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https://github.com/IfcOpenShell/IfcOpenShell.git
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Dion Moult
61 lines
2.4 KiB
Python
61 lines
2.4 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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class Usecase:
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def __init__(self, file, unit=None, attributes=None):
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"""Edits the attributes of an IfcNamedUnit
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Named units include SI units, conversion based units (imperial units),
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and context dependent units.
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For more information about the attributes and data types of an
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IfcNamedUnit, consult the IFC documentation.
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:param unit: The IfcNamedUnit entity you want to edit
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:type unit: ifcopenshell.entity_instance.entity_instance
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:param attributes: a dictionary of attribute names and values.
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:type attributes: dict, optional
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:return: None
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:rtype: None
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Example:
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.. code:: python
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# Boxes of things
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unit = ifcopenshell.api.run("unit.add_context_dependent_unit", model, name="BOXES")
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# Uh, crates? Boxes? Whatever.
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ifcopenshell.api.run("unit.edit_named_unit", model, unit=unit, attibutes={"Name": "CRATES"})
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"""
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self.file = file
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self.settings = {"unit": unit, "attributes": attributes or {}}
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def execute(self):
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for name, value in self.settings["attributes"].items():
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if name == "Dimensions":
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dimensions = self.settings["unit"].Dimensions
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if len(self.file.get_inverse(dimensions)) > 1:
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self.settings["unit"].Dimensions = self.file.createIfcDimensionalExponents(*value)
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else:
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for i, exponent in enumerate(value):
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dimensions[i] = exponent
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continue
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setattr(self.settings["unit"], name, value)
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