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PathPost.py
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PathPost.py
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# -*- coding: utf-8 -*-
# ***************************************************************************
# * *
# * Copyright (c) 2015 Dan Falck <ddfalck@gmail.com> *
# * *
# * 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 *
# * *
# ***************************************************************************
''' Post Process command that will make use of the Output File and Post Processor entries in PathJob '''
from __future__ import print_function
import FreeCAD
import FreeCADGui
import Path
import PathScripts.PathJob as PathJob
import PathScripts.PathLog as PathLog
import PathScripts.PathPreferences as PathPreferences
import PathScripts.PathUtil as PathUtil
import PathScripts.PathUtils as PathUtils
import os
from PathScripts.PathPostProcessor import PostProcessor
from PySide import QtCore, QtGui
from datetime import datetime
LOG_MODULE = PathLog.thisModule()
PathLog.setLevel(PathLog.Level.INFO, LOG_MODULE)
# Qt translation handling
def translate(context, text, disambig=None):
return QtCore.QCoreApplication.translate(context, text, disambig)
class _TempObject:
# pylint: disable=no-init
Path = None
Name = "Fixture"
InList = []
Label = "Fixture"
class DlgSelectPostProcessor:
def __init__(self, parent=None):
# pylint: disable=unused-argument
self.dialog = FreeCADGui.PySideUic.loadUi(":/panels/DlgSelectPostProcessor.ui")
firstItem = None
for post in PathPreferences.allEnabledPostProcessors():
item = QtGui.QListWidgetItem(post)
item.setFlags(QtCore.Qt.ItemFlag.ItemIsSelectable | QtCore.Qt.ItemFlag.ItemIsEnabled)
self.dialog.lwPostProcessor.addItem(item)
if not firstItem:
firstItem = item
if firstItem:
self.dialog.lwPostProcessor.setCurrentItem(firstItem)
else:
self.dialog.buttonBox.button(QtGui.QDialogButtonBox.Ok).setEnabled(False)
self.tooltips = {}
self.dialog.lwPostProcessor.itemDoubleClicked.connect(self.dialog.accept)
self.dialog.lwPostProcessor.setMouseTracking(True)
self.dialog.lwPostProcessor.itemEntered.connect(self.updateTooltip)
def updateTooltip(self, item):
if item.text() in self.tooltips.keys():
tooltip = self.tooltips[item.text()]
else:
processor = PostProcessor.load(item.text())
self.tooltips[item.text()] = processor.tooltip
tooltip = processor.tooltip
self.dialog.lwPostProcessor.setToolTip(tooltip)
def exec_(self):
if self.dialog.exec_() == 1:
posts = self.dialog.lwPostProcessor.selectedItems()
return posts[0].text()
return None
class CommandPathPost:
# pylint: disable=no-init
subpart = 1
def resolveFileName(self, job):
path = PathPreferences.defaultOutputFile()
if job.PostProcessorOutputFile:
path = job.PostProcessorOutputFile
filename = path
if '%D' in filename:
D = FreeCAD.ActiveDocument.FileName
if D:
D = os.path.dirname(D)
# in case the document is in the current working directory
if not D:
D = '.'
else:
FreeCAD.Console.PrintError("Please save document in order to resolve output path!\n")
return None
filename = filename.replace('%D', D)
if '%d' in filename:
d = FreeCAD.ActiveDocument.Label
filename = filename.replace('%d', d)
if '%j' in filename:
j = job.Label
filename = filename.replace('%j', j)
if '%M' in filename:
pref = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Macro")
M = pref.GetString("MacroPath", FreeCAD.getUserAppDataDir())
filename = filename.replace('%M', M)
if '%s' in filename:
if job.SplitOutput:
filename = filename.replace('%s', '_'+str(self.subpart))
self.subpart += 1
else:
filename = filename.replace('%s', '')
policy = PathPreferences.defaultOutputPolicy()
openDialog = policy == 'Open File Dialog'
if os.path.isdir(filename) or not os.path.isdir(os.path.dirname(filename)):
