/*
  OpenMW - The completely unofficial reimplementation of Morrowind
  Copyright (C) 2008  Nicolay Korslund
  Email: < korslund@gmail.com >
  WWW: http://openmw.snaptoad.com/

  This file (jukebox.mn) is part of the OpenMW package.

  OpenMW is distributed as free software: you can redistribute it
  and/or modify it under the terms of the GNU General Public License
  version 3, as published by the Free Software Foundation.

  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
  version 3 along with this program. If not, see
  http://www.gnu.org/licenses/ .

 */

// This class controls all the music.
class Music : Object;

// Create one jukebox for normal music, and one for battle music. This
// way we can pause / fade out one while the other resumes / fades in.
Jukebox jukebox, battle;

bool isBattle;
bool isMuted;

// Toggle between normal and battle music
toggle()
{
  if(isBattle)
    {
      print("Switching to normal music");
      battle.pause();
      jukebox.resume();
      isBattle = false;
    }
  else
    {
      print("Switching to battle music");
      jukebox.pause();
      battle.resume();
      isBattle = true;
    }
}

toggleMute()
{
  if(!isMuted)
    {
      jukebox.updateVolume(0);
      battle.updateVolume(0);
      print("Muted");
      isMuted = true;
    }
  else
    {
      updateVolume();
      isMuted = false;
      print("Mute off");
    }
}

setup()
{
  jukebox = new Jukebox;
  battle = new Jukebox;

  jukebox.name = "Main";
  battle.name = "Battle";

  isBattle = false;

  updateVolume();
}

play()
{
  if(isBattle) battle.play();
  else jukebox.play();
}

// Called at startup, listing the files in the "explore" and "battle"
// music directories respectively.
setPlaylists(char[][] normal, char[][] battlelist)
{
  jukebox.setPlaylist(normal);
  battle.setPlaylist(battlelist);
}

// Called whenever the volume settings (music volume or main volume)
// have been changed by the user.
updateVolume()
{
  float v = config().calcMusicVolume();
  jukebox.updateVolume(v);
  battle.updateVolume(v);
}