xarlib/xarlib.h

   1 /* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
   2 ============================XARAHEADERSTART================================
   3            Xara X/Xtreme, a vector drawing and manipulation program.
   4                     Copyright (C) 2005 Xara Group Ltd.
   5
   6 This program is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free Software
   8 Foundation; either version 2 of the License, or (at your option) any later
   9 version.
  10
  11 This program is distributed in the hope that it will be useful, but WITHOUT
  12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13 FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License along with
  16 this program; if not, write to the Free Software Foundation, Inc., 51
  17 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18
  19 Users wishing to use this library in proprietary products which are not
  20 themselves to be released under the GNU Public License should contact Xara for
  21 a license to do so. Such a license will normally be granted free of charge.
  22
  23       Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK.
  24                         http://www.xara.com/
  25
  26 ===========================XARAHEADEREND===================================*/
  27
  28 #ifndef INC_XARLIB
  29 #define INC_XARLIB
  30
  31 #include "camtypes.h"
  32 #include "cxftags.h"
  33 #include "cxfrec.h"
  34
  35 class CXaraFileRecord;
  36 class CXaraFile;
  37 class CCDiskFile;
  38 class CCMemFile;
  39
  40 typedef BOOL (RecordHandler)(void*, CXaraFileRecord*);
  41
  42 class CXarImport
  43 {
  44 public:
  45         virtual ~CXarImport() {};
  46         virtual BOOL PrepareImport() = 0;
  47         virtual BOOL PrepareImport(TCHAR* pFileName) = 0;
  48 #if defined(USE_COM_STREAM)
  49         virtual BOOL PrepareImport(IStream* pStream) = 0;
  50 #endif  // defined(USE_COM_STREAM)
  51         virtual BOOL PrepareImport(BYTE* pBuffer, UINT32 Size) = 0;
  52         virtual BOOL SetHandler(void* pMagic, RecordHandler* pHandlerFunk) = 0;
  53         virtual BOOL DoImport() = 0;
  54 };
  55
  56 class CXarExport
  57 {
  58 public:
  59         virtual ~CXarExport() {};
  60         virtual BOOL StartExport() = 0;
  61         virtual BOOL StartExport(TCHAR* pFileName) = 0;
  62 #if defined(USE_COM_STREAM)
  63         virtual BOOL StartExport(IStream* pStream) = 0;
  64 #endif  // defined(USE_COM_STREAM)
  65         virtual BOOL StartBufferedExport() = 0;
  66         virtual BOOL WriteRecord(CXaraFileRecord* pRecord, UINT32* pRecordNum = NULL) = 0;
  67         virtual BOOL WriteZeroSizedRecord(UINT32 Tag, UINT32* pRecordNum = NULL) = 0;
  68         virtual BOOL GetExportBuffer(BYTE** ppBuffer, UINT32* pSize) = 0;
  69 };
  70
  71 namespace XarLibrary
  72 {
  73         CXarImport* CreateImporter();
  74         CXarExport* CreateExporter();
  75 }
  76
  77 #endif