nkeynes@94: /**
nkeynes@443:  * $Id: video_gtk.c,v 1.15 2007-10-13 04:01:02 nkeynes Exp $
nkeynes@94:  *
nkeynes@94:  * The PC side of the video support (responsible for actually displaying / 
nkeynes@94:  * rendering frames)
nkeynes@94:  *
nkeynes@94:  * Copyright (c) 2005 Nathan Keynes.
nkeynes@94:  *
nkeynes@94:  * This program is free software; you can redistribute it and/or modify
nkeynes@94:  * it under the terms of the GNU General Public License as published by
nkeynes@94:  * the Free Software Foundation; either version 2 of the License, or
nkeynes@94:  * (at your option) any later version.
nkeynes@94:  *
nkeynes@94:  * This program is distributed in the hope that it will be useful,
nkeynes@94:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
nkeynes@94:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
nkeynes@94:  * GNU General Public License for more details.
nkeynes@94:  */
nkeynes@94: 
nkeynes@94: #include <gnome.h>
nkeynes@94: #include <gdk/gdkx.h>
nkeynes@94: #include <stdint.h>
nkeynes@180: #include "dream.h"
nkeynes@144: #include "display.h"
nkeynes@94: #include "drivers/video_x11.h"
nkeynes@435: #include "gui/gtkui.h"
nkeynes@94: 
nkeynes@436: static GtkWidget *video_win = NULL;
nkeynes@436: int video_width = 640;
nkeynes@436: int video_height = 480;
nkeynes@94: 
nkeynes@352: gboolean video_gtk_init();
nkeynes@352: void video_gtk_shutdown();
nkeynes@144: uint16_t video_gtk_resolve_keysym( const gchar *keysym );
nkeynes@94: 
nkeynes@370: struct display_driver display_gtk_driver = { "gtk", video_gtk_init, video_gtk_shutdown,
nkeynes@352: 					     video_gtk_resolve_keysym,
nkeynes@352: 					     NULL, NULL, NULL, NULL, NULL, NULL, NULL };
nkeynes@352: 					     
nkeynes@144: 
nkeynes@144: gboolean video_gtk_keydown_callback(GtkWidget       *widget,
nkeynes@144: 				     GdkEventKey     *event,
nkeynes@144: 				     gpointer         user_data)
nkeynes@144: {
nkeynes@144:     input_event_keydown( event->keyval );
nkeynes@424:     return TRUE;
nkeynes@144: }
nkeynes@144: 
nkeynes@144: uint16_t video_gtk_resolve_keysym( const gchar *keysym )
nkeynes@144: {
nkeynes@144:     int val = gdk_keyval_from_name( keysym );
nkeynes@144:     if( val == GDK_VoidSymbol )
nkeynes@144: 	return 0;
nkeynes@144:     return (uint16_t)val;
nkeynes@144: }
nkeynes@144: 
nkeynes@144: gboolean video_gtk_keyup_callback(GtkWidget       *widget,
nkeynes@144: 				  GdkEventKey     *event,
nkeynes@144: 				  gpointer         user_data)
nkeynes@144: {
nkeynes@144:     input_event_keyup( event->keyval );
nkeynes@424:     return TRUE;
nkeynes@144: }
nkeynes@94: 
nkeynes@435: gboolean video_gtk_expose_callback(GtkWidget *widget, GdkEventExpose *event, gpointer data )
nkeynes@435: {
nkeynes@443:     gl_redisplay_last();
nkeynes@443:     return TRUE;
nkeynes@435: }
nkeynes@435: 
nkeynes@436: gboolean video_gtk_resize_callback(GtkWidget *widget, GdkEventConfigure *event, gpointer data )
nkeynes@436: {
nkeynes@436:     video_width = event->width;
nkeynes@436:     video_height = event->height;
nkeynes@443:     gl_redisplay_last();
nkeynes@443:     return TRUE;
nkeynes@436: }
nkeynes@436: 
nkeynes@352: gboolean video_gtk_init()
nkeynes@94: {
nkeynes@435:     video_win = gtk_gui_get_renderarea();
nkeynes@435: 
nkeynes@352:     g_signal_connect( video_win, "key_press_event", 
nkeynes@352: 		      G_CALLBACK(video_gtk_keydown_callback), NULL );
nkeynes@352:     g_signal_connect( video_win, "key_release_event", 
nkeynes@352: 		      G_CALLBACK(video_gtk_keyup_callback), NULL );
nkeynes@435:     g_signal_connect( video_win, "expose_event",
nkeynes@435: 		      G_CALLBACK(video_gtk_expose_callback), NULL );
nkeynes@436:     g_signal_connect( video_win, "configure_event",
nkeynes@436: 		      G_CALLBACK(video_gtk_resize_callback), NULL );
nkeynes@435:     gtk_widget_add_events( video_win, 
nkeynes@352: 			   GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
nkeynes@352: 			   GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK );
nkeynes@443:     gtk_widget_set_double_buffered( video_win, FALSE );
nkeynes@436:     video_width = video_win->allocation.width;
nkeynes@436:     video_height = video_win->allocation.height;
nkeynes@370:     return video_glx_init( gdk_x11_display_get_xdisplay( gtk_widget_get_display(GTK_WIDGET(video_win))),
nkeynes@436: 			   gdk_x11_screen_get_xscreen( gtk_widget_get_screen(GTK_WIDGET(video_win))),
nkeynes@436: 			   GDK_WINDOW_XWINDOW( GTK_WIDGET(video_win)->window ),
nkeynes@436: 			   video_width, video_height, &display_gtk_driver );
nkeynes@94: }
nkeynes@94: 
nkeynes@352: void video_gtk_shutdown()
nkeynes@352: {
nkeynes@370:     video_glx_shutdown();
nkeynes@370:     gtk_widget_destroy( GTK_WIDGET(video_win) );
nkeynes@352: 
nkeynes@94: }
nkeynes@94: