41 lines
1.7 KiB
Python
41 lines
1.7 KiB
Python
# IfcOpenShell - IFC toolkit and geometry engine
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# Copyright (C) 2025 Thomas Krijnen <thomas@aecgeeks.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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from ifcopenshell import entity_instance
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def name_segments(prefix: str, layout: entity_instance) -> None:
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"""
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Sets the IfcAlignmentSegment.Name attribute using a prefix and sequence number (e.g. "H1" for horizontal, "V1" for vertical, "C1" for cant)
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:param prefix: The naming prefix
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:param layout: The layout alignment whose segments are to be named. This should be a IfcAlignmentHorizontal, IfcAlignmentVertical or IfcAlignmentCant
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"""
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expected_types = ["IfcAlignmentHorizontal", "IfcAlignmentVertical", "IfcAlignmentCant"]
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if not layout.is_a() in expected_types:
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raise TypeError(
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f"Expected entity type to be one of {[_ for _ in expected_types]}, instead received '{layout.is_a()}"
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)
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i = 1
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for rel in layout.IsNestedBy:
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for segment in rel.RelatedObjects:
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if segment.is_a("IfcAlignmentSegment"):
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segment.Name = f"{prefix}{i}"
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i += 1
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