/*********************************
*** Class: PPolyCreatorOptions ***
*********************************/
PPolyCreatorOptions = function() {
	this.icon = new PIcon();
	this.icon.image = "http://api.pushpin.com/api/1.3/kamap4p/htdocs/images/icon_polypoint.gif";
	this.icon.iconSize = new PSize(10,10);
	this.icon.shadowSize = new PSize(0,0);
	this.icon.iconAnchor = new PPoint(5,5);

	this.line = new Object();
	this.line.color = "#999999";
	this.line.weight = 4;
	this.line.opacity = 0.7;

	this.poly = new Object();
	this.poly.color = "#eb5920";
	this.poly.weight = 4;
	this.poly.opacity = 0.7;
	this.poly.fill = "#eb7041";

	// add more options later
}

var polycreatorurl = "http://pin.pushpin.com";

/**************************
*** Class: PPolyCreator ***
**************************/
PPolyCreator = function(options) {
	if (options)
		this.options = options;
	else
		this.options = new PPolyCreatorOptions();

	this.click = null;
	this.points = [];
	this.savePoints = [];
	this.places = [];
	this.name = null;
	this.description = null;
	this.eventTypes = new Object();
	this.eventTypes.addpoly = 'addpoly';
	this.eventTypes.savepoly = 'savepoly';

	this.eventManager = new _eventManager();
	for (var ev in this.eventTypes)
		this.eventManager.registerEventID(ev);
}

PPolyCreator.prototype.addListener = function(eventId, func) {
	this.eventManager.registerForEvent(eventId, [], func);
}

PPolyCreator.prototype.removeListener = function(eventId, func) {
	this.eventManager.deregisterForEvent(eventId, [], func);
}

PPolyCreator.prototype.attachMap = function(map) {
	this.map = map;
	var polycreator = this;
	this.click = PEvent.addListener(this.map, 'click', function(overlay, point) {
		if (overlay) {
			polycreator.addPoly(overlay.point);
		} else if (point) {
			polycreator.addPointLine(point);
		}
	});
}

PPolyCreator.prototype.detachMap = function() {
	if (this.map && this.click) 
		this.map.removeListener(this.click);
}

PPolyCreator.prototype.cancelPoly = function() {
	this.reset()
	this.map.clearOverlays();
	//this.detachMap();
}
	
PPolyCreator.prototype.reset = function() {
	this.points = [];
	this.places = [];
	this.name = null;
	this.description = null;
	if (this.map)
		this.map.closeInfoWindow();
}
	
PPolyCreator.prototype.addPoly = function(point) {
	if (point.equals(this.points[0])) {
		this.points.push(point);
		this.map.clearOverlays();
		this.map.addOverlay(new PPolygon(this.points,this.options.poly.color,this.options.poly.weight,this.options.poly.opacity,this.options.poly.fill));
		this.savePoints = this.points.slice();
		this.points = [];
		this.eventManager.triggerEvent('addpoly', this.savePoints);
		}
}
	
PPolyCreator.prototype.addPointLine = function(point) {
	this.points.push(point);
	if (this.map) {
		this.map.addOverlay(new PMarker(point, this.options.icon));
		if (this.points.length > 1)
			this.map.addOverlay(new PPolyline([point,this.points[this.points.length-2]],this.options.line.color,this.options.line.weight,this.options.line.opacity));
	}
}

PPolyCreator.prototype.savePoly = function() {
	// send to servlet
	var query = "&vtc=POLYGON((";
	// ensure polygon and closed
	if (this.savePoints.length < 3) return;
	if (!this.savePoints[0].equals(this.savePoints[this.savePoints.length-1]))
		this.savePoints.push(this.savePoints[0]);
	for (var i=0; i<this.savePoints.length; i++) {
		query += this.savePoints[i].lng() + "%20" + this.savePoints[i].lat();
		if (i < this.savePoints.length-1)
			query += ",";
	}
	query += "))";
	query += "&name=" + encodeURIComponent(this.name);
	query += "&desc=" + encodeURIComponent(this.description);
	query += "&userid=" + session2.get('_userid');
	//query += "&contents=" + this.places.join(",");
	
	var eman = this.eventManager;
	PAsync2.call(polycreatorurl + '/polygon?' + query, function(places) { eman.triggerEvent('savepoly',places); });
	this.reset();
}

PPolyCreator.prototype.deletePoly = function(id, callback) {
	PAsync2.call(polycreatorurl + '/polygon?act=del&id='+id+'&userid='+session2.get('_userid'),callback);
}

PPolyCreator.prototype.load = function(ids, callback) {
	PAsync2.call(polycreatorurl + '/polygon?act=dsp&ids='+ids+'&userid='+session2.get('_userid'),callback);
}

PPolyCreator.prototype.loadByUser = function(id, callback) {
	PAsync2.call(polycreatorurl + '/polygon?act=get&fmt=js&userid='+id,callback);
}

/*****************************
*** Class: PMap extensions ***
*****************************/
PMap.prototype.enablePolyCreator = function(polycreator) {
	polycreator.attachMap(this);
}

PMap.prototype.disablePolyCreator = function(polycreator) {
	polycreator.detachMap(this);
}