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// Copyright (c) 2002-2010 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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/**
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@file
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@test
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@internalComponent Internal Symbian test code
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*/
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#include "TTYPES.H"
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#include "TGraphicsContext.h"
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// Utility functions to show contents of test data using test.Printf
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extern void PrintTestData (const TDesC& aTitle , const TDesC16& aDataBuffer);
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extern void PrintTestData(const TDesC& aTitle, const TText16* aDataBuffer, const TInt aSize);
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_LIT(KTestFontName, "Non Functional Test Font");
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CTestPalette2::~CTestPalette2()
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{
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iArray = 0; //avoid attempting to deallocate iArray in ~CPalette
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iNumEntries = 0;
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}
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//
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//
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// CTestGraphicsDevice
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//
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//
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CTestGraphicsDevice* CTestGraphicsDevice::NewL(TSize aSizeInPixels)
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{
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CTestGraphicsDevice* theDevice = new (ELeave) CTestGraphicsDevice(aSizeInPixels);
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CleanupStack::PushL(theDevice);
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theDevice->iPalette = new (ELeave) CTestPalette2;
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theDevice->iPalette->SetEntry(0, KRgbBlack);
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theDevice->iPalette->SetEntry(1, KRgbWhite);
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theDevice->iPalette->SetEntry(2, KRgbMagenta);
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theDevice->iPalette->SetEntry(3, KRgbCyan);
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CleanupStack::Pop(theDevice);
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return theDevice;
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}
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CTestGraphicsDevice::CTestGraphicsDevice(TSize aSizeInPixels)
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: iSize(aSizeInPixels),
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iHorizontalTwipsToPixels(40),
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iVerticalTwipsToPixels(40)
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{
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}
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CTestGraphicsDevice::~CTestGraphicsDevice()
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{
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delete iPalette;
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}
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void CTestGraphicsDevice::SetHorizontalTwipsToPixels(TInt aTwipsToPixels)
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{
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iHorizontalTwipsToPixels = aTwipsToPixels;
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}
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void CTestGraphicsDevice::SetVerticalTwipsToPixels(TInt aTwipsToPixels)
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{
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iVerticalTwipsToPixels = aTwipsToPixels;
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}
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TDisplayMode CTestGraphicsDevice::DisplayMode() const
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{
