X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/655719367ac5e131d9642e5783f3ecf64d1a3385..f469584d643a59dab4545bb95020bf6188af1d69:/include/wx/msw/region.h?ds=sidebyside

diff --git a/include/wx/msw/region.h b/include/wx/msw/region.h
index f145db6025..0d14ea4452 100644
--- a/include/wx/msw/region.h
+++ b/include/wx/msw/region.h
@@ -48,9 +48,12 @@ public:
     wxRegion(const wxRect& rect);
     wxRegion(WXHRGN hRegion); // Hangs on to this region
     wxRegion(size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
+    wxRegion( const wxBitmap& bmp)
+    {
+        Union(bmp);
+    }
     wxRegion( const wxBitmap& bmp,
-              const wxColour& transColour = wxNullColour,
-              int   tolerance = 0)
+              const wxColour& transColour, int tolerance = 0)
     {
         Union(bmp, transColour, tolerance);
     }
@@ -58,7 +61,7 @@ public:
     virtual ~wxRegion();
 
     // Copying
-    wxRegion(const wxRegion& r)
+    wxRegion(const wxRegion& r) : wxGDIObject(r)
         { Ref(r); }
     wxRegion& operator = (const wxRegion& r)
         { Ref(r); return (*this); }
@@ -119,12 +122,13 @@ public:
     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,
+    // 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 = wxNullColour,
-               int   tolerance = 0);
+               const wxColour& transColour, int tolerance = 0);
 
 // Internal
     bool Combine(wxCoord x, wxCoord y, wxCoord width, wxCoord height, wxRegionOp op);
@@ -148,7 +152,7 @@ class WXDLLEXPORT wxRegionIterator : public wxObject
 public:
     wxRegionIterator() { Init(); }
     wxRegionIterator(const wxRegion& region);
-    wxRegionIterator(const wxRegionIterator& ri) { Init(); *this = ri; }
+    wxRegionIterator(const wxRegionIterator& ri) : wxObject(ri) { Init(); *this = ri; }
 
     wxRegionIterator& operator=(const wxRegionIterator& ri);