711 lines
24 KiB
Python
711 lines
24 KiB
Python
# SPDX-License-Identifier: LGPL-2.1-or-later
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# /***************************************************************************
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# * Copyright (c) 2016 Victor Titov (DeepSOIC) <vv.titov@gmail.com> *
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# * *
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# * This file is part of the FreeCAD CAx development system. *
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# * *
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# * This library is free software; you can redistribute it and/or *
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# * modify it under the terms of the GNU Library General Public *
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# * License as published by the Free Software Foundation; either *
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# * version 2 of the License, or (at your option) any later version. *
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# * *
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# * This library 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 library; see the file COPYING.LIB. If not, *
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# * write to the Free Software Foundation, Inc., 59 Temple Place, *
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# * Suite 330, Boston, MA 02111-1307, USA *
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# * *
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# ***************************************************************************/
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__title__ = "BOPTools.SplitFeatures module"
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__author__ = "DeepSOIC"
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__url__ = "https://www.freecad.org"
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__doc__ = "Shape splitting document objects (features)."
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from . import SplitAPI
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import FreeCAD
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import Part
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if FreeCAD.GuiUp:
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import FreeCADGui
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from PySide import QtCore, QtGui
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# -------------------------- translation-related code -------------------------
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# See forum thread "A new Part tool is being born... JoinFeatures!"
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# https://forum.freecad.org/viewtopic.php?f=22&t=11112&start=30#p90239
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try:
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_fromUtf8 = QtCore.QString.fromUtf8
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except Exception:
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def _fromUtf8(s):
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return s
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translate = FreeCAD.Qt.translate
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# --------------------------/translation-related code --------------------------
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def getIconPath(icon_dot_svg):
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return icon_dot_svg
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# -------------------------- /common stuff ------------------------------------
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# -------------------------- BooleanFragments ---------------------------------
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def makeBooleanFragments(name):
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"""makeBooleanFragments(name): makes an BooleanFragments object."""
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obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython", name)
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FeatureBooleanFragments(obj)
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if FreeCAD.GuiUp:
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ViewProviderBooleanFragments(obj.ViewObject)
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return obj
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class FeatureBooleanFragments:
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"""The BooleanFragments feature object."""
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def __init__(self, obj):
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obj.addProperty(
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"App::PropertyLinkList",
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"Objects",
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"BooleanFragments",
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"Object to compute intersections between.",
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locked=True,
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)
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obj.addProperty(
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"App::PropertyEnumeration",
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"Mode",
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"BooleanFragments",
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"- Standard: wires, shells, compsolids remain in one piece.\n"
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"- Split: wires, shells, compsolids are split.\n"
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"- CompSolid: make compsolid from solid fragments.",
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locked=True,
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)
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obj.Mode = ["Standard", "Split", "CompSolid"]
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obj.addProperty(
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"App::PropertyLength",
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"Tolerance",
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"BooleanFragments",
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"Tolerance when intersecting (fuzzy value). "
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"In addition to tolerances of the shapes.",
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locked=True,
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)
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obj.Proxy = self
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self.Type = "FeatureBooleanFragments"
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def execute(self, selfobj):
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shapes = [obj.Shape for obj in selfobj.Objects]
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if len(shapes) == 1 and shapes[0].ShapeType == "Compound":
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shapes = shapes[0].childShapes()
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if len(shapes) < 2:
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raise ValueError(
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"At least two shapes are needed for computing boolean fragments. Got only {num}.".format(
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num=len(shapes)
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)
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)
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selfobj.Shape = SplitAPI.booleanFragments(shapes, selfobj.Mode, selfobj.Tolerance)
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class ViewProviderBooleanFragments:
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"""A View Provider for the Part BooleanFragments feature."""
