ThreadProfileCmd.py

# -*- coding: utf-8 -*-
###################################################################################
#
#  ThreadProfileCmd.py
#
#  Copyright 2019 Mark Ganson <TheMarkster> mwganson at gmail
#
#  Based on some code from Draft.py, authored by "Yorik van Havre, Werner Mayer,
#  Martin Burbaum, Ken Cline, Dmitry Chigrin, Daniel Falck"
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2 of the License, or
#  (at your option) any later version.
#
#  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 General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software
#  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
#  MA 02110-1301, USA.
#
#
###################################################################################

__title__   = "ThreadProfile"
__author__  = "Mark Ganson <TheMarkster>"
__url__     = "https://github.com/mwganson/ThreadProfile"
__date__    = "2026.07.28"
__version__ = "2.02"

from fractions import Fraction
from numbers import Rational

version = 2.02

import FreeCAD, FreeCADGui, Part, os
from PySide import QtCore, QtGui
import math
import traceback
import Draft
from FreeCAD import Base
import Draft_rc
from PySide.QtCore import QT_TRANSLATE_NOOP
from Draft import _DraftObject, formatObject, select

if FreeCAD.GuiUp:
    from FreeCAD import Gui
    from Draft import _ViewProviderWire

def tr(context, text):
    try:
        _encoding = QtGui.QApplication.UnicodeUTF8
        return QtGui.QApplication.translate(context, text, None, _encoding)
    except AttributeError:
        return QtGui.QApplication.translate(context, text, None)

__dir__ = os.path.dirname(__file__)
iconPath = os.path.join( __dir__, 'Resources', 'icons' )
keepToolbar = False

class _ThreadProfile(_DraftObject):
    "The ThreadProfile object"

    def __init__(self, obj):
        _DraftObject.__init__(self,obj,"ThreadProfile")
        obj.addProperty("App::PropertyFloat", "Version", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property","The version of ThreadProfile Workbench used to create this object")).Version = version
        obj.addProperty("App::PropertyFloat", "ThreadCount", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property","Height of thread in terms of number of threads, applied to Helix if created with workbench.\n Now readonly, adjust Height property instead.")).ThreadCount=10
        obj.addProperty("App::PropertyFloat","Height", "ThreadProfile","Height of swept thread, adjusts ThreadCount property").Height = 10
        obj.addProperty("App::PropertyVectorList","Points","ThreadProfile", QT_TRANSLATE_NOOP("App::Property","The points of the B-spline"))
        obj.addProperty("App::PropertyBool","Closed","ThreadProfile",QT_TRANSLATE_NOOP("App::Property","If the B-spline is closed or not"))
        obj.addProperty("App::PropertyBool","MakeFace","ThreadProfile",QT_TRANSLATE_NOOP("App::Property","Create a face if this spline is closed"))
        obj.addProperty("App::PropertyArea","Area","ThreadProfile",QT_TRANSLATE_NOOP("App::Property","The area of this object"))
        obj.addProperty("App::PropertyLength", "MinorDiameter", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The minor diameter of the thread"))
        obj.addProperty("App::PropertyLength", "MinorDiameterFinal", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The minor diameter of the thread with tolerance"))
        obj.addProperty("App::PropertyLength", "MajorDiameter", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The major diameter of the thread"))
        obj.addProperty("App::PropertyLength", "MajorDiameterFinal", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The major diameter of the thread with tolerance"))
        obj.addProperty("App::PropertyFloat", "d_delta", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", ""))
        obj.addProperty("App::PropertyFloat", "Tolerance", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The tolerance of the thread. It will be added to diameters"))
        obj.addProperty("App::PropertyFloatList","internal_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "Data used to construct internal thread"))
        obj.addProperty("App::PropertyFloatList","external_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "Data used to construct external thread"))
        obj.addProperty("App::PropertyFloatList","internal2S_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "Data used to construct 2 start internal thread"))
        obj.addProperty("App::PropertyFloatList","external2S_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "Data used to construct 2 start external thread"))
        obj.addProperty("App::PropertyFloatList","internal3S_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "Data used to construct 3 start internal thread"))
        obj.addProperty("App::PropertyFloatList","external3S_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "Data used to construct 3 start external thread"))
        obj.addProperty("App::PropertyFloatList","internal45_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "Data used to construct 45 degree internal thread"))
        obj.addProperty("App::PropertyFloatList","external45_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "Data used to construct 45 degree external thread"))
        obj.addProperty("App::PropertyString","Helix","ThreadProfile","Name of the helix object associated with the profile, if any")
        obj.addProperty("App::PropertyStringList","preset_names","ThreadProfile",QT_TRANSLATE_NOOP("App::Property", "list of preset names"))
        obj.addProperty("App::PropertyFloatList","presets_data","ThreadProfile",QT_TRANSLATE_NOOP("App::Property","list of pitches and diameters"))
        obj.addProperty("App::PropertyFloatConstraint","Deviation","ThreadProfile", "Default is 0.1 for better looking threads, but 0.5 will be faster rendering.  Set this to 0 to ignore it and keep the sweep or body object at its current setting.").Deviation = (0.1,0,10000,0.1)
        obj.addProperty("App::PropertyLength", "Pitch", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "Pitch of the thread, use 25.4 / TPI if in mm mode else 1 / TPI to convert from threads per inch")).Pitch =1
        obj.addProperty("App::PropertyEnumeration", "InternalOrExternal", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "Whether to make internal or external thread profile"))
        obj.InternalOrExternal=["Internal", "External"]
        obj.InternalOrExternal="External"
        obj.addProperty("App::PropertyEnumeration","Variants","ThreadProfile",QT_TRANSLATE_NOOP("App::Property","Standard 60 degree V threads, experimental 3D printer-friendly 45 degree threads, 2-start, 3-start\n(Presets only valid for 60 degree types)")).Variants=["60","45","2-Start","3-Start"]
        obj.addProperty("App::PropertyEnumeration", "Presets", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "Some presets"))
        obj.addProperty("App::PropertyIntegerConstraint", "Quality", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "Quality of profile: controls how many points are used to create the bspline, the lower the number, the more points used. Experiment with different values if the thread looks rough up close.  Maximum points used is 720. Quality is divided into 720 to determine how many points to use.  You can also control appearance in the view tab of the Body or Sweep with the Angular Deflection and Deviation properties."))
        obj.addProperty("App::PropertyString", "Continuity", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "Continuity of the produced BSpline -- readonly"))
        obj.addProperty("App::PropertyStringList", "Instructions", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "Instructions")).Instructions=[\
"Expand this with the ... button to view instructions",\
"Sweep this object along a helix of the same pitch to produce your thread.",\
"It is recommended to make the helix in the ThreadProfile workbench.",\
"If there is an active Body the ThreadProfile object will be put into it.,"\
"If not it can be dragged and dropped into the body later.",\
"If there is an active Body when the helix is made there will be made a ShapeBinder for it",\
"For internal threads you will need to cut the Sweep object out of a cylinder, or if using Part Design sweep it as a Subtractive Pipe.",\
"Always use Frenet mode",\
"I have provided some presets, but it is possible there could be some errors.  Double check for mission critical applications.",\
"Also, the tolerances might be different from what you wish to have.  I believe the internal minor diameters are all minimum and the external are all maximum.",\
]
        obj.Quality = (11,1,240,1) #11 default, 1 minimum, 240 max, 1 step size
        obj.setEditorMode("internal_data", 2) #0 = normal, 1 = readonly, 2 = hidden
        obj.setEditorMode("Closed", 2)
        obj.setEditorMode("MakeFace", 2)
        obj.setEditorMode("external_data", 2)
        obj.setEditorMode("internal45_data",2)
        obj.setEditorMode("external45_data",2)
        obj.setEditorMode("internal2S_data",2)
        obj.setEditorMode("external2S_data",2)
        obj.setEditorMode("internal3S_data",2)
        obj.setEditorMode("external3S_data",2)
        obj.setEditorMode("Variants",2) #only shown for v thread types
        obj.setEditorMode("Area", 2)
        obj.setEditorMode("Version", 1)
        obj.setEditorMode("Continuity", 1)
        obj.setEditorMode("ThreadCount",1)
        obj.setEditorMode("preset_names", 2)
        obj.setEditorMode("presets_data", 2)
        obj.setEditorMode("MinorDiameterFinal", 1)
        obj.setEditorMode("MajorDiameterFinal", 1)
        obj.setEditorMode("d_delta", 2)
        obj.MakeFace = True
        obj.Closed = True
        obj.Points = []
        self.assureProperties(obj)


    def assureProperties(self, obj): # for Compatibility with older versions
        if not hasattr(obj, "Parameterization"):
            obj.addProperty("App::PropertyFloat","Parameterization","ThreadProfile",QT_TRANSLATE_NOOP("App::Property","Parameterization factor"))
            obj.Parameterization = 1.0
            obj.setEditorMode("Parameterization", 0)
            self.knotSeq = []

    def parameterization (self, pts, a, closed):
        # Computes a knot Sequence for a set of points
        # fac (0-1) : parameterization factor
        # fac=0 -> Uniform / fac=0.5 -> Centripetal / fac=1.0 -> Chord-Length
        if closed: # we need to add the first point as the end point
            pts.append(pts[0])
        params = [0]
        for i in range(1,len(pts)):
            p = pts[i].sub(pts[i-1])
            pl = pow(p.Length,a)
            params.append(params[-1] + pl)
        return params

    def makePoints(self, obj):
        if hasattr(obj.Pitch,"Value"): #compatibility with objects created with version <= 1.20
            pitch = obj.Pitch.Value
        else:
            pitch = obj.Pitch
        minor_diameter = obj.MinorDiameter.Value
        if "external" in obj.InternalOrExternal.lower():
            external = True
        else:
            if "internal" in obj.InternalOrExternal.lower():
                external=False
            else:
                FreeCAD.Console.PrintWarning("ThreadProfile: Unable to determine internal or external thread type, using external\n")
                external=True
        minor_diameter += obj.Tolerance
        step = obj.Quality #1 means do not skip any points, 2 means use every other, 3 every 3rd, etc.
        points = []
        alpha = 0
        idx = obj.preset_names.index(obj.Presets)

        if hasattr(obj,"Variants") and obj.Variants == "45": #only valid for v thread types
            if external:
                our_data = obj.external45_data
            else:
                our_data = obj.internal45_data
        elif hasattr(obj,"Variants") and obj.Variants == "2-Start":
            if external:
                our_data = obj.external2S_data
            else:
                our_data = obj.internal2S_data
        elif hasattr(obj,"Variants") and obj.Variants == "3-Start":
            if external:
                our_data = obj.external3S_data
            else:
                our_data = obj.internal3S_data
        else:
            if external:
                our_data = obj.external_data
            else:
                our_data = obj.internal_data
        max_diam = 0
        for ii in range(0, len(our_data),step):
            alpha += math.pi * 2 / len(our_data) * step
            od = our_data[ii]
            radius = minor_diameter / 2 + od * pitch
            max_diam = max(max_diam, radius * 2)
            x = math.cos(alpha) * radius
            y = math.sin(alpha) * radius
            points.append(Base.Vector(x,y,0))

        obj.d_delta = max_diam - minor_diameter
        obj.MajorDiameter = max_diam - obj.Tolerance
        obj.MinorDiameterFinal = obj.MinorDiameter.Value + obj.Tolerance
        obj.MajorDiameterFinal = obj.MajorDiameter.Value + obj.Tolerance

        return points

    def handleThreadCountChange(self, fp, prop):
        if not "ThreadCount" in prop:
            return
        ins = fp.InList
        for inobj in ins:
            if hasattr(inobj,"Spine"):
                spine = inobj.Spine
                helix = spine[0]
                edgeNames = []
                for ii in range(1,math.ceil(getattr(fp,prop))+1):
                    edgeNames.append("Edge"+str(ii))
                inobj.Spine = [helix,edgeNames]

    def onDocumentRestored(self, obj):
        if not hasattr(obj, "MajorDiameter") or not hasattr(obj, "MajorDiameterFinal"):
            if not hasattr(obj, "MajorDiameter"):
                obj.addProperty("App::PropertyLength", "MajorDiameter", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The major diameter of the thread"))
                obj.addProperty("App::PropertyFloat", "Tolerance", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The tolerance of the thread. It will be added to diameters"))
                obj.addProperty("App::PropertyFloat", "d_delta", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", ""))
                obj.setEditorMode("d_delta", 2)
            if not hasattr(obj, "MajorDiameterFinal"):
                obj.addProperty("App::PropertyLength", "MinorDiameterFinal", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The minor diameter of the thread with tolerance"))
                obj.addProperty("App::PropertyLength", "MajorDiameterFinal", "ThreadProfile", QT_TRANSLATE_NOOP("App::Property", "The major diameter of the thread with tolerance"))
                obj.setEditorMode("MinorDiameterFinal", 1)
                obj.setEditorMode("MajorDiameterFinal", 1)
            self.makePoints(obj)

