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             : #ifndef INCLUDED_VCL_SOURCE_FILTER_WMF_EMFWR_HXX
      21             : #define INCLUDED_VCL_SOURCE_FILTER_WMF_EMFWR_HXX
      22             : 
      23             : #include <vcl/metaact.hxx>
      24             : #include <vcl/graph.hxx>
      25             : #include <vcl/gdimtf.hxx>
      26             : #include <vcl/virdev.hxx>
      27             : #include <vcl/fltcall.hxx>
      28             : 
      29             : class LineInfo;
      30             : namespace basegfx { class B2DPolygon; }
      31             : 
      32          79 : class EMFWriter
      33             : {
      34             : private:
      35             : 
      36             :     ScopedVclPtr<VirtualDevice> maVDev;
      37             :     MapMode             maDestMapMode;
      38             :     SvStream& m_rStm;
      39             :     bool*               mpHandlesUsed;
      40             :     sal_uLong               mnHandleCount;
      41             :     sal_uLong               mnRecordCount;
      42             :     sal_uLong               mnRecordPos;
      43             :     sal_uLong               mnRecordPlusPos;
      44             :     bool                mbRecordOpen;
      45             :     bool                mbRecordPlusOpen;
      46             :     bool                mbLineChanged;
      47             :     sal_uInt32          mnLineHandle;
      48             :     bool                mbFillChanged;
      49             :     sal_uInt32          mnFillHandle;
      50             :     bool                mbTextChanged;
      51             :     sal_uInt32          mnTextHandle;
      52             :     sal_uInt32          mnHorTextAlign;
      53             : 
      54             :     void                ImplBeginRecord( sal_uInt32 nType );
      55             :     void                ImplEndRecord();
      56             :     void                ImplBeginPlusRecord( sal_uInt16 nType, sal_uInt16 nFlags );
      57             :     void                ImplEndPlusRecord();
      58             :     void                ImplPlusRecord( sal_uInt16 nType, sal_uInt16 nFlags );
      59             :     void                ImplBeginCommentRecord( sal_Int32 nCommentType );
      60             :     void                ImplEndCommentRecord();
      61             : 
      62             :     sal_uLong               ImplAcquireHandle();
      63             :     void                ImplReleaseHandle( sal_uLong nHandle );
      64             : 
      65             :     bool                ImplPrepareHandleSelect( sal_uInt32& rHandle, sal_uLong nSelectType );
      66             :     void                ImplCheckLineAttr();
      67             :     void                ImplCheckFillAttr();
      68             :     void                ImplCheckTextAttr();
      69             : 
      70             :     void                ImplWriteColor( const Color& rColor );
      71             :     void                ImplWriteRasterOp( RasterOp eRop );
      72             :     void                ImplWriteExtent( long nExtent );
      73             :     void                ImplWritePoint( const Point& rPoint );
      74             :     void                ImplWriteSize( const Size& rSize);
      75             :     void                ImplWriteRect( const Rectangle& rRect );
      76             :     void                ImplWritePath( const tools::PolyPolygon& rPolyPoly, bool bClose );
      77             :     void                ImplWritePolygonRecord( const Polygon& rPoly, bool bClose );
      78             :     void                ImplWritePolyPolygonRecord( const tools::PolyPolygon& rPolyPoly );
      79             :     void                ImplWriteBmpRecord( const Bitmap& rBmp, const Point& rPt, const Size& rSz, sal_uInt32 nROP );
      80             :     void                ImplWriteTextRecord( const Point& rPos, const OUString& rText, const long* pDXArray, sal_uInt32 nWidth );
      81             : 
      82             :     void                Impl_handleLineInfoPolyPolygons(const LineInfo& rInfo, const basegfx::B2DPolygon& rLinePolygon);
      83             :     void                ImplWrite( const GDIMetaFile& rMtf );
      84             :     void                WriteEMFPlusHeader( const Size &rMtfSizePix, const Size &rMtfSizeLog );
      85             :     void                ImplWritePlusEOF();
      86             :     void                ImplWritePlusFillPolygonRecord( const Polygon& rPoly, const sal_uInt32& nTrans );
      87             :     void                ImplWritePlusColor( const Color& rColor, const sal_uInt32& nTrans );
      88             :     void                ImplWritePlusPoint( const Point& rPoint );
      89             : 
      90             : public:
      91             : 
      92          79 :     explicit EMFWriter(SvStream &rStream)
      93             :         : maVDev( VclPtr<VirtualDevice>::Create() )
      94             :         , m_rStm(rStream)
      95             :         , mpHandlesUsed(NULL)
      96             :         , mnHandleCount(0)
      97             :         , mnRecordCount(0)
      98             :         , mnRecordPos(0)
      99             :         , mnRecordPlusPos(0)
     100             :         , mbRecordOpen(false)
     101             :         , mbRecordPlusOpen(false)
     102             :         , mbLineChanged(false)
     103             :         , mnLineHandle(0)
     104             :         , mbFillChanged(false)
     105             :         , mnFillHandle(0)
     106             :         , mbTextChanged(false)
     107             :         , mnTextHandle(0)
     108          79 :         , mnHorTextAlign(0)
     109             :     {
     110          79 :     }
     111             : 
     112             :     bool WriteEMF(const GDIMetaFile& rMtf);
     113             : };
     114             : 
     115             : #endif // INCLUDED_VCL_SOURCE_FILTER_WMF_EMFWR_HXX
     116             : 
     117             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */