diff -r 000000000000 -r 15bf7259bb7c uiacceltk/hitchcock/Client/src/alfimagevisual.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/Client/src/alfimagevisual.cpp	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,522 @@
+/*
+* Copyright (c) 2007 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:   Image visual
+*
+*/
+
+
+
+#include "alf/alfimagevisual.h"
+#include "alf/alfcontrol.h"
+#include "alf/alfenv.h"
+#include "alfclient.h"
+#include "alf/alfimage.h"
+#include "alf/alfgencomponent.h"
+#include "alf/alftexture.h" 
+#include "alf/alfconstants.h"
+#include "alflogger.h"
+#include "alf/alfimageloaderutil.h"
+#include "alfskinnableimage.h"
+#include "alf/alfdropshadow.h"
+
+#include <uiacceltk/HuiUtil.h>
+
+// ======== LOCAL FUNCTIONS ========
+#define FLOAT_COMPARE(a, b) (Abs(a-b)<0.0001f)
+
+// Private data.
+struct CAlfImageVisual::TImageVisualPrivateData
+    {
+    CAlfSkinnableImage* iImage;
+    CAlfSkinnableImage* iSecondaryImage;    
+    CAlfImageVisual::TScaleMode iScaleMode;
+    };
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// ?description_if_needed
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CAlfImageVisual::CAlfImageVisual()
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// ?description_if_needed
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::ConstructL(CAlfControl& aOwner)
+    {
+    CAlfVisual::ConstructL(aOwner);    
+    iImageVisualData = new (ELeave) TImageVisualPrivateData;
+    iImageVisualData->iImage = NULL;
+    iImageVisualData->iSecondaryImage = NULL;
+    
+    iImageVisualData->iImage = new (ELeave) CAlfSkinnableImage(&aOwner.Env());
+    iImageVisualData->iSecondaryImage = new (ELeave) CAlfSkinnableImage(&aOwner.Env());    
+    iImageVisualData->iScaleMode = EScaleFit;
+    }
+
+
+// ---------------------------------------------------------------------------
+// ?description_if_needed
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CAlfImageVisual::~CAlfImageVisual()
+    {
+    if (iImageVisualData)
+        {
+        delete iImageVisualData->iImage;
+        iImageVisualData->iImage = NULL,
+        
+        delete iImageVisualData->iSecondaryImage;
+        iImageVisualData->iSecondaryImage = NULL;        
+        }
+    
+    delete iImageVisualData;
+    iImageVisualData = NULL;
+    }
+
+
+// ---------------------------------------------------------------------------
+// ?implementation_description
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CAlfImageVisual* CAlfImageVisual::AddNewL(
+    CAlfControl& aOwnerControl,
+    CAlfLayout* aParentLayout)
+    {
+    CAlfImageVisual* image = STATIC_CAST(CAlfImageVisual*,
+        aOwnerControl.AppendVisualL(EAlfVisualTypeImage, aParentLayout));
+    return image;
+    }
+
+// ---------------------------------------------------------------------------
+// Sets scale mode.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetScaleMode(CAlfImageVisual::TScaleMode aScaleMode)
+    {
+    TPckgC<CAlfImageVisual::TScaleMode> buf(aScaleMode);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetScaleMode, buf);    
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetScaleMode ignore error %d", err )
+        }
+    else
+        {
+        iImageVisualData->iScaleMode = aScaleMode;
+        }
+    }
+    
+// ---------------------------------------------------------------------------
+// Gets scale mode.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CAlfImageVisual::TScaleMode CAlfImageVisual::ScaleMode()
+    {
+    CAlfImageVisual::TScaleMode ret = EScaleFit;
+    if( iImageVisualData )
+        {
+        ret = iImageVisualData->iScaleMode;
+        }            
+    else
+        {
+        __ALFLOGSTRING( "CAlfImageVisual::ScaleMode Ignore ScaleMode iImageVisualData is NULL" )
+        }
+    return ret;
+    }
+// ---------------------------------------------------------------------------
+// Sets image.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetImage(const TAlfImage& aImage)
+    {    
+    iImageVisualData->iImage->SetImage(aImage); // This texturizes skin graphics if needed
+
+    TAlfImageParams params(iImageVisualData->iImage->Image());
+
+    TPckgC<TAlfImageParams> buf(params);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetImage, buf);
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetImage ignore error %d", err )
+        }
+        
+    }
+
+// ---------------------------------------------------------------------------
+// Sets secondary image.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetSecondaryImage(const TAlfImage& aImage)
+    {        
+    iImageVisualData->iSecondaryImage->SetImage(aImage); // This texturizes skin graphics if needed
