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BimReextrude.py
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BimReextrude.py
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# -*- coding: utf8 -*-
# ***************************************************************************
# * *
# * Copyright (c) 2017 Yorik van Havre <yorik@uncreated.net> *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * This program is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with this program; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
# * *
# ***************************************************************************
"""This module contains FreeCAD commands for the BIM workbench"""
import os
import FreeCAD
from BimTranslateUtils import *
class BIM_Reextrude:
def GetResources(self):
return {
"Pixmap": os.path.join(
os.path.dirname(__file__), "icons", "BIM_Reextrude.svg"
),
"MenuText": QT_TRANSLATE_NOOP("BIM_Reextrude", "Reextrude"),
"ToolTip": QT_TRANSLATE_NOOP(
"BIM_Reextrude", "Recreates an extruded Structure from a selected face"
),
}
def IsActive(self):
import FreeCADGui
if FreeCADGui.Selection.getSelection():
return True
else:
return False
def Activated(self):
import FreeCADGui
import Draft
import Part
import Arch
# get selected object and face
sel = FreeCADGui.Selection.getSelectionEx()
if (
(len(sel) == 1)
and (len(sel[0].SubObjects) == 1)
and ("Face" in sel[0].SubElementNames[0])
):
sel = sel[0]
obj = sel.Object
name = obj.Name
label = obj.Label
fac = sel.SubObjects[0]
# make this undoable
FreeCAD.ActiveDocument.openTransaction("Reextrude")
# check if the face has holes or any of the edges is not a line
wirable = True
if len(fac.Wires) > 1:
wirable = False
else:
for edge in fac.Edges:
if not isinstance(edge, (Part.Line, Part.LineSegment)):
# edge can be a spline, but even so be straight. Simple check if tangents are identical at first and last verts...
if (
edge.tangentAt(edge.FirstParameter).getAngle(
edge.tangentAt(edge.LastParameter)
)
> 0.0001
):
wirable = False
break
if wirable:
# recompose the base wire
verts = [v.Point for v in fac.Wires[0].OrderedVertexes]
wir = Draft.makeWire(verts, closed=True)
else:
# there are curves. Unable to make a wire. We just use the base face
wir = FreeCAD.ActiveDocument.addObject("Part::Feature", "Face")
wir.Shape = fac
# make the new object
if Draft.getType(obj) == "Wall":
newobj = Arch.makeWall(wir)
elif Draft.getType(obj) == "Panel":
newobj = Arch.makePanel(wir)
else:
newobj = Arch.makeStructure(wir)
# deduce the normal and extrusion size
norm = fac.normalAt(0, 0).negative()
newobj.Normal = norm
for e in obj.Shape.Edges:
if abs(e.tangentAt(0).getAngle(norm)) < 0.0001:
if hasattr(newobj, "Thickness"):
newobj.Thickness = e.Length
else:
newobj.Height = e.Length
# set material
if hasattr(obj, "Material") and obj.Material:
newobj.Material = obj.Material
# set role and class
if hasattr(obj, "IfcType"):
newobj.IfcType = obj.IfcType
elif hasattr(obj, "IfcRole"):
newobj.IfcRole = obj.IfcRole
if hasattr(obj, "StandardCode"):
newobj.StandardCode = obj.StandardCode
# update objects relating to this one
for parent in obj.InList:
for prop in parent.PropertiesList:
if getattr(parent, prop) == obj:
setattr(parent, prop, newobj)
FreeCAD.Console.PrintMessage(
"Object "
+ parent.Label
+ "'s reference to this object has been updated\n"
)
elif isinstance(getattr(parent, prop), list) and (
obj in getattr(parent, prop)
):
if (prop == "Group") and hasattr(parent, "addObject"):
parent.addObject(newobj)
else:
g = getattr(parent, prop)
g.append(newobj)
setattr(parent, prop, g)
FreeCAD.Console.PrintMessage(
"Object "
+ parent.Label
+ "'s reference to this object has been updated\n"
)
# TODO treat PropertyLinkSub / PropertyLinkSubList
# delete original object
FreeCAD.ActiveDocument.removeObject(name)
newobj.Label = label
# commit changes
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
else:
FreeCAD.Console.PrintError(
translate("BIM", "Error: Please select exactly one base face") + "\n"
)