Renderer.add_border# Renderer.add_border(color='white', width=1.0, edges=None)[source]# Add borders around the frame. Parameters: colorColorLike, default: “white”Color of the border. widthfloat, default: 1.0Width of the border. edgessequence[str], optionalWhich edges of the frame to draw. Any subset of ('top', 'left', 'bottom', 'right'). When None (the default) all four edges are drawn. Returns: vtkActor2DBorder actor.