444 lines
18 KiB
Python
444 lines
18 KiB
Python
#***************************************************************************
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#* *
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#* Copyright (c) 2011 *
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#* Yorik van Havre <yorik@uncreated.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,Draft,ArchComponent,DraftVecUtils
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from FreeCAD import Vector
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from PyQt4 import QtCore
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from DraftTools import translate
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__title__="FreeCAD Wall"
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__author__ = "Yorik van Havre"
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__url__ = "http://free-cad.sourceforge.net"
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def makeWall(baseobj=None,width=None,height=None,align="Center",name=str(translate("Arch","Wall"))):
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'''makeWall(obj,[width],[height],[align],[name]): creates a wall based on the
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given object, which can be a sketch, a draft object, a face or a solid. align
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can be "Center","Left" or "Right"'''
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obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
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_Wall(obj)
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_ViewProviderWall(obj.ViewObject)
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if baseobj: obj.Base = baseobj
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if width: obj.Width = width
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if height: obj.Height = height
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obj.Align = align
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if obj.Base: obj.Base.ViewObject.hide()
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p = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Arch")
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c = p.GetUnsigned("WallColor")
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r = float((c>>24)&0xFF)/255.0
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g = float((c>>16)&0xFF)/255.0
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b = float((c>>8)&0xFF)/255.0
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obj.ViewObject.ShapeColor = (r,g,b,1.0)
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return obj
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def joinWalls(walls):
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"joins the given list of walls into one sketch-based wall"
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if not walls:
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return None
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if not isinstance(walls,list):
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walls = [walls]
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if not areSameWallTypes(walls):
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return None
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base = walls.pop()
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if base.Base:
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if base.Base.Shape.Faces:
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return None
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if Draft.getType(base.Base) == "Sketch":
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sk = base.Base
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else:
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sk = Draft.makeSketch(base.Base,autoconstraints=True)
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if sk:
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base.Base = sk
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for w in walls:
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if w.Base:
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if not base.Base.Shape.Faces:
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for e in base.Base.Shape.Edges:
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sk.addGeometry(e)
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FreeCAD.ActiveDocument.recompute()
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return base
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def areSameWallTypes(walls):
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"returns True is all the walls in the given list have same height, width, and alignment"
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for att in ["Width","Height","Align"]:
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value = None
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for w in walls:
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if not hasattr(w,att):
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return False
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if not value:
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value = getattr(w,att)
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else:
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if type(value) == float:
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if round(value,Draft.precision()) != round(getattr(w,att),Draft.precision()):
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return False
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else:
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if value != getattr(w,att):
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return False
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return True
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class _CommandWall:
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"the Arch Wall command definition"
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def GetResources(self):
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return {'Pixmap' : 'Arch_Wall',
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'MenuText': QtCore.QT_TRANSLATE_NOOP("Arch_Wall","Wall"),
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'Accel': "W, A",
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'ToolTip': QtCore.QT_TRANSLATE_NOOP("Arch_Wall","Creates a wall object from scratch or from a selected object (wire, face or solid)")}
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def Activated(self):
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global QtGui, QtCore
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from PyQt4 import QtGui, QtCore
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self.Width = 0.1
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self.Height = 1
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self.Align = "Center"
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self.continueCmd = False
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sel = FreeCADGui.Selection.getSelection()
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done = False
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self.existing = []
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if sel:
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import Draft
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if Draft.getType(sel[0]) != "Wall":
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FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Create Wall")))
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FreeCADGui.doCommand('import Arch')
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for obj in sel:
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FreeCADGui.doCommand('Arch.makeWall(FreeCAD.ActiveDocument.'+obj.Name+')')
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FreeCAD.ActiveDocument.commitTransaction()
