116 lines
3.2 KiB
C
116 lines
3.2 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// Name: wx/os2/region.h
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// Purpose: wxRegion class
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// Author: David Webster
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// Modified by:
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// Created: 10/15/99
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// Copyright: (c) David Webster
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_OS2_REGION_H_
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#define _WX_OS2_REGION_H_
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#include "wx/list.h"
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#include "wx/os2/private.h"
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class WXDLLIMPEXP_CORE wxRegion : public wxRegionWithCombine
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{
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public:
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wxRegion( wxCoord x
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,wxCoord y
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,wxCoord vWidth
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,wxCoord vHeight
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);
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wxRegion( const wxPoint& rTopLeft
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,const wxPoint& rBottomRight
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);
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wxRegion(const wxRect& rRect);
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wxRegion(WXHRGN hRegion, WXHDC hPS); // Hangs on to this region
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wxRegion(size_t n, const wxPoint *points, wxPolygonFillMode 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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wxRegion();
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virtual ~wxRegion();
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//
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// Modify region
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//
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//
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// Clear current region
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//
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virtual void Clear();
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//
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// Is region empty?
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//
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virtual bool IsEmpty() const;
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//
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// Get internal region handle
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//
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WXHRGN GetHRGN() const;
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void SetPS(HPS hPS);
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protected:
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virtual wxGDIRefData* CreateGDIRefData(void) const;
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virtual wxGDIRefData* CloneGDIRefData(const wxGDIRefData* pData) 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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}; // end of CLASS wxRegion
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class WXDLLIMPEXP_CORE wxRegionIterator : public wxObject
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{
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public:
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wxRegionIterator();
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wxRegionIterator(const wxRegion& rRegion);
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virtual ~wxRegionIterator();
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void Reset(void) { m_lCurrent = 0; }
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void Reset(const wxRegion& rRegion);
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operator bool (void) const { return m_lCurrent < m_lNumRects; }
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bool HaveRects(void) const { return m_lCurrent < m_lNumRects; }
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void operator ++ (void);
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void operator ++ (int);
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wxCoord GetX(void) const;
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wxCoord GetY(void) const;
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wxCoord GetW(void) const;
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wxCoord GetWidth(void) const { return GetW(); }
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wxCoord GetH(void) const;
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wxCoord GetHeight(void) const { return GetH(); }
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wxRect GetRect(void) const { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); }
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private:
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long m_lCurrent;
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long m_lNumRects;
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wxRegion m_vRegion;
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wxRect* m_pRects;
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DECLARE_DYNAMIC_CLASS(wxRegionIterator)
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}; // end of wxRegionIterator
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#endif // _WX_OS2_REGION_H_
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