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def __init__(self, vobj):
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vobj.Proxy = self
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def getIcon(self):
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return ":/icons/booleans/Part_BooleanFragments.svg"
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def attach(self, vobj):
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self.ViewObject = vobj
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self.Object = vobj.Object
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def dumps(self):
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return None
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def loads(self, state):
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return None
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def claimChildren(self):
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return self.Object.Objects
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def onDelete(self, feature, subelements):
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try:
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for obj in self.claimChildren():
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obj.ViewObject.show()
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except Exception as err:
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FreeCAD.Console.PrintError("Error in onDelete: " + str(err))
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return True
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def canDragObjects(self):
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return True
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def canDropObjects(self):
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return True
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def canDragObject(self, dragged_object):
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return True
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def canDropObject(self, incoming_object):
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return hasattr(incoming_object, "Shape")
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def dragObject(self, selfvp, dragged_object):
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objs = self.Object.Objects
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objs.remove(dragged_object)
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self.Object.Objects = objs
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def dropObject(self, selfvp, incoming_object):
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self.Object.Objects = self.Object.Objects + [incoming_object]
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def cmdCreateBooleanFragmentsFeature(name, mode):
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"""cmdCreateBooleanFragmentsFeature(name, mode): implementation of GUI command to create
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BooleanFragments feature (GFA). Mode can be "Standard", "Split", or "CompSolid"."""
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sel = FreeCADGui.Selection.getSelectionEx()
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FreeCAD.ActiveDocument.openTransaction("Create Boolean Fragments")
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FreeCADGui.addModule("BOPTools.SplitFeatures")
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FreeCADGui.doCommand(
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"j = BOPTools.SplitFeatures.makeBooleanFragments(name='{name}')".format(name=name)
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)
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FreeCADGui.doCommand(
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"j.Objects = {sel}".format(
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sel="[" + ", ".join(["App.ActiveDocument." + so.Object.Name for so in sel]) + "]"
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)
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)
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FreeCADGui.doCommand("j.Mode = {mode}".format(mode=repr(mode)))
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try:
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FreeCADGui.doCommand("j.Proxy.execute(j)")
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FreeCADGui.doCommand("j.purgeTouched()")
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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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error_text1 = translate("Part_SplitFeatures", "Computing the result failed with an error:")
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error_text2 = translate(
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"Part_SplitFeatures",
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"Click 'Continue' to create the feature anyway, or 'Abort' to cancel.",
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)
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mb.setText(error_text1 + "\n\n" + str(err) + "\n\n" + error_text2)
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mb.setWindowTitle(translate("Part_SplitFeatures", "Bad Selection", None))
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btnAbort = mb.addButton(QtGui.QMessageBox.StandardButton.Abort)
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btnOK = mb.addButton(
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translate("Part_SplitFeatures", "Continue", None),
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QtGui.QMessageBox.ButtonRole.ActionRole,
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)
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mb.setDefaultButton(btnOK)
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mb.exec_()
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if mb.clickedButton() is btnAbort:
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FreeCAD.ActiveDocument.abortTransaction()
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return
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FreeCADGui.doCommand(
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"for obj in j.ViewObject.Proxy.claimChildren():\n" " obj.ViewObject.hide()"
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)
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FreeCAD.ActiveDocument.commitTransaction()
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class CommandBooleanFragments:
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"""Command to create BooleanFragments feature."""
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def GetResources(self):
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return {
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"Pixmap": getIconPath("Part_BooleanFragments.svg"),
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"MenuText": QtCore.QT_TRANSLATE_NOOP("Part_BooleanFragments", "Boolean Fragments"),
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"Accel": "",
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"ToolTip": QtCore.QT_TRANSLATE_NOOP(
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"Part_BooleanFragments",
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"Creates a boolean union which is sliced at the intersections of the selected shapes",
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),
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}
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def Activated(self):
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if len(FreeCADGui.Selection.getSelectionEx()) >= 1:
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cmdCreateBooleanFragmentsFeature(name="BooleanFragments", mode="Standard")
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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(
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translate(
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"Part_SplitFeatures",
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"Select at least two objects, or one or more compounds. "
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"If only one compound is selected, the compounded shapes will be intersected between each other "
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"(otherwise, compounds with self-intersections are invalid).",
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None,
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)
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)
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mb.setWindowTitle(translate("Part_SplitFeatures", "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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# -------------------------- /BooleanFragments --------------------------------
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# -------------------------- Slice --------------------------------------------
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def makeSlice(name):
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"""makeSlice(name): makes an Slice object."""
