void CMMABitmapWindow::SetDestinationBitmapL(CFbsBitmap* aBitmap)
{
    CFbsBitmap* bitmap = new(ELeave)CFbsBitmap();
    CleanupStack::PushL(bitmap);
    User::LeaveIfError(bitmap->Duplicate(aBitmap->Handle()));

    // create context for bitmap
    CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(aBitmap);
    CleanupStack::PushL(bitmapDevice);


    CGraphicsContext* bitmapContext = NULL;
    User::LeaveIfError(bitmapDevice->CreateContext(bitmapContext));

    CleanupStack::Pop(bitmapDevice);   // bitmapDevice
    CleanupStack::Pop(bitmap);   // bitmap

    delete iBitmap;
    iBitmap = bitmap;
    delete iBitmapDevice;
    iBitmapDevice = bitmapDevice;
    delete iBitmapContext;
    iBitmapContext = bitmapContext;

    if (iDrawRect.IsEmpty())
    {
        iDrawRect.SetSize(iBitmap->SizeInPixels());
    }
}
/**
Create a checked board
@param aPixelFormat The pixel format for create the target bitmap
@param aSize The size of the bitmap
@param aChecksPerAxis Number of checks on X and Y.
 */
CFbsBitmap* CTe_graphicsperformanceSuiteStepBase::CreateCheckedBoardL(TDisplayMode aDisplayMode, TSize aSize, TSize aChecksPerAxis) const
	{
	
	CFbsBitmap* bitmap = new (ELeave) CFbsBitmap;
	CleanupStack::PushL(bitmap);
	bitmap->Create(aSize, aDisplayMode);
	
	CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(bitmap);
	CleanupStack::PushL(bitmapDevice);
	
	CFbsBitGc* bitGc = NULL;
	User::LeaveIfError(bitmapDevice->CreateContext(bitGc));
	CleanupStack::PushL(bitGc);
	
	bitGc->Clear();
	bitGc->SetBrushStyle(CGraphicsContext::ESolidBrush);
	bitGc->SetPenStyle(CGraphicsContext::ENullPen);
	TPoint point(0,0);
	const TSize checkerSize((TReal)aSize.iWidth/aChecksPerAxis.iWidth,(TReal)aSize.iHeight/aChecksPerAxis.iHeight);
	TInt brushColour = 0;
	for(point.iY = 0; point.iY < aSize.iHeight; point.iY += checkerSize.iHeight)
		{
		for(point.iX = 0; point.iX < aSize.iWidth; point.iX += checkerSize.iWidth)
			{
			bitGc->SetBrushColor(KColor16Table[brushColour++ & 0x0F]);
			TRect rect(point, checkerSize);
			bitGc->DrawRect(rect);
			}
		}
	
	CleanupStack::PopAndDestroy(2, bitmapDevice);
	CleanupStack::Pop(bitmap);
	
	return bitmap;
	}
/**
Copy a bitmap into another bitmap (generally in a different displaymode)
tiles destination bitmap with source
*/
void CTe_graphicsperformanceSuiteStepBase::CopyBitmapL(CFbsBitmap* aDst, CFbsBitmap* aSrc)
	{
	TSize srcSize = aSrc->SizeInPixels();
	TSize dstSize = aDst->SizeInPixels();
	CFbsBitmapDevice* dev = CFbsBitmapDevice::NewL(aDst);
	CleanupStack::PushL(dev);
	CFbsBitGc* gc = NULL;
	if ( 0 == dev->CreateContext(gc) )
		{
		CleanupStack::PushL(gc);
		TPoint point;
		gc->SetBrushColor(TRANSPARENT_BLACK);
		gc->SetBrushStyle(CGraphicsContext::ENullBrush);
		gc->SetDrawMode(CGraphicsContext::EDrawModeWriteAlpha);
		gc->Clear();
		gc->SetDrawMode(CGraphicsContext::EDrawModePEN);
		for(point.iY=0; point.iY<dstSize.iHeight; point.iY+=srcSize.iHeight)
			{
			for(point.iX=0; point.iX<dstSize.iWidth; point.iX+=srcSize.iWidth)
				{
				gc->BitBlt(point, aSrc);
				}
			}
		CleanupStack::PopAndDestroy(gc);
		}
	CleanupStack::PopAndDestroy(dev);
	}
예제 #4
0
/**
Draws a stretched bitmap with or without a mask.

@param aUseMask set to ETrue to use a alpha mask. Normally used for 16MU display modes that do not store the alpha.
@param aSrcMode is the source display mode
@param aDstMode is the destination display mode
@param aSession is the windows server session
@param aWindow is a reference to the window
@param aGc is the graphics context of the window
@param aNumIterations is the number of iterations to run the test
*/
void CAlphaBlendTest::DoDrawBitmapL(TBool aUseMask, TDisplayMode aSrcMode, TDisplayMode aDstMode, RWsSession& aSession, RWindow& aWindow, CWindowGc* aGc, TInt aNumIterations)
	{		
	const TSize bitmapSize = aWindow.Size();
	
	// Construct target bitmap.
	CFbsBitmap* bitmapTarget = CreateSoftwareBitmapLC(bitmapSize, aDstMode);
	CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(bitmapTarget);
	CleanupStack::PushL(bitmapDevice);
	
	// Construct GC.
	CFbsBitGc* bitmapGc = NULL;
	User::LeaveIfError(bitmapDevice->CreateContext(bitmapGc));
	CleanupStack::PushL(bitmapGc);
	
	// Construct source bitmap.	
	TSize smallerSize(bitmapSize.iWidth/2,  bitmapSize.iHeight/2);
	CFbsBitmap* source = CreateSoftwareBitmapLC(smallerSize, aSrcMode);
	VerticalGradientAlphaL(source, TRgb(0x00000000), TRgb(0xffffffff));	
	CFbsBitmap* sourceAlpha = CreateSoftwareBitmapLC(smallerSize, EGray256);	// match size to src
	VerticalGradientAlphaL(sourceAlpha, TRgb(0x01010101), TRgb(0xfefefefe));
		
	bitmapGc->SetBrushStyle(CGraphicsContext::ENullBrush);
	bitmapGc->SetBrushColor(TRANSPARENT_BLACK);
	bitmapGc->Clear();
	bitmapGc->SetDrawMode(CGraphicsContext::EDrawModePEN);
	aGc->Activate(aWindow);
	TPoint point(0,0);
	bitmapGc->BitBlt(point, bitmapTarget);
	aGc->Deactivate();
	aSession.Flush();

