X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..dc797d8e1b4ef10be4f5c9cd73151406f459706d:/include/wx/msw/bitmap.h diff --git a/include/wx/msw/bitmap.h b/include/wx/msw/bitmap.h index 466a3f0398..8c239785af 100644 --- a/include/wx/msw/bitmap.h +++ b/include/wx/msw/bitmap.h @@ -6,34 +6,38 @@ // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWidgets licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_BITMAP_H_ #define _WX_BITMAP_H_ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma interface "bitmap.h" -#endif - #include "wx/msw/gdiimage.h" -#include "wx/gdicmn.h" #include "wx/palette.h" -class WXDLLEXPORT wxBitmap; -class WXDLLEXPORT wxBitmapHandler; -class WXDLLEXPORT wxBitmapRefData; -class WXDLLEXPORT wxControl; -class WXDLLEXPORT wxCursor; -class WXDLLEXPORT wxDC; +class WXDLLIMPEXP_FWD_CORE wxBitmap; +class WXDLLIMPEXP_FWD_CORE wxBitmapHandler; +class WXDLLIMPEXP_FWD_CORE wxBitmapRefData; +class WXDLLIMPEXP_FWD_CORE wxControl; +class WXDLLIMPEXP_FWD_CORE wxCursor; +class WXDLLIMPEXP_FWD_CORE wxDC; #if wxUSE_WXDIB -class WXDLLEXPORT wxDIB; +class WXDLLIMPEXP_FWD_CORE wxDIB; #endif -class WXDLLEXPORT wxIcon; -class WXDLLEXPORT wxImage; -class WXDLLEXPORT wxMask; -class WXDLLEXPORT wxPalette; -class WXDLLEXPORT wxPixelDataBase; +class WXDLLIMPEXP_FWD_CORE wxIcon; +class WXDLLIMPEXP_FWD_CORE wxImage; +class WXDLLIMPEXP_FWD_CORE wxMask; +class WXDLLIMPEXP_FWD_CORE wxPalette; +class WXDLLIMPEXP_FWD_CORE wxPixelDataBase; + +// What kind of transparency should a bitmap copied from an icon or cursor +// have? +enum wxBitmapTransparency +{ + wxBitmapTransparency_Auto, // default: copy alpha if the source has it + wxBitmapTransparency_None, // never create alpha + wxBitmapTransparency_Always // always use alpha +}; // ---------------------------------------------------------------------------- // wxBitmap: a mono or colour bitmap @@ -43,23 +47,25 @@ class WXDLLEXPORT wxBitmap : public wxGDIImage { public: // default ctor creates an invalid bitmap, you must Create() it later - wxBitmap() { Init(); } - - // Copy constructors - wxBitmap(const wxBitmap& bitmap) { Init(); Ref(bitmap); } + wxBitmap() { } // Initialize with raw data wxBitmap(const char bits[], int width, int height, int depth = 1); // Initialize with XPM data - wxBitmap(const char **data) { CreateFromXpm(data); } - wxBitmap(char **data) { CreateFromXpm((const char **)data); } + wxBitmap(const char* const* data); +#ifdef wxNEEDS_CHARPP + wxBitmap(char** data) + { + *this = wxBitmap(wx_const_cast(const char* const*, data)); + } +#endif // Load a file or 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); + wxBitmap(const void* data, long type, int width, int height, int depth = 1); // Create a new, uninitialized bitmap of the given size and depth (if it // is omitted, will create a bitmap compatible with the display) @@ -71,7 +77,7 @@ public: // Create a bitmap compatible with the given DC wxBitmap(int width, int height, const wxDC& dc); -#if wxUSE_IMAGE && wxUSE_WXDIB +#if wxUSE_IMAGE // Convert from wxImage wxBitmap(const wxImage& image, int depth = -1) { (void)CreateFromImage(image, depth); } @@ -83,13 +89,10 @@ public: // 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); } - - wxBitmap& operator=(const wxBitmap& bitmap) + wxBitmap(const wxIcon& icon, + wxBitmapTransparency transp = wxBitmapTransparency_Auto) { - if ( m_refData != bitmap.m_refData ) - Ref(bitmap); - return *this; + CopyFromIcon(icon, transp); } wxBitmap& operator=(const wxIcon& icon) @@ -108,18 +111,24 @@ public: virtual ~wxBitmap(); -#if wxUSE_IMAGE && wxUSE_WXDIB +#if wxUSE_IMAGE wxImage ConvertToImage() const; #endif // wxUSE_IMAGE // get the given part of bitmap wxBitmap GetSubBitmap( const wxRect& rect ) const; + // NB: This should not be called from