/
JoinFeatures.py
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/
JoinFeatures.py
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#***************************************************************************
#* *
#* Copyright (c) 2015 - Victor Titov (DeepSOIC) *
#* <vv.titov@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 *
#* *
#***************************************************************************
import FreeCAD, Part
if FreeCAD.GuiUp:
import FreeCADGui
from PySide import QtCore, QtGui
__title__="JoinFeatures module"
__author__ = "DeepSOIC"
__url__ = "http://www.freecadweb.org"
#-------------------------- translation-related code ----------------------------------------
#Thanks, yorik! (see forum thread "A new Part tool is being born... JoinFeatures!"
#http://forum.freecadweb.org/viewtopic.php?f=22&t=11112&start=30#p90239 )
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s
try:
_encoding = QtGui.QApplication.UnicodeUTF8
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig)
#--------------------------/translation-related code ----------------------------------------
# -------------------------- common stuff --------------------------------------------------
def getParamRefine():
return FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Part/Boolean").GetBool("RefineModel")
def shapeOfMaxVol(compound):
if compound.ShapeType == 'Compound':
maxVol = 0
cntEq = 0
shMax = None
for sh in compound.childShapes():
v = sh.Volume
if v > maxVol + 1e-8 :
maxVol = v
shMax = sh
cntEq = 1
elif abs(v - maxVol) <= 1e-8 :
cntEq = cntEq + 1
if cntEq > 1 :
raise ValueError("Equal volumes, can't figure out what to cut off!")
return shMax
else:
return compound
def makePartJoinFeature(name, mode = 'bypass'):
'''makePartJoinFeature(name, mode = 'bypass'): makes an PartJoinFeature object.'''
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
_PartJoinFeature(obj)
obj.Mode = mode
obj.Refine = getParamRefine()
_ViewProviderPartJoinFeature(obj.ViewObject)
return obj
class _PartJoinFeature:
"The PartJoinFeature object"
def __init__(self,obj):
self.Type = "PartJoinFeature"
obj.addProperty("App::PropertyEnumeration","Mode","Join","The mode of operation. bypass = make compound (fast)")
obj.Mode = ['bypass','Connect','Embed','Cutout']
obj.addProperty("App::PropertyLink","Base","Join","First object")
obj.addProperty("App::PropertyLink","Tool","Join","Second object")
obj.addProperty("App::PropertyBool","Refine","Join","True = refine resulting shape. False = output as is.")
obj.Proxy = self
def execute(self,obj):
rst = None
if obj.Mode == 'bypass':
rst = Part.makeCompound([obj.Base.Shape, obj.Tool.Shape])
else:
cut1 = obj.Base.Shape.cut(obj.Tool.Shape)
cut1 = shapeOfMaxVol(cut1)
if obj.Mode == 'Connect':
cut2 = obj.Tool.Shape.cut(obj.Base.Shape)
cut2 = shapeOfMaxVol(cut2)
rst = cut1.multiFuse([cut2, obj.Tool.Shape.common(obj.Base.Shape)])
elif obj.Mode == 'Embed':
rst = cut1.fuse(obj.Tool.Shape)
elif obj.Mode == 'Cutout':
rst = cut1
if obj.Refine:
rst = rst.removeSplitter()
obj.Shape = rst
return
class _ViewProviderPartJoinFeature:
"A View Provider for the PartJoinFeature object"
def __init__(self,vobj):
vobj.Proxy = self
def getIcon(self):
if self.Object == None:
return getIconPath("Part_JoinConnect.svg")
else:
return getIconPath( {
'bypass':"Part_JoinBypass.svg",
'Connect':"Part_JoinConnect.svg",
'Embed':"Part_JoinEmbed.svg",
'Cutout':"Part_JoinCutout.svg",
}[self.Object.Mode] )
def attach(self, vobj):
self.ViewObject = vobj
self.Object = vobj.Object
def setEdit(self,vobj,mode):
return False
def unsetEdit(self,vobj,mode):
return
def __getstate__(self):
return None
def __setstate__(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: " + err.message)
return True
def CreateJoinFeature(name, mode):
sel = FreeCADGui.Selection.getSelectionEx()
