FEM: Python geometry selection class, use it for gmsh mesh group
This commit is contained in:
Bernd Hahnebach
@@ -53,53 +53,6 @@
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</layout>
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</widget>
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</item>
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<item>
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<widget class="QGroupBox" name="groupBox_1">
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<property name="title">
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<string>References</string>
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</property>
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<layout class="QVBoxLayout" name="verticalLayout_2">
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<item>
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<widget class="QPushButton" name="pushButton_Reference">
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<property name="text">
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<string>Add reference</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QListWidget" name="list_References"/>
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</item>
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<item>
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<layout class="QGridLayout" name="gridLayout">
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<item row="0" column="2">
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<widget class="QRadioButton" name="rb_solid">
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<property name="text">
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<string>Solid</string>
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</property>
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</widget>
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</item>
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<item row="0" column="1">
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<widget class="QRadioButton" name="rb_standard">
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<property name="text">
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<string>Face, Edge, Vertex</string>
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</property>
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<property name="checked">
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<bool>true</bool>
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</property>
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</widget>
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</item>
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<item row="0" column="0">
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<widget class="QLabel" name="l_label_text_5">
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<property name="text">
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<string><html><head/><body><p>Selection</p></body></html></string>
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</property>
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</widget>
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</item>
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</layout>
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</item>
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</layout>
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</widget>
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</item>
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<item>
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<spacer name="verticalSpacer_2">
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<property name="orientation">
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@@ -33,9 +33,8 @@ import FemGui # needed to display the icons in TreeView
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False if False else FemGui.__name__ # dummy usage of FemGui for flake8, just returns 'FemGui'
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# for the panel
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import femmesh.meshtools as FemMeshTools
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from PySide import QtCore
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from PySide import QtGui
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from . import FemSelectionWidgets
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class _ViewProviderFemMeshGroup:
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@@ -103,220 +102,44 @@ class _TaskPanelFemMeshGroup:
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'''The TaskPanel for editing References property of FemMeshGroup objects'''
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def __init__(self, obj):
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FreeCADGui.Selection.clearSelection()
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self.sel_server = None
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# parameter widget
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self.obj = obj
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self.selection_mode_solid = False
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self.selection_mode_std_print_message = "Select Faces, Edges and Vertices by single click on them to add them to the list."
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self.selection_mode_solid_print_message = "Select Solids by single click on a Face or Edge which belongs to the Solid, to add the Solid to the list."
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self.obj_notvisible = []
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self.parameterWidget = FreeCADGui.PySideUic.loadUi(FreeCAD.getHomePath() + "Mod/Fem/Resources/ui/MeshGroup.ui")
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QtCore.QObject.connect(self.parameterWidget.rb_name, QtCore.SIGNAL("toggled(bool)"), self.choose_exportidentifier_name)
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QtCore.QObject.connect(self.parameterWidget.rb_label, QtCore.SIGNAL("toggled(bool)"), self.choose_exportidentifier_label)
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self.init_parameter_widget()
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self.form = FreeCADGui.PySideUic.loadUi(FreeCAD.getHomePath() + "Mod/Fem/Resources/ui/MeshGroup.ui")
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QtCore.QObject.connect(self.form.rb_name, QtCore.SIGNAL("toggled(bool)"), self.choose_exportidentifier_name)
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QtCore.QObject.connect(self.form.rb_label, QtCore.SIGNAL("toggled(bool)"), self.choose_exportidentifier_label)
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QtCore.QObject.connect(self.form.rb_standard, QtCore.SIGNAL("toggled(bool)"), self.choose_selection_mode_standard)
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QtCore.QObject.connect(self.form.rb_solid, QtCore.SIGNAL("toggled(bool)"), self.choose_selection_mode_solid)
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QtCore.QObject.connect(self.form.pushButton_Reference, QtCore.SIGNAL("clicked()"), self.add_references)
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self.form.list_References.itemSelectionChanged.connect(self.select_clicked_reference_shape)
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self.form.list_References.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
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self.form.list_References.connect(self.form.list_References, QtCore.SIGNAL("customContextMenuRequested(QPoint)"), self.references_list_right_clicked)
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# geometry selection widget
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self.selectionWidget = FemSelectionWidgets.GeometryElementsSelection(obj.References, ['Solid', 'Face', 'Edge', 'Vertex']) # start with Solid in list!
