git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57915 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			127 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			127 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
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| // Name:        wx/gtk1/region.h
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| // Purpose:
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| // Author:      Robert Roebling
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| // Id:          $Id$
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| // Copyright:   (c) 1998 Robert Roebling
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| // Licence:     wxWindows licence
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| /////////////////////////////////////////////////////////////////////////////
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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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| 
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| #include "wx/list.h"
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| 
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| // ----------------------------------------------------------------------------
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| // wxRegion
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| // ----------------------------------------------------------------------------
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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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| 
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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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| 
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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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| 
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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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| 
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|     wxRegion( size_t n, const wxPoint *points, wxPolygonFillMode fillStyle = wxODDEVEN_RULE );
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| 
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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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| 
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|     virtual ~wxRegion();
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| 
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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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| 
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| public:
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|     // Init with GdkRegion, set ref count to 2 so that
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|     // the C++ class will not destroy the region!
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|     wxRegion( GdkRegion *region );
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| 
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|     GdkRegion *GetRegion() const;
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| // ----------------------------------------------------------------------------
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| // wxRegionIterator: decomposes a region into rectangles
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| // ----------------------------------------------------------------------------
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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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| 
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|     void Reset() { m_current = 0u; }
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|     void Reset(const wxRegion& region);
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| 
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|     bool HaveRects() const;
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|     operator bool () const { return HaveRects(); }
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| 
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|     wxRegionIterator& operator ++ ();
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|     wxRegionIterator operator ++ (int);
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| 
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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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| 
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| private:
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|     size_t   m_current;
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|     wxRegion m_region;
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| 
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| private:
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|     DECLARE_DYNAMIC_CLASS(wxRegionIterator)
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| };
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| 
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| 
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| #endif
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|         // _WX_GTK_REGION_H_
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