X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c89f5c02b1ecc6098b21b39b01509dd387c1cb34..eba99da4c0563e6508761272a1e1f1b791d0af6b:/include/wx/gtk/region.h?ds=inline diff --git a/include/wx/gtk/region.h b/include/wx/gtk/region.h index c4f58a97d7..40c7d60d42 100644 --- a/include/wx/gtk/region.h +++ b/include/wx/gtk/region.h @@ -10,7 +10,7 @@ #ifndef _WX_GTK_REGION_H_ #define _WX_GTK_REGION_H_ -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma interface #endif @@ -71,9 +71,22 @@ public: } wxRegion( size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE ); + + wxRegion( const wxBitmap& bmp) + { + Union(bmp); + } + wxRegion( const wxBitmap& bmp, + const wxColour& transColour, int tolerance = 0) + { + Union(bmp, transColour, tolerance); + } + ~wxRegion(); - wxRegion( const wxRegion& region ) { Ref(region); } + wxRegion( const wxRegion& region ) + : wxGDIObject() + { Ref(region); } wxRegion& operator = ( const wxRegion& region ) { Ref(region); return *this; } bool Ok() const { return m_refData != NULL; } @@ -112,19 +125,37 @@ public: wxRegionContain Contains(const wxPoint& pt) const; wxRegionContain Contains(const wxRect& rect) const; + // Convert the region to a B&W bitmap with the white pixels being inside + // the region. + wxBitmap ConvertToBitmap() const; + + // Use the non-transparent pixels of a wxBitmap for the region to combine + // with this region. First version takes transparency from bitmap's mask, + // second lets the user specify the colour to be treated as transparent + // along with an optional tolerance value. + // NOTE: implemented in common/rgncmn.cpp + bool Union(const wxBitmap& bmp); + bool Union(const wxBitmap& bmp, + const wxColour& transColour, int tolerance = 0); + + public: + // Init with GdkRegion, set ref count to 2 so that + // the C++ class will not destroy the region! + wxRegion( GdkRegion *region ); + GdkRegion *GetRegion() const; protected: // ref counting code virtual wxObjectRefData *CreateRefData() const; virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const; - + // common part of ctors for a rectangle region void InitRect(wxCoord x, wxCoord y, wxCoord w, wxCoord h); private: - DECLARE_DYNAMIC_CLASS(wxRegion); + DECLARE_DYNAMIC_CLASS(wxRegion) }; // ---------------------------------------------------------------------------- @@ -140,11 +171,11 @@ public: void Reset() { m_current = 0u; } void Reset(const wxRegion& region); - operator bool () const; bool HaveRects() const; + operator bool () const { return HaveRects(); } - void operator ++ (); - void operator ++ (int); + wxRegionIterator& operator ++ (); + wxRegionIterator operator ++ (int); wxCoord GetX() const; wxCoord GetY() const; @@ -159,7 +190,7 @@ private: wxRegion m_region; private: - DECLARE_DYNAMIC_CLASS(wxRegionIterator); + DECLARE_DYNAMIC_CLASS(wxRegionIterator) };