mirror of https://github.com/PCSX2/pcsx2.git
139 lines
3.8 KiB
C++
139 lines
3.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/gtk/region.h
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// Purpose:
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// Author: Robert Roebling
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// Copyright: (c) 1998 Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GTK_REGION_H_
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#define _WX_GTK_REGION_H_
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#ifdef __WXGTK3__
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typedef struct _cairo_region cairo_region_t;
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#endif
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// ----------------------------------------------------------------------------
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// wxRegion
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxRegion : public wxRegionBase
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{
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public:
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wxRegion() { }
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wxRegion( wxCoord x, wxCoord y, wxCoord w, wxCoord h )
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{
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InitRect(x, y, w, h);
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}
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wxRegion( const wxPoint& topLeft, const wxPoint& bottomRight )
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{
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InitRect(topLeft.x, topLeft.y,
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bottomRight.x - topLeft.x, bottomRight.y - topLeft.y);
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}
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wxRegion( const wxRect& rect )
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{
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InitRect(rect.x, rect.y, rect.width, rect.height);
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}
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wxRegion( size_t n, const wxPoint *points,
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wxPolygonFillMode fillStyle = wxODDEVEN_RULE );
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#if wxUSE_IMAGE
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wxRegion( const wxBitmap& bmp)
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{
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Union(bmp);
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}
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wxRegion( const wxBitmap& bmp,
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const wxColour& transColour, int tolerance = 0)
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{
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Union(bmp, transColour, tolerance);
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}
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#endif // wxUSE_IMAGE
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virtual ~wxRegion();
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// wxRegionBase methods
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virtual void Clear();
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virtual bool IsEmpty() const;
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#ifdef __WXGTK3__
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cairo_region_t* GetRegion() const;
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#else
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wxRegion(const GdkRegion* region);
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GdkRegion *GetRegion() const;
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#endif
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protected:
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virtual wxGDIRefData *CreateGDIRefData() const;
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virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
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// wxRegionBase pure virtuals
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virtual bool DoIsEqual(const wxRegion& region) const;
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virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const;
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virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const;
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virtual wxRegionContain DoContainsRect(const wxRect& rect) const;
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virtual bool DoOffset(wxCoord x, wxCoord y);
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virtual bool DoUnionWithRect(const wxRect& rect);
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virtual bool DoUnionWithRegion(const wxRegion& region);
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virtual bool DoIntersect(const wxRegion& region);
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virtual bool DoSubtract(const wxRegion& region);
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virtual bool DoXor(const wxRegion& region);
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// common part of ctors for a rectangle region
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void InitRect(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
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private:
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DECLARE_DYNAMIC_CLASS(wxRegion)
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};
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// ----------------------------------------------------------------------------
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// wxRegionIterator: decomposes a region into rectangles
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxRegionIterator: public wxObject
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{
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public:
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wxRegionIterator();
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wxRegionIterator(const wxRegion& region);
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wxRegionIterator(const wxRegionIterator& ri) : wxObject(ri) { Init(); *this = ri; }
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~wxRegionIterator();
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wxRegionIterator& operator=(const wxRegionIterator& ri);
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void Reset() { m_current = 0u; }
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void Reset(const wxRegion& region);
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bool HaveRects() const;
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operator bool () const { return HaveRects(); }
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wxRegionIterator& operator ++ ();
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wxRegionIterator operator ++ (int);
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wxCoord GetX() const;
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wxCoord GetY() const;
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wxCoord GetW() const;
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wxCoord GetWidth() const { return GetW(); }
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wxCoord GetH() const;
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wxCoord GetHeight() const { return GetH(); }
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wxRect GetRect() const;
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private:
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void Init();
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void CreateRects( const wxRegion& r );
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wxRegion m_region;
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wxRect *m_rects;
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int m_numRects;
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int m_current;
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DECLARE_DYNAMIC_CLASS(wxRegionIterator)
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};
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#endif
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// _WX_GTK_REGION_H_
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