    def onChanged(self, fp, prop):
        if prop == "Parameterization":
            if fp.Parameterization < 0.:
                fp.Parameterization = 0.
            if fp.Parameterization > 1.0:
                fp.Parameterization = 1.0
        if prop == "Presets" or prop == "InternalOrExternal":
            if hasattr(fp,"Presets"):
                preset_string = getattr(fp,"Presets")
                if preset_string in fp.preset_names:
                    idx = fp.preset_names.index(preset_string)
                    if idx != 0:
                        fp.Pitch = fp.presets_data[idx*3]
                        if "External" in fp.InternalOrExternal:
                            fp.MinorDiameter = fp.presets_data[idx*3+1]
                        else:
                            fp.MinorDiameter = fp.presets_data[idx*3+2]
        if prop == "MajorDiameter":
            fp.MinorDiameter = fp.MajorDiameter.Value - fp.d_delta
        if prop == "ThreadCount":
            self.handleThreadCountChange(fp, prop)
        if prop == "Variants":
            helix = FreeCAD.ActiveDocument.getObject(fp.Helix)
            if helix:
                if fp.Variants =="2-Start":
                    helix.setExpression("Pitch",fp.Name+".Pitch*2")
                    helix.setExpression("Height",fp.Name+".ThreadCount*"+fp.Name+".Pitch*2")
                elif fp.Variants == "60" or fp.Variants == "45":
                    helix.setExpression("Pitch",fp.Name+".Pitch")
                    helix.setExpression("Height",fp.Name+".ThreadCount*"+fp.Name+".Pitch")
                elif fp.Variants == "3-Start":
                    helix.setExpression("Pitch",fp.Name+".Pitch*3")
                    helix.setExpression("Height",fp.Name+".ThreadCount*"+fp.Name+".Pitch*3")
        if prop == "Height" or prop == "Pitch" or prop == "Variants" or prop == "Presets":
            if hasattr(fp, "Variants") and hasattr(fp,"ThreadCount") and hasattr(fp,"Pitch") and fp.Pitch.Value != 0:
                fp.ThreadCount = fp.Height/fp.Pitch.Value
                fp.ThreadCount = fp.ThreadCount / 3 if fp.Variants == "3-Start" else fp.ThreadCount / 2 if fp.Variants == "2-Start" else fp.ThreadCount
                #self.handleThreadCountChange(fp, prop)
        if prop == "Deviation":
            for dep in fp.InList:
                if dep.isDerivedFrom("PartDesign::Body") or dep.isDerivedFrom("Part::Sweep"):
                    dep.ViewObject.Deviation = fp.Deviation if fp.Deviation else dep.ViewObject.Deviation

    def execute(self, obj):
        obj.Points = self.makePoints(obj)
        import Part
        self.assureProperties(obj)
        if obj.Points:
            self.knotSeq = self.parameterization(obj.Points, obj.Parameterization, obj.Closed)
            plm = obj.Placement
            if obj.Closed and (len(obj.Points) > 2):
                if obj.Points[0] == obj.Points[-1]:  # should not occur, but OCC will crash
                    FreeCAD.Console.PrintError(tr('ThreadProfile',  '_ThreadProfile.createGeometry: Closed with same first/last Point. Geometry not updated.')+"\n")
                    return
                spline = Part.BSplineCurve()
                spline.interpolate(obj.Points, PeriodicFlag = True, Parameters = self.knotSeq)
                #spline.approximate(Points = obj.Points, DegMin = 3, DegMax = 5, Tolerance = .003692, Continuity = 'C3', ParamType = 'ChordLength')
                #spline.setPeriodic()
                # DNC: bug fix: convert to face if closed
                shape = Part.Wire(spline.toShape())
                # Creating a face from a closed spline cannot be expected to always work
                # Usually, if the spline is not flat the call of Part.Face() fails
                try:
                    shape = Part.makeFace(shape, "Part::FaceMakerBullseye")
                except Part.OCCError as e:
                    FreeCAD.Console.PrintError(f"ThreadProfile can't make face {e}\n")
                obj.Shape = shape
                if hasattr(obj,"Area") and hasattr(shape,"Area"):
                    obj.Area = shape.Area
            else:
                spline = Part.BSplineCurve()
                spline.interpolate(obj.Points, PeriodicFlag = False, Parameters = self.knotSeq)
                #spline.approximate(Points = obj.Points, DegMin = 3, DegMax = 5, Tolerance = .003692, Continuity = 'C3', ParamType = 'ChordLength')
                #spline.setPeriodic()
                shape = spline.toShape()
                obj.Shape = shape
                if hasattr(obj,"Area") and hasattr(shape,"Area"):
                    obj.Area = shape.Area
            if hasattr(obj,"Variants"):
                if obj.Variants == "2-Start":
                    plm = obj.Shape.Placement
                    shape1 = obj.Shape.copy()
                    shape1.Placement = Base.Placement()
                    shape2 = shape1.copy().rotate(Base.Vector(0,0,0),Base.Vector(0,0,1),180)
                    fuse = shape1.fuse(shape2).removeSplitter().Face1
                    fuse.Placement = plm
                    obj.Shape = fuse
                elif obj.Variants == "3-Start":
                    plm = obj.Shape.Placement
                    shape1 = obj.Shape.copy()
                    shape1.Placement = Base.Placement()
                    shape2 = shape1.copy().rotate(Base.Vector(0,0,0),Base.Vector(0,0,1),120)
                    shape3 = shape1.copy().rotate(Base.Vector(0,0,0),Base.Vector(0,0,1),240)
                    fuse = shape1.multiFuse([shape2,shape3]).removeSplitter().Face1
                    fuse.Placement = plm
                    obj.Shape = fuse

            obj.Continuity = spline.Continuity
            obj.Placement = plm
        obj.positionBySupport()

#######################################################################################
# Keep Toolbar active even after leaving workbench

class ThreadProfileSettingsCommandClass(object):
    """Settings, currently only whether to keep toolbar after leaving workbench"""

    def __init__(self):
        pass

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'Settings.svg') , # the name of an icon file available in the resources
            'MenuText': "&Settings" ,
            'ToolTip' : "Workbench settings dialog"}

    def Activated(self):
        doc = FreeCAD.ActiveDocument
        from PySide import QtGui
        window = QtGui.QApplication.activeWindow()
        pg = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/ThreadProfile")
        lh = pg.GetBool("LinkHelixPlacementParametrically", True)
        keep = pg.GetBool('KeepToolbar',True)
        items=["Keep the toolbar active","Do not keep the toolbar active","Link helix placement parametrically", "Do not link helix placement parametrically","Cancel"]
        if keep:
            items[0]="*"+items[0]
        else:
            items[1] = "*"+items[1]
        if lh:
            items[2] = "*"+items[2]
        else:
            items[3] = "*"+items[3]
        item,ok = QtGui.QInputDialog.getItem(window,'ThreadProfile','Settings\n\nSelect the settings option\n',items,0,False)
        if ok and item == items[-1]:
            return
        elif ok and item == items[0]:
            keep = True
            pg.SetBool('KeepToolbar', keep)
        elif ok and item==items[1]:
            keep = False
            pg.SetBool('KeepToolbar', keep)
        elif ok and item == items[2]:
            pg.SetBool('LinkHelixPlacementParametrically', True)
        elif ok and item == items[3]:
            pg.SetBool('LinkHelixPlacementParametrically', False)
        return

    def IsActive(self):
        return True


#Gui.addCommand("ThreadProfileKeepToolbar", ThreadProfileKeepToolbarCommandClass())
###################################################################################

class ThreadProfileMakeHelixCommandClass(object):
    """Make Helix command"""
    def __init__(self):
        self.Pitch = None
        self.Placement = None
        self.Name = None

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'MakeHelix.svg') ,
            'MenuText': "&Make Helix" ,
            'ToolTip' : "Make a Part::Helix object, set its pitch to match."}

    def Activated(self):
        doc = FreeCAD.ActiveDocument
        doc.openTransaction("Make Helix")
        import Part,PartGui
        helix = doc.addObject("Part::Helix","Helix")
        profile = doc.getObject(self.Name)
        doc.recompute()
        name = doc.ActiveObject.Name
        FreeCADGui.Selection.clearSelection()
        FreeCADGui.Selection.addSelection(doc.Name,profile.Name)
        FreeCADGui.Selection.addSelection(doc.Name,helix.Name)
        getattr(doc,name).Label = name
        getattr(doc,name).setExpression("Pitch",self.Name+'.Pitch')
        getattr(doc,name).setExpression("Height",self.Name+'.ThreadCount*'+self.Name+'.Pitch')
        if hasattr(helix,"SegmentLength"):
            helix.setExpression("SegmentLength","1")
        if hasattr(profile,"Helix"):
            profile.Helix = helix.Name
            if profile.Variants == "2-Start":
                getattr(doc,name).setExpression("Pitch",self.Name+'.Pitch*2')
                helix.setExpression("Height",self.Name+'.ThreadCount*'+self.Name+'.Pitch*2')
            elif profile.Variants == "3-Start":
                getattr(doc,name).setExpression("Pitch",self.Name+'.Pitch*3')
                helix.setExpression("Height",self.Name+'.ThreadCount*'+self.Name+'.Pitch*3')

        pg = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/ThreadProfile")
        if pg.GetBool("LinkHelixPlacementParametrically", True):
            if hasattr(helix,"Support"):
                helix.setExpression("Support",profile.Name+".Support")
            else:
                helix.setExpression("AttachmentSupport", profile.Name+".AttachmentSupport")
            helix.setExpression("MapMode",profile.Name+".MapMode")
            helix.setExpression("MapPathParameter",profile.Name+".MapPathParameter")
            helix.setExpression("MapReversed",profile.Name+".MapReversed")
            helix.setExpression("AttachmentOffset",profile.Name+".AttachmentOffset")
        else:
            if hasattr(helix,"Support"):
                helix.Support = profile.Support
            else:
                helix.AttachmentSupport = profileAttachmentSupport
            helix.MapMode = profile.MapMode
            helix.MapPathParameter = profile.MapPathParameter
            helix.MapReversed = profile.MapReversed
            helix.AttachmentOffset = profile.AttachmentOffset
        body=FreeCADGui.ActiveDocument.ActiveView.getActiveObject("pdbody")
        part=FreeCADGui.ActiveDocument.ActiveView.getActiveObject("part")
        if body:
            body.Group=body.Group+[getattr(doc,name)] #put helix in body to avoid out of scope warnings
        elif part:
            part.Group=part.Group+[getattr(doc,name)]
        doc.commitTransaction()
        doc.recompute()
        return

    def IsActive(self):
        if not FreeCAD.ActiveDocument:
            return False
        selection = Gui.Selection.getSelectionEx()
        if not selection:
            return False
        if not "ThreadProfile" in selection[0].Object.Name:
            return False
        else:
            self.Pitch = selection[0].Object.Pitch
            self.Placement = selection[0].Object.Placement
            self.Name = selection[0].Object.Name
        return True
###################################################################################

class ThreadProfileDoSweepCommandClass(object):
    """Perform sweep command"""
    def __init__(self):
        self.helixName = None
        self.profileName = None

