1. more accurate conversion from 8-bit wx color to 16-bit GDK color

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

diff --git a/include/wx/gtk/region.h b/include/wx/gtk/region.h
index 03c2844e0b4b0f61ed77f7295785df103294e7bc..80eca895364e1c65bb83377f171fe86c279b4eac 100644 (file)
--- a/include/wx/gtk/region.h
+++ b/include/wx/gtk/region.h
@@ -10,10 +10,6 @@
 #ifndef _WX_GTK_REGION_H_
 #define _WX_GTK_REGION_H_
 
-#if defined(__GNUG__) && !defined(__APPLE__)
-#pragma interface
-#endif
-
 #include "wx/list.h"
 #include "wx/gdiobj.h"
 #include "wx/gdicmn.h"
@@ -22,7 +18,7 @@
 // classes
 //-----------------------------------------------------------------------------
 
-class wxRegion;
+class WXDLLIMPEXP_CORE wxRegion;
 
 //-----------------------------------------------------------------------------
 // constants
@@ -49,7 +45,7 @@ enum wxRegionOp
 // wxRegion
 // ----------------------------------------------------------------------------
 
-class wxRegion : public wxGDIObject
+class WXDLLIMPEXP_CORE wxRegion : public wxGDIObject
 {
 public:
     wxRegion() { }
@@ -72,24 +68,22 @@ public:
 
     wxRegion( size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
 
+    wxRegion( const wxBitmap& bmp)
+    {
+        Union(bmp);
+    }
     wxRegion( const wxBitmap& bmp,
-              const wxColour& transColour = wxNullColour,
-              int   tolerance = 0)
+              const wxColour& transColour, int tolerance = 0)
     {
         Union(bmp, transColour, tolerance);
     }
 
     ~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); }
+    bool operator == ( const wxRegion& region ) const;
+    bool operator != ( const wxRegion& region ) const { return !(*this == region); }
 
     void Clear();
 
@@ -122,17 +116,18 @@ public:
     wxRegionContain Contains(const wxPoint& pt) const;
     wxRegionContain Contains(const wxRect& rect) const;
 
-    // Convert the region to a B&W bitmap with the black pixels being inside
+    // 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,
+    // 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 = wxNullColour,
-               int   tolerance = 0);
+               const wxColour& transColour, int tolerance = 0);
 
 
 public:
@@ -151,14 +146,14 @@ protected:
     void InitRect(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
 
 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();
@@ -186,7 +181,7 @@ private:
     wxRegion m_region;
 
 private:
-    DECLARE_DYNAMIC_CLASS(wxRegionIterator);
+    DECLARE_DYNAMIC_CLASS(wxRegionIterator)
 };