/**


* Main script file


* @package News Show Pro aim4


* @Copyright (C) 2009-2011 aviationhome.com


* @ All rights reserved


* @ Joomla! is Free Software


* @ Released under GNU/GPL License : http://www.gnu.org/copyleft/gpl.html


* @version $Revision: aim4 1.4 $


**/





window.addEvent("load", function(){	


	$$('.nspMain').each(function(module){	


		if(!module.hasClass('activated')) {


			module.addClass('activated');	


			var $G = $Gavick[module.getProperty('id')];


			var arts_actual = 0;


			var list_actual = 0;


			var arts_block_width = module.getElement('.nspArts') ? module.getElement('.nspArts').getSize().x : null;


			var links_block_width = module.getElement('.nspList') ? module.getElement('.nspList').getSize().x : null;


			var arts = module.getElements('.nspArt');


			var links = (module.getElement('.nspList')) ? module.getElement('.nspList').getElements('li') : [];


			var arts_per_page = $G['news_column'] * $G['news_rows'];


			var pages_amount = Math.ceil(arts.length / arts_per_page);


			var links_pages_amount = Math.ceil(Math.ceil(links.length / $G['links_amount']) / $G['links_columns_amount']);


			var hover_anim = module.hasClass('hover');


			var animation = true;


			var modInterface = { 


				top: module.getElement('.nspTopInterface'), 


				bottom: module.getElement('.nspBotInterface')


			};


			// arts


			if(arts.length > 0){


				for(var i = 0; i < pages_amount; i++){


					var div = new Element('div');


					div.setProperty('class', "nspArtPage");


					div.setStyles({ "width" : arts_block_width+"px", "float" : "left" });


					div.inject(arts[0], 'before');


				}	


				var j = 0;


				for(var i = 0; i < arts.length; i++) {


					if(i % arts_per_page == 0 && i != 0) { j++; }


					if(Browser.Engine.trident) arts[i].setStyle('width', (arts[i].getStyle('width').toInt() - 0.2) + "%");


					arts[i].inject(module.getElements('.nspArtPage')[j], 'bottom');


					arts[i].removeClass('unvisible');


				}


				var main_scroll = new Element('div');


				main_scroll.setProperty('class', "nspArtScroll1");


				main_scroll.setStyles({ "width" : arts_block_width + "px", "overflow" : "hidden" });


				main_scroll.innerHTML = '<div class="nspArtScroll2"></div>';


				main_scroll.inject(module.getElement('.nspArtPage'), 'before');


				var long_scroll = module.getElement('.nspArtScroll2');


				long_scroll.setStyle('width','100000px');


				module.getElements('.nspArtPage').inject(long_scroll, 'bottom');


				var art_scroller = new Fx.Scroll(main_scroll, {duration:$G['animation_speed'], wait:false, wheelStops:false, transition: $G['animation_function']});


			}


			// links


			if(links.length > 0){


				for(var i = 0; i < links_pages_amount * $G['links_columns_amount']; i++){


					var ul = new Element('ul');


					ul.setStyles({ "width" : Math.floor(links_block_width / $G['links_columns_amount']) +"px", "float" : "left" });


					ul.setProperty("class","nspList");


					ul.inject(module.getElement('.nspLinks'), 'top');


				}


				


				var k = 0;


				for(var i = 0; i < links.length; i++) {


					if(i % $G['links_amount'] == 0 && i != 0) { k++; }


					links[i].inject(module.getElements('ul.nspList')[k], 'bottom');


					links[i].removeClass('unvisible');


				}


				var linkLists = module.getElements('.nspList');


				linkLists[linkLists.length - 1].dispose();


				var link_scroll = new Element('div');


				link_scroll.setProperty("class","nspLinkScroll1");


				link_scroll.setStyles({ "width" : links_block_width + "px", "overflow" : "hidden" });


				link_scroll.innerHTML = '<div class="nspLinkScroll2"></div>';


				link_scroll.inject(module.getElement('.nspLinks'), 'top');


				var long_link_scroll = module.getElement('.nspLinkScroll2');


				long_link_scroll.setStyle('width','100000px');


				module.getElements('.nspList').inject(long_link_scroll, 'bottom');


				var link_scroller = new Fx.Scroll(link_scroll, {duration:$G['animation_speed'], wait:false, wheelStops:false, transition: $G['animation_function']});


			}


			// top interface


			nsp_art_list(0, module, modInterface.top, pages_amount);


			nsp_art_list(0, module, modInterface.bottom, links_pages_amount);


			if(modInterface.top && modInterface.top.getElement('.nspPagination')){


				modInterface.top.getElement('.nspPagination').getElements('li').each(function(item,i){


					item.addEvent(hover_anim ? 'mouseenter' : 'click', function(){


						art_scroller.start(i*arts_block_width, 0);


						arts_actual = i;


						if(Browser.Engine.presto){


				 			new Fx.Tween(module.getElement('.nspArtScroll2'), {duration:$G['animation_speed'], wait:false, transition: $G['animation_function']}).start('margin-left',-1 * arts_actual * arts_block_width);


