synchronize GTK2 minimum version in docs

[wxWidgets.git] / include / wx / gtk / region.h

diff --git a/include/wx/gtk/region.h b/include/wx/gtk/region.h
index d98a1f9cff1d3fa3a20e2c806f260059012b1c1b..2069305b7104ad962c4401ee34cc0f9f53fafac3 100644 (file)
--- a/include/wx/gtk/region.h
+++ b/include/wx/gtk/region.h
@@ -10,46 +10,15 @@
 #ifndef _WX_GTK_REGION_H_
 #define _WX_GTK_REGION_H_
 
-#ifdef __GNUG__
-#pragma interface
+#ifdef __WXGTK3__
+typedef struct _cairo_region cairo_region_t;
 #endif
 
-#include "wx/list.h"
-#include "wx/gdiobj.h"
-#include "wx/gdicmn.h"
-
-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
-
-class wxRegion;
-
-//-----------------------------------------------------------------------------
-// constants
-//-----------------------------------------------------------------------------
-
-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.
-};
-
 // ----------------------------------------------------------------------------
 // wxRegion
 // ----------------------------------------------------------------------------
 
-class wxRegion : public wxGDIObject
+class WXDLLIMPEXP_CORE wxRegion : public wxRegionBase
 {
 public:
     wxRegion() { }
@@ -70,79 +39,80 @@ public:
         InitRect(rect.x, rect.y, rect.width, rect.height);
     }
 
-    wxRegion( size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
-    virtual ~wxRegion();
-
-    wxRegion( const wxRegion& r ) { Ref(r); }
-    wxRegion& operator = ( const wxRegion& r ) { Ref(r); return *this; }
-
-    bool operator == ( const wxRegion& region );
-    bool operator != ( const wxRegion& region );
-
-    void Clear();
-
-    bool Offset( wxCoord x, wxCoord y );
-
-    bool Union( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
-    bool Union( const wxRect& rect );
-    bool Union( const wxRegion& region );
+    wxRegion( size_t n, const wxPoint *points,
+              wxPolygonFillMode fillStyle = wxODDEVEN_RULE );
 
-    bool Intersect( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
-    bool Intersect( const wxRect& rect );
-    bool Intersect( const wxRegion& region );
-
-    bool Subtract( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
-    bool Subtract( const wxRect& rect );
-    bool Subtract( const wxRegion& region );
-
-    bool Xor( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
-    bool Xor( const wxRect& rect );
-    bool Xor( const wxRegion& region );
-
-    void GetBox( wxCoord& x, wxCoord& y, wxCoord&w, wxCoord &h ) const;
-    wxRect GetBox() const ;
+#if wxUSE_IMAGE
+    wxRegion( const wxBitmap& bmp)
+    {
+        Union(bmp);
+    }
+    wxRegion( const wxBitmap& bmp,
+              const wxColour& transColour, int tolerance = 0)
+    {
+        Union(bmp, transColour, tolerance);
+    }
+#endif // wxUSE_IMAGE
 
-    bool Empty() const;
-    bool IsEmpty() const { return Empty(); }
+    virtual ~wxRegion();
 
-    wxRegionContain Contains( wxCoord x, wxCoord y ) const;
-    wxRegionContain Contains( wxCoord x, wxCoord y, wxCoord w, wxCoord h ) const;
-    wxRegionContain Contains(const wxPoint& pt) const;
-    wxRegionContain Contains(const wxRect& rect) const;
+    // wxRegionBase methods
+    virtual void Clear();
+    virtual bool IsEmpty() const;
 
-public:
-    wxList    *GetRectList() const;
+#ifdef __WXGTK3__
+    cairo_region_t* GetRegion() const;
+#else
+    wxRegion(const GdkRegion* region);
     GdkRegion *GetRegion() const;
+#endif
 
 protected:
+    virtual wxGDIRefData *CreateGDIRefData() const;
+    virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
+
+    // wxRegionBase pure virtuals
+    virtual bool DoIsEqual(const wxRegion& region) const;
+    virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const;
+    virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const;
+    virtual wxRegionContain DoContainsRect(const wxRect& rect) const;
+
+    virtual bool DoOffset(wxCoord x, wxCoord y);
+    virtual bool DoUnionWithRect(const wxRect& rect);
+    virtual bool DoUnionWithRegion(const wxRegion& region);
+    virtual bool DoIntersect(const wxRegion& region);
+    virtual bool DoSubtract(const wxRegion& region);
+    virtual bool DoXor(const wxRegion& region);
+
     // common part of ctors for a rectangle region
     void InitRect(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
 
-    // helper of Intersect()
-    bool IntersectRegionOnly(const wxRegion& reg);
-
 private:
-    DECLARE_DYNAMIC_CLASS(wxRegion);
+    DECLARE_DYNAMIC_CLASS(wxRegion)
 };
 
 // ----------------------------------------------------------------------------
 // wxRegionIterator: decomposes a region into rectangles
 // ----------------------------------------------------------------------------
 
-class wxRegionIterator: public wxObject
+class WXDLLIMPEXP_CORE wxRegionIterator: public wxObject
 {
 public:
     wxRegionIterator();
     wxRegionIterator(const wxRegion& region);
+    wxRegionIterator(const wxRegionIterator& ri) : wxObject(ri) { Init(); *this = ri; }
+    ~wxRegionIterator();
+
+    wxRegionIterator& operator=(const wxRegionIterator& ri);
 
     void Reset() { m_current = 0u; }
     void Reset(const wxRegion& region);
 
-    operator bool () const;
     bool HaveRects() const;
+    operator bool () const { return HaveRects(); }
 
-    void operator ++ ();
-    void operator ++ (int);
+    wxRegionIterator& operator ++ ();
+    wxRegionIterator operator ++ (int);
 
     wxCoord GetX() const;
     wxCoord GetY() const;
@@ -153,11 +123,15 @@ public:
     wxRect GetRect() const;
 
 private:
-    size_t   m_current;
+    void Init();
+    void CreateRects( const wxRegion& r );
+
     wxRegion m_region;
+    wxRect *m_rects;
+    int m_numRects;
+    int m_current;
 
-private:
-    DECLARE_DYNAMIC_CLASS(wxRegionIterator);
+    DECLARE_DYNAMIC_CLASS(wxRegionIterator)
 };