/*
 *  SPL - The SPL Programming Language
 *  Copyright (C) 2004, 2005  Clifford Wolf <clifford@clifford.at>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  example45.spl: simple example for object operators
 */

object Vector2D
{
	var x, y;

	method operator_add(a, b) {
		return new Vector2D(a.x + b.x, a.y + b.y);
	}

	method init(_x, _y) {
		x = _x; y = _y;
		return this;
	}
}

var v1 = new Vector2D(5, 7);
var v2 = new Vector2D(2, 2);
var v3 = new Vector2D(3, -4);

var result = v1 (+) v2 (+) v3;

debug "Result #1: ${result.x} / ${result.y}";

result (+)= new Vector2D(32, 37);

debug "Result #2: ${result.x} / ${result.y}";