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# coding: utf-8
# /*##########################################################################
#
# Copyright (c) 2015-2018 European Synchrotron Radiation Facility
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# ###########################################################################*/
"""This module provides a toolbar to control Plot3DWidget viewpoint."""
from __future__ import absolute_import
__authors__ = ["T. Vincent"]
__license__ = "MIT"
__date__ = "08/09/2017"
import weakref
from silx.gui import qt
from silx.gui.icons import getQIcon
from .. import actions
class ViewpointToolButton(qt.QToolButton):
"""A toolbutton with a drop-down list of ways to reset the viewpoint.
:param parent: See :class:`QToolButton`
"""
def __init__(self, parent=None):
super(ViewpointToolButton, self).__init__(parent)
self._plot3DRef = None
menu = qt.QMenu(self)
menu.addAction(actions.viewpoint.FrontViewpointAction(parent=self))
menu.addAction(actions.viewpoint.BackViewpointAction(parent=self))
menu.addAction(actions.viewpoint.TopViewpointAction(parent=self))
menu.addAction(actions.viewpoint.BottomViewpointAction(parent=self))
menu.addAction(actions.viewpoint.RightViewpointAction(parent=self))
menu.addAction(actions.viewpoint.LeftViewpointAction(parent=self))
menu.addAction(actions.viewpoint.SideViewpointAction(parent=self))
self.setMenu(menu)
self.setPopupMode(qt.QToolButton.InstantPopup)
self.setIcon(getQIcon('cube'))
self.setToolTip('Reset the viewpoint to a defined position')
def setPlot3DWidget(self, widget):
"""Set the Plot3DWidget this toolbar is associated with
:param ~silx.gui.plot3d.Plot3DWidget.Plot3DWidget widget:
The widget to control
"""
self._plot3DRef = None if widget is None else weakref.ref(widget)
for action in self.menu().actions():
action.setPlot3DWidget(widget)
def getPlot3DWidget(self):
"""Return the Plot3DWidget associated to this toolbar.
If no widget is associated, it returns None.
:rtype: ~silx.gui.plot3d.Plot3DWidget.Plot3DWidget or None
"""
return None if self._plot3DRef is None else self._plot3DRef()
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