camerauis/cameraapp/generic/src/CamZoomPane.cpp
changeset 0 1ddebce53859
child 1 f5ec9446e5bf
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/cameraapp/generic/src/CamZoomPane.cpp	Thu Jan 07 16:18:56 2010 +0200
@@ -0,0 +1,1211 @@
+/*
+* Copyright (c) 2007-2009 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:  Camera Zoom Pane; shows the zoom level graphically*
+*/
+
+
+
+// INCLUDE FILES
+#include <e32base.h>
+#include <e32std.h>
+#include <coemain.h>
+#include <eikenv.h>
+#include <cameraapp.mbg>
+#include <eikappui.h>    // For CCoeAppUiBase
+#include <eikapp.h>      // For CEikApplication
+#include <barsread.h>    // resource reader
+#include <AknIconUtils.h>
+#include <centralrepository.h>
+#include <layoutmetadata.cdl.h>         
+#include <aknlayoutscalable_apps.cdl.h> 
+#include <touchfeedback.h> 
+#include <cameraapp.rsg>
+#include <vgacamsettings.rsg>
+#include "CameraUiConfigManager.h"
+#include "CamPanic.h"    // Panic codes
+#include "CamUtility.h"
+#include "CamZoomPane.h"
+#include "CamZoomModel.h"
+#include "CamAppUi.h"
+#include "CamBmpRotatorAo.h"
+#include "CameraappPrivateCRKeys.h"
+#include "CamTimer.h"
+
+
+// CONSTANTS
+const TInt KDivisorFactor = 10000;    // integer scaling factor to avoid the 
+                                     // use of floating point arithmetic
+const TInt KTouchAreaExpansion = 35; // Pixels to grow touchable area                                    
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::CCamZoomPane
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CCamZoomPane::CCamZoomPane( CCamAppController& aController, TBool aOverlayViewFinder )
+    : iController( aController ),
+      iOverlayViewFinder( aOverlayViewFinder )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::ConstructL()
+    {
+    PRINT( _L( "Camera => CCamZoomPane::ConstructL " ) );
+    // Load the zoom pane orientation value from the Central Repository
+ 	CRepository* repository = CRepository::NewL( KCRUidCameraappSettings );        
+ 	TInt val = 0;
+    TInt err = repository->Get( KCamCrZoomPaneOrientation, val );
+
+    // If there is an error then assume standard (vertical) orientation
+    if ( err != KErrNone )
+        {
+        iOrientation = EZPOrientationVertical;
+        }
+    else 
+        {
+        iOrientation = static_cast<TZPOrientation>( val );
+        }
+#if !( defined(__WINS__) || defined(__WINSCW__) )
+    // Get Central Repository key indicating if product uses volume keys for zoom
+    err = repository->Get( KCamCrZoomUsingVolumeKeys, val );
+
+    // If there is an error then assume volume keys not used
+    if ( err != KErrNone )
+        {
+        iZoomUsingVolumeKeys = EFalse;
+        }
+    else 
+        {
+        iZoomUsingVolumeKeys = val;
+        }
+    
+        iZoomUsingVolumeKeys = EFalse;
+    
+    // Get Central Repository key indicating if product uses navi-keys for zoom
+    err = repository->Get( KCamCrZoomUsingNaviKeys, val );
+
+    // If there is an error then assume navi-keys not used
+    if ( err != KErrNone )
+        {
+        iZoomUsingNaviKeys = EFalse;
+        }
+    else 
+        {
+        iZoomUsingNaviKeys = val;
+        }
+#else
+    iZoomUsingVolumeKeys = EFalse;   
+    iZoomUsingNaviKeys = ETrue;  
+#endif // !( defined(__WINS__) || defined(__WINSCW__) )       
+        
+    delete repository;
+    repository = NULL;
+        
+    // Find the name and path of the MBM file for zoom pane bitmaps
+    TFileName resFileName;
+    CamUtility::ResourceFileName( resFileName );
+    TPtrC resname = resFileName;
+           
+    // Create component bitmaps 
+    AknIconUtils::CreateIconL( iIconZoomTop[0], 
+                               iIconZoomTop[1], 
+                               resname, 
+                               EMbmCameraappQgn_indi_cam4_zoom_top, 
+                               EMbmCameraappQgn_indi_cam4_zoom_top_mask );
+
+    AknIconUtils::CreateIconL( iIconZoomMiddle[0], 
+                               iIconZoomMiddle[1], 
+                               resname, 
+                               EMbmCameraappQgn_indi_cam4_zoom_middle, 
+                               EMbmCameraappQgn_indi_cam4_zoom_middle_mask );
+                            
+    AknIconUtils::CreateIconL( iIconZoomBottom[0], 
+                               iIconZoomBottom[1], 
+                               resname, 
+                               EMbmCameraappQgn_indi_cam4_zoom_bottom, 
+                               EMbmCameraappQgn_indi_cam4_zoom_bottom_mask );   
+        
+    AknIconUtils::CreateIconL( iIconZoomMarker[0], 
+                               iIconZoomMarker[1], 
+                               resname, 
+                               EMbmCameraappQgn_indi_cam4_zoom_marker, 
+                               EMbmCameraappQgn_indi_cam4_zoom_marker_mask );
+
+    AknIconUtils::CreateIconL( iIconZoomMarkerGray[0], 
+                               iIconZoomMarkerGray[1], 
+                               resname, 
+                               EMbmCameraappQgn_indi_cam4_zoom_marker_selected, 
+                               EMbmCameraappQgn_indi_cam4_zoom_marker_selected_mask );
+
+    AknIconUtils::CreateIconL( iIconZoomMin[0], 
+                               iIconZoomMin[1], 
+                               resname, 
+                               EMbmCameraappQgn_indi_cam4_zoom_min, 
+                               EMbmCameraappQgn_indi_cam4_zoom_min_mask );
+                               
+    AknIconUtils::CreateIconL( iIconZoomMax[0], 
+                               iIconZoomMax[1], 
+                               resname, 
+                               EMbmCameraappQgn_indi_cam4_zoom_max, 
+                               EMbmCameraappQgn_indi_cam4_zoom_max_mask );   
