FreeCAD

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# ***************************************************************************
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# *   Copyright (c) 2014 Juergen Riegel <FreeCAD@juergen-riegel.net>        *
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# *                                                                         *
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# *   This program is free software; you can redistribute it and/or modify  *
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# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
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# *   as published by the Free Software Foundation; either version 2 of     *
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# *   the License, or (at your option) any later version.                   *
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# *   for detail see the LICENCE text file.                                 *
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# *                                                                         *
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# *   This program is distributed in the hope that it will be useful,       *
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# *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
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# *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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# *   GNU Library General Public License for more details.                  *
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# *                                                                         *
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# *   You should have received a copy of the GNU Library General Public     *
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# *   License along with this program; if not, write to the Free Software   *
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# *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
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# *   USA                                                                   *
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# *                                                                         *
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# ***************************************************************************
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import FreeCAD, FreeCADGui, Sketcher, Part
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__title__ = "Hexagon profile lib"
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__author__ = "Juergen Riegel"
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__url__ = "https://www.freecad.org"
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App = FreeCAD
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Gui = FreeCADGui
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def makeHexagonSimple(sketchName=None):
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    if not sketchName:
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        sketch = App.ActiveDocument.addObject("Sketcher::SketchObject", "Hexagon")
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    else:
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        sketch = App.ActiveDocument.getObject(sketchName)
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    geoList = []
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    geoList.append(Part.LineSegment(App.Vector(-20.00, 34.64, 0), App.Vector(20.00, 34.64, 0)))
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    geoList.append(Part.LineSegment(App.Vector(20.00, 34.64, 0), App.Vector(47.082363, 0.00, 0)))
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    geoList.append(Part.LineSegment(App.Vector(40.00, 0.00, 0), App.Vector(20.00, -34.64, 0)))
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    geoList.append(Part.LineSegment(App.Vector(20.00, -34.64, 0), App.Vector(-20.00, -34.64, 0)))
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    geoList.append(Part.LineSegment(App.Vector(-20.00, -34.64, 0), App.Vector(-40.00, 0.00, 0)))
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    geoList.append(Part.LineSegment(App.Vector(-40.00, 0.00, 0), App.Vector(-20.00, 34.64, 0)))
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    (l1, l2, l3, l4, l5, l6) = sketch.addGeometry(geoList)
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    conList = []
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    conList.append(Sketcher.Constraint("Coincident", l1, 2, l2, 1))
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    conList.append(Sketcher.Constraint("Coincident", l2, 2, l3, 1))
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    conList.append(Sketcher.Constraint("Coincident", l3, 2, l4, 1))
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    conList.append(Sketcher.Constraint("Coincident", l4, 2, l5, 1))
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    conList.append(Sketcher.Constraint("Coincident", l5, 2, l6, 1))
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    conList.append(Sketcher.Constraint("Coincident", l6, 2, l1, 1))
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    conList.append(Sketcher.Constraint("Equal", l1, l2))
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    conList.append(Sketcher.Constraint("Equal", l2, l3))
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    conList.append(Sketcher.Constraint("Equal", l3, l4))
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    conList.append(Sketcher.Constraint("Equal", l4, l5))
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    conList.append(Sketcher.Constraint("Equal", l5, l6))
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    conList.append(Sketcher.Constraint("Angle", l1, 2, l2, 1, App.Units.Quantity("120.000000 deg")))
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    conList.append(Sketcher.Constraint("Angle", l3, 2, l4, 1, App.Units.Quantity("120.000000 deg")))
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    conList.append(Sketcher.Constraint("Angle", l5, 2, l6, 1, App.Units.Quantity("120.000000 deg")))
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    sketch.addConstraint(conList)
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    return
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