--- a/imagehandling_plat/image_handling_library_api/inc/MIHLScaler.h Fri Sep 03 10:29:37 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,169 +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: Pure virtual interface to bitmap scaler
-* : using Font and Bitmap Server bitmaps.
-*
-*/
-
-
-#ifndef MIHLSCALER_H
-#define MIHLSCALER_H
-
-// INCLUDES
-#include <e32std.h>
-
-// FORWARD DECLARATION
-class MIHLScaler;
-class MIHFilter;
-class CFbsBitmap;
-
-// FACTORY DECLARATION
-class IHLScaler
- {
- public:
-
- /**
- * Create new MIHLScaler instance.
- * @since 3.0
- * @param aOptions Special options for bitmap scaling. Use MIHLScaler::TOptions values.
- * @return New scaler instance.
- */
- IMPORT_C static MIHLScaler* CreateL( const TUint32 aOptions = 0 );
- };
-
-// CLASS DECLARATION
-/**
-* MIHLScaler
-*
-* Pure virtual interface to bitmap scaler
-* using Font and Bitmap Server bitmaps.
-*
-* If interface needs to be pushed into CleanupStack,
-* remember to use CleanupStackDeletePushL() function!
-* DO NOT USE CleanupStack::PushL()!!
-*
-* @lib IHL.lib
-* @since 3.0
-*/
-class MIHLScaler
- {
- public:
-
- /**
- * Virtual destructor.
- */
- virtual ~MIHLScaler() {}
-
- public:
-
- /**
- * Flags to control scaler functionality.
- * These can be combined using an OR operation.
- * @since 3.0
- */
- enum TOptions
- {
- EOptionUseBilinearInterpolation = 0x01,
- };
-
- public:
-
- /**
- * Scale rectangle from source bitmap to a rectangle
- * in destination bitmap. Scaled area can be also
- * rotated and/or mirrored during process.
- *
- * Rotating is done by defining SOURCE rectangle
- * topleft and bottomright corners in following way:
- *
- * No rotate: tl----- 90 degree: -----tl
- * | | | |
- * | | | |
- * -----br br-----
- *
- * 180 degree: br----- 270 degree: -----br
- * | | | |
- * | | | |
- * -----tl tl-----
- *
- * Mirroring is done by defining DESTINATION rectangle
- * topleft and bottomright corners in following way:
- *
- * No mirroring: tl-----
- * | |
- * | |
- * -----br
- *
- * X-axis mirroring: -----tl
- * | |
- * | |
- * br-----
- *
- * Y-axis mirroring: -----br
- * | |
- * | |
- * tl-----
- *
- * X and Y-axis br-----
- * mirroring: | |
- * | |
- * -----tl
- *
- * @since 3.0
- * @param aStatus Process request status reference.
- * @param aSrcBitmap Source bitmap reference.
- * @param aSrcRect Rectangle that is processed from source bitmap.
- * @param aDstBitmap Destination bitmap reference.
- * If destination bitmap has null handle,
- * processor will create new bitmap using size of
- * destination rectangle.
- * @param aDstRect Rectangle that is filled in destination bitmap.
- * @return Return system wide error codes:
- * KerrArgument - rectangles are outside of bitmap area.
- * - source bitmap is empty (handle is null).
- * - destination bitmap displaymode differs
- * from source bitmap displaymode.
- * KErrBusy - processor has request pending already.
- */
- virtual TInt Scale( TRequestStatus& aStatus,
- const CFbsBitmap& aSrcBitmap,
- const TRect& aSrcRect,
- CFbsBitmap& aDstBitmap,
- const TRect& aDstRect ) = 0;
-
- /**
- * Check if processor has request pending.
- * @since 3.0
- * @return ETrue if request is pending, EFalse if not.
- */
- virtual TBool IsBusy() const = 0;
-
- /**
- * Cancel pending request.
- * If not active, method does nothing.
- * @since 3.0
- */
- virtual void CancelProcess() = 0;
-
- /**
- * Set filter.
- * For future use, not used currently!
- * @since 3.0
- */
- virtual void SetFilter( MIHFilter* aFilter ) = 0;
- };
-
-#endif // MIHLSCALER_H
-
-// End of File