projects / wxWidgets.git / blame
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1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/palmos/region.h | |
| 3 | // Purpose: wxRegion class | |
| 4 | // Author: Julian Smart | |
| 5 | // Modified by: | |
| 6 | // Created: 01/02/97 | |
| 7 | // RCS-ID: $Id$ | |
| 8 | // Copyright: (c) 1997-2002 wxWidgets team | |
| 9 | // Licence: wxWindows licence | |
| 10 | ///////////////////////////////////////////////////////////////////////////// | |
| 11 | ||
| 8a16d737 VZ |
12 | #ifndef _WX_PALMOS_REGION_H_ |
| 13 | #define _WX_PALMOS_REGION_H_ | |
| ffecfa5a | 14 | |
| 8a16d737 | 15 | class WXDLLEXPORT wxRegion : public wxRegionWithCombine |
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16 | { |
| 17 | public: | |
| 18 | wxRegion(); | |
| 19 | wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h); | |
| 20 | wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight); | |
| 21 | wxRegion(const wxRect& rect); | |
| 22 | wxRegion(WXHRGN hRegion); // Hangs on to this region | |
| 23 | wxRegion(size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE ); | |
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24 | |
| 25 | #if wxUSE_IMAGE | |
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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) | |
| 32 | { | |
| 33 | Union(bmp, transColour, tolerance); | |
| 34 | } | |
| 74221ac1 | 35 | #endif |
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36 | |
| 37 | virtual ~wxRegion(); | |
| 38 | ||
| 8a16d737 VZ |
39 | // wxRegionBase methods |
| 40 | virtual void Clear(); | |
| 41 | virtual bool IsEmpty() const; | |
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42 | |
| 43 | // Get internal region handle | |
| 44 | WXHRGN GetHRGN() const; | |
| 45 | ||
| 46 | protected: | |
| 47 | virtual wxObjectRefData *CreateRefData() const; | |
| 48 | virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const; | |
| 49 | ||
| 8a16d737 VZ |
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 | ||
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58 | friend class WXDLLEXPORT wxRegionIterator; |
| 59 | ||
| 60 | DECLARE_DYNAMIC_CLASS(wxRegion) | |
| 61 | }; | |
| 62 | ||
| 63 | class WXDLLEXPORT wxRegionIterator : public wxObject | |
| 64 | { | |
| 65 | public: | |
| 66 | wxRegionIterator() { Init(); } | |
| 67 | wxRegionIterator(const wxRegion& region); | |
| 68 | wxRegionIterator(const wxRegionIterator& ri) : wxObject(ri) { Init(); *this = ri; } | |
| 69 | ||
| 70 | wxRegionIterator& operator=(const wxRegionIterator& ri); | |
| 71 | ||
| 72 | virtual ~wxRegionIterator(); | |
| 73 | ||
| 74 | void Reset() { m_current = 0; } | |
| 75 | void Reset(const wxRegion& region); | |
| 76 | ||
| 77 | bool HaveRects() const { return (m_current < m_numRects); } | |
| 78 | ||
| ffecfa5a | 79 | operator bool () const { return HaveRects(); } |
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80 | |
| 81 | wxRegionIterator& operator++(); | |
| 82 | wxRegionIterator operator++(int); | |
| 83 | ||
| 84 | wxCoord GetX() const; | |
| 85 | wxCoord GetY() const; | |
| 86 | wxCoord GetW() const; | |
| 87 | wxCoord GetWidth() const { return GetW(); } | |
| 88 | wxCoord GetH() const; | |
| 89 | wxCoord GetHeight() const { return GetH(); } | |
| 90 | ||
| 91 | wxRect GetRect() const { return wxRect(GetX(), GetY(), GetW(), GetH()); } | |
| 92 | ||
| 93 | private: | |
| 94 | // common part of all ctors | |
| 95 | void Init(); | |
| 96 | ||
| 97 | long m_current; | |
| 98 | long m_numRects; | |
| 99 | wxRegion m_region; | |
| 100 | wxRect* m_rects; | |
| 101 | ||
| 102 | DECLARE_DYNAMIC_CLASS(wxRegionIterator) | |
| 103 | }; | |
| 104 | ||
| 8a16d737 | 105 | #endif // _WX_PALMOS_REGION_H_ |