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32b8ec41 | 1 | ///////////////////////////////////////////////////////////////////////////// |
320bf9ce | 2 | // Name: wx/mgl/region.h |
32b8ec41 VZ |
3 | // Purpose: wxRegion class |
4 | // Author: Vaclav Slavik | |
5 | // Created: 2001/03/12 | |
6 | // RCS-ID: $Id$ | |
52750c2e | 7 | // Copyright: (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com) |
65571936 | 8 | // Licence: wxWindows licence |
32b8ec41 VZ |
9 | ///////////////////////////////////////////////////////////////////////////// |
10 | ||
8a16d737 VZ |
11 | #ifndef _WX_MGL_REGION_H_ |
12 | #define _WX_MGL_REGION_H_ | |
32b8ec41 | 13 | |
32b8ec41 | 14 | #include "wx/list.h" |
32b8ec41 | 15 | |
32b8ec41 VZ |
16 | class MGLRegion; |
17 | ||
53a2db12 | 18 | class WXDLLIMPEXP_CORE wxRegion : public wxRegionBase |
32b8ec41 | 19 | { |
32b8ec41 | 20 | public: |
8a16d737 | 21 | wxRegion(); |
32b8ec41 VZ |
22 | wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h); |
23 | wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight); | |
24 | wxRegion(const wxRect& rect); | |
25 | wxRegion(const MGLRegion& region); | |
94a007ec | 26 | wxRegion(size_t n, const wxPoint *points, wxPolygonFillMode fillStyle = wxODDEVEN_RULE ); |
320bf9ce | 27 | wxRegion(const wxBitmap& bmp) |
85f6b408 VS |
28 | { |
29 | Union(bmp); | |
30 | } | |
320bf9ce WS |
31 | wxRegion(const wxBitmap& bmp, |
32 | const wxColour& transColour, int tolerance = 0) | |
1542ea39 RD |
33 | { |
34 | Union(bmp, transColour, tolerance); | |
35 | } | |
32b8ec41 | 36 | |
d3c7fc99 | 37 | virtual ~wxRegion(); |
32b8ec41 | 38 | |
8a16d737 VZ |
39 | // wxRegionBase methods |
40 | virtual void Clear(); | |
41 | virtual bool IsEmpty() const; | |
1542ea39 | 42 | |
32b8ec41 VZ |
43 | // implementation from now on: |
44 | const MGLRegion& GetMGLRegion() const; | |
6d7ee9e8 VS |
45 | |
46 | protected: | |
8f884a0d VZ |
47 | virtual wxGDIRefData *CreateGDIRefData() const; |
48 | virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const; | |
8a16d737 VZ |
49 | |
50 | // wxRegionBase pure virtuals | |
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 DoUnionWithRect(const wxRect& rect); | |
58 | virtual bool DoUnionWithRegion(const wxRegion& region); | |
59 | virtual bool DoIntersect(const wxRegion& region); | |
60 | virtual bool DoSubtract(const wxRegion& region); | |
61 | virtual bool DoXor(const wxRegion& region); | |
62 | ||
63 | private: | |
64 | DECLARE_DYNAMIC_CLASS(wxRegion); | |
b5dbe15d | 65 | friend class WXDLLIMPEXP_FWD_CORE wxRegionIterator; |
32b8ec41 VZ |
66 | }; |
67 | ||
68 | ||
69 | WX_DECLARE_EXPORTED_LIST(wxRect, wxRegionRectList); | |
70 | ||
53a2db12 | 71 | class WXDLLIMPEXP_CORE wxRegionIterator : public wxObject |
32b8ec41 | 72 | { |
32b8ec41 VZ |
73 | public: |
74 | wxRegionIterator(void); | |
75 | wxRegionIterator(const wxRegion& region); | |
d3c7fc99 | 76 | virtual ~wxRegionIterator(void); |
32b8ec41 VZ |
77 | |
78 | void Reset(void) { m_currentNode = NULL; } | |
79 | void Reset(const wxRegion& region); | |
80 | ||
32b8ec41 | 81 | operator bool (void) const { return (m_currentNode != NULL); } |
32b8ec41 VZ |
82 | |
83 | bool HaveRects(void) const { return (m_currentNode != NULL); } | |
84 | ||
85 | void operator ++ (void); | |
86 | void operator ++ (int); | |
87 | ||
88 | wxCoord GetX(void) const; | |
89 | wxCoord GetY(void) const; | |
90 | wxCoord GetW(void) const; | |
91 | wxCoord GetWidth(void) const { return GetW(); } | |
92 | wxCoord GetH(void) const; | |
93 | wxCoord GetHeight(void) const { return GetH(); } | |
94 | wxRect GetRect() const { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); } | |
95 | ||
96 | private: | |
97 | wxRegionRectList m_rects; | |
98 | wxRegionRectList::Node *m_currentNode; | |
8a16d737 VZ |
99 | |
100 | DECLARE_DYNAMIC_CLASS(wxRegionIterator); | |
32b8ec41 VZ |
101 | }; |
102 | ||
8a16d737 | 103 | #endif // _WX_MGL_REGION_H_ |