+
+    SizeChanged(); // Initialize layouts and set sizes   
+    CamUtility::SetAlphaL( iIconZoomTop[0], iIconZoomTop[1] ); 
+    CamUtility::SetAlphaL( iIconZoomMiddle[0], iIconZoomMiddle[1] ); 
+    CamUtility::SetAlphaL( iIconZoomBottom[0], iIconZoomBottom[1] );  
+    CamUtility::SetAlphaL( iIconZoomMarker[0], iIconZoomMarker[1] );  
+    CamUtility::SetAlphaL( iIconZoomMarkerGray[0], iIconZoomMarkerGray[1] ); 
+    CamUtility::SetAlphaL( iIconZoomMin[0], iIconZoomMin[1] ); 
+    CamUtility::SetAlphaL( iIconZoomMax[0], iIconZoomMax[1] );  
+    iIconZoomMarkerCurrent = iIconZoomMarker[0]; 
+
+    // Retrieve product-specific information about zoom support
+    CamUtility::GetPsiInt( ECamPsiVideoZoomSupport, iZoomSupport );
+
+    // Retrieve the timing and step values for each of the zoom bar 
+    // segments/modes eg Optical/Digital/Extended    
+    TPckgBuf <TCamZoomLAF> pckg;
+    CamUtility::GetPsiAnyL( ECamPsiZoomBarLAF, &pckg);
+    iZoomLAF = pckg();
+        
+    // Register for notification of controller events
+    iController.AddControllerObserverL( this );    
+    
+    iModel = CCamZoomModel::NewL( iController, this );
+    iFeedback = MTouchFeedback::Instance();   
+
+    PRINT( _L( "Camera <= CCamZoomPane::ConstructL " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::LoadResourceDataL()
+// Reads in all information needed from resources
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::LoadResourceDataL()
+    {
+    PRINT( _L( "Camera => CCamZoomPane::LoadResourceDataL " ) );
+    ReadLayoutL();
+    PRINT( _L( "Camera <= CCamZoomPane::LoadResourceDataL " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::UnloadResourceData()
+// Frees all dynamic resources allocated in LoadResourceDataL
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::UnloadResourceData()
+    {
+    PRINT( _L( "Camera => CCamZoomPane::UnloadResourceData " ) );
+    PRINT( _L( "Camera <= CCamZoomPane::UnloadResourceData " ) );
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::ReloadResourceDataL()
+// Refreshes all resource-based information stored in the class
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::ReloadResourceDataL()
+    {
+    PRINT( _L( "Camera => CCamZoomPane::ReloadResourceDataL " ) );
+    UnloadResourceData();
+    LoadResourceDataL();
+    PRINT( _L( "Camera <= CCamZoomPane::ReloadResourceDataL " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CCamZoomPane* CCamZoomPane::NewL( CCamAppController& aController,
+                                  TBool aOverlayViewFinder )
+    {
+    PRINT( _L( "Camera => CCamZoomPane::NewL " ) );
+    CCamZoomPane* self = new( ELeave ) CCamZoomPane ( aController, aOverlayViewFinder );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    PRINT( _L( "Camera <= CCamZoomPane::NewL " ) );
+    return self;
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::~CCamZoomPane
+// Destructor.
+// -----------------------------------------------------------------------------
+//
+CCamZoomPane::~CCamZoomPane()
+    {
+    PRINT( _L("Camera => ~CCamZoomPane" ))  
+    iController.RemoveControllerObserver( this );
+
+    delete iIconZoomTop[0];  
+    delete iIconZoomMiddle[0];
+    delete iIconZoomBottom[0];
+    delete iIconZoomMarker[0];
+    delete iIconZoomMarkerGray[0]; 
+    delete iIconZoomMin[0];
+    delete iIconZoomMax[0];
+    delete iIconZoomTop[1];  
+    delete iIconZoomMiddle[1];
+    delete iIconZoomBottom[1];
+    delete iIconZoomMarker[1];
+    delete iIconZoomMarkerGray[1]; 
+    delete iIconZoomMin[1];
+    delete iIconZoomMax[1];
+ 
+    delete iModel;
+  
+    if ( iRotatorAo &&
+         iRotatorAo->IsActive() )
+        {
+        iRotatorAo->Cancel();
+        }
+    delete iRotatorAo;
+
+
+    iZoomInKeys.Close();
+    iZoomOutKeys.Close();
+
+    PRINT( _L("Camera <= ~CCamZoomPane" ))  
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::Draw
+// Draws the zoom pane
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::Draw( CBitmapContext& aGc ) const
+    {
+    PRINT( _L( "Camera => CCamZoomPane::Draw " ) );
+    if ( !iMaxZoom )
+        {        
+        PRINT( _L( "Camera <= CCamZoomPane::Draw not set up yet" ) );
+        return; // Not set up yet
+        }
+        
+    if ( !iOverlayViewFinder )
+        {
+        aGc.Clear( iZoomPaneRect );
+        }
+    
+    DrawPlusMinus( aGc );
+    DrawShaft( aGc );
+    DrawThumb( aGc );    
+    PRINT( _L( "Camera <= CCamZoomPane::Draw " ) );
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::DrawPlusMinus
+// Draws the plus and minus icons
+// -----------------------------------------------------------------------------
+//    
+void CCamZoomPane::DrawPlusMinus( CBitmapContext& aGc ) const
+    {    
+    PRINT( _L( "Camera => CCamZoomPane::DrawPlusMinus " ) );
+    aGc.BitBlt( iPlusPoint,  iIconZoomMax[0] );    
+    aGc.BitBlt( iMinusPoint, iIconZoomMin[0] );   
+    PRINT( _L( "Camera <= CCamZoomPane::DrawPlusMinus " ) );                 
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::DrawShaft
+// Draws the shaft of the zoom pane
+// -----------------------------------------------------------------------------
+//    
+void CCamZoomPane::DrawShaft( CBitmapContext& aGc ) const  
+    {
+    PRINT( _L( "Camera => CCamZoomPane::DrawShaft " ) );
+    aGc.BitBlt( iTopPoint,    iIconZoomTop[0] );
+    aGc.BitBlt( iMiddlePoint, iIconZoomMiddle[0] );
+    aGc.BitBlt( iBottomPoint, iIconZoomBottom[0] );
+    PRINT( _L( "Camera <= CCamZoomPane::DrawShaft " ) );
+    }
+   
+// -----------------------------------------------------------------------------
+// CCamZoomPane::SetPoint
+// Sets the value of a point based on another point and an (optional) modifier value.
