sl@0: // Copyright (c) 2002-2009 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: /**
sl@0:  @file
sl@0:  @test
sl@0:  @internalComponent Internal Symbian test code
sl@0: */
sl@0: 
sl@0: #include "TTYPES.H"
sl@0: #include "TGraphicsContext.h"
sl@0: 
sl@0: 
sl@0: 
sl@0: // Utility functions to show contents of test data using test.Printf
sl@0: 
sl@0: extern void PrintTestData (const TDesC& aTitle , const TDesC16& aDataBuffer);
sl@0: 
sl@0: extern void PrintTestData(const TDesC& aTitle, const TText16* aDataBuffer, const TInt aSize);
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: _LIT(KTestFontName, "Non Functional Test Font");
sl@0: 
sl@0: 
sl@0: CTestPalette2::~CTestPalette2()
sl@0: 	{
sl@0: 	iArray = 0; //avoid attempting to deallocate iArray in ~CPalette
sl@0: 	iNumEntries = 0;
sl@0: 	}
sl@0: 
sl@0: //
sl@0: //
sl@0: // CTestGraphicsDevice
sl@0: //
sl@0: //
sl@0: CTestGraphicsDevice* CTestGraphicsDevice::NewL(TSize aSizeInPixels)
sl@0: 	{
sl@0: 	CTestGraphicsDevice* theDevice = new (ELeave) CTestGraphicsDevice(aSizeInPixels);
sl@0: 	CleanupStack::PushL(theDevice);
sl@0: 	theDevice->iPalette = new (ELeave) CTestPalette2;
sl@0: 	theDevice->iPalette->SetEntry(0, KRgbBlack);
sl@0: 	theDevice->iPalette->SetEntry(1, KRgbWhite);
sl@0: 	theDevice->iPalette->SetEntry(2, KRgbMagenta);
sl@0: 	theDevice->iPalette->SetEntry(3, KRgbCyan);
sl@0: 	
sl@0: 	CleanupStack::Pop(theDevice);
sl@0: 	return theDevice;
sl@0: 	}
sl@0: 
sl@0: CTestGraphicsDevice::CTestGraphicsDevice(TSize aSizeInPixels)
sl@0: 	: iSize(aSizeInPixels),
sl@0: 	iHorizontalTwipsToPixels(40),
sl@0: 	iVerticalTwipsToPixels(40)
sl@0: 	{
sl@0: 	}
sl@0: CTestGraphicsDevice::~CTestGraphicsDevice()
sl@0: 	{
sl@0: 	delete iPalette;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::SetHorizontalTwipsToPixels(TInt aTwipsToPixels)
sl@0: 	{
sl@0: 	iHorizontalTwipsToPixels = aTwipsToPixels;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::SetVerticalTwipsToPixels(TInt aTwipsToPixels)
sl@0: 	{
sl@0: 	iVerticalTwipsToPixels = aTwipsToPixels;
sl@0: 	}
sl@0: 
sl@0: TDisplayMode CTestGraphicsDevice::DisplayMode() const
sl@0: 	{
sl@0: 	return EColor16M;
sl@0: 	}
sl@0: 
sl@0: TSize CTestGraphicsDevice::SizeInPixels() const
sl@0: 	{
sl@0: 	return iSize;
sl@0: 	}
sl@0: 
sl@0: TSize CTestGraphicsDevice::SizeInTwips() const
sl@0: 	{
sl@0: 	return TSize(iSize.iWidth * iHorizontalTwipsToPixels,
sl@0: 		iSize.iHeight * iVerticalTwipsToPixels);
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::CreateContext(CGraphicsContext*& aGC)
sl@0: 	{
sl@0: 	CGraphicsContext* r = new CTestGraphicsContext(this);
sl@0: 	if (!r)
sl@0: 		return KErrNoMemory;
sl@0: 	aGC = r;
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::NumTypefaces() const
sl@0: 	{
sl@0: 	return 1;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::TypefaceSupport(TTypefaceSupport& aTypefaceSupport, TInt aTypefaceIndex) const
sl@0: 	{
sl@0: 	// The only font we have at the moment is 10 pixels * 12 pixels for every character
sl@0: 	__ASSERT_ALWAYS(aTypefaceIndex == 0,
sl@0: 		CTestGraphicsContext::Panic(CTestGraphicsContext::ETypefaceIndexOutOfRange));
sl@0: 	aTypefaceSupport.iIsScalable = EFalse;
sl@0: 	aTypefaceSupport.iMaxHeightInTwips = iVerticalTwipsToPixels * 12;
sl@0: 	aTypefaceSupport.iMinHeightInTwips = iVerticalTwipsToPixels * 10;
sl@0: 	aTypefaceSupport.iNumHeights = 1;
sl@0: 	aTypefaceSupport.iTypeface.iName = KTestFontName;
sl@0: 	aTypefaceSupport.iTypeface.SetIsProportional(ETrue); // a bit of a lie
sl@0: 	aTypefaceSupport.iTypeface.SetIsSerif(EFalse);
