140 lines
7.3 KiB
Python
140 lines
7.3 KiB
Python
#***************************************************************************
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#* *
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#* Copyright (c) 2015 - Victor Titov (DeepSOIC) *
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#* <vv.titov@gmail.com> *
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#* *
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#* This program is free software; you can redistribute it and/or modify *
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#* it under the terms of the GNU Lesser General Public License (LGPL) *
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#* as published by the Free Software Foundation; either version 2 of *
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#* the License, or (at your option) any later version. *
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#* for detail see the LICENCE text file. *
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#* *
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#* This program is distributed in the hope that it will be useful, *
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#* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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#* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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#* GNU Library General Public License for more details. *
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#* *
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#* You should have received a copy of the GNU Library General Public *
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#* License along with this program; if not, write to the Free Software *
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#* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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#* USA *
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#* *
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#***************************************************************************
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__title__="Lattice SubstituteObject command module"
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__author__ = "DeepSOIC"
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import FreeCAD as App
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from replaceobj import replaceobj #from OpenSCAD wb, the code that drives replaceChild
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from lattice2Common import *
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def getAllDependencies(feat):
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'''getAllDependencies(feat): gets all features feat depends on, directly or indirectly. Returns a list, with deepest dependencies last.'''
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list_traversing_now = [feat]
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set_of_deps = set()
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list_of_deps = []
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while len(list_traversing_now) > 0:
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list_to_be_traversed_next = []
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for feat in list_traversing_now:
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for dep in feat.OutList:
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if not (dep in set_of_deps):
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set_of_deps.add(dep)
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list_of_deps.append(dep)
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list_to_be_traversed_next.append(dep)
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list_traversing_now = list_to_be_traversed_next
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return list_of_deps
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def substituteobj(oldobj, newobj):
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'''Replaces all links to oldobj in the document with links to newobj.
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Returns a tuple (list_replaced, list_not_replaced)'''
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deps_of_new = getAllDependencies(newobj) + [newobj]
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list_not_replaced = []
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list_replaced = []
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for dep in oldobj.InList:
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if dep in deps_of_new:
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#we are about to make an object newobj depends on, to depend on newobj.
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#This will create a circular graph, so we must skip this.
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print ("not replacing "+oldobj.Name+" with " + newobj.Name +" in " + dep.Name)
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list_not_replaced.append(dep)
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else:
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print ("replacing "+oldobj.Name+" with " + newobj.Name +" in " + dep.Name)
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list_replaced.append(dep)
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replaceobj(dep, oldobj, newobj)
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return (list_replaced, list_not_replaced)
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class CommandSubstituteObject:
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"Command to substitute object"
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def GetResources(self):
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return {'Pixmap' : getIconPath("Lattice2_SubstituteObject.svg"),
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'MenuText': QtCore.QT_TRANSLATE_NOOP("Lattice2_SubstituteObject","Substitute object"),
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'Accel': "",
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'ToolTip': QtCore.QT_TRANSLATE_NOOP("Lattice2_SubstituteObject","Substitute Object: find all links to one of the selected objects, and rediret them all to another object")}
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def Activated(self):
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sel = FreeCADGui.Selection.getSelectionEx()
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if len(sel) == 2 :
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App.ActiveDocument.openTransaction("Substitute "+sel[0].ObjectName+" with "+sel[1].ObjectName)
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try:
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#do it
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if len(sel[0].Object.InList) == 0:
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raise ValueError("First selected object isn't referenced by anything; nothing to do.")
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dummy, list_not_replaced = substituteobj(sel[0].Object, sel[1].Object)
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App.ActiveDocument.commitTransaction()
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#verify results: oldobject should not be referenced by anything anymore.
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if len(sel[0].Object.InList) != 0:
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set_failed = set(sel[0].Object.InList).difference(set(list_not_replaced))
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mb = QtGui.QMessageBox()
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if len(set_failed) > 0:
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mb.setIcon(mb.Icon.Warning)
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msg = translate("Lattice2_SubstituteObject", "Some of the links couldn't be redirected, because they are not supported by the tool. Link redirection failed for: \n%1\nTo redirect these links, the objects have to be edited manually. Sorry!", None)
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rem_links = [lnk.Label for lnk in set_failed]
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else:
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mb.setIcon(mb.Icon.Information)
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msg = translate("Lattice2_SubstituteObject", "The following objects still link to old object: \n%1\nReplacing those links would have caused loops in dependency graph, so they were skipped.", None)
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rem_links = [lnk.Label for lnk in sel[0].Object.InList]
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mb.setText(msg.replace(u"%1", u"\n".join(rem_links)))
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mb.setWindowTitle(translate("Lattice2_SubstituteObject","Error", None))
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mb.exec_()
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except Exception as err:
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mb = QtGui.QMessageBox()
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mb.setIcon(mb.Icon.Warning)
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mb.setText(translate("Lattice2_SubstituteObject", "An error occurred while substituting object:", None)+ u"\n"
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+ str(err))
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mb.setWindowTitle(translate("Lattice2_SubstituteObject","Error", None))
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mb.exec_()
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App.ActiveDocument.abortTransaction()
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return
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#hide/unhide
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try:
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old_was_visible = sel[0].Object.ViewObject.Visibility
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new_was_visible = sel[1].Object.ViewObject.Visibility
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sel[0].Object.ViewObject.Visibility = True
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sel[1].Object.ViewObject.Visibility = old_was_visible
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except Exception as err:
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App.Console.PrintError("SubstituteFeature: error when changing visibilities: "+str(err)+"\n")
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else:
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mb = QtGui.QMessageBox()
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mb.setIcon(mb.Icon.Warning)
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mb.setText(translate("Lattice2_SubstituteObject", "Select two objects, first! The first one is the one to be substituted, and the second one is the object to redirect all links to.", None))
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mb.setWindowTitle(translate("Lattice2_SubstituteObject","Bad selection", None))
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mb.exec_()
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def IsActive(self):
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if FreeCAD.ActiveDocument:
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return True
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else:
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return False
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if FreeCAD.GuiUp:
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FreeCADGui.addCommand('Lattice2_SubstituteObject', CommandSubstituteObject())
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exportedCommands = ['Lattice2_SubstituteObject']
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