freecad-cam/Mod/Part/BOPTools/JoinFeatures.py
2026-02-01 01:59:24 +01:00

404 lines
15 KiB
Python

#/***************************************************************************
# * Copyright (c) 2016 Victor Titov (DeepSOIC) <vv.titov@gmail.com> *
# * *
# * This file is part of the FreeCAD CAx development system. *
# * *
# * This library is free software; you can redistribute it and/or *
# * modify it under the terms of the GNU Library General Public *
# * License as published by the Free Software Foundation; either *
# * version 2 of the License, or (at your option) any later version. *
# * *
# * This library 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 library; see the file COPYING.LIB. If not, *
# * write to the Free Software Foundation, Inc., 59 Temple Place, *
# * Suite 330, Boston, MA 02111-1307, USA *
# * *
# ***************************************************************************/
__title__ = "BOPTools.JoinFeatures module"
__author__ = "DeepSOIC"
__url__ = "https://www.freecad.org"
__doc__ = "Implementation of document objects (features) for connect, ebmed and cutout operations."
from . import JoinAPI
import FreeCAD
import Part
if FreeCAD.GuiUp:
import FreeCADGui
from PySide import QtCore, QtGui
# -------------------------- common stuff -------------------------------------
# -------------------------- translation-related code -------------------------
# Thanks, yorik! (see forum thread "A new Part tool is being born... JoinFeatures!"
# https://forum.freecad.org/viewtopic.php?f=22&t=11112&start=30#p90239 )
try:
_fromUtf8 = QtCore.QString.fromUtf8
except Exception:
def _fromUtf8(s):
return s
translate = FreeCAD.Qt.translate
# --------------------------/translation-related code -------------------------
def getParamRefine():
return FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Part/Boolean").GetBool("RefineModel")
def cmdCreateJoinFeature(name, mode):
"""cmdCreateJoinFeature(name, mode): generalized implementation of GUI commands."""
sel = FreeCADGui.Selection.getSelectionEx()
FreeCAD.ActiveDocument.openTransaction("Create "+mode)
FreeCADGui.addModule("BOPTools.JoinFeatures")
FreeCADGui.doCommand("j = BOPTools.JoinFeatures.make{mode}(name='{name}')".format(mode=mode, name=name))
if mode == "Embed" or mode == "Cutout":
FreeCADGui.doCommand("j.Base = App.ActiveDocument."+sel[0].Object.Name)
FreeCADGui.doCommand("j.Tool = App.ActiveDocument."+sel[1].Object.Name)
elif mode == "Connect":
FreeCADGui.doCommand("j.Objects = {sel}".format(
sel= "[" + ", ".join(["App.ActiveDocument."+so.Object.Name for so in sel]) + "]"
))
else:
raise ValueError("cmdCreateJoinFeature: Unexpected mode {mode}".format(mode=repr(mode)))
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_JoinFeatures", "Computing the result failed with an error:")
error_text2 = translate("Part_JoinFeatures", "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_JoinFeatures","Bad selection", None))
btnAbort = mb.addButton(QtGui.QMessageBox.StandardButton.Abort)
btnOK = mb.addButton(translate("Part_JoinFeatures","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()
def getIconPath(icon_dot_svg):
return icon_dot_svg
# -------------------------- /common stuff ------------------------------------
# -------------------------- Connect ------------------------------------------
def makeConnect(name):
'''makeConnect(name): makes an Connect object.'''
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
FeatureConnect(obj)
if FreeCAD.GuiUp:
ViewProviderConnect(obj.ViewObject)
return obj
class FeatureConnect:
"""The PartJoinFeature object."""
def __init__(self,obj):
obj.addProperty("App::PropertyLinkList","Objects","Connect","Object to be connected.")
obj.addProperty("App::PropertyBool","Refine","Connect",
"True = refine resulting shape. False = output as is.")
obj.Refine = getParamRefine()
obj.addProperty("App::PropertyLength","Tolerance","Connect",
"Tolerance when intersecting (fuzzy value). "
"In addition to tolerances of the shapes.")
obj.Proxy = self
self.Type = "FeatureConnect"
def execute(self,selfobj):
rst = JoinAPI.connect([obj.Shape for obj in selfobj.Objects], selfobj.Tolerance)
if selfobj.Refine:
rst = rst.removeSplitter()
selfobj.Shape = rst
class ViewProviderConnect:
"""A View Provider for the Part Connect feature."""
def __init__(self,vobj):
vobj.Proxy = self
def getIcon(self):
return ":/icons/booleans/Part_JoinConnect.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]
class CommandConnect:
"""Command to create Connect feature."""
def GetResources(self):
return {'Pixmap': getIconPath("Part_JoinConnect.svg"),
'MenuText': QtCore.QT_TRANSLATE_NOOP("Part_JoinConnect","Connect objects"),
'Accel': "",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Part_JoinConnect",
"Fuses objects, taking care to preserve voids.")}
def Activated(self):
if len(FreeCADGui.Selection.getSelectionEx()) >= 1:
cmdCreateJoinFeature(name="Connect", mode="Connect")
else:
mb = QtGui.QMessageBox()
mb.setIcon(mb.Icon.Warning)
mb.setText(translate("Part_JoinFeatures",
"Select at least two objects, or one or more compounds", None))
mb.setWindowTitle(translate("Part_JoinFeatures","Bad selection", None))
mb.exec_()
def IsActive(self):
if FreeCAD.ActiveDocument:
return True
else:
return False
# -------------------------- /Connect -----------------------------------------
# -------------------------- Embed --------------------------------------------
def makeEmbed(name):
'''makeEmbed(name): makes an Embed object.'''