+// This was added to simplify the bar drawing code, so the changes based on orientation 
+// are (as much as possible) contained in this function
+// -----------------------------------------------------------------------------
+//    
+void 
+CCamZoomPane::SetPoint(       TPoint& aPoint, 
+                        const TPoint& aOffset, 
+                              TInt    aAdditional ) const
+    {
+    PRINT( _L( "Camera => CCamZoomPane::SetPoint " ) );
+    if ( PaneOrientation() == EZPOrientationVertical )
+        {
+        aPoint.iY = aOffset.iY + aAdditional;
+        }
+    else
+        {
+        aPoint.iX = aOffset.iX - aAdditional;
+        }
+    PRINT( _L( "Camera <= CCamZoomPane::SetPoint " ) );
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::PaneOrientation
+// Returns the current zoom pane orientation (taking into account whether this
+// should be forced or not if on secondary camera)
+// -----------------------------------------------------------------------------
+//        
+CCamZoomPane::TZPOrientation CCamZoomPane::PaneOrientation() const
+    {
+    PRINT( _L( "Camera => CCamZoomPane::PaneOrientation " ) );
+    if ( iController.ActiveCamera() == ECamActiveCameraSecondary )
+        {
+        PRINT( _L( "Camera <= CCamZoomPane::PaneOrientation EZPOrientationVertical" ) );
+        return EZPOrientationVertical;
+        }
+    else 
+        {
+        PRINT( _L( "Camera <= CCamZoomPane::PaneOrientation iOrientation" ) );
+        return iOrientation;
+        }
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::DrawThumb
+// Draws the thumb of the zoom pane
+// -----------------------------------------------------------------------------
+//       
+void CCamZoomPane::DrawThumb( CBitmapContext& aGc ) const
+    {   
+    PRINT( _L( "Camera => CCamZoomPane::DrawThumb " ) );
+    TPoint newThumbPos;                            
+    // Knob bitmap has an empty area on the edge, thus it starts upper than top
+    // of zoom slider 
+    // topPointY is iTl.iY of knob bitmap when maximum zoom is used. 
+    newThumbPos.iX = iZoomPaneRect.iTl.iX;        
+        
+    TInt pixelsPerStep = ( iMaxOffset * KDivisorFactor ) / (iMaxZoom+1);
+    TInt pixelsFromBase;
+    pixelsFromBase = ( iTrgZoom * pixelsPerStep );
+    newThumbPos.iY = iTopPoint.iY + iMaxOffset -
+             (pixelsFromBase + pixelsPerStep/2 +
+              iIconZoomMarker[0]->SizeInPixels().iHeight * 
+              KDivisorFactor / 2) / KDivisorFactor;                                                        
+        
+    aGc.BitBlt( newThumbPos, iIconZoomMarkerCurrent ); 
+    PRINT( _L( "Camera <= CCamZoomPane::DrawThumb " ) );                   
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::SetRect
+// Sets the rect that zoom pane is drawn into
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::SetRect( TRect aRect )
+    {
+    PRINT( _L( "Camera => CCamZoomPane::SetRect " ) );
+    iZoomPaneRect = aRect;
+    PRINT( _L( "Camera <= CCamZoomPane::SetRect " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::SetZoomRange
+// Specifies the range of values zoom supports
+// aMax should always be more than aMin. 
+// -----------------------------------------------------------------------------
+//
+TInt CCamZoomPane::SetZoomRange( TInt aMin, TInt aMax )
+    {        
+    PRINT( _L( "Camera => CCamZoomPane::SetZoomRange " ) );
+    // The minimum value should always be less than the max.
+    if ( aMin >= aMax ||
+         aMin < 0 )
+        {    
+        PRINT( _L( "Camera <= CCamZoomPane::SetZoomRange KErrArgument" ) );
+        return KErrArgument;
+        }
+
+    iMinZoom = aMin;
+    iMaxZoom = aMax;
+    PRINT( _L( "Camera <= CCamZoomPane::SetZoomRange " ) );
+    return KErrNone;
+    } 
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::SetZoomSteps
+// Sets the number of steps allowed in each category
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::SetZoomSteps( TInt aOptSteps, TInt aStdSteps, TInt aExtSteps )
+    {  
+    PRINT( _L( "Camera => CCamZoomPane::SetZoomSteps " ) );      
+    ASSERT( aOptSteps >= 0 && aStdSteps >= 0 && aExtSteps >= 0 );
+    
+    iOptSteps = aOptSteps;
+    iStdSteps = aStdSteps;    
+    iExtSteps = aExtSteps;
+    PRINT( _L( "Camera <= CCamZoomPane::SetZoomSteps " ) );        
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::SetZoomValue
+// Specifies the current level of Zoom.