	TBuf <20> testName;
	if (!aUseMask)
		{
		testName=_L("DrawBitmap");
		iProfiler->InitResults();
		for(int i=0; i<aNumIterations; i++)
			{
			bitmapGc->DrawBitmap(TRect(point, bitmapSize), source);
			iProfiler->MarkResultSetL();
			}
		}
	else
		{
		testName=_L("DrawBitmapMasked");
		iProfiler->InitResults();
		for(int i=0; i<aNumIterations; i++)
			{
			bitmapGc->DrawBitmapMasked(TRect(point, bitmapSize), source,TRect(point, smallerSize), sourceAlpha, EFalse);
			iProfiler->MarkResultSetL();
			}
		}
	INFO_PRINTF4(_L("%S(Stretched) with src = %S, dst = %S"), &testName, &ColorModeName(aSrcMode), &ColorModeName(aDstMode));
	iProfiler->ResultsAnalysis(testName, 0, aSrcMode, aDstMode, aNumIterations);
	// copy up to screen for sanity check
	BitBlt(aSession, aWindow, aGc, *bitmapTarget);
	CleanupStack::PopAndDestroy(5, bitmapTarget);
	}
CFbsBitmap* AknBitmapMirrorUtils::CreateBitmapL(CFbsBitmap* aSourceBitmap, TInt aMirrorDirection)
    {
    User::LeaveIfNull(aSourceBitmap);
    CFbsBitmap* destinationBitmap = new (ELeave) CFbsBitmap();
    CleanupStack::PushL(destinationBitmap);   

    TSize sourceBitmapSize = aSourceBitmap->SizeInPixels();            
    TRect sourceRect = TRect(TPoint(0,0), sourceBitmapSize);
    TSize destinationBitmapSize(sourceRect.Width(), sourceRect.Height()); 

    User::LeaveIfError(destinationBitmap->Create(destinationBitmapSize, aSourceBitmap->DisplayMode()));

    CFbsBitmapDevice* destinationDevice = CFbsBitmapDevice::NewL( destinationBitmap );
    CleanupStack::PushL(destinationDevice);

    CFbsBitGc* destinationGc;
    User::LeaveIfError( destinationDevice->CreateContext( destinationGc ) );

    switch (aMirrorDirection)
        {
        case EAknVerticalMirroring:
            {
            TRect sourceBitmapBlittingRect( sourceRect.iTl.iX,sourceRect.iTl.iY,sourceRect.iBr.iX,sourceRect.iTl.iY + 1 );  
            for ( TInt yPos=destinationBitmapSize.iHeight-1; yPos >= 0; yPos-- )
                {
                destinationGc->BitBlt( TPoint(0,yPos), aSourceBitmap, sourceBitmapBlittingRect );
                sourceBitmapBlittingRect.iTl.iY++;
                sourceBitmapBlittingRect.iBr.iY++;
                }
            break;
            }

        case EAknHorizontalMirroring:
            {
            TRect sourceBitmapBlittingRect( sourceRect.iTl.iX,sourceRect.iTl.iY,sourceRect.iTl.iX + 1,sourceRect.iBr.iY );      
            for ( TInt xPos=destinationBitmapSize.iWidth-1; xPos >= 0; xPos-- )
                {
                destinationGc->BitBlt( TPoint(xPos,0), aSourceBitmap, sourceBitmapBlittingRect );
                sourceBitmapBlittingRect.iTl.iX++;
                sourceBitmapBlittingRect.iBr.iX++;
                }
            break;
            }

        default:
            {
            destinationGc->BitBlt( TPoint(0,0), aSourceBitmap, sourceRect );
            break;
            }
        }

    delete destinationGc;  
    CleanupStack::Pop(2); // destinationBitmap, destinationDevice
    delete destinationDevice;

    return destinationBitmap;   
    }
// ============================================================================
// CIconConverter::DoProcessMaskL()
// process the bitmap mask
//
// @since 3.1
// ============================================================================
void CIconConverter::DoProcessMaskL()
    {
    // we use white to mean transparent at this stage, simply for efficiency
    // since all the canvases we will copy in to begin as white

    if ( iOriginalBitmapMask->Handle() == 0 )
        {
        // Create a mask that shows the whole bitmap as an icon
        // (all black)
        User::LeaveIfError( iOriginalBitmapMask->Create(
            iOriginalBitmap->SizeInPixels(), EGray2 ) );
        CFbsBitmapDevice* device =
            CFbsBitmapDevice::NewL( iOriginalBitmapMask );
        CleanupStack::PushL( device );

        CFbsBitGc* gc;
        User::LeaveIfError( device->CreateContext( gc ) );
        gc->SetBrushStyle( CGraphicsContext::ESolidBrush );
        gc->SetDrawMode( CGraphicsContext::EDrawModePEN );
        gc->SetBrushColor( KRgbBlack );
        // Create a big black image
        gc->Clear();
        delete gc;
        CleanupStack::PopAndDestroy( device );
        }
    else
        {
        // Invert the mask obtained from the PNG
        CFbsBitmapDevice* device =
            CFbsBitmapDevice::NewL( iOriginalBitmapMask );
        CleanupStack::PushL(device);
        CFbsBitGc* gc;
        User::LeaveIfError( device->CreateContext( gc ) );
        gc->SetDrawMode( CGraphicsContext::EDrawModeNOTSCREEN );
        gc->Clear();
        delete gc;
        CleanupStack::PopAndDestroy( device );
        }

    // Scale the icon to the sizes required
    iCurrentSizeIndex = 0;
    DoIconScalingL();
    }
예제 #7
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/**
Alpha blends two bitmaps together

@param aDisplayMode1 is the source display mode
@param aDisplayMode2 is the destination display mode
@param aSession is the windows server session
@param aWindow is a reference to the window
@param aGc is the graphics context of the window
@param aNumIterations is the number of iterations to run the test
*/	
void CAlphaBlendTest::DoAlphaBlendBitmapsBitmapTestL(TDisplayMode aSrcMode, TDisplayMode aDstMode, RWsSession& aSession, RWindow& aWindow, CWindowGc* aGc, TInt aNumIterations)
	{
	const TSize bitmapSize = aWindow.Size();	

	CFbsBitmap* bitmapTarget = CreateSoftwareBitmapLC(bitmapSize, aDstMode);
	CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(bitmapTarget);
	CleanupStack::PushL(bitmapDevice);
	
	CFbsBitGc* bitmapGc=NULL;
	User::LeaveIfError(bitmapDevice->CreateContext(bitmapGc));	
	CleanupStack::PushL(bitmapGc);
		
	CFbsBitmap* sourceUnder  = CreateSoftwareBitmapLC(bitmapSize, aDstMode);
	CFbsBitmap* sourceOver   = CreateSoftwareBitmapLC(bitmapSize, aSrcMode);
	CFbsBitmap* sourceAlpha  = CreateSoftwareBitmapLC(bitmapSize, EGray256);

	VerticalGradientAlphaL(sourceAlpha, TRgb(0x01010101), TRgb(0xfefefefe));
	VerticalGradientAlphaL(sourceUnder, TRgb(0xff000000), TRgb(0x00ffffff));
	VerticalGradientAlphaL(sourceOver, TRgb(0x00ffffff), TRgb(0xff000000));
	RDebug::Printf("DABBBT 2");

