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[wxWidgets.git] / include / wx / mac / carbon / region.h
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1/////////////////////////////////////////////////////////////////////////////
2// Name: 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
65571936 9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
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12#ifndef _WX_MAC_CARBON_REGION_H_
13#define _WX_MAC_CARBON_REGION_H_
8cf73271 14
8cf73271 15#include "wx/list.h"
8cf73271 16
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17class WXDLLEXPORT wxRegion : public wxRegionWithCombine
18{
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19public:
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 );
564cb9de 24 wxRegion(size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
8cf73271 25 wxRegion();
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26 wxRegion(const wxBitmap& bmp)
27 {
28 Union(bmp);
29 }
30 wxRegion(const wxBitmap& bmp,
31 const wxColour& transColour, int tolerance = 0)
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32 {
33 Union(bmp, transColour, tolerance);
34 }
35
d3c7fc99 36 virtual ~wxRegion();
8cf73271 37
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38 // wxRegionBase methods
39 virtual void Clear();
40 virtual bool IsEmpty() const;
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41
42 // Internal
8cf73271 43 const WXHRGN GetWXHRGN() const ;
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44
45protected:
46 virtual bool DoIsEqual(const wxRegion& region) const;
47 virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const;
48 virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const;
49 virtual wxRegionContain DoContainsRect(const wxRect& rect) const;
50
51 virtual bool DoOffset(wxCoord x, wxCoord y);
52 virtual bool DoCombine(const wxRegion& region, wxRegionOp op);
53
54private:
55 DECLARE_DYNAMIC_CLASS(wxRegion)
b5dbe15d 56 friend class WXDLLIMPEXP_FWD_CORE wxRegionIterator;
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57};
58
59class WXDLLEXPORT wxRegionIterator : public wxObject
60{
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61public:
62 wxRegionIterator();
63 wxRegionIterator(const wxRegion& region);
64 wxRegionIterator(const wxRegionIterator& iterator);
d3c7fc99 65 virtual ~wxRegionIterator();
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66
67 wxRegionIterator& operator=(const wxRegionIterator& iterator);
68
69 void Reset() { m_current = 0; }
70 void Reset(const wxRegion& region);
71
72 operator bool () const { return m_current < m_numRects; }
73 bool HaveRects() const { return m_current < m_numRects; }
74
75 wxRegionIterator& operator++();
76 wxRegionIterator operator++(int);
77
78 long GetX() const;
79 long GetY() const;
80 long GetW() const;
81 long GetWidth() const { return GetW(); }
82 long GetH() const;
83 long GetHeight() const { return GetH(); }
84 wxRect GetRect() const { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); }
8a16d737 85
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86private:
87 void SetRects(long numRects, wxRect *rects);
88
89 long m_current;
90 long m_numRects;
91 wxRegion m_region;
92 wxRect* m_rects;
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93
94 DECLARE_DYNAMIC_CLASS(wxRegionIterator)
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95};
96
8a16d737 97#endif // _WX_MAC_CARBON_REGION_H_