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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: wx/generic/region.h
	3	// Purpose: generic wxRegion class
	4	// Author: David Elliott
	5	// Modified by:
	6	// Created: 2004/04/12
	7	// Copyright: (c) 2004 David Elliott
	8	// Licence: wxWindows licence
	9	/////////////////////////////////////////////////////////////////////////////
	10
	11	#ifndef _WX_GENERIC_REGION_H__
	12	#define _WX_GENERIC_REGION_H__
	13
	14	class WXDLLIMPEXP_CORE wxRegionGeneric : public wxRegionBase
	15	{
	16	public:
	17	wxRegionGeneric(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
	18	wxRegionGeneric(const wxPoint& topLeft, const wxPoint& bottomRight);
	19	wxRegionGeneric(const wxRect& rect);
	20	wxRegionGeneric(size_t n, const wxPoint *points, wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
	21	wxRegionGeneric(const wxBitmap& bmp);
	22	wxRegionGeneric(const wxBitmap& bmp, const wxColour& transp, int tolerance = 0);
	23	wxRegionGeneric();
	24	virtual ~wxRegionGeneric();
	25
	26	// wxRegionBase pure virtuals
	27	virtual void Clear();
	28	virtual bool IsEmpty() const;
	29
	30	protected:
	31	virtual wxGDIRefData *CreateGDIRefData() const;
	32	virtual wxGDIRefData CloneGDIRefData(const wxGDIRefData data) const;
	33
	34	// wxRegionBase pure virtuals
	35	virtual bool DoIsEqual(const wxRegion& region) const;
	36	virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const;
	37	virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const;
	38	virtual wxRegionContain DoContainsRect(const wxRect& rect) const;
	39
	40	virtual bool DoOffset(wxCoord x, wxCoord y);
	41	virtual bool DoUnionWithRect(const wxRect& rect);
	42	virtual bool DoUnionWithRegion(const wxRegion& region);
	43	virtual bool DoIntersect(const wxRegion& region);
	44	virtual bool DoSubtract(const wxRegion& region);
	45	virtual bool DoXor(const wxRegion& region);
	46
	47	friend class WXDLLIMPEXP_FWD_CORE wxRegionIteratorGeneric;
	48	};
	49
	50	class WXDLLIMPEXP_CORE wxRegionIteratorGeneric : public wxObject
	51	{
	52	public:
	53	wxRegionIteratorGeneric();
	54	wxRegionIteratorGeneric(const wxRegionGeneric& region);
	55	wxRegionIteratorGeneric(const wxRegionIteratorGeneric& iterator);
	56	virtual ~wxRegionIteratorGeneric();
	57
	58	wxRegionIteratorGeneric& operator=(const wxRegionIteratorGeneric& iterator);
	59
	60	void Reset() { m_current = 0; }
	61	void Reset(const wxRegionGeneric& region);
	62
	63	operator bool () const { return HaveRects(); }
	64	bool HaveRects() const;
	65
	66	wxRegionIteratorGeneric& operator++();
	67	wxRegionIteratorGeneric operator++(int);
	68
	69	long GetX() const;
	70	long GetY() const;
	71	long GetW() const;
	72	long GetWidth() const { return GetW(); }
	73	long GetH() const;
	74	long GetHeight() const { return GetH(); }
	75	wxRect GetRect() const;
	76	private:
	77	long m_current;
	78	wxRegionGeneric m_region;
	79	};
	80
	81	#endif // _WX_GENERIC_REGION_H__