wrapper script for CutOptim

This commit is contained in:
Mario Voigt 2020-08-31 22:57:34 +02:00
parent ffcb5ed744
commit b18290e926
5 changed files with 78 additions and 48 deletions

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@ -0,0 +1,77 @@
#!/usr/bin/env python3
"""
Extension for InkScape 1.0
CutOptim OS Wrapper script to make CutOptim work on Windows and Linux systems without duplicating .inx files
Author: Mario Voigt / FabLab Chemnitz
Mail: mario.voigt@stadtfabrikanten.org
Date: 31.08.2020
Last patch: 31.08.2020
License: GNU GPL v3
"""
import inkex
import sys
import os
from lxml import etree
class CutOptimWrapper(inkex.Effect):
def __init__(self):
inkex.Effect.__init__(self)
args = sys.argv[1:]
for arg in args:
key=arg.split("=")[0]
if len(arg.split("=")) == 2:
value=arg.split("=")[1]
try:
self.arg_parser.add_argument(key, default=key)
except:
pass #ignore duplicate id arg
def effect(self):
cmd=""
if os.name == "nt":
cutoptim="CutOptim.exe"
else:
cutoptim="./CutOptim"
#inkex.utils.debug(cmd)
cmd += cutoptim
for arg in vars(self.options):
if arg != "output" and arg != "ids" and arg != "selected_nodes":
#inkex.utils.debug(str(arg) + " = " + str(getattr(self.options, arg)))
#fix behaviour of "original" arg which does not correctly gets interpreted if set to false
if arg == "original" and str(getattr(self.options, arg)) == "false":
continue
if arg == "input_file":
cmd += " --file " + str(getattr(self.options, arg))
else:
cmd += " --" + arg + " " + str(getattr(self.options, arg))
if os.name == "nt":
cmd += " --output cutoptim.svg"
else:
cmd += " --output /tmp/cutoptim.svg"
#inkex.utils.debug(str(cmd))
# run CutOptim with the parameters provided
with os.popen(cmd, "r") as cutoptim:
result = cutoptim.read()
# check output existence
try:
stream = open("/tmp/cutoptim.svg", 'r')
except FileNotFoundError as e:
inkex.utils.debug("There was no SVG output generated. Cannot continue")
exit(1)
# write the generated SVG into InkScape's canvas
p = etree.XMLParser(huge_tree=True)
doc = etree.parse(stream, parser=etree.XMLParser(huge_tree=True))
stream.close()
doc.write(sys.stdout.buffer)
if __name__ == '__main__':
CutOptimWrapper().run()

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@ -42,6 +42,6 @@
</effects-menu> </effects-menu>
</effect> </effect>
<script> <script>
<command location="inx">CutOptim</command> <command location="inx" interpreter="python">cutoptim.py</command>
</script> </script>
</inkscape-extension> </inkscape-extension>

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<?xml version="1.0" encoding="UTF-8"?>
<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
<name>Cutting Optimizer (Nesting)</name>
<id>fablabchemnitz.de.cutoptim</id>
<param name="unit" type="optiongroup" appearance="combo" gui-text="Unit">
<option value="mm">mm</option>
<option value="cm">cm</option>
<option value="m">m</option>
<option value="km">km</option>
<option value="in">in</option>
<option value="ft">ft</option>
<option value="yd">yd</option>
<option value="pt">pt</option>
<option value="px">px</option>
<option value="pc">pc</option>
</param>
<param name="distance" type="float" min="0" max="10.0" gui-text="Min distance between objects">2.0</param>
<param name="max_length" type="float" min="0" max="1000" gui-text="Max length of single segment">1000</param>
<param name="optimizing_level" type="int" min="1" max="10" gui-text="Optimizing level">1</param>
<param name="original" type="bool" gui-text="Keep original layer in output">false</param>
<param name="firstpos" type="optiongroup" appearance="combo" gui-text="Select option for largest element placement: ">
<option value="TL">Top Left</option>
<option value="TC">Top Center</option>
<option value="TR">Top Right</option>
<option value="CL">Sheet center</option>
<option value="CC">Center Left</option>
<option value="CR">Center Right</option>
<option value="BL">Bottom Left</option>
<option value="BC">Bottom Center</option>
<option value="BR">Bottom Right</option>
</param>
<param name="free_rot" type="bool" gui-text="Allow free rotation of paths, angle parameter not used">true</param>
<param name="angle" type="float" min="0" max="180" gui-text="Try rotation by (0 no rotation allowed)">0</param>
<param name="nested" type="bool" gui-text="Attach nested path to the bigger one">true</param>
<param name="debug_file" type="bool" gui-text="Debug file generation">true</param>
<effect>
<object-type>all</object-type>
<effects-menu>
<submenu name="FabLab Chemnitz">
<submenu name="Nesting/Cut Optimization"/>
</submenu>
</effects-menu>
</effect>
<script>
<command location="inx">CutOptim.exe</command>
</script>
</inkscape-extension>