	TPoint point(0,0);
	TRect  rect(bitmapSize);
	
	bitmapGc->SetBrushStyle(CGraphicsContext::ENullBrush);
	bitmapGc->SetBrushColor(TRANSPARENT_BLACK);

	bitmapGc->SetDrawMode(CGraphicsContext::EDrawModeWriteAlpha);
	bitmapGc->Clear();
	bitmapGc->SetDrawMode(CGraphicsContext::EDrawModePEN);
	bitmapGc->AlphaBlendBitmaps(point, sourceUnder, sourceOver, rect, point, sourceAlpha, point);		

	aGc->Activate(aWindow);
	aGc->BitBlt(point, bitmapTarget);
	aGc->Deactivate();
	aSession.Flush();

	iProfiler->InitResults();
	// blend sourceUnder with sourceOver using alpha mask
	for(TInt i=0; i<aNumIterations; i++)
	{
		bitmapGc->SetDrawMode(CGraphicsContext::EDrawModeWriteAlpha);
		bitmapGc->Clear();
		bitmapGc->SetDrawMode(CGraphicsContext::EDrawModePEN);
		bitmapGc->AlphaBlendBitmaps(point, sourceUnder, sourceOver, rect, point, sourceAlpha, point);
		iProfiler->MarkResultSetL();
	}
	iProfiler->ResultsAnalysis(_L("DoAlphaBlendBitmapsBitmapTestL"), 0, aSrcMode, aDstMode, aNumIterations);
	
	// copy up to screen for sanity check
	BitBlt(aSession, aWindow, aGc, *bitmapTarget);	
	CleanupStack::PopAndDestroy(6, bitmapTarget); // sourceAlpha, sourceOver, sourceUnder, bitmapGc, bitmapDevice, bitmapTarget
	}	
예제 #8
0
void CTap2MenuAppUi::CopyBitmapL(CFbsBitmap *aSource, CFbsBitmap *aTarget)
	{
	if(aSource != NULL && aTarget != NULL)
		{
		if(aSource->SizeInPixels() != aTarget->SizeInPixels() || aSource->DisplayMode() != aTarget->DisplayMode())
			{User::Leave(KErrArgument);}
		CFbsBitmapDevice* device = CFbsBitmapDevice::NewL(aTarget);
		CleanupStack::PushL(device);
		CFbsBitGc* gc = NULL;
		User::LeaveIfError(device->CreateContext(gc));
		CleanupStack::PushL(gc);
		gc->BitBlt(TPoint(0, 0), aSource);
		CleanupStack::PopAndDestroy(gc);
		CleanupStack::PopAndDestroy(device);
		}
	}
void AknBitmapMirrorUtils::LoadPartialBitmapL(CFbsBitmap* aBitmap, const TDesC& aFileName,TInt32 aId, TRect aRect, TBool aMirrorHorizontally)
    {
    CFbsBitmap* destinationBitmap = aBitmap;
    User::LeaveIfNull(destinationBitmap);

    CFbsBitmap* sourceBitmap = new (ELeave) CFbsBitmap();   
    CleanupStack::PushL(sourceBitmap);   
    User::LeaveIfError(sourceBitmap->Load(aFileName, aId, ETrue));    
    TSize sourceBitmapSize = sourceBitmap->SizeInPixels();
    
    TRect sourceRect = TRect(aRect);
    if (sourceRect == KWholeBitmapRect)
        {
        sourceRect.iTl.iX = 0;
        sourceRect.iTl.iY = 0;
        sourceRect.iBr.iX = sourceBitmapSize.iWidth;
        sourceRect.iBr.iY = sourceBitmapSize.iHeight;
        }
      
    TSize destinationBitmapSize(sourceRect.Width(), sourceRect.Height()); 
    User::LeaveIfError(destinationBitmap->Create(destinationBitmapSize, sourceBitmap->DisplayMode()));

    CFbsBitmapDevice* destinationDevice = CFbsBitmapDevice::NewL( destinationBitmap );
    CleanupStack::PushL(destinationDevice);

    CFbsBitGc* destinationGc;
    User::LeaveIfError( destinationDevice->CreateContext( destinationGc ) );

    if (aMirrorHorizontally)
        {
        TRect sourceBitmapBlittingRect( sourceRect.iTl.iX,sourceRect.iTl.iY,sourceRect.iTl.iX + 1,sourceRect.iBr.iY );  
    
        for ( TInt xPos=destinationBitmapSize.iWidth-1; xPos >= 0; xPos-- )
            {
            destinationGc->BitBlt( TPoint(xPos,0), sourceBitmap, sourceBitmapBlittingRect );
            sourceBitmapBlittingRect.iTl.iX++;
            sourceBitmapBlittingRect.iBr.iX++;
            }
        }
    else
        {
        destinationGc->BitBlt( TPoint(0,0), sourceBitmap, sourceRect );
        }

    delete destinationGc;  
    CleanupStack::PopAndDestroy(2); // sourceBitmap, destinationDevice
    }
/**
Copy a source bitmap into a new bitmap with the specified display mode
*/
CFbsBitmap* CTe_graphicsperformanceSuiteStepBase::CopyIntoNewBitmapL(CFbsBitmap* aSrc, TDisplayMode aDisplayMode)
	{
	CFbsBitmap* dstBmp = new(ELeave) CFbsBitmap;
	CleanupStack::PushL(dstBmp);
	TInt ret=dstBmp->Create(aSrc->SizeInPixels(), aDisplayMode);
	User::LeaveIfError(ret);
	CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(dstBmp);
	CleanupStack::PushL(bitmapDevice);
	CFbsBitGc* gc;
	ret = bitmapDevice->CreateContext(gc);
	User::LeaveIfError(ret);
	CleanupStack::PushL(gc);
	gc->BitBlt(TPoint(0,0), aSrc);
	CleanupStack::PopAndDestroy(2, bitmapDevice); // gc, bitmapDevice
	CleanupStack::Pop(dstBmp);
	return dstBmp;
	}
예제 #11
0
void CTestCamSnapshot::DoStartSnapshotL()
	{
	CFbsBitmap* snapshot = new(ELeave) CFbsBitmap;
	CleanupStack::PushL(snapshot);
	User::LeaveIfError(snapshot->Create(iSnapshotImageRect.Size(), iSnapshotImage->DisplayMode()));
	CFbsBitmapDevice* dev = CFbsBitmapDevice::NewL(snapshot);
	CleanupStack::PushL(dev);
	CFbsBitGc* gc = NULL;
	User::LeaveIfError(dev->CreateContext(gc));
	CleanupStack::Pop(dev);
	CleanupStack::Pop(snapshot);
	
	iSnapshot = snapshot;
	iSnapshotDev = dev;
	iSnapshotGc = gc;
		
	iSnapshotActive = ETrue;
	}
// ============================================================================
// CIconConverter::DoIconStoreL()
// Store icon and mask files
//
// @since 3.1
// ============================================================================
void CIconConverter::DoIconStoreL()
    {
    // Store the icon and its mask in temporary files until we are ready
    // to create the final icon

