// Version 0.2      the .copy() parameters were wrong
// version 1.0      added .show() .hide() .setContents() .setPoint() .setOpacity() .overlap



function ELabel(point, html, classname, pixelOffset, percentOpacity, overlap) {
  // Mandatory parameters
  this.point = point;
  this.html = html;
  
  // Optional parameters
  this.classname = classname||"";
  this.pixelOffset = pixelOffset||new GSize(0,0);
  if (percentOpacity) {
    if(percentOpacity<0){percentOpacity=0;}
    if(percentOpacity>100){percentOpacity=100;}
  }        
  this.percentOpacity = percentOpacity;
  this.overlap=overlap||false;
} 

ELabel.prototype = new GOverlay();

ELabel.prototype.initialize = function(map) {
  var div = document.createElement("div");
  div.style.position = "absolute";
  div.innerHTML = '<div class="' + this.classname + '">' + this.html + '</div>' ;
  map.getPane(G_MAP_FLOAT_SHADOW_PANE).appendChild(div);
  this.map_ = map;
  this.div_ = div;
  if (this.percentOpacity) {        
    if(typeof(div.style.filter)=='string'){div.style.filter='alpha(opacity:'+this.percentOpacity+')';}
    if(typeof(div.style.KHTMLOpacity)=='string'){div.style.KHTMLOpacity=this.percentOpacity/100;}
    if(typeof(div.style.MozOpacity)=='string'){div.style.MozOpacity=this.percentOpacity/100;}
    if(typeof(div.style.opacity)=='string'){div.style.opacity=this.percentOpacity/100;}
  }
  if (this.overlap) {
    var z = GOverlay.getZIndex(this.point.lat());
    this.div_.style.zIndex = z;
  }
}

ELabel.prototype.remove = function() {
  this.div_.parentNode.removeChild(this.div_);
}

ELabel.prototype.copy = function() {
  return new ELabel(this.point, this.html, this.classname, this.pixelOffset, this.percentOpacity, this.overlap);
}

ELabel.prototype.redraw = function(force) {
  var p = this.map_.fromLatLngToDivPixel(this.point);
  var h = parseInt(this.div_.clientHeight);
  this.div_.style.left = (p.x + this.pixelOffset.width) + "px";
  this.div_.style.top = (p.y +this.pixelOffset.height - h) + "px";
}

ELabel.prototype.show = function() {
  this.div_.style.display="";
}

ELabel.prototype.hide = function() {
  this.div_.style.display="none";
}

ELabel.prototype.setContents = function(html) {
  this.html = html;
  this.div_.innerHTML = '<div class="' + this.classname + '">' + this.html + '</div>' ;
  this.redraw(true);
}

ELabel.prototype.setPoint = function(point) {
  this.point = point;
  if (this.overlap) {
    var z = GOverlay.getZIndex(this.point.lat());
    this.div_.style.zIndex = z;
  }
  this.redraw(true);
}

ELabel.prototype.setOpacity = function(percentOpacity) {
  if (percentOpacity) {
    if(percentOpacity<0){percentOpacity=0;}
    if(percentOpacity>100){percentOpacity=100;}
  }        
  this.percentOpacity = percentOpacity;
  if (this.percentOpacity) {        
    if(typeof(this.div_.style.filter)=='string'){this.div_.style.filter='alpha(opacity:'+this.percentOpacity+')';}
    if(typeof(this.div_.style.KHTMLOpacity)=='string'){this.div_.style.KHTMLOpacity=this.percentOpacity/100;}
    if(typeof(this.div_.style.MozOpacity)=='string'){this.div_.style.MozOpacity=this.percentOpacity/100;}
    if(typeof(this.div_.style.opacity)=='string'){this.div_.style.opacity=this.percentOpacity/100;}
  }
}