Make SaveFile and LoadFile virtual so they can be overridden

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

diff --git a/include/wx/gtk/region.h b/include/wx/gtk/region.h
index 40c7d60d4235f6d97de35c53acb3120b36a185ed..26caf77531d10873046460a30227ae4030bfd05b 100644 (file)
--- a/include/wx/gtk/region.h
+++ b/include/wx/gtk/region.h
@@ -10,46 +10,11 @@
 #ifndef _WX_GTK_REGION_H_
 #define _WX_GTK_REGION_H_
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma interface
-#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() { }
@@ -72,6 +37,7 @@ public:
 
     wxRegion( size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
 
+#if wxUSE_IMAGE
     wxRegion( const wxBitmap& bmp)
     {
         Union(bmp);
@@ -81,63 +47,13 @@ public:
     {
         Union(bmp, transColour, tolerance);
     }
+#endif // wxUSE_IMAGE
 
-    ~wxRegion();
-
-    wxRegion( const wxRegion& region )
-        : wxGDIObject()
-        { Ref(region); }
-    wxRegion& operator = ( const wxRegion& region ) { Ref(region); return *this; }
-
-    bool Ok() const { return m_refData != NULL; }
-
-    bool operator == ( const wxRegion& region );
-    bool operator != ( const wxRegion& region ) { return !(*this == 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 );
-
-    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 ;
-
-    bool Empty() const;
-    bool IsEmpty() const { return Empty(); }
-
-    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;
-
-    // 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.  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);
+    virtual ~wxRegion();
 
+    // wxRegionBase methods
+    virtual void Clear();
+    virtual bool IsEmpty() const;
 
 public:
     // Init with GdkRegion, set ref count to 2 so that
@@ -151,6 +67,19 @@ protected:
     virtual wxObjectRefData *CreateRefData() const;
     virtual wxObjectRefData *CloneRefData(const wxObjectRefData *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);
 
@@ -162,11 +91,15 @@ private:
 // 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);
@@ -186,9 +119,15 @@ public:
     wxRect GetRect() const;
 
 private:
+    void Init();
+    void CreateRects( const wxRegion& r );
+
     size_t   m_current;
     wxRegion m_region;
 
+    wxRect *m_rects;
+    size_t  m_numRects;
+
 private:
     DECLARE_DYNAMIC_CLASS(wxRegionIterator)
 };