    // Icon is stored at index n, mask at index n+1
    TInt iconIndex = iCurrentSizeIndex * 2;
    TFileName iconFile = *iTempPath;
    GetTempIconName( iconIndex++, iconFile );

    TFileName maskFile = *iTempPath;
    GetTempIconName( iconIndex, maskFile );

    // invert the masks before saving

    CFbsBitmapDevice* device = CFbsBitmapDevice::NewL( iTempBitmapMask );
    CleanupStack::PushL( device );

    CFbsBitGc* gc;
    User::LeaveIfError( device->CreateContext( gc ) );
    gc->SetDrawMode( CGraphicsContext::EDrawModeNOTSCREEN );
    gc->Clear();

    delete gc;
    CleanupStack::PopAndDestroy( device );

    // save the bitmaps
    User::LeaveIfError( iTempBitmap->Save( iconFile ) );
    User::LeaveIfError( iTempBitmapMask->Save( maskFile ) );

    if ( ++iCurrentSizeIndex < iIconSizes->Count() )
        {
        // do the next icon size
        DoIconScalingL();
        }
    else
        {
        DoCreateFinalIconL();
        }

    }
//-----------------------------------------------------------------------------
//  CBrowserViewImagesListBox::CreateIconL(
//                                      CFbsBitmap* aBitmap, TBool aShrinkIt )
//-----------------------------------------------------------------------------
//
CGulIcon* CBrowserViewImagesListBox::CreateIconL(
                                        CFbsBitmap* aBitmap, TBool aShrinkIt)
    {
    CGulIcon* icon = NULL;

    // create icon
    if(aShrinkIt)
        {
        CFbsBitmap* bmp = new(ELeave)CFbsBitmap;
        CleanupStack::PushL(bmp);
        User::LeaveIfError(bmp->Create(TSize(42,32), EColor16M));
    
        // create bitmap device
        CFbsBitmapDevice* dev = CFbsBitmapDevice::NewL(bmp);
        CleanupStack::PushL(dev);
    
        // create graphics context for bitmap device
        CGraphicsContext* ctx = NULL;
        User::LeaveIfError( dev->CreateContext(ctx) );
        CleanupStack::PushL(ctx);
    
        // calculate aspect ratio
        TSize targetSize = Fit(aBitmap->SizeInPixels(), bmp->SizeInPixels());
        // copy bitmap to temporary bitmap
        ctx->DrawBitmap(TRect(TPoint(0,0), targetSize), aBitmap, TRect(TPoint(0,0), aBitmap->SizeInPixels()));

        CleanupStack::PopAndDestroy(2);   // ctx, dev

        icon = CGulIcon::NewL(bmp); // bmp is owned, no mask used
        CleanupStack::Pop();  // bmp
        delete aBitmap;
        } 
    else 
        {
        icon = CGulIcon::NewL(aBitmap); // bitmap is owned, no mask used
        }

    return icon;
    }
TBool CHuiRasterizedTextMesh::RasterizePictographLineL(const TDesC& aTextLine, CFont* aFont, SRasterizedLine & aLineOut)
    {
    if(iUsingPreRasterizedMesh)
        {
        return EFalse;
        }

    // Retrieve the used text style.
    THuiTextStyle* textStyle = CHuiStatic::Env().TextStyleManager().TextStyle(iTextStyleId);
    
    // Calculate line extents and assign it to texture size.
    TSize textureSize = textStyle->LineExtentsL(aTextLine);
	    
    if(textureSize.iWidth == 0 || !iPictographInterface || !iPictographInterface->Interface()->ContainsPictographs(aTextLine))
        {
        // This is an empty string or it does not contain pictographs. We will not rasterize it.
        // Just add a gap.
        aLineOut.iTexture = NULL;
        aLineOut.iGap = textureSize.iHeight;
        return !IsMaxLineCountReached(); 
        }

    // store the actual size to be assigned as the textures logical size
    TSize actualsize(textureSize);

    if (aLineOut.iTexture == NULL)
        {
    // Create a texture for storing the pictographs into.
        aLineOut.iTexture = CHuiTexture::NewL();
        HUI_DEBUG1(_L("CHuiRasterizedTextMesh::RasterizePictographLineL() - Registering self (0x%x) as a texture content observer."), this);        
        // Register one content observer for the first texture that
        // is able to restore all lines in a single run
        if (iLines.Count()==1)
            {
            aLineOut.iTexture->iContentObservers.AppendL(*this);
            }
        aLineOut.iGap = 0;
        }

    // set a name for the texture
    // @todo is this needed, what names to use
    aLineOut.iTexture->SetImageFileNameL(_L("Pictographs"));

    TSize maxTextureSize = aLineOut.iTexture->MaxTextureSize();
    textureSize.iWidth = Min(textureSize.iWidth, maxTextureSize.iWidth);
    textureSize.iHeight = Min(textureSize.iHeight, maxTextureSize.iHeight);

    if((textureSize.iWidth == 0) || (textureSize.iHeight == 0))
        {
        // Cannot draw into this tiny texture, so leave.
        HUI_DEBUG2(_L("CHuiRasterizedTextMesh::RasterizePictographLineL() - texture size was too small to draw into (%i, %i)."), textureSize.iWidth, textureSize.iHeight);
        User::Leave(KErrAbort);
        }

    User::LeaveIfError( iPictographBitmap->Resize(textureSize) );

    CFbsBitmapDevice* device = CFbsBitmapDevice::NewL(iPictographBitmap);
    CleanupStack::PushL(device);

    CFbsBitGc* gc = 0;
    User::LeaveIfError( device->CreateContext(gc) );
    CleanupStack::PushL(gc);

    // Prepare the bitmap for drawing...set drawmode because of EColor16MA mode...
    gc->SetDrawMode(CGraphicsContext::EDrawModeWriteAlpha); 

    TRgb color = KRgbWhite;
    color.SetAlpha(0x00);
    gc->SetBrushColor(color);
    gc->Clear();
    gc->UseFont(aFont);  
    
	// Draw pictorgraphs
    iPictographInterface->Interface()->DrawPictographsInText(
            *gc,
            *aFont,
            aTextLine, TPoint(0, aFont->FontMaxAscent()));

    CleanupStack::PopAndDestroy(gc);
    CleanupStack::PopAndDestroy(device);

    aLineOut.iTexture->UploadL(*iPictographBitmap, NULL, EHuiTextureUploadFlagRetainResolution);
    aLineOut.iTexture->SetSize(actualsize);
    return !IsMaxLineCountReached();
    }
예제 #15
0
/*
-------------------------------------------------------------------------------
internal icon re-sizer function
-------------------------------------------------------------------------------
*/   
CGulIcon* CYBRecognizer1::GetListIconL(const TDesC& aFileName,TInt aImage,TInt aMask, TSize aSize)
{
	CGulIcon* RetIcon(NULL);
	TBool OkToAdd(EFalse);
	
