FreeCAD/src/Mod/Path/PathScripts/PathArray.py

152 lines
5.7 KiB
Python

# -*- coding: utf-8 -*-
# ***************************************************************************
# * *
# * Copyright (c) 2015 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 *
# * *
# ***************************************************************************
import FreeCAD
import FreeCADGui
import Path
from PySide import QtCore, QtGui
"""Path Array object and FreeCAD command"""
# Qt tanslation handling
try:
_encoding = QtGui.QApplication.UnicodeUTF8
def translate(context, text, disambig=None):
return QtGui.QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def translate(context, text, disambig=None):
return QtGui.QApplication.translate(context, text, disambig)
class ObjectArray:
def __init__(self, obj):
obj.addProperty("App::PropertyLink", "Base",
"Path", "The path to array")
obj.addProperty("App::PropertyVectorDistance", "Offset",
"Path", "The spacing between the array copies")
obj.addProperty("App::PropertyInteger", "Copies",
"Path", "The number of copies")
obj.Proxy = self
def __getstate__(self):
return None
def __setstate__(self, state):
return None
def execute(self, obj):
if obj.Base:
if not obj.Base.isDerivedFrom("Path::Feature"):
return
if not obj.Base.Path:
return
# build copies
basepath = obj.Base.Path
output = ""
pl = FreeCAD.Placement()
if obj.Offset != FreeCAD.Vector():
for i in range(obj.Copies):
pl.move(obj.Offset)
np = Path.Path([cm.transform(pl)
for cm in basepath.Commands])
output += np.toGCode()
# print output
path = Path.Path(output)
obj.Path = path
class ViewProviderArray:
def __init__(self, vobj):
vobj.Proxy = self
def attach(self, vobj):
self.Object = vobj.Object
return
def __getstate__(self):
return None
def __setstate__(self, state):
return None
def claimChildren(self):
if hasattr(self, "Object"):
if hasattr(self.Object, "Base"):
if self.Object.Base:
return self.Object.Base
return []
class CommandPathArray:
def GetResources(self):
return {'Pixmap': 'Path-Array',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Path_Array", "Array"),
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Path_Array", "Creates an array from a selected path")}
def IsActive(self):
if FreeCAD.ActiveDocument is not None:
for o in FreeCAD.ActiveDocument.Objects:
if o.Name[:3] == "Job":
return True
return False
def Activated(self):
# check that the selection contains exactly what we want
selection = FreeCADGui.Selection.getSelection()
if len(selection) != 1:
FreeCAD.Console.PrintError(
translate("Path_Array", "Please select exactly one path object\n"))
return
if not(selection[0].isDerivedFrom("Path::Feature")):
FreeCAD.Console.PrintError(
translate("Path_Array", "Please select exactly one path object\n"))
return
# if everything is ok, execute and register the transaction in the
# undo/redo stack
FreeCAD.ActiveDocument.openTransaction("Create Array")
FreeCADGui.addModule("PathScripts.PathArray")
FreeCADGui.addModule("PathScripts.PathUtils")
FreeCADGui.doCommand(
'obj = FreeCAD.ActiveDocument.addObject("Path::FeaturePython","Array")')
FreeCADGui.doCommand('PathScripts.PathArray.ObjectArray(obj)')
FreeCADGui.doCommand(
'obj.Base = (FreeCAD.ActiveDocument.' + selection[0].Name + ')')
# FreeCADGui.doCommand('PathScripts.PathArray.ViewProviderArray(obj.ViewObject)')
FreeCADGui.doCommand('obj.ViewObject.Proxy = 0')
FreeCADGui.doCommand('PathScripts.PathUtils.addToJob(obj)')
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
if FreeCAD.GuiUp:
# register the FreeCAD command
FreeCADGui.addCommand('Path_Array', CommandPathArray())