FreeCAD.ActiveDocument.openTransaction("Create "+mode+"ObjectsFeature")
FreeCADGui.addModule("JoinFeatures")
FreeCADGui.doCommand("j = JoinFeatures.makePartJoinFeature(name = '"+name+"', mode = '"+mode+"' )")
FreeCADGui.doCommand("j.Base = App.ActiveDocument."+sel[0].Object.Name)
FreeCADGui.doCommand("j.Tool = App.ActiveDocument."+sel[1].Object.Name)
try:
FreeCADGui.doCommand("j.Proxy.execute(j)")
FreeCADGui.doCommand("j.purgeTouched()")
except Exception as err:
mb = QtGui.QMessageBox()
mb.setIcon(mb.Icon.Warning)
mb.setText(_translate("Part_JoinFeatures","Computing the result failed with an error: {err}. Click 'Continue' to create the feature anyway, or 'Abort' to cancel.", None)
.format(err= err.message))
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("j.Base.ViewObject.hide()")
FreeCADGui.doCommand("j.Tool.ViewObject.hide()")
FreeCAD.ActiveDocument.commitTransaction()
def getIconPath(icon_dot_svg):
return ":/icons/" + icon_dot_svg
# -------------------------- /common stuff --------------------------------------------------
# -------------------------- ConnectObjectsFeature --------------------------------------------------
class _CommandConnectFeature:
"Command to create PartJoinFeature in Connect mode"
def GetResources(self):
return {'Pixmap' : getIconPath("Part_JoinConnect.svg"),
'MenuText': QtCore.QT_TRANSLATE_NOOP("Part_ConnectFeature","Connect objects"),
'Accel': "",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Part_ConnectFeature","Fuses objects, taking care to preserve voids.")}
def Activated(self):
if len(FreeCADGui.Selection.getSelectionEx()) == 2 :
CreateJoinFeature(name = "Connect", mode = "Connect")
else:
mb = QtGui.QMessageBox()
mb.setIcon(mb.Icon.Warning)
mb.setText(_translate("Part_JoinFeatures", "Two solids need to be selected, first!", None))
mb.setWindowTitle(_translate("Part_JoinFeatures","Bad selection", None))
mb.exec_()
def IsActive(self):
if FreeCAD.ActiveDocument:
return True
else:
return False
FreeCADGui.addCommand('Part_JoinConnect',_CommandConnectFeature())
# -------------------------- /ConnectObjectsFeature --------------------------------------------------
# -------------------------- EmbedFeature --------------------------------------------------
class _CommandEmbedFeature:
"Command to create PartJoinFeature in Embed mode"
def GetResources(self):
return {'Pixmap' : getIconPath("Part_JoinEmbed.svg"),
'MenuText': QtCore.QT_TRANSLATE_NOOP("Part_EmbedFeature","Embed object"),
'Accel': "",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Part_EmbedFeature","Fuses one object into another, taking care to preserve voids.")}
def Activated(self):
if len(FreeCADGui.Selection.getSelection()) == 2 :
CreateJoinFeature(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 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
FreeCADGui.addCommand('Part_JoinEmbed',_CommandEmbedFeature())
# -------------------------- /EmbedFeature --------------------------------------------------
# -------------------------- CutoutFeature --------------------------------------------------
class _CommandCutoutFeature:
"Command to create PartJoinFeature in Cutout mode"
def GetResources(self):
return {'Pixmap' : getIconPath("Part_JoinCutout.svg"),
'MenuText': QtCore.QT_TRANSLATE_NOOP("Part_CutoutFeature","Cutout for object"),
'Accel': "",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Part_CutoutFeature","Makes a cutout in one object to fit another object.")}
def Activated(self):
if len(FreeCADGui.Selection.getSelection()) == 2 :
CreateJoinFeature(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 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
FreeCADGui.addCommand('Part_JoinCutout',_CommandCutoutFeature())
# -------------------------- /CutoutFeature --------------------------------------------------