/** 
	thumbnailClick - onclick function 
**/
var selected_art="", start_pos=0, asyncScroll=false;
var nLinhas = 3; 
var nColunas= 19; 
var nPages=0; 
var arts_per_pg= nLinhas * nColunas; 
var max_position = arts_per_pg * nPages; 

$(document).ready(function (){
	if($("#scroll").get(0)!= undefined){
		fillScroll(); 		
	}	
	positionPage();
	$(window).resize(function(){positionPage();});
}); 



function fillScroll(){
		var scroll = "<div id='scrollMe' style='width:950px;'>"; 
		var art=""; 
///		Generate scroll bar 
		var pos,fClick="",fscroll; 
		var nCols=0; 
		for(var page=0; page<nPages; ++page) { 
			scroll+="<span class='artigos_page' style='left:"+(page*950)+"px'> "
			for(var line=0; line<nLinhas;++line){  
				scroll+="<span class='scroll_line'>"; 
				for(var col=0; col< nColunas;++col){  
					pos =  line *nColunas+col+page*(nLinhas * nColunas);   
					if((document.location+"").indexOf("/admin")==-1 && pos== max_position){ 
							nCols = page*(nColunas) + col; 
					} 
					 
					scroll += "<span class='scroll_art'  onclick='thumbnailClick(this,"+pos+")'>";			
					if((art = artigos["pos"+pos])!= undefined){
						scroll += "<a href='http://www.zeppelinvintage.com/artigo.php?a="+  art.nome + "'>";
						scroll += "<img onmouseover='borderMe(this,";
						scroll += '"'+ art.nome +'")' +"'";
						scroll +=  " class='thumbnail' src='http://www.zeppelinvintage.com/img/"+art.img + "' /></a>";
						if(art.nome == selected_art) scroll+="<img  class='border' src='http://www.zeppelinvintage.com/site_img/transparent.png'/>";
					}
					else if((document.location +"").indexOf("/admin")!=-1) scroll+=pos+" ";
					scroll += "</span>";  
				}
				scroll+="</span>"; 
			}
			scroll+="</span>";
		}
		$("#scroll").html(scroll+"</div>");
		if(nCols ==0) nCols =  (nPages-1)*nColunas; //admin
		if(nCols < nColunas) nCols = nColunas-1; //less than one page of arts 
		$("#scrollMe").css("width", ((nCols+1)*50+2) +"px"); 
		$("#scroll").autoscroll(AUTOSCROLL_X);
}

function borderMe(child, title){ $(child).parent().append("<img onmouseout='removeMe(this)' title='"+title+"' class='border' src='http://www.zeppelinvintage.com/site_img/transparent.png'/>"); }
function removeMe(elem){ $(elem).remove();}
function swapArt(archive){
	var max_position_main = 104;
	var max_position_arquivo= 152;
	var nPages_main =1+ Math.ceil(max_position_main/((arts_per_pg-1)*1.0));
	var nPages_arquivo =1+Math.ceil(max_position_arquivo/((arts_per_pg-1)*1.0)); 

	if(archive) { artigos=artigos_archive; nPages=nPages_arquivo+1;  max_position= max_position_arquivo; }else{ artigos = artigos_main; nPages=nPages_main+1; max_position = max_position_main;}  
	fillScroll();
	console.log(nPages);
}
function thumbnailClick(){}
/*function fScroll(e,page){
	var middle= (950/2.0); 
	var current = $("#scrollMe").css("left") ,leftBound= (middle-100) , rightBound=(middle+100); 
	var deltaX  = e.clientX>leftBound ? e.clientX-rightBound : leftBound - e.clientX; //incremento = distancia ao centro.
	
	var r = e.clientX> middle ? "-" : "+";
	if(e.clientX > leftBound && e.clientX < rightBound ) return;
	//TO much for the right... 
 	if(current>0 ) { $("#scrollMe").css("left",0); return; } 
	
	$("#scrollMe").animate({left:r+=deltaX}, {duration:300, queue:false}); 	
}*/

function positionPage() {	 
  if((document.location + "").indexOf("/admin")>0) return;
  var myWidth = 0, myHeight = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
    myHeight = window.innerHeight;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
    myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
    myHeight = document.body.clientHeight;
  }
	
	myHeight=(myHeight-550)/2 > 0 ?(myHeight-550)/2  : 0 ;
	myWidth =(myWidth-950)/2>0 ? (myWidth-950)/2 :0; 

