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