103 lines
2.9 KiB
C++
103 lines
2.9 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/region.h
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// Purpose: wxRegion class
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// Author: Julian Smart
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// Modified by:
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// Created: 01/02/97
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// RCS-ID: $Id: region.h 53135 2008-04-12 02:31:04Z VZ $
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// Copyright: (c) 1997-2002 wxWidgets team
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_MSW_REGION_H_
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#define _WX_MSW_REGION_H_
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class WXDLLEXPORT wxRegion : public wxRegionWithCombine
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{
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public:
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wxRegion();
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wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
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wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
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wxRegion(const wxRect& rect);
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wxRegion(WXHRGN hRegion); // Hangs on to this region
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wxRegion(size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
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wxRegion( const wxBitmap& bmp)
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{
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Union(bmp);
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}
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wxRegion( const wxBitmap& bmp,
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const wxColour& transColour, int tolerance = 0)
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{
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Union(bmp, transColour, tolerance);
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}
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virtual ~wxRegion();
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// wxRegionBase methods
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virtual void Clear();
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virtual bool IsEmpty() const;
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// Get internal region handle
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WXHRGN GetHRGN() const;
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protected:
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virtual wxObjectRefData *CreateRefData() const;
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virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
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virtual bool DoIsEqual(const wxRegion& region) const;
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virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const;
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virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const;
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virtual wxRegionContain DoContainsRect(const wxRect& rect) const;
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virtual bool DoOffset(wxCoord x, wxCoord y);
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virtual bool DoCombine(const wxRegion& region, wxRegionOp op);
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friend class WXDLLIMPEXP_FWD_CORE wxRegionIterator;
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DECLARE_DYNAMIC_CLASS(wxRegion)
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};
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class WXDLLEXPORT wxRegionIterator : public wxObject
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{
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public:
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wxRegionIterator() { Init(); }
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wxRegionIterator(const wxRegion& region);
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wxRegionIterator(const wxRegionIterator& ri) : wxObject(ri) { Init(); *this = ri; }
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wxRegionIterator& operator=(const wxRegionIterator& ri);
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virtual ~wxRegionIterator();
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void Reset() { m_current = 0; }
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void Reset(const wxRegion& region);
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bool HaveRects() const { return (m_current < m_numRects); }
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operator bool () const { return HaveRects(); }
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wxRegionIterator& operator++();
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wxRegionIterator operator++(int);
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wxCoord GetX() const;
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wxCoord GetY() const;
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wxCoord GetW() const;
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wxCoord GetWidth() const { return GetW(); }
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wxCoord GetH() const;
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wxCoord GetHeight() const { return GetH(); }
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wxRect GetRect() const { return wxRect(GetX(), GetY(), GetW(), GetH()); }
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private:
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// common part of all ctors
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void Init();
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long m_current;
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long m_numRects;
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wxRegion m_region;
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wxRect* m_rects;
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DECLARE_DYNAMIC_CLASS(wxRegionIterator)
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};
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#endif // _WX_MSW_REGION_H_
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