def get_connectivity_parameters(input_connectivity, surface_data=None):
"""
Returns a dictionary which contains all the needed data for drawing a connectivity.
"""
viewer = ConnectivityViewer()
global_params, global_pages = viewer.compute_connectivity_global_params(input_connectivity, surface_data)
global_params.update(global_pages)
global_params['selectedConnectivityGid'] = input_connectivity.gid
return global_params
