X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/32b8ec418aee4e38877d4cb79e2984c766dcc358..0b49ccf8d66e2568e2b0de85c25b406aad39f3b1:/include/wx/mgl/region.h

diff --git a/include/wx/mgl/region.h b/include/wx/mgl/region.h
index 9064b15159..440d26c7f5 100644
--- a/include/wx/mgl/region.h
+++ b/include/wx/mgl/region.h
@@ -4,7 +4,7 @@
 // Author:      Vaclav Slavik
 // Created:     2001/03/12
 // RCS-ID:      $Id$
-// Copyright:   (c) 2001 Vaclav Slavik
+// Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
@@ -24,14 +24,14 @@ 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 +41,12 @@ public:
     wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
     wxRegion(const wxRect& rect);
     wxRegion(const MGLRegion& region);
+    wxRegion( const wxBitmap& bmp,
+              const wxColour& transColour = wxNullColour,
+              int   tolerance = 0)
+    {
+        Union(bmp, transColour, tolerance);
+    }
 
     wxRegion();
     ~wxRegion();
@@ -55,6 +61,8 @@ 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 +102,33 @@ 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.  If the bitmap has a mask then it will be used,
+    // otherwise the colour to be treated as transparent may be specified,
+    // along with an optional tolerance value.
+    bool Union(const wxBitmap& bmp,
+               const wxColour& transColour = wxNullColour,
+               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: