projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| b3c86150 VS |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/dfb/region.h | |
| 3 | // Purpose: wxRegion class | |
| 4 | // Author: Vaclav Slavik | |
| 5 | // Created: 2006-08-08 | |
| 6 | // RCS-ID: $Id$ | |
| 7 | // Copyright: (c) 2006 REA Elektronik GmbH | |
| 8 | // Licence: wxWindows licence | |
| 9 | ///////////////////////////////////////////////////////////////////////////// | |
| 10 | ||
| 11 | #ifndef _WX_DFB_REGION_H_ | |
| 12 | #define _WX_DFB_REGION_H_ | |
| 13 | ||
| 8a16d737 | 14 | class WXDLLIMPEXP_CORE wxRegion : public wxRegionBase |
| b3c86150 | 15 | { |
| b3c86150 | 16 | public: |
| 8a16d737 | 17 | wxRegion(); |
| b3c86150 VS |
18 | wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h); |
| 19 | wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight); | |
| 20 | wxRegion(const wxRect& rect); | |
| 21 | wxRegion(const wxBitmap& bmp) | |
| 22 | { | |
| 23 | Union(bmp); | |
| 24 | } | |
| 25 | wxRegion(const wxBitmap& bmp, | |
| 26 | const wxColour& transColour, int tolerance = 0) | |
| 27 | { | |
| 28 | Union(bmp, transColour, tolerance); | |
| 29 | } | |
| 30 | ||
| 8a16d737 VZ |
31 | virtual ~wxRegion(); |
| 32 | ||
| 33 | // wxRegionBase methods | |
| 34 | virtual void Clear(); | |
| 35 | virtual bool IsEmpty() const; | |
| b3c86150 VS |
36 | |
| 37 | // NB: implementation detail of DirectFB, should be removed if full | |
| 38 | // (i.e. not rect-only version is implemented) so that all code that | |
| 39 | // assumes region==rect breaks | |
| 40 | wxRect AsRect() const { return GetBox(); } | |
| 41 | ||
| 42 | protected: | |
| 43 | // ref counting code | |
| 44 | virtual wxObjectRefData *CreateRefData() const; | |
| 45 | virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const; | |
| 46 | ||
| 8a16d737 VZ |
47 | // wxRegionBase pure virtuals |
| 48 | virtual bool DoIsEqual(const wxRegion& region) const; | |
| 49 | virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const; | |
| 50 | virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const; | |
| 51 | virtual wxRegionContain DoContainsRect(const wxRect& rect) const; | |
| 52 | ||
| 53 | virtual bool DoOffset(wxCoord x, wxCoord y); | |
| 54 | virtual bool DoUnionWithRect(const wxRect& rect); | |
| 55 | virtual bool DoUnionWithRegion(const wxRegion& region); | |
| 56 | virtual bool DoIntersect(const wxRegion& region); | |
| 57 | virtual bool DoSubtract(const wxRegion& region); | |
| 58 | virtual bool DoXor(const wxRegion& region); | |
| 59 | ||
| 60 | ||
| b5dbe15d | 61 | friend class WXDLLIMPEXP_FWD_CORE wxRegionIterator; |
| b3c86150 VS |
62 | |
| 63 | DECLARE_DYNAMIC_CLASS(wxRegion); | |
| 64 | }; | |
| 65 | ||
| 66 | ||
| 67 | class WXDLLIMPEXP_CORE wxRegionIterator : public wxObject | |
| 68 | { | |
| 69 | public: | |
| 70 | wxRegionIterator() {} | |
| 71 | wxRegionIterator(const wxRegion& region) { Reset(region); } | |
| 72 | ||
| 73 | void Reset() { m_rect = wxRect(); } | |
| 74 | void Reset(const wxRegion& region); | |
| 75 | ||
| 76 | bool HaveRects() const { return !m_rect.IsEmpty(); } | |
| 77 | operator bool() const { return HaveRects(); } | |
| 78 | ||
| 79 | wxRegionIterator& operator++(); | |
| 80 | wxRegionIterator operator++(int); | |
| 81 | ||
| 82 | wxCoord GetX() const { return m_rect.GetX(); } | |
| 83 | wxCoord GetY() const { return m_rect.GetY(); } | |
| 84 | wxCoord GetW() const { return m_rect.GetWidth(); } | |
| 85 | wxCoord GetWidth() const { return GetW(); } | |
| 86 | wxCoord GetH() const { return m_rect.GetHeight(); } | |
| 87 | wxCoord GetHeight() const { return GetH(); } | |
| 88 | wxRect GetRect() const { return m_rect; } | |
| 89 | ||
| 90 | private: | |
| 91 | wxRect m_rect; | |
| 92 | ||
| 93 | DECLARE_DYNAMIC_CLASS(wxRegionIterator); | |
| 94 | }; | |
| 95 | ||
| 96 | #endif // _WX_DFB_REGION_H_ |