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'DoSweep.svg') ,
            'MenuText': "&Do Sweep" ,
            'ToolTip' : "Sweep selected thread profile along selected helix"}

    def Activated(self):
        doc = FreeCAD.ActiveDocument
        import PartDesignGui
        import Part
        from PySide import QtGui,QtCore
        profile = doc.getObject(self.profileName)
        if not hasattr(profile, "Deviation"):
            profile.addProperty("App::PropertyFloat","Deviation","ThreadProfile", "Default = 0.1, improves the looks of the thread, but 0.5 or higher is faster rendering.  Set to 0 to keep the current sweep or body deviation.").Deviation = (0.1,0,10000,0.1)

        body = FreeCADGui.ActiveDocument.ActiveView.getActiveObject("pdbody")
        QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
        if not body:
            doc.openTransaction("Perform sweep")
            doc.addObject('Part::Sweep','Sweep')
            doc.ActiveObject.Sections=[getattr(doc,self.profileName),]
            edgeList = []
            count = len(getattr(doc,self.helixName).Shape.Edges)
            for ii in range(1,count+1):
                edgeList.append("Edge"+str(ii))
            doc.ActiveObject.Spine=(getattr(doc,self.helixName),edgeList)
            doc.ActiveObject.Solid=True
            doc.ActiveObject.Frenet=True
            doc.ActiveObject.ViewObject.Deviation = profile.Deviation if profile.Deviation else doc.ActiveObject.ViewObject.Deviation
            FreeCADGui.getDocument(doc.Name).getObject(self.profileName).Visibility = False
            FreeCADGui.getDocument(doc.Name).getObject(self.helixName).Visibility = False

        elif body: #if there is active part design body
            body.ViewObject.Deviation = profile.Deviation
            if "External" in getattr(doc,self.profileName).InternalOrExternal:
                #additive part design sweep
                doc.openTransaction("AdditivePipe")
                pipe = body.newObject("PartDesign::AdditivePipe","AdditivePipe")
            else:
                doc.openTransaction("SubtractivePipe")
                pipe = body.newObject("PartDesign::SubtractivePipe","SubtractivePipe")

            pipe.Profile = getattr(doc, self.profileName)
            pipe.Spine = getattr(doc,self.helixName)
            pipe.Mode = 'Frenet'
            Gui.activeDocument().hide(self.profileName)
            Gui.activeDocument().hide(self.helixName)
            #pipe.ViewObject.ShapeColor=body.ViewObject.ShapeColor
            #pipe.ViewObject.LineColor=body.ViewObject.LineColor
            #pipe.ViewObject.PointColor=body.ViewObject.PointColor
            #pipe.ViewObject.Transparency=body.ViewObject.Transparency
            #pipe.ViewObject.DisplayMode=body.ViewObject.DisplayMode
            pipe.ViewObject.makeTemporaryVisible(True)
            FreeCADGui.activeDocument().setEdit(pipe.Name,0)
            FreeCADGui.getDocument(doc.Name).getObject(pipe.Name).Visibility=True
        doc.commitTransaction()
        doc.recompute()
        QtGui.QApplication.restoreOverrideCursor()
        return

    def IsActive(self):
        if not FreeCAD.ActiveDocument:
            return False
        selection = Gui.Selection.getSelectionEx()
        if not selection:
            return False
        if len(selection) != 2:
            return False
        profileFound = False
        helixFound = False
        self.helixName = ''
        for s in selection:
            if hasattr(s,"Object") and hasattr(s.Object,"Name") and "ThreadProfile" in s.Object.Name:
                profileFound = True
                self.profileName = s.Object.Name
            if hasattr(s, "Object") and hasattr(s.Object,"Name") and "Helix" in s.Object.Name:
                helixFound = True
                self.helixName = s.Object.Name
        if profileFound and helixFound:
            return True
        else:
            return False

###################################################################################

class ThreadProfileOpenOnlineCalculatorCommandClass(object):
    """Open Online Calculator command"""
    def __init__(self):
        pass

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'OpenOnlineCalculator.svg') ,
            'MenuText': "&Open Online Calculator" ,
            'ToolTip' : "Open online calculator to determine minor diameter for desired thread fit."}

    def Activated(self):
        import webbrowser
        items = ["Open online metric calculator", "Open online unified inch calculator", "Open online ANSI buttress thread calculator", "Open PG (DIN 40430) thread chart (British Metrics)", "Open BSW Whitworth thread chart", "Open BSF Whitworth fine thread chart", "Cancel"]
        window = QtGui.QApplication.activeWindow()
        item,ok = QtGui.QInputDialog.getItem(window,'ThreadProfile','Open online calculator in default browser?',items,0,False)
        if ok and item == items[0]:
            webbrowser.open('https://amesweb.info/Screws/IsoMetricScrewThread.aspx')
        elif ok and item == items[1]:
            webbrowser.open('https://amesweb.info/Screws/AsmeUnifiedInchScrewThread.aspx')
        elif ok and item == items[2]:
            webbrowser.open('https://amesweb.info/Screws/ButtressInchScrewThreads.aspx')
        elif ok and item == items[3]:
            webbrowser.open('https://www.britishmetrics.com/images/pdf/technical/pgstd_4.htm')
        elif ok and item == items[4]:
            webbrowser.open('https://www.machiningdoctor.com/charts/bsw/')
        elif ok and item == items[5]:
            webbrowser.open('https://www.machiningdoctor.com/charts/bsf/')

        return

    def IsActive(self):
        return True


####################################################################################
# Create the thread profile object

class ThreadProfileCreateObjectCommandClass(object):
    """Create Object command"""

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'CreateObject.svg') ,
            'MenuText': "&Create V thread profile" ,
            'ToolTip' : "Create the standard V thread ThreadProfile object"}

    def Activated(self):
        doc = FreeCAD.ActiveDocument
        QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
        doc.openTransaction("Create VThreadProfile")
        try:
            fp = self.makeThreadProfile()
            fp.setEditorMode("Variants",0)
        except Exception as e:
            FreeCAD.Console.PrintError(
    	        "ThreadProfile Error: Exception creating thread profile object.\n\n" +
    	        '\n'.join(traceback.format_exception(e)) + "\n"
            )
            QtGui.QApplication.restoreOverrideCursor()
        doc.commitTransaction()
        doc.recompute()
        QtGui.QApplication.restoreOverrideCursor()
        return

    def IsActive(self):
        if not FreeCAD.ActiveDocument:
            return False
        return True

    def getHelp(self):
        return ["Created with ThreadProfile (v"+str(version)+") workbench.",
                "This is a thread profile object built",
                "for sweeping along a helix in either the",
                "Part or Part Design workbench."
                "installation of the ThreadProfile workbench is required.",
]

    def makeThreadProfile(self,name="VThreadProfile",minor_diameter=4.773,pitch=1,internal_or_external="External",internal_data=[],external_data=[],internal45_data=[],external45_data=[],internal2S_data=[],external2S_data=[],internal3S_data=[],external3S_data=[],presets=[],thread_count=10,Quality=11):
        '''minor_diameter=4.891,pitch=1,closed=True,placement=None,face=None,support=None,internal_or_external="External",internal_data=[],external_data=[]): Creates a thread profile object
    that can be swept along a helix to produce a thread.  Code is based on Draft.makeBSpline()'''
        if not FreeCAD.ActiveDocument:
            FreeCAD.Console.PrintError("No active document. Aborting\n")
            return
        else: fname = name
        obj = FreeCAD.ActiveDocument.addObject("Part::Part2DObjectPython",fname)
        _ThreadProfile(obj)
        obj.Closed = True
        if hasattr(obj, "Support"):
            obj.Support = None
        obj.Quality = Quality
        #allow to include custom thread profile for internal_data or external_data
        #these are 720 floats of the x-coordinates
        #of a thread profile with pitch=1 sketched on the xz plane
        #with x=0 at the minor radius of the profile
        #the element position is the z-coordinate / 720 (2 points per degree)
        #y-coordinate is always zero
        #the thread profile produced is a function of these values, minor diameter, and pitch
        if len(internal_data)==0:
            obj.internal_data = [0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.002405626122,0.004811252243,0.007216878365,0.009622504486,0.012028130608,0.01443375673,0.016839382851,0.019245008973,0.021650635095,0.024056261216,0.026461887338,0.028867513459,0.031273139581,0.033678765703,0.036084391824,0.038490017946,0.040895644068,0.043301270189,0.045706896311,0.048112522432,0.050518148554,0.052923774676,0.055329400797,0.057735026919,0.060140653041,0.062546279162,0.064951905284,0.067357531405,0.069763157527,0.072168783649,0.07457440977,0.076980035892,0.079385662014,0.081791288135,0.084196914257,0.086602540378,0.0890081665,0.091413792622,0.093819418743,0.096225044865,0.098630670987,0.101036297108,0.10344192323,0.105847549351,0.108253175473,0.110658801595,0.113064427716,0.115470053838,0.11787567996,0.120281306081,0.122686932203,0.125092558324,0.127498184446,0.129903810568,0.132309436689,0.134715062811,0.137120688933,0.139526315054,0.141931941176,0.144337567297,0.146743193419,0.149148819541,0.151554445662,0.153960071784,0.156365697906,0.158771324027,0.161176950149,0.16358257627,0.165988202392,0.168393828514,0.170799454635,0.173205080757,0.175610706879,0.178016333,0.180421959122,0.182827585243,0.185233211365,0.187638837487,0.190044463608,0.19245008973,0.194855715851,0.197261341973,0.199666968095,0.202072594216,0.204478220338,0.20688384646,0.209289472581,0.211695098703,0.214100724824,0.216506350946,0.218911977068,0.221317603189,0.223723229311,0.226128855433,0.228534481554,0.230940107676,0.233345733797,0.235751359919,0.238156986041,0.240562612162,0.242968238284,0.245373864406,0.247779490527,0.250185116649,0.25259074277,0.254996368892,0.257401995014,0.259807621135,0.262213247257,0.264618873379,0.2670244995,0.269430125622,0.271835751743,0.274241377865,0.276647003987,0.279052630108,0.28145825623,0.283863882352,0.286269508473,0.288675134595,0.291080760716,0.293486386838,0.29589201296,0.298297639081,0.300703265203,0.303108891325,0.305514517446,0.307920143568,0.310325769689,0.312731395811,0.315137021933,0.317542648054,0.319948274176,0.322353900298,0.324759526419,0.327165152541,0.329570778662,0.331976404784,0.334382030906,0.336787657027,0.339193283149,0.341598909271,0.344004535392,0.346410161514,0.348815787635,0.351221413757,0.353627039879,0.356032666,0.358438292122,0.360843918244,0.363249544365,0.365655170487,0.368060796608,0.37046642273,0.372872048852,0.375277674973,0.377683301095,0.380088927216,0.382494553338,0.38490017946,0.387305805581,0.389711431703,0.392117057825,0.394522683946,0.396928310068,0.399333936189,0.401739562311,0.404145188433,0.406550814554,0.408956440676,0.411362066798,0.413767692919,0.416173319041,0.418578945162,0.420984571284,0.423390197406,0.425795823527,0.428201449649,0.430607075771,0.433012701892,0.435418328014,0.437823954135,0.440229580257,0.442635206379,0.4450408325,0.447446458622,0.449852084744,0.452257710865,0.454663336987,0.457068963108,0.45947458923,0.461880215352,0.464285841473,0.466691467595,0.469097093717,0.471502719838,0.47390834596,0.476313972081,0.478719598203,0.481125224325,0.483530850446,0.485936476568,0.48834210269,0.490747728811,0.493153354933,0.495558981054,0.497964607176,0.500370233298,0.502775859419,0.505181485541,0.507587111663,0.509992737784,0.512398363906,0.514803990027,0.517209616149,0.519615242271,0.522020868392,0.524426494514,0.526832120636,0.529237746757,0.531643372879,0.534048999,0.536454625122,0.538860251244,0.541265877365,0.543571138211,0.545698019279,0.547673314821,0.549517290262,0.55124571874,0.5528711653,0.554403833171,0.55585214206,0.557223135528,0.558522775457,0.55975615972,0.560927686209,0.56204117857,0.563099984046,0.56410705064,0.5650649887,0.565976120619,0.56684252132,0.567666051537,0.568448385396,0.56919103344,0.56989536197,0.570562609407,0.571193900198,0.571790256698,0.572352609371,0.57288180558,0.573378617192,0.573843747176,0.57427783534,0.574681463337,0.57505515903,0.575399400317,0.575714618461,0.576001201008,0.576259494329,0.576489805835,0.576692405885,0.576867529433,0.577015377435,0.577136118024,0.577229887482,0.577296791017,0.577336903362,0.57735026919,0.577336903362,0.577296791017,0.577229887482,0.577136118024,0.577015377435,0.576867529433,0.576692405885,0.576489805835,0.576259494329,0.576001201008,0.575714618461,0.575399400317,0.57505515903,0.574681463337,0.57427783534,0.573843747176,0.573378617192,0.57288180558,0.572352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        else:
            obj.internal_data = internal_data
        if len(external_data)==0:
            obj.external_data = 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#2start
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        else:
            obj.external2S_data = external2S_data
#3start
        if len(internal3S_data)==0:
            obj.internal3S_data = [-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,-0.0,0.007216878365,0.01443375673,0.021650635095,0.028867513459,0.036084391824,0.043301270189,0.050518148554,0.057735026919,0.064951905284,0.072168783649,0.079385662014,0.086602540378,0.093819418743,0.101036297108,0.108253175473,0.115470053838,0.122686932203,0.129903810568,0.137120688933,0.144337567297,0.151554445662,0.158771324027,0.165988202392,0.173205080757,0.180421959122,0.187638837487,0.194855715851,0.202072594216,0.209289472581,0.216506350946,0.223723229311,0.230940107676,0.238156986041,0.245373864406,0.25259074277,0.259807621135,0.2670244995,0.274241377865,0.28145825623,0.288675134595,0.29589201296,0.303108891325,0.310325769689,0.317542648054,0.324759526419,0.331976404784,0.339193283149,0.346410161514,0.353627039879,0.360843918243,0.368060796608,0.375277674973,0.382494553338,0.389711431703,0.396928310068,0.404145188433,0.411362066798,0.418578945162,0.425795823527,0.433012701892,0.440229580257,0.447446458622,0.454663336987,0.461880215352,0.469097093717,0.476313972081,0.483530850446,0.490747728811,0.497964607176,0.505181485541,0.512398363906,0.519615242271,0.526832120636,0.534048999,0.541265877365,0.547673314821,0.5528711653,0.557223135528,0.560927686209,0.56410705064,0.56684252132,0.56919103344,0.571193900198,0.57288180558,0.57427783534,0.575399400317,0.576259494329,0.576867529433,0.577229887482,0.57735026919,0.577229887482,0.576867529433,0.576259494329,0.575399400317,0.57427783534,0.57288180558,0.571193900198,0.56919103344,0.56684252132,0.56410705064,0.560927686209,0.557223135528,0.5528711653,0.547673314821,0.541265877365,0.534048999001,0.526832120636,0.519615242271,0.512398363906,0.505181485541,0.497964607176,0.490747728811,0.483530850447,0.476313972082,0.469097093717,0.461880215352,0.454663336987,0.447446458622,0.440229580257,0.433012701892,0.425795823528,0.418578945163,0.411362066798,0.404145188433,0.396928310068,0.389711431703,0.382494553338,0.375277674973,0.368060796609,0.360843918244,0.353627039879,0.346410161514,0.339193283149,0.331976404784,0.324759526419,0.317542648055,0.31032576969,0.303108891325,0.29589201296,0.288675134595,0.28145825623,0.274241377865,0.2670244995,0.259807621136,0.252590742771,0.245373864406,0.238156986041,0.230940107676,0.223723229311,0.216506350946,0.209289472581,0.202072594217,0.194855715852,0.187638837487,0.180421959122,0.173205080757,0.165988202392,0.158771324027,0.151554445663,0.144337567298,0.137120688933,0.129903810568,0.122686932203,0.115470053838,0.108253175473,0.101036297108,0.093819418744,0.086602540379,0.079385662014,0.072168783649,0.064951905284,0.057735026919,0.050518148554,0.043301270189,0.036084391825,0.02886751346,0.021650635095,0.01443375673,0.007216878365,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,]
        else:
            obj.internal3S_data = internal3S_data
        if len(external3S_data)==0:
            obj.external3S_data = 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        else:
            obj.external3S_data = external3S_data


