FabLab_Chemnitz/mightyscape-1.1-deprecated
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mightyscape-1.1-deprecated
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fix dxf export and non-blocking spawn export selection extension

This commit is contained in:
leyghisbb 2021-05-07 22:24:50 +02:00
parent 782afcf3f6
commit e1e91ef731
1 changed files with 31 additions and 7 deletions
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38
extensions/fablabchemnitz/export_selection.py
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@ -5,9 +5,10 @@ from pathlib import Path
import logging
import math
import os
import sys
import subprocess
from subprocess import Popen, PIPE
import warnings
import inkex
import inkex.command
from inkex.command import inkscape, inkscape_command
@ -18,7 +19,7 @@ from scour.scour import scourString
logger = logging.getLogger(__name__)
DETACHED_PROCESS = 0x00000008
GROUP_ID = 'export_selection_transform'
@ -36,17 +37,32 @@ class ExportObject(inkex.EffectExtension):
def openExplorer(self, dir):
DETACHED_PROCESS = 0x00000008
if os.name == 'nt':
Popen(["explorer", dir], close_fds=True, creationflags=DETACHED_PROCESS).wait()
else:
Popen(["xdg-open", dir], close_fds=True, start_new_session=True).wait()
def spawnIndependentInkscape(self, file): #function to spawn non-blocking inkscape instance. the inkscape command is available because it is added to ENVIRONMENT when Inkscape main instance is started
if os.name == 'nt':
warnings.simplefilter('ignore', ResourceWarning) #suppress "enable tracemalloc to get the object allocation traceback"
Popen(["inkscape", file], close_fds=True, creationflags=DETACHED_PROCESS)
warnings.simplefilter("default", ResourceWarning)
else:
pid = os.fork()
if pid == 0: # new process
os.system("nohup inkscape " + file + " &")
exit()
def effect(self):
if not self.svg.selected:
inkex.errormsg("Selection is empty. Please select some objects first!")
return
#preflight check for DXF input dir
if not os.path.exists(self.options.dxf_exporter_path):
inkex.utils.debug("Location of dxf_outlines.py does not exist. Please select a proper file and try again.")
exit(1)
export_dir = Path(self.absolute_href(self.options.export_dir))
os.makedirs(export_dir, exist_ok=True)
@ -108,14 +124,22 @@ class ExportObject(inkex.EffectExtension):
self.openExplorer(export_dir)
if self.options.newwindow is True:
inkscape(os.path.join(export_dir, filename))
#inkscape(os.path.join(export_dir, filename)) #blocking
self.spawnIndependentInkscape(os.path.join(export_dir, filename)) #non-blocking
if self.options.export_dxf is True:
#ensure that python3 command is available #we pass 25.4/96 which stands for unit mm. See inkex.units.UNITS and dxf_outlines.inx
cmd = ['python3', self.options.dxf_exporter_path, '--output=' + os.path.join(export_dir, filename + '.dxf'), r'--units=25.4/96', os.path.join(export_dir, filename)]
#ensure that python command is available #we pass 25.4/96 which stands for unit mm. See inkex.units.UNITS and dxf_outlines.inx
cmd = [
sys.executable, #the path of the python interpreter which is used for this script
self.options.dxf_exporter_path,
'--output=' + os.path.join(export_dir, filename + '.dxf'),
r'--units=25.4/96',
os.path.join(export_dir, filename)
]
proc = Popen(cmd, shell=False, stdout=PIPE, stderr=PIPE)
stdout, stderr = proc.communicate()
#inkex.utils.debug("%d %s %s" % (proc.returncode, stdout, stderr))
if proc.returncode != 0:
inkex.utils.debug("%d %s %s" % (proc.returncode, stdout, stderr))
if self.options.export_pdf is True:
cli_output = inkscape(os.path.join(export_dir, filename), actions='export-pdf-version:1.5;export-text-to-path;export-filename:{file_name};export-do;FileClose'.format(file_name=os.path.join(export_dir, filename + '.pdf')))