+++ /dev/null
-/*
- * freeglut_callbacks.c
- *
- * The callbacks setting methods.
- *
- * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
- * Written by Pawel W. Olszta, <olszta@sourceforge.net>
- * Creation date: Fri Dec 3 1999
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <GL/freeglut.h>
-#include "freeglut_internal.h"
-
-/* -- INTERFACE FUNCTIONS -------------------------------------------------- */
-
-/*
- * All of the callbacks setting methods can be generalized to this:
- */
-#define SET_CALLBACK(a) \
-do \
-{ \
- if( fgStructure.CurrentWindow == NULL ) \
- return; \
- SET_WCB( ( *( fgStructure.CurrentWindow ) ), a, callback ); \
-} while( 0 )
-
-/*
- * Sets the Display callback for the current window
- */
-void FGAPIENTRY glutDisplayFunc( void (* callback)( void ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutDisplayFunc" );
- if( !callback )
- fgError( "Fatal error in program. NULL display callback not "
- "permitted in GLUT 3.0+ or freeglut 2.0.1+" );
- SET_CALLBACK( Display );
-}
-
-/*
- * Sets the Reshape callback for the current window
- */
-void FGAPIENTRY glutReshapeFunc( void (* callback)( int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutReshapeFunc" );
- SET_CALLBACK( Reshape );
-}
-
-/*
- * Sets the Keyboard callback for the current window
- */
-void FGAPIENTRY glutKeyboardFunc( void (* callback)
- ( unsigned char, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutKeyboardFunc" );
- SET_CALLBACK( Keyboard );
-}
-
-/*
- * Sets the Special callback for the current window
- */
-void FGAPIENTRY glutSpecialFunc( void (* callback)( int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpecialFunc" );
- SET_CALLBACK( Special );
-}
-
-/*
- * Sets the global idle callback
- */
-void FGAPIENTRY glutIdleFunc( void (* callback)( void ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutIdleFunc" );
- fgState.IdleCallback = callback;
-}
-
-/*
- * Sets the Timer callback for the current window
- */
-void FGAPIENTRY glutTimerFunc( unsigned int timeOut, void (* callback)( int ),
- int timerID )
-{
- SFG_Timer *timer, *node;
-
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTimerFunc" );
-
- if( (timer = fgState.FreeTimers.Last) )
- {
- fgListRemove( &fgState.FreeTimers, &timer->Node );
- }
- else
- {
- if( ! (timer = malloc(sizeof(SFG_Timer))) )
- fgError( "Fatal error: "
- "Memory allocation failure in glutTimerFunc()" );
- }
-
- timer->Callback = callback;
- timer->ID = timerID;
- timer->TriggerTime = fgElapsedTime() + timeOut;
-
- for( node = fgState.Timers.First; node; node = node->Node.Next )
- {
- if( node->TriggerTime > timer->TriggerTime )
- break;
- }
-
- fgListInsert( &fgState.Timers, &node->Node, &timer->Node );
-}
-
-/*
- * Sets the Visibility callback for the current window.
- */
-static void fghVisibility( int status )
-{
- int glut_status = GLUT_VISIBLE;
-
- FREEGLUT_INTERNAL_ERROR_EXIT_IF_NOT_INITIALISED ( "Visibility Callback" );
- freeglut_return_if_fail( fgStructure.CurrentWindow );
-
- if( ( GLUT_HIDDEN == status ) || ( GLUT_FULLY_COVERED == status ) )
- glut_status = GLUT_NOT_VISIBLE;
- INVOKE_WCB( *( fgStructure.CurrentWindow ), Visibility, ( glut_status ) );
-}
-
-void FGAPIENTRY glutVisibilityFunc( void (* callback)( int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutVisibilityFunc" );
- SET_CALLBACK( Visibility );
-
- if( callback )
- glutWindowStatusFunc( fghVisibility );
- else
- glutWindowStatusFunc( NULL );
-}
-
-/*
- * Sets the keyboard key release callback for the current window
- */
-void FGAPIENTRY glutKeyboardUpFunc( void (* callback)
- ( unsigned char, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutKeyboardUpFunc" );
- SET_CALLBACK( KeyboardUp );
-}
-
-/*
- * Sets the special key release callback for the current window
- */
-void FGAPIENTRY glutSpecialUpFunc( void (* callback)( int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpecialUpFunc" );
- SET_CALLBACK( SpecialUp );
-}
-
-/*
- * Sets the joystick callback and polling rate for the current window
- */
-void FGAPIENTRY glutJoystickFunc( void (* callback)
- ( unsigned int, int, int, int ),
- int pollInterval )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutJoystickFunc" );
- fgInitialiseJoysticks ();
-
- if ( ( ( fgStructure.CurrentWindow->State.JoystickPollRate < 0 ) ||
- !FETCH_WCB(*fgStructure.CurrentWindow,Joystick) ) && /* Joystick callback was disabled */
- ( callback && ( pollInterval >= 0 ) ) ) /* but is now enabled */
- ++fgState.NumActiveJoysticks;
- else if ( ( ( fgStructure.CurrentWindow->State.JoystickPollRate >= 0 ) &&
- FETCH_WCB(*fgStructure.CurrentWindow,Joystick) ) && /* Joystick callback was enabled */
- ( !callback || ( pollInterval < 0 ) ) ) /* but is now disabled */
- --fgState.NumActiveJoysticks;
-
- SET_CALLBACK( Joystick );
- fgStructure.CurrentWindow->State.JoystickPollRate = pollInterval;
-
- fgStructure.CurrentWindow->State.JoystickLastPoll =
- fgElapsedTime() - fgStructure.CurrentWindow->State.JoystickPollRate;
-
- if( fgStructure.CurrentWindow->State.JoystickLastPoll < 0 )
- fgStructure.CurrentWindow->State.JoystickLastPoll = 0;
-}
-
-/*
- * Sets the mouse callback for the current window
- */
-void FGAPIENTRY glutMouseFunc( void (* callback)( int, int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMouseFunc" );
- SET_CALLBACK( Mouse );
-}
-
-/*
- * Sets the mouse wheel callback for the current window
