svgtopt/SVG/SVGRecog/src/SvgRecognizer.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 19 Feb 2010 23:44:22 +0200
branchRCL_3
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/*
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* Copyright (c) 2003 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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#include <apmrec.h>
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#include <apmstd.h>
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#include <f32file.h>
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#include <implementationproxy.h>
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#include "SvgRecognizer.h"
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// --------------------------------------------------------------------------
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// CSvgRecognizer::CSvgRecognizer() : CApaDataRecognizerType( KUidMimeSvgRecognizer,
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// ---------------------------------------------------------------------------
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CSvgRecognizer::CSvgRecognizer() : CApaDataRecognizerType( KUidMimeSvgRecognizer,
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                                                           CApaDataRecognizerType::ELow )
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    {
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    iCountDataTypes = 1;
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    }
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// --------------------------------------------------------------------------
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// TUint CSvgRecognizer::PreferredBufSize()
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// ---------------------------------------------------------------------------
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TUint CSvgRecognizer::PreferredBufSize()
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    {
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    return KMaxBufferLength;
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    }
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// --------------------------------------------------------------------------
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// TDataType CSvgRecognizer::SupportedDataTypeL( TInt /*aIndex */) const
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// ---------------------------------------------------------------------------
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TDataType CSvgRecognizer::SupportedDataTypeL( TInt /*aIndex */) const
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    {
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    return TDataType( KDataTypeImageSvg );
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    }
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// --------------------------------------------------------------------------
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// void CSvgRecognizer::DoRecognizeL( const TDesC& aName,
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// ---------------------------------------------------------------------------
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void CSvgRecognizer::DoRecognizeL( const TDesC& aName,
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                                   const TDesC8& /*aBuffer */)
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    {
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    iConfidence = ENotRecognized;
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    const TInt positionOfLastDot = aName.LocateReverse( '.' );
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    if ( positionOfLastDot >= 0 )
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        { //check the extension
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        const TPtrC ext = aName.Mid( positionOfLastDot );
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        /* SVGEngine suppported file extensions */
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        _LIT(KSvgExt1, ".svg");
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        _LIT(KSvgExt2, ".svgz");
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        _LIT(KSvgExt3, ".svgb");
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        if ( ext.CompareF( KSvgExt1 ) == 0 ||
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             ext.CompareF( KSvgExt2 ) == 0 ||
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             ext.CompareF( KSvgExt3 ) == 0 )
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            {
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            iConfidence = ECertain;
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            iDataType = TDataType( KDataTypeImageSvg );
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            }
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        }
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    }
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// --------------------------------------------------------------------------
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// CApaDataRecognizerType* CSvgRecognizer::CreateRecognizerL()
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// ---------------------------------------------------------------------------
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CApaDataRecognizerType* CSvgRecognizer::CreateRecognizerL()
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    {
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    CApaDataRecognizerType* lSvgDataRecogType = NULL;
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    lSvgDataRecogType = new (ELeave) CSvgRecognizer();
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    return lSvgDataRecogType; // NULL if new failed
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    }
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// --------------------------------------------------------------------------
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// const TImplementationProxy SvgRecogImplTable[] =
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// ---------------------------------------------------------------------------
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const TImplementationProxy SvgRecogImplTable[] =
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  {
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    IMPLEMENTATION_PROXY_ENTRY(KImplementationValue, CSvgRecognizer::CreateRecognizerL)
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  };
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// --------------------------------------------------------------------------
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// EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aImplTableCount)
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// ---------------------------------------------------------------------------
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EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aImplTableCount)
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    {
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    aImplTableCount = sizeof(SvgRecogImplTable) / sizeof(TImplementationProxy);
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    return SvgRecogImplTable;
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    }