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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): snailrose.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file gameengine/GameLogic/Joystick/SCA_JoystickEvents.cpp
* \ingroup gamelogic
*/
#ifdef WITH_SDL
# include <SDL.h>
#endif
#include "SCA_Joystick.h"
#include "SCA_JoystickPrivate.h"
#ifdef WITH_SDL
void SCA_Joystick::OnAxisMotion(SDL_Event* sdl_event)
{
if (sdl_event->jaxis.axis >= JOYAXIS_MAX)
return;
m_axis_array[sdl_event->jaxis.axis] = sdl_event->jaxis.value;
m_istrig_axis = 1;
}
/* See notes below in the event loop */
void SCA_Joystick::OnHatMotion(SDL_Event* sdl_event)
{
if (sdl_event->jhat.hat >= JOYHAT_MAX)
return;
m_hat_array[sdl_event->jhat.hat] = sdl_event->jhat.value;
m_istrig_hat = 1;
}
/* See notes below in the event loop */
void SCA_Joystick::OnButtonUp(SDL_Event* sdl_event)
{
m_istrig_button = 1;
}
void SCA_Joystick::OnButtonDown(SDL_Event* sdl_event)
{
//if (sdl_event->jbutton.button > m_buttonmax) /* unsigned int so always above 0 */
// return;
// sdl_event->jbutton.button;
m_istrig_button = 1;
}
void SCA_Joystick::OnNothing(SDL_Event* sdl_event)
{
m_istrig_axis = m_istrig_button = m_istrig_hat = 0;
}
void SCA_Joystick::HandleEvents(void)
{
SDL_Event sdl_event;
int i;
for (i=0; i<m_joynum; i++) { /* could use JOYINDEX_MAX but no reason to */
if (SCA_Joystick::m_instance[i])
SCA_Joystick::m_instance[i]->OnNothing(&sdl_event);
}
while (SDL_PollEvent(&sdl_event)) {
/* Note! m_instance[sdl_event.jaxis.which]
* will segfault if over JOYINDEX_MAX, not too nice but what are the chances? */
/* Note!, with buttons, this wont care which button is pressed,
* only to set 'm_istrig_button', actual pressed buttons are detected by SDL_JoystickGetButton */
/* Note!, if you manage to press and release a button within 1 logic tick
* it wont work as it should */
switch (sdl_event.type) {
case SDL_JOYAXISMOTION:
SCA_Joystick::m_instance[sdl_event.jaxis.which]->OnAxisMotion(&sdl_event);
break;
case SDL_JOYHATMOTION:
SCA_Joystick::m_instance[sdl_event.jhat.which]->OnHatMotion(&sdl_event);
break;
case SDL_JOYBUTTONUP:
SCA_Joystick::m_instance[sdl_event.jbutton.which]->OnButtonUp(&sdl_event);
break;
case SDL_JOYBUTTONDOWN:
SCA_Joystick::m_instance[sdl_event.jbutton.which]->OnButtonDown(&sdl_event);
break;
#if 0 /* Not used yet */
case SDL_JOYBALLMOTION:
SCA_Joystick::m_instance[sdl_event.jball.which]->OnBallMotion(&sdl_event);
break;
#endif
default:
printf("SCA_Joystick::HandleEvents, Unknown SDL event (%d), this should not happen\n", sdl_event.type);
break;
}
}
}
#endif /* WITH_SDL */
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