sl@0: 	aTypefaceSupport.iTypeface.SetIsSymbol(EFalse);
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::FontHeightInTwips(TInt aTypefaceIndex, TInt aHeightIndex) const
sl@0: 	{
sl@0: 	// The only font we have at the moment is 10 pixels * 12 pixels for every character
sl@0: 	__ASSERT_ALWAYS(aTypefaceIndex == 0,
sl@0: 		CTestGraphicsContext::Panic(CTestGraphicsContext::ETypefaceIndexOutOfRange));
sl@0: 	return iVerticalTwipsToPixels * FontHeightInPixels(aTypefaceIndex, aHeightIndex);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::PaletteAttributes(TBool& aModifiable, TInt& aNumEntries) const
sl@0: 	{
sl@0: 	aModifiable = ETrue;
sl@0: 	aNumEntries = 4;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::SetPalette(CPalette* aPalette)
sl@0: 	{
sl@0: 	for (TInt i = 0; i != CTestPalette2::KNumEntries; ++i)
sl@0: 		{
sl@0: 		TRgb col = aPalette->GetEntry(i);
sl@0: 		iPalette -> SetEntry(i, col);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::GetPalette(CPalette*& aPalette) const
sl@0: 	{
sl@0: 	aPalette =  const_cast<CTestPalette2*>(iPalette);
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::GetPixel(TRgb& aColor, const TPoint&) const
sl@0: 	{
sl@0: 	aColor = KRgbWhite;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::GetScanLine(TDes8&, const TPoint&, TInt, TDisplayMode) const
sl@0: 	{
sl@0: 	__ASSERT_DEBUG(0, CTestGraphicsContext::Panic(CTestGraphicsContext::EUnimplemented));
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::AddFile(const TDesC&, TInt&)
sl@0: 	{
sl@0: 	return KErrNotSupported;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::RemoveFile(TInt)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::GetNearestFontInPixels(CFont*& aFont, const TFontSpec& aFontSpec)
sl@0: 	{
sl@0: 	return GetNearestFontToDesignHeightInPixels(aFont, aFontSpec);
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::GetNearestFontToDesignHeightInPixels(CFont*& aFont, const TFontSpec& /*aFontSpec*/)
sl@0: 	{
sl@0: 	CTestFont* font = new CTestFont();
sl@0: 	if (!font)
sl@0: 		return KErrNoMemory;
sl@0: 	aFont = font;
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::GetNearestFontToMaxHeightInPixels(CFont*& aFont, const TFontSpec& /*aFontSpec*/, TInt /*aMaxHeight*/)
sl@0: 	{
sl@0: 	CTestFont* font = new CTestFont();
sl@0: 	if (!font)
sl@0: 		return KErrNoMemory;
sl@0: 	aFont = font;
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::FontHeightInPixels(TInt, TInt) const
sl@0: 	{
sl@0: 	return 12;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::HorizontalTwipsToPixels(TInt aTwips) const
sl@0: 	{
sl@0: 	return aTwips / iHorizontalTwipsToPixels;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::VerticalTwipsToPixels(TInt aTwips) const
sl@0: 	{
sl@0: 	return aTwips / iVerticalTwipsToPixels;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::HorizontalPixelsToTwips(TInt aPixels) const
sl@0: 	{
sl@0: 	return aPixels * iHorizontalTwipsToPixels;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::VerticalPixelsToTwips(TInt aPixels) const
sl@0: 	{
sl@0: 	return aPixels * iVerticalTwipsToPixels;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::GetNearestFontInTwips(CFont*& aFont, const TFontSpec& aFontSpec)
sl@0: 	{
sl@0: 	return GetNearestFontToDesignHeightInTwips(aFont, aFontSpec);
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::GetNearestFontToDesignHeightInTwips(CFont*& aFont, const TFontSpec& aFontSpec)
sl@0: 	{
sl@0: 	TFontSpec fontSpec = aFontSpec;
sl@0: 	fontSpec.iHeight = VerticalTwipsToPixels(fontSpec.iHeight);