+
+    TAlfImageParams params(iImageVisualData->iSecondaryImage->Image());
+
+    TPckgC<TAlfImageParams> buf(params);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetSecondaryImage, buf);
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetSecondaryImage ignore error %d", err )
+        }
+        
+    }
+
+// ---------------------------------------------------------------------------
+// Sets secondary image alpha value.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetSecondaryAlpha(const TAlfTimedValue& aAlpha)
+    {
+    TPckgC<TAlfTimedValue> alphaPckg(aAlpha);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetSecondaryAlpha, alphaPckg );    
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetSecondaryAlpha ignore error %d", err )
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Gets image.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const TAlfImage& CAlfImageVisual::Image() const
+    {
+    return iImageVisualData->iImage->Image();    
+    }
+
+// ---------------------------------------------------------------------------
+// Gets secondary image.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const TAlfImage& CAlfImageVisual::SecondaryImage() const
+    {
+    return iImageVisualData->iSecondaryImage->Image();            
+    }
+
+// ---------------------------------------------------------------------------
+// Sets color.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetColor(const TRgb& aColor)
+    {
+    TPckgC<TRgb> buf(aColor);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetColor, buf );
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetColor ignore error %d", err )
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Sets colormode.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetColorMode(CAlfImageVisual::TColorMode aColorMode, 
+    TReal32 aParam) __SOFTFP
+    {
+    TIntTReal params(aColorMode, aParam);
+    TPckg<TIntTReal> buf(params);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetColorMode, buf );
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetColorMode ignore error %d", err )
+        }
+    }    
+    
+// ---------------------------------------------------------------------------
+// Sets stretch.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetStretch(TInt aTop, TInt aBottom)
+    {
+    TInt2 params(aTop, aBottom);
+    TPckg<TInt2> buf(params);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetStretch, buf );    
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetStretch ignore error %d", err )
+        }
+    }
+    
+// ---------------------------------------------------------------------------
+// Sets stretchmode.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetStretchMode(CAlfGc::TStretchMode aStretchMode)
+    {
+    TPckg<CAlfGc::TStretchMode> buf(aStretchMode);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetStretchMode, buf );    
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetStretchMode ignore error %d", err )
+        }
+    }
+    
+// ---------------------------------------------------------------------------
+// Sets drop shadow. (deprecated)
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetDropShadow(TInt aShadowDistance)
+    {
+    if ( aShadowDistance == 0 )
+        {
+        TRAP_IGNORE( EnableDropShadowL(EFalse) );
+        return;
+        }
+        
+    TRAPD( err, EnableDropShadowL() );
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetDropShadow ignore error %d", err )
+        return;
+        }
+        
+    DropShadowHandler()->SetOffset( TAlfTimedPoint( aShadowDistance, aShadowDistance ) );
+    }
+
+// ---------------------------------------------------------------------------
+// Sets drop shadow.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetDropShadow(const TAlfMetric& aShadowDistance)
+    {
+    SetDropShadow(TAlfXYMetric(aShadowDistance));
+    }
+
+// ---------------------------------------------------------------------------
+// Sets drop shadow.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetDropShadow(const TAlfXYMetric& aShadowDistance)
+    {
+    if ( FLOAT_COMPARE(aShadowDistance.iX.iMagnitude, 0.f ) && 
+         FLOAT_COMPARE(aShadowDistance.iY.iMagnitude, 0.f ) )
+        {
+        TRAP_IGNORE( EnableDropShadowL(EFalse) );
+        return;
+        }
+    
+    TRAPD( err, EnableDropShadowL() );
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetDropShadow ignore error %d", err )
+        return;
+        }
+        
+    DropShadowHandler()->SetOffset( 
+        TAlfTimedPoint( aShadowDistance.iX.iMagnitude,aShadowDistance.iY.iMagnitude ),