# Either the entire filename resolves into a directory or the parent directory doesn't exist.
# Either way I don't know what to do - ask for help
openDialog = True
if os.path.isfile(filename) and not openDialog:
if policy == 'Open File Dialog on conflict':
openDialog = True
elif policy == 'Append Unique ID on conflict':
fn, ext = os.path.splitext(filename)
nr = fn[-3:]
n = 1
if nr.isdigit():
n = int(nr)
while os.path.isfile("%s%03d%s" % (fn, n, ext)):
n = n + 1
filename = "%s%03d%s" % (fn, n, ext)
if openDialog:
foo = QtGui.QFileDialog.getSaveFileName(QtGui.QApplication.activeWindow(), "Output File", filename)
if foo:
filename = foo[0]
else:
filename = None
return filename
def resolvePostProcessor(self, job):
if hasattr(job, "PostProcessor"):
post = PathPreferences.defaultPostProcessor()
if job.PostProcessor:
post = job.PostProcessor
if post and PostProcessor.exists(post):
return post
dlg = DlgSelectPostProcessor()
return dlg.exec_()
def GetResources(self):
return {'Pixmap': 'Path-Post',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Path_Post", "Post Process"),
'Accel': "P, P",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Path_Post", "Post Process the selected Job")}
def IsActive(self):
if FreeCAD.ActiveDocument is not None:
if FreeCADGui.Selection.getCompleteSelection():
for o in FreeCAD.ActiveDocument.Objects:
if o.Name[:3] == "Job":
return True
return False
def exportObjectsWith(self, objs, job, needFilename=True):
PathLog.track()
# check if the user has a project and has set the default post and
# output filename
postArgs = PathPreferences.defaultPostProcessorArgs()
if hasattr(job, "PostProcessorArgs") and job.PostProcessorArgs:
postArgs = job.PostProcessorArgs
elif hasattr(job, "PostProcessor") and job.PostProcessor:
postArgs = ''
postname = self.resolvePostProcessor(job)
filename = '-'
if postname and needFilename:
filename = self.resolveFileName(job)
if postname and filename:
print("post: %s(%s, %s)" % (postname, filename, postArgs))
processor = PostProcessor.load(postname)
gcode = processor.export(objs, filename, postArgs)
return (False, gcode, filename)
else:
return (True, '', filename)
def Activated(self):
PathLog.track()
FreeCAD.ActiveDocument.openTransaction(
translate("Path_Post", "Post Process the Selected path(s)"))
FreeCADGui.addModule("PathScripts.PathPost")
# Attempt to figure out what the user wants to post-process
# If a job is selected, post that.
# If there's only one job in a document, post it.
# If a user has selected a subobject of a job, post the job.
# If multiple jobs and can't guess, ask them.
selected = FreeCADGui.Selection.getSelectionEx()
if len(selected) > 1:
FreeCAD.Console.PrintError("Please select a single job or other path object\n")
return
elif len(selected) == 1:
sel = selected[0].Object
if sel.Name[:3] == "Job":
job = sel
elif hasattr(sel, "Path"):
try:
job = PathUtils.findParentJob(sel)
except Exception: # pylint: disable=broad-except
job = None
else:
job = None
if job is None:
targetlist = []
for o in FreeCAD.ActiveDocument.Objects:
if hasattr(o, "Proxy"):
if isinstance(o.Proxy, PathJob.ObjectJob):
targetlist.append(o.Label)
PathLog.debug("Possible post objects: {}".format(targetlist))
if len(targetlist) > 1:
form = FreeCADGui.PySideUic.loadUi(":/panels/DlgJobChooser.ui")
form.cboProject.addItems(targetlist)
r = form.exec_()
if r is False:
return
else:
jobname = form.cboProject.currentText()
else:
jobname = targetlist[0]
job = FreeCAD.ActiveDocument.getObject(jobname)
PathLog.debug("about to postprocess job: {}".format(job.Name))