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self.get_meshgroup_props()
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self.update()
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# form made from param and selection widget
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self.form = [self.parameterWidget, self.selectionWidget]
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def accept(self):
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self.setback_listobj_visibility()
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self.set_meshgroup_props()
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if self.sel_server:
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FreeCADGui.Selection.removeObserver(self.sel_server)
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FreeCADGui.ActiveDocument.resetEdit()
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self.obj.UseLabel = self.use_label
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self.obj.References = self.selectionWidget.references
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FreeCAD.ActiveDocument.recompute()
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self.set_back_all()
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return True
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def reject(self):
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self.setback_listobj_visibility()
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if self.sel_server:
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FreeCADGui.Selection.removeObserver(self.sel_server)
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FreeCADGui.ActiveDocument.resetEdit()
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self.set_back_all()
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return True
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def get_meshgroup_props(self):
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def set_back_all(self):
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self.selectionWidget.setback_listobj_visibility()
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if self.selectionWidget.sel_server:
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FreeCADGui.Selection.removeObserver(self.selectionWidget.sel_server)
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FreeCADGui.ActiveDocument.resetEdit()
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def init_parameter_widget(self):
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self.use_label = self.obj.UseLabel
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self.references = []
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if self.obj.References:
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self.tuplereferences = self.obj.References
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self.get_references()
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def set_meshgroup_props(self):
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self.obj.References = self.references
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self.obj.UseLabel = self.use_label
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def update(self):
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'fills the widgets'
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self.form.rb_name.setChecked(not self.use_label)
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self.form.rb_label.setChecked(self.use_label)
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self.rebuild_list_References()
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self.parameterWidget.rb_name.setChecked(not self.use_label)
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self.parameterWidget.rb_label.setChecked(self.use_label)
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def choose_exportidentifier_name(self, state):
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self.use_label = not state
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def choose_exportidentifier_label(self, state):
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self.use_label = state
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def choose_selection_mode_standard(self, state):
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self.selection_mode_solid = not state
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if self.sel_server and not self.selection_mode_solid:
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print(self.selection_mode_std_print_message)
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def choose_selection_mode_solid(self, state):
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self.selection_mode_solid = state
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if self.sel_server and self.selection_mode_solid:
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print(self.selection_mode_solid_print_message)
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def get_references(self):
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for ref in self.tuplereferences:
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for elem in ref[1]:
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self.references.append((ref[0], elem))
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def references_list_right_clicked(self, QPos):
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self.form.contextMenu = QtGui.QMenu()
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menu_item_remove_selected = self.form.contextMenu.addAction("Remove selected reference")
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menu_item_remove_all = self.form.contextMenu.addAction("Remove all references")
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if not self.references:
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menu_item_remove_selected.setDisabled(True)
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menu_item_remove_all.setDisabled(True)
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self.form.connect(menu_item_remove_selected, QtCore.SIGNAL("triggered()"), self.remove_selected_reference)
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self.form.connect(menu_item_remove_all, QtCore.SIGNAL("triggered()"), self.remove_all_references)
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parentPosition = self.form.list_References.mapToGlobal(QtCore.QPoint(0, 0))
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self.form.contextMenu.move(parentPosition + QPos)
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self.form.contextMenu.show()
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def remove_selected_reference(self):
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if not self.references:
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return
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currentItemName = str(self.form.list_References.currentItem().text())
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currentRow = self.form.list_References.currentRow()
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for ref in self.references:
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refname_to_compare_listentry = ref[0].Name + ':' + ref[1]
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if refname_to_compare_listentry == currentItemName:
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self.references.remove(ref)
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self.rebuild_list_References(currentRow)
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def remove_all_references(self):
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self.references = []
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self.rebuild_list_References()
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def add_references(self):
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'''Called if Button add_reference is triggered'''
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# in constraints EditTaskPanel the selection is active as soon as the taskpanel is open
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# here the addReference button EditTaskPanel has to be triggered to start selection mode
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self.setback_listobj_visibility()
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FreeCADGui.Selection.clearSelection()
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# start SelectionObserver and parse the function to add the References to the widget
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if self.selection_mode_solid: # print message on button click
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print_message = self.selection_mode_solid_print_message
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else:
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print_message = self.selection_mode_std_print_message
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if not self.sel_server:
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# if we do not check, we would start a new SelectionObserver on every click on addReference button
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# but close only one SelectionObserver on leaving the task panel
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from . import FemSelectionObserver
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self.sel_server = FemSelectionObserver.FemSelectionObserver(self.selectionParser, print_message)
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def selectionParser(self, selection):
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print('selection: ', selection[0].Shape.ShapeType, ' ', selection[0].Name, ' ', selection[1])
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if hasattr(selection[0], "Shape") and selection[1]:
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elt = selection[0].Shape.getElement(selection[1])
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if self.selection_mode_solid:
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# in solid selection mode use edges and faces for selection of a solid
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solid_to_add = None
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if elt.ShapeType == 'Edge':
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found_edge = False
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for i, s in enumerate(selection[0].Shape.Solids):
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for e in s.Edges:
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if elt.isSame(e):
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if not found_edge:
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solid_to_add = str(i + 1)
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else:
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FreeCAD.Console.PrintMessage('Edge belongs to more than one solid\n')
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solid_to_add = None
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found_edge = True
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elif elt.ShapeType == 'Face':
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found_face = False
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for i, s in enumerate(selection[0].Shape.Solids):
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for e in s.Faces:
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if elt.isSame(e):
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if not found_face:
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solid_to_add = str(i + 1)
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else:
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FreeCAD.Console.PrintMessage('Face belongs to more than one solid\n')
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solid_to_add = None
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found_edge = True
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if solid_to_add:
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selection = (selection[0], 'Solid' + solid_to_add)
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print('selection element changed to Solid: ', selection[0].Shape.ShapeType, ' ', selection[0].Name, ' ', selection[1])
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else:
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return
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if selection not in self.references:
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self.references.append(selection)
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self.rebuild_list_References()
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else:
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FreeCAD.Console.PrintMessage(selection[0].Name + ' --> ' + selection[1] + ' is in reference list already!\n')
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def rebuild_list_References(self, current_row=0):
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self.form.list_References.clear()
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items = []
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for ref in self.references:
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item_name = ref[0].Name + ':' + ref[1]
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items.append(item_name)
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for listItemName in sorted(items):
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self.form.list_References.addItem(listItemName)
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if current_row > self.form.list_References.count() - 1: # first row is 0
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current_row = self.form.list_References.count() - 1
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if self.form.list_References.count() > 0:
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self.form.list_References.setCurrentItem(self.form.list_References.item(current_row))
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def select_clicked_reference_shape(self):
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self.setback_listobj_visibility()
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if self.sel_server:
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FreeCADGui.Selection.removeObserver(self.sel_server)
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self.sel_server = None
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if not self.sel_server:
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if not self.references:
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return
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currentItemName = str(self.form.list_References.currentItem().text())
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for ref in self.references:
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refname_to_compare_listentry = ref[0].Name + ':' + ref[1]
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if refname_to_compare_listentry == currentItemName:
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# print('found: shape: ' + ref[0].Name + ' element: ' + ref[1])
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if not ref[0].ViewObject.Visibility:
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self.obj_notvisible.append(ref[0])
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ref[0].ViewObject.Visibility = True
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FreeCADGui.Selection.clearSelection()
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if ref[1].startswith('Solid') and (ref[0].Shape.ShapeType == 'Compound' or ref[0].Shape.ShapeType == 'CompSolid'):
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# selection of Solids of Compounds or CompSolids is not possible, because a Solid is no Subelement
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# since only Subelements can be selected, we gone select all Faces of such an Solids
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solid = FemMeshTools.get_element(ref[0], ref[1]) # the method getElement(element) does not return Solid elements
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if not solid:
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return
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faces = []
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for fs in solid.Faces:
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# find these faces in ref[0]
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for i, fref in enumerate(ref[0].Shape.Faces):
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if fs.isSame(fref):
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fref_elstring = 'Face' + str(i + 1)
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if fref_elstring not in faces:
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faces.append(fref_elstring)
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for f in faces:
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FreeCADGui.Selection.addSelection(ref[0], f)
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else:
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# Selection of all other element types is supported
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FreeCADGui.Selection.addSelection(ref[0], ref[1])
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def setback_listobj_visibility(self):
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'''set back Visibility of the list objects
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'''
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FreeCADGui.Selection.clearSelection()
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for obj in self.obj_notvisible:
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obj.ViewObject.Visibility = False
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self.obj_notvisible = []
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