--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/skins/AknSkins/src/AknsRendererWrapper.cpp Thu Dec 17 09:14:12 2009 +0200
@@ -0,0 +1,104 @@
+/*
+* Copyright (c) 2004-2008 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: Wrapper class for access to scalable item renderer.
+*
+*/
+
+
+// INCLUDE FILES
+#include "AknsCppPreface.h"
+
+#include <AknsRendererWrapper.h>
+
+#include "AknsScalabilityUtils.h"
+#include "AknsRlRenderer.h"
+#include "AknsDebug.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// AknsRendererWrapper::RenderScalableItemL
+// (commented in the header).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void AknsRendererWrapper::RenderScalableItemL(
+ MAknsSkinInstance* aSkin, const TAknsItemID& aIID, CFbsBitmap*& aOutRGB,
+ CFbsBitmap*& aOutAlpha, const TRect& aRect,
+ const CFbsBitmap* aInRGB, const CFbsBitmap* aInAlpha )
+ {
+ if( !aSkin ) User::Leave( KErrArgument );
+
+ CAknsAppSkinInstance* appSkin = static_cast<CAknsAppSkinInstance*>(aSkin);
+
+ TAknsItemID realIID =
+ AknsScalabilityUtils::ConcreteEffectQueue( appSkin, aIID );
+ if( realIID == KAknsIIDNone )
+ {
+ // No such item
+ User::Leave( KErrNotFound );
+ }
+
+ CAknsEffectQueueItemData* queue = static_cast<CAknsEffectQueueItemData*>(
+ appSkin->GetCachedItemData( realIID, EAknsITEffectQueue ) );
+ if( !queue )
+ {
+ // No such item
+ User::Leave( KErrNotFound );
+ }
+
+ MAknsRlRenderer* renderer = appSkin->DefaultRenderer();
+
+ MAknsRlCommandIterator* commands =
+ queue->CreateCommandIteratorL();
+ CleanupStack::PushL( TCleanupItem(
+ MAknsRlCommandIterator::CleanupOperation, commands ) ); // (1)
+ TInt inputLayer = queue->InputLayer();
+ TInt outputLayer = queue->OutputLayer();
+
+ // Bitmap and mask being created, no leaves allowed
+ TInt rendererErr = KErrNone;
+ CFbsBitmap* bitmap = NULL;
+ CFbsBitmap* alpha = NULL;
+ if( aInRGB || aInAlpha )
+ {
+ rendererErr = renderer->RenderItemWithBackground(
+ bitmap, alpha, outputLayer, commands, aRect.Size(),
+ aInRGB, aInAlpha, aRect, inputLayer );
+ }
+ else
+ {
+ rendererErr = renderer->RenderItem(
+ bitmap, alpha, outputLayer, commands, aRect.Size() );
+ }
+ if( rendererErr )
+ {
+ // Leave is safe (bitmaps not created)
+ User::Leave( rendererErr );
+ }
+ CleanupStack::PopAndDestroy(); // commands (0)
+
+ // Drop alpha, if RGB only
+ if( queue->OutputLayerMode() == KAknsRlLayerRGBOnly )
+ {
+ delete alpha;
+ alpha = NULL;
+ }
+
+ // Ownership transfer
+ aOutRGB = bitmap;
+ aOutAlpha = alpha;
+ }
+
+// End of File
+