X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8f7b34a878bbcb2f71a0c7694e2a3bec51460218..97c58531bf6912d5b6214b4bd6298466ebcb87ca:/include/wx/mgl/region.h diff --git a/include/wx/mgl/region.h b/include/wx/mgl/region.h index 3f9e10461b..c5f7a9464e 100644 --- a/include/wx/mgl/region.h +++ b/include/wx/mgl/region.h @@ -4,34 +4,29 @@ // Author: Vaclav Slavik // Created: 2001/03/12 // RCS-ID: $Id$ -// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com) +// Copyright: (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com) // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_REGION_H_ #define _WX_REGION_H_ -#ifdef __GNUG__ -#pragma interface "region.h" -#endif - #include "wx/list.h" #include "wx/gdiobj.h" #include "wx/gdicmn.h" -#include "wx/list.h" class WXDLLEXPORT wxRect; class WXDLLEXPORT wxPoint; class MGLRegion; -enum wxRegionContain +enum wxRegionContain { - wxOutRegion = 0, - wxPartRegion = 1, + wxOutRegion = 0, + wxPartRegion = 1, wxInRegion = 2 }; -class WXDLLEXPORT wxRegion : public wxGDIObject +class WXDLLEXPORT wxRegion : public wxGDIObject { DECLARE_DYNAMIC_CLASS(wxRegion); friend class WXDLLEXPORT wxRegionIterator; @@ -41,6 +36,15 @@ public: wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight); wxRegion(const wxRect& rect); wxRegion(const MGLRegion& region); + wxRegion( const wxBitmap& bmp) + { + Union(bmp); + } + wxRegion( const wxBitmap& bmp, + const wxColour& transColour, int tolerance = 0) + { + Union(bmp, transColour, tolerance); + } wxRegion(); ~wxRegion(); @@ -55,6 +59,8 @@ public: // Clear current region void Clear(void); + bool Offset(wxCoord x, wxCoord y); + // Union rectangle or region with this. bool Union(wxCoord x, wxCoord y, wxCoord width, wxCoord height); bool Union(const wxRect& rect) { return Union(rect.x, rect.y, rect.width, rect.height); } @@ -94,18 +100,34 @@ public: wxRegionContain Contains(wxCoord x, wxCoord y, wxCoord w, wxCoord h) const; // Does the region contain the rectangle rect? 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); + + // implementation from now on: const MGLRegion& GetMGLRegion() const; - -private: - void Unshare(); + +protected: + // ref counting code + virtual wxObjectRefData *CreateRefData() const; + virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const; }; WX_DECLARE_EXPORTED_LIST(wxRect, wxRegionRectList); -class WXDLLEXPORT wxRegionIterator : public wxObject +class WXDLLEXPORT wxRegionIterator : public wxObject { DECLARE_DYNAMIC_CLASS(wxRegionIterator); public: