| 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 |
| 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 WXDLLEXPORT wxRegion : public wxRegionWithCombine |
| 18 | { |
| 19 | public: |
| 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, int fillStyle = wxODDEVEN_RULE ); |
| 25 | wxRegion(); |
| 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 | |
| 36 | virtual ~wxRegion(); |
| 37 | |
| 38 | // wxRegionBase methods |
| 39 | virtual void Clear(); |
| 40 | virtual bool IsEmpty() const; |
| 41 | |
| 42 | // Internal |
| 43 | const WXHRGN GetWXHRGN() const ; |
| 44 | |
| 45 | protected: |
| 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 | |
| 54 | private: |
| 55 | DECLARE_DYNAMIC_CLASS(wxRegion) |
| 56 | friend class WXDLLEXPORT wxRegionIterator; |
| 57 | }; |
| 58 | |
| 59 | class WXDLLEXPORT wxRegionIterator : public wxObject |
| 60 | { |
| 61 | public: |
| 62 | wxRegionIterator(); |
| 63 | wxRegionIterator(const wxRegion& region); |
| 64 | wxRegionIterator(const wxRegionIterator& iterator); |
| 65 | virtual ~wxRegionIterator(); |
| 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()); } |
| 85 | |
| 86 | private: |
| 87 | void SetRects(long numRects, wxRect *rects); |
| 88 | |
| 89 | long m_current; |
| 90 | long m_numRects; |
| 91 | wxRegion m_region; |
| 92 | wxRect* m_rects; |
| 93 | |
| 94 | DECLARE_DYNAMIC_CLASS(wxRegionIterator) |
| 95 | }; |
| 96 | |
| 97 | #endif // _WX_MAC_CARBON_REGION_H_ |