X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c74b07ac26d4e7624ec7a7115bbade0cf3336c13..8e77fd8bca165aab9709649d79a7cbc6a172d4e1:/include/wx/bitmap.h?ds=sidebyside diff --git a/include/wx/bitmap.h b/include/wx/bitmap.h index f6fd27635e..c6eceb596c 100644 --- a/include/wx/bitmap.h +++ b/include/wx/bitmap.h @@ -19,13 +19,14 @@ #include "wx/string.h" #include "wx/gdicmn.h" // for wxBitmapType #include "wx/colour.h" +#include "wx/image.h" class WXDLLIMPEXP_FWD_CORE wxBitmap; class WXDLLIMPEXP_FWD_CORE wxBitmapHandler; class WXDLLIMPEXP_FWD_CORE wxIcon; -class WXDLLIMPEXP_FWD_CORE wxImage; class WXDLLIMPEXP_FWD_CORE wxMask; class WXDLLIMPEXP_FWD_CORE wxPalette; +class WXDLLIMPEXP_FWD_CORE wxDC; // ---------------------------------------------------------------------------- // wxVariant support @@ -68,8 +69,7 @@ protected: virtual bool InitFromMonoBitmap(const wxBitmap& bitmap) = 0; }; -#if defined(__WXMGL__) || \ - defined(__WXDFB__) || \ +#if defined(__WXDFB__) || \ defined(__WXMAC__) || \ defined(__WXGTK__) || \ defined(__WXCOCOA__) || \ @@ -84,9 +84,26 @@ protected: #define wxBITMAP_SCREEN_DEPTH (-1) -// All ports except wxMSW,wxOS2,wxPalmOS use wxBitmapHandler and wxBitmapBase as base class -// for wxBitmapHandler; wxMSW,wxOS2,wxPalmOS use wxGDIImageHandler as base class -// since it allows some code reuse there. +// ---------------------------------------------------------------------------- +// wxBitmapHelpers: container for various bitmap methods common to all ports. +// ---------------------------------------------------------------------------- + +// Unfortunately, currently wxBitmap does not inherit from wxBitmapBase on all +// platforms and this is not easy to fix. So we extract at least some common +// methods into this class from which both wxBitmapBase (and hence wxBitmap on +// all platforms where it does inherit from it) and wxBitmap in wxMSW and other +// exceptional ports (only wxPM and old wxCocoa) inherit. +class WXDLLIMPEXP_CORE wxBitmapHelpers +{ +public: + // Create a new wxBitmap from the PNG data in the given buffer. + static wxBitmap NewFromPNGData(const void* data, size_t size); +}; + + +// All ports except wxMSW and wxOS2 use wxBitmapHandler and wxBitmapBase as +// base class for wxBitmapHandler; wxMSW and wxOS2 use wxGDIImageHandler as +// base class since it allows some code reuse there. #if wxUSE_BITMAP_BASE // ---------------------------------------------------------------------------- @@ -133,12 +150,12 @@ private: DECLARE_ABSTRACT_CLASS(wxBitmapHandler) }; - // ---------------------------------------------------------------------------- // wxBitmap: class which represents platform-dependent bitmap (unlike wxImage) // ---------------------------------------------------------------------------- -class WXDLLIMPEXP_CORE wxBitmapBase : public wxGDIObject +class WXDLLIMPEXP_CORE wxBitmapBase : public wxGDIObject, + public wxBitmapHelpers { public: /* @@ -148,6 +165,7 @@ public: wxBitmap(const wxBitmap& bmp); wxBitmap(const char bits[], int width, int height, int depth = 1); wxBitmap(int width, int height, int depth = wxBITMAP_SCREEN_DEPTH); + wxBitmap(const wxSize& sz, int depth = wxBITMAP_SCREEN_DEPTH); wxBitmap(const char* const* bits); wxBitmap(const wxString &filename, wxBitmapType type = wxBITMAP_TYPE_XPM); wxBitmap(const wxImage& image, int depth = wxBITMAP_SCREEN_DEPTH); @@ -156,6 +174,9 @@ public: */ virtual bool Create(int width, int height, int depth = wxBITMAP_SCREEN_DEPTH) = 0; + virtual bool Create(const wxSize& sz, int depth = wxBITMAP_SCREEN_DEPTH) = 0; + // Create a bitmap compatible with the given DC, inheriting its magnification factor + virtual bool Create(int width, int height, const wxDC& dc); virtual int GetHeight() const = 0; virtual int GetWidth() const = 0; @@ -164,8 +185,18 @@ public: wxSize GetSize() const { return wxSize(GetWidth(), GetHeight()); } + // support for scaled bitmaps + virtual double GetScaleFactor() const { return 1.0; } + virtual double GetScaledWidth() const { return GetWidth() / GetScaleFactor(); } + virtual double GetScaledHeight() const { return GetHeight() / GetScaleFactor(); } + virtual wxSize GetScaledSize() const + { return wxSize(GetScaledWidth(), GetScaledHeight()); } + #if wxUSE_IMAGE virtual wxImage ConvertToImage() const = 0; + + // Convert to disabled (dimmed) bitmap. + wxBitmap ConvertToDisabled(unsigned char brightness = 255) const; #endif // wxUSE_IMAGE virtual wxMask *GetMask() const = 0; @@ -174,7 +205,7 @@ public: virtual wxBitmap GetSubBitmap(const wxRect& rect) const = 0; virtual bool SaveFile(const wxString &name, wxBitmapType type, - const wxPalette *palette = (wxPalette *)NULL) const = 0; + const wxPalette *palette = NULL) const = 0; virtual bool LoadFile(const wxString &name, wxBitmapType type) = 0; /* @@ -232,17 +263,18 @@ protected: // the wxBITMAP_DEFAULT_TYPE constant defines the default argument value // for wxBitmap's ctor and wxBitmap::LoadFile() functions. -#if defined(__WXPALMOS__) - #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_BMP_RESOURCE - #include "wx/palmos/bitmap.h" -#elif defined(__WXMSW__) +#if defined(__WXMSW__) #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_BMP_RESOURCE #include "wx/msw/bitmap.h" #elif defined(__WXMOTIF__) #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_XPM #include "wx/x11/bitmap.h" #elif defined(__WXGTK20__) - #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_XPM + #ifdef __WINDOWS__ + #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_BMP_RESOURCE + #else + #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_XPM + #endif #include "wx/gtk/bitmap.h" #elif defined(__WXGTK__) #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_XPM @@ -250,11 +282,8 @@ protected: #elif defined(__WXX11__) #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_XPM #include "wx/x11/bitmap.h" -#elif defined(__WXMGL__) - #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_RESOURCE - #include "wx/mgl/bitmap.h" #elif defined(__WXDFB__) - #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_RESOURCE + #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_BMP_RESOURCE #include "wx/dfb/bitmap.h" #elif defined(__WXMAC__) #define wxBITMAP_DEFAULT_TYPE wxBITMAP_TYPE_PICT_RESOURCE @@ -267,8 +296,22 @@ protected: #include "wx/os2/bitmap.h" #endif +#if wxUSE_IMAGE +inline +wxBitmap +#if wxUSE_BITMAP_BASE +wxBitmapBase:: +#else +wxBitmap:: +#endif +ConvertToDisabled(unsigned char brightness) const +{ + return ConvertToImage().ConvertToDisabled(brightness); +} +#endif // wxUSE_IMAGE + // we must include generic mask.h after wxBitmap definition -#if defined(__WXMGL__) || defined(__WXDFB__) +#if defined(__WXDFB__) #define wxUSE_GENERIC_MASK 1 #else #define wxUSE_GENERIC_MASK 0