/*
 *  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
 *
 *  qtdemo007.spl: A simple demo for GL apps with QT in SPL
 */

load "qt";
load "gl";

object MyGLWidget
{
	method initializeGL()
	{
		glClearColor(0.0, 0.0, 0.0, 0.0);
		glColor3f(0.0, 0.0, 1.0);
		glMatrixMode(glEnum("GL_PROJECTION"));
		glLoadIdentity();
		glOrtho(-10.0, 10.0, -10.0, 10.0, -10.0, 10.0);
	}

	method paintGL()
	{
		glClear(glEnum("GL_COLOR_BUFFER_BIT"));
		glRectf(-5.0, 5.0, 5.0, -5.0);
	}

	method init(@args)
	{
		var obj = new qt.QGLWidget(@args);
		qt_virtual_callback(obj, "initializeGL", initializeGL);
		qt_virtual_callback(obj, "paintGL", paintGL);
		return obj;
	}
}

var a = new qt.QApplication();

var win = new qt.QVBox();
win.resize(400, 400);

var c = new MyGLWidget(win);

a.setMainWidget(win);
win.show();
a.exec();

