// This seek to the next track (if applicable)
void CAudioCD::seekForward()
{
// Can't go past "max_tracks"
if(track >= max_tracks)
return;
// Increment the track
track++;
setPlayPos(track); // Set the play pos for the track
stop(); // Stop the CD (temporarily)
play(); // Immediately start back up at new position
}
void CAudioCD::seekBack()
{
// Can't go past "first track"
if(track <= 1)
return;
// Decrement track
track--;
setPlayPos(track); // Set the play pos for the track
stop(); // Stop the CD (temporarily)
play(); // Immediately start back up at new position
}
void song::clearProject()
{
engine::projectJournal()->setJournalling( false );
if( m_playing )
{
stop();
}
for( int i = 0; i < Mode_Count; i++ )
{
setPlayPos( 0, ( PlayModes )i );
}
engine::mixer()->lock();
if( engine::getBBEditor() )
{
engine::getBBEditor()->clearAllTracks();
}
if( engine::songEditor() )
{
engine::songEditor()->clearAllTracks();
}
if( engine::fxMixerView() )
{
engine::fxMixerView()->clear();
}
QCoreApplication::sendPostedEvents();
engine::getBBTrackContainer()->clearAllTracks();
clearAllTracks();
engine::fxMixer()->clear();
if( engine::automationEditor() )
{
engine::automationEditor()->setCurrentPattern( NULL );
}
if( engine::pianoRoll() )
{
engine::pianoRoll()->reset();
}
m_tempoModel.reset();
m_masterVolumeModel.reset();
m_masterPitchModel.reset();
m_timeSigModel.reset();
AutomationPattern::globalAutomationPattern( &m_tempoModel )->clear();
AutomationPattern::globalAutomationPattern( &m_masterVolumeModel )->
clear();
AutomationPattern::globalAutomationPattern( &m_masterPitchModel )->
clear();
engine::mixer()->unlock();
if( engine::getProjectNotes() )
{
engine::getProjectNotes()->clear();
}
// Move to function
while( !m_controllers.empty() )
{
delete m_controllers.last();
}
emit dataChanged();
engine::projectJournal()->clearJournal();
engine::projectJournal()->setJournalling( true );
InstrumentTrackView::cleanupWindowCache();
}
bool CAudioCD::init(HWND hwnd)
{
if(hwnd == NULL)
return false; // Got a bogus HWND
// Save off the window handle
win_hwnd = hwnd;
MCI_OPEN_PARMS mci_open_params; // This is a struct provided by MCI "Media Control
// Interface". We need to fill it with some information
// and then use it to see if we can open a CD audio device.
mci_open_params.lpstrDeviceType = "cdaudio"; // We fill the device type with the name
// of the device we want to open.
// MSDN has a list of all these (if you can
// find it :)
// Okay this is the function that opens our device (and is the main function for using
// MCI as you'll see :)
// By parameter
// 0 -- Needs to be zero if the second parameter is MCI_OPEN
// MCI_OPEN -- This flag says we're initializing a device or file
// MCI_OPEN_TYPE -- This flag says the lpstrDeviceType in "mci_open_params" is valid
// &mci_open_params -- Address of our MCI_OPEN_PARAMS struct we filled in
if(mciSendCommand(0, MCI_OPEN, MCI_OPEN_TYPE, (DWORD)&mci_open_params))
return false;
device_handle = mci_open_params.wDeviceID; // Save of the opened device handle
// **Now we want to set the way we interrupt "time" for the tracks**
MCI_SET_PARMS mci_set_params; // This struct will be filled with how we want the
// device to hand the "time of tracks" -- We want to associate
// "track time" as minutes and seconds
mci_set_params.dwCallback = (ULONG)win_hwnd; // The HWND where the MCI_NOTIFY message
// can be found
mci_set_params.dwTimeFormat = MCI_FORMAT_TMSF; // This flag says we want the time in
// tracks, minutes, seconds and frames
// Again we'll use the mciSendCommand(), by parameter:
// device_handle -- Device ID that is to receive the command message
// MCI_SET -- This flag says "this command sets device information"
// MCI_SET_TIME_FORMAT -- This flag says the dwTimeFormat in "mci_set_params" is valid
// &mci_set_params -- The address of the MCI_SET_PARAMS struct we need to pass in
if(mciSendCommand(device_handle,MCI_SET,MCI_SET_TIME_FORMAT,(DWORD)&mci_set_params))
return false;
// **Lastly determine how many tracks our on the CD**
MCI_STATUS_PARMS status; // For holding status about the device
status.dwCallback = (ULONG)win_hwnd; // Set the window handle
status.dwItem = MCI_STATUS_NUMBER_OF_TRACKS; // Set the "dwItem" flag so
// it says we are requesting
// the number of tracks on the CD
// By parameter:
// device_handle -- Device ID that is to receive the command message
// MCI_STATUS -- This flag says "this retrieves information about an MCI device"
// MCI_STATUS_ITEM -- This flag says "the dwItem member in "status" is valid
// &status -- Address of the MCI_STATUS_PARMS struct we set
if(mciSendCommand(device_handle,MCI_STATUS,MCI_STATUS_ITEM,(DWORD)&status))
return false;
max_tracks = status.dwReturn; // Save off the maximum number of tracks
// Lastly set the playing position for the first track
setPlayPos(track);
return true; // Everything has went well
}
void Song::clearProject()
{
Engine::projectJournal()->setJournalling( false );
if( m_playing )
{
stop();
}
for( int i = 0; i < Mode_Count; i++ )
{
setPlayPos( 0, ( PlayModes )i );
}
Engine::mixer()->requestChangeInModel();
if( gui && gui->getBBEditor() )
{
gui->getBBEditor()->trackContainerView()->clearAllTracks();
}
if( gui && gui->songEditor() )
{
gui->songEditor()->m_editor->clearAllTracks();
}
if( gui && gui->fxMixerView() )
{
gui->fxMixerView()->clear();
}
QCoreApplication::sendPostedEvents();
Engine::getBBTrackContainer()->clearAllTracks();
clearAllTracks();
Engine::fxMixer()->clear();
if( gui && gui->automationEditor() )
{
gui->automationEditor()->setCurrentPattern( NULL );
}
if( gui && gui->pianoRoll() )
{
gui->pianoRoll()->reset();
}
m_tempoModel.reset();
m_masterVolumeModel.reset();
m_masterPitchModel.reset();
m_timeSigModel.reset();
AutomationPattern::globalAutomationPattern( &m_tempoModel )->clear();
AutomationPattern::globalAutomationPattern( &m_masterVolumeModel )->
clear();
AutomationPattern::globalAutomationPattern( &m_masterPitchModel )->
clear();
Engine::mixer()->doneChangeInModel();
if( gui && gui->getProjectNotes() )
{
gui->getProjectNotes()->clear();
}
removeAllControllers();
emit dataChanged();
Engine::projectJournal()->clearJournal();
Engine::projectJournal()->setJournalling( true );
InstrumentTrackView::cleanupWindowCache();
}