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return EColor16M;
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}
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TSize CTestGraphicsDevice::SizeInPixels() const
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{
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return iSize;
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}
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TSize CTestGraphicsDevice::SizeInTwips() const
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{
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return TSize(iSize.iWidth * iHorizontalTwipsToPixels,
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iSize.iHeight * iVerticalTwipsToPixels);
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}
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TInt CTestGraphicsDevice::CreateContext(CGraphicsContext*& aGC)
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{
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CGraphicsContext* r = new CTestGraphicsContext(this);
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if (!r)
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return KErrNoMemory;
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aGC = r;
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return KErrNone;
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}
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TInt CTestGraphicsDevice::NumTypefaces() const
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{
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return 1;
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}
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void CTestGraphicsDevice::TypefaceSupport(TTypefaceSupport& aTypefaceSupport, TInt aTypefaceIndex) const
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{
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// The only font we have at the moment is 10 pixels * 12 pixels for every character
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__ASSERT_ALWAYS(aTypefaceIndex == 0,
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CTestGraphicsContext::Panic(CTestGraphicsContext::ETypefaceIndexOutOfRange));
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aTypefaceSupport.iIsScalable = EFalse;
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aTypefaceSupport.iMaxHeightInTwips = iVerticalTwipsToPixels * 12;
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aTypefaceSupport.iMinHeightInTwips = iVerticalTwipsToPixels * 10;
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aTypefaceSupport.iNumHeights = 1;
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aTypefaceSupport.iTypeface.iName = KTestFontName;
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aTypefaceSupport.iTypeface.SetIsProportional(ETrue); // a bit of a lie
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aTypefaceSupport.iTypeface.SetIsSerif(EFalse);
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aTypefaceSupport.iTypeface.SetIsSymbol(EFalse);
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}
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TInt CTestGraphicsDevice::FontHeightInTwips(TInt aTypefaceIndex, TInt aHeightIndex) const
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{
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// The only font we have at the moment is 10 pixels * 12 pixels for every character
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__ASSERT_ALWAYS(aTypefaceIndex == 0,
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CTestGraphicsContext::Panic(CTestGraphicsContext::ETypefaceIndexOutOfRange));
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return iVerticalTwipsToPixels * FontHeightInPixels(aTypefaceIndex, aHeightIndex);
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}
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void CTestGraphicsDevice::PaletteAttributes(TBool& aModifiable, TInt& aNumEntries) const
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{
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aModifiable = ETrue;
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aNumEntries = 4;
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}
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void CTestGraphicsDevice::SetPalette(CPalette* aPalette)
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{
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for (TInt i = 0; i != CTestPalette2::KNumEntries; ++i)
