applied patch 432814: saving BMP in 1, 4 and 8 bpp

[wxWidgets.git] / include / wx / gtk1 / region.h

diff --git a/include/wx/gtk1/region.h b/include/wx/gtk1/region.h
index 282904708ab5c4a3bf60911c75c82651c9d13f5d..5e1a904955bb09791cd16bca129370892b06b287 100644 (file)
--- a/include/wx/gtk1/region.h
+++ b/include/wx/gtk1/region.h
@@ -1,15 +1,14 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        region.h
+// Name:        wx/gtk/region.h

 // Purpose:
 // Author:      Robert Roebling
 // Purpose:
 // Author:      Robert Roebling

-// Created:     01/02/97
-// Id:
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:    wxWindows licence
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifndef __REGIONH__
-#define __REGIONH__
+#ifndef _WX_GTK_REGION_H_
+#define _WX_GTK_REGION_H_

 
 #ifdef __GNUG__
 #pragma interface
 
 #ifdef __GNUG__
 #pragma interface


@@ -29,71 +28,121 @@ class wxRegion;
 // constants
 //-----------------------------------------------------------------------------
 
 // constants
 //-----------------------------------------------------------------------------
 

-enum wxRegionContain 
+enum wxRegionContain

 {
 {

-  wxOutRegion = 0, wxPartRegion = 1, wxInRegion = 2
+    wxOutRegion = 0,
+    wxPartRegion = 1,
+    wxInRegion = 2

 };
 
 // So far, for internal use only
 };
 
 // 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.

 };
 
 };
 

-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------

 // wxRegion
 // wxRegion

-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------

 
 

-class wxRegion : public wxGDIObject 
+class wxRegion : public wxGDIObject

 {
 {

-  DECLARE_DYNAMIC_CLASS(wxRegion);
-  
-  public:
-  
-    wxRegion( long x, long y, long w, long h );
+public:
+    wxRegion( wxCoord x, wxCoord y, wxCoord w, wxCoord h );

     wxRegion( const wxPoint& topLeft, const wxPoint& bottomRight );
     wxRegion( const wxRect& rect );
     wxRegion( const wxPoint& topLeft, const wxPoint& bottomRight );
     wxRegion( const wxRect& rect );

-    wxRegion(void);
-    ~wxRegion(void);
+    wxRegion();
+    virtual ~wxRegion();

 
 

-    inline wxRegion( const wxRegion& r ) 
-      { Ref(r); }
-    inline wxRegion& operator = ( const wxRegion& r )
-      { Ref(r); return (*this); }
+    wxRegion( const wxRegion& r ) { Ref(r); }
+    wxRegion& operator = ( const wxRegion& r ) { Ref(r); return *this; }

 
 

-    void Clear(void);
+    bool operator == ( const wxRegion& region );
+    bool operator != ( const wxRegion& region );

 
 

-    bool Union( long x, long y, long width, long height );
+    void Clear();
+
+    bool Union( wxCoord x, wxCoord y, wxCoord width, wxCoord height );

     bool Union( const wxRect& rect );
     bool Union( const wxRegion& region );
 
     bool Union( const wxRect& rect );
     bool Union( const wxRegion& region );
 

-    bool Intersect( long x, long y, long width, long height );
+    bool Intersect( wxCoord x, wxCoord y, wxCoord width, wxCoord height );

     bool Intersect( const wxRect& rect );
     bool Intersect( const wxRegion& region );
 
     bool Intersect( const wxRect& rect );
     bool Intersect( const wxRegion& region );
 

-    bool Subtract( long x, long y, long width, long height );
+    bool Subtract( wxCoord x, wxCoord y, wxCoord width, wxCoord height );

     bool Subtract( const wxRect& rect );
     bool Subtract( const wxRegion& region );
 
     bool Subtract( const wxRect& rect );
     bool Subtract( const wxRegion& region );
 

-    bool Xor( long x, long y, long width, long height );
+    bool Xor( wxCoord x, wxCoord y, wxCoord width, wxCoord height );

     bool Xor( const wxRect& rect );
     bool Xor( const wxRegion& region );
 
     bool Xor( const wxRect& rect );
     bool Xor( const wxRegion& region );
 

-    void GetBox( long& x, long& y, long&w, long &h ) const;
-    wxRect GetBox(void) const ;
+    void GetBox( wxCoord& x, wxCoord& y, wxCoord&w, wxCoord &h ) const;
+    wxRect GetBox() const ;
+
+    bool Empty() const;
+    bool IsEmpty() const { return Empty(); }

 
 

-    bool Empty(void) const;
+    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;

 
 

-    wxRegionContain Contains( long x, long y ) const;
-    wxRegionContain Contains( long x, long y, long w, long h ) const;
-    
-  public:
-    
-    GdkRegion *GetRegion(void) const;
+public:
+    wxList    *GetRectList() const;
+    GdkRegion *GetRegion() const;
+
+protected:
+    // helper of Intersect()
+    bool IntersectRegionOnly(const wxRegion& reg);
+
+    // call this before modifying the region
+    void Unshare();
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxRegion);

 };
 
 };
 

+// ----------------------------------------------------------------------------
+// wxRegionIterator: decomposes a region into rectangles
+// ----------------------------------------------------------------------------
+
+class wxRegionIterator: public wxObject
+{
+public:
+    wxRegionIterator();
+    wxRegionIterator(const wxRegion& region);
+
+    void Reset() { m_current = 0u; }
+    void Reset(const wxRegion& region);
+
+    operator bool () const;
+    bool HaveRects() const;
+
+    void operator ++ ();
+    void 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;
+
+private:
+    size_t   m_current;
+    wxRegion m_region;
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxRegionIterator);
+};
+
+

 #endif
 #endif

-       // __REGIONH__
+        // _WX_GTK_REGION_H_