FreeCAD/src/Mod/Draft/importDWG.py
2013-06-20 21:32:41 -03:00

95 lines
3.9 KiB
Python

# -*- coding: utf8 -*-
#***************************************************************************
#* *
#* Copyright (c) 2009 Yorik van Havre <yorik@uncreated.net> *
#* *
#* This program is free software; you can redistribute it and/or modify *
#* it under the terms of the GNU Lesser General Public License (LGPL) *
#* as published by the Free Software Foundation; either version 2 of *
#* the License, or (at your option) any later version. *
#* for detail see the LICENCE text file. *
#* *
#* This program 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 Library General Public License for more details. *
#* *
#* You should have received a copy of the GNU Library General Public *
#* License along with this program; if not, write to the Free Software *
#* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
#* USA *
#* *
#***************************************************************************
"FreeCAD Draft Workbench - DWG importer/exporter"
if open.__module__ == '__builtin__':
pythonopen = open # to distinguish python built-in open function from the one declared here
def open(filename):
"called when freecad opens a file."
dxf = convertToDxf(filename)
import importDXF
doc = importDXF.open(dxf)
return doc
def insert(filename,docname):
"called when freecad imports a file"
dxf = convertToDxf(filemname)
import importDXF
doc = importDXF.insert(dxf,docname)
return doc
def export(objectslist,filename):
"called when freecad exports a file"
import importDXF,os,tempfile
outdir = tempfile.mkdtemp()
dxf = outdir + os.sep + os.path.splitext(os.path.basename(filename))[0] + ".dxf"
importDXF.export(objectslist,dxf)
convertToDwg(dxf,filename)
return filename
def getTeighaConverter():
"finds the Teigha Converter executable"
import os,platform
teigha = None
if platform.system() == "Linux":
teigha = "/usr/bin/TeighaFileConverter"
elif platform.system() == "Windows":
odadir = "C:\Program Files\ODA"
if os.path.exists(odadir):
subdirs = os.walk(odadir).next()[1]
for sub in subdirs:
t = odadir + os.sep + sub + os.sep + "TeighaFileConverter.exe"
if os.path.exists(t):
teigha = t
if teigha:
if os.path.exists(teigha):
return teigha
return None
def convertToDxf(dwgfilename):
"converts a DWG file to DXF"
import os,tempfile
teigha = getTeighaConverter()
indir = os.path.dirname(dwgfilename)
outdir = tempfile.mkdtemp()
basename = os.path.basename(dwgfilename)
cmdline = teigha + ' "' + indir + '" "' + outdir + '" "ACAD2010" "DXF" "0" "1" "' + basename + '"'
print "converting " + cmdline
os.system(cmdline)
return outdir + os.sep + os.path.splitext(basename)[0] + ".dxf"
def convertToDwg(dxffilename,dwgfilename):
"converts a DXF file to DWG"
import os
teigha = getTeighaConverter()
indir = os.path.dirname(dxffilename)
outdir = os.path.dirname(dwgfilename)
basename = os.path.basename(dxffilename)
cmdline = teigha + ' "' + indir + '" "' + outdir + '" "ACAD2010" "DWG" "0" "1" "' + basename + '"'
print "converting " + cmdline
os.system(cmdline)
return dwgfilename