	CFbsBitmap* MyBitmap = new(ELeave)CFbsBitmap();
	CleanupStack::PushL(MyBitmap);
	CFbsBitmap* MyMask = new(ELeave)CFbsBitmap();
	CleanupStack::PushL(MyMask);
	
	if(KErrNone == MyBitmap->Load(aFileName,aImage))
	{
		if(KErrNone == MyMask->Load(aFileName,aMask))
		{
			OkToAdd = ETrue;
		}
	}
	
	if(OkToAdd)
	{
		TSize ImgSiz = MyBitmap->SizeInPixels();
		if(aSize.iWidth != ImgSiz.iWidth
		|| aSize.iHeight!= ImgSiz.iHeight)
		{
			CFbsBitmap* TmpBackBitmap = new(ELeave)CFbsBitmap();
			CleanupStack::PushL(TmpBackBitmap);
			
			if(KErrNone == TmpBackBitmap->Create(aSize,MyBitmap->DisplayMode()))
			{	
				CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(TmpBackBitmap);
				CleanupStack::PushL(bitmapDevice);

				CFbsBitGc* graphicsContext = NULL;
				User::LeaveIfError(bitmapDevice->CreateContext(graphicsContext));
				CleanupStack::PushL(graphicsContext);

				graphicsContext->DrawBitmap(TRect(0,0,aSize.iWidth,aSize.iHeight),MyBitmap);
				
				CleanupStack::PopAndDestroy(2);//graphicsContext,bitmapDevice,
			}
			
			CFbsBitmap* TmpBackMask = new(ELeave)CFbsBitmap();
			CleanupStack::PushL(TmpBackMask);
			if(KErrNone == TmpBackMask->Create(aSize,MyMask->DisplayMode()))
			{	
				CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(TmpBackMask);
				CleanupStack::PushL(bitmapDevice);

				CFbsBitGc* graphicsContext = NULL;
				User::LeaveIfError(bitmapDevice->CreateContext(graphicsContext));
				CleanupStack::PushL(graphicsContext);

				graphicsContext->DrawBitmap(TRect(0,0,aSize.iWidth,aSize.iHeight),MyMask);
				
				CleanupStack::PopAndDestroy(2);//graphicsContext,bitmapDevice,
			}
		
			CleanupStack::Pop(2);//TmpBackBitmap, TmpBackMask
			RetIcon = CGulIcon::NewL(TmpBackBitmap, TmpBackMask);
		}
	}
	
	if(!RetIcon && OkToAdd)
	{
		CleanupStack::Pop(2);//MyBitmap, MyMask
		RetIcon = CGulIcon::NewL(MyBitmap, MyMask);
	}
	else
	{
		CleanupStack::PopAndDestroy(2);//MyBitmap, MyMask
	}
		
	return RetIcon;
}
CFbsBitmap* AknBitmapMirrorUtils::PartialBitmapL( CFbsBitmap* aBitmap, TRect aRect, TBool aMirrorHorizontally )
    {
    User::LeaveIfNull(aBitmap);   
	CFbsBitmap* tmpBitmap = NULL;
    TSize sourceBitmapSize = aBitmap->SizeInPixels();

    TRect sourceRect = TRect(aRect);
    if ( sourceRect == KWholeBitmapRect )
        {
        sourceRect.iTl.iX = 0;
        sourceRect.iTl.iY = 0; 
        sourceRect.iBr.iX = sourceBitmapSize.iWidth;
        sourceRect.iBr.iY = sourceBitmapSize.iHeight;
        if (aMirrorHorizontally)
        	tmpBitmap = CreateBitmapOptimizedL(aBitmap, EAknHorizontalMirroring);
        else
        	tmpBitmap = CreateBitmapOptimizedL(aBitmap, EAknNoMirroring);        
        }
    else
    	{      
	    // Check rect sanity
	    if ( sourceRect.iBr.iX > sourceBitmapSize.iWidth || sourceRect.iBr.iX <= 0 )
	        {
	        sourceRect.iBr.iX = sourceBitmapSize.iWidth;
	        }
	    if ( sourceRect.iBr.iY > sourceBitmapSize.iHeight || sourceRect.iBr.iY <= 0  )
	        {
	        sourceRect.iBr.iY = sourceBitmapSize.iHeight;
	        }
	    if ( sourceRect.iTl.iX >= sourceBitmapSize.iWidth || sourceRect.iTl.iX < 0)
	        {
	        sourceRect.iTl.iX = 0;
	        }
	    if ( sourceRect.iTl.iY >= sourceBitmapSize.iHeight || sourceRect.iTl.iY < 0)
	        {
	        sourceRect.iTl.iY = 0;        
	        }
	    TSize destinationBitmapSize = TSize( sourceRect.Width(), sourceRect.Height() );  

	    // get a copy of wanted rect of source bitmap to tmpBitmap
	    tmpBitmap = new (ELeave) CFbsBitmap();   
	    CleanupStack::PushL( tmpBitmap );                      

	    User::LeaveIfError( tmpBitmap->Create( destinationBitmapSize, aBitmap->DisplayMode() ) );

	    CFbsBitmapDevice* destinationDevice = CFbsBitmapDevice::NewL( tmpBitmap );
	    CleanupStack::PushL( destinationDevice );
	    
	    CFbsBitGc* destinationGc;
	    User::LeaveIfError( destinationDevice->CreateContext( destinationGc ) );           
	    
	    if ( aMirrorHorizontally )
	        {        
	        TRect sourceBitmapBlittingRect( sourceRect.iTl.iX, sourceRect.iTl.iY,
	            sourceRect.iTl.iX + 1, sourceRect.iBr.iY );  
	        
	        for ( TInt xPos=destinationBitmapSize.iWidth-1; xPos >= 0; xPos-- )
	            {
	            destinationGc->BitBlt( TPoint(xPos,0), aBitmap, sourceBitmapBlittingRect );
	            sourceBitmapBlittingRect.iTl.iX++;
	            sourceBitmapBlittingRect.iBr.iX++;
	            }	    
	        }
	    else
	        {        
	        destinationGc->BitBlt( TPoint(0,0), aBitmap, sourceRect );        
	        }

	    delete destinationGc;  
	    CleanupStack::PopAndDestroy(); // destinationDevice
	    CleanupStack::Pop(); // tmpBitmap    		
    	}        

    return tmpBitmap;
    }
CFbsBitmap* AknBitmapMirrorUtils::CreateBitmapOptimizedL(CFbsBitmap* aSourceBitmap, TInt aMirrorDirection)
    {
    // Check if displaymode is optimized, fallback to non-optimized version if not.
    TBool fallback = ETrue;
    TDisplayMode displayMode = aSourceBitmap->DisplayMode();
    switch( displayMode )
        {
        case EGray256:
        case EColor256:
        case EColor4K:
        case EColor64K:
            fallback = EFalse;
            break;
        default:
            fallback = ETrue;
        }

