sl@0: // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include "textendedbitmapgc.h"
sl@0: #include <s32mem.h>
sl@0: 
sl@0: const TInt KNumBitmapDrawingTests = 10;
sl@0: const TInt KNumBrushPatternTests = 8;
sl@0: const TUid KUidExampleExtendedBitmap = {0x10285A78};
sl@0: 
sl@0: /** Constructor.
sl@0: @param aCallBack Pointer to a valid implementation of MTestHarnessCallBack, to allow logging and 
sl@0: test status requests to be passed back to the creator of a CTExtendedBitmapGc object.
sl@0: @param aGc A graphics context to use for all drawing operations.
sl@0: @param aDrawMode The mode to draw extended bitmaps in, either EDrawFlag or EDrawWhite.
sl@0: @param aDisplayMode The display mode to use when creating extended bitmaps, this
sl@0: must be one of EGray256, EColor64K, EColor16MU or EColor16MAP.
sl@0: @return a pointer to a newly constructed CTExtendedBitmapGc object. 
sl@0: @leave KErrNotSupported if an unsupported display mode is passed in aDisplayMode.
sl@0:  */
sl@0: EXPORT_C CTExtendedBitmapGc* CTExtendedBitmapGc::NewL(MTestHarnessCallBack* aCallBack, 
sl@0: 												CBitmapContext& aGc, 
sl@0: 												TDrawMode aDrawMode,
sl@0: 												TDisplayMode aDisplayMode)
sl@0: 	{	
sl@0: 	CTExtendedBitmapGc* ebgc = new(ELeave) CTExtendedBitmapGc(aCallBack, aGc, aDrawMode);
sl@0: 	CleanupStack::PushL(ebgc);
sl@0: 	ebgc->ConstructL(aDisplayMode);
sl@0: 	CleanupStack::Pop(ebgc);
sl@0: 	return ebgc;
sl@0: 	}
sl@0: 
sl@0: CTExtendedBitmapGc::CTExtendedBitmapGc(MTestHarnessCallBack* aCallBack, 
sl@0: 										CBitmapContext& aGc, 
sl@0: 										TDrawMode aDrawMode) :
sl@0: iCallBack(aCallBack), iDrawMode(aDrawMode), iGc(aGc), iIsFbs(aGc.IsFbsBitGc())
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTExtendedBitmapGc::ConstructL(TDisplayMode aDisplayMode)
sl@0: 
sl@0: 	{	
sl@0: 	// Check that the display mode chosen is supported by the example rasterizer
sl@0: 	if ((aDisplayMode != EGray256) && (aDisplayMode != EColor64K) && (aDisplayMode != EColor16MU) && (aDisplayMode != EColor16MAP))
sl@0: 		{
sl@0: 		INFO_PRINTF2(_L("Failed to construct CTExtendedBitmapGc with unsupported display mode %d"), aDisplayMode);
sl@0: 		User::Leave(KErrNotSupported);
sl@0: 		}
sl@0: 	iDisplayMode = aDisplayMode; 
sl@0: 	
sl@0: 	// Get a font for use with the DrawText() and DrawTextVertical() tests
sl@0: 	_LIT(KFontName, "DejaVu Sans Condensed");
sl@0: 	TFontSpec fontSpec(KFontName, 75);
sl@0: 	fontSpec.iFontStyle.SetBitmapType(EAntiAliasedGlyphBitmap);
sl@0: 	iCallBack->TestTrue(KErrNone == static_cast<CBitmapDevice*>(iGc.Device())->GetNearestFontToDesignHeightInPixels(iFont, fontSpec));
sl@0: 	iGc.UseFont(iFont);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CTExtendedBitmapGc::~CTExtendedBitmapGc()
sl@0: 	{
sl@0: 	if(iFont)
sl@0: 		{
sl@0: 		iGc.DiscardFont();
sl@0: 		static_cast<CBitmapDevice*>(iGc.Device())->ReleaseFont(iFont);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: /** Test case calling function used to test drawing of Extended Bitmaps on graphics contexts.
sl@0: Utilised by GRAPHICS-BITGDI-0103 to test with CFbsBitGc, and by GRAPHICS-WSERV-0493 with CWindowGc.