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{
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TRgb col = aPalette->GetEntry(i);
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iPalette -> SetEntry(i, col);
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}
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}
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TInt CTestGraphicsDevice::GetPalette(CPalette*& aPalette) const
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{
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aPalette = const_cast<CTestPalette2*>(iPalette);
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return KErrNone;
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}
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void CTestGraphicsDevice::GetPixel(TRgb& aColor, const TPoint&) const
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{
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aColor = KRgbWhite;
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}
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void CTestGraphicsDevice::GetScanLine(TDes8&, const TPoint&, TInt, TDisplayMode) const
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{
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__ASSERT_DEBUG(0, CTestGraphicsContext::Panic(CTestGraphicsContext::EUnimplemented));
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}
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TInt CTestGraphicsDevice::AddFile(const TDesC&, TInt&)
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{
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return KErrNotSupported;
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}
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void CTestGraphicsDevice::RemoveFile(TInt)
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{
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}
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TInt CTestGraphicsDevice::GetNearestFontInPixels(CFont*& aFont, const TFontSpec& aFontSpec)
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{
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return GetNearestFontToDesignHeightInPixels(aFont, aFontSpec);
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}
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TInt CTestGraphicsDevice::GetNearestFontToDesignHeightInPixels(CFont*& aFont, const TFontSpec& /*aFontSpec*/)
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{
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CTestFont* font = new CTestFont();
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if (!font)
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return KErrNoMemory;
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aFont = font;
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return KErrNone;
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}
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TInt CTestGraphicsDevice::GetNearestFontToMaxHeightInPixels(CFont*& aFont, const TFontSpec& /*aFontSpec*/, TInt /*aMaxHeight*/)
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{
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CTestFont* font = new CTestFont();
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if (!font)
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return KErrNoMemory;
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aFont = font;
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return KErrNone;
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}
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TInt CTestGraphicsDevice::FontHeightInPixels(TInt, TInt) const
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{
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return 12;
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}
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TInt CTestGraphicsDevice::HorizontalTwipsToPixels(TInt aTwips) const
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{
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return aTwips / iHorizontalTwipsToPixels;
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}
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TInt CTestGraphicsDevice::VerticalTwipsToPixels(TInt aTwips) const
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{
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return aTwips / iVerticalTwipsToPixels;
