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Dion Moult
50 lines
2.3 KiB
Python
50 lines
2.3 KiB
Python
# IfcOpenShell - IFC toolkit and geometry engine
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# Copyright (C) 2021 Dion Moult <dion@thinkmoult.com>
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#
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# This file is part of IfcOpenShell.
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#
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# IfcOpenShell is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# IfcOpenShell is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
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import ifcopenshell
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import ifcopenshell.api
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class Usecase:
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def __init__(self, file, relating_structural_member=None, related_structural_connection=None):
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"""Relates a structural member and a structural connection
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:param relating_structural_member: The IfcStructuralMember to have a
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connection added to it.
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:type relating_structural_member: ifcopenshell.entity_instance.entity_instance
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:param related_structural_connection: The IfcStructuralConnection to add
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to the IfcStructuralMember.
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:type related_structural_connection: ifcopenshell.entity_instance.entity_instance
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:return: The IfcRelConnectsStructuralMember relationship
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:rtype: ifcopenshell.entity_instance.entity_instance
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"""
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self.file = file
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self.settings = {
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"relating_structural_member": relating_structural_member,
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"related_structural_connection": related_structural_connection,
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}
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def execute(self):
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for connection in self.settings["related_structural_connection"].ConnectsStructuralMembers or []:
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if connection.RelatingStructuralMember == self.settings["relating_structural_member"]:
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return
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rel = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcRelConnectsStructuralMember")
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rel.RelatingStructuralMember = self.settings["relating_structural_member"]
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rel.RelatedStructuralConnection = self.settings["related_structural_connection"]
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return rel
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