sl@0: @param aCaseNumber Case number to run
sl@0:  */
sl@0: EXPORT_C void CTExtendedBitmapGc::RunTestCaseL(TInt aCurTestCase)
sl@0: 	{
sl@0: 	--aCurTestCase;
sl@0: 	switch(aCurTestCase / KNumBitmapDrawingTests)
sl@0: 		{
sl@0: 	case 0:
sl@0: 		TestBitmapDrawingL(EFalse, EVerticalStripe, aCurTestCase % KNumBitmapDrawingTests);	
sl@0: 		break;
sl@0: 	case 1:
sl@0: 		TestBitmapDrawingL(EFalse, EHorizontalStripe, aCurTestCase % KNumBitmapDrawingTests);	
sl@0: 		break;
sl@0: 	case 2:
sl@0: 		TestBitmapDrawingL(ETrue, EVerticalStripe, aCurTestCase % KNumBitmapDrawingTests);	
sl@0: 		break;
sl@0: 	case 3:
sl@0: 		TestBitmapDrawingL(ETrue, EHorizontalStripe, aCurTestCase % KNumBitmapDrawingTests);	
sl@0: 		break;
sl@0: 	default:
sl@0: 		{
sl@0: 		TInt brushCase = aCurTestCase - (4 * KNumBitmapDrawingTests);
sl@0: 		if(brushCase < KNumBrushPatternTests)
sl@0: 			{
sl@0: 			TestBrushPatternL(brushCase);
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			// Finished tests
sl@0: 			iCallBack->TestComplete();
sl@0: 			}
sl@0: 		}
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: /** Test case function used to test drawing of Extended Bitmaps on graphics contexts.
sl@0: Utilised by GRAPHICS-BITGDI-0103 to test with CFbsBitGc, and by GRAPHICS-WSERV-0493 with CWindowGc.
sl@0: @param aTestRegionOfInterest ETrue if to set a region of interest before drawing, EFalse not to
sl@0: @param aStripeStyle Direction to draw the flag stripes, when rasterizer is present
sl@0: @param aCaseNumber Case number to run - between 0 and (KNumBitmapDrawingTests - 1)
sl@0:  */
sl@0: void CTExtendedBitmapGc::TestBitmapDrawingL(TBool aTestRegionOfInterest, TStripeStyle aStripeStyle, TInt aCaseNumber)
sl@0: 	{
sl@0: 	_LIT(KVertical, "vertical");
sl@0: 	_LIT(KHorizontal, "horizontal");	
sl@0: 	_LIT(KRegionNotSet, "not set");
sl@0: 	_LIT(KRegionSet, "set");
sl@0: 	const TPtrC KStripeStyle[2] = {KVertical(), KHorizontal()};
sl@0: 	const TPtrC KRegionStyle[2] = {KRegionNotSet(), KRegionSet()};
sl@0: 	const TInt KNumColors = 3;
sl@0: 	const TRgb KColors[KNumColors] = {TRgb(0,255,255), TRgb(255,0,255), TRgb(255,255,0)};
sl@0: 
sl@0: 	const TRgb KMaskColors[KNumColors] = {KRgbBlack, KRgbWhite, KRgbBlack};
sl@0: 	const TRgb KAlphaColors[KNumColors] = {KRgbDarkGray, KRgbGray, KRgbDarkGray};
sl@0: 	const TStripeStyle KMaskBitmapStripeStyle = EVerticalStripe;
sl@0: 	const TStripeStyle KAlphaBitmapStripeStyle = EHorizontalStripe;
sl@0: 
sl@0: 	TInt dataSize = sizeof(KColors)+sizeof(TUint8); // estimate the data size
sl@0: 	TUint8* data = new(ELeave) TUint8[dataSize];
sl@0: 	CleanupStack::PushL(data);
sl@0: 	
sl@0: 	const TSize scrSize = iGc.Device()->SizeInPixels();	
sl@0: 
sl@0: 	// Decide what size the bitmaps should be
sl@0: 	TRect extendedRect;
sl@0: 	extendedRect.SetRect(10,10,(scrSize.iWidth>>1)-10,scrSize.iHeight-10);
sl@0: 	TRect standardRect(extendedRect);
sl@0: 	standardRect.Move(scrSize.iWidth>>1,0);
sl@0: 	const TSize sizeInPixels(extendedRect.Width(),extendedRect.Height());
sl@0: 
sl@0: 	// Rects used for scaling tests
sl@0: 	TRect scaledExtendedRect = extendedRect;
sl@0: 	scaledExtendedRect.SetWidth(sizeInPixels.iWidth*3/4);