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obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython", name)
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FeatureSlice(obj)
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if FreeCAD.GuiUp:
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ViewProviderSlice(obj.ViewObject)
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return obj
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class FeatureSlice:
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"""The Slice feature object."""
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def __init__(self, obj):
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obj.addProperty("App::PropertyLink", "Base", "Slice", "Object to be sliced.", locked=True)
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obj.addProperty(
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"App::PropertyLinkList", "Tools", "Slice", "Objects that slice.", locked=True
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)
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obj.addProperty(
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"App::PropertyEnumeration",
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"Mode",
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"Slice",
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"- Standard: wires, shells, compsolids remain in one piece.\n"
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"- Split: wires, shells, compsolids are split.\n"
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"- CompSolid: make compsolid from solid fragments.",
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locked=True,
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)
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obj.Mode = ["Standard", "Split", "CompSolid"]
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obj.addProperty(
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"App::PropertyLength",
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"Tolerance",
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"Slice",
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"Tolerance when intersecting (fuzzy value). "
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"In addition to tolerances of the shapes.",
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locked=True,
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)
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obj.Proxy = self
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self.Type = "FeatureSlice"
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def execute(self, selfobj):
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if len(selfobj.Tools) < 1:
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raise ValueError("No slicing objects supplied!")
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# helper function to get the shape from object or group
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def get_shape(obj):
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"""get shape from a part object or compound from a group."""
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if hasattr(obj, "Shape"):
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return obj.Shape
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elif hasattr(obj, "Group"): # it's a group/container from ie. slice apart
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shapes = []
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for child in obj.Group:
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if hasattr(child, "Shape"):
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shapes.append(child.Shape)
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if shapes:
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return Part.makeCompound(shapes)
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return None
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# get base shape
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base_shape = get_shape(selfobj.Base)
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if base_shape is None or base_shape.isNull():
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raise ValueError("Base object has no valid shape!")
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# get tool shapes
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tool_shapes = []
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for tool in selfobj.Tools:
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shape = get_shape(tool)
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if shape is not None and not shape.isNull():
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tool_shapes.append(shape)
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if len(tool_shapes) < 1:
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raise ValueError("No valid tool shapes available")
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selfobj.Shape = SplitAPI.slice(
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base_shape,
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tool_shapes,
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selfobj.Mode,
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selfobj.Tolerance,
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)
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class ViewProviderSlice:
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"""A View Provider for the Part Slice feature."""
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def __init__(self, vobj):
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vobj.Proxy = self
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def getIcon(self):
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return ":/icons/booleans/Part_Slice.svg"
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def attach(self, vobj):
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self.ViewObject = vobj
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self.Object = vobj.Object
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def dumps(self):
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return None
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def loads(self, state):
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return None
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def claimChildren(self):
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return [self.Object.Base] + self.Object.Tools
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def onDelete(self, feature, subelements):
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try:
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for obj in self.claimChildren():
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obj.ViewObject.show()
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except Exception as err:
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FreeCAD.Console.PrintError("Error in onDelete: " + str(err))
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return True
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def cmdCreateSliceFeature(name, mode, transaction=True):
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"""cmdCreateSliceFeature(name, mode): implementation of GUI command to create
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Slice feature. Mode can be "Standard", "Split", or "CompSolid"."""