        obj.Pitch = pitch #default pitch
        obj.MinorDiameter = minor_diameter #M6x1 internal 6g tolerance class is default

        def preset_v_thread(name: str, major_diameter: float, pitch: float, angle_deg: float):
            height = pitch / (2 * math.tan(math.radians(angle_deg) / 2))
            internal_minor_diameter = major_diameter - 2 * 5 / 8 * height
            external_minor_diameter = major_diameter - 2 * 0.7085 * height
            return [name, pitch, external_minor_diameter, internal_minor_diameter]

        def preset_metric(name_postfix: str, major_diameter: float, pitch: float):
            return preset_v_thread(f'M{major_diameter} x {pitch} {name_postfix}', major_diameter, pitch, 60)

        def mc(major_diameter: float, pitch: float): # metric coarse
            return preset_metric('Coarse', major_diameter, pitch)

        def mf(major_diameter: float, pitch: float):  # metric coarse
            return preset_metric('Fine', major_diameter, pitch)

        def ttp(tpi: float): # TPI to pitch
            return 25.4 / tpi

        def format_rational(rational: Rational):
            denominator = int(rational.denominator)
            numerator = int(rational.numerator)
            whole = numerator // denominator
            fraction_numerator = numerator % denominator
            if fraction_numerator == 0:
                return f'{whole}'
            elif whole == 0:
                return f'{fraction_numerator}/{denominator}'
            else:
                return f'{whole} {fraction_numerator}/{denominator}'

        def mixed(whole: int, numerator: int, denominator: int):
            return Fraction(denominator * whole + numerator, denominator)

        def uts_number_diameter(number: int):
            return number * 0.013 + 0.06

        def preset_uts(name_postfix: str, size_name: str, major_diameter_in: float, tpi: float):
            name = f'{size_name} - {tpi} {name_postfix}'
            return preset_v_thread(name, major_diameter_in * 25.4, ttp(tpi), 60)

        def uts_numbered_major_diameter_in(number):
            return number * 0.013 + 0.06

        def unc(major_diameter_in: Fraction, tpi: float):
            name = f'{format_rational(major_diameter_in)} in'
            return preset_uts('UNC', name, float(major_diameter_in), tpi)

        # numbered UNC
        def nunc(number: int, tpi: float):
            major_diameter_in = uts_numbered_major_diameter_in(number)
            return preset_uts('UNC', f'#{number}', major_diameter_in, tpi)

        def unf(major_diameter_in: Fraction, tpi: float):
            name = f'{format_rational(major_diameter_in)} in'
            return preset_uts('UNF', name, float(major_diameter_in), tpi)

        # numbered UNF
        def nunf(number: int, tpi: float):
            major_diameter_in = uts_numbered_major_diameter_in(number)
            return preset_uts('UNF', f'#{number}', major_diameter_in, tpi)

        def uns(major_diameter_in: Fraction, tpi: float):
            name = f'{format_rational(major_diameter_in)} in'
            return preset_uts('UNS', name, float(major_diameter_in), tpi)

        # numbered UNS
        def nuns(number: int, tpi: float):
            major_diameter_in = uts_numbered_major_diameter_in(number)
            return preset_uts('UNS', f'#{number}', major_diameter_in, tpi)


        if len (presets) == 0:
            tmp_presets_data=[
            ['V Thread Presets',0,0,0],
            ['Garden Hose NHR',0.08696*25.4,0.9495*25.4,0.9720*25.4],
                mc(1.6, 0.35),
                mc(2, 0.4),
                mc(2.5, 0.45),
                mc(3, 0.5),
                mc(3.5, 0.6),
                mc(4, 0.7),
                mc(5, 0.8),
                mc(6, 1),
                mc(8, 1.25),
                mc(8, 1),
                mc(10, 1.5),
                mc(10, 1.25),
                mc(10, 1),
                mc(10, 0.75),
                mc(12, 1.75),
                mc(12, 1.5),
                mc(12, 1.25),
                mc(12, 1),
                mc(14, 2),
                mc(14, 1.5),
                mc(15, 1),
                mc(16, 2),
                mc(16, 1.5),
                mc(17, 1),
                mc(18, 1.5),
                mc(20, 2.5),
                mc(20, 1.5),
                mc(20, 1),
                mc(22, 2.5),
                mc(22, 1.5),
                mc(24, 3),
                mc(24, 2),
                mc(25, 1.5),
                mc(27, 3),
                mc(27, 2),
                mc(30, 3.5),
                mc(30, 2),
                mc(30, 1.5),
                mc(33, 2),
                mc(35, 1.5),
                mc(36, 4),
                mc(36, 2),
                mc(39, 2),
                mc(40, 1.5),
                mc(42, 4.5),
                mc(42, 2),
                mc(45, 1.5),
                mc(48, 5),
                mc(48, 2),
                mc(50, 1.5),
                mc(55, 1.5),
                mc(56, 5.5),
                mc(56, 2),
                mc(60, 1.5),
                mc(64, 6),
                mc(64, 2),
                mc(65, 1.5),
                mc(70, 1.5),
                mc(72, 6),
                mc(72, 2),
                mc(75, 1.5),
                mc(80, 6),
                mc(80, 2),
                mc(80, 1.5),
                mc(85, 2),
                mc(90, 6),
                mc(90, 2),
                mc(95, 2),
                mc(100, 6),
                mc(100, 2),
                mc(105, 2),
                mc(110, 2),
                mc(120, 2),
                mc(130, 2),
                mc(140, 2),
                mc(150, 2),
                mc(160, 3),
                mc(170, 3),
                mc(180, 3),
                mc(190, 3),
                mc(200, 3),
                mf(1, 0.2),
                mf(1.1, 0.2),
                mf(1.2, 0.2),
                mf(1.4, 0.2),
                mf(1.6, 0.2),
                mf(1.8, 0.2),
                mf(2, 0.25),
                mf(2.2, 0.25),
                mf(2.5, 0.35),
                mf(3, 0.35),
                mf(3.5, 0.35),
                mf(4, 0.5),
                mf(4.5, 0.5),
                mf(5, 0.5),
                mf(5.5, 0.5),
                mf(6, 0.75),
                mf(7, 0.75),
                mf(8, 0.75),
                mf(8, 1),
                mf(9, 0.75),
                mf(9, 1),
                mf(10, 0.75),
                mf(10, 1),
                mf(10, 1.25),
                mf(11, 0.75),
                mf(11, 1),
                mf(12, 1),
                mf(12, 1.25),
                mf(12, 1.5),
                mf(14, 1),
                mf(14, 1.25),
                mf(14, 1.5),
                mf(15, 1),
                mf(15, 1.5),
                mf(16, 1),
                mf(16, 1.5),
                mf(17, 1),
                mf(17, 1.5),
                mf(18, 1),
                mf(18, 1.5),
                mf(18, 2),
                mf(20, 1),
                mf(20, 1.5),
                mf(20, 2),
                mf(22, 1),
                mf(22, 1.5),
                mf(22, 2),
                mf(24, 1),
                mf(24, 1.5),
                mf(24, 2),
                mf(25, 1),
                mf(25, 1.5),
                mf(25, 2),
                mf(27, 1),
                mf(27, 1.5),
                mf(27, 2),
                mf(28, 1),
                mf(28, 1.5),
                mf(28, 2),
                mf(30, 1),
                mf(30, 1.5),
                mf(30, 2),
                mf(30, 3),
                mf(32, 1.5),
                mf(32, 2),
                mf(33, 1.5),
                mf(33, 2),
                mf(33, 3),
                mf(35, 1.5),
                mf(35, 2),
                mf(36, 1.5),
                mf(36, 2),
                mf(36, 3),
                mf(39, 1.5),
                mf(39, 2),
                mf(39, 3),
                mf(40, 1.5),
                mf(40, 2),
                mf(40, 3),
                mf(42, 1.5),
                mf(42, 2),
                mf(42, 3),
                mf(42, 4),
                mf(45, 1.5),
                mf(45, 2),
                mf(45, 3),
                mf(45, 4),
                mf(48, 1.5),
                mf(48, 2),
                mf(48, 3),
                mf(48, 4),
                mf(50, 1.5),
                mf(50, 2),
                mf(50, 3),
                mf(52, 1.5),
                mf(52, 2),
                mf(52, 3),
                mf(52, 4),
                mf(55, 1.5),
                mf(55, 2),
                mf(55, 3),
                mf(55, 4),
                mf(56, 1.5),
                mf(56, 2),
                mf(56, 3),
                mf(56, 4),
                mf(58, 1.5),
                mf(58, 2),
                mf(58, 3),
                mf(58, 4),
                mf(60, 1.5),
                mf(60, 2),
                mf(60, 3),
                mf(60, 4),
                mf(62, 1.5),
                mf(62, 2),
                mf(62, 3),
                mf(62, 4),
                mf(64, 1.5),
                mf(64, 2),
                mf(64, 3),
                mf(64, 4),
                mf(65, 1.5),
                mf(65, 2),
                mf(65, 3),
                mf(65, 4),
                mf(68, 1.5),
                mf(68, 2),
                mf(68, 3),
                mf(68, 4),
                mf(70, 1.5),
                mf(70, 2),
                mf(70, 3),
                mf(70, 4),
                mf(70, 6),
                mf(72, 1.5),
                mf(72, 2),
                mf(72, 3),
                mf(72, 4),
                mf(72, 6),
                mf(75, 1.5),
                mf(75, 2),
                mf(75, 3),
                mf(75, 4),
                mf(75, 6),
                nunc(1, 64),
                nunc(2, 56),
                nunc(3, 48),
                nunc(4, 40),
                nunc(5, 40),
                nunc(6, 32),
                nunc(8, 32),
                nunc(10, 24),
                nunc(12, 24),
                unc(Fraction(1, 4), 20),
                unc(Fraction(5, 16), 18),
                unc(Fraction(3, 8), 16),
                unc(Fraction(7, 16), 14),
                unc(Fraction(1, 2), 13),
                unc(Fraction(9, 16), 12),
                unc(Fraction(5, 8), 11),
                unc(Fraction(3, 4), 10),
                unc(Fraction(7, 8), 9),
                unc(Fraction(1), 8),
                unc(mixed(1, 1, 8), 7),
                unc(mixed(1, 1, 4), 7),
                unc(mixed(1, 3, 8), 6),
                unc(mixed(1, 3, 4), 5),
                unc(Fraction(2), 4.5),
                unc(mixed(2, 1, 4), 4.5),
                unc(mixed(2, 1, 2), 4),
                unc(mixed(2, 3, 4), 4),
                unc(Fraction(3), 4),
                unc(mixed(3, 1, 4), 4),
                unc(mixed(3, 1, 2), 4),
                unc(mixed(3, 3, 4), 4),
                unc(Fraction(4), 4),
                nunf(1, 64),
                nunf(2, 56),
                nunf(3, 48),
                nunf(4, 40),
                nunf(5, 40),
                nunf(6, 32),
                nunf(8, 32),
                nunf(10, 24),
                nunf(12, 24),
                unf(Fraction(1, 4), 20),
                unf(Fraction(5, 16), 18),
                unf(Fraction(3, 8), 16),
                unf(Fraction(7, 16), 14),
                unf(Fraction(1, 2), 20),
                unf(Fraction(9, 16), 12),
                unf(Fraction(5, 8), 11),
                unf(Fraction(3, 4), 10),
                unf(Fraction(7, 8), 9),
                unf(Fraction(1), 8),
                unf(mixed(1, 1, 8), 7),
                unf(mixed(1, 1, 4), 7),
                unf(mixed(1, 3, 8), 6),
                unf(mixed(1, 1, 2), 6),
                unf(mixed(1, 3, 4), 5),
                unf(Fraction(2), 4.5),
                unf(mixed(2, 1, 4), 4.5),
                unf(mixed(2, 1, 2), 4),
                unf(mixed(2, 3, 4), 4),
                unf(Fraction(3), 4),
                unf(mixed(3, 1, 4), 4),
                unf(mixed(3, 1, 2), 4),
                unf(mixed(3, 3, 4), 4),
                unf(Fraction(4), 4),
                nuns(10, 28),
                nuns(10, 36),
                nuns(10, 40),
                nuns(10, 48),
                nuns(10, 56),
                nuns(12, 36),
                nuns(12, 40),
                nuns(12, 48),
                nuns(12, 56),
                uns(Fraction(1, 4), 24),
                uns(Fraction(1, 4), 36),
                uns(Fraction(1, 4), 40),
                uns(Fraction(1, 4), 48),
                uns(Fraction(1, 4), 56),
                uns(Fraction(5, 16), 27),
                uns(Fraction(5, 16), 36),
                uns(Fraction(5, 16), 40),
                uns(Fraction(5, 16), 48),
                uns(Fraction(3, 8), 18),
                uns(Fraction(3, 8), 27),
                uns(Fraction(3, 8), 36),
                uns(Fraction(3, 8), 40),
                uns(Fraction(7, 16), 18),
                uns(Fraction(7, 16), 24),
                uns(Fraction(7, 16), 27),
                uns(Fraction(1, 2), 12),
                uns(Fraction(1, 2), 14),
                uns(Fraction(1, 2), 18),
                uns(Fraction(1, 2), 24),
                uns(Fraction(1, 2), 27),
                uns(Fraction(9, 16), 14),
                uns(Fraction(9, 16), 27),
                uns(Fraction(5, 8), 14),
                uns(Fraction(5, 8), 27),
                uns(Fraction(3, 4), 14),
                uns(Fraction(3, 4), 18),
                uns(Fraction(3, 4), 24),
                uns(Fraction(7, 8), 10),
                uns(Fraction(7, 8), 18),
                uns(Fraction(7, 8), 24),
                uns(Fraction(7, 8), 27),
                uns(mixed(1, 0, 1), 10),
                uns(mixed(1, 0, 1), 14),
                uns(mixed(1, 0, 1), 18),
                uns(mixed(1, 0, 1), 24),
                uns(mixed(1, 0, 1), 27),
                uns(mixed(1, 1, 8), 10),
                uns(mixed(1, 1, 8), 14),
                uns(mixed(1, 1, 8), 24),
                uns(mixed(1, 1, 4), 10),
                uns(mixed(1, 1, 4), 14),
                uns(mixed(1, 1, 4), 24),
                uns(mixed(1, 3, 8), 10),
                uns(mixed(1, 3, 8), 14),
                uns(mixed(1, 3, 8), 24),
                uns(mixed(1, 1, 2), 10),
                uns(mixed(1, 1, 2), 14),
                uns(mixed(1, 1, 2), 24),
                uns(mixed(1, 5, 8), 10),
                uns(mixed(1, 5, 8), 14),
                uns(mixed(1, 5, 8), 24),
                uns(mixed(1, 3, 4), 10),
                uns(mixed(1, 3, 4), 14),
                uns(mixed(1, 3, 4), 18),
                uns(mixed(1, 7, 8), 10),
                uns(mixed(1, 7, 8), 14),
                uns(mixed(1, 7, 8), 18),
                uns(Fraction(2), 10),
                uns(Fraction(2), 14),
                uns(Fraction(2), 18),
                uns(mixed(2, 1, 16), 16),
                uns(mixed(2, 3, 16), 16),
                uns(mixed(2, 1, 4), 10),
                uns(mixed(2, 1, 4), 14),
                uns(mixed(2, 1, 4), 18),
                uns(mixed(2, 5, 16), 16),
                uns(mixed(2, 7, 16), 16),
                uns(mixed(2, 1, 2), 10),
                uns(mixed(2, 1, 2), 14),
                uns(mixed(2, 1, 2), 18),
                uns(mixed(2, 3, 4), 10),
                uns(mixed(2, 3, 4), 14),
                uns(mixed(2, 3, 4), 18),
                uns(Fraction(3), 10),
                uns(Fraction(3), 14),
                uns(Fraction(3), 18),
                uns(mixed(3, 1, 4), 10),
                uns(mixed(3, 1, 4), 14),
                uns(mixed(3, 1, 4), 18),
                uns(mixed(3, 1, 2), 10),
                uns(mixed(3, 1, 2), 14),
                uns(mixed(3, 1, 2), 18),
                uns(mixed(3, 3, 4), 10),
                uns(mixed(3, 3, 4), 14),
                uns(mixed(3, 3, 4), 18),
                uns(Fraction(4), 10),
                uns(Fraction(4), 14),
                uns(mixed(4, 1, 4), 10),
                uns(mixed(4, 1, 4), 14),
                uns(mixed(4, 1, 2), 10),
                uns(mixed(4, 1, 2), 14),
                uns(mixed(5, 3, 4), 10),
                uns(mixed(5, 3, 4), 14),
                uns(Fraction(6), 10),
                uns(Fraction(6), 14),
            ]
        else:
            tmp_presets_data = presets
        tmp=[]
        for ii in range(0,len(tmp_presets_data)):
            tmp.extend(tmp_presets_data[ii][1:]) #strip out string, only include pitch and both minor diameters
        obj.presets_data = tmp
        preset_names=[]
        for td in tmp_presets_data:
            preset_name = td[0]
            preset_names.append(preset_name)
        obj.Presets = preset_names
        obj.preset_names = preset_names
        obj.InternalOrExternal = internal_or_external
        obj.ThreadCount = thread_count

