77 lines
1.4 KiB
C
77 lines
1.4 KiB
C
#include "stdafx.h"
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#include "openttd.h"
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#include "music/os2_m.h"
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#define INCL_DOS
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#define INCL_OS2MM
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#define INCL_WIN
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#include <stdarg.h>
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#include <os2.h>
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#include <os2me.h>
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/**********************
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* OS/2 MIDI PLAYER
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**********************/
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/* Interesting how similar the MCI API in OS/2 is to the Win32 MCI API,
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* eh? Anyone would think they both came from the same place originally! ;)
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*/
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static long CDECL MidiSendCommand(const char *cmd, ...)
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{
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va_list va;
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char buf[512];
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va_start(va, cmd);
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vsprintf(buf, cmd, va);
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va_end(va);
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return mciSendString(buf, NULL, 0, NULL, 0);
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}
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static void OS2MidiPlaySong(const char *filename)
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{
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MidiSendCommand("close all");
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if (MidiSendCommand("open %s type sequencer alias song", filename) != 0)
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return;
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MidiSendCommand("play song from 0");
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}
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static void OS2MidiStopSong(void)
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{
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MidiSendCommand("close all");
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}
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static void OS2MidiSetVolume(byte vol)
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{
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MidiSendCommand("set song audio volume %d", ((vol/127)*100));
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}
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static bool OS2MidiIsSongPlaying(void)
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{
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char buf[16];
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mciSendString("status song mode", buf, sizeof(buf), NULL, 0);
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return strcmp(buf, "playing") == 0 || strcmp(buf, "seeking") == 0;
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}
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static const char *OS2MidiStart(const char * const *parm)
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{
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return 0;
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}
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static void OS2MidiStop(void)
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{
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MidiSendCommand("close all");
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}
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const HalMusicDriver _os2_music_driver = {
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OS2MidiStart,
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OS2MidiStop,
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OS2MidiPlaySong,
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OS2MidiStopSong,
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OS2MidiIsSongPlaying,
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OS2MidiSetVolume,
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};
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