+// -----------------------------------------------------------------------------
+//
+TInt CCamZoomPane::SetZoomValue( TInt aZoom )
+    { 
+    PRINT1( _L( "Camera => CCamZoomPane::SetZoomValue aZoom=%d" ), aZoom );
+    if ( iController.UiConfigManagerPtr()->IsExtendedDigitalZoomSupported() )
+        {
+        // this may happen if in the extended zoom range
+        // and we switch the extended range off - the
+        // zoom value in the engine will be greater than
+        // the max value allowed
+        if ( aZoom > iMaxZoom )
+            {
+            aZoom = iMaxZoom;
+            }        
+        }
+
+    // Check supplied value is within valid range
+    if ( aZoom < iMinZoom || aZoom > iMaxZoom )
+        {
+        PRINT( _L( "Camera <= CCamZoomPane::SetZoomValue KErrArgument" ) );
+        return KErrArgument;
+        }
+
+    iCurZoom = aZoom;
+    iTrgZoom = aZoom;
+
+    if ( iVisible )
+        {
+        // force redraw of zoom pane
+        MakeVisible( ETrue, ETrue );
+        }
+
+    PRINT( _L( "Camera <= CCamZoomPane::SetZoomValue " ) );
+    return KErrNone;
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::ZoomValue
+// Returns the current zoom value (as the ZoomPane knows it)
+// -----------------------------------------------------------------------------
+//
+TInt CCamZoomPane::ZoomValue() const
+    {   
+    PRINT( _L( "Camera => CCamZoomPane::ZoomValue " ) );
+    PRINT1( _L( "Camera <= CCamZoomPane::ZoomValue iCurZoom=%d" ), iCurZoom );
+    return iCurZoom;
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::IsZoomAtMinimum
+// Returns whether the current zoom value is the minimum zoom
+// -----------------------------------------------------------------------------
+//
+TBool CCamZoomPane::IsZoomAtMinimum() const
+    {
+    PRINT2(_L("Camera =><= CCamZoomPane::IsZoomAtMinimum iCurZoom = %d, iMinZoom = %d"), iCurZoom, iMinZoom);
+    return iCurZoom == iMinZoom;
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::OkToShowPane
+// Returns whether or not the Zoom Pane can currently be shown.
+// -----------------------------------------------------------------------------
+//
+TBool CCamZoomPane::OkToShowPane() const
+    {    
+    PRINT( _L( "Camera => CCamZoomPane::OkToShowPane " ) );
+    // Are we currently recording video?
+    if ( iRecordingVideo )
+        {   
+        // Are we allowed to zoom when recording video?
+        if ( ( iZoomSupport & ECamZoomWhenRecord ) )
+            {
+            PRINT( _L( "Camera <= CCamZoomPane::OkToShowPane ETrue" ) );
+            return ETrue;
+            }
+        else // If not allowed, return false
+            {
+            PRINT( _L( "Camera <= CCamZoomPane::OkToShowPane EFalse" ) );
+            return EFalse;
+            }
+        }
+
+    // If a sequence capture is in progress
+    if ( iController.SequenceCaptureInProgress() )
+        {
+        PRINT( _L( "Camera <= CCamZoomPane::OkToShowPane EFalse" ) );
+        return EFalse;
+        }
+        
+    PRINT( _L( "Camera <= CCamZoomPane::OkToShowPane ETrue" ) );
+    return ETrue;
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::HandleControllerEventL
+// Handle controller events, specifically to find out if video is currently
+// being recorded.  Only called if Zooming while recording is NOT allowed
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::HandleControllerEventL( TCamControllerEvent aEvent, 
+                                           TInt                /*aError*/ )
+    {
+    PRINT( _L( "Camera => CCamZoomPane::HandleControllerEventL " ) );
+    switch ( aEvent )
+        {
+        case ECamEventOperationStateChanged:
+            {
+            iRecordingVideo = ECamControllerVideo == iController.CurrentMode()
+                           && ECamCapturing == iController.CurrentOperation();
+            break;
+            }
+        case ECamEventCameraChanged:
+            {
+            ReadLayoutL();
+            break;
+            }
+        case ECamEventCaptureComplete:
+            {
+            // Release knob if image is captured with HW button while zooming.