+        aShadowDistance.iX.iUnit ); // assume that the unit for x and y are the same
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetTurnAngle(const TAlfTimedValue& aAngle)
+    {
+    TPckgC<TAlfTimedValue> pckg(aAngle);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetTurnAngle, pckg );            
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetTurnAngle ignore error %d", err )
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetScale(const TAlfTimedValue& aScale)
+    {
+    TPckgC<TAlfTimedValue> pckg(aScale);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetScale, pckg );                    
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetScale ignore error %d", err )
+        }
+    }
+
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfImageVisual::SetOffset(const TAlfTimedPoint& aOffset)
+    {
+    TPckgC<TAlfTimedPoint> pckg(aOffset);
+
+    TInt err = Comms()->DoCmdNoReply(EAlfImageVisualSetOffset, pckg );                    
+    
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SetOffset ignore error %d", err )
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//    
+EXPORT_C TAlfTimedValue CAlfImageVisual::SecondaryAlpha()
+    {
+    TAlfTimedValue value;
+    TPckg<TAlfTimedValue> buf(value);
+    TInt err = Comms()->DoSynchronousCmd( EAlfImageVisualSecondaryAlpha, 
+        KNullDesC8, 
+        buf);    
+    
+    if (err)
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::SecondaryAlpha panic error %d", err )
+        USER_INVARIANT();
+        }
+    
+    return value;            
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TAlfTimedValue CAlfImageVisual::TurnAngle()
+    {
+    TAlfTimedValue value;
+    TPckg<TAlfTimedValue> buf(value);
+    TInt err = Comms()->DoSynchronousCmd( EAlfImageVisualTurnAngle, 
+        KNullDesC8, 
+        buf);    
+    
+    if (err)
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::TurnAngle panic error %d", err )
+        USER_INVARIANT();
+        }
+    
+    return value;                    
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TAlfTimedValue CAlfImageVisual::Scale()
+    {
+    TAlfTimedValue value;
+    TPckg<TAlfTimedValue> buf(value);
+    TInt err = Comms()->DoSynchronousCmd( EAlfImageVisualScale, 
+        KNullDesC8, 
+        buf);    
+    
+    if (err)
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::Scale panic error %d", err )
+        USER_INVARIANT();
+        }
+    
+    return value;                            
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TAlfTimedPoint CAlfImageVisual::Offset()
+    {
+    TAlfTimedPoint value;
+    TPckg<TAlfTimedPoint> buf(value);
+    TInt err = Comms()->DoSynchronousCmd( EAlfImageVisualOffset, 
+        KNullDesC8, 
+        buf);    
+    
+    if (err)
+        {
+        __ALFLOGSTRING1( "CAlfImageVisual::Offset panic error %d", err )
+        USER_INVARIANT();
+        }
+    
+    return value;                                    
+    }
+    
+// ---------------------------------------------------------------------------
+// Place holder from CAlfVisual
+// ---------------------------------------------------------------------------
+//     
+EXPORT_C void CAlfImageVisual::RemoveAndDestroyAllD()
+    {
+    CAlfVisual::RemoveAndDestroyAllD();
+    }
+  
+// ---------------------------------------------------------------------------
+// Place holder from CAlfVisual
+// ---------------------------------------------------------------------------
+//  
+EXPORT_C void CAlfImageVisual::UpdateChildrenLayout(TInt aTransitionTime )
+    {
+    CAlfVisual::UpdateChildrenLayout( aTransitionTime );
+    }
+  
+// ---------------------------------------------------------------------------
+// Place holder from CAlfVisual
+// ---------------------------------------------------------------------------
+//  
+EXPORT_C CAlfVisual* CAlfImageVisual::FindTag(const TDesC8& aTag)
+    {
+    return CAlfVisual::FindTag( aTag );
+    }
+
+// ---------------------------------------------------------------------------
+// Place holder from CAlfVisual
+// ---------------------------------------------------------------------------
+//  
+EXPORT_C void CAlfImageVisual::DoRemoveAndDestroyAllD()
+    {
+    CAlfVisual::DoRemoveAndDestroyAllD();
+    }
+    
+// ---------------------------------------------------------------------------
+//  future proofing  
+// ---------------------------------------------------------------------------
+//  
+EXPORT_C void CAlfImageVisual::PropertyOwnerExtension(const TUid& aExtensionUid, TAny** aExtensionParams)
+    {
+    CAlfVisual::PropertyOwnerExtension(aExtensionUid,aExtensionParams);
+    }
+