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[wxWidgets.git] / include / wx / image.h

diff --git a/include/wx/image.h b/include/wx/image.h
index 8236f2bf449804343be8b8114b542bb0a1e7b49c..09aa6ed4a2899b47731ba0d27c2ff12009404db2 100644 (file)
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -37,207 +37,46 @@ class WXDLLEXPORT wxImage;
 
 class WXDLLEXPORT wxImageHandler: public wxObject
 {
 
 class WXDLLEXPORT wxImageHandler: public wxObject
 {

-  DECLARE_CLASS(wxImageHandler)
-

 public:
 public:

-  wxImageHandler() { m_name = ""; m_extension = ""; m_type = 0; }
+    wxImageHandler() { m_name = ""; m_extension = ""; m_type = 0; }

 
 #if wxUSE_STREAMS
 
 #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 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 int GetImageCount( wxInputStream& stream );

 
 

-  bool CanRead( wxInputStream& stream ) { return DoCanRead(stream); }
-  bool CanRead( const wxString& name );
+    bool CanRead( wxInputStream& stream ) { return DoCanRead(stream); }
+    bool CanRead( const wxString& name );

 #endif // wxUSE_STREAMS
 
 #endif // wxUSE_STREAMS
 

-  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; }
+    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
 
 protected:
 #if wxUSE_STREAMS

-  virtual bool DoCanRead( wxInputStream& stream ) = 0;
+    virtual bool DoCanRead( wxInputStream& stream ) = 0;

 #endif // wxUSE_STREAMS
 
 #endif // wxUSE_STREAMS
 

-  wxString  m_name;
-  wxString  m_extension;
-  wxString  m_mime;
-  long      m_type;
-};
-
-//-----------------------------------------------------------------------------
-// wxPNGHandler
-//-----------------------------------------------------------------------------
-
-#if wxUSE_LIBPNG
-class WXDLLEXPORT wxPNGHandler: public wxImageHandler
-{
-  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, int index=0 );
-  virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE );
-  virtual bool DoCanRead( wxInputStream& stream );
-#endif
+    wxString  m_name;
+    wxString  m_extension;
+    wxString  m_mime;
+    long      m_type;
+    
+private:
+    DECLARE_CLASS(wxImageHandler)

 };
 };

-#endif
-
-//-----------------------------------------------------------------------------
-// wxJPEGHandler
-//-----------------------------------------------------------------------------
-
-#if wxUSE_LIBJPEG
-class WXDLLEXPORT wxJPEGHandler: public wxImageHandler
-{
-  DECLARE_DYNAMIC_CLASS(wxJPEGHandler)
-
-public:
-
-  inline wxJPEGHandler()
-  {
-      m_name = "JPEG file";
-      m_extension = "jpg";
-      m_type = wxBITMAP_TYPE_JPEG;
-      m_mime = "image/jpeg";
-  };
-
-#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 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 DoCanRead( wxInputStream& stream );
-  virtual int GetImageCount( wxInputStream& stream );
-#endif
-};
-#endif
-
-//-----------------------------------------------------------------------------
-// wxBMPHandler
-//-----------------------------------------------------------------------------
-
-class WXDLLEXPORT wxBMPHandler: public wxImageHandler
-{
-  DECLARE_DYNAMIC_CLASS(wxBMPHandler)
-
-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, int index=0 );
-  virtual bool DoCanRead( wxInputStream& stream );
-#endif
-};
-
-
-
-//-----------------------------------------------------------------------------
-
-#if wxUSE_PNM
-class WXDLLEXPORT wxPNMHandler : public wxImageHandler
-{
-  DECLARE_DYNAMIC_CLASS(wxPNMHandler)
-
-public:
-
-  inline wxPNMHandler()
-  {
-      m_name = "PNM file";
-      m_extension = "pnm";
-      m_type = wxBITMAP_TYPE_PNM;
-      m_mime = "image/pnm";
-  };
-
-#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 DoCanRead( wxInputStream& stream );
-#endif
-};
-#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";
-  };
-
-#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 DoCanRead( wxInputStream& stream );
-#endif // wxUSE_STREAMS
-};
-#endif // wxUSE_PCX

 
 //-----------------------------------------------------------------------------
 // wxImage
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // wxImage
 //-----------------------------------------------------------------------------
 

-
-// GRG: Dic/99

 class WXDLLEXPORT wxHNode
 {
 public:
 class WXDLLEXPORT wxHNode
 {
 public:


@@ -245,113 +84,120 @@ public:
     unsigned long value;
 };
 
     unsigned long value;
 };
 

-

 class WXDLLEXPORT wxImage: public wxObject
 {
 class WXDLLEXPORT wxImage: public wxObject
 {

-  DECLARE_DYNAMIC_CLASS(wxImage)
-
-  friend class WXDLLEXPORT wxImageHandler;
-

 public:
 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;
+#ifdef __WXGTK__
+    wxBitmap ConvertToMonoBitmap( unsigned char red, unsigned char green, unsigned char blue );
+#endif

 
 

-  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 );
+    void Create( int width, int height );
+    void Destroy();

 
 

-  // these functions get implemented in /src/(platform)/bitmap.cpp
-  wxImage( const wxBitmap &bitmap );
-  operator wxBitmap() const { return ConvertToBitmap(); }
-  wxBitmap ConvertToBitmap() const;
+    // return the new image with size width*height
+    wxImage GetSubImage( const wxRect& ) const;

 
 

-  void Create( int width, int height );
-  void Destroy();
+    // return the new image with size width*height
+    wxImage Scale( int width, int height ) const;

 
 

-  // return the new image with size width*height
-  wxImage GetSubImage( const wxRect& ) const;
+    // rescales the image in place
+    wxImage& Rescale( int width, int height ) { return *this = Scale(width, height); }

 
 

-  // return the new image with size width*height
-  wxImage Scale( int width, int height ) const;
+    // 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 ;

 
 

-  // rescales the image in place
-  void Rescale( int width, int height ) { *this = Scale(width, height); }
+    // 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 );

 
 

-  // 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 );
+    // 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 );

 
 

-  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 );
+    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
 
 #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 );
+    static bool CanRead( wxInputStream& stream );
+    virtual bool LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY );
+    virtual bool LoadFile( wxInputStream& stream, const wxString& mimetype );

 #endif
 
 #endif
 

-  virtual bool SaveFile( const wxString& name, int type );
-  virtual bool SaveFile( const wxString& name, const wxString& mimetype );
+    virtual bool SaveFile( const wxString& name, int type );
+    virtual bool SaveFile( const wxString& name, const wxString& mimetype );

 
 #if wxUSE_STREAMS
 
 #if wxUSE_STREAMS

-  virtual bool SaveFile( wxOutputStream& stream, int type );
-  virtual bool SaveFile( wxOutputStream& stream, const wxString& mimetype );
+    virtual bool SaveFile( wxOutputStream& stream, int type );
+    virtual bool SaveFile( wxOutputStream& stream, const wxString& mimetype );

 #endif
 
 #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();
-
-  // GRG: Dic/99
-  unsigned long CountColours( unsigned long stopafter = -1 );
-  unsigned long ComputeHistogram( wxHashTable &h );
-
+    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();

 
 protected:
 
 protected:

+    static wxList sm_handlers;

 
 

-  static wxList sm_handlers;
+private:
+    friend class WXDLLEXPORT wxImageHandler;

 
 

+    DECLARE_DYNAMIC_CLASS(wxImage)

 };
 
 
 };