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create/src/Mod/Fem/femguiobjects/_ViewProviderFemElementGeometry1D.py

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Python

# ***************************************************************************
# * *
# * Copyright (c) 2015 - Bernd Hahnebach <bernd@bimstatik.org> *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * This program is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with this program; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
# * *
# ***************************************************************************
__title__ = "_ViewProviderFemElementGeometry1D"
__author__ = "Bernd Hahnebach"
__url__ = "http://www.freecadweb.org"
## @package ViewProviderFemElementGeometry1D
# \ingroup FEM
import FreeCAD
import FreeCADGui
import FemGui # needed to display the icons in TreeView
False if False else FemGui.__name__ # dummy usage of FemGui for flake8, just returns 'FemGui'
# for the panel
from femobjects import _FemElementGeometry1D
from PySide import QtCore
from PySide import QtGui
class _ViewProviderFemElementGeometry1D:
"A View Provider for the FemElementGeometry1D object"
def __init__(self, vobj):
vobj.Proxy = self
def getIcon(self):
return ":/icons/fem-beam-section.svg"
def attach(self, vobj):
from pivy import coin
self.ViewObject = vobj
self.Object = vobj.Object
self.standard = coin.SoGroup()
vobj.addDisplayMode(self.standard, "Standard")
def getDisplayModes(self, obj):
return ["Standard"]
def getDefaultDisplayMode(self):
return "Standard"
def updateData(self, obj, prop):
return
def onChanged(self, vobj, prop):
return
def setEdit(self, vobj, mode=0):
# hide all meshes
for o in FreeCAD.ActiveDocument.Objects:
if o.isDerivedFrom("Fem::FemMeshObject"):
o.ViewObject.hide()
# show task panel
taskd = _TaskPanelFemElementGeometry1D(self.Object)
taskd.obj = vobj.Object
FreeCADGui.Control.showDialog(taskd)
return True
def unsetEdit(self, vobj, mode=0):
FreeCADGui.Control.closeDialog()
return
def doubleClicked(self, vobj):
guidoc = FreeCADGui.getDocument(vobj.Object.Document)
# check if another VP is in edit mode, https://forum.freecadweb.org/viewtopic.php?t=13077#p104702
if not guidoc.getInEdit():
guidoc.setEdit(vobj.Object.Name)
else:
from PySide.QtGui import QMessageBox
message = 'Active Task Dialog found! Please close this one before open a new one!'
QMessageBox.critical(None, "Error in tree view", message)
FreeCAD.Console.PrintError(message + '\n')
return True
def __getstate__(self):
return None
def __setstate__(self, state):
return None
class _TaskPanelFemElementGeometry1D:
'''The TaskPanel for editing References property of FemElementGeometry1D objects'''
def __init__(self, obj):
FreeCADGui.Selection.clearSelection()
self.sel_server = None
self.obj = obj
self.obj_notvisible = []
self.form = FreeCADGui.PySideUic.loadUi(FreeCAD.getHomePath() + "Mod/Fem/Resources/ui/ElementGeometry1D.ui")
QtCore.QObject.connect(self.form.cb_crosssectiontype, QtCore.SIGNAL("activated(int)"), self.sectiontype_changed)
QtCore.QObject.connect(self.form.if_rec_height, QtCore.SIGNAL("valueChanged(Base::Quantity)"), self.rec_height_changed)
QtCore.QObject.connect(self.form.if_rec_width, QtCore.SIGNAL("valueChanged(Base::Quantity)"), self.rec_width_changed)
QtCore.QObject.connect(self.form.if_circ_diameter, QtCore.SIGNAL("valueChanged(Base::Quantity)"), self.circ_diameter_changed)
QtCore.QObject.connect(self.form.if_pipe_diameter, QtCore.SIGNAL("valueChanged(Base::Quantity)"), self.pipe_diameter_changed)
QtCore.QObject.connect(self.form.if_pipe_thickness, QtCore.SIGNAL("valueChanged(Base::Quantity)"), self.pipe_thickness_changed)
QtCore.QObject.connect(self.form.pushButton_Reference, QtCore.SIGNAL("clicked()"), self.add_references)
self.form.list_References.itemSelectionChanged.connect(self.select_clicked_reference_shape)
self.form.list_References.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
self.form.list_References.connect(self.form.list_References, QtCore.SIGNAL("customContextMenuRequested(QPoint)"), self.references_list_right_clicked)
self.form.cb_crosssectiontype.addItems(_FemElementGeometry1D._FemElementGeometry1D.known_beam_types) # it is inside the class thus double _FemElementGeometry1D
self.get_beamsection_props()
self.update()
def accept(self):
self.setback_listobj_visibility()
self.set_beamsection_props()
if self.sel_server:
FreeCADGui.Selection.removeObserver(self.sel_server)
FreeCADGui.ActiveDocument.resetEdit()
FreeCAD.ActiveDocument.recompute()
return True
def reject(self):
self.setback_listobj_visibility()
if self.sel_server:
FreeCADGui.Selection.removeObserver(self.sel_server)
FreeCADGui.ActiveDocument.resetEdit()
return True
def get_beamsection_props(self):
self.references = []
if self.obj.References:
self.tuplereferences = self.obj.References
self.get_references()
self.SectionType = self.obj.SectionType
self.RectHeight = self.obj.RectHeight
self.RectWidth = self.obj.RectWidth
self.CircDiameter = self.obj.CircDiameter
self.PipeDiameter = self.obj.PipeDiameter
self.PipeThickness = self.obj.PipeThickness
def set_beamsection_props(self):
self.obj.References = self.references
self.obj.SectionType = self.SectionType
self.obj.RectHeight = self.RectHeight
self.obj.RectWidth = self.RectWidth
self.obj.CircDiameter = self.CircDiameter
self.obj.PipeDiameter = self.PipeDiameter
self.obj.PipeThickness = self.PipeThickness
def update(self):
'fills the widgets'
index_crosssectiontype = self.form.cb_crosssectiontype.findText(self.SectionType)
self.form.cb_crosssectiontype.setCurrentIndex(index_crosssectiontype)
self.form.if_rec_height.setText(self.RectHeight.UserString)
self.form.if_rec_width.setText(self.RectWidth.UserString)
self.form.if_circ_diameter.setText(self.CircDiameter.UserString)
self.form.if_pipe_diameter.setText(self.PipeDiameter.UserString)
self.form.if_pipe_thickness.setText(self.PipeThickness.UserString)
self.rebuild_list_References()
def sectiontype_changed(self, index):
if index < 0:
return
self.form.cb_crosssectiontype.setCurrentIndex(index)
self.SectionType = str(self.form.cb_crosssectiontype.itemText(index)) # form returns unicode
def rec_height_changed(self, base_quantity_value):
self.RectHeight = base_quantity_value
def rec_width_changed(self, base_quantity_value):
self.RectWidth = base_quantity_value
def circ_diameter_changed(self, base_quantity_value):
self.CircDiameter = base_quantity_value
def pipe_diameter_changed(self, base_quantity_value):
self.PipeDiameter = base_quantity_value
def pipe_thickness_changed(self, base_quantity_value):
self.PipeThickness = base_quantity_value
def get_references(self):
for ref in self.tuplereferences:
for elem in ref[1]:
self.references.append((ref[0], elem))
def references_list_right_clicked(self, QPos):
self.form.contextMenu = QtGui.QMenu()
menu_item_remove_selected = self.form.contextMenu.addAction("Remove selected reference")
menu_item_remove_all = self.form.contextMenu.addAction("Remove all references")
if not self.references:
menu_item_remove_selected.setDisabled(True)
menu_item_remove_all.setDisabled(True)
self.form.connect(menu_item_remove_selected, QtCore.SIGNAL("triggered()"), self.remove_selected_reference)
self.form.connect(menu_item_remove_all, QtCore.SIGNAL("triggered()"), self.remove_all_references)
parentPosition = self.form.list_References.mapToGlobal(QtCore.QPoint(0, 0))
self.form.contextMenu.move(parentPosition + QPos)
self.form.contextMenu.show()
def remove_selected_reference(self):
if not self.references:
return
currentItemName = str(self.form.list_References.currentItem().text())
currentRow = self.form.list_References.currentRow()
for ref in self.references:
refname_to_compare_listentry = ref[0].Name + ':' + ref[1]
if refname_to_compare_listentry == currentItemName:
self.references.remove(ref)
self.rebuild_list_References(currentRow)
def remove_all_references(self):
self.references = []
self.rebuild_list_References()
def add_references(self):
'''Called if Button add_reference is triggered'''
# in constraints EditTaskPanel the selection is active as soon as the taskpanel is open
# here the addReference button EditTaskPanel has to be triggered to start selection mode
self.setback_listobj_visibility()
FreeCADGui.Selection.clearSelection()
# start SelectionObserver and parse the function to add the References to the widget
print_message = "Select Edges by single click on them to add them to the list"
if not self.sel_server:
# if we do not check, we would start a new SelectionObserver on every click on addReference button
# but close only one SelectionObserver on leaving the task panel
from . import FemSelectionObserver
self.sel_server = FemSelectionObserver.FemSelectionObserver(self.selectionParser, print_message)
def selectionParser(self, selection):
# print('selection: ', selection[0].Shape.ShapeType, ' ', selection[0].Name, ' ', selection[1])
if hasattr(selection[0], "Shape"):
if selection[1]:
elt = selection[0].Shape.getElement(selection[1])
if elt.ShapeType == 'Edge':
if selection not in self.references:
self.references.append(selection)
self.rebuild_list_References()
else:
FreeCAD.Console.PrintMessage(selection[0].Name + ' --> ' + selection[1] + ' is in reference list already!\n')
def rebuild_list_References(self, current_row=0):
self.form.list_References.clear()
items = []
for ref in self.references:
item_name = ref[0].Name + ':' + ref[1]
items.append(item_name)
for listItemName in sorted(items):
self.form.list_References.addItem(listItemName)
if current_row > self.form.list_References.count() - 1: # first row is 0
current_row = self.form.list_References.count() - 1
if self.form.list_References.count() > 0:
self.form.list_References.setCurrentItem(self.form.list_References.item(current_row))
def select_clicked_reference_shape(self):
self.setback_listobj_visibility()
if self.sel_server:
FreeCADGui.Selection.removeObserver(self.sel_server)
self.sel_server = None
if not self.sel_server:
if not self.references:
return
currentItemName = str(self.form.list_References.currentItem().text())
for ref in self.references:
refname_to_compare_listentry = ref[0].Name + ':' + ref[1]
if refname_to_compare_listentry == currentItemName:
# print('found: shape: ' + ref[0].Name + ' element: ' + ref[1])
if not ref[0].ViewObject.Visibility:
self.obj_notvisible.append(ref[0])
ref[0].ViewObject.Visibility = True
FreeCADGui.Selection.clearSelection()
FreeCADGui.Selection.addSelection(ref[0], ref[1])
def setback_listobj_visibility(self):
'''set back Visibility of the list objects
'''
FreeCADGui.Selection.clearSelection()
for obj in self.obj_notvisible:
obj.ViewObject.Visibility = False
self.obj_notvisible = []