user code. It is for wx internal + // use only. + wxBitmap GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const; + // copies the contents and mask of the given (colour) icon to the bitmap - bool CopyFromIcon(const wxIcon& icon); + bool CopyFromIcon(const wxIcon& icon, + wxBitmapTransparency transp = wxBitmapTransparency_Auto); // copies the contents and mask of the given cursor to the bitmap - bool CopyFromCursor(const wxCursor& cursor); + bool CopyFromCursor(const wxCursor& cursor, + wxBitmapTransparency transp = wxBitmapTransparency_Auto); #if wxUSE_WXDIB // copies from a device independent bitmap @@ -128,7 +137,7 @@ public: virtual bool Create(int width, int height, int depth = -1); virtual bool Create(int width, int height, const wxDC& dc); - virtual bool Create(void *data, long type, int width, int height, int depth = 1); + virtual bool Create(const void* data, long type, int width, int height, int depth = 1); virtual bool LoadFile(const wxString& name, long type = wxBITMAP_TYPE_BMP_RESOURCE); virtual bool SaveFile(const wxString& name, int type, const wxPalette *cmap = NULL); @@ -145,23 +154,14 @@ public: #endif // wxUSE_PALETTE wxMask *GetMask() const; + wxBitmap GetMaskBitmap() const; void SetMask(wxMask *mask); - bool operator==(const wxBitmap& bitmap) const { return m_refData == bitmap.m_refData; } - bool operator!=(const wxBitmap& bitmap) const { return m_refData != bitmap.m_refData; } - // these functions are internal and shouldn't be used, they risk to // disappear in the future bool HasAlpha() const; void UseAlpha(); -#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 - // implementation only from now on // ------------------------------- @@ -175,18 +175,13 @@ public: #endif // __WXDEBUG__ protected: - // common part of all ctors - void Init(); - virtual wxGDIImageRefData *CreateData() const; - - // creates the bitmap from XPM data, supposed to be called from ctor - bool CreateFromXpm(const char **bits); + virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const; // creates an uninitialized bitmap, called from Create()s above bool DoCreate(int w, int h, int depth, WXHDC hdc); -#if wxUSE_IMAGE && wxUSE_WXDIB +#if wxUSE_IMAGE // creates the bitmap from wxImage, supposed to be called from ctor bool CreateFromImage(const wxImage& image, int depth); @@ -198,10 +193,11 @@ protected: #endif // wxUSE_IMAGE private: -#ifdef __WIN32__ // common part of CopyFromIcon/CopyFromCursor for Win32 - bool CopyFromIconOrCursor(const wxGDIImage& icon); -#endif // __WIN32__ + bool + CopyFromIconOrCursor(const wxGDIImage& icon, + wxBitmapTransparency transp = wxBitmapTransparency_Auto); + DECLARE_DYNAMIC_CLASS(wxBitmap) }; @@ -215,6 +211,9 @@ class WXDLLEXPORT wxMask : public wxObject public: wxMask(); + // Copy constructor + wxMask(const wxMask &mask); + // Construct a mask from a bitmap and a colour indicating the transparent // area wxMask(const wxBitmap& bitmap, const wxColour& colour); @@ -252,7 +251,7 @@ protected: class WXDLLEXPORT wxBitmapHandler : public wxGDIImageHandler { public: - wxBitmapHandler() { m_type = wxBITMAP_TYPE_INVALID; } + wxBitmapHandler() { } wxBitmapHandler(const wxString& name, const wxString& ext, long type) : wxGDIImageHandler(name, ext, type) { @@ -261,7 +260,7 @@ public: // keep wxBitmapHandler derived from wxGDIImageHandler compatible with the // old class which worked only with bitmaps virtual bool Create(wxBitmap *bitmap, - void *data, + const void* data, long flags, int width, int height, int depth = 1); virtual bool LoadFile(wxBitmap *bitmap, @@ -274,7 +273,7 @@ public: const wxPalette *palette = NULL); virtual bool Create(wxGDIImage *image, - void *data, + const void* data, long flags, int width, int height, int depth = 1); virtual bool Load(wxGDIImage *image,