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os/graphics/graphicsdeviceinterface/screendriver/swins/Accelhard.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution. 
     1 // Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef __ACCELHARD_H__

    17 #define __ACCELHARD_H__

    18 

    19 #include "GraphicsAccelerator.h"

    20 

    21 /**

    22 @internalComponent

    23 */

    24 enum TGraphicsAcceleratorPanic

    25 	{

    26 	EGraphicsAcceleratorPanicInvalidOperationBuffer,

    27 	EGraphicsAcceleratorAttemptedDrawOutsideBitmap,

    28 	};

    29 

    30 /**

    31 @internalComponent

    32 */

    33 GLREF_C void GraphicsAcceleratorPanic(TGraphicsAcceleratorPanic aPanicCode);

    34 

    35 /**

    36 @internalComponent

    37 */

    38 class CHardwareGraphicsAcceleratorBase : public CHardwareGraphicsAccelerator

    39 	{

    40 protected:

    41 	void ConstructL(RHardwareBitmap aBitmap);

    42 public:

    43 	// From CGraphicsAccelerator

    44 	virtual const TGraphicsAcceleratorCaps* Capabilities();

    45 	virtual TInt Operation(const TGraphicsOperation& aOperation);

    46 	virtual TInt Operation(const TGraphicsOperation& aOperation,TInt aNumClipRects,TRect* aClipRects);

    47 	virtual TInt Operation(TDes8& aBuffer);

    48 	virtual TInt Operation(TDes8& aBuffer,TInt aNumClipRects,TRect* aClipRects);

    49 	// From CGraphicsAccelerator

    50 	virtual void Reserved_1();

    51 	virtual void Reserved_2();

    52 	virtual void Reserved_3();

    53 	virtual void Reserved_4();

    54 	

    55 protected:

    56 	// Generic pure virtual operations

    57 	virtual void DoFillRect(const TRect& aRect,TUint32 aFillValue) = 0;

    58     virtual TInt DoFilledRectWithPattern(const TRect& aRect,TGopFillPattern aPattern) = 0;

    59     virtual void DoInvertRect(const TRect& aRect) = 0;

    60 	virtual TInt DoBitBlt(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSourceBitmapSpec,const TRect& aSourceRect) = 0;

    61     virtual TInt DoBitBltMasked(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSourceBitmapSpec,const TRect& aSourceRect,const TAcceleratedBitmapSpec& aMaskSpec) = 0;

    62 	virtual void DoFadeRect(const TRect& aRect,const TGopFadeParams aFade) = 0;

    63  	virtual TInt DoBitBltAlphaBitmap(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSourceBitmapSpec,const TRect& aSourceRect,const TAcceleratedBitmapSpec& aAlphaBitmapSpec) = 0;

    64 	virtual TInt DoAlphaBlendTwoBitmaps(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSrceBitmapSpec1,const TAcceleratedBitmapSpec& aSrceBitmapSpec2,const TRect& aSourceRect,const TPoint& aSrcPt2,const TAcceleratedBitmapSpec& aAlphaBitmapSpec,const TPoint& aAlphaPt) = 0;

    65 	virtual TInt DoAlphaBlendOneBitmap(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSrceBitmapSpec,const TRect& aSourceRect,const TAcceleratedBitmapSpec& aAlphaBitmapSpec,const TPoint& aAlphaPt) = 0;

    66 	//

    67 

    68 	// New pure virtual

    69 	virtual TUint32 FillValue(TRgb aColor) = 0; // Return a TUint32 value which has all pixels set to the given color

    70 	virtual void DoUpdateScreen(const TRect& aRect) = 0;

    71 	inline void UpdateScreen(const TRect& aRect);

    72 protected:

    73 	TGraphicsAcceleratorCaps const*	iCaps;

    74 	TAcceleratedBitmapInfo			iBitmapInfo;

    75 	TBool							iIsScreen;

    76 	};

    77 

    78 inline void CHardwareGraphicsAcceleratorBase::UpdateScreen(const TRect& aRect)

    79 	{

    80 	if(iIsScreen)

    81 		DoUpdateScreen(aRect);

    82 	}

    83 

    84 /**

    85 @internalComponent

    86 */

    87 class CColor256HardwareGraphicsAccelerator : public CHardwareGraphicsAcceleratorBase

    88 	{

    89 public:

    90 	static CColor256HardwareGraphicsAccelerator* NewL(RHardwareBitmap aBitmap);

    91 protected:

    92 	void ConstructL(RHardwareBitmap aBitmap);

    93 	// From CHardwareGraphicsAcceleratorBase

    94 	virtual void DoFillRect(const TRect& aRect,TUint32 aFillValue);

    95 	virtual TInt DoFilledRectWithPattern(const TRect& aRect,TGopFillPattern aPattern);

    96 	virtual void DoInvertRect(const TRect& aRect);

    97 	virtual TInt DoBitBlt(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSourceBitmapSpec,const TRect& aSourceRect);

    98 	virtual TInt DoBitBltMasked(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSourceBitmapSpec,const TRect& aSourceRect,const TAcceleratedBitmapSpec& aMaskSpec);

    99 	virtual void DoFadeRect(const TRect& aRect,const TGopFadeParams aFade);

   100 	virtual TInt DoBitBltAlphaBitmap(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSourceBitmapSpec,const TRect& aSourceRect,const TAcceleratedBitmapSpec& aAlphaBitmapSpec);

   101 	virtual TInt DoAlphaBlendTwoBitmaps(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSrceBitmapSpec1,const TAcceleratedBitmapSpec& aSrceBitmapSpec2,const TRect& aSourceRect,const TPoint& aSrcPt2,const TAcceleratedBitmapSpec& aAlphaBitmapSpec,const TPoint& aAlphaPt);

   102 	virtual TInt DoAlphaBlendOneBitmap(const TPoint& aDestination,const TAcceleratedBitmapSpec& aSrceBitmapSpec,const TRect& aSourceRect,const TAcceleratedBitmapSpec& aAlphaBitmapSpec,const TPoint& aAlphaPt);

   103 	virtual TUint32 FillValue(TRgb aColor);

   104 	virtual void DoUpdateScreen(const TRect& aRect);

   105 private:

   106     TInt iScreenNo;

   107 	};

   108 

   109 #endif
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