        if FreeCAD.GuiUp:
            _ViewProviderWire(obj.ViewObject)
            formatObject(obj)
            select(obj)
            body=FreeCADGui.ActiveDocument.ActiveView.getActiveObject("pdbody")
            part=FreeCADGui.ActiveDocument.ActiveView.getActiveObject("part")
            if body:
                body.Group=body.Group+[obj]
            elif part:
                part.Group=part.Group+[obj]
        FreeCAD.ActiveDocument.recompute()
        return obj

#Gui.addCommand("ThreadProfileCreateObject", ThreadProfileCreateObjectCommandClass())

####################################################################################
# Create the buttress thread profile object

class ThreadProfileCreateButtressObjectCommandClass(ThreadProfileCreateObjectCommandClass):
    """Create Object command"""

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'CreateButtressObject.svg') ,
            'MenuText': "&Create Buttress thread profile" ,
            'ToolTip' : "Create the 45 / 7 degree buttress thread ThreadProfile object"}

    def Activated(self):
        doc = FreeCAD.ActiveDocument
        doc.openTransaction("Create Buttress ThreadProfile")
        try:
            self.makeButtressThreadProfile()
        except Exception as e:
            FreeCAD.Console.PrintError(
    	        "ThreadProfile Error: Exception creating thread profile object.\n\n" +
    	        '\n'.join(traceback.format_exception(e)) + "\n"
            )
            QtGui.QApplication.restoreOverrideCursor()
        doc.commitTransaction()
        doc.recompute()
        return

    def IsActive(self):
        if not FreeCAD.ActiveDocument:
            return False
        return True

    def getHelp(self):
        return ["Created with ThreadProfile (v"+str(version)+") workbench.",
                "This is a thread profile object built",
                "for sweeping along a helix in either the",
                "Part or Part Design workbench."
                "installation of the ThreadProfile workbench is required.",
]
    def makeButtressThreadProfile(self):

        def cd(txt, tpi, nominal): #cd = calculate diameters
            pitch = 25.4/tpi
            length_of_engagement = 10 * pitch #10 * pitch, longer engagements should have more tolerance
            nom = nominal * 25.4
            minor = nom - 0.66271 * pitch
            tolerance = 0.002 * (nom)**(1/3) + .00278 * length_of_engagement**(1/2) + 0.00854 * pitch**(1/2)
            return[txt, pitch, minor - tolerance, minor + tolerance]
        buttress_presets_data = [
            ["Buttress presets",0,0,0], #just fillers, not used
            cd("1/2-12",12,1/2),cd("1/2-16",16,1/2),cd("1/2-20",20,1/2),
            cd("5/8-12",12,5/8),cd("5/8-16",16,5/8),cd("5/8-20",20,5/8),
            cd("3/4-12",12,3/4),cd("3/4-16",16,3/4),cd("3/4-20",20,3/4),
            cd("7/8-10",10,7/8),cd("7/8-12",12,7/8),cd("7/8-16",16,7/8),
            cd("1-10",10,1),cd("1-12",12,1),cd("1-16",16,1),
            cd("1 1/4-8",8,1.25),cd("1 1/4-10",10,1.25),cd("1 1/4-12",12,1.25),
            cd("1 3/8-8",8,1.25),cd("1 3/8-10",10,1.375),cd("1 3/8-12",12,1.375),
            cd("1 1/2-8",8,1.5),cd("1 1/2-10",10,1.5),cd("1 1/2-12",12,1.5),
            cd("1 3/4-6",6,1+3/4),cd("1 3/4-6",8,1+3/4),cd("1 3/4-10",10,1+3/4),
            cd("2-6",6,2),cd("2-8",8,2),cd("2-10",10,2),
            cd("2 1/4-6",6,2+1/4),cd("2 1/4-8",8,2+1/4),cd("2 1/4-10",10,2+1/4),
            cd("2 1/2-6",6,2+1/2),cd("2 1/2-8",8,2+1/2),cd("2 1/2-10",10,2+1/2),
            cd("2 3/4-5",5,2+3/4),cd("2 3/4-6",6,2+3/4),cd("2 3/4-8",8,2+3/4),
            cd("3-5",5,3),cd("3-6",6,3),cd("3-8",8,3),
            cd("3 1/2-5",5,3+1/2),cd("3 1/2-6",6,3+1/2),cd("3 1/2-8",8,3+1/2),
            cd("4-5",5,4),cd("4-6",6,4),cd("4-8",8,4),
            cd("4 1/2-4",4,4+1/2),cd("4 1/2-5",5,4+1/2),cd("4 1/2-6",6,4+1/2),
            cd("5-4",4,5),cd("5-5",5,5),cd("5-6",6,5),
            cd("5 1/2-4",4,5+1/2),cd("5 1/2-5",5,5+1/2),cd("5 1/2-6",6,5+1/2),
            cd("6-4",4,6),cd("6-5",5,6),cd("6-6",6,6),
            cd("7-3",3,7),cd("7-4",4,7),cd("7-5",5,7),
            cd("8-3",3,8),cd("8-4",4,8),cd("8-5",5,8),
            cd("9-3",3,9),cd("9-4",4,9),cd("9-5",5,9),
            cd("10-3",3,10),cd("10-4",4,10),cd("10-5",5,10),
            cd("11-2.5",2.5,11),cd("11-3",3,11),cd("11-4",4,11),
            cd("12-2.5",2.5,12),cd("12-3",3,12),cd("12-4",4,12),
            cd("13-2.5",2.5,13),cd("13-3",3,13),cd("13-4",4,13),
            cd("14-2.5",2.5,14),cd("14-3",3,14),cd("14-4",4,14),
            cd("16-2.5",2.5,16),cd("16-3",3,16),cd("16-4",4,16),
            cd("18-2",2,18),cd("18-2.5",2.5,18),cd("18-3",3,18),
            cd("20-2",2,20),cd("20-2.5",2.5,20),cd("20-3",3,20),
            cd("22-2",2,22),cd("22-2.5",2.5,22),cd("22-3",3,22),
            cd("24-2",2,24),cd("24-2.5",2.5,24),cd("24-3",3,24)]
        external_buttress_data = 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        internal_buttress_data = 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2,0.361983090131,0.36337197902,0.364760867908,0.366149756797,0.367538645686,0.368927534575,0.370316423464,0.371705312353,0.373094201242,0.374483090131,0.37587197902,0.377260867908,0.378649756797,0.380038645686,0.381427534575,0.382816423464,0.384205312353,0.385594201242,0.386983090131,0.38837197902,0.389760867908,0.391149756797,0.392538645686,0.393927534575,0.395316423464,0.396705312353,0.398094201242,0.399483090131,0.40087197902,0.402260867908,0.403649756797,0.405038645686,0.406427534575,0.407816423464,0.409205312353,0.410594201242,0.411983090131,0.41337197902,0.414760867908,0.416149756797,0.417538645686,0.418927534575,0.420316423464,0.421705312353,0.423094201242,0.424483090131,0.42587197902,0.427260867908,0.428649756797,0.430038645686,0.431427534575,0.432816423464,0.434205312353,0.435594201242,0.436983090131,0.43837197902,0.439760867908,0.441149756797,0.442538645686,0.443927534575,0.445316423464,0.446705312353,0.448094201242,0.449483090131,0.45087197902,0.452260867908,0.453649756797,0.455038645686,0.456427534575,0.457816423464,0.459205312353,0.460594201242,0.461983090131,0.46337197902,0.464760867908,0.466149756797,0.467538645686,0.468927534575,0.470316423464,0.471705312353,0.473094201242,0.474483090131,0.47587197902,0.477260867908,0.478649756797,0.480038645686,0.481427534575,0.482816423464,0.484205312353,0.485594201242,0.486983090131,0.48837197902,0.489760867908,0.491149756797,0.492538645686,0.493927534575,0.495316423464,0.496705312353,0.498094201242,0.499483090131,0.50087197902,0.502260867908,0.503649756797,0.505038645686,0.506427534575,0.507816423464,0.509205312353,0.510594201242,0.511983090131,0.51337197902,0.514760867908,0.516149756797,0.517538645686,0.518927534575,0.520316423464,0.521705312353,0.523094201242,0.524483090131,0.52587197902,0.527260867908,0.528649756797,0.530038645686,0.531427534575,0.532816423464,0.534205312353,0.535594201242,0.536983090131,0.53837197902,0.539760867908,0.541149756797,0.542538645686,0.543927534575,0.545316423464,0.546705312353,0.548094201242,0.549483090131,0.55087197902,0.552260867908,0.553649756797,0.555038645686,0.556427534575,0.557816423464,0.559205312353,0.560594201242,0.561983090131,0.56337197902,0.564760867908,0.566149756797,0.567538645686,0.568927534575,0.570316423464,0.571705312353,0.573094201242,0.574483090131,0.57587197902,0.577260867908,0.578649756797,0.580038645686,0.581427534575,0.582816423464,0.584205312353,0.585594201242,0.586983090131,0.58837197902,0.589760867908,0.591149756797,0.592538645686,0.593927534575,0.595316423464,0.596705312353,0.598094201242,0.599483090131,0.60087197902,0.602260867908,0.603649756797,0.605038645686,0.606427534575,0.607816423464,0.609205312353,0.610594201242,0.611983090131,0.61337197902,0.614760867908,0.616149756797,0.617538645686,0.618927534575,0.620316423464,0.621705312353,0.623094201242,0.624483090131,0.62587197902,0.627260867908,0.628649756797,0.630038645686,0.631427534575,0.632816423464,0.634205312353,0.635594201242,0.636983090131,0.63837197902,0.639760867908,0.641149756797,0.642538645686,0.643927534575,0.645316423464,0.646705312353,0.648094201242,0.649483090131,0.65087197902,0.652260867908,0.653649756797,0.655038645686,0.656427534575,0.657816423464,0.659205312353,0.660594201242,0.661983090131,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902,0.66271197902]
        super(ThreadProfileCreateButtressObjectCommandClass, self).makeThreadProfile(name="BThreadProfile",internal_data = internal_buttress_data, external_data = external_buttress_data, presets = buttress_presets_data,minor_diameter=buttress_presets_data[13][2],pitch=25.4/10,internal_or_external="External",thread_count=10,Quality=6)