sl@0: 	scaledExtendedRect.SetHeight(sizeInPixels.iHeight*3/5);
sl@0: 	TRect scaledStandardRect = standardRect;
sl@0: 	scaledStandardRect.SetWidth(sizeInPixels.iWidth*3/4);
sl@0: 	scaledStandardRect.SetHeight(sizeInPixels.iHeight*3/5);
sl@0: 
sl@0: 	// Positions for drawing extended and normal bitmaps
sl@0: 	TPoint bmpExPos(10,10);
sl@0: 	TPoint bmpNmlPos(10+(scrSize.iWidth>>1),10);
sl@0: 
sl@0: 	// Use black and white vertical stripes as the data for the mask
sl@0: 	WriteExtendedBitmapInfoL(data, dataSize, KMaskColors, KMaskBitmapStripeStyle);
sl@0: 
sl@0: 	// Create an extended bitmap to use as a mask
sl@0: 	CFbsBitmap* bmpMaskEx = new(ELeave) CFbsBitmap;
sl@0: 	CleanupStack::PushL(bmpMaskEx);
sl@0: 	TInt err = bmpMaskEx->CreateExtendedBitmap(sizeInPixels, iDisplayMode, KUidExampleExtendedBitmap, data, dataSize);
sl@0: 	iCallBack->TestTrue(err == KErrNone);
sl@0: 
sl@0: 	// Create a normal mask bitmap to use when testing the extended mask bitmap above
sl@0: 	CFbsBitmap* bmpMaskNml;
sl@0: 	CreateTestBitmapLC(bmpMaskNml, sizeInPixels, iDisplayMode, KRgbBlack, KRgbWhite, KRgbBlack, KMaskBitmapStripeStyle);
sl@0: 
sl@0: 	// Use dark grey and grey horizontal stripes as the data for the alpha bitmap
sl@0: 	WriteExtendedBitmapInfoL(data, dataSize, KAlphaColors, KAlphaBitmapStripeStyle);
sl@0: 
sl@0: 	// Create an EGray256 extended bitmap to use when alpha blending
sl@0: 	CFbsBitmap* bmpAlphaEx = new(ELeave) CFbsBitmap;
sl@0: 	CleanupStack::PushL(bmpAlphaEx);
sl@0: 	err = bmpAlphaEx->CreateExtendedBitmap(sizeInPixels, EGray256, KUidExampleExtendedBitmap, data, dataSize);
sl@0: 	iCallBack->TestTrue(err == KErrNone);
sl@0: 
sl@0: 	// Create a normal EGray256 alpha bitmap to use when testing the extended alpha bitmap above
sl@0: 	CFbsBitmap* bmpAlphaNml;
sl@0: 	CreateTestBitmapLC(bmpAlphaNml, sizeInPixels, EGray256, KRgbDarkGray, KRgbGray, KRgbDarkGray, KAlphaBitmapStripeStyle);
sl@0: 
sl@0: 	// Create a clipping region and a clipping rect, making sure the shape of the region
sl@0: 	// that is set is the same on both sides of the screen
sl@0: 	const TInt KStripeSize = ((scrSize.iWidth>=300)&&(scrSize.iHeight>=100))?50:30;
sl@0: 	TRegionFix<8> clippingRegion;
sl@0: 	clippingRegion.AddRect(TRect(TPoint(0,0), TSize(scrSize.iWidth,KStripeSize)));
sl@0: 	clippingRegion.AddRect(TRect(TPoint(0,scrSize.iHeight>>1), TSize(scrSize.iWidth,KStripeSize)));
sl@0: 	clippingRegion.AddRect(TRect(TPoint(KStripeSize,0), TSize(KStripeSize<<1,scrSize.iHeight)));
sl@0: 	clippingRegion.AddRect(TRect(TPoint((scrSize.iWidth>>1)+KStripeSize,0), TSize(KStripeSize<<1,scrSize.iHeight)));
sl@0: 	iCallBack->TestTrue(clippingRegion.CheckError() == EFalse);
sl@0: 	TRect clippingRect(TPoint(0,KStripeSize>>1), TSize(scrSize.iWidth,scrSize.iHeight-KStripeSize));
sl@0: 
sl@0: 	// Write the colours to be used in the extended bitmap to the extended bitmap data,
sl@0: 	// we run the tests one with horizontal stripes and once with vertical stripes
sl@0: 	WriteExtendedBitmapInfoL(data, dataSize, KColors, aStripeStyle);
sl@0: 
sl@0: 	// Create an extended bitmap
sl@0: 	CFbsBitmap* bmpEx = new(ELeave) CFbsBitmap;
sl@0: 	CleanupStack::PushL(bmpEx);
