId=setInterval(Next,5000)}
var jqaNext=jq('.sliding-next',root_item).click(function(){Next();if(el.opts.autoscroll==true){clearTimeout(timeId);timeId=setInterval(Next,5000)}
return false});var pos={x:0,y:0};el.jqchildren.each(function(j){var li_height=el.opts.height;var li_width=el.opts.width;var selected='';if(el.opts.direction=='diagonal'){li_width/=num_item;li_height/=num_item;pos.x=j * li_width;pos.y=j * li_height}
else if(el.opts.direction=='horizontal'){li_width/=num_item;pos.x=j * li_width}
else if(el.opts.direction=='vertical'){li_height/=num_item;pos.y=j * li_height};var jqchild=jq(this).css({height:li_height,width:li_width,position:'absolute',left:pos.x,top:pos.y})})})};