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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4015 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
David Webster
@@ -1,21 +1,17 @@
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/////////////////////////////////////////////////////////////////////////////
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// Name: region.h
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// Purpose: wxRegion class
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// Author: AUTHOR
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// Author: David Webster
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// Modified by:
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// Created: ??/??/98
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// Created: 10/15/99
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// RCS-ID: $Id$
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// Copyright: (c) AUTHOR
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// Licence: wxWindows licence
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// Copyright: (c) David Webster
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_REGION_H_
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#define _WX_REGION_H_
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#ifdef __GNUG__
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#pragma interface "region.h"
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#endif
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#include "wx/list.h"
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#include "wx/gdiobj.h"
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#include "wx/gdicmn.h"
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@@ -24,7 +20,7 @@ class WXDLLEXPORT wxRect;
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class WXDLLEXPORT wxPoint;
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enum wxRegionContain {
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wxOutRegion = 0, wxPartRegion = 1, wxInRegion = 2
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wxOutRegion = 0, wxPartRegion = 1, wxInRegion = 2
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};
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// So far, for internal use only
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@@ -38,100 +34,105 @@ wxRGN_XOR // Creates the union of two combined regions except for any
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class WXDLLEXPORT wxRegion : public wxGDIObject {
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DECLARE_DYNAMIC_CLASS(wxRegion);
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friend class WXDLLEXPORT wxRegionIterator;
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friend class WXDLLEXPORT wxRegionIterator;
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public:
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wxRegion(long x, long y, long w, long 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();
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~wxRegion();
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wxRegion(WXHRGN hRegion); // Hangs on to this region
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//# Copying
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inline wxRegion(const wxRegion& r)
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{ Ref(r); }
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inline wxRegion& operator = (const wxRegion& r)
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{ Ref(r); return (*this); }
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wxRegion();
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~wxRegion();
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//# Modify region
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// Clear current region
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void Clear();
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//# Copying
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inline wxRegion(const wxRegion& r)
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{ Ref(r); }
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inline wxRegion& operator = (const wxRegion& r)
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{ Ref(r); return (*this); }
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// Union rectangle or region with this.
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inline bool Union(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_OR); }
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inline bool Union(const wxRect& rect) { return Combine(rect, wxRGN_OR); }
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inline bool Union(const wxRegion& region) { return Combine(region, wxRGN_OR); }
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//# Modify region
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// Clear current region
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void Clear();
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// Intersect rectangle or region with this.
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inline bool Intersect(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_AND); }
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inline bool Intersect(const wxRect& rect) { return Combine(rect, wxRGN_AND); }
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inline bool Intersect(const wxRegion& region) { return Combine(region, wxRGN_AND); }
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// Union rectangle or region with this.
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inline bool Union(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_OR); }
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inline bool Union(const wxRect& rect) { return Combine(rect, wxRGN_OR); }
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inline bool Union(const wxRegion& region) { return Combine(region, wxRGN_OR); }
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// Subtract rectangle or region from this:
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// Intersect rectangle or region with this.
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inline bool Intersect(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_AND); }
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inline bool Intersect(const wxRect& rect) { return Combine(rect, wxRGN_AND); }
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inline bool Intersect(const wxRegion& region) { return Combine(region, wxRGN_AND); }
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// Subtract rectangle or region from this:
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// Combines the parts of 'this' that are not part of the second region.
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inline bool Subtract(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_DIFF); }
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inline bool Subtract(const wxRect& rect) { return Combine(rect, wxRGN_DIFF); }
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inline bool Subtract(const wxRegion& region) { return Combine(region, wxRGN_DIFF); }
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inline bool Subtract(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_DIFF); }
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inline bool Subtract(const wxRect& rect) { return Combine(rect, wxRGN_DIFF); }
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inline bool Subtract(const wxRegion& region) { return Combine(region, wxRGN_DIFF); }
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// XOR: the union of two combined regions except for any overlapping areas.
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inline bool Xor(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_XOR); }
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inline bool Xor(const wxRect& rect) { return Combine(rect, wxRGN_XOR); }
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inline bool Xor(const wxRegion& region) { return Combine(region, wxRGN_XOR); }
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// XOR: the union of two combined regions except for any overlapping areas.
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inline bool Xor(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_XOR); }
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inline bool Xor(const wxRect& rect) { return Combine(rect, wxRGN_XOR); }
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inline bool Xor(const wxRegion& region) { return Combine(region, wxRGN_XOR); }
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//# Information on region
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// Outer bounds of region
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void GetBox(long& x, long& y, long&w, long &h) const;
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wxRect GetBox() const ;
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//# Information on region
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// Outer bounds of region
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void GetBox(long& x, long& y, long&w, long &h) const;
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wxRect GetBox() const ;
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// Is region empty?
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bool Empty() const;
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// Is region empty?
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bool Empty() const;
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inline bool IsEmpty() const { return Empty(); }
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//# Tests
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// Does the region contain the point (x,y)?
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wxRegionContain Contains(long x, long y) const;
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// Does the region contain the point pt?
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wxRegionContain Contains(const wxPoint& pt) const;
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// Does the region contain the rectangle (x, y, w, h)?
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wxRegionContain Contains(long x, long y, long w, long h) const;
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// Does the region contain the rectangle rect?
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wxRegionContain Contains(const wxRect& rect) const;
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//# Tests
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// Does the region contain the point (x,y)?
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wxRegionContain Contains(long x, long y) const;
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// Does the region contain the point pt?
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wxRegionContain Contains(const wxPoint& pt) const;
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// Does the region contain the rectangle (x, y, w, h)?
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wxRegionContain Contains(long x, long y, long w, long h) const;
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// Does the region contain the rectangle rect?
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wxRegionContain Contains(const wxRect& rect) const;
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// Internal
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bool Combine(long x, long y, long width, long height, wxRegionOp op);
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bool Combine(const wxRegion& region, wxRegionOp op);
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bool Combine(const wxRect& rect, wxRegionOp op);
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bool Combine(long x, long y, long width, long height, wxRegionOp op);
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bool Combine(const wxRegion& region, wxRegionOp op);
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bool Combine(const wxRect& rect, wxRegionOp op);
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// Get internal region handle
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WXHRGN GetHRGN() const;
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};
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class WXDLLEXPORT wxRegionIterator : public wxObject {
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DECLARE_DYNAMIC_CLASS(wxRegionIterator);
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public:
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wxRegionIterator();
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wxRegionIterator(const wxRegion& region);
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~wxRegionIterator();
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wxRegionIterator();
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wxRegionIterator(const wxRegion& region);
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~wxRegionIterator();
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void Reset() { m_current = 0; }
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void Reset(const wxRegion& region);
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void Reset() { m_current = 0; }
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void Reset(const wxRegion& region);
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operator bool () const { return m_current < m_numRects; }
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bool HaveRects() const { return m_current < m_numRects; }
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operator bool () const { return m_current < m_numRects; }
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bool HaveRects() const { return m_current < m_numRects; }
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void operator ++ ();
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void operator ++ (int);
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void operator ++ ();
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void operator ++ (int);
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long GetX() const;
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long GetY() const;
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long GetW() const;
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long GetWidth() const { return GetW(); }
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long GetH() const;
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long GetHeight() const { return GetH(); }
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long GetX() const;
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long GetY() const;
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long GetW() const;
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long GetWidth() const { return GetW(); }
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long GetH() const;
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long GetHeight() 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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long m_current;
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long m_numRects;
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wxRegion m_region;
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long m_current;
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long m_numRects;
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wxRegion m_region;
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wxRect* m_rects;
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};
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#endif
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// _WX_REGION_H_
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// _WX_REGION_H_
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