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}
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TInt CTestGraphicsDevice::HorizontalPixelsToTwips(TInt aPixels) const
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{
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return aPixels * iHorizontalTwipsToPixels;
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}
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TInt CTestGraphicsDevice::VerticalPixelsToTwips(TInt aPixels) const
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{
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return aPixels * iVerticalTwipsToPixels;
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}
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TInt CTestGraphicsDevice::GetNearestFontInTwips(CFont*& aFont, const TFontSpec& aFontSpec)
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{
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return GetNearestFontToDesignHeightInTwips(aFont, aFontSpec);
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}
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TInt CTestGraphicsDevice::GetNearestFontToDesignHeightInTwips(CFont*& aFont, const TFontSpec& aFontSpec)
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{
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TFontSpec fontSpec = aFontSpec;
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fontSpec.iHeight = VerticalTwipsToPixels(fontSpec.iHeight);
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return GetNearestFontToDesignHeightInPixels(aFont, fontSpec);
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}
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TInt CTestGraphicsDevice::GetNearestFontToMaxHeightInTwips(CFont*& aFont, const TFontSpec& aFontSpec, TInt aMaxHeight)
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{
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TFontSpec fontSpec = aFontSpec;
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fontSpec.iHeight = VerticalTwipsToPixels(fontSpec.iHeight);
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return GetNearestFontToMaxHeightInPixels(aFont, fontSpec, VerticalTwipsToPixels(aMaxHeight));
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}
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void CTestGraphicsDevice::ReleaseFont(CFont* aFont)
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{
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__ASSERT_ALWAYS(aFont->TypeUid() == TUid::Uid(12345),
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CTestGraphicsContext::Panic(CTestGraphicsContext::EUnknownFont));
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delete static_cast<CTestFont*>(aFont);
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}
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//
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//
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// CTestGraphicsContext
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//
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//
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void CTestGraphicsContext::Panic(TInt aReason)
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{
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User::Panic(_L("CTestGC"), aReason);
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}
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CTestGraphicsContext::CTestGraphicsContext(CTestGraphicsDevice* aGd)
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: iGd(aGd), iDrawMode(EDrawModePEN), iPenSize(1,1)
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{
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}
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CTestGraphicsContext::~CTestGraphicsContext()
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{
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iLineArray.Reset();
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}
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void CTestGraphicsContext::AddRectToDrawnArea(const TRect& aRect)
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{
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if (iDrawnArea.IsEmpty())
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iDrawnArea = aRect;
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else
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iDrawnArea.BoundingRect(aRect);