sl@0: 	return GetNearestFontToDesignHeightInPixels(aFont, fontSpec);
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsDevice::GetNearestFontToMaxHeightInTwips(CFont*& aFont, const TFontSpec& aFontSpec, TInt aMaxHeight)
sl@0: 	{
sl@0: 	TFontSpec fontSpec = aFontSpec;
sl@0: 	fontSpec.iHeight = VerticalTwipsToPixels(fontSpec.iHeight);
sl@0: 	return GetNearestFontToMaxHeightInPixels(aFont, fontSpec, VerticalTwipsToPixels(aMaxHeight));
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsDevice::ReleaseFont(CFont* aFont)
sl@0: 	{
sl@0: 	__ASSERT_ALWAYS(aFont->TypeUid() == TUid::Uid(12345),
sl@0: 		CTestGraphicsContext::Panic(CTestGraphicsContext::EUnknownFont));
sl@0: 	delete static_cast<CTestFont*>(aFont);
sl@0: 	}
sl@0: 
sl@0: //
sl@0: //
sl@0: // CTestGraphicsContext
sl@0: //
sl@0: //
sl@0: void CTestGraphicsContext::Panic(TInt aReason)
sl@0: 	{
sl@0: 	User::Panic(_L("CTestGC"), aReason);
sl@0: 	}
sl@0: 
sl@0: CTestGraphicsContext::CTestGraphicsContext(CTestGraphicsDevice* aGd)
sl@0: 	: iGd(aGd), iDrawMode(EDrawModePEN), iPenSize(1,1)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: CTestGraphicsContext::~CTestGraphicsContext()
sl@0: 	{
sl@0: 	iLineArray.Reset();
sl@0: 	}
sl@0: void CTestGraphicsContext::AddRectToDrawnArea(const TRect& aRect)
sl@0: 	{
sl@0: 	if (iDrawnArea.IsEmpty())
sl@0: 		iDrawnArea = aRect;
sl@0: 	else
sl@0: 		iDrawnArea.BoundingRect(aRect);
sl@0: 	// only one condition at the moment
sl@0: 	if (iDrawMode == EDrawModeXOR)
sl@0: 		{
sl@0: 		if (iAreaDrawnWithCondition.IsEmpty())
sl@0: 			iAreaDrawnWithCondition = aRect;
sl@0: 		else
sl@0: 			iAreaDrawnWithCondition.BoundingRect(aRect);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::AddPointToDrawnArea(const TPoint& aPoint)
sl@0: 	{
sl@0: 	AddRectToDrawnArea(TRect(aPoint, iPenSize));
sl@0: 	}
sl@0: 
sl@0: CGraphicsDevice* CTestGraphicsContext::Device() const
sl@0: 	{
sl@0: 	return iGd;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetOrigin(const TPoint& aPos)
sl@0: 	{
sl@0: 	iOrigin = aPos;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetDrawMode(TDrawMode aDrawingMode)
sl@0: 	{
sl@0: 	iDrawMode = aDrawingMode;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetClippingRect(const TRect& /*aRect*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::CancelClippingRect()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::Reset()
sl@0: 	{
sl@0: 	iDrawMode = EDrawModePEN;
sl@0: 	iFont = 0;
sl@0: 	iPenSize.iWidth = 1;
sl@0: 	iPenSize.iHeight = 1;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::UseFont(const CFont* aFont)
sl@0: 	{
sl@0: 	iFont = aFont;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DiscardFont()
sl@0: 	{
sl@0: 	iFont = 0;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetUnderlineStyle(TFontUnderline /*UnderlineStyle*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetStrikethroughStyle(TFontStrikethrough /*aStrikethroughStyle*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetWordJustification(TInt /*aExcessWidth*/,TInt /*aNumGaps*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetCharJustification(TInt /*aExcessWidth*/,TInt /*aNumChars*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetPenColor(const TRgb& aColor)
sl@0: 	{
sl@0: 	CPalette* palette;
sl@0: 	iGd->GetPalette(palette);
sl@0: 	iPenColorIndex = palette->NearestIndex(aColor);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetPenStyle(TPenStyle /*aPenStyle*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetPenSize(const TSize& aSize)
sl@0: 	{