+            iIconZoomMarkerCurrent = iIconZoomMarker[0];
+            break;
+            }
+        default:
+            break;
+        }
+    PRINT( _L( "Camera <= CCamZoomPane::HandleControllerEventL " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::Rect
+// Returns the zoom pane rect
+// -----------------------------------------------------------------------------
+//
+TRect CCamZoomPane::Rect() const
+    {
+    PRINT( _L( "Camera =><= CCamZoomPane::Rect " ) );
+    return iZoomPaneRect;
+    }
+
+// ---------------------------------------------------------
+// CCamZoomPane::ReadLayoutL
+// ---------------------------------------------------------
+//
+void CCamZoomPane::ReadLayoutL()
+    {   
+    PRINT( _L( "Camera =><= CCamZoomPane::ReadLayoutL " ) );
+    
+    if ( CamUtility::IsNhdDevice() ) 
+        {
+        TouchLayout();
+        }
+    else
+        {
+        NonTouchLayout();
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::IsVisible
+// Is the zoom pane invisible
+// -----------------------------------------------------------------------------
+//
+TBool CCamZoomPane::IsVisible() const
+    {
+    PRINT( _L( "Camera =><= CCamZoomPane::IsVisible " ) );
+    return iVisible;
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::MakeVisible
+// Makes the zoom pane visible
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::MakeVisible( TBool aVisible, TBool aRedraw )
+    {
+    PRINT2( _L( "Camera => CCamZoomPane::MakeVisible aVisible=%d aRedraw=%d" ), aVisible, aRedraw );    
+    iVisible = aVisible;
+
+    CCamAppUi* appUi = static_cast<CCamAppUi*>( CEikonEnv::Static()->AppUi() );    
+    
+    // No zoom in secondary camera view
+    if ( appUi && iController.ActiveCamera() == ECamActiveCameraPrimary )
+        {
+        if ( aVisible ) 
+            {
+            appUi->ShowZoomPane(aRedraw);
+            }
+        else
+            {
+            appUi->HideZoomPane(aRedraw);
+            iVisible = EFalse;  
+            }
+        }
+    PRINT( _L( "Camera <= CCamZoomPane::MakeVisible " ) );    
+    }
+
+void CCamZoomPane::SetZoomKeys( const RArray<TInt>& aZoomIn,
+                                const RArray<TInt>& aZoomOut )
+    {
+    PRINT( _L( "Camera => CCamZoomPane::SetZoomKeys CAMERAAPP_MULTIPLE_ZOOM_KEYS" ) );    
+    iZoomInKeys.Reset();
+    ReadZoomKeys( aZoomIn, iZoomInKeys );
+    iZoomOutKeys.Reset();
+    ReadZoomKeys( aZoomOut, iZoomOutKeys );
+    PRINT( _L( "Camera <= CCamZoomPane::SetZoomKeys " ) );    
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::ReadZoomKeys
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::ReadZoomKeys( const RArray<TInt>& aSource,
+                                 RArray<TInt>& aTarget )
+    {
+    PRINT( _L( "Camera => CCamZoomPane::ReadZoomKeys " ) );
+    for ( TInt i = 0; i < aSource.Count(); i++ )
+        {
+        // here we ignore the error 
+        aTarget.Append( aSource[i] );
+        }
+    PRINT( _L( "Camera <= CCamZoomPane::ReadZoomKeys " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::CheckForZoomKey
+// -----------------------------------------------------------------------------
+//
+TBool CCamZoomPane::CheckForZoomKey( const TKeyEvent& aKeyEvent,
+                                     const RArray<TInt>& aKeys )
+    {
+    PRINT( _L( "Camera =><= CCamZoomPane::CheckForZoomKey " ) );
+    return (KErrNotFound != aKeys.Find( aKeyEvent.iScanCode ));
+    }
+
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::OfferKeyEventL
+// Handles key events for the zoom pane.
+// -----------------------------------------------------------------------------
+//
+TKeyResponse CCamZoomPane::OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType )
+    {    
+    PRINT2( _L("Camera => CCamZoomPane::OfferKeyEventL (%d) (%d)"),aKeyEvent.iScanCode, aType )
+    TBool vertical = PaneOrientation() == EZPOrientationVertical;
+
+ 
+    TBool foundZoomInKey =  CheckForZoomKey( aKeyEvent, iZoomInKeys  );
+    TBool foundZoomOutKey = CheckForZoomKey( aKeyEvent, iZoomOutKeys );
+
+    if ( foundZoomInKey && vertical ||
+         foundZoomOutKey && !vertical )
+        {
+        // Block key events if touch is active
+        if ( iTouchActive )
+            {
+            return EKeyWasConsumed;
+            }
+        // Handle a zoom-in key as a valid event, and start zoom
+        else if ( aType == EEventKeyDown )
+            {
+            iModel->ZoomIn();      
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKeyDown, zoom in"))
+            return EKeyWasConsumed;      
+            }
+        // Handle an up zoom-in key as a valid event, only if currently
+        // zooming.  Can get stray up events if user woke from standby
+        // with zoom key.  This should filter these out.
+        else if ( aType == EEventKeyUp &&
+                  IsCurrentlyZooming() )
+            {
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKeyUp, stop zoom 1"))
+            iModel->StopZoom();
+            return EKeyWasConsumed;
+            }
+        // Handle special zoom-in once request
+        else if ( aType == EEventUser &&
+                  !IsCurrentlyZooming() )
+            {
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKeyUp, zoom in once"))
+            iModel->ZoomIn( ETrue );
+            return EKeyWasConsumed;
+            }
+        // Repeat "key" events are consumed (to keep the bar visible) but
+        // no need to do anything with it as zooming is timer (not key event) based
+        else if ( aType == EEventKey &&
+                  aKeyEvent.iRepeats > 0 )
+            {            
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKey repeated 1"))
+            // Do nothing with it, but consume it
+            return EKeyWasConsumed;
+            }
+        else
+            {
+            // empty statement to remove Lint error.
+            }
+        
+        }
+    // If the orientation of the zoom pane changes, the keys to zoom in/out 
+    // need to switch to move in the correct direction on the zoom pane.
+    else if ( foundZoomOutKey && vertical ||
+              foundZoomInKey && !vertical )
+        {   
+        // Handle a zoom-out key as a valid event, and start zoom
+        if ( aType == EEventKeyDown )
+            {
+            iModel->ZoomOut();
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKeyDown, zoom out"))
+            return EKeyWasConsumed;
+            }
+        // Handle an up zoom-out key as a valid event, only if currently
+        // zooming.  Can get stray up events if user woke from standby
+        // with zoom key.  This should filter these out.            
+        else if ( aType == EEventKeyUp &&
+                  IsCurrentlyZooming() )
+            {
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKeyUp, calling StopZoom"))
+            iModel->StopZoom();
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKeyUp, stop zoom 2"))
+            return EKeyWasConsumed;
+            }
+        // Handle special zoom-out once request
+        else if ( aType == EEventUser &&
+                  !IsCurrentlyZooming() )
+            {
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKeyUp, zoom out once"))
+            iModel->ZoomOut( ETrue );
+            return EKeyWasConsumed;
+            }
+        // Repeat "key" events are consumed (to keep the bar visible) but
+        // no need to do anything with it as zooming is timer (not key event) based
+        else if ( aType == EEventKey &&
+                  aKeyEvent.iRepeats > 0 )
+            {        
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKey repeated 2"))
+            // Do nothing with it, but consume it
+            return EKeyWasConsumed;
+            }
+        else
+            {    
+            // empty statement to remove Lint error.   