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// only one condition at the moment
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if (iDrawMode == EDrawModeXOR)
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{
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if (iAreaDrawnWithCondition.IsEmpty())
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iAreaDrawnWithCondition = aRect;
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else
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iAreaDrawnWithCondition.BoundingRect(aRect);
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}
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}
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void CTestGraphicsContext::AddPointToDrawnArea(const TPoint& aPoint)
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{
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AddRectToDrawnArea(TRect(aPoint, iPenSize));
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}
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CGraphicsDevice* CTestGraphicsContext::Device() const
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{
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return iGd;
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}
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void CTestGraphicsContext::SetOrigin(const TPoint& aPos)
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{
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iOrigin = aPos;
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}
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void CTestGraphicsContext::SetDrawMode(TDrawMode aDrawingMode)
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{
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iDrawMode = aDrawingMode;
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}
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void CTestGraphicsContext::SetClippingRect(const TRect& /*aRect*/)
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{
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}
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void CTestGraphicsContext::CancelClippingRect()
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{
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}
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void CTestGraphicsContext::Reset()
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{
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iDrawMode = EDrawModePEN;
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iFont = 0;
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iPenSize.iWidth = 1;
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iPenSize.iHeight = 1;
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}
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void CTestGraphicsContext::UseFont(const CFont* aFont)
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{
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iFont = aFont;
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}
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void CTestGraphicsContext::DiscardFont()
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{
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iFont = 0;
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}
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void CTestGraphicsContext::SetUnderlineStyle(TFontUnderline /*UnderlineStyle*/)
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{
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}
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void CTestGraphicsContext::SetStrikethroughStyle(TFontStrikethrough /*aStrikethroughStyle*/)
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{
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}
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void CTestGraphicsContext::SetWordJustification(TInt /*aExcessWidth*/,TInt /*aNumGaps*/)
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{
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}
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void CTestGraphicsContext::SetCharJustification(TInt /*aExcessWidth*/,TInt /*aNumChars*/)
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{
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}
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void CTestGraphicsContext::SetPenColor(const TRgb& aColor)