sl@0: 	iPenSize = aSize;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetBrushColor(const TRgb& /*aColor*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetBrushStyle(TBrushStyle /*aBrushStyle*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::SetBrushOrigin(const TPoint& /*aOrigin*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::UseBrushPattern(const CFbsBitmap* /*aBitmap*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DiscardBrushPattern()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::MoveTo(const TPoint& aPoint)
sl@0: 	{
sl@0: 	iCurrentPos = iOrigin + aPoint;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::MoveBy(const TPoint& aVector)
sl@0: 	{
sl@0: 	iCurrentPos += aVector;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::Plot(const TPoint& aPoint)
sl@0: 	{
sl@0: 	iCurrentPos = iOrigin + aPoint;
sl@0: 	AddPointToDrawnArea(iCurrentPos);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawArc(const TRect& aRect,const TPoint& /*aStart*/,const TPoint& aEnd)
sl@0: 	{
sl@0: 	TRect r = aRect;
sl@0: 	r.Move(iOrigin);
sl@0: 	AddRectToDrawnArea(r);
sl@0: 	iCurrentPos = iOrigin + aEnd;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawLine(const TPoint& aPoint1,const TPoint& aPoint2)
sl@0: 	{
sl@0: 	AddPointToDrawnArea(iOrigin + aPoint1);
sl@0: 	iCurrentPos = iOrigin + aPoint2;
sl@0: 	AddPointToDrawnArea(iCurrentPos);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawLineTo(const TPoint& aPoint)
sl@0: 	{
sl@0: 	AddPointToDrawnArea(iCurrentPos);
sl@0: 	iCurrentPos = iOrigin + aPoint;
sl@0: 	AddPointToDrawnArea(iCurrentPos);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawLineBy(const TPoint& aVector)
sl@0: 	{
sl@0: 	AddPointToDrawnArea(iCurrentPos);
sl@0: 	iCurrentPos += aVector;
sl@0: 	AddPointToDrawnArea(iCurrentPos);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawPolyLine(const CArrayFix<TPoint>* aPointList)
sl@0: 	{
sl@0: 	TInt num = aPointList->Count();
sl@0: 	while (num--)
sl@0: 		{
sl@0: 		iCurrentPos = iOrigin + (*aPointList)[num - 1];
sl@0: 		AddPointToDrawnArea(iCurrentPos);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawPolyLine(const TPoint* aPointList,TInt aNumPoints)
sl@0: 	{
sl@0: 	while (aNumPoints--)
sl@0: 		{
sl@0: 		iCurrentPos = iOrigin + aPointList[aNumPoints - 1];
sl@0: 		AddPointToDrawnArea(iCurrentPos);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawPie(const TRect& aRect,
sl@0: 	const TPoint& /*aStart*/, const TPoint& aEnd)
sl@0: 	{
sl@0: 	TRect r = aRect;
sl@0: 	r.Move(iOrigin);
sl@0: 	AddRectToDrawnArea(r);
sl@0: 	iCurrentPos = iOrigin + aEnd;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawEllipse(const TRect& aRect)
sl@0: 	{
sl@0: 	TRect r = aRect;
sl@0: 	r.Move(iOrigin);
sl@0: 	AddRectToDrawnArea(r);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawRect(const TRect& aRect)
sl@0: 	{
sl@0: 	TRect r = aRect;
sl@0: 	r.Move(iOrigin);
sl@0: 	AddRectToDrawnArea(r);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawRoundRect(const TRect& aRect,const TSize& aCornerSize)
sl@0: 	{
sl@0: 	TRect r = aRect;
sl@0: 	r.Move(iOrigin);
sl@0: 	r.Grow(aCornerSize);
sl@0: 	AddRectToDrawnArea(r);
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsContext::DrawPolygon(const CArrayFix<TPoint>* aPointList,TFillRule /*aFillRule*/)
sl@0: 	{
sl@0: 	TInt num = aPointList->Count();
sl@0: 	while (num--)
sl@0: 		{
sl@0: 		iCurrentPos = iOrigin + (*aPointList)[num - 1];
sl@0: 		AddPointToDrawnArea(iCurrentPos);
sl@0: 		}
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: TInt CTestGraphicsContext::DrawPolygon(const TPoint* aPointList,TInt aNumPoints,TFillRule /*aFillRule*/)
