diff options
Diffstat (limited to 'src/glut/directfb/callback.c')
| -rw-r--r-- | src/glut/directfb/callback.c | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/src/glut/directfb/callback.c b/src/glut/directfb/callback.c new file mode 100644 index 00000000000..38cfccbd4f8 --- /dev/null +++ b/src/glut/directfb/callback.c @@ -0,0 +1,278 @@ +/* + * Copyright (C) 2006 Claudio Ciccani <[email protected]> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/time.h> + +#include "internal.h" + + +typedef void (GLUTCALLBACK *__GlutTimerCallback) ( int value ); + +typedef struct __GlutTimer_s { + unsigned int interval; + struct timeval expire; + + __GlutTimerCallback func; + int value; + + struct __GlutTimer_s *next; + struct __GlutTimer_s *prev; +} __GlutTimer; + +/*****************************************************************************/ + +static __GlutTimer *g_timers = NULL; + +/*****************************************************************************/ + + +void GLUTAPIENTRY +glutDisplayFunc( void (GLUTCALLBACK *func) (void) ) +{ + display_func = func; +} + + +void GLUTAPIENTRY +glutReshapeFunc( void (GLUTCALLBACK *func) (int width, int height) ) +{ + reshape_func = func; +} + + +void GLUTAPIENTRY +glutKeyboardFunc( void (GLUTCALLBACK *func) (unsigned char key, int x, int y) ) +{ + keyboard_func = func; +} + + +void GLUTAPIENTRY +glutMouseFunc( void (GLUTCALLBACK *func) (int button, int state, int x, int y) ) +{ + mouse_func = func; +} + + +void GLUTAPIENTRY +glutMotionFunc( void (GLUTCALLBACK *func) (int x, int y) ) +{ + motion_func = func; +} + + +void GLUTAPIENTRY +glutPassiveMotionFunc( void (GLUTCALLBACK *func) (int x, int y) ) +{ + passive_motion_func = func; +} + + +void GLUTAPIENTRY +glutEntryFunc( void (GLUTCALLBACK *func) (int state) ) +{ + entry_func = func; +} + + +void GLUTAPIENTRY +glutVisibilityFunc( void (GLUTCALLBACK *func) (int state) ) +{ + visibility_func = func; +} + + +void GLUTAPIENTRY +glutMenuStateFunc( void (GLUTCALLBACK *func) (int state) ) +{ + menu_state_func = func; +} + + +void GLUTAPIENTRY +glutSpecialFunc( void (GLUTCALLBACK *func) (int key, int x, int y) ) +{ + special_func = func; +} + + +void GLUTAPIENTRY +glutSpaceballMotionFunc( void (GLUTCALLBACK *func) (int x, int y, int z) ) +{ +} + + +void GLUTAPIENTRY +glutSpaceballRotateFunc( void (GLUTCALLBACK *func) (int x, int y, int z) ) +{ +} + + +void GLUTAPIENTRY +glutSpaceballButtonFunc( void (GLUTCALLBACK *func) (int button, int state) ) +{ +} + + +void GLUTAPIENTRY +glutButtonBoxFunc( void (GLUTCALLBACK *func) (int button, int state) ) +{ +} + + +void GLUTAPIENTRY +glutDialsFunc( void (GLUTCALLBACK *func) (int dial, int value) ) +{ +} + + +void GLUTAPIENTRY +glutTabletMotionFunc( void (GLUTCALLBACK *func) (int x, int y) ) +{ +} + + +void GLUTAPIENTRY +glutTabletButtonFunc( void (GLUTCALLBACK *func) (int button, int state, int x, int y) ) +{ +} + + +void GLUTAPIENTRY +glutMenuStatusFunc( void (GLUTCALLBACK *func) (int status, int x, int y) ) +{ +} + + +void GLUTAPIENTRY +glutOverlayDisplayFunc( void (GLUTCALLBACK *func) (void) ) +{ +} + + +void GLUTAPIENTRY +glutWindowStatusFunc( void (GLUTCALLBACK *func) (int state) ) +{ +} + + +void GLUTAPIENTRY +glutKeyboardUpFunc( void (GLUTCALLBACK *func) (unsigned char key, int x, int y) ) +{ + keyboard_up_func = func; +} + + +void GLUTAPIENTRY +glutSpecialUpFunc( void (GLUTCALLBACK *func) (int key, int x, int y) ) +{ + special_up_func = func; +} + + +void GLUTAPIENTRY +glutJoystickFunc( void (GLUTCALLBACK *func)(unsigned int buttons, int x, int y, int z), int pollInterval ) +{ + joystick_func = func; + /* FIXME: take care of pollInterval */ +} + + +void GLUTAPIENTRY +glutIdleFunc( void (GLUTCALLBACK *func) (void) ) +{ + idle_func = func; +} + + +void GLUTAPIENTRY +glutTimerFunc( unsigned int msec, void (GLUTCALLBACK *func) (int value), int value ) +{ + __GlutTimer *timer; + struct timeval now; + + if (!func) + return; + + timer = calloc( 1, sizeof(__GlutTimer) ); + if (!timer) + __glutFatalError( "out of memory" ); + + gettimeofday( &now, NULL ); + + timer->interval = msec; + timer->expire.tv_sec = now.tv_sec + (now.tv_usec/1000 + msec) / 1000; + timer->expire.tv_usec = (now.tv_usec + msec*1000) % 1000000; + + timer->func = func; + timer->value = value; + + if (g_timers) { + timer->prev = g_timers->prev; + g_timers->prev->next = timer; + g_timers->prev = timer; + } + else { + g_timers = timer; + g_timers->prev = timer; + } +} + + +void +__glutHandleTimers( void ) +{ + __GlutTimer *cur; + struct timeval now; + + for (cur = g_timers; cur; cur = cur->next ) { + gettimeofday( &now, NULL ); + + if (cur->expire.tv_sec > now.tv_sec || + (cur->expire.tv_sec == now.tv_sec && + cur->expire.tv_usec >= now.tv_usec)) + { + g_idle = GL_FALSE; + + cur->func( cur->value ); + + cur->expire.tv_sec += (cur->expire.tv_usec/1000 + cur->interval) / 1000; + cur->expire.tv_usec = (cur->expire.tv_usec + cur->interval*1000) % 1000000; + } + } +} + + +void +__glutFreeTimers( void ) +{ + __GlutTimer *cur = g_timers; + + while (cur) { + __GlutTimer *next = cur->next; + free( cur ); + cur = next; + } + + g_timers = NULL; +} + |