X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bbcdf8bc7ca806d8278c7cb6d09d5590378b67d8..2d814c19cc7b8aa54ca452b14e6a99442361d7da:/include/wx/msw/region.h

diff --git a/include/wx/msw/region.h b/include/wx/msw/region.h
index 0ac45586ec..df0762fee5 100644
--- a/include/wx/msw/region.h
+++ b/include/wx/msw/region.h
@@ -1,137 +1,191 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        region.h
+// Name:        wx/msw/region.h
 // Purpose:     wxRegion class
-// Author:      Markus Holzem, Julian Smart
+// Author:      Julian Smart
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart
-// Licence:   	wxWindows licence
+// Copyright:   (c) 1997-2002 wxWindows team
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_REGION_H_
 #define _WX_REGION_H_
 
-#ifdef __GNUG__
-#pragma interface "region.h"
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+    #pragma interface "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
+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.
+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 wxGDIObject
+{
 public:
-    wxRegion(long x, long y, long w, long h);
+    wxRegion();
+    wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
     wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
     wxRegion(const wxRect& rect);
     wxRegion(WXHRGN hRegion); // Hangs on to this region
+    wxRegion(size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
+    wxRegion( const wxBitmap& bmp,
+              const wxColour& transColour = wxNullColour,
+              int   tolerance = 0)
+    {
+        Union(bmp, transColour, tolerance);
+    }
+
+    virtual ~wxRegion();
+
+    // Copying
+    wxRegion(const wxRegion& r)
+        { Ref(r); }
+    wxRegion& operator = (const wxRegion& r)
+        { Ref(r); return (*this); }
+
+    // Modify region
+    // -------------
+
+    // Clear current region
+    void Clear();
+
+    // Move the region
+    bool Offset(wxCoord x, wxCoord y);
+
+    // Union rectangle or region with this.
+    bool Union(wxCoord x, wxCoord y, wxCoord width, wxCoord 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(wxCoord x, wxCoord y, wxCoord width, wxCoord 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(wxCoord x, wxCoord y, wxCoord width, wxCoord 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(wxCoord x, wxCoord y, wxCoord width, wxCoord 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(wxCoord x, wxCoord 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(wxCoord x, wxCoord y, wxCoord w, wxCoord 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);
 
-	wxRegion(void);
-	~wxRegion(void);
-
-	//# Copying
-	inline wxRegion(const wxRegion& r)
-		{ Ref(r); }
-	inline wxRegion& operator = (const wxRegion& r)
-		{ Ref(r); return (*this); }
+// Internal
+    bool Combine(wxCoord x, wxCoord y, wxCoord width, wxCoord height, wxRegionOp op);
+    bool Combine(const wxRegion& region, wxRegionOp op);
+    bool Combine(const wxRect& rect, wxRegionOp op);
 
-	//# Modify region
-	// Clear current region
-	void Clear(void);
+    // Get internal region handle
+    WXHRGN GetHRGN() const;
 
-	// Union rectangle or region with this.
-	inline bool Union(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_OR); }
-	inline bool Union(const wxRect& rect) { return Combine(rect, wxRGN_OR); }
-	inline bool Union(const wxRegion& region) { return Combine(region, wxRGN_OR); }
+protected:
+    virtual wxObjectRefData *CreateRefData() const;
+    virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
 
-	// Intersect rectangle or region with this.
-	inline bool Intersect(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_AND); }
-	inline bool Intersect(const wxRect& rect)  { return Combine(rect, wxRGN_AND); }
-	inline bool Intersect(const wxRegion& region)  { return Combine(region, wxRGN_AND); }
+    friend class WXDLLEXPORT wxRegionIterator;
 
-	// Subtract rectangle or region from this:
-    // Combines the parts of 'this' that are not part of the second region.
-	inline bool Subtract(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_DIFF); }
-	inline bool Subtract(const wxRect& rect)  { return Combine(rect, wxRGN_DIFF); }
-	inline bool Subtract(const wxRegion& region)  { return Combine(region, wxRGN_DIFF); }
-
-	// XOR: the union of two combined regions except for any overlapping areas.
-	inline bool Xor(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_XOR); }
-	inline bool Xor(const wxRect& rect)  { return Combine(rect, wxRGN_XOR); }
-	inline bool Xor(const wxRegion& region)  { return Combine(region, wxRGN_XOR); }
-
-	//# Information on region
-	// Outer bounds of region
-	void GetBox(long& x, long& y, long&w, long &h) const;
-	wxRect GetBox(void) const ;
-
-	// Is region empty?
-	bool Empty(void) const;
-    inline bool IsEmpty(void) 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);
+    DECLARE_DYNAMIC_CLASS(wxRegion)
 };
 
-class WXDLLEXPORT wxRegionIterator : public wxObject {
-DECLARE_DYNAMIC_CLASS(wxRegionIterator);
+class WXDLLEXPORT wxRegionIterator : public wxObject
+{
 public:
-	wxRegionIterator(void);
-	wxRegionIterator(const wxRegion& region);
-	~wxRegionIterator(void);
+    wxRegionIterator() { Init(); }
+    wxRegionIterator(const wxRegion& region);
+    wxRegionIterator(const wxRegionIterator& ri) { Init(); *this = ri; }
 
-	void Reset(void) { m_current = 0; }
-	void Reset(const wxRegion& region);
+    wxRegionIterator& operator=(const wxRegionIterator& ri);
 
-	operator bool (void) const { return m_current < m_numRects; }
-	bool HaveRects(void) const { return m_current < m_numRects; }
+    virtual ~wxRegionIterator();
 
-	void operator ++ (void);
-	void operator ++ (int);
+    void Reset() { m_current = 0; }
+    void Reset(const wxRegion& region);
 
-	long GetX(void) const;
-	long GetY(void) const;
-	long GetW(void) const;
-	long GetWidth(void) const { return GetW(); }
-	long GetH(void) const;
-	long GetHeight(void) const { return GetH(); }
+    bool HaveRects() const { return (m_current < m_numRects); }
+
+#ifndef __SALFORDC__
+    operator bool () const { return HaveRects(); }
+#endif
+
+    wxRegionIterator& operator++();
+    wxRegionIterator operator++(int);
+
+    wxCoord GetX() const;
+    wxCoord GetY() const;
+    wxCoord GetW() const;
+    wxCoord GetWidth() const { return GetW(); }
+    wxCoord GetH() const;
+    wxCoord GetHeight() const { return GetH(); }
+
+    wxRect GetRect() const { return wxRect(GetX(), GetY(), GetW(), GetH()); }
 
 private:
-	long	 m_current;
-	long	 m_numRects;
-	wxRegion m_region;
+    // common part of all ctors
+    void Init();
+
+    long     m_current;
+    long     m_numRects;
+    wxRegion m_region;
     wxRect*  m_rects;
+
+    DECLARE_DYNAMIC_CLASS(wxRegionIterator)
 };
 
 #endif
-	// _WX_REGION_H_
+    // _WX_REGION_H_