isle-portable/LEGO1/mxbackgroundaudiomanager.cpp

#include "mxbackgroundaudiomanager.h"

#include "mxomni.h"
#include "mxstreamer.h"
#include "mxticklemanager.h"

DECOMP_SIZE_ASSERT(MxBackgroundAudioManager, 0x150)

// OFFSET: LEGO1 0x1007ea90
MxBackgroundAudioManager::MxBackgroundAudioManager()
{
  NotificationManager()->Register(this);
  m_unka0 = 0;
  m_unk138 = 0;
  m_unk13c = 0;
  m_unk140 = 0;
  m_unk144 = 0;
  m_unk148 = 0;
  m_musicEnabled = FALSE;
}

// OFFSET: LEGO1 0x1007ec20
MxBackgroundAudioManager::~MxBackgroundAudioManager()
{
  TickleManager()->UnregisterClient(this);
  NotificationManager()->Unregister(this);
  DestroyMusic();
}

// OFFSET: LEGO1 0x1007f470
void MxBackgroundAudioManager::Stop()
{
  if (m_action2.GetObjectId() != -1)
    DeleteObject(m_action2);

  m_unk138 = 0;
  m_action2.SetAtomId(MxAtomId());
  m_action2.SetObjectId(-1);

  if (m_action1.GetObjectId() != -1)
    DeleteObject(m_action1);

  m_unka0 = 0;
  m_action1.SetAtomId(MxAtomId());
  m_unk148 = 0;
  m_action1.SetObjectId(-1);
  m_unk13c = 0;
}

// OFFSET: LEGO1 0x1007f5f0
void MxBackgroundAudioManager::Enable(MxBool p)
{
  if (this->m_musicEnabled != p) {
    this->m_musicEnabled = p;
    if (!p) {
      Stop();
    }
  }
}

// OFFSET: LEGO1 0x1007f650
void MxBackgroundAudioManager::Init()
{
  this->m_unka0 = 0;
  this->m_unk13c = 0;
}

// OFFSET: LEGO1 0x1007ece0
MxResult MxBackgroundAudioManager::Create(MxAtomId &p_script, MxU32 p_frequencyMS)
{
  MxResult result = OpenMusic(p_script);

  if (result == SUCCESS) {
    TickleManager()->RegisterClient(this, p_frequencyMS);
    m_musicEnabled = TRUE;
  }

  return result;
}

// OFFSET: LEGO1 0x1007ed20
MxResult MxBackgroundAudioManager::OpenMusic(MxAtomId &p_script)
{
  if (m_script.GetInternal())
    DestroyMusic();

  MxResult result = FAILURE;

  if (Streamer()->Open(p_script.GetInternal(), 0)) {
    m_script = p_script;
    result = SUCCESS;
  }

  return result;
}

// OFFSET: LEGO1 0x1007ed70
void MxBackgroundAudioManager::DestroyMusic()
{
  if (m_script.GetInternal()) {
    MxDSAction ds;
    ds.SetAtomId(m_script);
    ds.SetUnknown24(-2);
    DeleteObject(ds);
    Streamer()->Close(m_script.GetInternal());
    m_musicEnabled = FALSE;
  }
}