// Purpose: wxRegion class
// Author: Vaclav Slavik
// Created: 2006-08-08
-// RCS-ID: $Id$
// Copyright: (c) 2006 REA Elektronik GmbH
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DFB_REGION_H_
#define _WX_DFB_REGION_H_
-#include "wx/gdiobj.h"
-#include "wx/gdicmn.h"
-
-#warning "Move these to wx/region.h when common code is moved there"
-class WXDLLIMPEXP_CORE wxBitmap;
-class WXDLLIMPEXP_CORE wxColour;
-
-class WXDLLIMPEXP_CORE wxRegion : public wxGDIObject
+class WXDLLIMPEXP_CORE wxRegion : public wxRegionBase
{
-
public:
+ wxRegion();
wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
wxRegion(const wxRect& rect);
Union(bmp, transColour, tolerance);
}
- wxRegion();
- ~wxRegion();
-
- #warning "FIXME: move this to common code? at least Ok()"
- bool Ok() const { return m_refData != NULL; }
-
- bool operator==(const wxRegion& region) const;
- bool operator!=(const wxRegion& region) const { return !(*this == region); }
-
- // Clear current region
- void Clear();
-
- bool Offset(wxCoord x, wxCoord y);
-
- // Union rectangle or region with this.
- bool Union(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
- { return Union(wxRect(x, y, width, height)); }
- bool Union(const wxRect& rect);
- bool Union(const wxRegion& region);
-
- // Intersect rectangle or region with this.
- bool Intersect(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
- { return Intersect(wxRect(x, y, width, height)); }
- bool Intersect(const wxRect& rect);
- bool Intersect(const wxRegion& region);
-
- // Subtract rectangle or region from this:
- // Combines the parts of 'this' that are not part of the second region.
- bool Subtract(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
- { return Subtract(wxRect(x, y, width, height)); }
- bool Subtract(const wxRect& rect);
- bool Subtract(const wxRegion& region);
-
- // XOR: the union of two combined regions except for any overlapping areas.
- bool Xor(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
- { return Xor(wxRect(x, y, width, height)); }
- bool Xor(const wxRect& rect);
- bool Xor(const wxRegion& region);
-
- // Outer bounds of region
- void GetBox(wxCoord& x, wxCoord& y, wxCoord&w, wxCoord &h) const;
- wxRect GetBox() const;
-
- // Is region empty?
- bool Empty() const;
- bool IsEmpty() const { return Empty(); }
-
- // Does the region contain the point (x,y)?
- wxRegionContain Contains(wxCoord x, wxCoord y) const;
- // Does the region contain the point pt?
- wxRegionContain Contains(const wxPoint& pt) const
- { return Contains(pt.x, pt.y); }
- // Does the region contain the rectangle rect?
- wxRegionContain Contains(const wxRect& rect) const;
- // Does the region contain the rectangle (x, y, w, h)?
- wxRegionContain Contains(wxCoord x, wxCoord y, wxCoord w, wxCoord h) const
- { return Contains(wxRect(x, y, w, h)); }
-
-
- #warning "Move these union versions + ConvertToBitmap to wxRegionBase"
- // 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. 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);
+ virtual ~wxRegion();
+
+ // wxRegionBase methods
+ virtual void Clear();
+ virtual bool IsEmpty() const;
// NB: implementation detail of DirectFB, should be removed if full
// (i.e. not rect-only version is implemented) so that all code that
wxRect AsRect() const { return GetBox(); }
protected:
- // ref counting code
- virtual wxObjectRefData *CreateRefData() const;
- virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
+ virtual wxGDIRefData *CreateGDIRefData() const;
+ virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
+
+ // wxRegionBase pure virtuals
+ virtual bool DoIsEqual(const wxRegion& region) const;
+ virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const;
+ virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const;
+ virtual wxRegionContain DoContainsRect(const wxRect& rect) const;
+
+ virtual bool DoOffset(wxCoord x, wxCoord y);
+ virtual bool DoUnionWithRect(const wxRect& rect);
+ virtual bool DoUnionWithRegion(const wxRegion& region);
+ virtual bool DoIntersect(const wxRegion& region);
+ virtual bool DoSubtract(const wxRegion& region);
+ virtual bool DoXor(const wxRegion& region);
+
- friend class WXDLLIMPEXP_CORE wxRegionIterator;
+ friend class WXDLLIMPEXP_FWD_CORE wxRegionIterator;
DECLARE_DYNAMIC_CLASS(wxRegion);
};