bluetoothengine/btmac/src/BTMonoCmdHandler/btmcvolume.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 18 Jan 2010 20:28:57 +0200
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child 15 00f9ee97d895
permissions -rw-r--r--
Revision: 201001 Kit: 201003
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/*
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  call status handling. 
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*
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*/
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// INCLUDE FILES
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#include "btmcphonestatus.h"
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#include "btmcvolume.h"
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#include <mmkeybearerscancodes.h> // for volume pubsub
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#include <mediakeysinternalpskeys.h>
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#include <MediaStreamPropertiesPSKeys.h> // for current volume pubsub
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#include <mmf/server/sounddevice.h>
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#include <e32math.h>
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#include "debug.h"
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const TInt KNoAudioStreaming = -1;
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const TInt KMaxHfVol = 15;
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const TInt KSpeakerVolumeSubscribeService = 30;
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const TInt KDefaultStep = 1000;
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// -----------------------------------------------------------------------------
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// CBtmcVolume::NewL
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// -----------------------------------------------------------------------------
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CBtmcVolume* CBtmcVolume::NewL(CBtmcPhoneStatus& aParent)
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    {
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    CBtmcVolume* self = new(ELeave) CBtmcVolume(aParent);
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    CleanupStack::PushL(self);
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    self->ConstructL();
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    CleanupStack::Pop(self);
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// CBtmcVolume::~CBtmcVolume
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// -----------------------------------------------------------------------------
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CBtmcVolume::~CBtmcVolume()
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    {
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    TRACE_FUNC_ENTRY
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    delete iActive;
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    iVolLevelProperty.Close();
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    iVolKeyEventProperty.Close();
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    TRACE_FUNC_EXIT
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    }
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void CBtmcVolume::SetSpeakerVolumeL(TInt aHfVol)
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    {
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    TRACE_FUNC
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    TRACE_INFO((_L("phone vol %d, acc vol %d"), iPhnSpkrVol, iAccSpkrVol))
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    iAccSpkrVol = HfToPhoneVolScale(aHfVol);
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    if (iVolCtrlActivated)
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        {
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        TRACE_INFO((_L("to new vol %d"), iAccSpkrVol))
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        TInt vol = GetNewPhoneVol();
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        if (vol != KNoAudioStreaming)
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            {
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            TInt prevPhVol = iPhnSpkrVol;
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            iPhnSpkrVol = vol;
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            DoSetSpeakerVolL( prevPhVol );
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            }
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        }
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    else
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        {
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        TRACE_INFO((_L("volume control inactive!")))
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        }
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    }
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void CBtmcVolume::SetMicrophoneVolumeL(TInt /*aHfVol*/)
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    {
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    return;
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    }
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void CBtmcVolume::ActivateRemoteVolumeControl()
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    {
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    if (!iVolCtrlActivated)
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        {
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        TRACE_FUNC
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		iVolLevelProperty.Subscribe(iActive->iStatus);     
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        iActive->GoActive();
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        iVolCtrlActivated = ETrue;
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        TInt vol = GetNewPhoneVol();
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        TRACE_INFO((_L("current phone vol %d, acc vol %d"), vol, iAccSpkrVol))
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        if (vol != KNoAudioStreaming)
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            {
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            iPhnSpkrVol = vol;
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            if (iAccSpkrVol != vol)
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                {
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        		TRAP_IGNORE(iParent.HandleSpeakerVolumeEventL(PhoneToHfVolScale(iPhnSpkrVol)));
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        		iAccSpkrVol = iPhnSpkrVol;
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                }
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            }
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        }
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    }
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void CBtmcVolume::DeActivateRemoteVolumeControl()
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    {
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    if (iVolCtrlActivated)
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        {
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        iVolCtrlActivated = EFalse;
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        iActive->Cancel();
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        }
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parents:
diff changeset
   117
    TRACE_FUNC
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parents:
diff changeset
   118
    }
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parents:
diff changeset
   119
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parents:
diff changeset
   120
void CBtmcVolume::RequestCompletedL(CBtmcActive& aActive, TInt aErr)
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parents:
diff changeset
   121
    {
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parents:
diff changeset
   122
    TRACE_FUNC_ENTRY
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parents:
diff changeset
   123
    TRACE_INFO((_L("aErr %d, INTERNAL ACTION STATE %d"), aErr, iAction))
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parents:
diff changeset
   124
    switch (aActive.ServiceId())
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parents:
diff changeset
   125
        {
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parents:
diff changeset
   126
        case KSpeakerVolumeSubscribeService:
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parents:
diff changeset
   127
            {
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parents:
diff changeset
   128
            if(!aErr)
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parents:
diff changeset
   129
                {
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diff changeset
   130
				iVolLevelProperty.Subscribe(aActive.iStatus);
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parents:
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   131
				aActive.GoActive();
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parents:
diff changeset
   132
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parents:
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   133
                TInt vol = GetNewPhoneVol();
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parents:
diff changeset
   134
                TRACE_INFO((_L("new phone vol %d, acc vol %d"), vol, iAccSpkrVol))
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parents:
diff changeset
   135
                if (vol != KNoAudioStreaming)
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parents:
diff changeset
   136
                    {
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parents:
diff changeset
   137
                    TInt prevPhVol = iPhnSpkrVol;
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parents:
diff changeset
   138
                    iPhnSpkrVol = vol;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
                    if (iAction == ESpeakerVolSubscribe && iPhnSpkrVol != iAccSpkrVol)
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parents:
diff changeset
   140
                        {
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parents:
diff changeset
   141
                        iParent.HandleSpeakerVolumeEventL(PhoneToHfVolScale(iPhnSpkrVol));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   142
                        iAccSpkrVol = iPhnSpkrVol;
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parents:
diff changeset
   143
                        }
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parents:
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   144
                    else if (iAction == ESpeakerVolSet)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   145
                        {
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parents:
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   146
                        DoSetSpeakerVolL( prevPhVol );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   147
                        }
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parents:
diff changeset
   148
                    }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
                }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   150
            break;
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parents:
diff changeset
   151
            }
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parents:
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   152
        default:
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parents:
diff changeset
   153
            break;
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parents:
diff changeset
   154
        }
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parents:
diff changeset
   155
    TRACE_FUNC_EXIT
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parents:
diff changeset
   156
    }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   157
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
void CBtmcVolume::CancelRequest(TInt aServiceId)
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parents:
diff changeset
   159
    {
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parents:
diff changeset
   160
    switch (aServiceId)
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parents:
diff changeset
   161
        {
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parents:
diff changeset
   162
        case KSpeakerVolumeSubscribeService:
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   163
            {
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parents:
diff changeset
   164
            iVolLevelProperty.Cancel();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   165
            break;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
            }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
        default:
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
            break;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
        }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   170
    }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
// -----------------------------------------------------------------------------
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parents:
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   173
// CBtmcVolume::CBtmcVolume
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parents:
diff changeset
   174
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
CBtmcVolume::CBtmcVolume(CBtmcPhoneStatus& aParent)
f63038272f30 Revision: 201001
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parents:
diff changeset
   176
    : iParent(aParent), iAccSpkrVol(KNoAudioStreaming), iStep(KDefaultStep)
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
    {
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parents:
diff changeset
   178
    }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
f63038272f30 Revision: 201001
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parents:
diff changeset
   180
// -----------------------------------------------------------------------------
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parents:
diff changeset
   181
// CBtmcVolume::ConstructL
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parents:
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   182
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
void CBtmcVolume::ConstructL()
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parents:
diff changeset
   184
    {
f63038272f30 Revision: 201001
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parents:
diff changeset
   185
    TRACE_FUNC_ENTRY
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
    LEAVE_IF_ERROR(iVolLevelProperty.Attach(KPSUidMediaStreamProperties, KMediaStreamCurrentVolume))
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
    LEAVE_IF_ERROR(iVolKeyEventProperty.Attach(KPSUidMediaKeysEventNotifier, KMediaKeysAccessoryVolumeEvent))
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
    CMMFDevSound* devSound  = CMMFDevSound::NewL();
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
    iMaxSpkrVol = devSound->MaxVolume();
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
    TRACE_INFO((_L("Maximum volume is %d"), iMaxSpkrVol))
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
    delete devSound;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
    iPhnSpkrVol = GetNewPhoneVol();
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
    iActive = CBtmcActive::NewL(*this, CActive::EPriorityStandard, KSpeakerVolumeSubscribeService);
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
    TRACE_FUNC_EXIT
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
    }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
// CBtmcVolume::DoSetSpeakerVolL
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
//
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
void CBtmcVolume::DoSetSpeakerVolL( TInt aPrevPhVol )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
    {
f63038272f30 Revision: 201001
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parents:
diff changeset
   203
    TRACE_FUNC_ENTRY     
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
    TInt volClick( 0 );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
    TInt diff1;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
    TInt diff2;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
    
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
    if( ( aPrevPhVol >= iAccSpkrVol && iPhnSpkrVol <= iAccSpkrVol ) ||
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
        ( aPrevPhVol <= iAccSpkrVol && iPhnSpkrVol >= iAccSpkrVol ) )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
        {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
        diff1 = Abs( aPrevPhVol - iAccSpkrVol );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
        diff2 = Abs( iPhnSpkrVol - iAccSpkrVol );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
        
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
        if( diff2 >= diff1  )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
            {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
            // the previous phone volume is closer to current headset volume setting
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
            volClick = ( aPrevPhVol < iPhnSpkrVol ) ? KPSVolumeDownClicked : KPSVolumeUpClicked;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
            }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
        // otherwise we have roughly synchronized vol in both ends.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
        }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
    else if( iAccSpkrVol != iPhnSpkrVol )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
        {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
        TInt step = Abs( iPhnSpkrVol - aPrevPhVol );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