sl@0: 	err = bmpEx->CreateExtendedBitmap(sizeInPixels, iDisplayMode, KUidExampleExtendedBitmap, data, dataSize);
sl@0: 	iCallBack->TestTrue(err == KErrNone);
sl@0: 
sl@0: 	// Create a normal bitmap to use when testing the extended bitmap above
sl@0: 	CFbsBitmap* bmpNml;
sl@0: 	CreateTestBitmapLC(bmpNml, sizeInPixels, iDisplayMode, KColors[0], KColors[1], KColors[2], aStripeStyle);
sl@0: 
sl@0: 	// Clear to red
sl@0: 	iGc.SetBrushColor(KRgbRed);
sl@0: 	iGc.Clear();
sl@0: 
sl@0: 	if (aTestRegionOfInterest)
sl@0: 		{
sl@0: 		iGc.SetClippingRegion(clippingRegion);
sl@0: 		iGc.SetClippingRect(clippingRect);
sl@0: 		}
sl@0: 
sl@0: 	// Draw the extended bitmap(s) on the left side of the screen and the normal bitmap(s) on the
sl@0: 	// right side of the screen in each case
sl@0: 	switch (aCaseNumber)
sl@0: 		{
sl@0: 		case 0:
sl@0: 			{
sl@0: 			INFO_PRINTF3(_L("Stripe style %S. Region of interest %S"), &KStripeStyle[aStripeStyle], &KRegionStyle[aTestRegionOfInterest]);
sl@0: 			INFO_PRINTF1(_L("... BitBlt()"));
sl@0: 			iGc.BitBlt(bmpExPos, bmpEx);
sl@0: 			iGc.BitBlt(bmpNmlPos, bmpNml);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 1:
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... BitBltMasked()"));
sl@0: 			iGc.BitBltMasked(bmpExPos, bmpEx, sizeInPixels, bmpMaskEx, EFalse);
sl@0: 			iGc.BitBltMasked(bmpNmlPos, bmpNml, sizeInPixels, bmpMaskNml, EFalse);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 2:
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawBitmap()"));
sl@0: 			iGc.DrawBitmap(extendedRect, bmpEx);
sl@0: 			iGc.DrawBitmap(standardRect, bmpNml);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 3:
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawBitmap() with scaling"));
sl@0: 			iGc.DrawBitmap(scaledExtendedRect, bmpEx);
sl@0: 			iGc.DrawBitmap(scaledStandardRect, bmpNml);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 4:
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawBitmapMasked()"));
sl@0: 			iGc.DrawBitmapMasked(extendedRect, bmpEx, sizeInPixels, bmpMaskEx, EFalse);
sl@0: 			iGc.DrawBitmapMasked(standardRect, bmpNml, sizeInPixels, bmpMaskNml, EFalse);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 5:
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawBitmapMasked() with scaling"));
sl@0: 			iGc.DrawBitmapMasked(scaledExtendedRect, bmpEx, sizeInPixels, bmpMaskEx, EFalse);
sl@0: 			iGc.DrawBitmapMasked(scaledStandardRect, bmpNml, sizeInPixels, bmpMaskNml, EFalse);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 6:
sl@0: 			{
sl@0: 			if(iIsFbs)
sl@0: 				{
sl@0: 				CFbsBitGc& fbsGc = static_cast<CFbsBitGc&>(iGc);
sl@0: 				INFO_PRINTF1(_L("... AlphaBlendBitmaps() - 1"));
sl@0: 				iCallBack->TestTrue(fbsGc.AlphaBlendBitmaps(bmpExPos, bmpEx, bmpMaskEx, sizeInPixels, TPoint(0,0), bmpAlphaEx, TPoint(0,0)) == KErrNone);
sl@0: 				iCallBack->TestTrue(fbsGc.AlphaBlendBitmaps(bmpNmlPos, bmpNml, bmpMaskNml, sizeInPixels, TPoint(0,0), bmpAlphaNml, TPoint(0,0)) == KErrNone);
sl@0: 				}
sl@0: 			break;
sl@0: 			}
sl@0: 		case 7:
sl@0: 			{
sl@0: 			if(iIsFbs)
sl@0: 				{
sl@0: 				CFbsBitGc& fbsGc = static_cast<CFbsBitGc&>(iGc);
sl@0: 				INFO_PRINTF1(_L("... AlphaBlendBitmaps() - 1 with offset"));
