1 // genbmp.cpp

     2 // 

     3 // Copyright (c) 2009 - 2010 Accenture. All rights reserved.

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

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

     6 // which accompanies this distribution, and is available

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

     8 // 

     9 // Initial Contributors:

    10 // Accenture - Initial contribution

    11 //

    12 

    13 #include <fshell/ioutils.h>

    14 #include <gdi.h>

    15 #include <fbs.h>

    16 #include <imageconversion.h>

    17 

    18 using namespace IoUtils;

    19 

    20 class CCmdGenbmp : public CCommandBase

    21 	{

    22 public:

    23 	static CCommandBase* NewLC();

    24 	~CCmdGenbmp();

    25 private:

    26 	CCmdGenbmp();

    27 private: // From CCommandBase.

    28 	virtual const TDesC& Name() const;

    29 	virtual void DoRunL();

    30 	virtual void ArgumentsL(RCommandArgumentList& aArguments);

    31 	virtual void OptionsL(RCommandOptionList& aOptions);

    32 private: // From CActive.

    33 	virtual void RunL();

    34 private:

    35 	RFbsSession iFbsSession;

    36 	CFbsBitmap* iBitmap;

    37 	CFbsBitmapDevice* iBitmapDevice;

    38 	CBitmapContext* iBitmapContext;

    39 	CImageEncoder* iImageEncoder;

    40 	RFile iFile;

    41 	TFileName2 iFileName;

    42 	RPointerArray<HBufC> iText;

    43 	TSize iSize;

    44 	TUint32 iForegroundColor;

    45 	TUint32 iBackgroundColor;

    46 	HBufC* iTypefaceName;

    47 	TInt iMaxFontHeight;

    48 	TInt iGap;

    49 	};

    50 

    51 

    52 CCommandBase* CCmdGenbmp::NewLC()

    53 	{

    54 	CCmdGenbmp* self = new(ELeave) CCmdGenbmp();

    55 	CleanupStack::PushL(self);

    56 	self->BaseConstructL();

    57 	return self;

    58 	}

    59 

    60 CCmdGenbmp::~CCmdGenbmp()

    61 	{

    62 	delete iTypefaceName;

    63 	delete iImageEncoder;

    64 	delete iBitmapContext;

    65 	delete iBitmapDevice;

    66 	delete iBitmap;

    67 	iFbsSession.Disconnect();

    68 	iFile.Close();

    69 	iText.ResetAndDestroy();

    70 	REComSession::FinalClose();

    71 	}

    72 

    73 CCmdGenbmp::CCmdGenbmp()

    74 	: iSize(150, 150), iForegroundColor(0xffffff), iBackgroundColor(0x000000), iMaxFontHeight(15), iGap(10)

    75 	{

    76 	}

    77 

    78 const TDesC& CCmdGenbmp::Name() const

    79 	{

    80 	_LIT(KName, "genbmp");	

    81 	return KName;

    82 	}

    83 

    84 void CCmdGenbmp::DoRunL()

    85 	{

    86 	LeaveIfErr(iFbsSession.Connect(FsL()), _L("Couldn't connect to the Font & Bitmap Server"));

    87 	iBitmap = new(ELeave)CFbsBitmap;

    88 	User::LeaveIfError(iBitmap->Create(iSize, EColor16));

    89 	iBitmapDevice = CFbsBitmapDevice::NewL(iBitmap);

    90 	LeaveIfErr(iBitmapDevice->CreateBitmapContext(iBitmapContext), _L("Couldn't create bitmap context"));

    91 	iBitmapContext->SetPenColor(iForegroundColor);

    92 	iBitmapContext->SetPenStyle(CGraphicsContext::ENullPen);

    93 	iBitmapContext->SetBrushColor(iBackgroundColor);

    94 	iBitmapContext->SetBrushStyle(CGraphicsContext::ESolidBrush);

    95 

    96 	TFontSpec fontSpec;

    97 	fontSpec.iTypeface.iName = iTypefaceName ? *iTypefaceName : _L("Arial");

    98 	fontSpec.iTypeface.SetIsSymbol(EFalse);

    99 	CFont* font;

   100 	LeaveIfErr(iBitmapDevice->GetNearestFontToMaxHeightInPixels(font, fontSpec, iMaxFontHeight), _L("Couldn't get suitable font"));

   101 	iBitmapContext->DrawRect(iSize);

   102 	iBitmapContext->UseFont(font);

   103 

   104 	TPoint linePos(iGap, iGap + iMaxFontHeight);

   105 	const TInt numLines = iText.Count();

   106 	for (TInt i = 0; i < numLines; ++i)

   107 		{

   108 		iBitmapContext->DrawText(*(iText[i]), linePos);

   109 		linePos.iY += (iGap + iMaxFontHeight);

   110 		}

   111 

   112 	iBitmapContext->DiscardFont();

   113 

   114 	LeaveIfErr(iFile.Replace(FsL(), iFileName, EFileWrite), _L("Unable to open \"%S\" for writing"), &iFileName);

   115 	iImageEncoder = CImageEncoder::FileNewL(iFile, CImageEncoder::EOptionNone, KImageTypeBMPUid);

   116 	iImageEncoder->Convert(&iStatus, *iBitmap);

   117 	SetActive();

   118 	}

   119 

   120 void CCmdGenbmp::ArgumentsL(RCommandArgumentList& aArguments)

   121 	{

   122 	_LIT(KArgFileName, "file_name");

   123 	aArguments.AppendFileNameL(iFileName, KArgFileName);

   124 

   125 	_LIT(KArgText, "text");

   126 	aArguments.AppendStringL(iText, KArgText);

   127 	}

   128 

   129 void CCmdGenbmp::OptionsL(RCommandOptionList& aOptions)

   130 	{

   131 	_LIT(KOptForegroundColor, "foreground-color");

   132 	aOptions.AppendUintL((TUint&)iForegroundColor, KOptForegroundColor);

   133 

   134 	_LIT(KOptBackgroundColor, "background-color");

   135 	aOptions.AppendUintL((TUint&)iBackgroundColor, KOptBackgroundColor);

   136 

   137 	_LIT(KOptWidth, "width");

   138 	aOptions.AppendIntL(iSize.iWidth, KOptWidth);

   139 

   140 	_LIT(KOptHeight, "height");

   141 	aOptions.AppendIntL(iSize.iHeight, KOptHeight);

   142 

   143 	_LIT(KOptTypefaceName, "typeface");

   144 	aOptions.AppendStringL(iTypefaceName, KOptTypefaceName);

   145 

   146 	_LIT(KOptMaxFontHeight, "max-font-height");

   147 	aOptions.AppendIntL(iMaxFontHeight, KOptMaxFontHeight);

   148 

   149 	_LIT(KOptGap, "gap");

   150 	aOptions.AppendIntL(iGap, KOptGap);

   151 	}

   152 	

   153 void CCmdGenbmp::RunL()

   154 	{

   155 	LeaveIfErr(iStatus.Int(), _L("Encode to BMP failed"));

   156 	Complete(KErrNone);

   157 	}

   158 

   159 

   160 EXE_BOILER_PLATE(CCmdGenbmp)

   161