X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4bc67cc550bcd9d5f93f88ae22a4f6ac7fafb5f7..539dae520079857cd3bc5aaaf280a85a4e3b78c6:/include/wx/image.h diff --git a/include/wx/image.h b/include/wx/image.h index dc93c603c6..1962bd3f87 100644 --- a/include/wx/image.h +++ b/include/wx/image.h @@ -19,12 +19,21 @@ #include "wx/string.h" #include "wx/gdicmn.h" +#if wxUSE_STREAMS +#include "wx/stream.h" +#endif + //----------------------------------------------------------------------------- // classes //----------------------------------------------------------------------------- class WXDLLEXPORT wxImageHandler; +#if wxUSE_LIBPNG class WXDLLEXPORT wxPNGHandler; +#endif +#if wxUSE_LIBJPEG +class WXDLLEXPORT wxJPEGHandler; +#endif class WXDLLEXPORT wxBMPHandler; class WXDLLEXPORT wxImage; @@ -41,8 +50,10 @@ class WXDLLEXPORT wxImageHandler: public wxObject public: wxImageHandler() { m_name = ""; m_extension = ""; m_type = 0; } - virtual bool LoadFile( wxImage *image, const wxString& name ); - virtual bool SaveFile( wxImage *image, const wxString& name ); +#if wxUSE_STREAMS + virtual bool LoadFile( wxImage *image, wxInputStream& stream ); + virtual bool SaveFile( wxImage *image, wxOutputStream& stream ); +#endif inline void SetName(const wxString& name) { m_name = name; } inline void SetExtension(const wxString& ext) { m_extension = ext; } @@ -62,6 +73,7 @@ protected: // wxPNGHandler //----------------------------------------------------------------------------- +#if wxUSE_LIBPNG class WXDLLEXPORT wxPNGHandler: public wxImageHandler { DECLARE_DYNAMIC_CLASS(wxPNGHandler) @@ -75,9 +87,36 @@ public: m_type = wxBITMAP_TYPE_PNG; }; - virtual bool LoadFile( wxImage *image, const wxString& name ); - virtual bool SaveFile( wxImage *image, const wxString& name ); +#if wxUSE_STREAMS + virtual bool LoadFile( wxImage *image, wxInputStream& stream ); + virtual bool SaveFile( wxImage *image, wxOutputStream& stream ); +#endif + }; +#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; + }; + + virtual bool LoadFile( wxImage *image, wxInputStream& stream ); + virtual bool SaveFile( wxImage *image, wxOutputStream& stream ); +}; +#endif //----------------------------------------------------------------------------- // wxBMPHandler @@ -96,7 +135,9 @@ public: m_type = wxBITMAP_TYPE_BMP; }; - virtual bool LoadFile( wxImage *image, const wxString& name ); +#if wxUSE_STREAMS + virtual bool LoadFile( wxImage *image, wxInputStream& stream ); +#endif }; //----------------------------------------------------------------------------- @@ -114,6 +155,7 @@ public: wxImage(); wxImage( int width, int height ); wxImage( const wxString& name, long type = wxBITMAP_TYPE_PNG ); + wxImage( wxInputStream& stream, long type = wxBITMAP_TYPE_PNG ); wxImage( const wxImage& image ); wxImage( const wxImage* image ); @@ -127,9 +169,24 @@ public: wxImage Scale( int width, int 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_PNG ); + +#if wxUSE_STREAMS + virtual bool LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_PNG ); +#endif + virtual bool SaveFile( const wxString& name, int type ); +#if wxUSE_STREAMS + virtual bool SaveFile( wxOutputStream& stream, int type ); +#endif + bool Ok() const; int GetWidth() const; int GetHeight() const; @@ -144,9 +201,13 @@ public: void SetMask( bool mask = TRUE ); bool HasMask() const; - inline wxImage& operator = (const wxImage& image) - { if (*this == image) return (*this); Ref(image); return *this; } - inline bool operator == (const wxImage& image) + inline wxImage& operator = (const wxImage& image) + { if ((*this) == image) + return (*this); + Ref(image); + return *this; } + + inline bool operator == (const wxImage& image) { return m_refData == image.m_refData; } inline bool operator != (const wxImage& image) { return m_refData != image.m_refData; }