    // Check if mirroring mode is supported, fallback to non-optimized version if not.
	if ((aMirrorDirection != EAknVerticalMirroring) && (aMirrorDirection != EAknHorizontalMirroring))
		{
		fallback = ETrue;	
		}

    if( fallback )
		return CreateBitmapL(aSourceBitmap, aMirrorDirection);
    
	// Prepare destination bitmap
    User::LeaveIfNull(aSourceBitmap);
    CFbsBitmap* destinationBitmap = new (ELeave) CFbsBitmap();
    CleanupStack::PushL(destinationBitmap);   

    TSize sourceBitmapSize = aSourceBitmap->SizeInPixels();            
    TRect sourceRect = TRect(TPoint(0,0), sourceBitmapSize);
    TSize destinationBitmapSize(sourceRect.Width(), sourceRect.Height()); 

    User::LeaveIfError(destinationBitmap->Create(destinationBitmapSize, aSourceBitmap->DisplayMode()));

	// Check source, if rom bitmap or compressed then create uncompressed ram bitmap
    TBool srcTemporary = EFalse;
    if( aSourceBitmap->IsRomBitmap() )
        {
        srcTemporary = ETrue;
        }
        
    // Heap lock for FBServ large chunk to prevent background
    // compression of aSrcBitmap after if IsCompressedInRAM returns EFalse
    aSourceBitmap->LockHeapLC( ETrue ); // fbsheaplock
    TBool fbsHeapLock = ETrue;        
        
    if( aSourceBitmap->IsCompressedInRAM() )
        {
        srcTemporary = ETrue;
        }
    if( aSourceBitmap->ExtendedBitmapType() != KNullUid  )
        {
        srcTemporary = ETrue;
        }

    CFbsBitmap* realSource = aSourceBitmap;
    if( srcTemporary )
        {
        CleanupStack::PopAndDestroy(); // fbsheaplock
        fbsHeapLock = EFalse;
        
        realSource = new (ELeave) CFbsBitmap();
        CleanupStack::PushL( realSource );
        User::LeaveIfError( realSource->Create( sourceBitmapSize, aSourceBitmap->DisplayMode() ) );
        CFbsBitmapDevice* dev = CFbsBitmapDevice::NewL( realSource );
        CleanupStack::PushL( dev );
        CFbsBitGc* gc = NULL;
        User::LeaveIfError( dev->CreateContext( gc ) );
        CleanupStack::PushL( gc );
        gc->BitBlt( TPoint(0,0), aSourceBitmap );
        CleanupStack::PopAndDestroy(2); // dev, gc
        }

	// Heap lock for FBServ large chunk is only needed with large bitmaps.
    if (!fbsHeapLock)
    	{
	    if ( realSource->IsLargeBitmap() || destinationBitmap->IsLargeBitmap() )
	        {
	        destinationBitmap->LockHeapLC( ETrue ); // fbsheaplock
	        }
	    else
	        {
	        CleanupStack::PushL( (TAny*)NULL );
	        }
    	}

    TUint32* srcAddress = realSource->DataAddress();
    TUint32* trgAddress = destinationBitmap->DataAddress();

    if ( displayMode == EColor4K || displayMode == EColor64K )
        {
        TInt srcScanLen16 = CFbsBitmap::ScanLineLength(sourceBitmapSize.iWidth, displayMode) / 2;
        TInt trgScanLen16 = CFbsBitmap::ScanLineLength(destinationBitmapSize.iWidth, displayMode) / 2;
        TInt srcScanLen32 = CFbsBitmap::ScanLineLength(sourceBitmapSize.iWidth, displayMode) / 4;
        TInt trgScanLen32 = CFbsBitmap::ScanLineLength(destinationBitmapSize.iWidth, displayMode) / 4;

	    switch (aMirrorDirection)
	        {
	        case EAknVerticalMirroring:
	            {
		        TUint32* trgAddress32 = trgAddress;
	            TUint32* srcAddress32 = srcAddress;            	
           		TInt trgPos = 0;
            	for ( TInt yPos=destinationBitmapSize.iHeight-1; yPos >= 0; yPos-- )
            		{
		            srcAddress32 = srcAddress + srcScanLen32*yPos;
            		trgAddress32 = trgAddress + trgScanLen32*trgPos;            			
            		memcpy(trgAddress32, srcAddress32, srcScanLen32*4);
            		trgPos++;
            		}
	            break;
	            }
	        case EAknHorizontalMirroring:
	            {
		        TUint16* trgAddress16 = reinterpret_cast<TUint16*>(trgAddress);
	            TUint16* srcAddress16 = reinterpret_cast<TUint16*>(srcAddress);            	
           		TInt xTrgPos = 0;
            	for ( TInt yPos=destinationBitmapSize.iHeight-1; yPos >= 0; yPos-- )
            		{
	           		xTrgPos = 0;            		            		
	            	for ( TInt xPos=destinationBitmapSize.iWidth-1; xPos >= 0; xPos-- )
	            		{
						trgAddress16[xTrgPos] = srcAddress16[xPos];
						xTrgPos++;
	            		}
            		srcAddress16 += srcScanLen16;
	            	trgAddress16 += trgScanLen16;	            		
            		}
	            
	            break;
	            }
	        default:
	            {
	            break;
	            }
	        }
        }
	else if( (displayMode==EGray256) || (displayMode==EColor256) )
        {
        TInt srcScanLen8 = CFbsBitmap::ScanLineLength(sourceBitmapSize.iWidth, displayMode);
        TInt trgScanLen8 = CFbsBitmap::ScanLineLength(destinationBitmapSize.iWidth, displayMode);
        TInt srcScanLen32 = CFbsBitmap::ScanLineLength(sourceBitmapSize.iWidth, displayMode) / 4;
        TInt trgScanLen32 = CFbsBitmap::ScanLineLength(destinationBitmapSize.iWidth, displayMode) / 4;
                
	    switch (aMirrorDirection)
	        {
	        case EAknVerticalMirroring:
	            {
		        TUint32* trgAddress32 = trgAddress;
	            TUint32* srcAddress32 = srcAddress;            	
           		TInt trgPos = 0;
            	for ( TInt yPos=destinationBitmapSize.iHeight-1; yPos >= 0; yPos-- )
            		{
		            srcAddress32 = srcAddress + srcScanLen32*yPos;
            		trgAddress32 = trgAddress + trgScanLen32*trgPos;            			
            		memcpy(trgAddress32, srcAddress32, srcScanLen32*4);
            		trgPos++;
            		}
	            break;
	            }
	        case EAknHorizontalMirroring:
	            {
		        TUint8* trgAddress8 = reinterpret_cast<TUint8*>(trgAddress);
	            TUint8* srcAddress8 = reinterpret_cast<TUint8*>(srcAddress);            	
           		TInt xTrgPos = 0;
            	for ( TInt yPos=destinationBitmapSize.iHeight-1; yPos >= 0; yPos-- )
            		{
	           		xTrgPos = 0;            		            		
	            	for ( TInt xPos=destinationBitmapSize.iWidth-1; xPos >= 0; xPos-- )
	            		{
						trgAddress8[xTrgPos] = srcAddress8[xPos];
						xTrgPos++;
	            		}
            		srcAddress8 += srcScanLen8;
	            	trgAddress8 += trgScanLen8;	            			            
            		}
	            break;
	            }
	        default:
	            {
	            break;
	            }        	            
	        }
        }

