--- a/javauis/mmapi_qt/baseline/src/cmmamiditempocontrol.cpp Tue May 11 16:07:20 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,213 +0,0 @@
-/*
-* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: This class is a TempoControl.
-*
-*/
-
-
-// INCLUDE FILES
-#include <logger.h>
-#include <e32base.h>
-
-#include "cmmamiditempocontrol.h"
-#include "cmmamidiplayer.h"
-
-static const TInt KMicroBeatsInMiliBeat = 1000;
-static const TInt KMMAMIDIMinimumTempo = 10000;
-static const TInt KMMAMIDIMaximumTempo = 300000;
-static const TInt KMMAMIDIDefaultTempoInMicroBeats = 120000000;
-_LIT(KMMAMidiTempoStateChangedError, "Tempo error in state change");
-
-CMMAMIDITempoControl* CMMAMIDITempoControl::NewL(CMMAMIDIPlayer* aPlayer)
-{
- CMMAMIDITempoControl* self = new(ELeave) CMMAMIDITempoControl(aPlayer);
- CleanupStack::PushL(self);
- self->ConstructL();
- CleanupStack::Pop();
- return self;
-}
-
-CMMAMIDITempoControl::CMMAMIDITempoControl(CMMAMIDIPlayer* aPlayer)
-{
- iPlayer = aPlayer;
- iTempo = KMMAMIDIDefaultTempoInMicroBeats;
-
- LOG( EJavaMMAPI, EInfo, "MMA:CMMAMIDITempoControl::CMMAMIDITempoControl");
-}
-
-CMMAMIDITempoControl::~CMMAMIDITempoControl()
-{
- LOG( EJavaMMAPI, EInfo, "MMA:CMMAMIDITempoControl::~CMMAMIDITempoControl");
-}
-
-inline void CMMAMIDITempoControl::ConstructL()
-{
- LOG( EJavaMMAPI, EInfo, "MMA:CMMAMIDITempoControl::ConstructL");
-
- iPlayer->addObserverL(this);
- iPlayer->AddStateListenerL(this);
-}
-
-const TDesC& CMMAMIDITempoControl::ClassName() const
-{
- LOG( EJavaMMAPI, EInfo, "MMA:CMMAMIDITempoControl::ClassName");
- return KMIDITempoControlName;
-}
-
-
-TInt CMMAMIDITempoControl::TempoL()
-{
- LOG( EJavaMMAPI, EInfo, "MMA: CMMAMIDITempoControl: TempoL");
-
- return iTempo / KMicroBeatsInMiliBeat;
-}
-
-TInt CMMAMIDITempoControl::SetTempoL(TInt aTempo)
-{
- LOG( EJavaMMAPI, EInfo, "MMA: CMMAMIDITempoControl: SetTempoL");
- TInt tempo = aTempo;
- if (tempo < KMMAMIDIMinimumTempo)
- {
- tempo = KMMAMIDIMinimumTempo;
- }
- if (tempo > KMMAMIDIMaximumTempo)
- {
- tempo = KMMAMIDIMaximumTempo;
- }
-
- LOG1( EJavaMMAPI, EInfo, "MMA: CMMAMIDITempoControl: SetTempoL: setting tempo %d",
- tempo);
-
- // Convert tempo to micro-beats.
- tempo *= KMicroBeatsInMiliBeat;
-
- // Set the tempo to the midi client if the player state is not REALIZED.
- // (Tempo cannot be set to the midi client if the player
- // has not been prefetched).