#Gui.addCommand("ThreadProfileCreateButtressObject", ThreadProfileCreateButtressObjectCommandClass())

####################################################################################
# Create the bottle thread profile object

class ThreadProfileCreateBottleObjectCommandClass(ThreadProfileCreateObjectCommandClass):
    """Create Object command"""

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'CreateBottleObject.svg') ,
            'MenuText': "&Create Bottle thread profile" ,
            'ToolTip' : "Create the SP4xx (M) 45 degree / 10 degree buttress bottle thread ThreadProfile object"}

    def Activated(self):
        doc = FreeCAD.ActiveDocument
        doc.openTransaction("Create Bottle ThreadProfile")
        try:
            self.makeBottleThreadProfile()
        except Exception as e:
            FreeCAD.Console.PrintError(
    	        "ThreadProfile Error: Exception creating thread profile object.\n\n" +
    	        '\n'.join(traceback.format_exception(e)) + "\n"
            )
            QtGui.QApplication.restoreOverrideCursor()
        doc.commitTransaction()
        doc.recompute()
        return

    def IsActive(self):
        if not FreeCAD.ActiveDocument:
            return False
        return True

    def getHelp(self):
        return ["Created with ThreadProfile (v"+str(version)+") workbench.",
                "This is a thread profile object built",
                "for sweeping along a helix in either the",
                "Part or Part Design workbench."
                "installation of the ThreadProfile workbench is required.",
]
    def makeBottleThreadProfile(self):

        def cd(txt, minor, major, tpi): #cd = calculate diameters
            pitch = 25.4/tpi
            offset = .25 #.25 mm
            external = minor
            internal = minor + offset
            return[txt, pitch, external, internal]
        bottle_presets_data = [
            ["Bottle presets",0,0,0], #just fillers, not used
            cd('13-SP415(M)',11.53,13.06,12),
            cd('15-SP415(M)',13.23,14.76,12),
            cd('18-SP400(M)',15.75,17.88,8),
            cd('20-SP400(M)',17.75,19.89,8),
            cd('22-SP400(M)',19.76,21.89,8),
            cd('24-SP400(M)',21.74,23.87,8),
            cd('28-SP400(M)',25.25,27.64,6),
            cd('30-SP400(M)',26.23,28.62,6),
            cd('33-SP400(M)',29.74,32.14,6),
            cd('35-SP400(M)',32.25,34.64,6),
            cd('38-SP400(M)',35.10,37.50,6),
            cd('40-SP400(M)',37.75,40.13,6),
            cd('43-SP400(M)',39.62,42.00,6),
            cd('45-SP400(M)',41.81,44.20,6),
            cd('48-SP400(M)',45.11,47.50,6),
            cd('51-SP400(M)',47.60,50.00,6),
            cd('53-SP400(M)',50.11,52.50,6),
            cd('58-SP400(M)',54.10,56.50,6),
            cd('60-SP400(M)',57.10,59.50,6),
            cd('63-SP400(M)',60.12,62.51,6),
            cd('66-SP400(M)',63.12,65.50,6),
            cd('70-SP400(M)',67.00,69.50,6),
            cd('75-SP400(M)',71.60,74.00,6),
            cd('77-SP400(M)',74.70,77.10,6),
            cd('83-SP400(M)',80.00,83.00,5),
            cd('89-SP400(M)',86.12,89.18,5),
            cd('100-SP400(M)',96.95,100.00,5),
            cd('110-SP400(M)',107.00,110.00,5),
            cd('120-SP400(M)',117.00,120.00,5)]

        internal_bottle_data = [6.8683031e-05,0.000137366062,0.000212133459,0.000297079403,0.00043472746,0.000654671378,0.000874564607,0.001094356609,0.001359150971,0.001721121373,0.002082807209,0.002443804942,0.002850563041,0.003361308354,0.003871704024,0.004381405087,0.004955897908,0.005628737414,0.006300748062,0.006971927834,0.007756613829,0.008607819995,0.009457347838,0.010315734263,0.011370310303,0.012423445314,0.013473928827,0.014685365793,0.015972298608,0.017255462058,0.018731355311,0.020298896767,0.021860838018,0.023734575329,0.0256608722,0.027746830253,0.030156669021,0.032682649119,0.035784784003,0.039333119593,0.043607169802,0.050108303718,0.058203072769,0.066297841819,0.074392610869,0.082487379919,0.090582148969,0.09867691802,0.10677168707,0.114715457724,0.122454130079,0.130192802434,0.137931474789,0.145783494053,0.153739940852,0.16169638765,0.169652834449,0.177609281248,0.185565728047,0.193522174845,0.201478621644,0.209435068443,0.217250848149,0.225058671756,0.232866495362,0.239116950513,0.243239377186,0.246810305242,0.249853555844,0.252406769649,0.254797942824,0.256883002572,0.258810868767,0.2606626839,0.262236336952,0.263809990003,0.265260684115,0.266549898945,0.267839113775,0.269050111281,0.270106429841,0.271162748401,0.272203697656,0.273058398511,0.273913099365,0.27476780022,0.275542163288,0.276214672995,0.276887182703,0.27755969241,0.278135951759,0.278642295503,0.279148639248,0.279654982993,0.280079914105,0.280431233266,0.280782552427,0.281133871587,0.281437919761,0.281640871019,0.281843822278,0.282046773536,0.282248726063,0.282314318596,0.28237991113,0.282445645984,0.282510772153,0.282532145192,0.282553518231,0.28257489127,0.28259626431,0.282617637349,0.282639010388,0.282660383427,0.282681756466,0.282703129505,0.282724502544,0.282745875583,0.282767248622,0.282788621661,0.282809994701,0.28283136774,0.282852740779,0.282874113818,0.282895486857,0.282916859896,0.282938232935,0.282959605974,0.282980979013,0.283002352052,0.283023725092,0.283045098131,0.28306647117,0.283087844209,0.283109217248,0.283130590287,0.283151963326,0.283173336365,0.283194709404,0.283216082443,0.283237455483,0.283258828522,0.283280201561,0.2833015746,0.283322947639,0.283344320678,0.283365693717,0.283387066756,0.283408439795,0.283429812834,0.283451185874,0.283472558913,0.283493931952,0.283515304991,0.28353667803,0.283558051069,0.283579424108,0.283600797147,0.283622170186,0.283643543225,0.283664916265,0.283686289304,0.283707662343,0.283729035382,0.283750408421,0.28377178146,0.283793154499,0.283814527538,0.283835900577,0.283857273616,0.283878646656,0.283900019695,0.283921392734,0.283942765773,0.283951688599,0.283902194483,0.283852700366,0.283803206249,0.283753712132,0.283704218016,0.283654723899,0.283611569121,0.283630031582,0.283648494043,0.283666956504,0.283685418965,0.283689560214,0.283620503218,0.283551446222,0.283482389226,0.28341333223,0.283344275234,0.283275218238,0.283206161242,0.283137104246,0.28306804725,0.282998990254,0.282929933258,0.282861100274,0.282719757663,0.282512040929,0.282304324194,0.28209660746,0.281888890725,0.281681173991,0.281473457256,0.281265740522,0.281058023788,0.280850307053,0.280642590319,0.280434873584,0.280213015121,0.279862714081,0.279512413041,0.279162112001,0.278811810961,0.278461509921,0.278111208881,0.277760907841,0.277410606801,0.277060305761,0.276710004721,0.276359703681,0.276009998755,0.275530567714,0.275029495361,0.274528423008,0.274027350656,0.273526278303,0.273025205951,0.272524133598,0.272023061246,0.271521988893,0.271020916541,0.270519844188,0.270018438336,0.269367290509,0.268703541348,0.268039792187,0.267376043026,0.266712293865,0.266048544704,0.265384795543,0.264721046382,0.264057297221,0.26339354806,0.262729703442,0.261990260998,0.261146476239,0.260302691481,0.259458906723,0.258615121965,0.257771337207,0.256927552448,0.25608376769,0.255239982932,0.254396198174,0.25355230571,0.25261348976,0.251565238425,0.25051698709,0.249468735755,0.24842048442,0.247372233085,0.24632398175,0.245275730415,0.24422747908,0.243179227745,0.242086677594,0.240815575077,0.239545391949,0.238275208821,0.237005025693,0.235734842565,0.234464659437,0.233194476309,0.231924293181,0.230568655072,0.229206476602,0.227844298132,0.226482119662,0.225119941192,0.223757762722,0.222395584252,0.221033405782,0.219650107646,0.218236464012,0.216822820379,0.215409176745,0.213995533111,0.212581889477,0.211168245844,0.20975460221,0.208340958576,0.206927314943,0.205513671309,0.204100027675,0.202686384042,0.201272740408,0.199859096774,0.19844545314,0.197031809507,0.195618165873,0.194204522239,0.192790878606,0.191377234972,0.189963591338,0.188549947705,0.187136304071,0.185722660437,0.184309016804,0.18289537317,0.181481729536,0.180068085902,0.178654442269,0.177240798635,0.175827155001,0.174413511368,0.172999867734,0.1715862241,0.170172580467,0.168758936833,0.167345293199,0.165931649565,0.164518005932,0.163104362298,0.161690718664,0.160277075031,0.158863431397,0.157449787763,0.15603614413,0.154622500496,0.153208856862,0.151795213228,0.150381569595,0.148967925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891472922,0.000872505413,0.000853537904,0.000834570395,0.000815602886,0.000796635377,0.000777667868,0.000758700359,0.00073973285,0.000720765341,0.000701797832,0.000682830323,0.000663862814,0.000644895305,0.000625927796,0.000606960287,0.000587992778,0.000569025269,0.00055005776,0.000531090251,0.000512122742,0.000493155233,0.000474187724,0.000455220215,0.000436252706,0.000417285197,0.000398317688,0.000379350179,0.00036038267,0.000341415161,0.000322447652,0.000303480144,0.000284512635,0.000265545126,0.000246577617,0.000227610108,0.000208642599,0.00018967509,0.000170707581,0.000151740072,0.000132772563,0.000113805054,9.4837545e-05,7.5870036e-05,5.6902527e-05,3.7935018e-05,1.8967509e-05]
        external_bottle_data = internal_bottle_data
        super(ThreadProfileCreateBottleObjectCommandClass, self).makeThreadProfile(name="Bottle_M_ThreadProfile",internal_data = internal_bottle_data, external_data = external_bottle_data, presets = bottle_presets_data,minor_diameter=bottle_presets_data[13][2],pitch=bottle_presets_data[13][1],internal_or_external="External",thread_count=3,Quality=6)

