# -*- 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
# French law and abiding by the rules of distribution of free software.
# You can  use, modify and/or redistribute the software under the
# terms of the CeCILL license version 2 as circulated by CEA, CNRS
# and INRIA at the following URL "http://www.cecill.info".
#
# As a counterpart to the access to the source code and  rights to copy,
# modify and redistribute granted by the license, users are provided only
# with a limited warranty  and the software's author,  the holder of the
# economic rights,  and the successive licensors  have only  limited
# liability.
#
# In this respect, the user's attention is drawn to the risks associated
# with loading,  using,  modifying and/or developing or reproducing the
# software by the user in light of its specific status of free software,
# that may mean  that it is complicated to manipulate,  and  that  also
# therefore means  that it is reserved for developers  and  experienced
# professionals having in-depth computer knowledge. Users are therefore
# encouraged to load and test the software's suitability as regards their
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# data to be ensured and,  more generally, to use and operate it in the
# same conditions as regards security.
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# The fact that you are presently reading this means that you have had
# knowledge of the CeCILL license version 2 and that you accept its terms.

'''
Graph manipulation
------------------

Loading and displaying a graph
'''

from __future__ import absolute_import
import anatomist.direct.api as anatomist
from soma import aims
import sys
from soma.qt_gui import qt_backend
qt_backend.set_qt_backend(compatible_qt5=True)
from soma.qt_gui.qt_backend import QtGui
import sys

if QtGui.qApp.startingUp():
    runqt = True

g = aims.read('Rbase.arg')

a = anatomist.Anatomist()

ag = a.toAObject(g)
ag.releaseAppRef()
for x in g.vertices():
    x['toto'] = 12.3

g.vertices().list()[10]['toto'] = 24.3
g.vertices().list()[12]['toto'] = 48

ag.setColorMode(ag.PropertyMap)
ag.setColorProperty('toto')
ag.notifyObservers()

w = a.createWindow('3D')
w.addObjects(ag, add_graph_nodes=True)

w.camera(view_quaternion=[0.5, -0.5, -0.5, 0.5])
w.windowConfig(view_size=[642, 384])


if __name__ == '__main__':
    # display in matplotlib for sphinx_gallery
    if w.sphinx_gallery_snapshot():
        runqt = False
    if runqt:
        QtGui.qApp.exec_()
    if runqt or 'sphinx_gallery' in sys.modules:
        del w, x, ag, g