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{
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CPalette* palette;
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iGd->GetPalette(palette);
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iPenColorIndex = palette->NearestIndex(aColor);
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}
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void CTestGraphicsContext::SetPenStyle(TPenStyle /*aPenStyle*/)
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{
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}
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void CTestGraphicsContext::SetPenSize(const TSize& aSize)
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{
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iPenSize = aSize;
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}
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void CTestGraphicsContext::SetBrushColor(const TRgb& /*aColor*/)
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{
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}
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void CTestGraphicsContext::SetBrushStyle(TBrushStyle /*aBrushStyle*/)
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{
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}
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373 |
void CTestGraphicsContext::SetBrushOrigin(const TPoint& /*aOrigin*/)
|
|
|
374 |
{
|
|
|
375 |
}
|
|
|
376 |
|
|
|
377 |
void CTestGraphicsContext::UseBrushPattern(const CFbsBitmap* /*aBitmap*/)
|
|
|
378 |
{
|
|
|
379 |
}
|
|
|
380 |
|
|
|
381 |
void CTestGraphicsContext::DiscardBrushPattern()
|
|
|
382 |
{
|
|
|
383 |
}
|
|
|
384 |
|
|
|
385 |
void CTestGraphicsContext::MoveTo(const TPoint& aPoint)
|
|
|
386 |
{
|
|
|
387 |
iCurrentPos = iOrigin + aPoint;
|
|
|
388 |
}
|
|
|
389 |
|
|
|
390 |
void CTestGraphicsContext::MoveBy(const TPoint& aVector)
|
|
|
391 |
{
|
|
|
392 |
iCurrentPos += aVector;
|
|
|
393 |
}
|
|
|
394 |
|
|
|
395 |
void CTestGraphicsContext::Plot(const TPoint& aPoint)
|
|
|
396 |
{
|
|
|
397 |
iCurrentPos = iOrigin + aPoint;
|
|
|
398 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
399 |
}
|
|
|
400 |
|
|
|
401 |
void CTestGraphicsContext::DrawArc(const TRect& aRect,const TPoint& /*aStart*/,const TPoint& aEnd)
|
|
|
402 |
{
|
|
|
403 |
TRect r = aRect;
|
|
|
404 |
r.Move(iOrigin);
|
|
|
405 |
AddRectToDrawnArea(r);
|
|
|
406 |
iCurrentPos = iOrigin + aEnd;
|
|
|
407 |
}
|
|
|
408 |
|
|
|
409 |
void CTestGraphicsContext::DrawLine(const TPoint& aPoint1,const TPoint& aPoint2)
|
|
|
410 |
{
|
|
|
411 |
AddPointToDrawnArea(iOrigin + aPoint1);
|
|
|
412 |
iCurrentPos = iOrigin + aPoint2;
|
|
|
413 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
414 |
}
|
|
|
415 |
|
|
|
416 |
void CTestGraphicsContext::DrawLineTo(const TPoint& aPoint)
|
|
|
417 |
{
|
|
|
418 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
419 |
iCurrentPos = iOrigin + aPoint;
|
|
|
420 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
421 |
}
|
|
|
422 |
|
|
|
423 |
void CTestGraphicsContext::DrawLineBy(const TPoint& aVector)
|
|
|
424 |
{
|
|
|
425 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
426 |
iCurrentPos += aVector;
|
|
|
427 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
428 |
}
|
|
|
429 |
|
|
|
430 |
void CTestGraphicsContext::DrawPolyLine(const CArrayFix<TPoint>* aPointList)
|
|
|
431 |
{
|
|
|
432 |
TInt num = aPointList->Count();
|
|
|
433 |
while (num--)
|
|
|
434 |
{
|
|
|
435 |
iCurrentPos = iOrigin + (*aPointList)[num - 1];
|
|
|
436 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
437 |
}
|
|
|
438 |
}
|
|
|
439 |
|
|
|
440 |
void CTestGraphicsContext::DrawPolyLine(const TPoint* aPointList,TInt aNumPoints)
|
|
|
441 |
{
|
|
|
442 |
while (aNumPoints--)
|
|
|
443 |
{
|
|
|
444 |
iCurrentPos = iOrigin + aPointList[aNumPoints - 1];
|
|
|
445 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
446 |
}
|
|
|
447 |
}
|
|
|
448 |
|
|
|
449 |
void CTestGraphicsContext::DrawPie(const TRect& aRect,
|
|
|
450 |
const TPoint& /*aStart*/, const TPoint& aEnd)
|
|
|
451 |
{
|
|
|
452 |
TRect r = aRect;
|
|
|
453 |
r.Move(iOrigin);
|
|
|
454 |
AddRectToDrawnArea(r);
|
|
|
455 |
iCurrentPos = iOrigin + aEnd;
|
|
|
456 |
}
|
|
|
457 |
|
|
|
458 |
void CTestGraphicsContext::DrawEllipse(const TRect& aRect)
|
|
|
459 |
{
|
|
|
460 |
TRect r = aRect;
|
|
|
461 |
r.Move(iOrigin);
|
|
|
462 |
AddRectToDrawnArea(r);
|
|
|
463 |
}
|
|
|
464 |
|