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FreeCAD.ActiveDocument.recompute()
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done = True
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if not done:
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import DraftTrackers
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self.points = []
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self.tracker = DraftTrackers.boxTracker()
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FreeCADGui.Snapper.getPoint(callback=self.getPoint,extradlg=self.taskbox())
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def getPoint(self,point=None,obj=None):
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"this function is called by the snapper when it has a 3D point"
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if obj:
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if Draft.getType(obj) == "Wall":
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if not obj in self.existing:
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self.existing.append(obj)
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if point == None:
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self.tracker.finalize()
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return
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self.points.append(point)
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if len(self.points) == 1:
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self.tracker.on()
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FreeCADGui.Snapper.getPoint(last=self.points[0],callback=self.getPoint,movecallback=self.update,extradlg=self.taskbox())
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elif len(self.points) == 2:
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import Part
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add = False
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l = Part.Line(self.points[0],self.points[1])
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self.tracker.finalize()
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FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Create Wall")))
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FreeCADGui.doCommand('import Arch')
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FreeCADGui.doCommand('import Part')
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FreeCADGui.doCommand('trace=Part.Line(FreeCAD.'+str(l.StartPoint)+',FreeCAD.'+str(l.EndPoint)+')')
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if not self.existing:
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self.addDefault(l)
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else:
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w = joinWalls(self.existing)
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if w:
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if areSameWallTypes([w,self]):
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FreeCADGui.doCommand('FreeCAD.ActiveDocument.'+w.Name+'.Base.addGeometry(trace)')
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else:
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self.addDefault(l)
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add = True
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else:
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self.addDefault(l)
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if add:
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FreeCADGui.doCommand('Arch.addComponents(FreeCAD.ActiveDocument.'+FreeCAD.ActiveDocument.Objects[-1].Name+',FreeCAD.ActiveDocument.'+w.Name+')')
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FreeCAD.ActiveDocument.commitTransaction()
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FreeCAD.ActiveDocument.recompute()
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if self.continueCmd:
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self.Activated()
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def addDefault(self,l):
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FreeCADGui.doCommand('base=FreeCAD.ActiveDocument.addObject("Sketcher::SketchObject","'+str(translate('Arch','WallTrace'))+'")')
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FreeCADGui.doCommand('base.addGeometry(trace)')
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FreeCADGui.doCommand('Arch.makeWall(base,width='+str(self.Width)+',height='+str(self.Height)+',align="'+str(self.Align)+'")')
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def update(self,point):
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"this function is called by the Snapper when the mouse is moved"
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b = self.points[0]
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n = FreeCAD.DraftWorkingPlane.axis
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bv = point.sub(b)
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dv = bv.cross(n)
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dv = DraftVecUtils.scaleTo(dv,self.Width/2)
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if self.Align == "Center":
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self.tracker.update([b,point])
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elif self.Align == "Left":
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self.tracker.update([b.add(dv),point.add(dv)])
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else:
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dv = DraftVecUtils.neg(dv)
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self.tracker.update([b.add(dv),point.add(dv)])
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def taskbox(self):
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"sets up a taskbox widget"
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w = QtGui.QWidget()
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w.setWindowTitle(str(translate("Arch","Wall options")))
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lay0 = QtGui.QVBoxLayout(w)
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lay1 = QtGui.QHBoxLayout()
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lay0.addLayout(lay1)
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label1 = QtGui.QLabel(str(translate("Arch","Width")))
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lay1.addWidget(label1)
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value1 = QtGui.QDoubleSpinBox()
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value1.setDecimals(2)
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value1.setValue(self.Width)
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lay1.addWidget(value1)
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lay2 = QtGui.QHBoxLayout()
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lay0.addLayout(lay2)
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label2 = QtGui.QLabel(str(translate("Arch","Height")))
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lay2.addWidget(label2)
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value2 = QtGui.QDoubleSpinBox()
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value2.setDecimals(2)
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value2.setValue(self.Height)
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lay2.addWidget(value2)
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lay3 = QtGui.QHBoxLayout()
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lay0.addLayout(lay3)
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label3 = QtGui.QLabel(str(translate("Arch","Alignment")))
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lay3.addWidget(label3)
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value3 = QtGui.QComboBox()
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items = ["Center","Left","Right"]
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value3.addItems(items)
