Implement monitoring of file descriptors in wxMotif event loop.

[wxWidgets.git] / interface / wx / graphics.h

diff --git a/interface/wx/graphics.h b/interface/wx/graphics.h
index ac46f91a3135155f0cb71b76f9f4b0a3a8aaded1..2f052a5f0805e75d743bad7390f7ae658a08343a 100644 (file)
--- a/interface/wx/graphics.h
+++ b/interface/wx/graphics.h
@@ -405,6 +405,11 @@ public:
      */
     static wxGraphicsContext* Create(wxImage& image);
 
+    /**
+       Create a lightweight context that can be used only for measuring text.
+    */
+    static wxGraphicsContext* Create();
+
     /**
         Clips drawings to the specified region.
     */
@@ -842,10 +847,48 @@ public:
     virtual void PopState() = 0;
 
 
+    virtual bool ShouldOffset() const;
     virtual void EnableOffset(bool enable = true);
     void DisableOffset();
     bool OffsetEnabled();
 
+    /**
+       Begin a new document (relevant only for printing / pdf etc.)
+       If there is a progress dialog, message will be shown.
+    */
+    virtual bool StartDoc( const wxString& message );
+
+    /**
+       Done with that document (relevant only for printing / pdf etc.)
+    */
+    virtual void EndDoc();
+
+    /**
+       Opens a new page (relevant only for printing / pdf etc.) with the given
+       size in points.  (If both are null the default page size will be used.)
+    */
+    virtual void StartPage( wxDouble width = 0, wxDouble height = 0 );
+
+    /**
+       Ends the current page  (relevant only for printing / pdf etc.)
+    */
+    virtual void EndPage();
+
+    /**
+       Make sure that the current content of this context is immediately visible.
+    */
+    virtual void Flush();
+
+    /**
+       Returns the size of the graphics context in device coordinates.
+    */
+    void GetSize(wxDouble* width, wxDouble* height) const;
+    
+    /**
+       Returns the resolution of the graphics context in device points per inch.
+    */
+    virtual void GetDPI( wxDouble* dpiX, wxDouble* dpiY);
+
 };
 
 /**
@@ -938,7 +981,7 @@ public:
     /**
         Returns the number of stops.
     */
-    unsigned GetCount() const;
+    size_t GetCount() const;
 
     /**
         Set the start colour to @a col