#Gui.addCommand("ThreadProfileCreateBottleObject", ThreadProfileCreateBottleObjectCommandClass())
####################################################################################


####################################################################################
# Create the PG (Panzergewinde / DIN 40430) 80 degree thread profile object

class ThreadProfileCreatePGObjectCommandClass(ThreadProfileCreateObjectCommandClass):
    """Create PG (Panzergewinde) thread profile command"""

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'CreatePGObject.svg') ,
            'MenuText': "&Create PG thread profile" ,
            'ToolTip' : "Create DIN 40430 Panzergewinde (PG) 80 degree ThreadProfile object"}

    def Activated(self):
        doc = FreeCAD.ActiveDocument
        doc.openTransaction("Create PG ThreadProfile")
        try:
            self.makePGThreadProfile()
        except Exception as e:
            FreeCAD.Console.PrintError(
                "ThreadProfile Error: Exception creating PG thread profile object.\n\n" +
                '\n'.join(traceback.format_exception(e)) + "\n"
            )
            QtGui.QApplication.restoreOverrideCursor()
        doc.commitTransaction()
        doc.recompute()
        return

    def IsActive(self):
        if not FreeCAD.ActiveDocument:
            return False
        return True

    def getHelp(self):
        return ["Created with ThreadProfile (v"+str(version)+") workbench.",
                "This is a PG (DIN 40430) 80 degree thread profile",
                "for sweeping along a helix in either the",
                "Part or Part Design workbench.",
                "installation of the ThreadProfile workbench is required.",
]

    def makePGThreadProfile(self):
        # Preset format: [name, pitch, external_minor, internal_minor]
        # Sources: British Metrics PG chart + Sealcon catalog (major/pitch).
        # Profile: pitch=1, 80 deg included angle, trunc. height 0.48.
        # print_clearance: external slightly smaller for 3D-print fit (cf. Bottle).

        def pg(txt, major_ext, minor_int, tpi, print_clearance=0.15):
            pitch = 25.4 / float(tpi)
            internal_minor = float(minor_int)
            external_minor = float(minor_int) - float(print_clearance)
            return [txt, pitch, external_minor, internal_minor]

        pg_presets_data = [
            ["PG presets", 0, 0, 0],
            pg("PG 7", 12.50, 11.28, 20),
            pg("PG 9", 15.20, 13.86, 18),
            pg("PG 11", 18.60, 17.26, 18),
            pg("PG 13.5", 20.40, 19.06, 18),
            pg("PG 16", 22.50, 21.16, 18),
            pg("PG 21", 28.30, 26.78, 16),
            pg("PG 29", 37.00, 35.48, 16),
            pg("PG 36", 47.00, 45.48, 16),
            pg("PG 42", 54.00, 52.48, 16),
            pg("PG 48", 59.30, 57.78, 16),
        ]

        internal_pg_data = 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0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.478295024749,0.476577740927,0.474860457104,0.473143173281,0.471425889459,0.469708605636,0.467991321813,0.466274037991,0.464556754168,0.462839470345,0.461122186523,0.4594049027,0.457687618877,0.455970335055,0.454253051232,0.452535767409,0.450818483587,0.449101199764,0.447383915941,0.445666632119,0.443949348296,0.442232064473,0.440514780651,0.438797496828,0.437080213005,0.435362929183,0.43364564536,0.431928361537,0.430211077715,0.428493793892,0.426776510069,0.425059226247,0.423341942424,0.421624658601,0.419907374779,0.418190090956,0.416472807133,0.414755523311,0.413038239488,0.411320955665,0.409603671843,0.40788638802,0.406169104197,0.404451820375,0.402734536552,0.401017252729,0.399299968907,0.397582685084,0.395865401261,0.394148117439,0.392430833616,0.390713549794,0.388996265971,0.387278982148,0.385561698326,0.383844414503,0.38212713068,0.380409846858,0.378692563035,0.376975279212,0.37525799539,0.373540711567,0.371823427744,0.370106143922,0.368388860099,0.366671576276,0.364954292454,0.363237008631,0.361519724808,0.359802440986,0.358085157163,0.35636787334,0.354650589518,0.352933305695,0.351216021872,0.34949873805,0.347781454227,0.346064170404,0.344346886582,0.342629602759,0.340912318936,0.339195035114,0.337477751291,0.335760467468,0.334043183646,0.332325899823,0.330608616,0.328891332178,0.327174048355,0.325456764532,0.32373948071,0.322022196887,0.320304913064,0.318587629242,0.316870345419,0.315153061596,0.313435777774,0.311718493951,0.310001210128,0.308283926306,0.306566642483,0.30484935866,0.303132074838,0.301414791015,0.299697507192,0.29798022337,0.296262939547,0.294545655724,0.292828371902,0.291111088079,0.289393804256,0.287676520434,0.285959236611,0.284241952788,0.282524668966,0.280807385143,0.27909010132,0.277372817498,0.275655533675,0.273938249853,0.27222096603,0.270503682207,0.268786398385,0.267069114562,0.265351830739,0.263634546917,0.261917263094,0.260199979271,0.258482695449,0.256765411626,0.255048127803,0.253330843981,0.251613560158,0.249896276335,0.248178992513,0.24646170869,0.244744424867,0.243027141045,0.241309857222,0.239592573399,0.237875289577,0.236158005754,0.234440721931,0.232723438109,0.231006154286,0.229288870463,0.227571586641,0.225854302818,0.224137018995,0.222419735173,0.22070245135,0.218985167527,0.217267883705,0.215550599882,0.213833316059,0.212116032237,0.210398748414,0.208681464591,0.206964180769,0.205246896946,0.203529613123,0.201812329301,0.200095045478,0.198377761655,0.196660477833,0.19494319401,0.193225910187,0.191508626365,0.189791342542,0.188074058719,0.186356774897,0.184639491074,0.182922207251,0.181204923429,0.179487639606,0.177770355783,0.176053071961,0.174335788138,0.172618504315,0.170901220493,0.16918393667,0.167466652847,0.165749369025,0.164032085202,0.162314801379,0.160597517557,0.158880233734,0.157162949912,0.155445666089,0.153728382266,0.152011098444,0.150293814621,0.148576530798,0.146859246976,0.145141963153,0.14342467933,0.141707395508,0.139990111685,0.138272827862,0.13655554404,0.134838260217,0.133120976394,0.131403692572,0.129686408749,0.127969124926,0.126251841104,0.124534557281,0.122817273458,0.121099989636,0.119382705813,0.11766542199,0.115948138168,0.114230854345,0.112513570522,0.1107962867,0.109079002877,0.107361719054,0.105644435232,0.103927151409,0.102209867586,0.100492583764,0.098775299941,0.097058016118,0.095340732296,0.093623448473,0.09190616465,0.090188880828,0.088471597005,0.086754313182,0.08503702936,0.083319745537,0.081602461714,0.079885177892,0.078167894069,0.076450610246,0.074733326424,0.073016042601,0.071298758778,0.069581474956,0.067864191133,0.06614690731,0.064429623488,0.062712339665,0.060995055842,0.05927777202,0.057560488197,0.055843204374,0.054125920552,0.052408636729,0.050691352906,0.048974069084,0.047256785261,0.045539501438,0.043822217616,0.042104933793,0.040387649971,0.038670366148,0.036953082325,0.035235798503,0.03351851468,0.031801230857,0.030083947035,0.028366663212,0.026649379389,0.024932095567,0.023214811744,0.021497527921,0.019780244099,0.018062960276,0.016345676453,0.014628392631,0.012911108808,0.011193824985,0.009476541163,0.00775925734,0.006041973517,0.004324689695,0.002607405872,0.000890122049,-0.000827161773,-0.002544445596,-0.004261729419,-0.005979013241,-0.007696297064,-0.009413580887,-0.011130864709,-0.012848148532,-0.014565432355,-0.016282716177]

        # Default: PG 13.5 (common sensor / cable-gland size) -> index 4
        default = pg_presets_data[4]
        obj = super(ThreadProfileCreatePGObjectCommandClass, self).makeThreadProfile(
            name="PGThreadProfile",
            internal_data=internal_pg_data,
            external_data=external_pg_data,
            presets=pg_presets_data,
            minor_diameter=default[2],
            pitch=default[1],
            internal_or_external="External",
            thread_count=6,
            Quality=6,
        )
        if obj:
            obj.Presets = default[0]
            obj.Pitch = default[1]
            obj.MinorDiameter = default[2]
        return obj

#Gui.addCommand("ThreadProfileCreatePGObject", ThreadProfileCreatePGObjectCommandClass())

####################################################################################
# Create Whitworth (BSW/BSF) 55 degree rounded thread profile object

class ThreadProfileCreateBSWObjectCommandClass(ThreadProfileCreateObjectCommandClass):
    """Create Whitworth (BSW coarse / BSF fine) thread profile command"""

    def GetResources(self):
        return {'Pixmap'  : os.path.join( iconPath , 'CreateBSWObject.svg') ,
            'MenuText': "&Create Whitworth (BSW/BSF) thread profile" ,
            'ToolTip' : "Create Whitworth 55 degree rounded ThreadProfile (BSW + BSF presets)"}

    def Activated(self):
        doc = FreeCAD.ActiveDocument
        doc.openTransaction("Create Whitworth ThreadProfile")
        try:
            self.makeBSWThreadProfile()
        except Exception as e:
            FreeCAD.Console.PrintError(
                "ThreadProfile Error: Exception creating Whitworth thread profile object.\n\n" +
                '\n'.join(traceback.format_exception(e)) + "\n"
            )
            QtGui.QApplication.restoreOverrideCursor()
        doc.commitTransaction()
        doc.recompute()
        return

    def IsActive(self):
        if not FreeCAD.ActiveDocument:
            return False
        return True

    def getHelp(self):
        return ["Created with ThreadProfile (v"+str(version)+") workbench.",
                "This is a Whitworth 55 degree rounded thread profile (BSW/BSF)",
                "for sweeping along a helix in either the",
                "Part or Part Design workbench.",
                "installation of the ThreadProfile workbench is required.",
]

    def makeBSWThreadProfile(self):
        # Preset format: [name, pitch_mm, external_minor_mm, internal_minor_mm]
        # Same Whitworth form for BSW (coarse) and BSF (fine):
        # minor = major - 2*h, h = (2/3)*H, H = P/(2*tan(27.5 deg)), h/P = 0.640327.
        # External minus 0.15 mm print clearance (cf. PG/Bottle).
        def whitworth_preset(name, major_in, tpi, print_clearance=0.15):
            major = float(major_in) * 25.4
            pitch = 25.4 / float(tpi)
            internal_minor = major - 2.0 * 0.640327375657 * pitch
            external_minor = internal_minor - float(print_clearance)
            return [name, pitch, external_minor, internal_minor]

