areaaudio.cpp

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/*
  * Copyright 2020 Twilight
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
*/

#include "./areaaudio.h"
#include "../../savefile.h"
#include "../../savefiletoolset.h"
#include "../../savefileiterator.h"
#include <pse-db/music.h>
#include <pse-db/entries/mapdbentry.h>
#include <pse-db/mapsdb.h>
#include <pse-common/random.h>
 
AreaAudio::AreaAudio(SaveFile* saveFile)
{
  load(saveFile);
}
 
AreaAudio::~AreaAudio() {}
 
void AreaAudio::load(SaveFile* saveFile)
{
  reset();
  if(saveFile == nullptr)
    return;
 
  auto toolset = saveFile->toolset;
 
  musicID = toolset->getByte(0x2607);
  musicIDChanged();
 
  musicBank = toolset->getByte(0x2608);
  musicBankChanged();
 
  noAudioFadeout = toolset->getBit(0x29D8, 1, 1);
  noAudioFadeoutChanged();
 
  preventMusicChange = toolset->getBit(0x29DF, 1, 1);
  preventMusicChangeChanged();
}
 
void AreaAudio::save(SaveFile* saveFile)
{
  auto toolset = saveFile->toolset;
 
  toolset->setByte(0x2607, musicID);
  toolset->setByte(0x2608, musicBank);
  toolset->setBit(0x29D8, 1, 1, noAudioFadeout);
  toolset->setBit(0x29DF, 1, 1, preventMusicChange);
}
 
void AreaAudio::reset()
{
  musicID = 0;
  musicIDChanged();
 
  musicBank = 0;
  musicBankChanged();
 
  noAudioFadeout = false;
  noAudioFadeoutChanged();
 
  preventMusicChange = false;
  preventMusicChangeChanged();
}
 
void AreaAudio::randomize()
{
  reset();
 
  // Select a random song
  auto musicEntry = MusicDB::inst()->getStore().at(Random::inst()->rangeExclusive(0, MusicDB::inst()->getStoreSize()));
 
  // Load it into the map
  musicID = musicEntry->id;
  musicIDChanged();
 
  musicBank = musicEntry->bank;
  musicBankChanged();
}
 
void AreaAudio::setTo(MapDBEntry* map)
{
  reset();
 
  // Select a random song
  MusicDBEntry* musicEntry = map->getToMusic();
 
  // Load it into the map
  musicID = (musicEntry == nullptr)
      ? 0
      : musicEntry->id;
  musicIDChanged();
 
  musicBank = musicID = (musicEntry == nullptr)
      ? 0
      : musicEntry->bank;
  musicBankChanged();
}