var KoControlNames = 0;

function KoControlPoint(x, y, name) {
	this.Element = $(document.createElement("DIV"));
	this.Element.addClass("KoControlPoint");
	this.Element.css("left", x);
	this.Element.css("top", y);
	this.X = x;
	this.Y = y;
	KoDraw.Canvas.append(this.Element);
	if (name == null) {
		this.SetName("CP" + (++KoControlNames));
	} else {
		this.SetName(name);
	}
	
	var t = this;
	this.Element.draggable();
	KoDraw.Canvas.dblclick(function(event) {
		KoDraw.ShowControlPointRules(t);
	});
}

KoControlPoint.prototype = {
	SetName: function(name) {
		// We should check for duplicate names...
		// TODO: We should also ban certain characters in names, such as operators, spaces, etc..
		for (a in KoDraw.ControlPoints) {
			if (KoDraw.ControlPoints[a].GetName() == name) {
				return false;
			}
		}
		this.Name = name;
		this.Element.attr("title", this.Name);
		return true;
	},
	
	GetName: function() {
		return this.Name;
	},
	
	SetXY: function(x, y) {
		this.X = x;
		this.Y = y;
		this.Element.css("left", x);
		this.Element.css("top", y);		
	}
}