wxWidgets/include/wx/os2/region.h

116 lines
3.1 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/os2/region.h
// Purpose: wxRegion class
// Author: David Webster
// Modified by:
// Created: 10/15/99
// RCS-ID: $Id$
// Copyright: (c) David Webster
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_OS2_REGION_H_
#define _WX_OS2_REGION_H_
#include "wx/list.h"
#include "wx/os2/private.h"
class WXDLLEXPORT wxRegion : public wxRegionWithCombine
{
public:
wxRegion( wxCoord x
,wxCoord y
,wxCoord vWidth
,wxCoord vHeight
);
wxRegion( const wxPoint& rTopLeft
,const wxPoint& rBottomRight
);
wxRegion(const wxRect& rRect);
wxRegion(WXHRGN hRegion, WXHDC hPS); // 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, int tolerance = 0)
{
Union(bmp, transColour, tolerance);
}
wxRegion();
virtual ~wxRegion();
//
// Modify region
//
//
// Clear current region
//
virtual void Clear();
//
// Is region empty?
//
virtual bool IsEmpty() const;
//
// Get internal region handle
//
WXHRGN GetHRGN() const;
void SetPS(HPS hPS);
protected:
virtual wxObjectRefData* CreateData(void) const;
virtual wxObjectRefData* CloneData(const wxObjectRefData* pData) const;
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 DoCombine(const wxRegion& region, wxRegionOp op);
friend class WXDLLIMPEXP_FWD_CORE wxRegionIterator;
DECLARE_DYNAMIC_CLASS(wxRegion);
}; // end of CLASS wxRegion
class WXDLLEXPORT wxRegionIterator : public wxObject
{
DECLARE_DYNAMIC_CLASS(wxRegionIterator);
public:
wxRegionIterator();
wxRegionIterator(const wxRegion& rRegion);
virtual ~wxRegionIterator();
void Reset(void) { m_lCurrent = 0; }
void Reset(const wxRegion& rRegion);
operator bool (void) const { return m_lCurrent < m_lNumRects; }
bool HaveRects(void) const { return m_lCurrent < m_lNumRects; }
void operator ++ (void);
void operator ++ (int);
wxCoord GetX(void) const;
wxCoord GetY(void) const;
wxCoord GetW(void) const;
wxCoord GetWidth(void) const { return GetW(); }
wxCoord GetH(void) const;
wxCoord GetHeight(void) const { return GetH(); }
wxRect GetRect(void) const { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); }
private:
long m_lCurrent;
long m_lNumRects;
wxRegion m_vRegion;
wxRect* m_pRects;
}; // end of wxRegionIterator
#endif // _WX_OS2_REGION_H_