149 lines
6.2 KiB
Python
149 lines
6.2 KiB
Python
# ***************************************************************************
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# * Copyright (c) 2009, 2010 Yorik van Havre <yorik@uncreated.net> *
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# * Copyright (c) 2009, 2010 Ken Cline <cline@frii.com> *
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# * Copyright (c) 2020 FreeCAD Developers *
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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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"""Provides the object code for the Facebinder object."""
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## @package facebinder
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# \ingroup draftobjects
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# \brief Provides the object code for the Facebinder object.
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## \addtogroup draftobjects
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# @{
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from PySide.QtCore import QT_TRANSLATE_NOOP
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import FreeCAD as App
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from draftobjects.base import DraftObject
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class Facebinder(DraftObject):
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"""The Draft Facebinder object"""
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def __init__(self,obj):
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super(Facebinder, self).__init__(obj, "Facebinder")
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_tip = QT_TRANSLATE_NOOP("App::Property","Linked faces")
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obj.addProperty("App::PropertyLinkSubList", "Faces", "Draft", _tip)
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_tip = QT_TRANSLATE_NOOP("App::Property","Specifies if splitter lines must be removed")
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obj.addProperty("App::PropertyBool","RemoveSplitter", "Draft", _tip)
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_tip = QT_TRANSLATE_NOOP("App::Property","An optional extrusion value to be applied to all faces")
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obj.addProperty("App::PropertyDistance","Extrusion", "Draft" , _tip)
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_tip = QT_TRANSLATE_NOOP("App::Property","An optional offset value to be applied to all faces")
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obj.addProperty("App::PropertyDistance","Offset", "Draft" , _tip)
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_tip = QT_TRANSLATE_NOOP("App::Property","This specifies if the shapes sew")
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obj.addProperty("App::PropertyBool","Sew", "Draft", _tip)
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_tip = QT_TRANSLATE_NOOP("App::Property","The area of the faces of this Facebinder")
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obj.addProperty("App::PropertyArea","Area", "Draft", _tip)
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obj.setEditorMode("Area",1)
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def execute(self,obj):
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if self.props_changed_placement_only():
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self.props_changed_clear()
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return
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import Part
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pl = obj.Placement
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if not obj.Faces:
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return
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faces = []
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area = 0
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for sel in obj.Faces:
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for f in sel[1]:
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if "Face" in f:
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try:
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fnum = int(f[4:])-1
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face = sel[0].Shape.Faces[fnum]
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if hasattr(obj,"Offset") and obj.Offset.Value:
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norm = face.normalAt(0,0)
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dist = norm.multiply(obj.Offset.Value)
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face.translate(dist)
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faces.append(face)
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area += face.Area
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except(IndexError, Part.OCCError):
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print("Draft: wrong face index")
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return
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if not faces:
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return
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try:
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if len(faces) > 1:
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sh = None
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if hasattr(obj, "Extrusion"):
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if obj.Extrusion.Value:
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for f in faces:
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f = f.extrude(f.normalAt(0,0).multiply(obj.Extrusion.Value))
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if sh:
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sh = sh.fuse(f)
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else:
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sh = f
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if not sh:
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sh = faces.pop()
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sh = sh.multiFuse(faces)
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if hasattr(obj, "Sew"):
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if obj.Sew:
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sh = sh.copy()
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sh.sewShape()
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if hasattr(obj, "RemoveSplitter"):
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if obj.RemoveSplitter:
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sh = sh.removeSplitter()
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else:
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sh = sh.removeSplitter()
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else:
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sh = faces[0]
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if hasattr(obj, "Extrusion"):
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if obj.Extrusion.Value:
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sh = sh.extrude(sh.normalAt(0,0).multiply(obj.Extrusion.Value))
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sh.transformShape(sh.Matrix, True)
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except Part.OCCError:
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print("Draft: error building facebinder")
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return
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obj.Shape = sh
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obj.Placement = pl
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obj.Area = area
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self.props_changed_clear()
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def onChanged(self, obj, prop):
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self.props_changed_store(prop)
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def addSubobjects(self,obj,facelinks):
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"""adds facelinks to this facebinder"""
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objs = obj.Faces
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for o in facelinks:
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if isinstance(o, tuple) or isinstance(o, list):
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if o[0].Name != obj.Name:
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objs.append(tuple(o))
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else:
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for el in o.SubElementNames:
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if "Face" in el:
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if o.Object.Name != obj.Name:
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objs.append((o.Object, el))
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obj.Faces = objs
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self.execute(obj)
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# Alias for compatibility with v0.18 and earlier
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_Facebinder = Facebinder
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## @}
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