Mercurial > sdl-ios-xcode
diff src/video/ataricommon/SDL_atarievents.c @ 281:c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 17 Feb 2002 19:54:28 +0000 |
parents | |
children | f6ffac90895c |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/video/ataricommon/SDL_atarievents.c Sun Feb 17 19:54:28 2002 +0000 @@ -0,0 +1,126 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@libsdl.org +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id$"; +#endif + +/* + * Atari keyboard events manager + * + * Patrice Mandin + * + * This routines choose what the final event manager will be + */ + +#include <stdlib.h> +#include <string.h> + +#include <sys/cookie.h> + +#include "SDL.h" +#include "SDL_sysevents.h" +#include "SDL_events_c.h" + +#include "SDL_atarievents_c.h" +#include "SDL_biosevents_c.h" +#include "SDL_gemdosevents_c.h" +#include "SDL_ikbdevents_c.h" + +enum { + MCH_ST=0, + MCH_STE, + MCH_TT, + MCH_F30 +}; + +void (*Atari_ShutdownEvents)(void); + +static void Atari_InitializeEvents(_THIS) +{ + const char *envr; + unsigned long cookie_mch; + + /* Test if we are on an Atari machine or not */ + if (Getcookie(C__MCH, &cookie_mch) == C_NOTFOUND) { + cookie_mch = 0; + } + cookie_mch >>= 16; + + /* Default is Ikbd, the faster except for clones */ + switch(cookie_mch) { + case MCH_ST: + case MCH_STE: + case MCH_TT: + case MCH_F30: + this->InitOSKeymap=AtariIkbd_InitOSKeymap; + this->PumpEvents=AtariIkbd_PumpEvents; + Atari_ShutdownEvents=AtariIkbd_ShutdownEvents; + break; + default: + this->InitOSKeymap=AtariGemdos_InitOSKeymap; + this->PumpEvents=AtariGemdos_PumpEvents; + Atari_ShutdownEvents=AtariGemdos_ShutdownEvents; + break; + } + + envr = getenv("SDL_ATARI_EVENTSDRIVER"); + + if (!envr) { + return; + } + + if (strcmp(envr, "ikbd") == 0) { + this->InitOSKeymap=AtariIkbd_InitOSKeymap; + this->PumpEvents=AtariIkbd_PumpEvents; + Atari_ShutdownEvents=AtariIkbd_ShutdownEvents; + } + + if (strcmp(envr, "gemdos") == 0) { + this->InitOSKeymap=AtariGemdos_InitOSKeymap; + this->PumpEvents=AtariGemdos_PumpEvents; + Atari_ShutdownEvents=AtariGemdos_ShutdownEvents; + } + + if (strcmp(envr, "bios") == 0) { + this->InitOSKeymap=AtariBios_InitOSKeymap; + this->PumpEvents=AtariBios_PumpEvents; + Atari_ShutdownEvents=AtariBios_ShutdownEvents; + } +} + +void Atari_InitOSKeymap(_THIS) +{ + Atari_InitializeEvents(this); + + /* Call choosen routine */ + this->InitOSKeymap(this); +} + +void Atari_PumpEvents(_THIS) +{ + Atari_InitializeEvents(this); + + /* Call choosen routine */ + this->PumpEvents(this); +}