|
|
465 |
void CTestGraphicsContext::DrawRect(const TRect& aRect)
|
|
|
466 |
{
|
|
|
467 |
TRect r = aRect;
|
|
|
468 |
r.Move(iOrigin);
|
|
|
469 |
AddRectToDrawnArea(r);
|
|
|
470 |
}
|
|
|
471 |
|
|
|
472 |
void CTestGraphicsContext::DrawRoundRect(const TRect& aRect,const TSize& aCornerSize)
|
|
|
473 |
{
|
|
|
474 |
TRect r = aRect;
|
|
|
475 |
r.Move(iOrigin);
|
|
|
476 |
r.Grow(aCornerSize);
|
|
|
477 |
AddRectToDrawnArea(r);
|
|
|
478 |
}
|
|
|
479 |
|
|
|
480 |
TInt CTestGraphicsContext::DrawPolygon(const CArrayFix<TPoint>* aPointList,TFillRule /*aFillRule*/)
|
|
|
481 |
{
|
|
|
482 |
TInt num = aPointList->Count();
|
|
|
483 |
while (num--)
|
|
|
484 |
{
|
|
|
485 |
iCurrentPos = iOrigin + (*aPointList)[num - 1];
|
|
|
486 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
487 |
}
|
|
|
488 |
return KErrNone;
|
|
|
489 |
}
|
|
|
490 |
|
|
|
491 |
TInt CTestGraphicsContext::DrawPolygon(const TPoint* aPointList,TInt aNumPoints,TFillRule /*aFillRule*/)
|
|
|
492 |
{
|
|
|
493 |
while (aNumPoints--)
|
|
|
494 |
{
|
|
|
495 |
iCurrentPos = iOrigin + aPointList[aNumPoints - 1];
|
|
|
496 |
AddPointToDrawnArea(iCurrentPos);
|
|
|
497 |
}
|
|
|
498 |
return KErrNone;
|
|
|
499 |
}
|
|
|
500 |
|
|
|
501 |
void CTestGraphicsContext::DrawBitmap(const TPoint& /*aTopLeft*/,const CFbsBitmap* /*aSource*/)
|
|
|
502 |
{
|
|
|
503 |
}
|
|
|
504 |
|
|
|
505 |
void CTestGraphicsContext::DrawBitmap(const TRect& /*aDestRect*/,const CFbsBitmap* /*aSource*/)
|
|
|
506 |
{
|
|
|
507 |
}
|
|
|
508 |
|
|
|
509 |
void CTestGraphicsContext::DrawBitmap(const TRect& /*aDestRect*/,const CFbsBitmap* /*aSource*/,const TRect& /*aSourceRect*/)
|
|
|
510 |
{
|
|
|
511 |
}
|
|
|
512 |
|
|
|
513 |
void CTestGraphicsContext::DrawBitmapMasked(const TRect& /*aDestRect*/,const CFbsBitmap* /*aBitmap*/,const TRect& /*aSourceRect*/,const CFbsBitmap* /*aMaskBitmap*/,TBool /*aInvertMask*/)
|
|
|
514 |
{}
|
|
|
515 |
|
|
|
516 |
void CTestGraphicsContext::DrawBitmapMasked(const TRect& /*aDestRect*/,const CWsBitmap* /*aBitmap*/,const TRect& /*aSourceRect*/,const CWsBitmap* /*aMaskBitmap*/,TBool /*aInvertMask*/)
|
|
|
517 |
{
|
|
|
518 |
}
|
|
|
519 |
|
|
|
520 |
void CTestGraphicsContext::MapColors(const TRect &/*aRect*/,const TRgb */*aColors*/,TInt /*aNumPairs*/,TBool /*aMapForwards*/)
|
|
|
521 |
{}
|
|
|
522 |
|
|
|
523 |
TInt CTestGraphicsContext::SetClippingRegion(const TRegion &/*aRegion*/)
|
|
|
524 |
{
|
|
|
525 |
return KErrNone;
|
|
|
526 |
}
|
|
|
527 |
|
|
|
528 |
void CTestGraphicsContext::CancelClippingRegion()
|
|
|
529 |
{}
|
|
|
530 |
|
|
|
531 |
void CTestGraphicsContext::DrawTextVertical(const TDesC& /*aText*/,const TPoint& /*aPos*/,TBool /*aUp*/)
|
|
|
532 |
{}
|
|
|
533 |
|
|
|
534 |
void CTestGraphicsContext::DrawTextVertical(const TDesC& /*aText*/,const TRect& /*aBox*/,TInt /*aBaselineOffset*/,TBool /*aUp*/,TTextAlign /*aVert*/,TInt /*aMargin*/)
|
|
|
535 |
{}
|
|
|
536 |
|
|
|
537 |
/**
|
|
|
538 |
*
|
|
|
539 |
* DrawText - merely add line "drawn" to collection
|
|
|
540 |
*
|
|
|
541 |
*/
|
|
|
542 |
|
|
|
543 |
|
|
|
544 |
void CTestGraphicsContext::DrawText(const TDesC& aText,const TPoint& aPosition)
|
|
|
545 |
{
|
|
|
546 |
|
|
|
547 |
#ifdef PRINT_DRAWTEXT_LINES
|
|
|
548 |
|
|
|
549 |
_LIT(KDrawTextFormat, "DrawText called for position %d,%d:");
|
|
|
550 |
_LIT(KDrawTextTitle, "Text being drawn");
|
|
|
551 |
test.Printf(KDrawTextFormat, aPosition.iX, aPosition.iY);
|
|
|
552 |
PrintTestData(KDrawTextTitle, aText);
|
|
|
553 |
|
|
|
554 |
#endif /* PRINT_DRAWTEXT_LINES */
|
|
|
555 |
|
|
|
556 |
TTestGCDisplayLine thisLine;
|
|
|
557 |
thisLine.Set(aPosition, aText);
|
|
|
558 |
iLineArray.Append(thisLine);
|
|
|
559 |
|
|
|
560 |
}
|
|
|
561 |
|
|
|
562 |
void CTestGraphicsContext::DrawText(const TDesC& aText,const TRect& aBox,TInt aBaselineOffset,
|
|
|
563 |
TTextAlign /*aAlignment*/, TInt aLeftMargin)
|
|
|
564 |
{
|
|
|
565 |
TPoint pos(aBox.iBr.iX + aLeftMargin, aBox.iTl.iY + aBaselineOffset);
|
|
|
566 |
pos += iOrigin;
|
|
|
567 |
DrawText(aText, pos);
|
|
|
568 |
}
|
|
|
569 |
|
|
|
570 |
void CTestGraphicsContext::DrawText(const TDesC& aText, const TPoint& aPosition,
|
|
|
571 |
const TDrawTextParam&)
|
|
|
572 |
{
|
|
|
573 |
DrawText(aText, aPosition);
|
|
|
574 |
}
|
|
|
575 |
|
|
|
576 |
//
|
|
|
577 |
//
|
|
|
578 |
// CTestFont
|
|
|
579 |
//
|
|
|
580 |
//
|
|
|
581 |
TUid CTestFont::DoTypeUid() const
|
|
|
582 |
{
|
|
|
583 |
return TUid::Uid(12345);
|
|
|
584 |
}
|
|
|
585 |
|
|
|
586 |
