-/////////////////////////////////////////////////////////////////////////////
-// Name: region.h
-// Purpose: wxRegion class
-// Author: Stefan Csomor
-// Modified by:
-// Created: 1998-01-01
-// RCS-ID: $Id$
-// Copyright: (c) Stefan Csomor
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-#ifndef _WX_REGION_H_
-#define _WX_REGION_H_
-
-#if defined(__GNUG__) && !defined(__APPLE__)
-#pragma interface "region.h"
+#ifdef __WXMAC_CLASSIC__
+#include "wx/mac/classic/region.h"
+#else
+#include "wx/mac/carbon/region.h"
#endif
-
-#include "wx/list.h"
-#include "wx/gdiobj.h"
-#include "wx/gdicmn.h"
-
-class WXDLLEXPORT wxRect;
-class WXDLLEXPORT wxPoint;
-
-enum wxRegionContain {
- wxOutRegion = 0, wxPartRegion = 1, wxInRegion = 2
-};
-
-// So far, for internal use only
-enum wxRegionOp {
-wxRGN_AND, // Creates the intersection of the two combined regions.
-wxRGN_COPY, // Creates a copy of the region identified by hrgnSrc1.
-wxRGN_DIFF, // Combines the parts of hrgnSrc1 that are not part of hrgnSrc2.
-wxRGN_OR, // Creates the union of two combined regions.
-wxRGN_XOR // Creates the union of two combined regions except for any overlapping areas.
-};
-
-class WXDLLEXPORT wxRegion : public wxGDIObject {
-DECLARE_DYNAMIC_CLASS(wxRegion);
- friend class WXDLLEXPORT wxRegionIterator;
-public:
- wxRegion(long x, long y, long w, long h);
- wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
- wxRegion(const wxRect& rect);
- wxRegion( WXHRGN hRegion );
- wxRegion();
- wxRegion( const wxBitmap& bmp,
- const wxColour& transColour = wxNullColour,
- int tolerance = 0)
- {
- Union(bmp, transColour, tolerance);
- }
-
- ~wxRegion();
-
- //# Copying
- wxRegion(const wxRegion& r)
- : wxGDIObject()
- { Ref(r); }
- wxRegion& operator = (const wxRegion& r)
- { Ref(r); return (*this); }
-
- //# Modify region
- // Clear current region
- void Clear();
-
- // Union rectangle or region with this.
- bool Union(long x, long y, long width, long height)
- { return Combine(x, y, width, height, wxRGN_OR); }
- bool Union(const wxRect& rect)
- { return Combine(rect, wxRGN_OR); }
- bool Union(const wxRegion& region)
- { return Combine(region, wxRGN_OR); }
-
- // Intersect rectangle or region with this.
- bool Intersect(long x, long y, long width, long height)
- { return Combine(x, y, width, height, wxRGN_AND); }
- bool Intersect(const wxRect& rect)
- { return Combine(rect, wxRGN_AND); }
- bool Intersect(const wxRegion& region)
- { return Combine(region, wxRGN_AND); }
-
- // Subtract rectangle or region from this:
- // Combines the parts of 'this' that are not part of the second region.
- bool Subtract(long x, long y, long width, long height)
- { return Combine(x, y, width, height, wxRGN_DIFF); }
- bool Subtract(const wxRect& rect)
- { return Combine(rect, wxRGN_DIFF); }
- bool Subtract(const wxRegion& region)
- { return Combine(region, wxRGN_DIFF); }
-
- // XOR: the union of two combined regions except for any overlapping areas.
- bool Xor(long x, long y, long width, long height)
- { return Combine(x, y, width, height, wxRGN_XOR); }
- bool Xor(const wxRect& rect)
- { return Combine(rect, wxRGN_XOR); }
- bool Xor(const wxRegion& region)
- { return Combine(region, wxRGN_XOR); }
-
- //# Information on region
- // Outer bounds of region
- void GetBox(wxCoord& x, wxCoord& y, wxCoord&w, wxCoord &h) const;
- wxRect GetBox() const ;
-
- // Is region empty?
- bool Empty() const;
- inline bool IsEmpty() const { return Empty(); }
-
- //# Tests
- // Does the region contain the point (x,y)?
- wxRegionContain Contains(long x, long y) const;
- // Does the region contain the point pt?
- wxRegionContain Contains(const wxPoint& pt) const;
- // Does the region contain the rectangle (x, y, w, h)?
- wxRegionContain Contains(long x, long y, long w, long h) const;
- // Does the region contain the rectangle rect?
- wxRegionContain Contains(const wxRect& rect) const;
-
- // Convert the region to a B&W bitmap with the white pixels being inside
- // the region.
- wxBitmap ConvertToBitmap() const;
-
- // Use the non-transparent pixels of a wxBitmap for the region to combine
- // with this region. If the bitmap has a mask then it will be used,
- // otherwise the colour to be treated as transparent may be specified,
- // along with an optional tolerance value.
- bool Union(const wxBitmap& bmp,
- const wxColour& transColour = wxNullColour,
- int tolerance = 0);
-
- // Internal
- bool Combine(long x, long y, long width, long height, wxRegionOp op);
- bool Combine(const wxRegion& region, wxRegionOp op);
- bool Combine(const wxRect& rect, wxRegionOp op);
- const WXHRGN GetWXHRGN() const ;
-};
-
-class WXDLLEXPORT wxRegionIterator : public wxObject
-{
- DECLARE_DYNAMIC_CLASS(wxRegionIterator)
-
-public:
- wxRegionIterator();
- wxRegionIterator(const wxRegion& region);
- wxRegionIterator(const wxRegionIterator& iterator);
- ~wxRegionIterator();
-
- wxRegionIterator& operator=(const wxRegionIterator& iterator);
-
- void Reset() { m_current = 0; }
- void Reset(const wxRegion& region);
-
- operator bool () const { return m_current < m_numRects; }
- bool HaveRects() const { return m_current < m_numRects; }
-
- wxRegionIterator& operator++();
- wxRegionIterator operator++(int);
-
- long GetX() const;
- long GetY() const;
- long GetW() const;
- long GetWidth() const { return GetW(); }
- long GetH() const;
- long GetHeight() const { return GetH(); }
- wxRect GetRect() const { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); }
-private:
- void SetRects(long numRects, wxRect *rects);
-
- long m_current;
- long m_numRects;
- wxRegion m_region;
- wxRect* m_rects;
-};
-
-#endif
- // _WX_REGION_H_
projects / wxWidgets.git / blobdiff