Some tweaks for PenInfo and GraphicsPenInfo wrappers

wx/lib/graphics.py

@@ -197,12 +197,14 @@ class GraphicsPen(GraphicsObject):
 
     @staticmethod
     def CreateFromPen(pen):
-        """Convert a :class:`wx.Pen` to a ``GraphicsPen``"""
-        assert isinstance(pen, wx.Pen)
-        p = GraphicsPen(pen.Colour, pen.Width, pen.Style)
-        p._cap = pen.Cap
-        p._dashes = pen.Dashes
-        p._join = pen.Join
+        """Convert a :class:`wx.Pen` or :class:`wx.GraphicsPenInfo` to a ``GraphicsPen``"""
+        assert isinstance(pen, (wx.Pen, wx.GraphicsPenInfo))
+        p = GraphicsPen(pen.GetColour(), pen.GetWidth(), pen.GetStyle())
+        p._cap = pen.GetCap()
+        p._join = pen.GetJoin()
+        if isinstance(pen, wx.Pen):
+            # TODO: GraphicsPenInfo still needs Dashes support added.
+            p._dashes = pen.GetDashes()
         return p
 
 
@@ -1330,7 +1332,7 @@ class GraphicsContext(GraphicsObject):
 
     def CreatePen(self, pen):
         """
-        Create a new pen from a wx.Pen.
+        Create a new pen from a wx.Pen or a wx.GraphicsPenInfo.
         """
         return GraphicsPen.CreateFromPen(pen)
 
@@ -1824,6 +1826,10 @@ class GraphicsContext(GraphicsObject):
         self._context.paint_with_alpha(opacity)
 
 
+    def Flush(self):
+        pass
+
+
     def GetSize(self):
         return (self._width, self._height)
     Size = property(GetSize)