sl@0: 				iCallBack->TestTrue(fbsGc.AlphaBlendBitmaps(bmpExPos, bmpEx, bmpMaskEx, TSize(sizeInPixels.iWidth-5, sizeInPixels.iHeight-10), TPoint(5,10), bmpAlphaEx, TPoint(3,2)) == KErrNone);
sl@0: 				iCallBack->TestTrue(fbsGc.AlphaBlendBitmaps(bmpNmlPos, bmpNml, bmpMaskNml, TSize(sizeInPixels.iWidth-5, sizeInPixels.iHeight-10), TPoint(5,10), bmpAlphaNml, TPoint(3,2)) == KErrNone);
sl@0: 				}
sl@0: 			break;
sl@0: 			}
sl@0: 		case 8:
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... AlphaBlendBitmaps() - 2"));
sl@0: 			iCallBack->TestTrue(iGc.AlphaBlendBitmaps(bmpExPos, bmpEx, sizeInPixels, bmpAlphaEx, TPoint(0,0)) == KErrNone);
sl@0: 			iCallBack->TestTrue(iGc.AlphaBlendBitmaps(bmpNmlPos, bmpNml, sizeInPixels, bmpAlphaNml, TPoint(0,0)) == KErrNone);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 9:
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... AlphaBlendBitmaps() - 2 with offset"));
sl@0: 			iCallBack->TestTrue(iGc.AlphaBlendBitmaps(bmpExPos, bmpEx, TSize(sizeInPixels.iWidth-16, sizeInPixels.iHeight-7), bmpAlphaEx, TPoint(16,7)) == KErrNone);
sl@0: 			iCallBack->TestTrue(iGc.AlphaBlendBitmaps(bmpNmlPos, bmpNml, TSize(sizeInPixels.iWidth-16, sizeInPixels.iHeight-7), bmpAlphaNml, TPoint(16,7)) == KErrNone);
sl@0: 			break;
sl@0: 			}
sl@0: 		default:
sl@0: 			{
sl@0: 			// Should not be reached
sl@0: 			iCallBack->TestTrue(EFalse);
sl@0: 			}
sl@0: 			break;
sl@0: 		}
sl@0: 
sl@0: 	if (aTestRegionOfInterest)
sl@0: 		{
sl@0: 		// Cancel clipping rectangle and region if necessary
sl@0: 		iGc.CancelClippingRegion();
sl@0: 		iGc.CancelClippingRect();
sl@0: 		}
sl@0: 		
sl@0: 	CleanupStack::PopAndDestroy(7, data);
sl@0: 	}
sl@0: 
sl@0: /** Test case function used to test the use of Extended Bitmaps as brush patterns within graphics contexts.
sl@0: Utilised by GRAPHICS-BITGDI-0103 to test with CFbsBitGc, and by GRAPHICS-WSERV-0493 with CWindowGc.
sl@0: @param aCaseNumber Case number to run - between 0 and (KNumBrushPatternTests - 1)
sl@0:  */
sl@0: void CTExtendedBitmapGc::TestBrushPatternL(TInt aCaseNumber)
sl@0: 	{	
sl@0: 	const TInt KNumColors = 3;
sl@0: 	const TRgb KColors[KNumColors] = {TRgb(0,255,255), TRgb(255,0,255), TRgb(255,255,0)};
sl@0: 	const TSize KBrushSize(63,63);		
sl@0: 	TInt dataSize = sizeof(KColors)+sizeof(TUint8); // estimate the data size
sl@0: 	TUint8* data = new(ELeave) TUint8[dataSize];
sl@0: 	CleanupStack::PushL(data);	
sl@0: 	
sl@0: 	// Write the colours to be used in the extended bitmap to the data	
sl@0: 	WriteExtendedBitmapInfoL(data, dataSize, KColors, EHorizontalStripe);	
sl@0: 	
sl@0: 	// Create the extended bitmap to be used a a brush
sl@0: 	CFbsBitmap* extendedBmp = new(ELeave) CFbsBitmap;
sl@0: 	CleanupStack::PushL(extendedBmp);
sl@0: 	TInt err = extendedBmp->CreateExtendedBitmap(KBrushSize, iDisplayMode, KUidExampleExtendedBitmap, data, dataSize);
sl@0: 	iCallBack->TestTrue(err == KErrNone);
sl@0: 	
sl@0: 	// Create the standard bitmap to also be used as a brush
sl@0: 	CFbsBitmap* standardBmp = new(ELeave) CFbsBitmap;
sl@0: 	CleanupStack::PushL(standardBmp);
sl@0: 	err = standardBmp->Create(KBrushSize, iDisplayMode);
sl@0: 	iCallBack->TestTrue(err == KErrNone);
