Interactive rotation of an Axes handle.
Figure or Axes handle. Specify on which Axes the rotation will apply.
rotate_axes function is used to perform an interactive rotation of an Axes object.
When the function is called, the user is requested to click twice on the graphic window. The first click
initializes the rotation and the second ends it.
If an Axes handle is specified as input argument, the rotation will apply on it. If a figure handle is specified, the first click determines the Axes object to rotate. If the function is called with no argument, the rotation apply on the current figure.