						}


						nsp_art_list(i, module, modInterface.top, pages_amount);


						animation = false;


						(function(){animation = true;}).delay($G['animation_interval'] * 0.8);


					});	


				});


			}


			


			if(modInterface.top && modInterface.top.getElement('.nspPrev')){


				modInterface.top.getElement('.nspPrev').addEvent("click", function(){


					if(arts_actual == 0) arts_actual = pages_amount - 1;


					else arts_actual--;


					art_scroller.start(arts_actual * arts_block_width, 0);


					if(Browser.Engine.presto){


				 		new Fx.Tween(module.getElement('.nspArtScroll2'), {duration:$G['animation_speed'], wait:false, transition: $G['animation_function']}).start('margin-left', -1 * arts_actual * arts_block_width);	


					}


					nsp_art_list(arts_actual, module, modInterface.top, pages_amount);


					animation = false;


					(function(){animation = true;}).delay($G['animation_interval'] * 0.8);


				});


				modInterface.top.getElement('.nspNext').addEvent("click", function(){


					if(arts_actual == pages_amount - 1) arts_actual = 0;


					else arts_actual++;


					art_scroller.start(arts_actual * arts_block_width, 0);


					if(Browser.Engine.presto){


				 		new Fx.Tween(module.getElement('.nspArtScroll2'), {duration:$G['animation_speed'], wait:false, transition: $G['animation_function']}).start('margin-left', -1 * arts_actual * arts_block_width);	


					}


					nsp_art_list(arts_actual, module, modInterface.top, pages_amount);


					animation = false;


					(function(){animation = true;}).delay($G['animation_interval'] * 0.8);


				});


			}


			// bottom interface


			if(modInterface.bottom && modInterface.bottom.getElement('.nspPagination')){


				modInterface.bottom.getElement('.nspPagination').getElements('li').each(function(item,i){


					item.addEvent(hover_anim ? 'mouseenter' : 'click', function(){


						link_scroller.start(i*links_block_width, 0);


						list_actual = i;


						if(Browser.Engine.presto){


				 			new Fx.Tween(module.getElement('.nspLinkScroll2'), {duration:$G['animation_speed'], wait:false, transition: $G['animation_function']}).start('margin-left', -1 * list_actual * links_block_width);	


						}


						nsp_art_list(i, module, modInterface.bottom, links_pages_amount);


					});	


				});


			}


			if(modInterface.bottom && modInterface.bottom.getElement('.nspPrev')){


				modInterface.bottom.getElement('.nspPrev').addEvent("click", function(){


					if(list_actual == 0) list_actual = links_pages_amount - 1;


					else list_actual--;


					link_scroller.start(list_actual * links_block_width, 0);


	


					if(Browser.Engine.presto){


			 			new Fx.Tween(module.getElement('.nspLinkScroll2'), {duration:$G['animation_speed'], wait:false, transition: $G['animation_function']}).start('margin-left', -1 * list_actual * links_block_width);	


					}


					nsp_art_list(list_actual, module, modInterface.bottom, links_pages_amount);


				});


				modInterface.bottom.getElement('.nspNext').addEvent("click", function(){


					if(list_actual == links_pages_amount - 1) list_actual = 0;


					else list_actual++;


					link_scroller.start(list_actual * links_block_width, 0);


					if(Browser.Engine.presto){


	 					new Fx.Tween(module.getElement('.nspLinkScroll2'), {duration:$G['animation_speed'], wait:false, transition: $G['animation_function']}).start('margin-left', -1 * list_actual * links_block_width);	


					}


					nsp_art_list(list_actual, module, modInterface.bottom, links_pages_amount);


				});


			}


			if(module.hasClass('autoanim')){


				(function(){


					if(modInterface.top && modInterface.top.getElement('.nspNext')){


						if(animation) modInterface.top.getElement('.nspNext').fireEvent("click");


					}else{


						if(arts_actual == pages_amount - 1) arts_actual = 0;


						else arts_actual++;


						art_scroller.start(arts_actual * arts_block_width, 0);


						if(Browser.Engine.presto){


					 		new Fx.Tween(module.getElement('.nspArtScroll2'), {duration:$G['animation_speed'], wait:false, transition: $G['animation_function']}).start('margin-left', -1 * arts_actual * arts_block_width);	


						}


						nsp_art_list(arts_actual, module, modInterface.top, pages_amount);


					}


				}).periodical($G['animation_interval']);


			}


		}


	});


	function nsp_art_list(i, module, position, num){


		if(position && position.getElement('.nspPagination')){


			var pagination = position.getElement('.nspPagination');


			pagination.getElements('li').setProperty('class', '');


			pagination.getElements('li')[i].setProperty('class', 'active');


		}


		


		if(position && position.getElement('.nspCounter')){


			position.getElement('.nspCounter').getElement('span').innerHTML =  (i+1) + ' / ' + num;


		}


	}


});