/*
 * mainwindow.c
 *
 * Main window
 *
 * (c) 2008 Thomas White <taw27@srcf.ucam.org>
 *
 * This file is part of OpenMooCow - accelerometer moobox simulator
 *
 * OpenMooCow 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 3 of the License, or
 * (at your option) any later version.
 *
 * OpenMooCow 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 OpenMooCow.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <gtk/gtk.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <math.h>

#include "types.h"
#include "accelerometers.h"
#include "audio.h"
#include "physics.h"

static gboolean mainwindow_timeout(gpointer data) {

	MainWindow *mw = data;

	accelerometer_update(mw->accel);
	
	physics_update(mw->physics, mw->accel->lval);
	if ( mw->physics->moo ) {
		audio_trigger_moo(mw->audio);
		mw->physics->moo = 0;
	}
	
	return TRUE;	/* Call back again */
	
}

static gint mainwindow_closed(GtkWidget *widget, MainWindow *mw) {
	audio_shutdown(mw->audio);
	gtk_exit(0);
	return 0;
}

MainWindow *mainwindow_open(void) {

	MainWindow *mw;
	GtkWidget *label;
	
	mw = malloc(sizeof(*mw));
	if ( mw == NULL ) return NULL;
	
	mw->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
	gtk_window_set_default_size(GTK_WINDOW(mw->window), 240, 320);
	gtk_window_set_title(GTK_WINDOW(mw->window), "OpenMooCow");
	
	mw->cow = gtk_image_new_from_file(PIXMAPDIR"/cow.png");
	gtk_container_add(GTK_CONTAINER(mw->window), mw->cow);
	
	mw->accel = accelerometer_open();
	mw->accel_timeout = g_timeout_add(10, mainwindow_timeout, mw);
	accelerometer_update(mw->accel);
	
	mw->audio = audio_setup();
	mw->physics = physics_setup();
	
	g_signal_connect(G_OBJECT(mw->window), "destroy", G_CALLBACK(mainwindow_closed), mw);
	gtk_widget_show_all(mw->window);
	
	return mw;

}