X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6d167489bdf17d55d9bd11be834bc17277661063..367f7c457050c78c0c008ebc1922a38faaf42168:/include/wx/msw/bitmap.h diff --git a/include/wx/msw/bitmap.h b/include/wx/msw/bitmap.h index a7d5676755..e79dc0e935 100644 --- a/include/wx/msw/bitmap.h +++ b/include/wx/msw/bitmap.h @@ -24,42 +24,13 @@ class WXDLLEXPORT wxDC; class WXDLLEXPORT wxControl; class WXDLLEXPORT wxBitmap; class WXDLLEXPORT wxBitmapHandler; +class WXDLLEXPORT wxBitmapRefData; class WXDLLEXPORT wxIcon; class WXDLLEXPORT wxMask; class WXDLLEXPORT wxCursor; class WXDLLEXPORT wxControl; - -// ---------------------------------------------------------------------------- -// Bitmap data -// -// NB: this class is private, but declared here to make it possible inline -// wxBitmap functions accessing it -// ---------------------------------------------------------------------------- - -class WXDLLEXPORT wxBitmapRefData : public wxGDIImageRefData -{ -public: - wxBitmapRefData(); - virtual ~wxBitmapRefData() { Free(); } - - virtual void Free(); - -public: - int m_numColors; - wxPalette m_bitmapPalette; - int m_quality; - - // MSW-specific - // ------------ - - // this field is solely for error checking: we detect selecting a bitmap - // into more than one DC at once or deleting a bitmap still selected into a - // DC (both are serious programming errors under Windows) - wxDC *m_selectedInto; - - // optional mask for transparent drawing - wxMask *m_bitmapMask; -}; +class WXDLLEXPORT wxImage; +class WXDLLEXPORT wxPalette; // ---------------------------------------------------------------------------- // wxBitmap: a mono or colour bitmap @@ -78,10 +49,11 @@ public: wxBitmap(const char bits[], int width, int height, int depth = 1); // Initialize with XPM data - wxBitmap(char **data, wxControl *anItem = NULL); + wxBitmap(const char **data) { CreateFromXpm(data); } + wxBitmap(char **data) { CreateFromXpm((const char **)data); } // Load a file or resource - wxBitmap(const wxString& name, long type = wxBITMAP_TYPE_BMP_RESOURCE); + wxBitmap(const wxString& name, wxBitmapType type = wxBITMAP_TYPE_BMP_RESOURCE); // New constructor for generalised creation from data wxBitmap(void *data, long type, int width, int height, int depth = 1); @@ -89,6 +61,12 @@ public: // If depth is omitted, will create a bitmap compatible with the display wxBitmap(int width, int height, int depth = -1); +#if wxUSE_IMAGE + // Convert from wxImage: + wxBitmap(const wxImage& image, int depth = -1) + { (void)CreateFromImage(image, depth); } +#endif // wxUSE_IMAGE + // we must have this, otherwise icons are silently copied into bitmaps using // the copy ctor but the resulting bitmap is invalid! wxBitmap(const wxIcon& icon) { Init(); CopyFromIcon(icon); } @@ -116,6 +94,13 @@ public: virtual ~wxBitmap(); +#if wxUSE_IMAGE + wxImage ConvertToImage() const; +#endif // wxUSE_IMAGE + + // get the given part of bitmap + wxBitmap GetSubBitmap( const wxRect& rect ) const; + // copies the contents and mask of the given (colour) icon to the bitmap bool CopyFromIcon(const wxIcon& icon); @@ -127,36 +112,50 @@ public: virtual bool LoadFile(const wxString& name, long type = wxBITMAP_TYPE_BMP_RESOURCE); virtual bool SaveFile(const wxString& name, int type, const wxPalette *cmap = NULL); - wxBitmapRefData *GetBitmapData() const { return (wxBitmapRefData *)m_refData; } - - int GetQuality() const { return (GetBitmapData() ? GetBitmapData()->m_quality : 0); } - void SetQuality(int q); + wxBitmapRefData *GetBitmapData() const + { return (wxBitmapRefData *)m_refData; } - wxPalette* GetPalette() const { return (GetBitmapData() ? (& GetBitmapData()->m_bitmapPalette) : (wxPalette*) NULL); } +#if wxUSE_PALETTE + wxPalette* GetPalette() const; void SetPalette(const wxPalette& palette); +#endif // wxUSE_PALETTE - wxMask *GetMask() const { return (GetBitmapData() ? GetBitmapData()->m_bitmapMask : (wxMask*) NULL); } + wxMask *GetMask() const; void SetMask(wxMask *mask) ; - bool operator==(const wxBitmap& bitmap) { return m_refData == bitmap.m_refData; } - bool operator!=(const wxBitmap& bitmap) { return m_refData != bitmap.m_refData; } + bool operator==(const wxBitmap& bitmap) const { return m_refData == bitmap.m_refData; } + bool operator!=(const wxBitmap& bitmap) const { return m_refData != bitmap.m_refData; } + +#if wxUSE_DIB_FOR_BITMAP + // returns TRUE if this bitmap is a DIB (otherwise it's a DDB) + bool IsDIB() const; +#endif // wxUSE_DIB_FOR_BITMAP + +#if WXWIN_COMPATIBILITY_2_4 + // these functions do nothing and are only there for backwards + // compatibility + wxDEPRECATED( int GetQuality() const ); + wxDEPRECATED( void SetQuality(int quality) ); +#endif // WXWIN_COMPATIBILITY_2_4 #if WXWIN_COMPATIBILITY_2 void SetOk(bool isOk); #endif // WXWIN_COMPATIBILITY_2 +#if wxUSE_PALETTE #if WXWIN_COMPATIBILITY wxPalette *GetColourMap() const { return GetPalette(); } void SetColourMap(wxPalette *cmap) { SetPalette(*cmap); }; #endif // WXWIN_COMPATIBILITY +#endif // wxUSE_PALETTE // Implementation public: void SetHBITMAP(WXHBITMAP bmp) { SetHandle((WXHANDLE)bmp); } WXHBITMAP GetHBITMAP() const { return (WXHBITMAP)GetHandle(); } - void SetSelectedInto(wxDC *dc) { if (GetBitmapData()) GetBitmapData()->m_selectedInto = dc; } - wxDC *GetSelectedInto() const { return (GetBitmapData() ? GetBitmapData()->m_selectedInto : (wxDC*) NULL); } + void SetSelectedInto(wxDC *dc); + wxDC *GetSelectedInto() const; // Creates a bitmap that matches the device context's depth, from an // arbitray bitmap. At present, the original bitmap must have an associated @@ -176,8 +175,21 @@ protected: // common part of all ctors void Init(); - virtual wxGDIImageRefData *CreateData() const - { return new wxBitmapRefData; } + virtual wxGDIImageRefData *CreateData() const; + + // creates the bitmap from XPM data, supposed to be called from ctor + bool CreateFromXpm(const char **bits); + +#if wxUSE_IMAGE + // creates the bitmap from wxImage, supposed to be called from ctor + bool CreateFromImage(const wxImage& image, int depth); +#endif // wxUSE_IMAGE + +#if wxUSE_DIB_FOR_BITMAP + void *CreateDIB(int width, int height, int depth); + + void CopyDIBLine(void* src, void* dest, int count) const; +#endif // wxUSE_DIB_FOR_BITMAP private: #ifdef __WIN32__