94a007ece4
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57915 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/mgl/region.h
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// Purpose: wxRegion class
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// Author: Vaclav Slavik
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// Created: 2001/03/12
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// RCS-ID: $Id$
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// Copyright: (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_MGL_REGION_H_
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#define _WX_MGL_REGION_H_
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#include "wx/list.h"
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class MGLRegion;
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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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wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
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wxRegion(const wxRect& rect);
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wxRegion(const MGLRegion& region);
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wxRegion(size_t n, const wxPoint *points, wxPolygonFillMode fillStyle = wxODDEVEN_RULE );
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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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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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// implementation from now on:
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const MGLRegion& GetMGLRegion() const;
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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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private:
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DECLARE_DYNAMIC_CLASS(wxRegion);
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friend class WXDLLIMPEXP_FWD_CORE wxRegionIterator;
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};
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WX_DECLARE_EXPORTED_LIST(wxRect, wxRegionRectList);
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class WXDLLIMPEXP_CORE wxRegionIterator : public wxObject
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{
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public:
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wxRegionIterator(void);
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wxRegionIterator(const wxRegion& region);
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virtual ~wxRegionIterator(void);
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void Reset(void) { m_currentNode = NULL; }
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void Reset(const wxRegion& region);
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operator bool (void) const { return (m_currentNode != NULL); }
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bool HaveRects(void) const { return (m_currentNode != NULL); }
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void operator ++ (void);
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void operator ++ (int);
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wxCoord GetX(void) const;
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wxCoord GetY(void) const;
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wxCoord GetW(void) const;
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wxCoord GetWidth(void) const { return GetW(); }
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wxCoord GetH(void) const;
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wxCoord GetHeight(void) const { return GetH(); }
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wxRect GetRect() const { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); }
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private:
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wxRegionRectList m_rects;
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wxRegionRectList::Node *m_currentNode;
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DECLARE_DYNAMIC_CLASS(wxRegionIterator);
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};
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#endif // _WX_MGL_REGION_H_
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