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value3.setCurrentIndex(items.index(self.Align))
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lay3.addWidget(value3)
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value4 = QtGui.QCheckBox(str(translate("Arch","Continue")))
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lay0.addWidget(value4)
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QtCore.QObject.connect(value1,QtCore.SIGNAL("valueChanged(double)"),self.setWidth)
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QtCore.QObject.connect(value2,QtCore.SIGNAL("valueChanged(double)"),self.setHeight)
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QtCore.QObject.connect(value3,QtCore.SIGNAL("currentIndexChanged(int)"),self.setAlign)
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QtCore.QObject.connect(value4,QtCore.SIGNAL("stateChanged(int)"),self.setContinue)
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return w
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def setWidth(self,d):
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self.Width = d
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self.tracker.width(d)
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def setHeight(self,d):
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self.Height = d
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self.tracker.height(d)
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def setAlign(self,i):
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self.Align = ["Center","Left","Right"][i]
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def setContinue(self,i):
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self.continueCmd = bool(i)
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class _Wall(ArchComponent.Component):
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"The Wall object"
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def __init__(self,obj):
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ArchComponent.Component.__init__(self,obj)
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obj.addProperty("App::PropertyLength","Width","Base",
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str(translate("Arch","The width of this wall. Not used if this wall is based on a face")))
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obj.addProperty("App::PropertyLength","Height","Base",
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str(translate("Arch","The height of this wall. Keep 0 for automatic. Not used if this wall is based on a solid")))
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obj.addProperty("App::PropertyEnumeration","Align","Base",
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str(translate("Arch","The alignment of this wall on its base object, if applicable")))
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obj.addProperty("App::PropertyVector","Normal","Base",
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str(translate("Arch","The normal extrusion direction of this object (keep (0,0,0) for automatic normal)")))
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obj.addProperty("App::PropertyBool","ForceWire","Base",
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str(translate("Arch","If True, if this wall is based on a face, it will use its border wire as trace, and disconsider the face.")))
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obj.Align = ['Left','Right','Center']
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obj.ForceWire = False
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self.Type = "Wall"
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obj.Width = 0.1
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obj.Height = 0
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def execute(self,obj):
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self.createGeometry(obj)
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def onChanged(self,obj,prop):
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if prop in ["Base","Height","Width","Align","Additions","Subtractions"]:
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self.createGeometry(obj)
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def getSubVolume(self,base,width,delta=None):
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"returns a subvolume from a base object"
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import Part
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max_length = 0
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f = None
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for w in base.Shape.Wires:
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if w.BoundBox.DiagonalLength > max_length:
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max_length = w.BoundBox.DiagonalLength
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f = w
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if f:
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f = Part.Face(f)
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n = f.normalAt(0,0)
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v1 = DraftVecUtils.scaleTo(n,width)
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f.translate(v1)
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v2 = DraftVecUtils.neg(v1)
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v2 = DraftVecUtils.scale(v1,-2)
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f = f.extrude(v2)
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if delta:
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f.translate(delta)
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return f
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return None
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def createGeometry(self,obj):
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"builds the wall shape"
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if not obj.Base:
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return
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import Part, DraftGeomUtils
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flat = False
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if hasattr(obj.ViewObject,"DisplayMode"):
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flat = (obj.ViewObject.DisplayMode == "Flat 2D")
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width = 1.0
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if hasattr(obj,"Width"):
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if obj.Width:
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width = obj.Width
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def getbase(wire):
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"returns a full shape from a base wire"
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dvec = DraftGeomUtils.vec(wire.Edges[0]).cross(normal)
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dvec.normalize()
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if obj.Align == "Left":
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dvec = dvec.multiply(width)
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w2 = DraftGeomUtils.offsetWire(wire,dvec)
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w1 = Part.Wire(DraftGeomUtils.sortEdges(wire.Edges))
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sh = DraftGeomUtils.bind(w1,w2)
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elif obj.Align == "Right":
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dvec = dvec.multiply(width)
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dvec = DraftVecUtils.neg(dvec)
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w2 = DraftGeomUtils.offsetWire(wire,dvec)
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w1 = Part.Wire(DraftGeomUtils.sortEdges(wire.Edges))
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sh = DraftGeomUtils.bind(w1,w2)