- */
-void FGAPIENTRY glutMouseWheelFunc( void (* callback)( int, int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMouseWheelFunc" );
- SET_CALLBACK( MouseWheel );
-}
-
-/*
- * Sets the mouse motion callback for the current window (one or more buttons
- * are pressed)
- */
-void FGAPIENTRY glutMotionFunc( void (* callback)( int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMotionFunc" );
- SET_CALLBACK( Motion );
-}
-
-/*
- * Sets the passive mouse motion callback for the current window (no mouse
- * buttons are pressed)
- */
-void FGAPIENTRY glutPassiveMotionFunc( void (* callback)( int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutPassiveMotionFunc" );
- SET_CALLBACK( Passive );
-}
-
-/*
- * Window mouse entry/leave callback
- */
-void FGAPIENTRY glutEntryFunc( void (* callback)( int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutEntryFunc" );
- SET_CALLBACK( Entry );
-}
-
-/*
- * Window destruction callbacks
- */
-void FGAPIENTRY glutCloseFunc( void (* callback)( void ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutCloseFunc" );
- SET_CALLBACK( Destroy );
-}
-
-void FGAPIENTRY glutWMCloseFunc( void (* callback)( void ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutWMCloseFunc" );
- glutCloseFunc( callback );
-}
-
-/* A. Donev: Destruction callback for menus */
-void FGAPIENTRY glutMenuDestroyFunc( void (* callback)( void ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuDestroyFunc" );
- if( fgStructure.CurrentMenu )
- fgStructure.CurrentMenu->Destroy = callback;
-}
-
-/*
- * Deprecated version of glutMenuStatusFunc callback setting method
- */
-void FGAPIENTRY glutMenuStateFunc( void (* callback)( int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuStateFunc" );
- fgState.MenuStateCallback = callback;
-}
-
-/*
- * Sets the global menu status callback for the current window
- */
-void FGAPIENTRY glutMenuStatusFunc( void (* callback)( int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMenuStatusFunc" );
- fgState.MenuStatusCallback = callback;
-}
-
-/*
- * Sets the overlay display callback for the current window
- */
-void FGAPIENTRY glutOverlayDisplayFunc( void (* callback)( void ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutOverlayDisplayFunc" );
- SET_CALLBACK( OverlayDisplay );
-}
-
-/*
- * Sets the window status callback for the current window
- */
-void FGAPIENTRY glutWindowStatusFunc( void (* callback)( int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutWindowStatusFunc" );
- SET_CALLBACK( WindowStatus );
-}
-
-/*
- * Sets the spaceball motion callback for the current window
- */
-void FGAPIENTRY glutSpaceballMotionFunc( void (* callback)( int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballMotionFunc" );
- fgInitialiseSpaceball();
-
- SET_CALLBACK( SpaceMotion );
-}
-
-/*
- * Sets the spaceball rotate callback for the current window
- */
-void FGAPIENTRY glutSpaceballRotateFunc( void (* callback)( int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballRotateFunc" );
- fgInitialiseSpaceball();
-
- SET_CALLBACK( SpaceRotation );
-}
-
-/*
- * Sets the spaceball button callback for the current window
- */
-void FGAPIENTRY glutSpaceballButtonFunc( void (* callback)( int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSpaceballButtonFunc" );
- fgInitialiseSpaceball();
-
- SET_CALLBACK( SpaceButton );
-}
-
-/*
- * Sets the button box callback for the current window
- */
-void FGAPIENTRY glutButtonBoxFunc( void (* callback)( int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutButtonBoxFunc" );
- SET_CALLBACK( ButtonBox );
-}
-
-/*
- * Sets the dials box callback for the current window
- */
-void FGAPIENTRY glutDialsFunc( void (* callback)( int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutDialsFunc" );
- SET_CALLBACK( Dials );
-}
-
-/*
- * Sets the tablet motion callback for the current window
- */
-void FGAPIENTRY glutTabletMotionFunc( void (* callback)( int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTabletMotionFunc" );
- SET_CALLBACK( TabletMotion );
-}
-
-/*
- * Sets the tablet buttons callback for the current window
- */
-void FGAPIENTRY glutTabletButtonFunc( void (* callback)( int, int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutTabletButtonFunc" );
- SET_CALLBACK( TabletButton );
-}
-
-/*
- * Sets the multi-pointer entry callback for the current window
- */
-void FGAPIENTRY glutMultiEntryFunc( void (* callback)(int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiEntryFunc" );
- SET_CALLBACK( MultiEntry );
-}
-
-/*
- * Sets the multi-pointer button callback for the current window
- */
-void FGAPIENTRY glutMultiButtonFunc( void (* callback)(int, int, int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiButtonFunc" );
- SET_CALLBACK( MultiButton );
-}
-
-/*
- * Sets the multi-pointer motion callback for the current window
- */
-void FGAPIENTRY glutMultiMotionFunc( void (* callback)(int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiMotionFunc" );
- SET_CALLBACK( MultiMotion );
-}
-
-/*
- * Sets the multi-pointer passive motion callback for the current window
- */
-void FGAPIENTRY glutMultiPassiveFunc( void (* callback)(int, int, int ) )
-{
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMultiPassiveFunc" );
- SET_CALLBACK( MultiPassive );
-}
-
-/*** END OF FILE ***/
projects / freeglut / blobdiff