        if( step )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
            {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
            // Only update step value if it is not equal to zero
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
            iStep = step;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   228
            }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   229
        diff1 = Abs( iPhnSpkrVol - iAccSpkrVol );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   230
        if( iAccSpkrVol > iPhnSpkrVol )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   231
            {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   232
            // We are going upward
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            diff2 = Abs( (iPhnSpkrVol + iStep) - iAccSpkrVol );
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            }
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        else
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            {
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            // We are going downward
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            diff2 = Abs( (iPhnSpkrVol - iStep) - iAccSpkrVol );
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            }
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        if( diff2 <= diff1 )
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            {
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            volClick = (iAccSpkrVol > iPhnSpkrVol) ? KPSVolumeUpClicked : KPSVolumeDownClicked;
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            }        
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        }
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parents:
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   245
     
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    if( volClick )
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        {
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        iAction = ESpeakerVolSet;
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        TInt err = iVolKeyEventProperty.Set( volClick );
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        if( err )
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            {
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            iAction = ESpeakerVolSubscribe;
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            TRACE_ERROR((_L("Set KMediaKeysVolumeKeyEvent err %d"), err));
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            }
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        }
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    else
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        {        
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        iAction = ESpeakerVolSubscribe;
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   259
        }
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    TRACE_FUNC_EXIT 
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    }
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   262
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// -------------------------------------------------------------------------------
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// CBtmcVolume::HfToPhoneVolScale
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// Converts volume level scale used in AT command VGS (0-15) into one used in
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// DevSound Audio (0-MaxVol).
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// -------------------------------------------------------------------------------
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TInt CBtmcVolume::HfToPhoneVolScale(TInt aHfVol)
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parents:
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   269
    {
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 	TReal tgt;
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 	TReal src(aHfVol);
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 	TReal maxAG(iMaxSpkrVol);
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 	TReal maxHF(KMaxHfVol);
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 	TReal scale = maxAG/maxHF;
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	Math::Round( tgt, src*scale, 0);
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	TRACE_INFO((_L("HfToPhoneVolScale: HF %d is AG %d"), aHfVol, TInt(tgt)))
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	return TInt(tgt);
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parents:
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   278
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   279
    }
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// -------------------------------------------------------------------------------
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   282
// CBtmcVolume::PhoneToHfVolScale
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parents:
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   283
//
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   284
// Converts volume level scale used in DevSound Audio (0-10) into one used in AT command
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parents:
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   285
// VGS (0-15).
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   286
// -------------------------------------------------------------------------------
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   287
TInt CBtmcVolume::PhoneToHfVolScale(TInt aPhoneVol)
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parents:
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   288
    {
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   289
 	TReal tgt;
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parents:
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   290
 	TReal src(aPhoneVol);
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parents:
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   291
 	TReal maxAG(iMaxSpkrVol);
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parents:
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   292
 	TReal maxHF(KMaxHfVol);
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parents:
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   293
 	TReal scale = maxHF/maxAG;
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parents:
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   294
	Math::Round( tgt, src*scale, 0);
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parents:
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   295
	TRACE_INFO((_L("PhoneToHfVolScale: HF %d is AG %d"), TInt(tgt), aPhoneVol))
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parents:
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   296
	return TInt(tgt);
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parents:
diff changeset
   297
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parents:
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   298
    }
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parents:
diff changeset
   299
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parents:
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   300
TInt CBtmcVolume::GetNewPhoneVol()
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parents:
diff changeset
   301
    {
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   302
    TInt vol = KNoAudioStreaming;
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parents:
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   303
    iVolLevelProperty.Get(vol);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   304
    TRACE_INFO((_L("phone vol P&S %d"), vol))
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parents:
diff changeset
   305
    return vol;
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parents:
diff changeset
   306
    }
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parents:
diff changeset
   307
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   308
TInt CBtmcVolume::GetVolume()
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parents:
diff changeset
   309
	{
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parents:
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   310
    iPhnSpkrVol = GetNewPhoneVol();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   311
	if (iPhnSpkrVol != KNoAudioStreaming)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   312
	    return PhoneToHfVolScale(iPhnSpkrVol);
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parents:
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   313
	return iPhnSpkrVol;
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parents:
diff changeset
   314
	}
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parents:
diff changeset
   315
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parents:
diff changeset
   316
// End of file