- if (iPlayer->State() != CMMAPlayer::ERealized)
- {
- CMidiClientUtility* midi = iPlayer->MidiClient();
- midi->SetTempoL(tempo);
- tempo = iPlayer->MidiClient()->TempoMicroBeatsPerMinuteL();
- }
-
- iTempo = tempo;
-
- LOG1( EJavaMMAPI, EInfo, "MMA: CMMAMIDITempoControl: SetTempoL: Tempo set: %d",
- tempo / KMicroBeatsInMiliBeat);
-
- return tempo / KMicroBeatsInMiliBeat;
-}
-
-TInt CMMAMIDITempoControl::SetRateL(TInt aRate)
-{
- TInt rate = aRate;
- TInt maxRate = MaxRateL();
- TInt minRate = MinRateL();
-
- if (rate > maxRate)
- {
- rate = maxRate;
- }
- else if (rate < minRate)
- {
- rate = minRate;
- }
- iPlayer->MidiClient()->SetPlaybackRateL(rate);
- return RateL(); // return the actual tempo
-}
-
-TInt CMMAMIDITempoControl::RateL()
-{
- return iPlayer->MidiClient()->PlaybackRateL();
-}
-
-TInt CMMAMIDITempoControl::MaxRateL()
-{
- return iPlayer->MidiClient()->MaxPlaybackRateL();
-}
-
-TInt CMMAMIDITempoControl::MinRateL()
-{
- return iPlayer->MidiClient()->MinPlaybackRateL();
-}
-
-void CMMAMIDITempoControl::StateChanged(TInt aState)
-{
- LOG1( EJavaMMAPI, EInfo, "CMMAMIDITempoControl:: StateChanged, state = %d", aState);
-
- // If tempo was set when the player was in REALIZED state, set the tempo
- // now when the player has been prefetched.
- if ((aState == CMMAPlayer::EPrefetched) &&
- (iTempo != KMMAMIDIDefaultTempoInMicroBeats))
- {
- CMidiClientUtility* midi = iPlayer->MidiClient();
- TRAPD(err, midi->SetTempoL(iTempo));
-
- ELOG1( EJavaMMAPI, "CMMAMIDITempoControl:: StateChanged, err = %d", err);
-
- if (err != KErrNone)
- {
- iPlayer->PostStringEvent(CMMAPlayerEvent::EError,
- KMMAMidiTempoStateChangedError);
- }
- }
- else if (aState == CMMAPlayer::ERealized)
- {
- // If the player was deallocated, set the tempo to the default value.
- iTempo = KMMAMIDIDefaultTempoInMicroBeats;
- }
-}
-void CMMAMIDITempoControl::MmcuoStateChanged(TMidiState /*aOldState*/,
- TMidiState /*aNewState*/,
- const TTimeIntervalMicroSeconds& /*aTime*/,
- TInt /*aError*/)
-{
-}
-
-void CMMAMIDITempoControl::MmcuoTempoChanged(TInt aMicroBeatsPerMinute)
-{
- LOG( EJavaMMAPI, EInfo, "CMMAMIDITempoControl:: MmcuoTempoChanged");
-
- iTempo = aMicroBeatsPerMinute;
-}
-
-void CMMAMIDITempoControl::MmcuoVolumeChanged(TInt /*aChannel*/,TReal32 /*aVolumeInDecibels*/)
-{
-}
-
-void CMMAMIDITempoControl::MmcuoMuteChanged(TInt /*aChannel*/,TBool /*aMuted*/)
-{
-}
-
-void CMMAMIDITempoControl::MmcuoSyncUpdate(const TTimeIntervalMicroSeconds& /*aMicroSeconds*/,TInt64 /*aMicroBeats*/)
-{
-}
-
-void CMMAMIDITempoControl::MmcuoMetaDataEntryFound(const TInt /*aMetaDataEntryId*/,const TTimeIntervalMicroSeconds& /*aPosition*/)
-{
-}
-
-void CMMAMIDITempoControl::MmcuoMipMessageReceived(const RArray<TMipMessageEntry>& /*aMessage*/)
-{
-}
-
-void CMMAMIDITempoControl::MmcuoPolyphonyChanged(TInt /*aNewPolyphony*/)
-{
-}
-
-void CMMAMIDITempoControl::MmcuoInstrumentChanged(TInt /*aChannel*/,TInt /*aBankId*/,TInt /*aInstrumentId*/)
-{
-}
-// END OF FILE