X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b9943f8e8fc03fbd47a7ef7100e217318838d6a6..c9d01afd8237e2a63c11f5ef4050d57a8651b2db:/include/wx/image.h diff --git a/include/wx/image.h b/include/wx/image.h index fb0ebb3bfe..04c131e040 100644 --- a/include/wx/image.h +++ b/include/wx/image.h @@ -35,10 +35,19 @@ class WXDLLEXPORT wxPNGHandler; #if wxUSE_LIBJPEG class WXDLLEXPORT wxJPEGHandler; #endif +#if wxUSE_LIBTIFF +class WXDLLEXPORT wxTIFFHandler; +#endif class WXDLLEXPORT wxBMPHandler; +#if wxUSE_GIF class WXDLLEXPORT wxGIFHandler; +#endif +#if wxUSE_PNM class WXDLLEXPORT wxPNMHandler; +#endif +#if wxUSE_PCX class WXDLLEXPORT wxPCXHandler; +#endif class WXDLLEXPORT wxImage; //----------------------------------------------------------------------------- @@ -47,29 +56,33 @@ class WXDLLEXPORT wxImage; class WXDLLEXPORT wxImageHandler: public wxObject { - DECLARE_DYNAMIC_CLASS(wxImageHandler) + DECLARE_CLASS(wxImageHandler) public: wxImageHandler() { m_name = ""; m_extension = ""; m_type = 0; } #if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); + virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 ); virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); + + virtual int GetImageCount( wxInputStream& stream ); - virtual bool CanRead( wxInputStream& stream ); - virtual bool CanRead( const wxString& name ); + bool CanRead( wxInputStream& stream ) { return DoCanRead(stream); } + bool CanRead( const wxString& name ); #endif - inline void SetName(const wxString& name) { m_name = name; } - inline void SetExtension(const wxString& ext) { m_extension = ext; } - inline void SetType(long type) { m_type = type; } - inline void SetMimeType(const wxString& type) { m_mime = type; } - inline wxString GetName() const { return m_name; } - inline wxString GetExtension() const { return m_extension; } - inline long GetType() const { return m_type; } - inline wxString GetMimeType() const { return m_mime; } + void SetName(const wxString& name) { m_name = name; } + void SetExtension(const wxString& ext) { m_extension = ext; } + void SetType(long type) { m_type = type; } + void SetMimeType(const wxString& type) { m_mime = type; } + wxString GetName() const { return m_name; } + wxString GetExtension() const { return m_extension; } + long GetType() const { return m_type; } + wxString GetMimeType() const { return m_mime; } protected: + virtual bool DoCanRead( wxInputStream& stream ) = 0; + wxString m_name; wxString m_extension; wxString m_mime; @@ -97,9 +110,9 @@ public: }; #if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); + virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 ); virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); + virtual bool DoCanRead( wxInputStream& stream ); #endif }; #endif @@ -124,9 +137,37 @@ public: }; #if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); + virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 ); + virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); + virtual bool DoCanRead( wxInputStream& stream ); +#endif +}; +#endif + +//----------------------------------------------------------------------------- +// wxTIFFHandler +//----------------------------------------------------------------------------- + +#if wxUSE_LIBTIFF +class WXDLLEXPORT wxTIFFHandler: public wxImageHandler +{ + DECLARE_DYNAMIC_CLASS(wxTIFFHandler) + +public: + + inline wxTIFFHandler() + { + m_name = "TIFF file"; + m_extension = "tif"; + m_type = wxBITMAP_TYPE_TIF; + m_mime = "image/tiff"; + }; + +#if wxUSE_STREAMS + virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 ); virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); + virtual bool DoCanRead( wxInputStream& stream ); + virtual int GetImageCount( wxInputStream& stream ); #endif }; #endif @@ -150,8 +191,8 @@ public: }; #if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); + virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 ); + virtual bool DoCanRead( wxInputStream& stream ); #endif }; @@ -159,6 +200,8 @@ public: // wxGIFHandler //----------------------------------------------------------------------------- +#if wxUSE_GIF + class WXDLLEXPORT wxGIFHandler : public wxImageHandler { DECLARE_DYNAMIC_CLASS(wxGIFHandler) @@ -174,16 +217,18 @@ public: }; #if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); + virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 ); virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); + virtual bool DoCanRead( wxInputStream& stream ); #endif }; +#endif //----------------------------------------------------------------------------- // wxPNMHandler //----------------------------------------------------------------------------- +#if wxUSE_PNM class WXDLLEXPORT wxPNMHandler : public wxImageHandler { DECLARE_DYNAMIC_CLASS(wxPNMHandler) @@ -199,16 +244,18 @@ public: }; #if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); + virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 ); virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); + virtual bool DoCanRead( wxInputStream& stream ); #endif }; +#endif //----------------------------------------------------------------------------- // wxPCXHandler //----------------------------------------------------------------------------- +#if wxUSE_PCX class WXDLLEXPORT wxPCXHandler : public wxImageHandler { DECLARE_DYNAMIC_CLASS(wxPCXHandler) @@ -224,16 +271,27 @@ public: }; #if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); + virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 ); virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); -#endif + virtual bool DoCanRead( wxInputStream& stream ); +#endif // wxUSE_STREAMS }; +#endif // wxUSE_PCX //----------------------------------------------------------------------------- // wxImage //----------------------------------------------------------------------------- + +// GRG: Dic/99 +class WXDLLEXPORT wxHNode +{ +public: + unsigned long index; + unsigned long value; +}; + + class WXDLLEXPORT wxImage: public wxObject { DECLARE_DYNAMIC_CLASS(wxImage) @@ -275,10 +333,12 @@ public: unsigned char GetGreen( int x, int y ); unsigned char GetBlue( int x, int y ); + static bool CanRead( const wxString& name ); virtual bool LoadFile( const wxString& name, long type = wxBITMAP_TYPE_ANY ); virtual bool LoadFile( const wxString& name, const wxString& mimetype ); #if wxUSE_STREAMS + static bool CanRead( wxInputStream& stream ); virtual bool LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY ); virtual bool LoadFile( wxInputStream& stream, const wxString& mimetype ); #endif @@ -329,12 +389,18 @@ public: static void CleanUpHandlers(); static void InitStandardHandlers(); + // GRG: Dic/99 + unsigned long ComputeHistogram( wxHashTable &h ); + + protected: static wxList sm_handlers; }; +extern void WXDLLEXPORT wxInitAllImageHandlers(); + #endif // _WX_IMAGE_H_