// Version 0.2      the .copy() parameters were wrong
// version 1.0      added .show() .hide() .setContents() .setPoint() .setOpacity() .overlap
// version 1.1      Works with GMarkerManager in v2.67, v2.68, v2.69, v2.70 and v2.71
// version 1.2      Works with GMarkerManager in v2.72, v2.73, v2.74 and v2.75
// version 1.3      add .isHidden()
// version 1.4      permit .hide and .show to be used before addOverlay()
// version 1.5      fix positioning bug while label is hidden
// version 1.6      added .supportsHide()
// version 1.7      fix .supportsHide()

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

ELabel.prototype = new GOverlay();

ELabel.prototype.initialize = function(map) {
	var me = this;
	var div = document.createElement("div");
	div.style.position = "absolute";
	div.id = this.id;
	div.innerHTML = '<div id="elabel-'
			+ this.id
			+ '" 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;
	}
	if (this.hidden) {
		this.hide();
	}

	jQuery('#elabel-' + this.id).click(function() {
		fdesc(this.id.split('-')[1]);
		setLastClicked(jQuery(this));
	});

}

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() {
	if (this.div_) {
		this.div_.style.display = "";
		this.redraw();
	}
	this.hidden = false;
}

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

ELabel.prototype.isHidden = function() {
	return this.hidden;
}

ELabel.prototype.supportsHide = function() {
	return true;
}

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;
		}
	}
}

ELabel.prototype.getPoint = function() {
	return this.point;
}

// ELabel.prototype.U = function() {
// return this.point;
// }
// ELabel.prototype.V = function() {
// return this.point;
// }
// ELabel.prototype.W = function() {
// return this.point;
// }
// ELabel.prototype.X = function() {
// return this.point;
// }
// ELabel.prototype.Y = function() {
// return this.point;
// }
// ELabel.prototype.Z = function() {
// return this.point;
// }