	CleanupStack::PopAndDestroy(); // fbsheaplock

    if( srcTemporary )
        {
        CleanupStack::PopAndDestroy(); // realSource
        }

    CleanupStack::Pop(); // destinationBitmap
    return destinationBitmap;   
    }
// ---------------------------------------------------------------------------
// CThumbnailScaleTask::StartL()
// ---------------------------------------------------------------------------
//
void CThumbnailScaleTask::StartL()
    {
    TN_DEBUG2( "CThumbnailScaleTask(0x%08x)::StartL()", this );
    OstTrace1( TRACE_NORMAL, CTHUMBNAILSCALETASK_STARTL, "CThumbnailScaleTask::StartL;this=%o", this );

    CThumbnailTask::StartL();

    if ( !iCrop )
        {
        TN_DEBUG2( "CThumbnailScaleTask(0x%08x)::StartL() - cropping OFF", this );
        OstTrace1( TRACE_NORMAL, DUP1_CTHUMBNAILSCALETASK_STARTL, "CThumbnailScaleTask::StartL - cropping OFF;this=%o", this );
    
        // target size at max, keep aspect ratio
        CalculateTargetSize();
        }
    else
        {
        TN_DEBUG2( "CThumbnailScaleTask(0x%08x)::StartL() - cropping ON", this );
        OstTrace1( TRACE_NORMAL, DUP2_CTHUMBNAILSCALETASK_STARTL, "CThumbnailScaleTask::StartL - cropping ON;this=%o", this );
    
        // exact target size, crop excess
        CalculateCropRectangle();
        }
    
    TN_DEBUG2( "CThumbnailScaleTask(0x%08x)::StartL() - sizes calculated", this );
    OstTrace1( TRACE_NORMAL, DUP3_CTHUMBNAILSCALETASK_STARTL, "CThumbnailScaleTask::StartL - sizes calculated;this=%o", this );
    
#ifdef _DEBUG
    aStart.UniversalTime();
#endif
    
    delete iScaledBitmap;
    iScaledBitmap = NULL;
    iScaledBitmap = new( ELeave )CFbsBitmap();
    
    TSize bitmapSize = iBitmap->SizeInPixels();
    
    if(bitmapSize.iHeight == iTargetSize.iHeight && bitmapSize.iWidth == iTargetSize.iWidth)
        {
        TN_DEBUG2( "CThumbnailScaleTask(0x%08x)::StartL() - no need for scaling", this);
        OstTrace1( TRACE_NORMAL, DUP4_CTHUMBNAILSCALETASK_STARTL, "CThumbnailScaleTask::StartL - no need for scaling;this=%o", this );
    
        // copy bitmap 1:1
        User::LeaveIfError( iScaledBitmap->Create( bitmapSize, iBitmap->DisplayMode() ));
        CFbsBitmapDevice* device = CFbsBitmapDevice::NewL(iScaledBitmap);
        CleanupStack::PushL(device);
        CFbsBitGc* gc = NULL;
        User::LeaveIfError(device->CreateContext(gc));
        CleanupStack::PushL(gc);
        gc->BitBlt(TPoint(0, 0), iBitmap);
        CleanupStack::PopAndDestroy(2, device); // gc
        
        TRAPD( err, StoreAndCompleteL());
        Complete( err );
        ResetMessageData();
        }
    else
        {
        TN_DEBUG2( "CThumbnailScaleTask(0x%08x)::StartL() - scaling", this);
        OstTrace1( TRACE_NORMAL, DUP5_CTHUMBNAILSCALETASK_STARTL, "CThumbnailScaleTask::StartL - scaling;this=%o", this );
        
        User::LeaveIfError( iScaledBitmap->Create( iTargetSize, iBitmap->DisplayMode() ));
        iServer.ScaleBitmapL( iStatus, * iBitmap, * iScaledBitmap, iCropRectangle );
        SetActive();
        }  
    
    TN_DEBUG2( "CThumbnailScaleTask(0x%08x)::StartL() end", this );
    OstTrace1( TRACE_NORMAL, DUP6_CTHUMBNAILSCALETASK_STARTL, "CThumbnailScaleTask::StartL - end;this=%o", this );
    }
예제 #19
0
void CAknNoteAttributes::SetAnimationBackGroundFrameL()
{
    // R_QGN_GRAF_WAIT_BAR_ANIM case is OK without background frame.
    if (iAnimation && iAnimationID != R_QGN_GRAF_WAIT_BAR_ANIM)
    {
        // Not set background frame, if there is only one frame in animation.
        CBitmapAnimClientData *animClientData = iAnimation->BitmapAnimData();
        if (animClientData != NULL && animClientData->FrameArray().Count() <= 1)
        {
            return;
        }

        const TDisplayMode displayMode( CCoeEnv::Static()->ScreenDevice()->DisplayMode() );

        // Create skinned background frame

        CFbsBitmap* bitmap = new(ELeave) CFbsBitmap;
        CleanupStack::PushL(bitmap);

        User::LeaveIfError( bitmap->Create( iAnimation->Rect().Size(), displayMode ) );

        CFbsBitmapDevice* doubleBufferDev = CFbsBitmapDevice::NewL( bitmap );
        CleanupStack::PushL(doubleBufferDev);

        CFbsBitGc* doubleBufferGc = 0;
        User::LeaveIfError( doubleBufferDev->CreateContext( doubleBufferGc ) );
        CleanupStack::PushL(doubleBufferGc);

        MAknsSkinInstance* skin = AknsUtils::SkinInstance();
        MAknsControlContext* cc = iBgContext;

        AknsDrawUtils::DrawBackground( skin, cc, iNoteControl, *doubleBufferGc,
                                       TPoint(0,0), iAnimation->Rect(), KAknsDrawParamDefault );
#if 0
        // waitbar background border
        if ( iAnimationID == R_QGN_GRAF_WAIT_BAR_ANIM )
        {
            CFbsBitmap* frameL = NULL;
            CFbsBitmap* frameCenter = NULL;
            CFbsBitmap* frameR = NULL;
            CFbsBitmap* lMask = NULL;
            CFbsBitmap* centerMask = NULL;
            CFbsBitmap* rMask = NULL;

