LCOV - code coverage report
Current view: top level - filter/source/graphicfilter/eppm - eppm.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 88 0.0 %
Date: 2014-04-14 Functions: 0 7 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : 
      21             : #include <vcl/svapp.hxx>
      22             : #include <vcl/graph.hxx>
      23             : #include <vcl/bmpacc.hxx>
      24             : #include <vcl/msgbox.hxx>
      25             : #include <svl/solar.hrc>
      26             : #include <vcl/fltcall.hxx>
      27             : #include <vcl/FilterConfigItem.hxx>
      28             : 
      29             : //============================ PPMWriter ==================================
      30             : 
      31             : class PPMWriter {
      32             : 
      33             : private:
      34             : 
      35             :     SvStream& m_rOStm;          // Die auszugebende PPM-Datei
      36             :     sal_uInt16              mpOStmOldModus;
      37             : 
      38             :     sal_Bool                mbStatus;
      39             :     sal_Int32           mnMode;
      40             :     BitmapReadAccess*   mpAcc;
      41             :     sal_uLong               mnWidth, mnHeight;  // Bildausmass in Pixeln
      42             : 
      43             :     sal_Bool                ImplWriteHeader();
      44             :     void                ImplWriteBody();
      45             :     void                ImplWriteNumber( sal_Int32 );
      46             : 
      47             :     com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator > xStatusIndicator;
      48             : 
      49             : public:
      50             :                         PPMWriter(SvStream &rStrm);
      51             :                         ~PPMWriter();
      52             : 
      53             :     sal_Bool                WritePPM( const Graphic& rGraphic, FilterConfigItem* pFilterConfigItem );
      54             : };
      55             : 
      56             : //=================== Methods of PPMWriter ==============================
      57           0 : PPMWriter::PPMWriter(SvStream &rStrm)
      58             :     : m_rOStm(rStrm)
      59             :     , mpOStmOldModus(0)
      60             :     , mbStatus(true)
      61             :     , mnMode(0)
      62             :     , mpAcc(NULL)
      63             :     , mnWidth(0)
      64           0 :     , mnHeight(0)
      65             : {
      66           0 : }
      67             : 
      68           0 : PPMWriter::~PPMWriter()
      69             : {
      70           0 : }
      71             : 
      72             : 
      73             : 
      74           0 : sal_Bool PPMWriter::WritePPM( const Graphic& rGraphic, FilterConfigItem* pFilterConfigItem )
      75             : {
      76           0 :     if ( pFilterConfigItem )
      77             :     {
      78           0 :         mnMode = pFilterConfigItem->ReadInt32( "FileFormat", 0 );
      79             : 
      80           0 :         xStatusIndicator = pFilterConfigItem->GetStatusIndicator();
      81           0 :         if ( xStatusIndicator.is() )
      82             :         {
      83           0 :             OUString aMsg;
      84           0 :             xStatusIndicator->start( aMsg, 100 );
      85             :         }
      86             :     }
      87             : 
      88           0 :     BitmapEx    aBmpEx( rGraphic.GetBitmapEx() );
      89           0 :     Bitmap      aBmp = aBmpEx.GetBitmap();
      90           0 :     aBmp.Convert( BMP_CONVERSION_24BIT );
      91             : 
      92           0 :     mpOStmOldModus = m_rOStm.GetNumberFormatInt();
      93           0 :     m_rOStm.SetNumberFormatInt( NUMBERFORMAT_INT_BIGENDIAN );
      94             : 
      95           0 :     mpAcc = aBmp.AcquireReadAccess();
      96           0 :     if( mpAcc )
      97             :     {
      98           0 :         if ( ImplWriteHeader() )
      99             :         {
     100           0 :             ImplWriteBody();
     101             :         }
     102           0 :         aBmp.ReleaseAccess( mpAcc );
     103             :     }
     104             :     else
     105           0 :         mbStatus = sal_False;
     106             : 
     107           0 :     m_rOStm.SetNumberFormatInt( mpOStmOldModus );
     108             : 
     109           0 :     if ( xStatusIndicator.is() )
     110           0 :         xStatusIndicator->end();
     111             : 
     112           0 :     return mbStatus;
     113             : }
     114             : 
     115             : 
     116             : 
     117           0 : sal_Bool PPMWriter::ImplWriteHeader()
     118             : {
     119           0 :     mnWidth = mpAcc->Width();
     120           0 :     mnHeight = mpAcc->Height();
     121           0 :     if ( mnWidth && mnHeight )
     122             :     {
     123           0 :         if ( mnMode == 0 )
     124           0 :             m_rOStm.WriteCharPtr( "P6\x0a" );
     125             :         else
     126           0 :             m_rOStm.WriteCharPtr( "P3\x0a" );
     127             : 
     128           0 :         ImplWriteNumber( mnWidth );
     129           0 :         m_rOStm.WriteUChar( (sal_uInt8)32 );
     130           0 :         ImplWriteNumber( mnHeight );
     131           0 :         m_rOStm.WriteUChar( (sal_uInt8)32 );
     132           0 :         ImplWriteNumber( 255 );         // max. col.