	$(".pageBody").css("top" , myHeight+"px"); 
	$(".pageBody").css("left", myWidth+"px"); 
	fillScroll();
}


var AUTOSCROLL_BOTH, AUTOSCROLL_X, AUTOSCROLL_Y;
// jQuery autoscroll plugin
//
// Copyright 2010 Wilker Lucio <wilkerlucio@gmail.com>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
AUTOSCROLL_X = 1;
AUTOSCROLL_Y = 2;
AUTOSCROLL_BOTH = 3;
(function($) {
  $.autoscroll = {};
  $.autoscroll.Easemove = function Easemove() {
    this.current_point = 0;
    this.end_point = 0;
    this.running = false;
    this.speed = 0.07;
    this.onmove = function onmove() {    };
    return this;
  };
  $.autoscroll.Easemove.prototype.set_end_point = function set_end_point(point) {
    this.end_point = point;
    if (this.running) {
      return null;
    }
    this.running = true;
    return this.move();
  };
  $.autoscroll.Easemove.prototype.move = function move() {
    var distance, move;
    distance = this.end_point - this.current_point;
    move = distance * this.speed;
    this.current_point += move;
    this.onmove(this.current_point);
    if (Math.round(this.current_point) !== this.end_point) {
      return setTimeout(((function(func, obj, args) {
        return function() {
          return func.apply(obj, args.concat(Array.prototype.slice.call(arguments, 0)));
        };
      }(this.move, this, []))), 20);
    } else {
      this.running = false;
      return this.running;
    }
  };
  $.autoscroll.zip = function zip(callback) {
    var _a, _b, _c, _d, _e, _f, i, items, line, results, x;
    items = Array.prototype.slice.call(arguments, 1, arguments.length - 0);
    results = [];
    _b = 0; _c = items[0].length;
    for (_a = 0, i = _b; (_b <= _c ? i < _c : i > _c); (_b <= _c ? i += 1 : i -= 1), _a++) {
      line = [];
      _e = 0; _f = items.length;
      for (_d = 0, x = _e; (_e <= _f ? x < _f : x > _f); (_e <= _f ? x += 1 : x -= 1), _d++) {
        line.push(items[x][i]);
      }
      results.push(callback.apply(this, line));
    }
    return results;
  };

  $.fn.autoscroll = function autoscroll(mode, degree_window, speed) {
    var directions;
    mode = mode || AUTOSCROLL_BOTH;
    degree_window = degree_window || [20, 20];
    speed = speed || 0.07;
    directions = ['left', 'top'];
    return this.each(function() {
      var ava_size, container, easemove, inner_container, offset, position, real_size;
      container = $(this);
      inner_container = container.children(":first");
      ava_size = [container.width(), container.height()];
      // workaround to make possible to determine real size of content
      position = inner_container.css('position');
      inner_container.css('position', 'absolute');
      real_size = [inner_container.width(), inner_container.height()];
      // back to previous state
      inner_container.css('position', position);
      offset = container.offset();
      offset = [offset.left, offset.top];
      easemove = [];
      jQuery.each(directions, function(i, v) {
        var obj;
        obj = new jQuery.autoscroll.Easemove();
        obj.speed = speed;
        obj.onmove = function onmove(position) { 	 
	 //if( (document.location+"").indexOf("/admin")==-1 && v=="left"){ position -= parseInt($(".pageBody").offset().left)-15;} 
         /*return inner_container.css('margin-' + v, -position);*/
		return inner_container.css(v,-position);
        };
        return easemove.push(obj);
      });

      return container.mousemove(function(event) {
        var mouse;
        mouse = [event.pageX, event.pageY];
        return jQuery.autoscroll.zip((function(m, o, a, r, e, w, t) {
          var d, f, real;
          if (!(t & mode)) {
            return null;
          }
          d = m - o;
          d = Math.min(Math.max(d - w, 0), a - w * 2);
          f = d / (a - w * 2);
          real = f * (r - a);
          return e.set_end_point(real);
        }), mouse, offset, ava_size, real_size, easemove, degree_window, [AUTOSCROLL_X, AUTOSCROLL_Y]);
      });
    });
  };
  return $.fn.autoscroll;
})(jQuery);