1 /*

     2 * Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  This class is used for setting volume to audio player

    15 *

    16 */

    17 

    18 

    19 #include <jdebug.h>

    20 #include "cmmamidivolumecontrol.h"

    21 #include "cmmamidiplayer.h"

    22 

    23 CMMAMIDIVolumeControl::CMMAMIDIVolumeControl(CMMAMIDIPlayer* aPlayer)

    24         : CMMAVolumeControl(aPlayer)

    25 {

    26     iPlayer = aPlayer;

    27 }

    28 

    29 void CMMAMIDIVolumeControl::ConstructL()

    30 {

    31     ConstructBaseL();

    32 }

    33 

    34 CMMAMIDIVolumeControl* CMMAMIDIVolumeControl::NewL(CMMAMIDIPlayer* aPlayer)

    35 {

    36     CMMAMIDIVolumeControl* self = new(ELeave)CMMAMIDIVolumeControl(aPlayer);

    37     CleanupStack::PushL(self);

    38     self->ConstructL();

    39     CleanupStack::Pop();

    40     return self;

    41 }

    42 

    43 void CMMAMIDIVolumeControl::DoSetLevelL(TInt aLevel)

    44 {

    45     CMidiClientUtility* midi = iPlayer->MidiClient();

    46     TInt maxVolume = midi->MaxVolumeL();

    47     midi->SetVolumeL(aLevel * maxVolume / KMMAVolumeMaxLevel);

    48 }

    49 

    50 TInt CMMAMIDIVolumeControl::DoGetLevelL()

    51 {

    52     CMidiClientUtility* midi = iPlayer->MidiClient();

    53     // result is in range 0..100

    54     return (midi->VolumeL() * KMMAVolumeMaxLevel / midi->MaxVolumeL());

    55 }

    56 

    57 

    58 //  END OF FILE

    59