diff options
Diffstat (limited to 'filter/source/graphicfilter/epgm/epgm.cxx')
| -rw-r--r-- | filter/source/graphicfilter/epgm/epgm.cxx | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/filter/source/graphicfilter/epgm/epgm.cxx b/filter/source/graphicfilter/epgm/epgm.cxx new file mode 100644 index 000000000000..89fbc9929ab0 --- /dev/null +++ b/filter/source/graphicfilter/epgm/epgm.cxx @@ -0,0 +1,297 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_filter.hxx" + +#include <vcl/svapp.hxx> +#include <vcl/graph.hxx> +#include <vcl/bmpacc.hxx> +#include <vcl/msgbox.hxx> +#include <svl/solar.hrc> +#include <svtools/fltcall.hxx> +#include <svtools/FilterConfigItem.hxx> +#include "strings.hrc" +#include "dlgepgm.hrc" +#include "dlgepgm.hxx" + +//============================ PGMWriter ================================== + +class PGMWriter { + +private: + + SvStream* mpOStm; // Die auszugebende PGM-Datei + USHORT mpOStmOldModus; + + BOOL mbStatus; + UINT32 mnMode; + BitmapReadAccess* mpAcc; + ULONG mnWidth, mnHeight; // Bildausmass in Pixeln + + BOOL ImplWriteHeader(); + void ImplWriteBody(); + void ImplWriteNumber( sal_Int32 ); + + com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator > xStatusIndicator; + +public: + PGMWriter(); + ~PGMWriter(); + + BOOL WritePGM( const Graphic& rGraphic, SvStream& rPGM, FilterConfigItem* pFilterConfigItem ); +}; + +//=================== Methoden von PGMWriter ============================== + +PGMWriter::PGMWriter() : + mbStatus ( TRUE ), + mpAcc ( NULL ) +{ +} + +// ------------------------------------------------------------------------ + +PGMWriter::~PGMWriter() +{ +} + +// ------------------------------------------------------------------------ + +BOOL PGMWriter::WritePGM( const Graphic& rGraphic, SvStream& rPGM, FilterConfigItem* pFilterConfigItem ) +{ + + mpOStm = &rPGM; + + if ( pFilterConfigItem ) + { + mnMode = pFilterConfigItem->ReadInt32( String( RTL_CONSTASCII_USTRINGPARAM( "FileFormat" ) ), 0 ); + + xStatusIndicator = pFilterConfigItem->GetStatusIndicator(); + if ( xStatusIndicator.is() ) + { + rtl::OUString aMsg; + xStatusIndicator->start( aMsg, 100 ); + } + } + + BitmapEx aBmpEx( rGraphic.GetBitmapEx() ); + Bitmap aBmp = aBmpEx.GetBitmap(); + aBmp.Convert( BMP_CONVERSION_8BIT_GREYS ); + + mpOStmOldModus = mpOStm->GetNumberFormatInt(); + mpOStm->SetNumberFormatInt( NUMBERFORMAT_INT_BIGENDIAN ); + + mpAcc = aBmp.AcquireReadAccess(); + if( mpAcc ) + { + if ( ImplWriteHeader() ) + { + ImplWriteBody(); + } + aBmp.ReleaseAccess( mpAcc ); + } + else + mbStatus = FALSE; + + mpOStm->SetNumberFormatInt( mpOStmOldModus ); + + if ( xStatusIndicator.is() ) + xStatusIndicator->end(); + + return mbStatus; +} + +// ------------------------------------------------------------------------ + +BOOL PGMWriter::ImplWriteHeader() +{ + mnWidth = mpAcc->Width(); + mnHeight = mpAcc->Height(); + if ( mnWidth && mnHeight ) + { + if ( mnMode == 0 ) + *mpOStm << "P5\x0a"; + else + *mpOStm << "P2\x0a"; + + ImplWriteNumber( mnWidth ); + *mpOStm << (BYTE)32; + ImplWriteNumber( mnHeight ); + *mpOStm << (BYTE)32; + ImplWriteNumber( 255 ); // max. gray value + *mpOStm << (BYTE)10; + } + else + mbStatus = FALSE; + + return mbStatus; +} + +// ------------------------------------------------------------------------ + +void PGMWriter::ImplWriteBody() +{ + if ( mnMode == 0 ) + { + for ( ULONG y = 0; y < mnHeight; y++ ) + { + for ( ULONG x = 0; x < mnWidth; x++ ) + { + *mpOStm << (BYTE)( mpAcc->GetPixel( y, x ) ); + } + } + } + else + { + for ( ULONG y = 0; y < mnHeight; y++ ) + { + int nCount = 70; + for ( ULONG x = 0; x < mnWidth; x++ ) + { + BYTE nDat, nNumb; + if ( nCount < 0 ) + { + nCount = 69; + *mpOStm << (BYTE)10; + } + nDat = (BYTE)mpAcc->GetPixel( y, x ); + nNumb = nDat / 100; + if ( nNumb ) + { + *mpOStm << (BYTE)( nNumb + '0' ); + nDat -= ( nNumb * 100 ); + nNumb = nDat / 10; + *mpOStm << (BYTE)( nNumb + '0' ); + nDat -= ( nNumb * 10 ); + *mpOStm << (BYTE)( nDat + '0' ); + nCount -= 4; + } + else + { + nNumb = nDat / 10; + if ( nNumb ) + { + *mpOStm << (BYTE)( nNumb + '0' ); + nDat -= ( nNumb * 10 ); + *mpOStm << (BYTE)( nDat + '0' ); + nCount -= 3; + } + else + { + *mpOStm << (BYTE)( nDat + '0' ); + nCount -= 2; + } + } + *mpOStm << (BYTE)' '; + } + *mpOStm << (BYTE)10; + } + } +} + +// ------------------------------------------------------------------------ +// eine Dezimalzahl im ASCII format wird in den Stream geschrieben + +void PGMWriter::ImplWriteNumber( sal_Int32 nNumber ) +{ + const ByteString aNum( ByteString::CreateFromInt32( nNumber ) ); + + for( sal_Int16 n = 0UL, nLen = aNum.Len(); n < nLen; n++ ) + *mpOStm << aNum.GetChar( n ); + +} + +// ------------------------------------------------------------------------ + +// --------------------- +// - exported function - +// --------------------- + +extern "C" BOOL __LOADONCALLAPI GraphicExport( SvStream& rStream, Graphic& rGraphic, FilterConfigItem* pFilterConfigItem, BOOL ) +{ + PGMWriter aPGMWriter; + + return aPGMWriter.WritePGM( rGraphic, rStream, pFilterConfigItem ); +} + +// ------------------------------------------------------------------------ + +extern "C" BOOL __LOADONCALLAPI DoExportDialog( FltCallDialogParameter& rPara ) +{ + BOOL bRet = FALSE; + + if ( rPara.pWindow ) + { + ByteString aResMgrName( "epg" ); + ResMgr* pResMgr; + + pResMgr = ResMgr::CreateResMgr( aResMgrName.GetBuffer(), Application::GetSettings().GetUILocale() ); + + if( pResMgr ) + { + rPara.pResMgr = pResMgr; + bRet = ( DlgExportEPGM( rPara ).Execute() == RET_OK ); + delete pResMgr; + } + else + bRet = TRUE; + } + + return bRet; +} + +// ------------------------------------------------------------------------ +#ifndef GCC +#endif + +// --------------- +// - Win16 trash - +// --------------- + +#ifdef WIN + +static HINSTANCE hDLLInst = 0; + +extern "C" int CALLBACK LibMain( HINSTANCE hDLL, WORD, WORD nHeap, LPSTR ) +{ + if ( nHeap ) + UnlockData( 0 ); + + hDLLInst = hDLL; + + return TRUE; +} + +// ------------------------------------------------------------------------ + +extern "C" int CALLBACK WEP( int ) +{ + return 1; +} + +#endif |