/////////////////////////////////////////////////////////////////////////////
-// Name: region.h
+// Name: wx/cocoa/region.h
// Purpose: wxRegion class
-// Author: AUTHOR
-// Modified by:
-// Created: ??/??/98
+// Author: David Elliott
+// Modified by:
+// Created: 2004/04/12
// RCS-ID: $Id$
-// Copyright: (c) AUTHOR
+// Copyright: (c) 2004 David Elliott
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifndef _WX_REGION_H_
-#define _WX_REGION_H_
+#ifndef _WX_COCOA_REGION_H__
+#define _WX_COCOA_REGION_H__
-#if defined(__GNUG__) && !defined(__APPLE__)
-#pragma interface "region.h"
-#endif
+#include "wx/generic/region.h"
-#include "wx/list.h"
-#include "wx/gdiobj.h"
-#include "wx/gdicmn.h"
+typedef struct _NSRect NSRect;
-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;
+class WXDLLEXPORT wxRegion : public wxRegionGeneric
+{
+ DECLARE_DYNAMIC_CLASS(wxRegion);
public:
- wxRegion(long x, long y, long w, long h);
- wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
- wxRegion(const wxRect& rect);
- wxRegion();
- ~wxRegion();
-
- //# Copying
+ wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h)
+ : wxRegionGeneric(x,y,w,h)
+ {}
+ wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight)
+ : wxRegionGeneric(topLeft, bottomRight)
+ {}
+ wxRegion(const wxRect& rect)
+ : wxRegionGeneric(rect)
+ {}
+ wxRegion() {}
+ wxRegion(const wxBitmap& bmp)
+ : wxRegionGeneric()
+ { Union(bmp); }
+ wxRegion(const wxBitmap& bmp,
+ const wxColour& transColour, int tolerance = 0)
+ : wxRegionGeneric()
+ { Union(bmp, transColour, tolerance); }
+ ~wxRegion() {}
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.
+ : wxRegionGeneric(r)
+ {}
+ wxRegion& operator= (const wxRegion& r)
+ { return *(wxRegion*)&(this->wxRegionGeneric::operator=(r)); }
+
+ // Cocoa-specific creation
+ wxRegion(const NSRect& rect);
+ wxRegion(const NSRect *rects, int count);
+
+ // Use the non-transparent pixels of a wxBitmap for the region to combine
+ // with this region. First version takes transparency from bitmap's mask,
+ // second lets the user specify the colour to be treated as transparent
+ // along with an optional tolerance value.
+ // NOTE: implemented in common/rgncmn.cpp
+ bool Union(const wxBitmap& bmp);
+ bool Union(const wxBitmap& bmp,
+ const wxColour& transColour, int tolerance = 0);
+ /* And because of function hiding: */
bool Union(long x, long y, long width, long height)
- { return Combine(x, y, width, height, wxRGN_OR); }
+ { return wxRegionGeneric::Union(x,y,width,height); }
bool Union(const wxRect& rect)
- { return Combine(rect, wxRGN_OR); }
+ { return wxRegionGeneric::Union(rect); }
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;
-
- // 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);
+ { return wxRegionGeneric::Union(region); }
+
+ // Convert the region to a B&W bitmap with the black pixels being inside
+ // the region.
+ // NOTE: implemented in common/rgncmn.cpp
+ wxBitmap ConvertToBitmap() const;
+
};
-class WXDLLEXPORT wxRegionIterator : public wxObject
+class WXDLLEXPORT wxRegionIterator : public wxRegionIteratorGeneric
{
- DECLARE_DYNAMIC_CLASS(wxRegionIterator)
-
+// DECLARE_DYNAMIC_CLASS(wxRegionIteratorGeneric);
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);
+ wxRegionIterator() {}
+ wxRegionIterator(const wxRegion& region)
+ : wxRegionIteratorGeneric(region)
+ {}
+ wxRegionIterator(const wxRegionIterator& iterator)
+ : wxRegionIteratorGeneric(iterator)
+ {}
+ ~wxRegionIterator() {}
- long m_current;
- long m_numRects;
- wxRegion m_region;
- wxRect* m_rects;
+ wxRegionIterator& operator=(const wxRegionIterator& iter)
+ { return *(wxRegionIterator*)&(this->wxRegionIteratorGeneric::operator=(iter)); }
};
-#endif
- // _WX_REGION_H_
+#endif //ndef _WX_COCOA_REGION_H__
projects / wxWidgets.git / blobdiff