     133           0 :         m_rOStm.WriteUChar( (sal_uInt8)10 );
     134             :     }
     135             :     else
     136           0 :         mbStatus = sal_False;
     137             : 
     138           0 :     return mbStatus;
     139             : }
     140             : 
     141             : 
     142             : 
     143           0 : void PPMWriter::ImplWriteBody()
     144             : {
     145           0 :     if ( mnMode == 0 )
     146             :     {
     147           0 :         for ( sal_uLong y = 0; y < mnHeight; y++ )
     148             :         {
     149           0 :             for ( sal_uLong x = 0; x < mnWidth; x++ )
     150             :             {
     151           0 :                 const BitmapColor& rColor = mpAcc->GetPixel( y, x );
     152           0 :                 m_rOStm.WriteUChar( rColor.GetRed() );
     153           0 :                 m_rOStm.WriteUChar( rColor.GetGreen() );
     154           0 :                 m_rOStm.WriteUChar( rColor.GetBlue() );
     155           0 :             }
     156             :         }
     157             :     }
     158             :     else
     159             :     {
     160           0 :         for ( sal_uLong y = 0; y < mnHeight; y++ )
     161             :         {
     162           0 :             int nCount = 70;
     163           0 :             for ( sal_uLong x = 0; x < mnWidth; x++ )
     164             :             {
     165             :                 sal_uInt8 i, nDat[3], nNumb;
     166           0 :                 if ( nCount < 0 )
     167             :                 {
     168           0 :                     nCount = 69;
     169           0 :                     m_rOStm.WriteUChar( (sal_uInt8)10 );
     170             :                 }
     171           0 :                 nDat[0] = mpAcc->GetPixel( y, x ).GetRed();
     172           0 :                 nDat[1] = mpAcc->GetPixel( y, x ).GetGreen();
     173           0 :                 nDat[2] = mpAcc->GetPixel( y, x ).GetBlue();
     174           0 :                 for ( i = 0; i < 3; i++ )
     175             :                 {
     176           0 :                     nNumb = nDat[ i ] / 100;
     177           0 :                     if ( nNumb )
     178             :                     {
     179           0 :                         m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
     180           0 :                         nDat[ i ] -= ( nNumb * 100 );
     181           0 :                         nNumb = nDat[ i ] / 10;
     182           0 :                         m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
     183           0 :                         nDat[ i ] -= ( nNumb * 10 );
     184           0 :                         m_rOStm.WriteUChar( (sal_uInt8)( nDat[ i ] + '0' ) );
     185           0 :                         nCount -= 4;
     186             :                     }
     187             :                     else
     188             :                     {
     189           0 :                         nNumb = nDat[ i ] / 10;
     190           0 :                         if ( nNumb )
     191             :                         {
     192           0 :                             m_rOStm.WriteUChar( (sal_uInt8)( nNumb + '0' ) );
     193           0 :                             nDat[ i ] -= ( nNumb * 10 );
     194           0 :                             m_rOStm.WriteUChar( (sal_uInt8)( nDat[ i ] + '0' ) );
     195           0 :                             nCount -= 3;
     196             :                         }
     197             :                         else
     198             :                         {
     199           0 :                             m_rOStm.WriteUChar( (sal_uInt8)( nDat[ i ] + '0' ) );
     200           0 :                             nCount -= 2;
     201             :                         }
     202             :                     }
     203           0 :                     m_rOStm.WriteUChar( (sal_uInt8)' ' );
     204             :                 }
     205             :             }
     206           0 :             m_rOStm.WriteUChar( (sal_uInt8)10 );
     207             :         }
     208             :     }
     209           0 : }
     210             : 
     211             : 
     212             : // a decimal number in ASCII format is being written into the stream
     213             : 
     214           0 : void PPMWriter::ImplWriteNumber(sal_Int32 nNumber)
     215             : {
     216           0 :     const OString aNum(OString::number(nNumber));
     217           0 :     m_rOStm.WriteCharPtr( aNum.getStr() );
     218           0 : }
     219             : 
     220             : 
     221             : 
     222             : 
     223             : // - exported function -
     224             : 
     225             : 
     226             : // this needs to be kept in sync with
     227             : // ImpFilterLibCacheEntry::GetImportFunction() from
     228             : // vcl/source/filter/graphicfilter.cxx
     229             : #if defined(DISABLE_DYNLOADING)
     230             : #define GraphicExport eppGraphicExport
     231             : #endif
     232             : 
     233             : extern "C" SAL_DLLPUBLIC_EXPORT bool SAL_CALL
     234           0 : GraphicExport( SvStream& rStream, Graphic& rGraphic, FilterConfigItem* pFilterConfigItem )
     235             : {
     236           0 :     PPMWriter aPPMWriter(rStream);
     237           0 :     return aPPMWriter.WritePPM( rGraphic, pFilterConfigItem );
     238             : }
     239             : 
     240             : 
     241             : 
     242             : 
     243             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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