// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) 1997-2002 wxWidgets team
-// Licence: wxWidgets licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_REGION_H_
#define _WX_REGION_H_
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma interface "region.h"
-#endif
-
#include "wx/gdiobj.h"
#include "wx/gdicmn.h"
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);
}
virtual ~wxRegion();
// Copying
- wxRegion(const wxRegion& r)
+ wxRegion(const wxRegion& r) : wxGDIObject(r)
{ Ref(r); }
wxRegion& operator = (const wxRegion& r)
{ Ref(r); return (*this); }
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);
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);