adjust so that mono bitmaps don't get an alpha channel

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

diff --git a/include/wx/gtk/region.h b/include/wx/gtk/region.h
index 3409ce33391d8878a734c01210f989b0e7ce4c72..3aae6270c465250d484a3472bd285f3d5641c056 100644 (file)
--- a/include/wx/gtk/region.h
+++ b/include/wx/gtk/region.h
@@ -10,110 +10,86 @@
 #ifndef _WX_GTK_REGION_H_
 #define _WX_GTK_REGION_H_
 
 #ifndef _WX_GTK_REGION_H_
 #define _WX_GTK_REGION_H_
 

-#ifdef __GNUG__
-#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
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxRegion
 // ----------------------------------------------------------------------------
 

-class wxRegion : public wxGDIObject
+class WXDLLIMPEXP_CORE wxRegion : public wxRegionBase

 {
 public:
 {
 public:

-    wxRegion();
-    wxRegion( wxCoord x, wxCoord y, wxCoord w, wxCoord h );
-    wxRegion( const wxPoint& topLeft, const wxPoint& bottomRight );
-    wxRegion( const wxRect& rect );
-    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 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 );
+    wxRegion() { }
+
+    wxRegion( wxCoord x, wxCoord y, wxCoord w, wxCoord h )
+    {
+        InitRect(x, y, w, h);
+    }
+
+    wxRegion( const wxPoint& topLeft, const wxPoint& bottomRight )
+    {
+        InitRect(topLeft.x, topLeft.y,
+                 bottomRight.x - topLeft.x, bottomRight.y - topLeft.y);
+    }
+
+    wxRegion( const wxRect& rect )
+    {
+        InitRect(rect.x, rect.y, rect.width, rect.height);
+    }
+
+    wxRegion( size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
+
+    wxRegion( const wxBitmap& bmp)
+    {
+        Union(bmp);
+    }
+    wxRegion( const wxBitmap& bmp,
+              const wxColour& transColour, int tolerance = 0)
+    {
+        Union(bmp, transColour, tolerance);
+    }

 
 

-    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(); }
+    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:
 
 public:

-    wxList    *GetRectList() const;
+    // Init with GdkRegion, set ref count to 2 so that
+    // the C++ class will not destroy the region!
+    wxRegion( GdkRegion *region );
+

     GdkRegion *GetRegion() const;
 
 protected:
     GdkRegion *GetRegion() const;
 
 protected:

-    // helper of Intersect()
-    bool IntersectRegionOnly(const wxRegion& reg);
-
-    // call this before modifying the region
-    void Unshare();
+    // ref counting code
+    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);

 
 private:
 
 private:

-    DECLARE_DYNAMIC_CLASS(wxRegion);
+    DECLARE_DYNAMIC_CLASS(wxRegion)

 };
 
 // ----------------------------------------------------------------------------
 // wxRegionIterator: decomposes a region into rectangles
 // ----------------------------------------------------------------------------
 
 };
 
 // ----------------------------------------------------------------------------
 // wxRegionIterator: decomposes a region into rectangles
 // ----------------------------------------------------------------------------
 

-class wxRegionIterator: public wxObject
+class WXDLLIMPEXP_CORE wxRegionIterator: public wxObject

 {
 public:
     wxRegionIterator();
 {
 public:
     wxRegionIterator();


@@ -122,11 +98,11 @@ public:
     void Reset() { m_current = 0u; }
     void Reset(const wxRegion& region);
 
     void Reset() { m_current = 0u; }
     void Reset(const wxRegion& region);
 

-    operator bool () const;

     bool HaveRects() 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;
 
     wxCoord GetX() const;
     wxCoord GetY() const;


@@ -141,7 +117,7 @@ private:
     wxRegion m_region;
 
 private:
     wxRegion m_region;
 
 private:

-    DECLARE_DYNAMIC_CLASS(wxRegionIterator);
+    DECLARE_DYNAMIC_CLASS(wxRegionIterator)

 };
 
 
 };