X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..59af881e445d3343b0ab5ed24f92d21a524c5a9f:/include/wx/mgl/region.h

diff --git a/include/wx/mgl/region.h b/include/wx/mgl/region.h
index c974097b6d..c9ba07c32b 100644
--- a/include/wx/mgl/region.h
+++ b/include/wx/mgl/region.h
@@ -5,7 +5,7 @@
 // Created:     2001/03/12
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
-// Licence:     wxWidgets licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_REGION_H_
@@ -41,9 +41,12 @@ 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 = wxNullColour,
-              int   tolerance = 0)
+              const wxColour& transColour, int tolerance = 0)
     {
         Union(bmp, transColour, tolerance);
     }
@@ -108,12 +111,13 @@ 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);
 
 
     // implementation from now on: