astGetGrfContextastGetGrfContext
-
Return the KeyMap that describes a Plot's graphics context
- Description:
- This function
returns a reference to a KeyMapKeyMap that will be passed to any drawing
functions registered using astGrfSetastGrfSet.
This KeyMap can be used by an application to pass information to
the drawing functions
about the context in which they are being called. The contents of
the KeyMap are never accessed byt the PlotPlot class itself.
- Synopsis:
- AstKeyMap
astGetGrfContext( AstPlot
this )
- Parameters:
-
this
-
Pointer to the Plot.
- Returned Value:
-
astGetGrfContext()
-
A pointer to the graphics context KeyMap. The returned pointer
should be annulled when it is no longer needed.