59 lines
2.7 KiB
Python
59 lines
2.7 KiB
Python
#***************************************************************************
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#* *
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#* Copyright (c) 2015 - Victor Titov (DeepSOIC) *
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#* <vv.titov@gmail.com> *
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#* *
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#* This program 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 (LGPL) *
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#* as published by the Free Software Foundation; either version 2 of *
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#* the License, or (at your option) any later version. *
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#* for detail see the LICENCE text file. *
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#* *
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#* This program 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 Library General Public License for more details. *
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#* *
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#* You should have received a copy of the GNU Library General Public *
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#* License along with this program; if not, write to the Free Software *
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#* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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#* USA *
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#* *
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#***************************************************************************
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import Part, os
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__title__="latticeMarkers module for FreeCAD"
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__author__ = "DeepSOIC"
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__url__ = ""
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__doc__ = "Module for loading marker shapes for Lattice workbench"
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_nullShapeShape = 0
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def getShapePath(shapeName):
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"""
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getShapePath(shapeName) converts marker file name without path
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to a full path to a file. shapeName should be a file name with
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extension, for example "empty-shape.brep"
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"""
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return os.path.dirname(__file__) + os.path.sep + "shapes" + os.path.sep + shapeName
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def getNullShapeShape(scale = 1.0):
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"""obtains a shape intended ad a placeholder in case null shape was produced by an operation"""
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#read shape from file, if not done this before
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global _nullShapeShape
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if not _nullShapeShape:
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_nullShapeShape = Part.Shape()
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f = open(getShapePath("empty-shape.brep"))
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_nullShapeShape.importBrep(f)
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f.close()
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#scale the shape
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ret = _nullShapeShape
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if scale != 1.0:
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ret = _nullShapeShape.copy()
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ret.scale(scale)
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return ret
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