binfilter/inc/bf_svx/xmlgrhlp.hxx

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  30
  31 #ifndef _XMLGRHLP_HXX
  32 #define _XMLGRHLP_HXX
  33
  34 #ifndef _CPPUHELPER_COMPBASE2_HXX_
  35 #include <cppuhelper/compbase2.hxx>
  36 #endif
  37
  38 #include <bf_so3/svstor.hxx>
  39
  40 #ifndef _BF_GOODIES_GRAPHICOBJECT_HXX
  41 #include <bf_goodies/graphicobject.hxx>
  42 #endif
  43 #include <vector>
  44 #include <set>
  45 #include <utility>
  46
  47 #ifndef _COM_SUN_STAR_DOCUMENT_XGRAPHICOBJECTRESOLVER_HPP_
  48 #include <com/sun/star/document/XGraphicObjectResolver.hpp>
  49 #endif
  50 #ifndef _COM_SUN_STAR_DOCUMENT_XBINARYSTREAMRESOLVER_HPP_
  51 #include <com/sun/star/document/XBinaryStreamResolver.hpp>
  52 #endif
  53 class SotStorage;
  54 namespace binfilter {
  55
  56 // ----------------------
  57 // - SvXMLGraphicHelper -
  58 // ----------------------
  59
  60 enum SvXMLGraphicHelperMode
  61 {
  62     GRAPHICHELPER_MODE_READ = 0,
  63     GRAPHICHELPER_MODE_WRITE = 1
  64 };
  65
  66 // ----------------------
  67 // - SvXMLGraphicHelper -
  68 // ----------------------
  69
  70
  71 class SvXMLGraphicHelper : public ::cppu::WeakComponentImplHelper2<     ::com::sun::star::document::XGraphicObjectResolver,
  72                                                                     ::com::sun::star::document::XBinaryStreamResolver >
  73 {
  74 private:
  75
  76     typedef ::std::pair< ::rtl::OUString, ::rtl::OUString >                                                 URLPair;
  77     typedef ::std::vector< URLPair >                                                                                            URLPairVector;
  78     typedef ::std::vector< BfGraphicObject >                                                                                    GraphicObjectVector;
  79     typedef ::std::set< ::rtl::OUString >                                                                                       URLSet;
  80     typedef ::std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > >    GraphicOutputStreamVector;
  81
  82     ::osl::Mutex                                maMutex;
  83     SotStorage*                                 mpRootStorage;
  84     SotStorageRef                               mxGraphicStorage;
  85     ::rtl::OUString                             maCurStorageName;
  86     URLPairVector                               maGrfURLs;
  87     GraphicObjectVector                 maGrfObjs;
  88     GraphicOutputStreamVector   maGrfStms;
  89     URLSet                                              maURLSet;
  90     SvXMLGraphicHelperMode              meCreateMode;
  91     sal_Bool                    mbDirect;
  92
  93     sal_Bool                                    ImplGetStreamNames( const ::rtl::OUString& rURLStr,
  94                                                     ::rtl::OUString& rPictureStorageName,
  95                                                     ::rtl::OUString& rPictureStreamName );
  96     SotStorageRef                               ImplGetGraphicStorage( const ::rtl::OUString& rPictureStorageName );
  97     SotStorageStreamRef                 ImplGetGraphicStream( const ::rtl::OUString& rPictureStorageName,
  98                                                       const ::rtl::OUString& rPictureStreamName,
  99                                                       BOOL bTruncate );
 100     String                      ImplGetGraphicMimeType( const String& rFileName ) const;
 101     Graphic                                             ImplReadGraphic( const ::rtl::OUString& rPictureStorageName,
 102                                                  const ::rtl::OUString& rPictureStreamName );
 103     sal_Bool                                    ImplWriteGraphic( const ::rtl::OUString& rPictureStorageName,
 104                                                   const ::rtl::OUString& rPictureStreamName,
 105                                                   const ::rtl::OUString& rGraphicId );
 106     void                                                ImplInsertGraphicURL( const ::rtl::OUString& rURLStr, sal_uInt32 nInsertPos );
 107
 108 protected:
 109                                 SvXMLGraphicHelper();
 110                                 ~SvXMLGraphicHelper();
 111     void                                                Init( SotStorage* pXMLStorage,
 112                                       SvXMLGraphicHelperMode eCreateMode,
 113                                       BOOL bDirect );
 114
 115     virtual void SAL_CALL               disposing();
 116
 117 public:
 118                                 SvXMLGraphicHelper( SvXMLGraphicHelperMode eCreateMode );
 119
 120     static SvXMLGraphicHelper*  Create( SotStorage& rXMLStorage,
 121                                         SvXMLGraphicHelperMode eCreateMode,
 122                                         BOOL bDirect = TRUE );
 123     static SvXMLGraphicHelper*  Create( SvXMLGraphicHelperMode eCreateMode );
 124
 125     static void                                 Destroy( SvXMLGraphicHelper* pSvXMLGraphicHelper );
 126
 127     void                                                Flush();
 128
 129 public:
 130
 131     // XGraphicObjectResolver
 132     virtual ::rtl::OUString SAL_CALL resolveGraphicObjectURL( const ::rtl::OUString& aURL ) throw(::com::sun::star::uno::RuntimeException);
 133
 134     // XBinaryStreamResolver
 135     virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream( const ::rtl::OUString& rURL ) throw (::com::sun::star::uno::RuntimeException);
 136     virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > SAL_CALL createOutputStream(  ) throw (::com::sun::star::uno::RuntimeException);
 137     virtual ::rtl::OUString SAL_CALL resolveOutputStream( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >& rxBinaryStream ) throw (::com::sun::star::uno::RuntimeException);
 138 };
 139
 140 }//end of namespace binfilter
 141 #endif