Mercurial > sdl-ios-xcode
view src/cdrom/dc/SDL_syscdrom.c @ 2153:760c1bd2d625
Reverted mousewheel support in 1.2, since it breaks binary compatibility.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Fri, 06 Jul 2007 13:45:10 +0000 |
parents | c121d94672cb |
children | 99210400e8b9 |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2006 Sam Lantinga 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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Sam Lantinga slouken@libsdl.org */ #include "SDL_config.h" #ifdef SDL_CDROM_DC /* Functions for system-level CD-ROM audio control */ #include <dc/cdrom.h> #include <dc/spu.h> #include "SDL_cdrom.h" #include "../SDL_syscdrom.h" /* The system-dependent CD control functions */ static const char *SDL_SYS_CDName(int drive); static int SDL_SYS_CDOpen(int drive); static int SDL_SYS_CDGetTOC(SDL_CD * cdrom); static CDstatus SDL_SYS_CDStatus(SDL_CD * cdrom, int *position); static int SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length); static int SDL_SYS_CDPause(SDL_CD * cdrom); static int SDL_SYS_CDResume(SDL_CD * cdrom); static int SDL_SYS_CDStop(SDL_CD * cdrom); static int SDL_SYS_CDEject(SDL_CD * cdrom); static void SDL_SYS_CDClose(SDL_CD * cdrom); int SDL_SYS_CDInit(void) { /* Fill in our driver capabilities */ SDL_CDcaps.Name = SDL_SYS_CDName; SDL_CDcaps.Open = SDL_SYS_CDOpen; SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC; SDL_CDcaps.Status = SDL_SYS_CDStatus; SDL_CDcaps.Play = SDL_SYS_CDPlay; SDL_CDcaps.Pause = SDL_SYS_CDPause; SDL_CDcaps.Resume = SDL_SYS_CDResume; SDL_CDcaps.Stop = SDL_SYS_CDStop; SDL_CDcaps.Eject = SDL_SYS_CDEject; SDL_CDcaps.Close = SDL_SYS_CDClose; return (0); } static const char * SDL_SYS_CDName(int drive) { return "/cd"; } static int SDL_SYS_CDOpen(int drive) { return (drive); } #define TRACK_CDDA 0 static int SDL_SYS_CDGetTOC(SDL_CD * cdrom) { CDROM_TOC toc; int ret, i; ret = cdrom_read_toc(&toc, 0); if (ret != ERR_OK) { return -1; } cdrom->numtracks = TOC_TRACK(toc.last) - TOC_TRACK(toc.first) + 1; for (i = 0; i < cdrom->numtracks; i++) { unsigned long entry = toc.entry[i]; cdrom->track[i].id = i + 1; cdrom->track[i].type = (TOC_CTRL(toc.entry[i]) == TRACK_CDDA) ? SDL_AUDIO_TRACK : SDL_DATA_TRACK; cdrom->track[i].offset = TOC_LBA(entry) - 150; cdrom->track[i].length = TOC_LBA((i + 1 < toc.last) ? toc.entry[i + 1] : toc.leadout_sector) - TOC_LBA(entry); } return 0; } /* Get CD-ROM status */ static CDstatus SDL_SYS_CDStatus(SDL_CD * cdrom, int *position) { int ret, dc_status, disc_type; ret = cdrom_get_status(&dc_status, &disc_type); if (ret != ERR_OK) return CD_ERROR; switch (dc_status) { // case CD_STATUS_BUSY: case CD_STATUS_PAUSED: return CD_PAUSED; case CD_STATUS_STANDBY: return CD_STOPPED; case CD_STATUS_PLAYING: return CD_PLAYING; // case CD_STATUS_SEEKING: // case CD_STATUS_SCANING: case CD_STATUS_OPEN: case CD_STATUS_NO_DISC: return CD_TRAYEMPTY; default: return CD_ERROR; } } /* Start play */ static int SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length) { int ret = cdrom_cdda_play(start - 150, start - 150 + length, 1, CDDA_SECTORS); return ret == ERR_OK ? 0 : -1; } /* Pause play */ static int SDL_SYS_CDPause(SDL_CD * cdrom) { int ret = cdrom_cdda_pause(); return ret == ERR_OK ? 0 : -1; } /* Resume play */ static int SDL_SYS_CDResume(SDL_CD * cdrom) { int ret = cdrom_cdda_resume(); return ret == ERR_OK ? 0 : -1; } /* Stop play */ static int SDL_SYS_CDStop(SDL_CD * cdrom) { int ret = cdrom_spin_down(); return ret == ERR_OK ? 0 : -1; } /* Eject the CD-ROM */ static int SDL_SYS_CDEject(SDL_CD * cdrom) { return -1; } /* Close the CD-ROM handle */ static void SDL_SYS_CDClose(SDL_CD * cdrom) { } void SDL_SYS_CDQuit(void) { } #endif /* SDL_CDROM_DC */ /* vi: set ts=4 sw=4 expandtab: */