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
FeatureEmbed(obj)
if FreeCAD.GuiUp:
ViewProviderEmbed(obj.ViewObject)
return obj
class FeatureEmbed:
"""The Part Embed object."""
def __init__(self,obj):
obj.addProperty("App::PropertyLink","Base","Embed","Object to embed into.")
obj.addProperty("App::PropertyLink","Tool","Embed","Object to be embedded.")
obj.addProperty("App::PropertyBool","Refine","Embed",
"True = refine resulting shape. False = output as is.")
obj.Refine = getParamRefine()
obj.addProperty("App::PropertyLength","Tolerance","Embed",
"Tolerance when intersecting (fuzzy value). "
"In addition to tolerances of the shapes.")
obj.Proxy = self
self.Type = "FeatureEmbed"
def execute(self,selfobj):
rst = JoinAPI.embed_legacy(selfobj.Base.Shape, selfobj.Tool.Shape, selfobj.Tolerance)
if selfobj.Refine:
rst = rst.removeSplitter()
selfobj.Shape = rst
class ViewProviderEmbed:
"""A View Provider for the Part Embed feature."""
def __init__(self,vobj):
vobj.Proxy = self
def getIcon(self):
return ":/icons/booleans/Part_JoinEmbed.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.Base, self.Object.Tool]
def onDelete(self, feature, subelements):
try:
self.Object.Base.ViewObject.show()
self.Object.Tool.ViewObject.show()
except Exception as err:
FreeCAD.Console.PrintError("Error in onDelete: " + str(err))
return True
class CommandEmbed:
"""Command to create Part Embed feature."""
def GetResources(self):
return {'Pixmap': getIconPath("Part_JoinEmbed.svg"),
'MenuText': QtCore.QT_TRANSLATE_NOOP("Part_JoinEmbed","Embed object"),
'Accel': "",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Part_JoinEmbed",
"Fuses one object into another, taking care to preserve voids.")}
def Activated(self):
if len(FreeCADGui.Selection.getSelectionEx()) == 2:
cmdCreateJoinFeature(name = "Embed", mode = "Embed")
else:
mb = QtGui.QMessageBox()
mb.setIcon(mb.Icon.Warning)
mb.setText(translate("Part_JoinFeatures",
"Select base object, then the object to embed, and then invoke this tool.", None))
mb.setWindowTitle(translate("Part_JoinFeatures","Bad selection", None))
mb.exec_()
def IsActive(self):
if FreeCAD.ActiveDocument:
return True
else:
return False
# -------------------------- /Embed -------------------------------------------
# -------------------------- Cutout -------------------------------------------
def makeCutout(name):
'''makeCutout(name): makes an Cutout object.'''
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
FeatureCutout(obj)
if FreeCAD.GuiUp:
ViewProviderCutout(obj.ViewObject)
return obj
class FeatureCutout:
"""The Part Cutout object."""
def __init__(self,obj):
obj.addProperty("App::PropertyLink","Base","Cutout","Object to be cut.")
obj.addProperty("App::PropertyLink","Tool","Cutout","Object to make cutout for.")
obj.addProperty("App::PropertyBool","Refine","Cutout",
"True = refine resulting shape. False = output as is.")
obj.Refine = getParamRefine()
obj.addProperty("App::PropertyLength","Tolerance","Cutout",
"Tolerance when intersecting (fuzzy value). In addition to tolerances of the shapes.")
obj.Proxy = self
self.Type = "FeatureCutout"
def execute(self,selfobj):
rst = JoinAPI.cutout_legacy(selfobj.Base.Shape, selfobj.Tool.Shape, selfobj.Tolerance)
if selfobj.Refine:
rst = rst.removeSplitter()
selfobj.Shape = rst
class ViewProviderCutout:
"""A View Provider for the Part Cutout feature."""
def __init__(self,vobj):
vobj.Proxy = self
def getIcon(self):
return ":/icons/booleans/Part_JoinCutout.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.Base, self.Object.Tool]
def onDelete(self, feature, subelements):
try:
self.Object.Base.ViewObject.show()
self.Object.Tool.ViewObject.show()
except Exception as err:
FreeCAD.Console.PrintError("Error in onDelete: " + str(err))
return True
class CommandCutout:
"""Command to create PartJoinFeature in Cutout mode."""
def GetResources(self):
return {'Pixmap': getIconPath("Part_JoinCutout.svg"),
'MenuText': QtCore.QT_TRANSLATE_NOOP("Part_JoinCutout","Cutout for object"),
'Accel': "",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Part_JoinCutout",
"Makes a cutout in one object to fit another object.")}
def Activated(self):
if len(FreeCADGui.Selection.getSelectionEx()) == 2:
cmdCreateJoinFeature(name="Cutout", mode="Cutout")
else:
mb = QtGui.QMessageBox()
mb.setIcon(mb.Icon.Warning)
mb.setText(translate("Part_JoinFeatures",
"Select the object to make a cutout in, then the object that should fit into the cutout, and then invoke this tool.", None))
mb.setWindowTitle(translate("Part_JoinFeatures","Bad selection", None))
mb.exec_()
def IsActive(self):
if FreeCAD.ActiveDocument:
return True
else:
return False
# -------------------------- /Cutout ------------------------------------------
def addCommands():
FreeCADGui.addCommand('Part_JoinCutout', CommandCutout())
FreeCADGui.addCommand('Part_JoinEmbed', CommandEmbed())
FreeCADGui.addCommand('Part_JoinConnect', CommandConnect())