TInt CTestFont::DoHeightInPixels() const
|
|
|
587 |
{
|
|
|
588 |
return 12;
|
|
|
589 |
}
|
|
|
590 |
|
|
|
591 |
TInt CTestFont::DoAscentInPixels() const
|
|
|
592 |
{
|
|
|
593 |
return 10;
|
|
|
594 |
}
|
|
|
595 |
|
|
|
596 |
TInt CTestFont::DoCharWidthInPixels(TChar aChar) const
|
|
|
597 |
{
|
|
|
598 |
switch (aChar)
|
|
|
599 |
{
|
|
|
600 |
case 0x200C:
|
|
|
601 |
case 0x200D:
|
|
|
602 |
case 0x200E:
|
|
|
603 |
case 0x200F:
|
|
|
604 |
case 0x202A:
|
|
|
605 |
case 0x202B:
|
|
|
606 |
case 0x202C:
|
|
|
607 |
case 0x202D:
|
|
|
608 |
case 0x202E:
|
|
|
609 |
case 0xFFFF:
|
|
|
610 |
return 0;
|
|
|
611 |
default:
|
|
|
612 |
return 10;
|
|
|
613 |
}
|
|
|
614 |
}
|
|
|
615 |
|
|
|
616 |
TInt CTestFont::DoTextWidthInPixels(const TDesC& aText) const
|
|
|
617 |
{
|
|
|
618 |
TInt total = 0;
|
|
|
619 |
const TText* p = aText.Ptr();
|
|
|
620 |
const TText* end = p + aText.Length();
|
|
|
621 |
for (;p != end; ++p)
|
|
|
622 |
total += CharWidthInPixels(*p);
|
|
|
623 |
return total;
|
|
|
624 |
}
|
|
|
625 |
|
|
|
626 |
TInt CTestFont::DoBaselineOffsetInPixels() const
|
|
|
627 |
{
|
|
|
628 |
return 10;
|
|
|
629 |
}
|
|
|
630 |
|
|
|
631 |
TInt CTestFont::DoTextCount(const TDesC& aText,TInt aWidthInPixels) const
|
|
|
632 |
{
|
|
|
633 |
TInt excess;
|
|
|
634 |
return DoTextCount(aText, aWidthInPixels, excess);
|
|
|
635 |
}
|
|
|
636 |
|
|
|
637 |
TInt CTestFont::DoTextCount(const TDesC& aText,TInt aWidthInPixels,TInt& aExcessWidthInPixels) const
|
|
|
638 |
{
|
|
|
639 |
aExcessWidthInPixels = aWidthInPixels;
|
|
|
640 |
const TText* start = aText.Ptr();
|
|
|
641 |
const TText* end = start + aText.Length();
|
|
|
642 |
const TText* p = start;
|
|
|
643 |
TInt width;
|
|
|
644 |
while (p != end
|
|
|
645 |
&& (width = CharWidthInPixels(*p)) <= aExcessWidthInPixels)
|
|
|
646 |
{
|
|
|
647 |
aExcessWidthInPixels -= width;
|
|
|
648 |
++p;
|
|
|
649 |
}
|
|
|
650 |
return p - start;
|
|
|
651 |
}
|
|
|
652 |
|
|
|
653 |
TInt CTestFont::DoMaxCharWidthInPixels() const
|
|
|
654 |
{
|
|
|
655 |
return 10;
|
|
|
656 |
}
|
|
|
657 |
|
|
|
658 |
TInt CTestFont::DoMaxNormalCharWidthInPixels() const
|
|
|
659 |
{
|
|
|
660 |
return 10;
|
|
|
661 |
}
|
|
|
662 |
|
|
|
663 |
TFontSpec CTestFont::DoFontSpecInTwips() const
|
|
|
664 |
{
|
|
|
665 |
return TFontSpec(KTestFontName, 12);
|
|
|
666 |
}
|
|
|
667 |
|
|
|
668 |
CFont::TCharacterDataAvailability
|
|
|
669 |
CTestFont::DoGetCharacterData(TUint aCode, TOpenFontCharMetrics& aMetrics,
|
|
|
670 |
const TUint8*& aBitmap, TSize& aBitmapSize) const
|
|
|
671 |
{
|
|
|
672 |
TInt width;
|
|
|
673 |
switch (aCode)
|
|
|
674 |
{
|
|
|
675 |
case 0x001B:
|
|
|
676 |
// ESC character should cause this fault; no character data available.
|
|
|
677 |
return CFont::ENoCharacterData;
|
|
|
678 |
case 'W':
|
|
|
679 |
// We want 'W' to have side-bearings
|
|
|
680 |
CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
|
|
|
681 |
width = aMetrics.Width();
|
|
|
682 |
aMetrics.SetHorizBearingX(-1);
|
|
|
683 |
aMetrics.SetWidth(width + 2);
|
|
|
684 |
return CFont::ECharacterWidthOnly ;
|
|
|
685 |
case 0x0648:
|
|
|
686 |
// Arabic Waw-- has massive left side-bearing
|
|
|
687 |
CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
|
|
|
688 |
width = aMetrics.Width();
|
|
|
689 |
aMetrics.SetHorizBearingX(-5);
|
|
|
690 |
aMetrics.SetWidth(width + 5);
|
|
|
691 |
return CFont::ECharacterWidthOnly ;
|
|
|
692 |
case 'X':
|
|
|
693 |
// We want 'X' to have a left side-bearing only
|
|
|
694 |
CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
|
|
|
695 |
aMetrics.SetHorizBearingX(-1);
|
|
|
696 |
return CFont::ECharacterWidthOnly ;
|
|
|
697 |
case 0x05EA:
|
|
|
698 |
// We want Hebrew Tav to have a +ve left side-bearing
|
|
|
699 |
CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
|
|
|
700 |
aMetrics.SetHorizBearingX(1);
|
|
|
701 |
return CFont::ECharacterWidthOnly ;
|
|
|
702 |
case 0x304B:
|
|
|
703 |
// We want Hiragana Ka to have a top end-bearing
|
|
|
704 |
CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
|
|
|
705 |
aMetrics.SetVertBearingY(-1);
|
|
|
706 |
return CFont::EAllCharacterData ;
|
|
|
707 |
case 0x0020:
|
|
|
708 |
CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
|
|
|
709 |
aMetrics.SetWidth(0);
|
|
|
710 |
aMetrics.SetHeight(0);
|
|
|
711 |
aMetrics.SetVertAdvance(0);
|
|
|
712 |
return CFont::ECharacterWidthOnly ;
|
|
|
713 |
default:
|
|
|
714 |
return CFont::DoGetCharacterData(aCode, aMetrics, aBitmap, aBitmapSize);
|
|
|
715 |
}
|
|
|
716 |
}
|