# coding: utf-8
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# Copyright (c) 2017-2019 European Synchrotron Radiation Facility
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"""This module provides a QMainWindow with a 3D SceneWidget and toolbars.
"""
from __future__ import absolute_import
__authors__ = ["T. Vincent"]
__license__ = "MIT"
__date__ = "29/11/2017"
from ...gui import qt, icons
from ...gui.widgets.BoxLayoutDockWidget import BoxLayoutDockWidget
from .actions.mode import InteractiveModeAction
from .SceneWidget import SceneWidget
from .tools import OutputToolBar, InteractiveModeToolBar, ViewpointToolBar
from .tools.GroupPropertiesWidget import GroupPropertiesWidget
from .tools.PositionInfoWidget import PositionInfoWidget
from .ParamTreeView import ParamTreeView
# Imported here for convenience
from . import items # noqa
__all__ = ['items', 'SceneWidget', 'SceneWindow']
class _PanPlaneAction(InteractiveModeAction):
"""QAction to set plane pan interaction on a Plot3DWidget
:param parent: See :class:`QAction`
:param ~silx.gui.plot3d.Plot3DWidget.Plot3DWidget plot3d:
Plot3DWidget the action is associated with
"""
def __init__(self, parent, plot3d=None):
super(_PanPlaneAction, self).__init__(
parent, 'panSelectedPlane', plot3d)
self.setIcon(icons.getQIcon('3d-plane-pan'))
self.setText('Pan plane')
self.setCheckable(True)
self.setToolTip(
'Pan selected plane. Press <b>Ctrl</b> to rotate the scene.')
def _planeChanged(self, event):
"""Handle plane updates"""
if event in (items.ItemChangedType.VISIBLE,
items.ItemChangedType.POSITION):
plane = self.sender()
isPlaneInteractive = \
plane._getPlane().plane.isPlane and plane.isVisible()
if isPlaneInteractive != self.isEnabled():
self.setEnabled(isPlaneInteractive)
mode = 'panSelectedPlane' if isPlaneInteractive else 'rotate'
self.getPlot3DWidget().setInteractiveMode(mode)
def _selectionChanged(self, current, previous):
"""Handle selected object change"""
if isinstance(previous, items.PlaneMixIn):
previous.sigItemChanged.disconnect(self._planeChanged)
if isinstance(current, items.PlaneMixIn):
current.sigItemChanged.connect(self._planeChanged)
self.setEnabled(True)
self.getPlot3DWidget().setInteractiveMode('panSelectedPlane')
else:
self.setEnabled(False)
def setPlot3DWidget(self, widget):
previous = self.getPlot3DWidget()
if isinstance(previous, SceneWidget):
previous.selection().sigCurrentChanged.disconnect(
self._selectionChanged)
self._selectionChanged(
None, previous.selection().getCurrentItem())
super(_PanPlaneAction, self).setPlot3DWidget(widget)
if isinstance(widget, SceneWidget):
self._selectionChanged(widget.selection().getCurrentItem(), None)
widget.selection().sigCurrentChanged.connect(
self._selectionChanged)
[docs]class SceneWindow(qt.QMainWindow):
"""OpenGL 3D scene widget with toolbars."""
def __init__(self, parent=None):
super(SceneWindow, self).__init__(parent)
if parent is not None:
# behave as a widget
self.setWindowFlags(qt.Qt.Widget)
self._sceneWidget = SceneWidget()
self.setCentralWidget(self._sceneWidget)
# Add PositionInfoWidget to display picking info
self._positionInfo = PositionInfoWidget()
self._positionInfo.setSceneWidget(self._sceneWidget)
dock = BoxLayoutDockWidget()
dock.setWindowTitle("Selection Info")
dock.setWidget(self._positionInfo)
self.addDockWidget(qt.Qt.BottomDockWidgetArea, dock)
self._interactiveModeToolBar = InteractiveModeToolBar(parent=self)
panPlaneAction = _PanPlaneAction(self, plot3d=self._sceneWidget)
self._interactiveModeToolBar.addAction(
self._positionInfo.toggleAction())
self._interactiveModeToolBar.addAction(panPlaneAction)
self._viewpointToolBar = ViewpointToolBar(parent=self)
self._outputToolBar = OutputToolBar(parent=self)
for toolbar in (self._interactiveModeToolBar,
self._viewpointToolBar,
self._outputToolBar):
toolbar.setPlot3DWidget(self._sceneWidget)
self.addToolBar(toolbar)
self.addActions(toolbar.actions())
self._paramTreeView = ParamTreeView()
self._paramTreeView.setModel(self._sceneWidget.model())
selectionModel = self._paramTreeView.selectionModel()
self._sceneWidget.selection()._setSyncSelectionModel(
selectionModel)
paramDock = qt.QDockWidget()
paramDock.setWindowTitle('Object parameters')
paramDock.setWidget(self._paramTreeView)
self.addDockWidget(qt.Qt.RightDockWidgetArea, paramDock)
self._sceneGroupResetWidget = GroupPropertiesWidget()
self._sceneGroupResetWidget.setGroup(
self._sceneWidget.getSceneGroup())
resetDock = qt.QDockWidget()
resetDock.setWindowTitle('Global parameters')
resetDock.setWidget(self._sceneGroupResetWidget)
self.addDockWidget(qt.Qt.RightDockWidgetArea, resetDock)
self.tabifyDockWidget(paramDock, resetDock)
paramDock.raise_()
[docs] def getParamTreeView(self):
"""Returns the :class:`ParamTreeView` of this window.
:rtype: ParamTreeView
"""
return self._paramTreeView