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sel = FreeCADGui.Selection.getSelectionEx()
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if transaction:
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FreeCAD.ActiveDocument.openTransaction("Create Slice")
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FreeCADGui.addModule("BOPTools.SplitFeatures")
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FreeCADGui.doCommand("f = BOPTools.SplitFeatures.makeSlice(name='{name}')".format(name=name))
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FreeCADGui.doCommand(
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"f.Base = {sel}[0]\n"
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"f.Tools = {sel}[1:]".format(
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sel="[" + ", ".join(["App.ActiveDocument." + so.Object.Name for so in sel]) + "]"
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)
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)
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FreeCADGui.doCommand("f.Mode = {mode}".format(mode=repr(mode)))
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try:
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FreeCADGui.doCommand("f.Proxy.execute(f)")
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FreeCADGui.doCommand("f.purgeTouched()")
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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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error_text1 = translate("Part_SplitFeatures", "Computing the result failed with an error:")
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error_text2 = translate(
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"Part_SplitFeatures",
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"Click 'Continue' to create the feature anyway, or 'Abort' to cancel.",
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)
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mb.setText(error_text1 + "\n\n" + str(err) + "\n\n" + error_text2)
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mb.setWindowTitle(translate("Part_SplitFeatures", "Bad Selection", None))
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btnAbort = mb.addButton(QtGui.QMessageBox.StandardButton.Abort)
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btnOK = mb.addButton(
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translate("Part_SplitFeatures", "Continue", None),
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QtGui.QMessageBox.ButtonRole.ActionRole,
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)
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mb.setDefaultButton(btnOK)
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mb.exec_()
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if mb.clickedButton() is btnAbort:
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if transaction:
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FreeCAD.ActiveDocument.abortTransaction()
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return False
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FreeCADGui.doCommand(
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"for obj in f.ViewObject.Proxy.claimChildren():\n" " obj.ViewObject.hide()"
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)
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if transaction:
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FreeCAD.ActiveDocument.commitTransaction()
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return True
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def cmdSliceApart():
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FreeCAD.ActiveDocument.openTransaction("Slice apart")
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made = cmdCreateSliceFeature(name="Slice", mode="Split", transaction=False)
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if made:
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FreeCADGui.addModule("CompoundTools.Explode")
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FreeCADGui.doCommand("CompoundTools.Explode.explodeCompound(f)")
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FreeCADGui.doCommand("f.ViewObject.hide()")
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FreeCAD.ActiveDocument.commitTransaction()
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FreeCADGui.doCommand("App.ActiveDocument.recompute()")
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else:
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FreeCAD.ActiveDocument.abortTransaction()
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class CommandSlice:
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"""Command to create Slice feature."""
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def GetResources(self):
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return {
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"Pixmap": getIconPath("Part_Slice.svg"),
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"MenuText": QtCore.QT_TRANSLATE_NOOP("Part_Slice", "Slice to Compound"),
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"Accel": "",
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"ToolTip": QtCore.QT_TRANSLATE_NOOP(
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"Part_Slice",
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"Slices the selected object by using other objects as cutting tools and storing the results in one compound",
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),
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}
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def Activated(self):
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if len(FreeCADGui.Selection.getSelectionEx()) > 1:
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cmdCreateSliceFeature(name="Slice", mode="Split")
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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(
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translate(
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"Part_SplitFeatures",
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"Select at least two objects. "
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"The first one is the object to be sliced; "
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"the rest are objects to slice with.",
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None,
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)
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)
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mb.setWindowTitle(translate("Part_SplitFeatures", "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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class CommandSliceApart:
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"""Command to create exploded Slice feature."""
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def GetResources(self):
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return {
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"Pixmap": getIconPath("Part_SliceApart.svg"),
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"MenuText": QtCore.QT_TRANSLATE_NOOP("Part_SliceApart", "Slice Apart"),
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"Accel": "",
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"ToolTip": QtCore.QT_TRANSLATE_NOOP(
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"Part_SliceApart",
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"Slices the selected object by other objects, and splits it apart, creating a compound filter for each slide",
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),
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}
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def Activated(self):
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if len(FreeCADGui.Selection.getSelectionEx()) > 1:
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cmdSliceApart()
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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(
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translate(
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"Part_SplitFeatures",
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"Select at least two objects. "
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"The first one is the object to be sliced; "
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"the rest are objects to slice with.",
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None,
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)
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)
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mb.setWindowTitle(translate("Part_SplitFeatures", "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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# -------------------------- /Slice -------------------------------------------
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# -------------------------- XOR ----------------------------------------------
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def makeXOR(name):
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"""makeXOR(name): makes an XOR object."""