+            PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKey empty statement!"))
+            }
+        
+        }
+    // otherwise, do nothing
+    else
+        {
+        // empty statement to remove Lint error.
+        PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL EEventKey empty statement!!"))
+        }
+	PRINT( _L("Camera <= CCamZoomPane::OfferKeyEventL not consumed"))
+    return EKeyWasNotConsumed;
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::HandleForegroundEvent
+// Performs required actions on gaining/losing foreground
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::HandleForegroundEvent( TBool aForeground )
+    {
+    PRINT( _L( "Camera => CCamZoomPane::HandleForegroundEvent " ) );
+    if ( !aForeground )
+        {
+        // Ensure any ongoing zoom is stopped
+        PRINT( _L( "Camera <> CCamZoomPane::HandleForegroundEvent calling StopZoom" ) );
+        iModel->StopZoom();            
+        }
+    PRINT( _L( "Camera <= CCamZoomPane::HandleForegroundEvent " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::IsCurrentlyZooming
+// Returns ETrue if the zoom model is currently zooming in/out,
+// else returns EFalse
+// -----------------------------------------------------------------------------
+//
+TBool CCamZoomPane::IsCurrentlyZooming() const
+    {
+    PRINT( _L( "Camera =><= CCamZoomPane::IsCurrentlyZooming " ) );
+    return iModel->IsCurrentlyZooming();
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::ResetToDefaultAfterPrepare
+// Sets the zoompane to reset the zoom level to default values
+// next time the engine is prepared
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::ResetToDefaultAfterPrepare( TBool aReset )
+    {
+    PRINT( _L( "Camera =><= CCamZoomPane::ResetToDefaultAfterPrepare " ) );
+    iModel->ResetToDefaultAfterPrepare( aReset );
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::IsResetPending
+// Whether or not the zoom level is waiting to be reset to default
+// -----------------------------------------------------------------------------
+//
+TBool CCamZoomPane::IsResetPending() const
+    {
+    PRINT( _L( "Camera =><= CCamZoomPane::IsResetPending " ) );
+    return iModel->IsResetPending();
+    }    
+
+// -----------------------------------------------------------------------------    
+// CCamZoomPane::StopZoom
+// Stops zoom actions
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::StopZoom()
+    {
+    PRINT( _L( "Camera => CCamZoomPane::StopZoom " ) );
+    iModel->StopZoom();
+    PRINT( _L( "Camera <= CCamZoomPane::StopZoom " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::ResetZoomTo1x
+// Resets the zoom level to 1x.
+// -----------------------------------------------------------------------------
+//
+void CCamZoomPane::ResetZoomTo1x()
+    {
+    PRINT( _L( "Camera => CCamZoomPane::ResetZoomTo1x " ) );
+    iModel->ResetZoomTo1x();
+    PRINT( _L( "Camera <= CCamZoomPane::ResetZoomTo1x " ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CCamZoomPane::StartTouchZoomL
+// -----------------------------------------------------------------------------
+//
+TBool CCamZoomPane::StartTouchZoomL( TInt aPointer )  
+    {     
+    PRINT( _L( "Camera => CCamZoomPane::StartTouchZoomL" ) );
+    
+    // Block key events
+    iTouchActive = ETrue;
+    if ( !iMaxZoom ) // Avoid division by zero 
+        {
+        return EFalse;
+        }
+    TInt pixelsPerStep = ( iMaxOffset * KDivisorFactor ) / (iMaxZoom+1);
+
+    PRINT1( _L( "Camera <> CCamZoomPane::StartTouchZoomL (iMaxZoom) %d" ), iMaxZoom );
+    PRINT1( _L( "Camera <> CCamZoomPane::StartTouchZoomL (iMinZoom) %d" ), iMinZoom );
+    PRINT1( _L( "Camera <> CCamZoomPane::StartTouchZoomL (pixelsPerStep) %d" ), pixelsPerStep );
+
+    // New zoom according to touched point                        
+    TInt base = iSliderParentRect.iBr.iY - aPointer;
+    PRINT1( _L( "Camera <> CCamZoomPane::StartTouchZoomL (base) %d" ), base );
+
+    // Target zoom level 
+    iTrgZoom = base * KDivisorFactor / pixelsPerStep;
+    iTrgZoom = ( iTrgZoom < iMinZoom )? iMinZoom:iTrgZoom;
+    iTrgZoom = ( iTrgZoom > iMaxZoom )? iMaxZoom:iTrgZoom;
+    PRINT1( _L( "Camera <> CCamZoomPane::StartTouchZoomL (iTrgZoom) %d" ), iTrgZoom );
+   
+    // Only update zoom when necessary
+    if ( Abs( aPointer - iPointerPrevi ) >= pixelsPerStep / KDivisorFactor &&
+         iTrgZoom != iCurZoom )
+        {
+        PRINT( _L( "Camera <> CCamZoomPane::StartTouchZoomL ZoomTo" ) );
+        iModel->ZoomTo( iTrgZoom );
+        iPointerPrevi = aPointer;
+        PRINT( _L( "Camera <= CCamZoomPane::StartTouchZoomL ETrue" ) );
+        return ETrue;
+        }       
+        
+    // Pointer didn't move, so we don't need to update anything
+    PRINT( _L( "Camera <= CCamZoomPane::StartTouchZoomL EFalse" ) );
+    return EFalse;
+    }
+    
+// -----------------------------------------------------------------------------
+// CCamZoomPane::HandlePointerEventL
+// -----------------------------------------------------------------------------
+//
+TBool CCamZoomPane::HandlePointerEventL( const TPointerEvent& aPointerEvent )
+    {
