mxmidipresenter.cpp

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#include "mxmidipresenter.h"
 
#include "decomp.h"
#include "mxautolock.h"
#include "mxdssound.h"
#include "mxdssubscriber.h"
#include "mxmisc.h"
#include "mxmusicmanager.h"
 
DECOMP_SIZE_ASSERT(MxMIDIPresenter, 0x58);
 
// FUNCTION: LEGO1 0x100c25e0
MxMIDIPresenter::MxMIDIPresenter()
{
    Init();
}
 
// FUNCTION: LEGO1 0x100c27c0
MxMIDIPresenter::~MxMIDIPresenter()
{
    Destroy(TRUE);
}
 
// FUNCTION: LEGO1 0x100c2820
void MxMIDIPresenter::Init()
{
    m_chunk = NULL;
}
 
// FUNCTION: LEGO1 0x100c2830
void MxMIDIPresenter::Destroy(MxBool p_fromDestructor)
{
    if (MusicManager()) {
        MusicManager()->DeinitializeMIDI();
    }
 
    m_criticalSection.Enter();
 
    if (m_subscriber && m_chunk) {
        m_subscriber->FreeDataChunk(m_chunk);
    }
    Init();
 
    m_criticalSection.Leave();
 
    if (!p_fromDestructor) {
        MxMusicPresenter::Destroy();
    }
}
 
// FUNCTION: LEGO1 0x100c2890
void MxMIDIPresenter::ReadyTickle()
{
    MxStreamChunk* chunk = NextChunk();
 
    if (chunk) {
        m_subscriber->FreeDataChunk(chunk);
        ParseExtra();
        ProgressTickleState(e_starting);
    }
}
 
// FUNCTION: LEGO1 0x100c28d0
void MxMIDIPresenter::StartingTickle()
{
    MxStreamChunk* chunk = CurrentChunk();
 
    if (chunk && m_action->GetElapsedTime() >= chunk->GetTime()) {
        ProgressTickleState(e_streaming);
    }
}
 
// FUNCTION: LEGO1 0x100c2910
void MxMIDIPresenter::StreamingTickle()
{
    if (m_chunk) {
        ProgressTickleState(e_done);
    }
    else {
        m_chunk = NextChunk();
    }
}
 
// FUNCTION: LEGO1 0x100c2940
void MxMIDIPresenter::DoneTickle()
{
    if (!MusicManager()->GetMIDIInitialized()) {
        EndAction();
    }
}
 
// FUNCTION: LEGO1 0x100c2960
void MxMIDIPresenter::Destroy()
{
    Destroy(FALSE);
}
 
// FUNCTION: LEGO1 0x100c2970
MxResult MxMIDIPresenter::PutData()
{
    m_criticalSection.Enter();
 
    if (m_currentTickleState == e_streaming && m_chunk && !MusicManager()->GetMIDIInitialized()) {
        SetVolume(((MxDSSound*) m_action)->GetVolume());
 
        if (MusicManager()->InitializeMIDI(m_chunk->GetData(), 1) != SUCCESS) {
            EndAction();
        }
    }
 
    m_criticalSection.Leave();
    return SUCCESS;
}
 
// FUNCTION: LEGO1 0x100c29e0
void MxMIDIPresenter::EndAction()
{
    if (m_action) {
        AUTOLOCK(m_criticalSection);
 
        MxMediaPresenter::EndAction();
        MusicManager()->DeinitializeMIDI();
    }
}
 
// FUNCTION: LEGO1 0x100c2a60
void MxMIDIPresenter::SetVolume(MxS32 p_volume)
{
    m_volume = p_volume;
    MusicManager()->SetMultiplier(p_volume);
}