// Copyright 2007 - Michael Uyttersprot / eMich.be
// v0.1b - 07.03.01

var gmlb_width=640;
var gmlb_height=480;
var gmOverlay;
var gmContainer;
var gmMap;
var gmLabel;
var gmMapObject = null;
var gm_zoom;
var gm_mapType;
var gm_close;
var gm_marker = null;

function gmLb_init(){
	var linksArr=document.getElementsByTagName("a");
	for(i = 0;i<linksArr.length;i++){
		if(linksArr[i].getAttribute("rel")=="gmap"){
			//linksArr[i].onclick=function(){gm_ShowMap(this);return false;};
			gmLbAddClickEvent(linksArr[i],function(){gm_ShowMap(this);return false;});
		}
	}

	gmOverlay = document.createElement("div");
	gmOverlay.setAttribute("id","gmlb_overlay");
	gmOverlay.style.display="none";
	gmOverlay.style.position=document.all?"absolute":"fixed";
	gmOverlay.style.top="0px";
	gmOverlay.style.left="0px";
	
	gmOverlay.style.width=gmlb_width+"px";
	gmOverlay.style.height=gmlb_height+"px";
	gmOverlay.style.width = getFrameWidth();
	gmOverlay.style.height = getFrameHeight();

	gmContainer = document.createElement("div");
	gmContainer.setAttribute("id","gmlb_container");
	gmContainer.style.width=gmlb_width+"px";
	gmContainer.style.position="absolute";
	gmContainer.style.display="inline";

	gmLabel = document.createElement("div");
	gmLabel.setAttribute("id","gmlb_label");
	gmLabel.setAttribute("class","gmlb_label");
	gmLabel.style.display="block";
	gmLabel.innerHTML="test";

	gmClose = document.createElement("div");
	gmClose.setAttribute("id","gmlb_close");
	gmClose.setAttribute("class","gmlb_close");
	gmClose.style.display="block";
	gmClose.onclick=function(){gmOverlay.style.display='none';gmLbOnClose();};

	gmMap = document.createElement("div");
	gmMap.setAttribute("id","gmlb_map");
	gmMap.style.width=gmlb_width+"px";
	gmMap.style.height=gmlb_height+"px";
	gmMap.style.display="block";
	gmMap.style.float="left";
	gmMap.onclick=function(){return false;};
	
	gmContainer.appendChild(gmLabel);
	gmContainer.appendChild(gmClose);	
	gmContainer.appendChild(gmMap);
	gmOverlay.appendChild(gmContainer);
	document.documentElement.ownerDocument.body.appendChild(gmOverlay);
}

function gm_ShowMap(obj){
	if(document.all){
		gmOverlay.style.top = getScrollHeight()+"px";
		gmOverlay.style.left = getScrollWidth()+"px";
	}
	gmOverlay.style.width=getFrameWidth()+"px";
	gmOverlay.style.height=getFrameHeight()+"px";

	if(obj.title){
		gmLabel.innerHTML=obj.title;
	}
	else{
		gmLabel.innerHTML="Google Map";
	}

	gmContainer.style.visibility="hidden";
	document.getElementById("gmlb_overlay").style.display="";
	gmContainer.style.left=((getFrameWidth()-gmContainer.offsetWidth)/2)+"px";
	gmContainer.style.top=((getFrameHeight()-gmContainer.offsetHeight)/2)+"px";
	gmContainer.style.visibility="";
	var params = parseGmapLink(obj.href);
	gm_setMap(params);
	gmLbOnShow();
}

function gmLbOnShow(){
	;
}

function gmLbOnClose(){
	;
}

function getFrameWidth(){
	if (self.innerWidth)
	{
		return self.innerWidth;
	}
	else if (document.documentElement && document.documentElement.clientWidth)
	{
		return document.documentElement.clientWidth;
	}
	else if (document.body)
	{
		return document.body.clientWidth;
	}
	else return;
}

function getFrameHeight(){
	if (self.innerWidth)
	{
		return self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientWidth)
	{
		return document.documentElement.clientHeight;
	}
	else if (document.body)
	{
		return document.body.clientHeight;
	}
	else return;
}

function getScrollWidth()
{
   var w = window.pageXOffset ||
           document.body.scrollLeft ||
           document.documentElement.scrollLeft;
           
   return w ? w : 0;
}

function getScrollHeight()
{
   var h = window.pageYOffset ||
           document.body.scrollTop ||
           document.documentElement.scrollTop;
           
   return h ? h : 0;
}

function ReceiveMarkers( MarkersArray ) {
  for (var field in MarkersArray) {
    if ( field != 'in_array' && field != 'inArray' ) {
      var point = new GLatLng( MarkersArray[field]["latitude"], MarkersArray[field]["longitude"] );
      if ( !MarkersArray[field]["mapdescription"] ) {
        MarkersArray[field]["mapdescription"] = '';
      }
      gm_addMarker(point, MarkersArray[field]["name"], MarkersArray[field]["mapdescription"], 'green');
    }
  }
};
function URLDecode (encodedString) {
  var output = encodedString;
  var binVal, thisString;
  var myregexp = /(%[^%]{2})/;
  while ((match = myregexp.exec(output)) != null
             && match.length > 1
             && match[1] != '') {
    binVal = parseInt(match[1].substr(1),16);
    thisString = String.fromCharCode(binVal);
    output = output.replace(match[1], thisString);
  }
  return output;
}