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elif obj.Align == "Center":
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dvec = dvec.multiply(width/2)
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w1 = DraftGeomUtils.offsetWire(wire,dvec)
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dvec = DraftVecUtils.neg(dvec)
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w2 = DraftGeomUtils.offsetWire(wire,dvec)
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sh = DraftGeomUtils.bind(w1,w2)
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# fixing self-intersections
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sh.fix(0.1,0,1)
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if height and (not flat):
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norm = Vector(normal).multiply(height)
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sh = sh.extrude(norm)
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return sh
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pl = obj.Placement
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# getting default values
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height = normal = None
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if obj.Height:
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height = obj.Height
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else:
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for p in obj.InList:
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if Draft.getType(p) == "Floor":
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height = p.Height
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if not height: height = 1
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if obj.Normal == Vector(0,0,0):
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normal = Vector(0,0,1)
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else:
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normal = Vector(obj.Normal)
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# computing shape
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base = None
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if obj.Base.isDerivedFrom("Part::Feature"):
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if not obj.Base.Shape.isNull():
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base = obj.Base.Shape.copy()
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if base.Solids:
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pass
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elif base.Faces and (not obj.ForceWire):
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if height:
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norm = normal.multiply(height)
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base = base.extrude(norm)
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elif base.Wires:
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temp = None
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for wire in obj.Base.Shape.Wires:
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sh = getbase(wire)
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if temp:
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temp = temp.fuse(sh)
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else:
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temp = sh
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base = temp
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elif base.Edges:
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wire = Part.Wire(base.Edges)
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sh = getbase(wire)
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if sh:
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base = sh
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else:
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FreeCAD.Console.PrintError(str(translate("Arch","Error: Invalid base object")))
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if base:
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for app in obj.Additions:
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if hasattr(app,"Shape"):
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if app.Shape:
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if not app.Shape.isNull():
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base = base.fuse(app.Shape)
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app.ViewObject.hide() #to be removed
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for hole in obj.Subtractions:
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if Draft.getType(hole) == "Window":
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# window
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if hole.Base and obj.Width:
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f = self.getSubVolume(hole.Base,width)
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if f:
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base = base.cut(f)
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elif Draft.isClone(hole,"Window"):
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if hole.Objects[0].Base and width:
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f = self.getSubVolume(hole.Objects[0].Base,width,hole.Placement.Base)
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if f:
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base = base.cut(f)
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elif hasattr(hole,"Shape"):
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if hole.Shape:
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if not hole.Shape.isNull():
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base = base.cut(hole.Shape)
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hole.ViewObject.hide() # to be removed
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if not base.isNull():
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try:
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base = base.removeSplitter()
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except:
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FreeCAD.Console.PrintError(str(translate("Arch","Error removing splitter from wall shape")))
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obj.Shape = base
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if not DraftGeomUtils.isNull(pl):
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obj.Placement = pl
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class _ViewProviderWall(ArchComponent.ViewProviderComponent):
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"A View Provider for the Wall object"
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def __init__(self,vobj):
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ArchComponent.ViewProviderComponent.__init__(self,vobj)
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def getIcon(self):
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return ":/icons/Arch_Wall_Tree.svg"
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def getDisplayModes(self,vobj):
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return ["Flat 2D"]
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def setDisplayMode(self,mode):
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self.Object.Proxy.createGeometry(self.Object)
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if mode == "Flat 2D":
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return "Flat Lines"
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else:
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return mode
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def attach(self,vobj):
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self.Object = vobj.Object
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return
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FreeCADGui.addCommand('Arch_Wall',_CommandWall())
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