# -*- coding: utf-8 -*-
#  This software and supporting documentation are distributed by
#      Institut Federatif de Recherche 49
#      CEA/NeuroSpin, Batiment 145,
#      91191 Gif-sur-Yvette cedex
#      France
#
# This software is governed by the CeCILL license version 2 under
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# You can  use, modify and/or redistribute the software under the
# terms of the CeCILL license version 2 as circulated by CEA, CNRS
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from brainvisa.processes import *
from brainvisa import anatomist

name = 'Anatomist Show Symmetrized Folds Graph'
#roles = ('viewer',)
userLevel = 2

def validation():
    anatomist.validation()

signature = Signature(
    'graph', ReadDiskItem( 'Cortical folds graph', 'Graph' ),
    'nomenclature', ReadDiskItem( 'Nomenclature', 'Hierarchy' ),
    'white_mesh', ReadDiskItem( 'Hemisphere White Mesh',
      'Anatomist mesh formats' ),
    )

def initialization( self ):
    self.setOptional( 'nomenclature' )
    self.setOptional( 'white_mesh' )
    self.linkParameters( 'white_mesh', 'graph' )
    self.nomenclature = self.signature[ 'nomenclature' ].findValue( {} )

def execution( self, context ):
    toload = [ self.graph ]
    if self.white_mesh is not None:
      toload.append( self.white_mesh )
    selfdestroy = []
    if self.nomenclature is not None:
        ( hie, br ) = context.runProcess( 'AnatomistShowNomenclature',
                                          read=self.nomenclature )
        selfdestroy += ( hie, br )
    objs = context.runProcess( 'AnatomistShowSymmetrizedData', items=toload )
    a = anatomist.Anatomist()
    l = self.graph.get( 'automatically_labelled' )
    context.write( 'automatically_labelled:', l )
    nomenclatureprop = 'default'
    if l and l == 'Yes':
        nomenclatureprop = 'label'
        #a.setGraphParams( label_attribute='label', use_nomenclature=1 )
    else:
        l = self.graph.get( 'manually_labelled' )
        context.write( 'manually_labelled:', l )
        if l and l == 'Yes':
            nomenclatureprop = 'name'
            #a.setGraphParams( label_attribute='name', use_nomenclature=1 )
    graph = objs[0]
    win = objs[-1]
    win.addObjects( graph, add_graph_nodes=True )
    context.write( 'nomenclature_property:', nomenclatureprop )
    a.execute( 'GraphDisplayProperties', objects=[graph],
      nomenclature_property=nomenclatureprop )
    selfdestroy += objs
    return selfdestroy