1

/*********************************************************************

     2

 * OpenTTD: An Open Source Transport Tycoon Deluxe clone             *

     3

 * Copyright (c) 2002-2004 OpenTTD Developers. All Rights Reserved.  *

     4

 *                                                                   *

     5

 * Web site: http://openttd.sourceforge.net/                         *

     6

 *********************************************************************/

     7

     8

/*

     9

 * This program is free software; you can redistribute it and/or modify

    10

 * it under the terms of the GNU General Public License as published by

    11

 * the Free Software Foundation; either version 2 of the License, or

    12

 * (at your option) any later version.

    13

 *

    14

 * This program is distributed in the hope that it will be useful,

    15

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

    16

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    17

 * GNU General Public License for more details.

    18

 *

    19

 * You should have received a copy of the GNU General Public License

    20

 * along with this program; if not, write to the Free Software

    21

 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

    22

 */

    23

    24

/* DirectMusic driver for Win32 */

    25

/* Based on dxmci from TTDPatch */

    26

    27

#include "stdafx.h"

    28

    29

#ifdef WIN32_ENABLE_DIRECTMUSIC_SUPPORT

    30

    31

#include "ttd.h"

    32

#include "sound.h"

    33

#include "hal.h"

    34

    35

static char * DMusicMidiStart(char **parm);

    36

static void DMusicMidiStop(void);

    37

static void DMusicMidiPlaySong(const char *filename);

    38

static void DMusicMidiStopSong(void);

    39

static bool DMusicMidiIsSongPlaying(void);

    40

static void DMusicMidiSetVolume(byte vol);

    41

    42

const HalMusicDriver _dmusic_midi_driver = {

    43

	DMusicMidiStart,

    44

	DMusicMidiStop,

    45

	DMusicMidiPlaySong,

    46

	DMusicMidiStopSong,

    47

	DMusicMidiIsSongPlaying,

    48

	DMusicMidiSetVolume,

    49

};

    50

    51

extern bool LoadMIDI (char *directory, char *filename);

    52

extern bool InitDirectMusic (void);

    53

extern void ReleaseSegment (void);

    54

extern void ShutdownDirectMusic (void);

    55

extern bool LoadMIDI (char *directory, char *filename);

    56

extern void PlaySegment (void);

    57

extern void StopSegment (void);

    58

extern bool IsSegmentPlaying (void);

    59

extern void SetVolume (long);

    60

    61

bool seeking = false;

    62

    63

static char * DMusicMidiStart(char **parm)

    64

{

    65

	if (InitDirectMusic() == true)

    66

		return(0);

    67

    68

  return("Unable to initialize DirectMusic");

    69

}

    70

    71

static void DMusicMidiStop(void)

    72

{

    73

	StopSegment();

    74

}

    75

    76

static void DMusicMidiPlaySong(const char *filename)

    77

{

    78

	char *pos;

    79

	char dir[MAX_PATH];

    80

	char file[MAX_PATH];

    81

    82

	// split full path into directory and file components

    83

	ttd_strlcpy(dir, filename, MAX_PATH);

    84

	pos = strrchr(dir, '\\') + 1;

    85

	ttd_strlcpy(file, pos, MAX_PATH);

    86

	//strchr(file, ' ')[0] = 0;

    87

	*pos = 0;

    88

    89

	LoadMIDI(dir, file);

    90

	PlaySegment();

    91

	seeking = true;

    92

}

    93

    94

static void DMusicMidiStopSong(void)

    95

{

    96

	StopSegment();

    97

}

    98

    99

static bool DMusicMidiIsSongPlaying(void)

   100

{

   101

	if ((IsSegmentPlaying() == 0) && (seeking == true)) // Not the nicest code, but there is a

   102

		return(true);                                   // short delay before playing actually

   103

                                                        // starts. OpenTTD makes no provision for

   104

	if (IsSegmentPlaying() == 1)                        // this.

   105

		seeking = false;

   106

   107

   108

	return(IsSegmentPlaying());

   109

}

   110

   111

static void DMusicMidiSetVolume(byte vol)

   112

{

   113

	SetVolume(vol);

   114

}

   115

   116

#endif /* WIN32_ENABLE_DIRECTMUSIC_SUPPORT */