sl@0: 	{
sl@0: 	while (aNumPoints--)
sl@0: 		{
sl@0: 		iCurrentPos = iOrigin + aPointList[aNumPoints - 1];
sl@0: 		AddPointToDrawnArea(iCurrentPos);
sl@0: 		}
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawBitmap(const TPoint& /*aTopLeft*/,const CFbsBitmap* /*aSource*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawBitmap(const TRect& /*aDestRect*/,const CFbsBitmap* /*aSource*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawBitmap(const TRect& /*aDestRect*/,const CFbsBitmap* /*aSource*/,const TRect& /*aSourceRect*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawBitmapMasked(const TRect& /*aDestRect*/,const CFbsBitmap* /*aBitmap*/,const TRect& /*aSourceRect*/,const CFbsBitmap* /*aMaskBitmap*/,TBool /*aInvertMask*/)
sl@0: 	{}
sl@0: 	
sl@0: void CTestGraphicsContext::DrawBitmapMasked(const TRect& /*aDestRect*/,const CWsBitmap* /*aBitmap*/,const TRect& /*aSourceRect*/,const CWsBitmap* /*aMaskBitmap*/,TBool /*aInvertMask*/)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::MapColors(const TRect &/*aRect*/,const TRgb */*aColors*/,TInt /*aNumPairs*/,TBool /*aMapForwards*/)
sl@0: 	{}
sl@0: 	
sl@0: TInt CTestGraphicsContext::SetClippingRegion(const TRegion &/*aRegion*/)
sl@0: 	{
sl@0: 		return KErrNone;
sl@0: 	}	
sl@0: 	
sl@0: void CTestGraphicsContext::CancelClippingRegion()
sl@0: 	{}
sl@0: 	
sl@0: void CTestGraphicsContext::DrawTextVertical(const TDesC& /*aText*/,const TPoint& /*aPos*/,TBool /*aUp*/)
sl@0: 	{}
sl@0: 	
sl@0: void CTestGraphicsContext::DrawTextVertical(const TDesC& /*aText*/,const TRect& /*aBox*/,TInt /*aBaselineOffset*/,TBool /*aUp*/,TTextAlign /*aVert*/,TInt /*aMargin*/)
sl@0: 	{}
sl@0: 	
sl@0: /**
sl@0:  *
sl@0:  * DrawText - merely add line "drawn" to collection
sl@0:  *
sl@0:  */
sl@0: 
sl@0: 
sl@0: void CTestGraphicsContext::DrawText(const TDesC& aText,const TPoint& aPosition)
sl@0: 	{
sl@0: 
sl@0: #ifdef PRINT_DRAWTEXT_LINES
sl@0: 
sl@0: 	_LIT(KDrawTextFormat, "DrawText called for position %d,%d:");
sl@0: 	_LIT(KDrawTextTitle, "Text being drawn");
sl@0: 		test.Printf(KDrawTextFormat, aPosition.iX, aPosition.iY);
sl@0: 		PrintTestData(KDrawTextTitle, aText);
sl@0: 
sl@0: #endif /* PRINT_DRAWTEXT_LINES */
sl@0: 	
sl@0: 	TTestGCDisplayLine thisLine;
sl@0: 	thisLine.Set(aPosition, aText);
sl@0: 	iLineArray.Append(thisLine);
sl@0: 
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawText(const TDesC& aText,const TRect& aBox,TInt aBaselineOffset,
sl@0: 	TTextAlign /*aAlignment*/, TInt aLeftMargin)
sl@0: 	{
sl@0: 	TPoint pos(aBox.iBr.iX + aLeftMargin, aBox.iTl.iY + aBaselineOffset);
sl@0: 	pos += iOrigin;
sl@0: 	DrawText(aText, pos);
sl@0: 	}
sl@0: 
sl@0: void CTestGraphicsContext::DrawText(const TDesC& aText, const TPoint& aPosition,
sl@0: 	const TDrawTextParam&)
sl@0: 	{
sl@0: 	DrawText(aText, aPosition);
sl@0: 	}
sl@0: 
sl@0: //
sl@0: //
sl@0: // CTestFont
sl@0: //
sl@0: //
sl@0: TUid CTestFont::DoTypeUid() const
sl@0: 	{
sl@0: 	return TUid::Uid(12345);
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoHeightInPixels() const
sl@0: 	{
sl@0: 	return 12;
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoAscentInPixels() const
sl@0: 	{
sl@0: 	return 10;
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoCharWidthInPixels(TChar aChar) const
sl@0: 	{
sl@0: 	switch (aChar)
sl@0: 		{
sl@0: 	case 0x200C:
sl@0: 	case 0x200D:
sl@0: 	case 0x200E:
sl@0: 	case 0x200F:
sl@0: 	case 0x202A:
sl@0: 	case 0x202B:
sl@0: 	case 0x202C:
sl@0: 	case 0x202D:
sl@0: 	case 0x202E:
