X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1044a386f0521b9b805b142547783acb96d1a406..794bcc2dea743ac907b839f54e451847c9ea4b72:/include/wx/image.h?ds=sidebyside diff --git a/include/wx/image.h b/include/wx/image.h index b02c3dddfe..09aa6ed4a2 100644 --- a/include/wx/image.h +++ b/include/wx/image.h @@ -29,22 +29,6 @@ //----------------------------------------------------------------------------- class WXDLLEXPORT wxImageHandler; -#if wxUSE_LIBPNG -class WXDLLEXPORT wxPNGHandler; -#endif -#if wxUSE_LIBJPEG -class WXDLLEXPORT wxJPEGHandler; -#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; //----------------------------------------------------------------------------- @@ -53,300 +37,184 @@ class WXDLLEXPORT wxImage; class WXDLLEXPORT wxImageHandler: public wxObject { - DECLARE_DYNAMIC_CLASS(wxImageHandler) - public: - wxImageHandler() { m_name = ""; m_extension = ""; m_type = 0; } + wxImageHandler() { m_name = ""; m_extension = ""; m_type = 0; } #if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); - virtual bool SaveFile( wxImage *image, wxOutputStream& 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 CanRead( const wxString& name ); -#endif + virtual int GetImageCount( wxInputStream& stream ); - 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; } + bool CanRead( wxInputStream& stream ) { return DoCanRead(stream); } + bool CanRead( const wxString& name ); +#endif // wxUSE_STREAMS -protected: - wxString m_name; - wxString m_extension; - wxString m_mime; - long m_type; + 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: +#if wxUSE_STREAMS + virtual bool DoCanRead( wxInputStream& stream ) = 0; +#endif // wxUSE_STREAMS + + wxString m_name; + wxString m_extension; + wxString m_mime; + long m_type; + +private: + DECLARE_CLASS(wxImageHandler) }; //----------------------------------------------------------------------------- -// wxPNGHandler +// wxImage //----------------------------------------------------------------------------- -#if wxUSE_LIBPNG -class WXDLLEXPORT wxPNGHandler: public wxImageHandler +class WXDLLEXPORT wxHNode { - DECLARE_DYNAMIC_CLASS(wxPNGHandler) - public: - - inline wxPNGHandler() - { - m_name = "PNG file"; - m_extension = "png"; - m_type = wxBITMAP_TYPE_PNG; - m_mime = "image/png"; - }; - -#if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); - virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); -#endif + unsigned long index; + unsigned long value; }; -#endif -//----------------------------------------------------------------------------- -// wxJPEGHandler -//----------------------------------------------------------------------------- - -#if wxUSE_LIBJPEG -class WXDLLEXPORT wxJPEGHandler: public wxImageHandler +class WXDLLEXPORT wxImage: public wxObject { - DECLARE_DYNAMIC_CLASS(wxJPEGHandler) - public: + wxImage(); + wxImage( int width, int height ); + wxImage( const wxString& name, long type = wxBITMAP_TYPE_ANY ); + wxImage( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY ); + wxImage( const wxString& name, const wxString& mimetype ); + wxImage( wxInputStream& stream, const wxString& mimetype ); - inline wxJPEGHandler() - { - m_name = "JPEG file"; - m_extension = "jpg"; - m_type = wxBITMAP_TYPE_JPEG; - m_mime = "image/jpeg"; - }; + wxImage( const wxImage& image ); + wxImage( const wxImage* image ); -#if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); - virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); -#endif -}; + // these functions get implemented in /src/(platform)/bitmap.cpp + wxImage( const wxBitmap &bitmap ); + operator wxBitmap() const { return ConvertToBitmap(); } + wxBitmap ConvertToBitmap() const; +#ifdef __WXGTK__ + wxBitmap ConvertToMonoBitmap( unsigned char red, unsigned char green, unsigned char blue ); #endif -//----------------------------------------------------------------------------- -// wxBMPHandler -//----------------------------------------------------------------------------- + void Create( int width, int height ); + void Destroy(); -class WXDLLEXPORT wxBMPHandler: public wxImageHandler -{ - DECLARE_DYNAMIC_CLASS(wxBMPHandler) + // return the new image with size width*height + wxImage GetSubImage( const wxRect& ) const; -public: - - inline wxBMPHandler() - { - m_name = "BMP file"; - m_extension = "bmp"; - m_type = wxBITMAP_TYPE_BMP; - m_mime = "image/bmp"; - }; - -#if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); -#endif -}; + // return the new image with size width*height + wxImage Scale( int width, int height ) const; -//----------------------------------------------------------------------------- -// wxGIFHandler -//----------------------------------------------------------------------------- + // rescales the image in place + wxImage& Rescale( int width, int height ) { return *this = Scale(width, height); } -#if wxUSE_LIBGIF + // Rotates the image about the given point, 'angle' radians. + // Returns the rotated image, leaving this image intact. + wxImage Rotate(double angle, const wxPoint & centre_of_rotation, + bool interpolating = TRUE, wxPoint * offset_after_rotation = (wxPoint*) NULL) const ; -class WXDLLEXPORT wxGIFHandler : public wxImageHandler -{ - DECLARE_DYNAMIC_CLASS(wxGIFHandler) + // replace one colour with another + void Replace( unsigned char r1, unsigned char g1, unsigned char b1, + unsigned char r2, unsigned char g2, unsigned char b2 ); -public: + // these routines are slow but safe + void SetRGB( int x, int y, unsigned char r, unsigned char g, unsigned char b ); + unsigned char GetRed( int x, int y ); + unsigned char GetGreen( int x, int y ); + unsigned char GetBlue( int x, int y ); - inline wxGIFHandler() - { - m_name = "GIF file"; - m_extension = "gif"; - m_type = wxBITMAP_TYPE_GIF; - m_mime = "image/gif"; - }; + 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 - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); - virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); -#endif -}; + static bool CanRead( wxInputStream& stream ); + virtual bool LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY ); + virtual bool LoadFile( wxInputStream& stream, const wxString& mimetype ); #endif -//----------------------------------------------------------------------------- -// wxPNMHandler -//----------------------------------------------------------------------------- + virtual bool SaveFile( const wxString& name, int type ); + virtual bool SaveFile( const wxString& name, const wxString& mimetype ); -#if wxUSE_PNM -class WXDLLEXPORT wxPNMHandler : public wxImageHandler -{ - DECLARE_DYNAMIC_CLASS(wxPNMHandler) +#if wxUSE_STREAMS + virtual bool SaveFile( wxOutputStream& stream, int type ); + virtual bool SaveFile( wxOutputStream& stream, const wxString& mimetype ); +#endif + + bool Ok() const; + int GetWidth() const; + int GetHeight() const; + + char unsigned *GetData() const; + void SetData( char unsigned *data ); + + void SetMaskColour( unsigned char r, unsigned char g, unsigned char b ); + unsigned char GetMaskRed() const; + unsigned char GetMaskGreen() const; + unsigned char GetMaskBlue() const; + void SetMask( bool mask = TRUE ); + bool HasMask() const; + + unsigned long CountColours( unsigned long stopafter = (unsigned long) -1 ); + unsigned long ComputeHistogram( wxHashTable &h ); + + wxImage& operator = (const wxImage& image) + { + if ( (*this) != image ) + Ref(image); + return *this; + } + + bool operator == (const wxImage& image) + { return m_refData == image.m_refData; } + bool operator != (const wxImage& image) + { return m_refData != image.m_refData; } + + static wxList& GetHandlers() { return sm_handlers; } + static void AddHandler( wxImageHandler *handler ); + static void InsertHandler( wxImageHandler *handler ); + static bool RemoveHandler( const wxString& name ); + static wxImageHandler *FindHandler( const wxString& name ); + static wxImageHandler *FindHandler( const wxString& extension, long imageType ); + static wxImageHandler *FindHandler( long imageType ); + static wxImageHandler *FindHandlerMime( const wxString& mimetype ); + + static void CleanUpHandlers(); + static void InitStandardHandlers(); -public: +protected: + static wxList sm_handlers; - inline wxPNMHandler() - { - m_name = "PNM file"; - m_extension = "pnm"; - m_type = wxBITMAP_TYPE_PNM; - m_mime = "image/pnm"; - }; +private: + friend class WXDLLEXPORT wxImageHandler; -#if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); - virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); -#endif + DECLARE_DYNAMIC_CLASS(wxImage) }; -#endif -//----------------------------------------------------------------------------- -// wxPCXHandler -//----------------------------------------------------------------------------- - -#if wxUSE_PCX -class WXDLLEXPORT wxPCXHandler : public wxImageHandler -{ - DECLARE_DYNAMIC_CLASS(wxPCXHandler) - -public: - inline wxPCXHandler() - { - m_name = "PCX file"; - m_extension = "pcx"; - m_type = wxBITMAP_TYPE_PCX; - m_mime = "image/pcx"; - }; +extern void WXDLLEXPORT wxInitAllImageHandlers(); -#if wxUSE_STREAMS - virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE ); - virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE ); - virtual bool CanRead( wxInputStream& stream ); -#endif -}; -#endif //----------------------------------------------------------------------------- -// wxImage +// wxImage handlers //----------------------------------------------------------------------------- -class WXDLLEXPORT wxImage: public wxObject -{ - DECLARE_DYNAMIC_CLASS(wxImage) - - friend class WXDLLEXPORT wxImageHandler; - -public: - - wxImage(); - wxImage( int width, int height ); - wxImage( const wxString& name, long type = wxBITMAP_TYPE_ANY ); - wxImage( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY ); - wxImage( const wxString& name, const wxString& mimetype ); - wxImage( wxInputStream& stream, const wxString& mimetype ); - - wxImage( const wxImage& image ); - wxImage( const wxImage* image ); - - // these functions get implemented in /src/(platform)/bitmap.cpp - wxImage( const wxBitmap &bitmap ); - operator wxBitmap() const { return ConvertToBitmap(); } - wxBitmap ConvertToBitmap() const; - - void Create( int width, int height ); - void Destroy(); - - // return the new image with size width*height - wxImage GetSubImage( const wxRect& ) const; - - // return the new image with size width*height - wxImage Scale( int width, int height ) const; - - // rescales the image in place - void Rescale( int width, int height ) { *this = Scale(width, height); } - - // these routines are slow but safe - void SetRGB( int x, int y, unsigned char r, unsigned char g, unsigned char b ); - unsigned char GetRed( int x, int y ); - unsigned char GetGreen( int x, int y ); - unsigned char GetBlue( int x, int y ); - - virtual bool LoadFile( const wxString& name, long type = wxBITMAP_TYPE_ANY ); - virtual bool LoadFile( const wxString& name, const wxString& mimetype ); - -#if wxUSE_STREAMS - virtual bool LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY ); - virtual bool LoadFile( wxInputStream& stream, const wxString& mimetype ); -#endif - - virtual bool SaveFile( const wxString& name, int type ); - virtual bool SaveFile( const wxString& name, const wxString& mimetype ); - -#if wxUSE_STREAMS - virtual bool SaveFile( wxOutputStream& stream, int type ); - virtual bool SaveFile( wxOutputStream& stream, const wxString& mimetype ); -#endif - - bool Ok() const; - int GetWidth() const; - int GetHeight() const; - - char unsigned *GetData() const; - void SetData( char unsigned *data ); - - void SetMaskColour( unsigned char r, unsigned char g, unsigned char b ); - unsigned char GetMaskRed() const; - unsigned char GetMaskGreen() const; - unsigned char GetMaskBlue() const; - void SetMask( bool mask = TRUE ); - bool HasMask() const; - - wxImage& operator = (const wxImage& image) - { - if ( (*this) != image ) - Ref(image); - return *this; - } - - bool operator == (const wxImage& image) - { return m_refData == image.m_refData; } - bool operator != (const wxImage& image) - { return m_refData != image.m_refData; } - - static wxList& GetHandlers() { return sm_handlers; } - static void AddHandler( wxImageHandler *handler ); - static void InsertHandler( wxImageHandler *handler ); - static bool RemoveHandler( const wxString& name ); - static wxImageHandler *FindHandler( const wxString& name ); - static wxImageHandler *FindHandler( const wxString& extension, long imageType ); - static wxImageHandler *FindHandler( long imageType ); - static wxImageHandler *FindHandlerMime( const wxString& mimetype ); - - static void CleanUpHandlers(); - static void InitStandardHandlers(); - -protected: - - static wxList sm_handlers; - -}; +#include "wx/imagbmp.h" +#include "wx/imagpng.h" +#include "wx/imaggif.h" +#include "wx/imagpcx.h" +#include "wx/imagjpeg.h" +#include "wx/imagtiff.h" +#include "wx/imagpnm.h" #endif // _WX_IMAGE_H_