williamr@2: // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: // All rights reserved.
williamr@2: // This component and the accompanying materials are made available
williamr@2: // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
williamr@2: // which accompanies this distribution, and is available
williamr@2: // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
williamr@2: //
williamr@2: // Initial Contributors:
williamr@2: // Nokia Corporation - initial contribution.
williamr@2: //
williamr@2: // Contributors:
williamr@2: //
williamr@2: // Description:
williamr@2: // This is the public client API for the BitmapTransforms Library
williamr@2: // 
williamr@2: //
williamr@2: 
williamr@2: #ifndef __BITMAPTRANSFORMS_H__
williamr@2: #define __BITMAPTRANSFORMS_H__
williamr@2: 
williamr@2: #include <e32base.h>
williamr@2: #include <fbs.h>
williamr@2: #include <bitdev.h>
williamr@2: 
williamr@2: class CBitmapRotatorBody;
williamr@2: class CBitmapScalerBody;
williamr@2: class CBitmapConverterBody;
williamr@2: 
williamr@2: 
williamr@2: /**
williamr@2: The public API for clients to call the BitmapTransforms Library bitmap rotation.
williamr@2: 
williamr@2: @publishedAll
williamr@2: @released
williamr@2: */
williamr@2: 
williamr@2: //The public API for clients to call the BitmapTransforms Library bitmap rotation
williamr@2: class CBitmapRotator : public CBase
williamr@2: {
williamr@2: public:
williamr@2: 
williamr@2: 	/**
williamr@2: 	The enumeration provides a set of supported rotation and mirror angles.
williamr@2: 	TRotationAngle is an enumeration within the namespace CBitmapRotator.
williamr@2: 	*/
williamr@2: 	enum TRotationAngle
williamr@2: 		{
williamr@2: 		/** Used to rotate a bitmap 90 degrees clockwise.
williamr@2: 		*/
williamr@2: 		ERotation90DegreesClockwise,
williamr@2: 		/** Used to rotate a bitmap 180 degrees clockwise.
williamr@2: 		*/
williamr@2: 		ERotation180DegreesClockwise,
williamr@2: 		/** Used to rotate a bitmap 270 degrees clockwise.
williamr@2: 		*/
williamr@2: 		ERotation270DegreesClockwise,
williamr@2: 		/** Used to mirror a bitmap about the horizontal axis.
williamr@2: 		*/
williamr@2: 		EMirrorHorizontalAxis,
williamr@2: 		/** Used to mirror a bitmap about the vertical axis.
williamr@2: 		*/
williamr@2: 		EMirrorVerticalAxis
williamr@2: 		};
williamr@2: 
williamr@2: public:
williamr@2: 	IMPORT_C static CBitmapRotator* NewL();
williamr@2: 	IMPORT_C ~CBitmapRotator();
williamr@2: 	IMPORT_C void Rotate(TRequestStatus* aRequestStatus, CFbsBitmap& aSrcBitmap, CFbsBitmap& aTgtBitmap, TRotationAngle aAngle);
williamr@2: 	IMPORT_C void Rotate(TRequestStatus* aRequestStatus, CFbsBitmap& aBitmap, TRotationAngle aAngle);
williamr@2: 	IMPORT_C TInt CustomCommand(TUid aUid, TAny* aParam);
williamr@2: 	IMPORT_C void Cancel();
williamr@2: 
williamr@2: private:
williamr@2: 	CBitmapRotator();
williamr@2: 	void ConstructL();
williamr@2: 
williamr@2: private:
williamr@2: 	CBitmapRotatorBody	*iBody;
williamr@2: };
williamr@2: 
williamr@2: /**
williamr@2: The public API for clients to call the BitmapTransforms Library bitmap scaling.
williamr@2: 
williamr@2: @publishedAll
williamr@2: @released
williamr@2: */
williamr@2: 
williamr@2: //The public API for clients to call the BitmapTransforms library bitmap scaling
williamr@2: class CBitmapScaler : public CBase
williamr@2: {
williamr@2: public:
williamr@2: 	/** An enumeration to specify the level of quality algorithm.
williamr@2: 	*/
williamr@2: 	enum TQualityAlgorithm
williamr@2: 		{
williamr@2: 		/**
williamr@2: 		Fastest/lowest quality
williamr@2: 		*/
williamr@2: 		EMinimumQuality,
williamr@2: 		/**
williamr@2: 		Middle range speed/middle range quality
williamr@2: 		*/
williamr@2: 		EMediumQuality,
williamr@2: 		/**
williamr@2: 		Slowest/highest quality
williamr@2: 		*/
williamr@2: 		EMaximumQuality
williamr@2: 		};
williamr@2: 
williamr@2: public:
williamr@2: 	IMPORT_C static CBitmapScaler* NewL();
williamr@2: 	IMPORT_C ~CBitmapScaler();
williamr@2: 	IMPORT_C void Scale(TRequestStatus* aRequestStatus, CFbsBitmap& aSrcBitmap, CFbsBitmap& aTgtBitmap, TBool aMaintainAspectRatio = ETrue);
williamr@2: 	IMPORT_C void Scale(TRequestStatus* aRequestStatus, CFbsBitmap& aBitmap, const TSize& aDestinationSize, TBool aMaintainAspectRatio = ETrue);
williamr@2: 	IMPORT_C void Cancel();
williamr@2: 	IMPORT_C TInt CustomCommand(TUid aUid, TAny* aParam);
williamr@2:     inline TInt DisablePostProcessing( TBool aState );
williamr@2: 	inline TInt UseLowMemoryAlgorithm( TBool aState );
williamr@2: 	inline TInt SetQualityAlgorithm( TQualityAlgorithm aQualityLevel );
williamr@2: private:
williamr@2: 	CBitmapScaler();
williamr@2: 	void ConstructL();
williamr@2: 
williamr@2: private:
williamr@2: 	CBitmapScalerBody* iBody;
williamr@2: 	};
williamr@2: 
williamr@2: #include <bitmaptransforms.inl>
williamr@2: 
williamr@2: #endif //__BITMAPTRANSFORMS_H__