# Build up an ordered list of operations and tool changes.
# Then post-the ordered list
if hasattr(job, "Fixtures"):
wcslist = job.Fixtures
else:
wcslist = ['G54']
if hasattr(job, "OrderOutputBy"):
orderby = job.OrderOutputBy
else:
orderby = "Operation"
if hasattr(job, "SplitOutput"):
split = job.SplitOutput
else:
split = False
postlist = []
if orderby == 'Fixture':
PathLog.debug("Ordering by Fixture")
# Order by fixture means all operations and tool changes will be completed in one
# fixture before moving to the next.
currTool = None
for index, f in enumerate(wcslist):
# create an object to serve as the fixture path
fobj = _TempObject()
c1 = Path.Command(f)
fobj.Path = Path.Path([c1])
if index != 0:
c2 = Path.Command("G0 Z" + str(job.Stock.Shape.BoundBox.ZMax + job.SetupSheet.ClearanceHeightOffset.Value))
fobj.Path.addCommands(c2)
fobj.InList.append(job)
sublist = [fobj]
# Now generate the gcode
for obj in job.Operations.Group:
tc = PathUtil.toolControllerForOp(obj)
if tc is not None and PathUtil.opProperty(obj, 'Active'):
if tc.ToolNumber != currTool:
sublist.append(tc)
PathLog.debug("Appending TC: {}".format(tc.Name))
currTool = tc.ToolNumber
sublist.append(obj)
postlist.append(sublist)
elif orderby == 'Tool':
PathLog.debug("Ordering by Tool")
# Order by tool means tool changes are minimized.
# all operations with the current tool are processed in the current
# fixture before moving to the next fixture.
currTool = None
fixturelist = []
for f in wcslist:
# create an object to serve as the fixture path
fobj = _TempObject()
c1 = Path.Command(f)
c2 = Path.Command("G0 Z" + str(job.Stock.Shape.BoundBox.ZMax + job.SetupSheet.ClearanceHeightOffset.Value))
fobj.Path = Path.Path([c1, c2])
fobj.InList.append(job)
fixturelist.append(fobj)
# Now generate the gcode
curlist = [] # list of ops for tool, will repeat for each fixture
sublist = [] # list of ops for output splitting
for idx, obj in enumerate(job.Operations.Group):
# check if the operation is active
active = PathUtil.opProperty(obj, 'Active')
tc = PathUtil.toolControllerForOp(obj)
if tc is None or tc.ToolNumber == currTool and active:
curlist.append(obj)
elif tc.ToolNumber != currTool and currTool is None and active: # first TC
sublist.append(tc)
curlist.append(obj)
currTool = tc.ToolNumber
elif tc.ToolNumber != currTool and currTool is not None and active: # TC
for fixture in fixturelist:
sublist.append(fixture)
sublist.extend(curlist)
postlist.append(sublist)
sublist = [tc]
curlist = [obj]
currTool = tc.ToolNumber
if idx == len(job.Operations.Group) - 1: # Last operation.
for fixture in fixturelist:
sublist.append(fixture)
sublist.extend(curlist)
postlist.append(sublist)
elif orderby == 'Operation':
PathLog.debug("Ordering by Operation")
# Order by operation means ops are done in each fixture in
# sequence.
currTool = None
firstFixture = True
# Now generate the gcode
for obj in job.Operations.Group:
if PathUtil.opProperty(obj, 'Active'):
sublist = []
PathLog.debug("obj: {}".format(obj.Name))
for f in wcslist:
fobj = _TempObject()
c1 = Path.Command(f)
fobj.Path = Path.Path([c1])
if not firstFixture:
c2 = Path.Command("G0 Z" + str(job.Stock.Shape.BoundBox.ZMax + job.SetupSheet.ClearanceHeightOffset.Value))
fobj.Path.addCommands(c2)
fobj.InList.append(job)
sublist.append(fobj)
firstFixture = False
tc = PathUtil.toolControllerForOp(obj)
if tc is not None:
if tc.ToolNumber != currTool:
sublist.append(tc)
currTool = tc.ToolNumber
sublist.append(obj)
postlist.append(sublist)
fail = True
rc = '' # pylint: disable=unused-variable
if split:
for slist in postlist:
(fail, rc, filename) = self.exportObjectsWith(slist, job)
else:
finalpostlist = [item for slist in postlist for item in slist]
(fail, rc, filename) = self.exportObjectsWith(finalpostlist, job)
self.subpart = 1
if fail:
FreeCAD.ActiveDocument.abortTransaction()
else:
if hasattr(job, "LastPostProcessDate"):
job.LastPostProcessDate = str(datetime.now())
if hasattr(job, "LastPostProcessOutput"):
job.LastPostProcessOutput = filename
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
if FreeCAD.GuiUp:
# register the FreeCAD command
FreeCADGui.addCommand('Path_Post', CommandPathPost())
FreeCAD.Console.PrintLog("Loading PathPost... done\n")