/*
 * Copyright Hangleton & Knoll Project
 */

// Base object
var HKP = new function(){
  var onloadmethods = [];
  var addOnload = function(fn){
    onloadmethods[onloadmethods.length] = fn;
  };
  var doOnload = function(){
    for (i=onloadmethods.length; --i >= 0;){
      onloadmethods[i]();
    }
  };

  window.onload = doOnload;
  return {
    addOnload : addOnload
  }
}();



// Cookie handling
HKP.CookieJar = new function(){
  var create = function(name,value,days){
    if (days) {
      var date = new Date();
      date.setTime(date.getTime()+(days*24*60*60*1000));
      var expires = "; expires="+date.toGMTString();
    }
    else expires = "";
    document.cookie = name+"="+value+expires+"; path=/";
  }
  var read = function(name){
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
      var c = ca[i];
      while (c.charAt(0)==' ') c = c.substring(1,c.length);
      if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
  }
  return {
    create : create,
    read   : read
  }
}();



// add gmap singleton object to HKP
HKP.GMap = new function(){
  var mapsize = [540, 350];
  var init = function(){
    var gmapsrc="http://maps.google.com/maps?file=api&amp;v=2&amp;key=";
    var key = "ABQIAAAAU4AJyBjgFjCDMZqcoDbqDBSTPUYifzP0TEWG-uVh-i1Vs3tUaxTu77eGnRBnY_lzuQIVv-1N1T-hew";
    switch (document.domain){
      case 'hkproject.org.uk':
        key = "ABQIAAAAU4AJyBjgFjCDMZqcoDbqDBQF3ElQZU6qmU4Ilrqd4ApZPqJVnBTNYv0u6karD7VA-kBtRzCvnrHOvg";
      break;
    }
    document.write('<scr'+'ipt type="text/javascript" src="' + gmapsrc + key + '"></scr' + 'ipt>');

    HKP.addOnload( HKP.GMap.addMap )
    window.onunload = function(){GUnload()};
  };

  var addMap = function(){
    if ( !GBrowserIsCompatible() ) { return }
    var map = new GMap2( document.getElementById("map"),
                         { size: new GSize(mapsize[0], mapsize[1]) }
                       );
    map.addControl(new GMapTypeControl());
    map.addControl(new GSmallMapControl());
    map.setCenter(new GLatLng(50.842487,-0.195), 12);
    var handIcon = new GIcon(G_DEFAULT_ICON);
    handIcon.image = "../images/gfx/hand.png";
    handIcon.printImage = "../images/gfx/hand.png";
    handIcon.iconSize=new GSize(27,34);
    markerOptions = { icon:handIcon };

    function createMarker(point, content){
      var mk = new GMarker(point, markerOptions);
      GEvent.addListener(mk, "click", function() {
        map.openInfoWindow(point, content);
      });
      document.getElementById(place).onclick = function() {
        map.openInfoWindow(point, content);
      };
      return mk;
    }

    var places = {sthelens : [50.8515,-0.2005],
                  strich : [50.840,-0.201],
                  commctr : [50.8520,-0.195]};
    for (var place in places){
      map.addOverlay(createMarker(new GLatLng(places[place][0],places[place][1]),  document.getElementById(place + '_name').innerHTML + document.getElementById(place).innerHTML ))
    }
  };

  return {
    init : init,
    addMap : addMap
  }
}();



// cset fun
HKP.CSet = new function(){
  var csets = {purple: 1};
  var cset = '';
  var set = function(nc){
    cset =  (csets[nc]) ? nc : '';
    var bodytag = document.getElementsByTagName('body')[0];
    bodytag.className = cset;
    HKP.CookieJar.create("cset", cset, 365);
  }
  var toggle = function(){
    set(cset ? '' : 'purple' );
  }
  var setFromCookie = function(){
    set( HKP.CookieJar.read("cset") );
  }
  return {
    set : set,
    toggle : toggle,
    setFromCookie : setFromCookie
  }
}();
HKP.addOnload( function(){
                 HKP.CSet.setFromCookie();
                 try { document.getElementById('csetswap').onclick=function(){HKP.CSet.toggle()} }
                 catch(e){}
               } )