        bsw_presets_data = [
            ["BSW Whitworth presets", 0, 0, 0],
            whitworth_preset("1/16 in - 60 BSW", Fraction(1, 16), 60),
            whitworth_preset("3/32 in - 48 BSW", Fraction(3, 32), 48),
            whitworth_preset("1/8 in - 40 BSW", Fraction(1, 8), 40),
            whitworth_preset("5/32 in - 32 BSW", Fraction(5, 32), 32),
            whitworth_preset("3/16 in - 24 BSW", Fraction(3, 16), 24),
            whitworth_preset("7/32 in - 24 BSW", Fraction(7, 32), 24),
            whitworth_preset("1/4 in - 20 BSW", Fraction(1, 4), 20),
            whitworth_preset("5/16 in - 18 BSW", Fraction(5, 16), 18),
            whitworth_preset("3/8 in - 16 BSW", Fraction(3, 8), 16),
            whitworth_preset("7/16 in - 14 BSW", Fraction(7, 16), 14),
            whitworth_preset("1/2 in - 12 BSW", Fraction(1, 2), 12),
            whitworth_preset("9/16 in - 12 BSW", Fraction(9, 16), 12),
            whitworth_preset("5/8 in - 11 BSW", Fraction(5, 8), 11),
            whitworth_preset("3/4 in - 10 BSW", Fraction(3, 4), 10),
            whitworth_preset("7/8 in - 9 BSW", Fraction(7, 8), 9),
            whitworth_preset("1 in - 8 BSW", Fraction(1, 1), 8),
            whitworth_preset("1 1/8 in - 7 BSW", Fraction(9, 8), 7),
            whitworth_preset("1 1/4 in - 7 BSW", Fraction(5, 4), 7),
            whitworth_preset("1 3/8 in - 6 BSW", Fraction(11, 8), 6),
            whitworth_preset("1 1/2 in - 6 BSW", Fraction(3, 2), 6),
            whitworth_preset("1 5/8 in - 5 BSW", Fraction(13, 8), 5),
            whitworth_preset("1 3/4 in - 5 BSW", Fraction(7, 4), 5),
            whitworth_preset("1 7/8 in - 4.5 BSW", Fraction(15, 8), 4.5),
            whitworth_preset("2 in - 4.5 BSW", Fraction(2, 1), 4.5),
            whitworth_preset("2 1/4 in - 4 BSW", Fraction(9, 4), 4),
            whitworth_preset("2 1/2 in - 4 BSW", Fraction(5, 2), 4),
            whitworth_preset("2 3/4 in - 3.5 BSW", Fraction(11, 4), 3.5),
            whitworth_preset("3 in - 3.5 BSW", Fraction(3, 1), 3.5),
            whitworth_preset("3 1/4 in - 3.5 BSW", Fraction(13, 4), 3.5),
            whitworth_preset("3 1/2 in - 3.5 BSW", Fraction(7, 2), 3.5),
            whitworth_preset("3 3/4 in - 3 BSW", Fraction(15, 4), 3),
            whitworth_preset("4 in - 3 BSW", Fraction(4, 1), 3),
            whitworth_preset("4 1/4 in - 2.875 BSW", Fraction(17, 4), 2.875),
            whitworth_preset("4 1/2 in - 2.875 BSW", Fraction(9, 2), 2.875),
            whitworth_preset("4 3/4 in - 2.75 BSW", Fraction(19, 4), 2.75),
            whitworth_preset("5 in - 2.75 BSW", Fraction(5, 1), 2.75),
            whitworth_preset("5 1/4 in - 2.625 BSW", Fraction(21, 4), 2.625),
            whitworth_preset("5 1/2 in - 2.625 BSW", Fraction(11, 2), 2.625),
            whitworth_preset("5 3/4 in - 2.5 BSW", Fraction(23, 4), 2.5),
            whitworth_preset("6 in - 2.5 BSW", Fraction(6, 1), 2.5),
            ["BSF Fine Whitworth presets", 0, 0, 0],
            whitworth_preset("3/16 in - 32 BSF", Fraction(3, 16), 32),
            whitworth_preset("7/32 in - 28 BSF", Fraction(7, 32), 28),
            whitworth_preset("1/4 in - 26 BSF", Fraction(1, 4), 26),
            whitworth_preset("9/32 in - 26 BSF", Fraction(9, 32), 26),
            whitworth_preset("5/16 in - 22 BSF", Fraction(5, 16), 22),
            whitworth_preset("3/8 in - 20 BSF", Fraction(3, 8), 20),
            whitworth_preset("7/16 in - 18 BSF", Fraction(7, 16), 18),
            whitworth_preset("1/2 in - 16 BSF", Fraction(1, 2), 16),
            whitworth_preset("9/16 in - 16 BSF", Fraction(9, 16), 16),
            whitworth_preset("5/8 in - 14 BSF", Fraction(5, 8), 14),
            whitworth_preset("11/16 in - 14 BSF", Fraction(11, 16), 14),
            whitworth_preset("3/4 in - 12 BSF", Fraction(3, 4), 12),
            whitworth_preset("13/16 in - 12 BSF", Fraction(13, 16), 12),
            whitworth_preset("7/8 in - 11 BSF", Fraction(7, 8), 11),
            whitworth_preset("1 in - 10 BSF", Fraction(1, 1), 10),
            whitworth_preset("1 1/8 in - 9 BSF", Fraction(9, 8), 9),
            whitworth_preset("1 1/4 in - 9 BSF", Fraction(5, 4), 9),
            whitworth_preset("1 3/8 in - 8 BSF", Fraction(11, 8), 8),
            whitworth_preset("1 1/2 in - 8 BSF", Fraction(3, 2), 8),
            whitworth_preset("1 5/8 in - 8 BSF", Fraction(13, 8), 8),
            whitworth_preset("1 3/4 in - 7 BSF", Fraction(7, 4), 7),
            whitworth_preset("2 in - 7 BSF", Fraction(2, 1), 7),
            whitworth_preset("2 1/4 in - 6 BSF", Fraction(9, 4), 6),
            whitworth_preset("2 1/2 in - 6 BSF", Fraction(5, 2), 6),
            whitworth_preset("2 3/4 in - 6 BSF", Fraction(11, 4), 6),
            whitworth_preset("3 in - 5 BSF", Fraction(3, 1), 5),
            whitworth_preset("3 1/4 in - 5 BSF", Fraction(13, 4), 5),
            whitworth_preset("3 1/2 in - 4.5 BSF", Fraction(7, 2), 4.5),
            whitworth_preset("3 3/4 in - 4.5 BSF", Fraction(15, 4), 4.5),
            whitworth_preset("4 in - 4.5 BSF", Fraction(4, 1), 4.5),
        ]

        internal_bsw_data = 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        external_bsw_data = [-0.018,-0.017978334741,-0.017942218584,-0.017891640431,-0.017826584722,-0.017747031405,-0.017652955914,-0.017544329126,-0.017421117313,-0.017283282097,-0.017130780382,-0.01696356429,-0.016781581083,-0.016584773081,-0.016373077563,-0.016146426669,-0.015904747291,-0.01564796094,-0.015375983627,-0.015088725712,-0.014786091749,-0.014467980326,-0.014134283875,-0.013784888488,-0.013419673704,-0.013038512286,-0.012641269983,-0.012227805272,-0.011797969077,-0.011351604482,-0.010888546402,-0.01040862125,-0.009911646563,-0.009397430614,-0.008865771984,-0.00831645911,-0.007749269795,-0.007163970678,-0.006560316669,-0.005938050338,-0.005296901252,-0.004636585261,-0.003956803733,-0.00325724271,-0.002537572013,-0.001797444252,-0.001036493768,-0.000254335468,0.000549436436,0.001375249804,0.002223556078,0.003094831923,0.003989581043,0.004908336158,0.005851661196,0.006820153698,0.007814447483,0.008835215597,0.009883173591,0.010959083161,0.012063756219,0.013198059445,0.014362919392,0.015559328237,0.016788350267,0.018051129242,0.019348896749,0.020682981755,0.02205482154,0.023465974296,0.024918133678,0.026413145729,0.027953028639,0.029539995956,0.031176484021,0.032865184601,0.034609083983,0.036411510163,0.038276190293,0.040207321255,0.04220965721,0.044288619456,0.046450435923,0.048702320763,0.051052709106,0.053511569264,0.056090826179,0.058798481793,0.061541542612,0.064284603432,0.067027664251,0.069770725071,0.072513785891,0.07525684671,0.07799990753,0.080742968349,0.083486029169,0.086229089988,0.088972150807,0.091715211626,0.094458272446,0.097201333266,0.099944394085,0.102687454905,0.105430515724,0.108173576544,0.110916637363,0.113659698183,0.116402759001,0.119145819821,0.121888880641,0.12463194146,0.12737500228,0.130118063099,0.132861123919,0.135604184738,0.138347245558,0.141090306378,0.143833367197,0.146576428016,0.149319488835,0.152062549655,0.154805610474,0.157548671294,0.160291732113,0.163034792933,0.165777853753,0.168520914572,0.171263975392,0.17400703621,0.17675009703,0.179493157849,0.182236218669,0.184979279488,0.187722340308,0.190465401128,0.193208461947,0.195951522767,0.198694583586,0.201437644406,0.204180705224,0.206923766044,0.209666826863,0.212409887683,0.215152948503,0.217896009322,0.220639070142,0.223382130961,0.226125191781,0.2288682526,0.231611313419,0.234354374239,0.237097435058,0.239840495878,0.242583556697,0.245326617517,0.248069678336,0.250812739156,0.253555799975,0.256298860795,0.259041921614,0.261784982433,0.264528043253,0.267271104072,0.270014164892,0.272757225711,0.275500286531,0.27824334735,0.28098640817,0.28372946899,0.286472529809,0.289215590628,0.291958651447,0.294701712267,0.297444773086,0.300187833906,0.302930894725,0.305673955545,0.308417016365,0.311160077184,0.313903138004,0.316646198822,0.319389259642,0.322132320461,0.324875381281,0.327618442101,0.33036150292,0.33310456374,0.335847624559,0.338590685379,0.341333746198,0.344076807018,0.346819867836,0.349562928656,0.352305989476,0.355049050295,0.357792111115,0.360535171934,0.363278232754,0.366021293573,0.368764354393,0.371507415212,0.374250476031,0.376993536851,0.37973659767,0.38247965849,0.385222719309,0.387965780129,0.390708840948,0.393451901768,0.396194962587,0.398938023407,0.401681084227,0.404424145045,0.407167205865,0.409910266684,0.412653327504,0.415396388323,0.418139449143,0.420882509963,0.423625570782,0.426368631602,0.429111692421,0.43185475324,0.434597814059,0.437340874879,0.440083935698,0.442826996518,0.445570057338,0.448313118157,0.451056178977,0.453799239796,0.456542300616,0.459285361435,0.462028422254,0.464771483073,0.467514543893,0.470257604713,0.473000665532,0.475743726352,0.478486787171,0.481229847991,0.48397290881,0.48671596963,0.489459030448,0.492202091268,0.494945152088,0.497688212907,0.500431273727,0.503174334546,0.505917395366,0.508660456185,0.511403517005,0.514146577825,0.516889638644,0.519632699463,0.522375760282,0.525118821102,0.527861881921,0.530604942741,0.53334800356,0.53609106438,0.5388341252,0.541577186019,0.544320246839,0.547063307657,0.549806368477,0.552549429296,0.555292490116,0.558035550935,0.560778611755,0.563521672575,0.566229328464,0.568808585379,0.571267445537,0.57361783388,0.57586971872,0.578031535187,0.580110497433,0.582112833388,0.58404396435,0.58590864448,0.587711070659,0.589454970042,0.591143670622,0.592780158687,0.594367126004,0.595907008914,0.597402020965,0.598854180347,0.600265333103,0.601637172888,0.602971257894,0.604269025401,0.605531804376,0.606760826406,0.607957235251,0.609122095198,0.610256398424,0.611361071482,0.612436981052,0.613484939045,0.614505707159,0.615500000944,0.616468493447,0.617411818485,0.618330573601,0.61922532272,0.620096598565,0.620944904838,0.621770718207,0.622574490111,0.623356648411,0.624117598895,0.624857726656,0.625577397353,0.626276958376,0.626956739904,0.627617055894,0.628258204981,0.628880471312,0.62948412532,0.630069424438,0.630636613753,0.631185926627,0.631717585257,0.632231801207,0.632728775893,0.633208701045,0.633671759125,0.63411812372,0.634547959915,0.634961424626,0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        # Default: 1/4-20 BSW (common size; basic minor ~4.72 mm)
        default = bsw_presets_data[7]
        obj = super(ThreadProfileCreateBSWObjectCommandClass, self).makeThreadProfile(
            name="WhitworthThreadProfile",
            internal_data=internal_bsw_data,
            external_data=external_bsw_data,
            presets=bsw_presets_data,
            minor_diameter=default[2],
            pitch=default[1],
            internal_or_external="External",
            thread_count=6,
            Quality=6,
        )
        if obj:
            obj.Presets = default[0]
            obj.Pitch = default[1]
            obj.MinorDiameter = default[2]
        return obj

#Gui.addCommand("ThreadProfileCreateBSWObject", ThreadProfileCreateBSWObjectCommandClass())

####################################################################################
def initialize():
    if FreeCAD.GuiUp:
        Gui.addCommand("ThreadProfileCreateObject", ThreadProfileCreateObjectCommandClass())
        Gui.addCommand("ThreadProfileMakeHelix", ThreadProfileMakeHelixCommandClass())
        Gui.addCommand("ThreadProfileOpenOnlineCalculator", ThreadProfileOpenOnlineCalculatorCommandClass())
        Gui.addCommand("ThreadProfileCreateButtressObject", ThreadProfileCreateButtressObjectCommandClass())
        Gui.addCommand("ThreadProfileCreateBottleObject", ThreadProfileCreateBottleObjectCommandClass())
        Gui.addCommand("ThreadProfileCreatePGObject", ThreadProfileCreatePGObjectCommandClass())
        Gui.addCommand("ThreadProfileCreateBSWObject", ThreadProfileCreateBSWObjectCommandClass())
        Gui.addCommand("ThreadProfileDoSweep", ThreadProfileDoSweepCommandClass())
        Gui.addCommand("ThreadProfileSettings", ThreadProfileSettingsCommandClass())


initialize()