--- a/vtprotocolplugins/DisplaySink/inc/CVtImageRotatorImpl.h Tue Jan 26 12:01:21 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,120 +0,0 @@
-/*
-* Copyright (c) 2004 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 Transforms subsystem.
-*
-*/
-
-
-
-
-#ifndef CVTIMAGEROTATORIMPL_H
-#define CVTIMAGEROTATORIMPL_H
-
-// INCLUDE FILES
-
-#include "cvtimagerotator.h"
-
-// FORWARD DECLARATIONS
-
-class CVtImage;
-
-// CLASS DECLARATIONS
-
-/**
-* Image scaler implementation.
-*
-* @lib videosource.lib
-*/
-class CVtImageRotatorImpl : public CBase
- {
- public:
-
- /**
- * Sets scaler params.
- * @param "aParams" Scaling params, including source and target images.
- * @exception In error situation leaves with one of the system wide
- * error codes.
- */
- void SetSourceTargetL( const CVtImage& aSource, CVtImage& aTarget );
-
- /**
- * Method to check whether bitmap heap locking is needed or not during
- * scaling process.
- * @exception In error situation leaves with one of the system wide
- * error codes.
- * @return ETrue if bitmap heap lock is needed, EFalse otherwise.
- */
- TBool NeedHeapLock() const;
-
- /**
- * Pure virtual rotation method.
- * @param "aContinue" When method returns, this parameter will contain
- * ETrue if new call is needed (i.e. scaling is not yet finished) or
- * EFalse if scaling is complete.
- * @return KErrNone or one of the system wide error codes.
- */
- virtual TInt Rotate( TBool& aContinue ) = 0;
-
- /**
- * Pure virtual method for checking specific rotation angle support.
- * @param "aAngle" Rotation type that will be needed.
- * @return ETrue if aAngle is one of the supported rotation types
- * EFalse otherwise.
- */
- virtual TBool SupportsRotationAngle( const CVtImageRotator::TRotationAngle& aAngle ) = 0;
-
- /**
- * Sets rotation angle to be used.
- * @param "aAngle" Rotation type that will be needed.
- */
- void SetAngle( const CVtImageRotator::TRotationAngle& aAngle );
-
- protected:
-
- /**
- * C++ constructor.
- * @param "aAngle" Rotation type that will be needed.
- */
- CVtImageRotatorImpl( const CVtImageRotator::TRotationAngle& aAngle );
-
- private:
-
- /**
- * Pure virtual source and target image validation method.
- * @param "aSource" Constant reference to source image.
- * @param "aTarget" Constant reference to target image.
- * @exception If source or target is not valid, this method leaves
- * with KErrNotSupported.
- */
- virtual void ValidateSourceTargetL(
- const CVtImage& aSource,
- CVtImage& aTarget ) = 0;
-
- protected:
-
- // Source for scaling
- const CVtImage* iSource; // not owned
-
- // Target image (will hold scaled source)
- CVtImage* iTarget; // not owned
-
- // Selected rotation angle
- CVtImageRotator::TRotationAngle iAngle;
- };
-
-#endif // CVTIMAGEROTATORIMPL_H
-
-// End of File
-
-