            AknIconUtils::CreateIconLC( frameL, lMask, KAvkonBitmapFile, EMbmAvkonQgn_graf_bar_frame_side_l, EMbmAvkonQgn_graf_bar_frame_side_l_mask  );
            AknIconUtils::CreateIconLC( frameCenter, centerMask, KAvkonBitmapFile, EMbmAvkonQgn_graf_bar_frame_center, EMbmAvkonQgn_graf_bar_frame_center_mask);
            AknIconUtils::CreateIconLC( frameR, rMask, KAvkonBitmapFile, EMbmAvkonQgn_graf_bar_frame_side_r, EMbmAvkonQgn_graf_bar_frame_side_r_mask  );

            TAknLayoutRect frameGraphicLayout;

            frameGraphicLayout.LayoutRect( iAnimation->Rect(), AknLayoutScalable_Avkon::wait_border_pane_g1() );
            User::LeaveIfError( AknIconUtils::SetSize( frameL, frameGraphicLayout.Rect().Size(), EAspectRatioNotPreserved ) );

            frameGraphicLayout.LayoutRect( iAnimation->Rect(), AknLayoutScalable_Avkon::wait_border_pane_g2() );
            User::LeaveIfError( AknIconUtils::SetSize( frameCenter, frameGraphicLayout.Rect().Size(), EAspectRatioNotPreserved ) );

            frameGraphicLayout.LayoutRect( iAnimation->Rect(), AknLayoutScalable_Avkon::wait_border_pane_g3() );
            User::LeaveIfError( AknIconUtils::SetSize( frameR, frameGraphicLayout.Rect().Size(), EAspectRatioNotPreserved ) );

            TPoint centerPoint( frameL->SizeInPixels().iWidth, 0 );
            TPoint rightPoint( centerPoint.iX + frameCenter->SizeInPixels().iWidth, 0 );

            doubleBufferGc->BitBltMasked( TPoint( 0, 0), frameL,
                                          TRect( TPoint( 0, 0 ), frameL->SizeInPixels() ),
                                          lMask, EFalse );

            doubleBufferGc->BitBltMasked( centerPoint, frameCenter,
                                          TRect( frameCenter->SizeInPixels() ),
                                          centerMask, EFalse );

            doubleBufferGc->BitBltMasked( rightPoint, frameR,
                                          TRect( frameR->SizeInPixels() ),
                                          rMask, EFalse );

            CleanupStack::PopAndDestroy( 6 );
            if ( iAnimation->BitmapAnimData()->PlayMode() == CBitmapAnimClientData::EPlay )
                iAnimation->BitmapAnimData()->SetPlayMode(CBitmapAnimClientData::ECycle);
        }
#endif

        CleanupStack::PopAndDestroy(2); // doubleBufferGc, doubleBufferDev

        // finally set background frame
        CBitmapFrameData* data = CBitmapFrameData::NewL();
        data->SetBitmapsOwnedExternally( EFalse );
        data->SetBitmap( bitmap );

        // Set frame to animation
        iAnimation->BitmapAnimData()->SetBackgroundFrame( data ); // gets ownership

        CleanupStack::Pop(bitmap); // bitmap
    }
}
예제 #20
0
/*
 * Landmark objects will make use of an SVG file for rendering (demo purposes)
 */
void CLMXObject::ConstructL()
{
    _LIT(KIconFile, "\\resource\\apps\\Landmarks_0x2002E1AF.mif");

    CGulIcon* icon = CreateIconL(KIconFile, EMbmLandmarks_0x2002e1afIcon, EMbmLandmarks_0x2002e1afIcon_mask);
    CleanupStack::PushL(icon);

    CFbsBitmap* bitmap = icon->Bitmap();    // Ownership NOT transferred
    CFbsBitmap* mask   = icon->Mask();      // Ownership NOT transferred

    // Always expect 16M bitmap to make conversion to GL_RGBA easier 
    if (bitmap->DisplayMode() != EColor16M)
    {
        bitmap = new(ELeave) CFbsBitmap;
        CleanupStack::PushL(bitmap);

        User::LeaveIfError(bitmap->Create(icon->Bitmap()->SizeInPixels(), EColor16M));

        CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(bitmap);
        CleanupStack::PushL(bitmapDevice);

        CFbsBitGc* bitmapContext = 0;
        User::LeaveIfError(bitmapDevice->CreateContext(bitmapContext));
        CleanupStack::PushL(bitmapContext);

        bitmapContext->BitBlt(TPoint(0, 0), icon->Bitmap());

        CleanupStack::PopAndDestroy(2, bitmapDevice);

        icon->SetBitmap(bitmap);    // Ownership transferred

        CleanupStack::Pop(bitmap);
    }

    // Always expect 256 mask to make conversion to GL_RGBA easier 
    if (mask->DisplayMode() != EGray256)
    {
        mask = new(ELeave) CFbsBitmap;
        CleanupStack::PushL(mask);

        User::LeaveIfError(mask->Create(icon->Mask()->SizeInPixels(), EGray256));

        CFbsBitmapDevice* bitmapDevice = CFbsBitmapDevice::NewL(mask);
        CleanupStack::PushL(bitmapDevice);

        CFbsBitGc* bitmapContext = 0;
        User::LeaveIfError(bitmapDevice->CreateContext(bitmapContext));
        CleanupStack::PushL(bitmapContext);

        bitmapContext->BitBlt(TPoint(0, 0), icon->Mask());

        CleanupStack::PopAndDestroy(2, bitmapDevice);

        icon->SetMask(mask);    // Ownership transferred

        CleanupStack::Pop(mask);
    }

    // Now bitmap and mask point to either original or converted bitmaps, 
    // and ownership belongs to icon

    const TSize bitmapSize = bitmap->SizeInPixels();

    // sizeof(TUint32) == sizeof(RGBA)
    const TInt dataSize = bitmapSize.iWidth * bitmapSize.iHeight * sizeof(TUint32);
    TUint8* data = new(ELeave) TUint8[dataSize];

    // Perform copy and conversion from BGR(A) to RGB(A)
    bitmap->LockHeap();
    mask->LockHeap();

    // TODO: Alpha component removed, as it seems to be corrupted from
    // subsequent reads from SVG file

    TUint8* rgb = reinterpret_cast<TUint8*>(bitmap->DataAddress());
//    TUint8* alpha = reinterpret_cast<TUint8*>(mask->DataAddress());

    for(TInt i = 0, j = 0; i < dataSize; i += 4, j += 3)
    {
        data[i + 0] = rgb[j + 2];
        data[i + 1] = rgb[j + 1];
        data[i + 2] = rgb[j + 0];
        data[i + 3] = 0xc0; //alpha[i / 4];
    }

    // Generate OpenGL texture
    ::glGenTextures(1, &iTextureId); 
    ::glBindTexture(GL_TEXTURE_2D, iTextureId);

    ::glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
    ::glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
    ::glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
    ::glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);

    ::glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, bitmapSize.iWidth, bitmapSize.iHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);

    mask->UnlockHeap();
    bitmap->UnlockHeap();

    delete data;

    CleanupStack::PopAndDestroy(icon);
}