#include "wx/list.h"
#include "wx/gdiobj.h"
#include "wx/gdicmn.h"
+#include "wx/bitmap.h"
+#include "wx/os2/private.h"
class WXDLLEXPORT wxRect;
class WXDLLEXPORT wxPoint;
-enum wxRegionContain {
- wxOutRegion = 0, wxPartRegion = 1, wxInRegion = 2
-};
-
// So far, for internal use only
enum wxRegionOp { wxRGN_AND // Creates the intersection of the two combined regions.
,wxRGN_COPY // Creates a copy of the region identified by hrgnSrc1.
);
wxRegion(const wxRect& rRect);
wxRegion(WXHRGN hRegion, WXHDC hPS); // Hangs on to this region
+ wxRegion( const wxBitmap& bmp)
+ {
+ Union(bmp);
+ }
+ wxRegion( const wxBitmap& bmp,
+ const wxColour& transColour, int tolerance = 0)
+ {
+ Union(bmp, transColour, tolerance);
+ }
wxRegion();
~wxRegion();
- //
- // Copying
- //
- inline wxRegion(const wxRegion& rSrc)
- { Ref(rSrc); }
- inline wxRegion& operator = (const wxRegion& rSrc)
- { Ref(rSrc); return (*this); }
-
//
// Modify region
//
// Tests
// Does the region contain the point (x,y)?
//
- wxRegionContain Contains( wxCoord lX
- ,wxCoord lY
- ) const;
+ inline wxRegionContain Contains( wxCoord lX, wxCoord lY ) const{
+ return Contains( wxPoint( lX, lY ) );
+ }
+ //
+ // Convert the region to a B&W bitmap with the black pixels being inside
+ // the region.
+ //
+ wxBitmap ConvertToBitmap(void) 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);
+
//
// Does the region contain the point pt?
//
//
// Does the region contain the rectangle rect?
//
- wxRegionContain Contains(const wxRect& rRect) const;
+ inline wxRegionContain Contains(const wxRect& rRect) const{
+ return Contains( rRect.x, rRect.y,
+ rRect.GetWidth(), rRect.GetHeight());
+ }
//
// Internal
protected:
virtual wxObjectRefData* CreateData(void) const;
- virtual wxObjectRefData* CloneData(wxObjectRefData* pData) const;
-
+ virtual wxObjectRefData* CloneData(const wxObjectRefData* pData) const;
+
friend class WXDLLEXPORT wxRegionIterator;
DECLARE_DYNAMIC_CLASS(wxRegion);