cadquery-freecad-module/CadQuery/Libs/cadquery/freecad_impl/importers.py
2014-12-04 23:34:54 -05:00

65 lines
1.9 KiB
Python

"""
Copyright (C) 2011-2014 Parametric Products Intellectual Holdings, LLC
This file is part of CadQuery.
CadQuery is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
CadQuery 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; If not, see <http://www.gnu.org/licenses/>
An exporter should provide functionality to accept a shape, and return
a string containing the model content.
"""
import cadquery
from .shapes import Shape
#from .verutil import fc_import
# FreeCAD = fc_import("FreeCAD")
# Part = fc_import("FreeCAD.Part")
import FreeCAD
import Part
class ImportTypes:
STEP = "STEP"
class UNITS:
MM = "mm"
IN = "in"
def importShape(importType,fileName):
"""
Imports a file based on the type (STEP, STL, etc)
:param importType: The type of file that we're importing
:param fileName: THe name of the file that we're importing
"""
#Check to see what type of file we're working with
if importType == ImportTypes.STEP:
return importStep(fileName)
#Loads a STEP file into a CQ object
def importStep(fileName):
"""
Accepts a file name and loads the STEP file into a cadquery shape
:param fileName: The path and name of the STEP file to be imported
"""
#Now read and return the shape
try:
rshape = Part.read(fileName)
r = Shape.cast(rshape)
#print "loadStep: " + str(r)
#print "Faces=%d" % cadquery.CQ(r).solids().size()
return cadquery.CQ(r)
except:
raise ValueError("STEP File Could not be loaded")