adding overlay implementation for core graphics

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

diff --git a/include/wx/gtk1/dc.h b/include/wx/gtk1/dc.h
index 78c421c9c410364b1c0fe73bc68ac6c4b586335b..82f2ae49e788599b5eb045e3980f542187e03460 100644 (file)
--- a/include/wx/gtk1/dc.h
+++ b/include/wx/gtk1/dc.h
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        dc.h
+// Name:        wx/gtk1/dc.h
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
@@ -7,24 +7,20 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-
 #ifndef __GTKDCH__
 #define __GTKDCH__
 
-#ifdef __GNUG__
-#pragma interface
-#endif
-
 //-----------------------------------------------------------------------------
 // classes
 //-----------------------------------------------------------------------------
 
-class wxDC;
+class WXDLLIMPEXP_CORE wxDC;
 
 //-----------------------------------------------------------------------------
 // constants
 //-----------------------------------------------------------------------------
 
+#ifndef MM_TEXT
 #define MM_TEXT         0
 #define MM_ISOTROPIC    1
 #define MM_ANISOTROPIC  2
@@ -33,26 +29,26 @@ class wxDC;
 #define MM_TWIPS        5
 #define MM_POINTS       6
 #define MM_METRIC       7
+#endif
 
 //-----------------------------------------------------------------------------
 // wxDC
 //-----------------------------------------------------------------------------
 
-class wxDC : public wxDCBase
+class WXDLLIMPEXP_CORE wxDC : public wxDCBase
 {
 public:
     wxDC();
-    ~wxDC() { }
+    virtual ~wxDC() { }
 
+#if wxUSE_PALETTE
     void SetColourMap( const wxPalette& palette ) { SetPalette(palette); };
-
-    // the first two must be overridden and called
-    virtual void DestroyClippingRegion();
+#endif // wxUSE_PALETTE
 
     // Resolution in pixels per logical inch
     virtual wxSize GetPPI() const;
 
-    virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return TRUE; }
+    virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }
     virtual void EndDoc() { }
     virtual void StartPage() { }
     virtual void EndPage() { }
@@ -70,6 +66,8 @@ public:
 
     virtual void ComputeScaleAndOrigin();
 
+    virtual GdkWindow* GetGDKWindow() const { return NULL; }
+
     wxCoord XDEV2LOG(wxCoord x) const
     {
         wxCoord new_x = x - m_deviceOriginX;
@@ -134,7 +132,6 @@ public:
 protected:
     // base class pure virtuals implemented here
     virtual void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
-    virtual void DoGetSize(int *width, int *height) const;
     virtual void DoGetSizeMM(int* width, int* height) const;
 
 public:
@@ -148,9 +145,16 @@ public:
     bool         m_needComputeScaleX,
                  m_needComputeScaleY; // not yet used
 
-    
+
 private:
     DECLARE_ABSTRACT_CLASS(wxDC)
 };
 
+// this must be defined when wxDC::Blit() honours the DC origian and needed to
+// allow wxUniv code in univ/winuniv.cpp to work with versions of wxGTK
+// 2.3.[23]
+#ifndef wxHAS_WORKING_GTK_DC_BLIT
+    #define wxHAS_WORKING_GTK_DC_BLIT
+#endif
+
 #endif // __GTKDCH__