sl@0: 	
sl@0: 	// Create a bitmap device and a context so that the flag pattern can be drawn on
sl@0: 	// the standard bitmap
sl@0: 	CFbsBitmapDevice* bitDev = CFbsBitmapDevice::NewL(standardBmp);
sl@0: 	CleanupStack::PushL(bitDev);
sl@0: 	CFbsBitGc* bitGc;
sl@0: 	err = bitDev->CreateContext(bitGc);
sl@0: 	iCallBack->TestTrue(err == KErrNone);
sl@0: 	CleanupStack::PushL(bitGc);
sl@0: 	
sl@0: 	// Draw the flag pattern to the standard bitmap if the draw mode is EDrawFlag, 
sl@0: 	// leave as white otehrwise
sl@0: 	if (iDrawMode == EDrawFlag)
sl@0: 		{
sl@0: 		bitGc->SetPenStyle(CGraphicsContext::ENullPen);
sl@0: 		bitGc->SetBrushStyle(CGraphicsContext::ESolidBrush);
sl@0: 		for (TInt i = 0; i < KNumColors; i++)
sl@0: 			{
sl@0: 			bitGc->SetBrushColor(KColors[i]);
sl@0: 			bitGc->DrawRect(TRect(0,(KBrushSize.iHeight/3)*i,KBrushSize.iWidth,(KBrushSize.iHeight/3)*(i+1)));	
sl@0: 			}
sl@0: 		}	
sl@0: 	CleanupStack::PopAndDestroy(2, bitDev);
sl@0: 	
sl@0: 	// Create a screen device and a context to draw to
sl@0: 	TSize scrSize = iGc.Device()->SizeInPixels();
sl@0: 		
sl@0: 	TRect extendedShapeSize;
sl@0: 	extendedShapeSize.SetRect(10,10,(scrSize.iWidth>>1)-10,scrSize.iHeight-10);
sl@0: 	TRect standardShapeSize(extendedShapeSize);
sl@0: 	standardShapeSize.Move(scrSize.iWidth>>1,0);
sl@0: 
sl@0: 	TInt baseline = extendedShapeSize.Height() / 2 + iFont->AscentInPixels() / 2;
sl@0: 	
sl@0: 	iGc.SetBrushColor(KRgbBlue);
sl@0: 	iGc.Clear();
sl@0: 	iGc.SetBrushColor(KRgbWhite);		
sl@0: 	iGc.UseBrushPattern(extendedBmp);
sl@0: 	iGc.SetBrushStyle(CGraphicsContext::EPatternedBrush);		
sl@0: 	
sl@0: 	switch (aCaseNumber)
sl@0: 		{
sl@0: 		case 0: //DrawPie()
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("Testing brush patterns with an extended bitmap"));
sl@0: 			INFO_PRINTF1(_L("... DrawPie()"));
sl@0: 			iGc.DrawPie(extendedShapeSize, TPoint(extendedShapeSize.iTl.iX,0), TPoint(extendedShapeSize.iBr.iX,0));				
sl@0: 			iGc.UseBrushPattern(standardBmp);					
sl@0: 			iGc.DrawPie(standardShapeSize, TPoint(standardShapeSize.iTl.iX,0), TPoint(standardShapeSize.iBr.iX,0));				
sl@0: 			break;
sl@0: 			}
sl@0: 		case 1: // DrawRoundRect()
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawRoundRect()"));
sl@0: 			iGc.DrawRoundRect(extendedShapeSize, TSize(10,10));				
sl@0: 			iGc.UseBrushPattern(standardBmp);				
sl@0: 			iGc.DrawRoundRect(standardShapeSize, TSize(10,10));
sl@0: 			break;
sl@0: 			}
sl@0: 		case 2: // DrawPolygon() 
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawPolygon() 1"));
sl@0: 			const TInt KNumPoints = 3;
sl@0: 			CArrayFix<TPoint>* points = new(ELeave) CArrayFixFlat<TPoint>(KNumPoints);
sl@0: 			CleanupStack::PushL(points);
sl@0: 			points->AppendL(TPoint(extendedShapeSize.iTl.iX,extendedShapeSize.iTl.iY)); 
sl@0: 			points->AppendL(TPoint(extendedShapeSize.iBr.iX,extendedShapeSize.iBr.iY));
sl@0: 			points->AppendL(TPoint(extendedShapeSize.iTl.iX,extendedShapeSize.iBr.iY));
sl@0: 			iGc.DrawPolygon(points, CGraphicsContext::EWinding);
sl@0: 			iGc.UseBrushPattern(standardBmp);				
sl@0: 			iGc.SetOrigin(TPoint(standardShapeSize.iTl.iX-10,0));
sl@0: 			iGc.DrawPolygon(points, CGraphicsContext::EWinding);
