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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: wx/osx/carbon/region.h
	3	// Purpose: wxRegion class
	4	// Author: Stefan Csomor
	5	// Modified by:
	6	// Created: 1998-01-01
	7	// Copyright: (c) Stefan Csomor
	8	// Licence: wxWindows licence
	9	/////////////////////////////////////////////////////////////////////////////
	10
	11	#ifndef _WX_MAC_CARBON_REGION_H_
	12	#define _WX_MAC_CARBON_REGION_H_
	13
	14	#include "wx/list.h"
	15
	16	class WXDLLIMPEXP_CORE wxRegion : public wxRegionWithCombine
	17	{
	18	public:
	19	wxRegion() { }
	20	wxRegion(long x, long y, long w, long h);
	21	wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
	22	wxRegion(const wxRect& rect);
	23	wxRegion( WXHRGN hRegion );
	24	wxRegion(size_t n, const wxPoint *points, wxPolygonFillMode fillStyle = wxODDEVEN_RULE );
	25	#if wxUSE_IMAGE
	26	wxRegion(const wxBitmap& bmp)
	27	{
	28	Union(bmp);
	29	}
	30	wxRegion(const wxBitmap& bmp,
	31	const wxColour& transColour, int tolerance = 0)
	32	{
	33	Union(bmp, transColour, tolerance);
	34	}
	35	#endif
	36
	37	virtual ~wxRegion();
	38
	39	// wxRegionBase methods
	40	virtual void Clear();
	41	virtual bool IsEmpty() const;
	42
	43	// Internal
	44	WXHRGN GetWXHRGN() const ;
	45
	46	protected:
	47	virtual wxGDIRefData *CreateGDIRefData() const;
	48	virtual wxGDIRefData CloneGDIRefData(const wxGDIRefData data) const;
	49
	50	virtual bool DoIsEqual(const wxRegion& region) const;
	51	virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const;
	52	virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const;
	53	virtual wxRegionContain DoContainsRect(const wxRect& rect) const;
	54
	55	virtual bool DoOffset(wxCoord x, wxCoord y);
	56	virtual bool DoCombine(const wxRegion& region, wxRegionOp op);
	57	virtual bool DoUnionWithRect(const wxRect& rect);
	58
	59	private:
	60	DECLARE_DYNAMIC_CLASS(wxRegion)
	61	friend class WXDLLIMPEXP_FWD_CORE wxRegionIterator;
	62	};
	63
	64	class WXDLLIMPEXP_CORE wxRegionIterator : public wxObject
	65	{
	66	public:
	67	wxRegionIterator();
	68	wxRegionIterator(const wxRegion& region);
	69	wxRegionIterator(const wxRegionIterator& iterator);
	70	virtual ~wxRegionIterator();
	71
	72	wxRegionIterator& operator=(const wxRegionIterator& iterator);
	73
	74	void Reset() { m_current = 0; }
	75	void Reset(const wxRegion& region);
	76
	77	operator bool () const { return m_current < m_numRects; }
	78	bool HaveRects() const { return m_current < m_numRects; }
	79
	80	wxRegionIterator& operator++();
	81	wxRegionIterator operator++(int);
	82
	83	long GetX() const;
	84	long GetY() const;
	85	long GetW() const;
	86	long GetWidth() const { return GetW(); }
	87	long GetH() const;
	88	long GetHeight() const { return GetH(); }
	89	wxRect GetRect() const { return wxRect((int)GetX(), (int)GetY(), (int)GetWidth(), (int)GetHeight()); }
	90
	91	private:
	92	void SetRects(long numRects, wxRect *rects);
	93
	94	long m_current;
	95	long m_numRects;
	96	wxRegion m_region;
	97	wxRect* m_rects;
	98
	99	DECLARE_DYNAMIC_CLASS(wxRegionIterator)
	100	};
	101
	102	#endif // _WX_MAC_CARBON_REGION_H_