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# * Copyright (c) 2025 Stefan Tröger <stefantroeger@gmx.net> *
# * *
# * This file is part of the FreeCAD CAx development system. *
# * *
# * 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__ = "FreeCAD FEM postprocessing visualization base ViewProvider"
__author__ = "Stefan Tröger"
__url__ = "https://www.freecad.org"
## @package view_base_fempostvisualizations
# \ingroup FEM
# \brief view provider for post visualization object
import FreeCAD
import FreeCADGui
class VPPostVisualization:
"""
A View Provider for visualization objects
"""
def __init__(self, vobj):
vobj.Proxy = self
self._setup_properties(vobj)
vobj.addExtension("Gui::ViewProviderGroupExtensionPython")
def _setup_properties(self, vobj):
pl = vobj.PropertiesList
for prop in self._get_properties():
if not prop.name in pl:
prop.add_to_object(vobj)
def _get_properties(self):
return []
def attach(self, vobj):
self.Object = vobj.Object
self.ViewObject = vobj
def isShow(self):
# Mark ourself as visible in the tree
return True
def getDisplayModes(self, obj):
return ["Dialog"]
def doubleClicked(self, vobj):
guidoc = FreeCADGui.getDocument(vobj.Object.Document)
# check if another VP is in edit mode and close it then
if guidoc.getInEdit():
FreeCADGui.Control.closeDialog()
guidoc.resetEdit()
# open task dialog
guidoc.setEdit(vobj.Object.Name)
# show visualization
self.show_visualization()
return True
def unsetEdit(self, vobj, mode=0):
FreeCADGui.Control.closeDialog()
return True
def updateData(self, obj, prop):
# If the data changed we need to update the visualization
if prop == "Table":
self.update_visualization()
def onChanged(self, vobj, prop):
# for all property changes we need to update the visualization
self.update_visualization()
def childViewPropertyChanged(self, vobj, prop):
# One of the extractors view properties has changed, we need to
# update the visualization
self.update_visualization()
def dumps(self):
return None
def loads(self, state):
return None
# To be implemented by subclasses:
# ################################
def update_visualization(self):
# The visualization data or any relevant view property has changed,
# and the visualization itself needs to update to reflect that
raise FreeCAD.Base.FreeCADError("Not implemented")
def show_visualization(self):
# Shows the visualization without going into edit mode
raise FreeCAD.Base.FreeCADError("Not implemented")
def get_next_default_color(self):
# Returns the next default color a new object should use
# Returns color in FreeCAD property notation (r,g,b,a)
# If the relevant extractors do not have color properties, this
# can stay unimplemented
raise FreeCAD.Base.FreeCADError("Not implemented")
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