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cd_aeroplayer.cpp

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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.
 *
 * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-0-13-1/backends/platform/PalmOS/Src/cd_aeroplayer.cpp $
 * $Id: cd_aeroplayer.cpp 30664 2008-01-27 19:47:41Z jvprat $
 *
 */

#include "common/system.h"
#include "common/config-manager.h"

#include "cd_aeroplayer.h"

AeroCDPlayer::AeroCDPlayer(OSystem *sys) {
      _sys = sys;
      StrCopy(gameP, ConfMan.getActiveDomainName().c_str());
}

bool AeroCDPlayer::init() {
      aeroplayer_Startup();
      _isInitialized = aeroplayer_PlayerIsActive();

      if (_isInitialized)
            _volumeLimit = aeroplayer_GetMaxVolumeIndex();

      return _isInitialized;
}

void AeroCDPlayer::release() {
      aeroplayer_Shutdown();

      // self delete
      delete this;
}

UInt32 AeroCDPlayer::getStatus() {
      return aeroplayer_GetPlaybackStatus();
}

UInt32 AeroCDPlayer::getPosition() {
      return aeroplayer_GetPosition_msec();
}

UInt32 AeroCDPlayer::getDuration() {
      return aeroplayer_GetDuration_msec();
}

void AeroCDPlayer::setPosition(UInt32 value) {
      aeroplayer_Seek_abs_msec(value);
}

void AeroCDPlayer::setVolume(int volume) {
      _volumeLevel = volume;
      aeroplayer_SetVolumeIndex((_volumeLimit * volume) / 100);
}

bool AeroCDPlayer::poll() {
      return
      (     _pckLoops != 0 &&
            (     getPosition() < _pckTrackEndFrame &&
                  getStatus() == AEROPLAYER_STATUS_PLAY
            )
      );
}

void AeroCDPlayer::update() {

      // stop replay upon request of stopCD()
      if (_pckStopTime != 0 && _sys->getMillis() >= _pckStopTime) {
            forceStop();
            _pckLoops = 0;
            _pckStopTime = 0;
            _pckTrackEndFrame = 0;
            return;
      }

      // not fully played
      if (getPosition() < _pckTrackEndFrame && getStatus() == AEROPLAYER_STATUS_PLAY)
            return;

      aeroplayer_Pause();
//    _pckStopTime = _sys->getMillis();

      // loop again ?
      if (_pckLoops > 0)
            _pckLoops--;

      // loop if needed
      if (_pckLoops == 0)
            forceStop();
      else {
            //_pckStopTime = 0;

            if (_pckTrackStartFrame == 0 && _pckTrackDuration == 0) {
                  setPosition(0);
            } else {
                  setPosition(_pckTrackStartFrame);
            }

            aeroplayer_Play();
            _pckEndTime = _sys->getMillis() + _pckTrackDuration;
      }
}

void AeroCDPlayer::stop() {
      _pckStopTime = _sys->getMillis();
      _pckLoops = 0;
      return;
}

void AeroCDPlayer::forceStop() {
      if (getStatus() != AEROPLAYER_STATUS_STOP)
            aeroplayer_PlayTrack(vfsInvalidVolRef, NULL);
}

void AeroCDPlayer::play(int track, int num_loops, int start_frame, int duration) {
      if (!num_loops && !start_frame)
            return;

      Char fileP[100];
      static const Char *ext[] = { "mp3", "ogg" };

//    if (duration > 0)
//          duration += 5;

      _pckTrack = track;
      _pckLoops = num_loops;
      _pckTrackStartFrame = TO_MSECS(start_frame);
      _pckTrackDuration = TO_MSECS(duration);

      StrPrintF(fileP, "/Palm/Programs/ScummVM/Audio/%s_%03ld.%s", gameP, (track + gVars->CD.firstTrack - 1), ext[gVars->CD.format]);
      aeroplayer_Pause();
      aeroplayer_PlayTrack(gVars->VFS.volRefNum, fileP);
      aeroplayer_Pause();

      if (_pckTrackStartFrame == 0 && _pckTrackDuration == 0) {
            _pckTrackDuration = getDuration();
      } else {
            setPosition(_pckTrackStartFrame);
            if (_pckTrackDuration == 0)
                  _pckTrackDuration = getDuration() - _pckTrackStartFrame;
      }

      aeroplayer_Play();

      _pckStopTime = 0;
      _pckTrackEndFrame = _pckTrackStartFrame + _pckTrackDuration;
      _pckEndTime = _sys->getMillis() + _pckTrackDuration;
}

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