sl@0: 			iGc.SetOrigin(TPoint(0,0));
sl@0: 			CleanupStack::PopAndDestroy(points);				
sl@0: 			break;
sl@0: 			}
sl@0: 		case 3: // DrawPolygon()
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawPolygon() 2"));
sl@0: 			const TInt KNumPoints = 3;
sl@0: 			TPoint* points = static_cast<TPoint*>(User::AllocL(sizeof(TPoint)*KNumPoints));
sl@0: 			CleanupStack::PushL(points);
sl@0: 			points[0] = TPoint(extendedShapeSize.iBr.iX,extendedShapeSize.iTl.iY); 
sl@0: 			points[1] = TPoint(extendedShapeSize.iBr.iX,extendedShapeSize.iBr.iY);
sl@0: 			points[2] = TPoint(extendedShapeSize.iTl.iX,extendedShapeSize.iBr.iY/2);
sl@0: 			iGc.DrawPolygon(points, KNumPoints, CGraphicsContext::EWinding);
sl@0: 			iGc.UseBrushPattern(standardBmp);				
sl@0: 			iGc.SetOrigin(TPoint(standardShapeSize.iTl.iX-10,0));
sl@0: 			iGc.DrawPolygon(points, KNumPoints, CGraphicsContext::EWinding);
sl@0: 			iGc.SetOrigin(TPoint(0,0));		
sl@0: 			CleanupStack::PopAndDestroy(points);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 4: // DrawEllipse()
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawEllipse()"));
sl@0: 			iGc.DrawEllipse(extendedShapeSize);
sl@0: 			iGc.UseBrushPattern(standardBmp);				
sl@0: 			iGc.DrawEllipse(standardShapeSize);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 5: // DrawRect()
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawRect()"));
sl@0: 			iGc.DrawRect(extendedShapeSize);				
sl@0: 			iGc.UseBrushPattern(standardBmp);				
sl@0: 			iGc.DrawRect(standardShapeSize);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 6: // DrawText()
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("... DrawText()"));			
sl@0: 			iGc.DrawText(_L("HELLO"), extendedShapeSize, baseline);
sl@0: 			iGc.UseBrushPattern(standardBmp);
sl@0: 			iGc.DrawText(_L("HELLO"), standardShapeSize, baseline);
sl@0: 			break;
sl@0: 			}
sl@0: 		case 7: // DrawTextVertical()
sl@0: 			{				
sl@0: 			INFO_PRINTF1(_L("... DrawTextVertical()"));																		
sl@0: 			iGc.DrawTextVertical(_L("HELLO"), extendedShapeSize, baseline, EFalse);
sl@0: 			iGc.UseBrushPattern(standardBmp);
sl@0: 			iGc.DrawTextVertical(_L("HELLO"), standardShapeSize, baseline, EFalse);
sl@0: 			break;
sl@0: 			}
sl@0: 		default:
sl@0: 			{
sl@0: 			// Should not be reached
sl@0: 			iCallBack->TestTrue(EFalse);
sl@0: 			}
sl@0: 		}			
sl@0: 	CleanupStack::PopAndDestroy(3, data);
sl@0: 	}
sl@0: 
sl@0: /** Helper method for creating  and filling striped bitmaps equivalent to the extended bitmaps used in the test 
sl@0: CTExtendedBitmap::TestBitmapDrawingL().
sl@0: @param aBmpRet The newly created bitmap.
sl@0: @param aSize The size of the bitmap to create.
sl@0: @param aDisplayMode The display mode of the bitmap to create.
sl@0: @param aColor1 The colour of the first stripe.
sl@0: @param aColor2 The colour of the second stripe.
sl@0: @param aColor3 The colour of the third stripe.
sl@0: @param aStripeStyle Horizontal or vertical stripes, 0 for vertical stripe, 1 for horizontal stripes.
sl@0: @return KErrNone if the bitmap was created successfully and returned in aBmpRet, one of the system
sl@0: wide error codes otherwise. 