function gm_setMap(params) {
  if (GBrowserIsCompatible()) {
//    if(!gmMapObject) {
      gmMapObject = new GMap2(gmMap);
	gmMapObject.addControl(new GLargeMapControl());
	gmMapObject.addControl(new GMapTypeControl());
//    } else {
//	gmMapObject.clearOverlays();
//    }

    gm_mapType=G_NORMAL_MAP;
    gm_zoom=10;
    gm_zoom=parseInt( params["z"], 10 );
    var point = new GLatLng( params["lat"], params["long"] );
    if ( isNaN( gm_zoom ) ) {
      gm_zoom = 10;
    }
    gmMapObject.setCenter( point, gm_zoom, gm_mapType );

    if ( params["tp"] ==2 ) {
    var marke = gm_addMarker(point, unescape(params["coursename"]), unescape(params["coursedesc"]));
    } else {
    var marke = gm_addMarker(point, unescape(params["coursename"]), unescape(params["coursedesc"]), 'green');
    }
    var dee = URLDecode(params["coursedesc"]); dee = dee.replace(/\+/g," ");
    var nam = URLDecode(params["coursename"]); nam = nam.replace(/\+/g," ");
    var marke = gm_addMarker(point, nam, dee);
    marke.openInfoWindowHtml( '<div style="height: 80px; width: 250px; overflow: auto;"><h3 style="color: black;">'+nam+'</h3><span style="color: black;">'+dee+'</span></div>' );
    if ( params["tp"] == 1 ) {
      agent.call('','GetMarkers','ReceiveMarkers');
    } else {
      agent.call('','GetMarkers','ReceiveMarkers');
    }
  }
}

function gm_addMarker(point, name, desc, colour){
 	var marker;
      if ( colour == 'green' ) {
        var icon = new GIcon();
        icon.image = "http://www.golfinpoland.pl/img/marker-green.png";
        icon.shadow = "http://www.google.com/mapfiles/shadow50.png";
        icon.iconSize = new GSize(20, 34);
        icon.shadowSize = new GSize(37, 34);
        icon.iconAnchor = new GPoint(9, 34);
        icon.infoWindowAnchor = new GPoint(9, 2);
        icon.infoShadowAnchor = new GPoint(18, 25);
   	  marker = new GMarker(point, icon);
        GEvent.addListener(marker, "click", function() {
          marker.openInfoWindowHtml( '<div style="height: 80px; width: 250px; overflow: auto;"><h3 style="color: black;">'+name+'</h3><span style="color: black;">'+desc+'</span></div>' );
        });
  	  gmMapObject.addOverlay(marker);
      } else {
  	  var marker = new GMarker(point);
        GEvent.addListener(marker, "click", function() {
          marker.openInfoWindowHtml( '<div style="height: 80px; width: 250px; overflow: auto;"><h3 style="color: black;">'+name+'</h3><span style="color: black;">'+desc+'</span></div>' );
        });
  	  gmMapObject.addOverlay(marker);
  	}
	return marker;

}

function gm_addXMLMarker(geoxml){
	if(gm_marker!=null){gmMapObject.removeOverlay(gm_marker);}
	gm_marker = geoxml;
	gmMapObject.addOverlay(gm_marker);
}

function parseGmapLink(url){
	var parts = url.split("?");
	if(parts.length<2)return new Array();
	var params = parts[1].split("&");
	var gMapParams=new Array();
	for(i = 0 ; i < params.length ; i++){
		keyValue=params[i].split("=");
		if(keyValue[0]!="ll"){
			gMapParams[keyValue[0]]=keyValue[1];
		}
		else{
			var latlong=keyValue[1].split(",");
			gMapParams["lat"]=latlong[0];
			gMapParams["long"]=latlong[1];
		}
	}
	return gMapParams;
}

function showAddress(address) {
  var geocoder = new GClientGeocoder();
  
  geocoder.getLatLng(
    address,
    function(point) {
      if (!point) {
        alert(address + " not found");
      } else {
        gmSetCenter(point);
      }
    }
  );
}

function gmSetCenter(point){
	alert(point);
	document["gmCenter"]=point;
}

function gmLbAddLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	}
	else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

function gmLbAddClickEvent(obj,func) {
	var oldonclick = obj.onclick;
	if (typeof obj.onclick != 'function') {
		obj.onclick = func;
	}
	else {
		obj.onclick = function() {
			oldonclick();
			func();
		}
	}
}

gmLbAddLoadEvent(gmLb_init);