+    PRINT( _L( "Camera => CCamZoomPane::HandlePointerEventL" ) );
+
+    if ( PaneOrientation() != EZPOrientationVertical )
+        {
+        PRINT( _L( "Camera <= CCamZoomPane::HandlePointerEventL (orientation)" ) );
+        return EFalse; // EZPOrientationHorizontal not supported               
+        }
+    
+    TRect tchZoomArea = iSliderParentRect;
+    tchZoomArea.Grow( KTouchAreaExpansion, KTouchAreaExpansion );
+    TPointerEvent::TType type = aPointerEvent.iType;
+    
+    // Only make the pane appear on first touch
+    if( !IsVisible() &&
+        type == TPointerEvent::EButton1Down )
+        {
+        Touchfeedback(); 
+        StopZoom();
+        MakeVisible( ETrue, ETrue );
+        PRINT( _L( "Camera <= CCamZoomPane::HandlePointerEventL (first touch)" ) );
+        return ETrue;
+        }
+
+    // At this point, the zoom pane should have already been visible
+    // so we activate touch zoom if the pointer is on the zoom pane
+    if ( IsVisible() &&
+         tchZoomArea.Contains( aPointerEvent.iPosition ) &&
+         type == TPointerEvent::EButton1Down )
+        {
+        Touchfeedback(); 
+        // Change zoom thumb to non-dimmed
+        iIconZoomMarkerCurrent = iIconZoomMarkerGray[0]; // Dimmed knob
+        // Force redraw of zoom pane, so knob will be dimmed
+        TBool ret = ETrue;
+        // Update zoom position, if necessary
+        StartTouchZoomL( aPointerEvent.iPosition.iY );
+        PRINT( _L( "Camera <= CCamZoomPane::HandlePointerEventL (touch active)" ) );
+        return ret;
+        }
+        
+    // If the zoom panel is visible, but the touch event is not in the
+    // zoom area, then make the zoom pane disappear.
+    if ( IsVisible() &&
+         !tchZoomArea.Contains( aPointerEvent.iPosition ) &&
+         type == TPointerEvent::EButton1Down )
+        {
+        Touchfeedback();
+        // Cancel zoom if user is pushing the volume key
+        StopZoom(); 
+        // Hide zoom pane
+        MakeVisible( EFalse, ETrue );
+        PRINT( _L( "Camera <= CCamZoomPane::HandlePointerEventL (make disappear)" ) );
+        // return EFalse so the calling component doesn't reactivate the zoom pane
+        return EFalse;
+        }
+        
+    // Only allow drag if the zoom is already active
+    if ( type == TPointerEvent::EDrag &&
+         iTouchActive )
+        { 
+        TBool ret = StartTouchZoomL( aPointerEvent.iPosition.iY );
+        PRINT( _L( "Camera <= CCamZoomPane::HandlePointerEventL (dragging)" ) );
+        return ret;
+        }  
+    
+    // Clean up when the touch events are stopped
+    if ( type == TPointerEvent::EButton1Up )
+        {
+        // don't do anything for stray touches
+        if ( iTouchActive )
+            {
+            // Key events are no longer blocked
+            iTouchActive = EFalse;
+            // Change zoom thumb to non-dimmed
+            iIconZoomMarkerCurrent = iIconZoomMarker[0]; 
+            // force redraw of zoom pane, so knob is not dimmed anymore
+            MakeVisible( ETrue, ETrue );
+            PRINT( _L( "Camera <= CCamZoomPane::HandlePointerEventL (touch stopped)" ) );
+            return ETrue;
+            }
+
+        PRINT( _L( "Camera <= CCamZoomPane::HandlePointerEventL (touch not active)" ) );
+        return EFalse;
+        }
+         
+    PRINT( _L( "Camera <= CCamZoomPane::HandlePointerEventL (not handled)" ) );
+    return EFalse;
+    }
+
+// ---------------------------------------------------------
+// CCamZoomPane::SizeChanged
+// Called when the view size is changed
+// ---------------------------------------------------------
+//
+void CCamZoomPane::SizeChanged() 
+    {
+    PRINT( _L( "Camera => CCamZoomPane::SizeChanged" ) );
+    if ( CamUtility::IsNhdDevice() ) 
+        {
+        TouchLayout();
+        }
+    else
+        {
+        NonTouchLayout();
+        }
+                              
+    PRINT( _L( "Camera <= CCamZoomPane::SizeChanged" ) );                       
+    }
+    
+// ---------------------------------------------------------
+// CCamZoomPane::TouchLayout
+// ---------------------------------------------------------
+void CCamZoomPane::TouchLayout() 
+    {
+    PRINT( _L( "Camera => CCamZoomPane::TouchLayout()" ) );
+    TRect mainPaneRect;   
+    iMaxOffset = 0;
+    AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EApplicationWindow,
+                                       mainPaneRect );  
+    mainPaneRect.Move( -mainPaneRect.iTl ); 
+    
+    TInt variant = Layout_Meta_Data::IsLandscapeOrientation();                                     
+    TAknWindowComponentLayout l = AknLayoutScalable_Apps::cam4_zoom_pane(variant); 
+
+    TAknLayoutRect area;
+    area.LayoutRect( mainPaneRect, l.LayoutLine() ); 
+    iZoomPaneRect = area.Rect();
+
+    l = AknLayoutScalable_Apps::cam4_zoom_cont_pane(variant); 
+    area.LayoutRect( iZoomPaneRect, l.LayoutLine() );
+    iSliderParentRect = area.Rect();
+    
+    l = AknLayoutScalable_Apps::cam4_zoom_pane_g1(variant); // +
+    area.LayoutRect( iZoomPaneRect, l.LayoutLine() );
+    AknIconUtils::SetSize( iIconZoomMax[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iPlusPoint = area.Rect().iTl;                       