sl@0: @post Leaves aBmpRet on the clean up stack if it is created successfully 
sl@0:  */
sl@0: void CTExtendedBitmapGc::CreateTestBitmapLC(CFbsBitmap*& aBmpRet,
sl@0: 										const TSize& aSize,
sl@0: 										TDisplayMode aDisplayMode, 
sl@0: 										const TRgb& aColor1, 
sl@0: 										const TRgb& aColor2, 
sl@0: 										const TRgb& aColor3,
sl@0: 										TStripeStyle aStripeStyle)
sl@0: 	{
sl@0: 	const TInt KNumColors = 3;
sl@0: 	TRgb colors[3] = {aColor1, aColor2, aColor3};
sl@0: 	
sl@0: 	CFbsBitmap* bmp = new(ELeave) CFbsBitmap;
sl@0: 	CleanupStack::PushL(bmp); // This gets left on the cleanup stack when the function returns
sl@0: 	TInt err = bmp->Create(aSize, aDisplayMode);	
sl@0: 	User::LeaveIfError(err);
sl@0: 		
sl@0: 	CFbsBitmapDevice* bmpDev = CFbsBitmapDevice::NewL(bmp);	
sl@0: 	CleanupStack::PushL(bmpDev);	
sl@0: 	CFbsBitGc* gc;
sl@0: 	err = bmpDev->CreateContext(gc);
sl@0: 	User::LeaveIfError(err);
sl@0: 	CleanupStack::PushL(gc);
sl@0: 	
sl@0: 	// Only draw stripes onto the test bitmap if the draw mode is EDrawFlag, otherwise
sl@0: 	// it should be left as cleared to white
sl@0: 	if (iDrawMode == EDrawFlag)
sl@0: 		{
sl@0: 		TInt outerStripeSize;												
sl@0: 		TInt middleStripeSize;							
sl@0: 		TRect stripeRect[3];
sl@0: 		
sl@0: 		if (aStripeStyle == EHorizontalStripe)
sl@0: 			{
sl@0: 			outerStripeSize = aSize.iHeight/3;												
sl@0: 			middleStripeSize = aSize.iHeight-(outerStripeSize<<1);							
sl@0: 			stripeRect[0] = TRect(TPoint(0,0), TSize(aSize.iWidth,outerStripeSize));
sl@0: 			stripeRect[1] = TRect(TPoint(0,outerStripeSize), TSize(aSize.iWidth,middleStripeSize));
sl@0: 			stripeRect[2] = TRect(TPoint(0,outerStripeSize+middleStripeSize), TSize(aSize.iWidth,outerStripeSize));
sl@0: 			}
sl@0: 		else if (aStripeStyle == EVerticalStripe)
sl@0: 			{
sl@0: 			outerStripeSize = aSize.iWidth/3;												
sl@0: 			middleStripeSize = aSize.iWidth-(outerStripeSize<<1);							
sl@0: 			stripeRect[0] = TRect(TPoint(0,0), TSize(outerStripeSize,aSize.iHeight));
sl@0: 			stripeRect[1] = TRect(TPoint(outerStripeSize,0), TSize(middleStripeSize,aSize.iHeight));
sl@0: 			stripeRect[2] = TRect(TPoint(outerStripeSize+middleStripeSize,0), TSize(outerStripeSize,aSize.iHeight));
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			INFO_PRINTF2(_L("Unsupported stripe style passed to CTExtendedBitmap::CreateTestBitmapLC: %d"), aStripeStyle);
sl@0: 			User::Leave(KErrArgument);
sl@0: 			}
sl@0: 		
sl@0: 		for (TInt i = 0; i < KNumColors; i++)
sl@0: 			{
sl@0: 			gc->SetBrushColor(colors[i]);
sl@0: 			gc->SetPenStyle(CGraphicsContext::ENullPen);
sl@0: 			gc->SetBrushStyle(CGraphicsContext::ESolidBrush);			
sl@0: 			gc->DrawRect(stripeRect[i]);
sl@0: 			}		
sl@0: 		}
sl@0: 	
sl@0: 	// Only pop the bitmap device and the gc, the created bitmap is left on the cleanup stack
sl@0: 	CleanupStack::PopAndDestroy(2, bmpDev); 	
sl@0: 	
sl@0: 	aBmpRet = bmp; 	
sl@0: 	}
sl@0: 
sl@0: /** Helper function for writing colour and stripe information used when creating an extended bitmap to
sl@0: a write stream.
sl@0: @param aData A pointer to a buffer that is large enough to write three TRgb colours and one TUint8 to.
sl@0: @param aDataSize The size of buffer pointed to by aData, the actual size written is returned here
sl@0: @param aColourArray A pointer to an array of the three colours to be written to the buffer
sl@0: @param aHorizontalStripe ETrue to use horizontal stripes, EFalse for vertcial stripes
sl@0:  */
sl@0: EXPORT_C void CTExtendedBitmapGc::WriteExtendedBitmapInfoL(TUint8* aData,
sl@0: 												TInt& aDataSize,															
sl@0: 												const TRgb* aColorArray, 
sl@0: 												TStripeStyle aStripeStyle)
sl@0: 	{
sl@0: 	const TInt KNumColors = 3;
sl@0: 
sl@0: 	// We expect an array of three colours
sl@0: 	if (sizeof(aColorArray) == (sizeof(TRgb)*KNumColors))
sl@0: 		{		
sl@0: 		User::Leave(KErrArgument);
sl@0: 		}
sl@0: 	
sl@0: 	RMemWriteStream ws;
sl@0: 	ws.Open(aData, aDataSize);
sl@0: 	CleanupClosePushL(ws);
sl@0: 	ws << aColorArray[0] << aColorArray[1] << aColorArray[2] << static_cast<TUint8>(aStripeStyle); // horizontal stripe
sl@0: 	aDataSize = ws.Sink()->TellL(MStreamBuf::EWrite).Offset(); // get the actual size written
sl@0: 	CleanupStack::PopAndDestroy(1, &ws);
sl@0: 	}