sl@0: 	case 0xFFFF:
sl@0: 		return 0;
sl@0: 	default:
sl@0: 		return 10;
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoTextWidthInPixels(const TDesC& aText) const
sl@0: 	{
sl@0: 	TInt total = 0;
sl@0: 	const TText* p = aText.Ptr();
sl@0: 	const TText* end = p + aText.Length();
sl@0: 	for (;p != end; ++p)
sl@0: 		total += CharWidthInPixels(*p);
sl@0: 	return total;
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoBaselineOffsetInPixels() const
sl@0: 	{
sl@0: 	return 10;
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoTextCount(const TDesC& aText,TInt aWidthInPixels) const
sl@0: 	{
sl@0: 	TInt excess;
sl@0: 	return DoTextCount(aText, aWidthInPixels, excess);
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoTextCount(const TDesC& aText,TInt aWidthInPixels,TInt& aExcessWidthInPixels) const
sl@0: 	{
sl@0: 	aExcessWidthInPixels = aWidthInPixels;
sl@0: 	const TText* start = aText.Ptr();
sl@0: 	const TText* end = start + aText.Length();
sl@0: 	const TText* p = start;
sl@0: 	TInt width;
sl@0: 	while (p != end
sl@0: 		&& (width = CharWidthInPixels(*p)) <= aExcessWidthInPixels)
sl@0: 		{
sl@0: 		aExcessWidthInPixels -= width;
sl@0: 		++p;
sl@0: 		}
sl@0: 	return p - start;
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoMaxCharWidthInPixels() const
sl@0: 	{
sl@0: 	return 10;
sl@0: 	}
sl@0: 
sl@0: TInt CTestFont::DoMaxNormalCharWidthInPixels() const
sl@0: 	{
sl@0: 	return 10;
sl@0: 	}
sl@0: 
sl@0: TFontSpec CTestFont::DoFontSpecInTwips() const
sl@0: 	{
sl@0: 	return TFontSpec(KTestFontName, 12);
sl@0: 	}
sl@0: 
sl@0: CFont::TCharacterDataAvailability 
sl@0:  CTestFont::DoGetCharacterData(TUint aCode, TOpenFontCharMetrics& aMetrics,
sl@0:  	const TUint8*& aBitmap, TSize& aBitmapSize) const
sl@0:    	{
sl@0:  	TInt width;
sl@0:    	switch (aCode)
sl@0:    		{
sl@0:    	case 0x001B:
sl@0:  		// ESC character should cause this fault; no character data available.
sl@0:    		return CFont::ENoCharacterData;
sl@0:  	case 'W':
sl@0:  		// We want 'W' to have side-bearings
sl@0:  		CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
sl@0:  		width = aMetrics.Width();
sl@0:  		aMetrics.SetHorizBearingX(-1);
sl@0:  		aMetrics.SetWidth(width + 2);
sl@0:  		return CFont::ECharacterWidthOnly ;
sl@0:  	case 0x0648:
sl@0:  		// Arabic Waw-- has massive left side-bearing
sl@0:  		CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
sl@0:  		width = aMetrics.Width();
sl@0:  		aMetrics.SetHorizBearingX(-5);
sl@0:  		aMetrics.SetWidth(width + 5);
sl@0:  		return CFont::ECharacterWidthOnly ;
sl@0: 	case 'X':
sl@0: 		// We want 'X' to have a left side-bearing only
sl@0: 		CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
sl@0: 		aMetrics.SetHorizBearingX(-1);
sl@0: 		return CFont::ECharacterWidthOnly ;
sl@0: 	case 0x05EA:
sl@0: 		// We want Hebrew Tav to have a +ve left side-bearing
sl@0: 		CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
sl@0: 		aMetrics.SetHorizBearingX(1);
sl@0: 		return CFont::ECharacterWidthOnly ;
sl@0: 	case 0x304B:
sl@0: 		// We want Hiragana Ka to have a top end-bearing
sl@0: 		CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
sl@0: 		aMetrics.SetVertBearingY(-1);
sl@0: 		return CFont::EAllCharacterData ;
sl@0: 	case 0x0020:
sl@0: 		CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
sl@0: 		aMetrics.SetWidth(0);
sl@0: 		aMetrics.SetHeight(0);
sl@0: 		aMetrics.SetVertAdvance(0);
sl@0: 		return CFont::ECharacterWidthOnly ;	
sl@0: 	default:
sl@0: 		return CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
sl@0: 		}
sl@0: 	}