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obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython", name)
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FeatureXOR(obj)
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if FreeCAD.GuiUp:
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ViewProviderXOR(obj.ViewObject)
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return obj
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class FeatureXOR:
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"""The XOR feature object."""
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def __init__(self, obj):
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obj.addProperty(
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"App::PropertyLinkList",
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"Objects",
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"XOR",
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"Object to compute intersections between.",
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locked=True,
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)
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obj.addProperty(
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"App::PropertyLength",
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"Tolerance",
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"XOR",
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"Tolerance when intersecting (fuzzy value). "
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"In addition to tolerances of the shapes.",
|
|
locked=True,
|
|
)
|
|
|
|
obj.Proxy = self
|
|
self.Type = "FeatureXOR"
|
|
|
|
def execute(self, selfobj):
|
|
shapes = [obj.Shape for obj in selfobj.Objects]
|
|
if len(shapes) == 1 and shapes[0].ShapeType == "Compound":
|
|
shapes = shapes[0].childShapes()
|
|
if len(shapes) < 2:
|
|
raise ValueError(
|
|
"At least two shapes are needed for computing XOR. Got only {num}.".format(
|
|
num=len(shapes)
|
|
)
|
|
)
|
|
selfobj.Shape = SplitAPI.xor(shapes, selfobj.Tolerance)
|
|
|
|
|
|
class ViewProviderXOR:
|
|
"""A View Provider for the Part XOR feature."""
|
|
|
|
def __init__(self, vobj):
|
|
vobj.Proxy = self
|
|
|
|
def getIcon(self):
|
|
return ":/icons/booleans/Part_XOR.svg"
|
|
|
|
def attach(self, vobj):
|
|
self.ViewObject = vobj
|
|
self.Object = vobj.Object
|
|
|
|
def dumps(self):
|
|
return None
|
|
|
|
def loads(self, state):
|
|
return None
|
|
|
|
def claimChildren(self):
|
|
return self.Object.Objects
|
|
|
|
def onDelete(self, feature, subelements):
|
|
try:
|
|
for obj in self.claimChildren():
|
|
obj.ViewObject.show()
|
|
except Exception as err:
|
|
FreeCAD.Console.PrintError("Error in onDelete: " + str(err))
|
|
return True
|
|
|
|
def canDragObjects(self):
|
|
return True
|
|
|
|
def canDropObjects(self):
|
|
return True
|
|
|
|
def canDragObject(self, dragged_object):
|
|
return True
|
|
|
|
def canDropObject(self, incoming_object):
|
|
return hasattr(incoming_object, "Shape")
|
|
|
|
def dragObject(self, selfvp, dragged_object):
|
|
objs = self.Object.Objects
|
|
objs.remove(dragged_object)
|
|
self.Object.Objects = objs
|
|
|
|
def dropObject(self, selfvp, incoming_object):
|
|
self.Object.Objects = self.Object.Objects + [incoming_object]
|
|
|
|
|
|
def cmdCreateXORFeature(name):
|
|
"""cmdCreateXORFeature(name): implementation of GUI command to create
|
|
XOR feature (GFA). Mode can be "Standard", "Split", or "CompSolid"."""