+    
+    l = AknLayoutScalable_Apps::cam4_zoom_pane_g2(variant); // -
+    area.LayoutRect( iZoomPaneRect, l.LayoutLine() );
+    AknIconUtils::SetSize( iIconZoomMin[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iMinusPoint = area.Rect().iTl;                             
+    
+    l = AknLayoutScalable_Apps::cam4_zoom_cont_pane_g1(variant); // Top
+    area.LayoutRect( iSliderParentRect, l.LayoutLine() );
+    AknIconUtils::SetSize( iIconZoomTop[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iTopPoint = area.Rect().iTl;                           
+    iMaxOffset += area.Rect().Height();
+    
+    l = AknLayoutScalable_Apps::cam4_zoom_cont_pane_g3(variant); // Middle
+    area.LayoutRect( iSliderParentRect, l.LayoutLine() );
+    iIconZoomMiddle[0]->Resize( area.Rect().Size());
+    AknIconUtils::SetSize( iIconZoomMiddle[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iMiddlePoint = area.Rect().iTl;                        
+    iMaxOffset += area.Rect().Height();
+
+    l = AknLayoutScalable_Apps::cam4_zoom_cont_pane_g2(variant); // Bottom
+    area.LayoutRect( iSliderParentRect, l.LayoutLine() );
+    AknIconUtils::SetSize( iIconZoomBottom[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iBottomPoint = area.Rect().iTl;                        
+    TRect bottomRect = area.Rect();
+    iMaxOffset += area.Rect().Height();
+    
+    l = AknLayoutScalable_Apps::cam4_zoom_pane_g3(variant); // Knob
+    area.LayoutRect(iSliderParentRect, l.LayoutLine() );
+    TRect adj = iZoomPaneRect;
+	adj.SetHeight( area.Rect().Height() );
+	adj.Move( bottomRect.Center() - adj.Center() );
+    AknIconUtils::SetSize( iIconZoomMarker[0], adj.Size() );  
+    AknIconUtils::SetSize( iIconZoomMarkerGray[0], adj.Size() );
+   
+    }
+
+// ---------------------------------------------------------
+// CCamZoomPane::NonTouchLayout
+// ---------------------------------------------------------
+void CCamZoomPane::NonTouchLayout() 
+    {
+    TRect mainPaneRect; 
+    iMaxOffset = 0;
+    AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EApplicationWindow,
+                                       mainPaneRect );  
+    mainPaneRect.Move( -mainPaneRect.iTl ); 
+    
+    TInt variant = Layout_Meta_Data::IsLandscapeOrientation(); 
+
+    TAknWindowComponentLayout l = AknLayoutScalable_Apps::cam6_zoom_pane(variant); 
+
+    TAknLayoutRect area;
+    area.LayoutRect( mainPaneRect, l.LayoutLine() ); 
+    iZoomPaneRect = area.Rect();
+
+    l = AknLayoutScalable_Apps::cam6_zoom_cont_pane(variant); 
+    area.LayoutRect( iZoomPaneRect, l.LayoutLine() );
+    iSliderParentRect = area.Rect();
+    
+    l = AknLayoutScalable_Apps::cam6_zoom_pane_g1(variant); // +
+    area.LayoutRect( iZoomPaneRect, l.LayoutLine() );
+    AknIconUtils::SetSize( iIconZoomMax[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iPlusPoint = area.Rect().iTl;                       
+    
+    l = AknLayoutScalable_Apps::cam6_zoom_pane_g2(variant); // -
+    area.LayoutRect( iZoomPaneRect, l.LayoutLine() );
+    AknIconUtils::SetSize( iIconZoomMin[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iMinusPoint = area.Rect().iTl;                             
+    
+    l = AknLayoutScalable_Apps::cam6_zoom_cont_pane_g1(variant); // Top
+    area.LayoutRect( iSliderParentRect, l.LayoutLine() );
+    AknIconUtils::SetSize( iIconZoomTop[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iTopPoint = area.Rect().iTl; 
+    iMaxOffset += area.Rect().Height();
+    
+    l = AknLayoutScalable_Apps::cam6_zoom_cont_pane_g3(variant); // Middle
+    area.LayoutRect( iSliderParentRect, l.LayoutLine() );
+    iIconZoomMiddle[0]->Resize( area.Rect().Size());
+    AknIconUtils::SetSize( iIconZoomMiddle[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iMiddlePoint = area.Rect().iTl;                        
+    iMaxOffset += area.Rect().Height();
+
+    l = AknLayoutScalable_Apps::cam6_zoom_cont_pane_g2(variant); // Bottom
+    area.LayoutRect( iSliderParentRect, l.LayoutLine() );
+    AknIconUtils::SetSize( iIconZoomBottom[0], area.Rect().Size(), 
+                           EAspectRatioNotPreserved );
+    iBottomPoint = area.Rect().iTl;                        
+    TRect bottomRect = area.Rect();
+    iMaxOffset += area.Rect().Height();
+    
+    l = AknLayoutScalable_Apps::cam6_zoom_pane_g3(variant); // Knob
+    area.LayoutRect(iSliderParentRect, l.LayoutLine() );
+    iZoomPaneRect.iTl.iX += area.Rect().Width()/2;
+    AknIconUtils::SetSize( iIconZoomMarker[0], area.Rect().Size() );  
+    AknIconUtils::SetSize( iIconZoomMarkerGray[0], area.Rect().Size() );    
+    }
+    
+// ---------------------------------------------------------
+// CCamZoomPane::Touchfeedback
+// ---------------------------------------------------------
+//
+void CCamZoomPane::Touchfeedback() 
+    {
+    PRINT( _L( "Camera => CCamZoomPane::Touchfeedback" ) );
+    if ( iFeedback )
+        {
+        iFeedback->InstantFeedback( iRecordingVideo?
+                                    ETouchFeedbackNone : ETouchFeedbackBasic );        
+        }
+    PRINT( _L( "Camera <= CCamZoomPane::Touchfeedback" ) );
+    }
+
+//  End of File