|
|
sel = FreeCADGui.Selection.getSelectionEx()
|
|
FreeCAD.ActiveDocument.openTransaction("Create Boolean XOR")
|
|
FreeCADGui.addModule("BOPTools.SplitFeatures")
|
|
FreeCADGui.doCommand("j = BOPTools.SplitFeatures.makeXOR(name='{name}')".format(name=name))
|
|
FreeCADGui.doCommand(
|
|
"j.Objects = {sel}".format(
|
|
sel="[" + ", ".join(["App.ActiveDocument." + so.Object.Name for so in sel]) + "]"
|
|
)
|
|
)
|
|
|
|
try:
|
|
FreeCADGui.doCommand("j.Proxy.execute(j)")
|
|
FreeCADGui.doCommand("j.purgeTouched()")
|
|
except Exception as err:
|
|
mb = QtGui.QMessageBox()
|
|
mb.setIcon(mb.Icon.Warning)
|
|
error_text1 = translate("Part_SplitFeatures", "Computing the result failed with an error:")
|
|
error_text2 = translate(
|
|
"Part_SplitFeatures",
|
|
"Click 'Continue' to create the feature anyway, or 'Abort' to cancel.",
|
|
)
|
|
mb.setText(error_text1 + "\n\n" + str(err) + "\n\n" + error_text2)
|
|
mb.setWindowTitle(translate("Part_SplitFeatures", "Bad Selection", None))
|
|
btnAbort = mb.addButton(QtGui.QMessageBox.StandardButton.Abort)
|
|
btnOK = mb.addButton(
|
|
translate("Part_SplitFeatures", "Continue", None),
|
|
QtGui.QMessageBox.ButtonRole.ActionRole,
|
|
)
|
|
mb.setDefaultButton(btnOK)
|
|
|
|
mb.exec_()
|
|
|
|
if mb.clickedButton() is btnAbort:
|
|
FreeCAD.ActiveDocument.abortTransaction()
|
|
return
|
|
|
|
FreeCADGui.doCommand(
|
|
"for obj in j.ViewObject.Proxy.claimChildren():\n" " obj.ViewObject.hide()"
|
|
)
|
|
|
|
FreeCAD.ActiveDocument.commitTransaction()
|
|
|
|
|
|
class CommandXOR:
|
|
"""Command to create XOR feature."""
|
|
|
|
def GetResources(self):
|
|
return {
|
|
"Pixmap": getIconPath("Part_XOR.svg"),
|
|
"MenuText": QtCore.QT_TRANSLATE_NOOP("Part_XOR", "Boolean XOR"),
|
|
"Accel": "",
|
|
"ToolTip": QtCore.QT_TRANSLATE_NOOP(
|
|
"Part_XOR",
|
|
"Performs an 'exclusive OR' boolean operation with two or more selected objects,\n"
|
|
"or with the shapes inside a compound.\n"
|
|
"Overlapping volumes of the shapes will be removed.",
|
|
),
|
|
}
|
|
|
|
def Activated(self):
|
|
if len(FreeCADGui.Selection.getSelectionEx()) >= 1:
|
|
cmdCreateXORFeature(name="XOR")
|
|
else:
|
|
mb = QtGui.QMessageBox()
|
|
mb.setIcon(mb.Icon.Warning)
|
|
mb.setText(
|
|
translate(
|
|
"Part_SplitFeatures",
|
|
"Select at least two objects, or one or more compounds. "
|
|
"If only one compound is selected, the compounded shapes will be intersected between each other "
|
|
"(otherwise, compounds with self-intersections are invalid).",
|
|
None,
|
|
)
|
|
)
|
|
mb.setWindowTitle(translate("Part_SplitFeatures", "Bad Selection", None))
|
|
mb.exec_()
|
|
|
|
def IsActive(self):
|
|
if FreeCAD.ActiveDocument:
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
|
|
# -------------------------- /XOR ---------------------------------------------
|
|
|
|
|
|
def addCommands():
|
|
FreeCADGui.addCommand("Part_BooleanFragments", CommandBooleanFragments())
|
|
FreeCADGui.addCommand("Part_Slice", CommandSlice())
|
|
FreeCADGui.addCommand("Part_SliceApart", CommandSliceApart())
|
|
FreeCADGui.addCommand("Part_XOR", CommandXOR())
|