80dbfd5814
Removes unused imports as reported by LGTM. There are exceptions: `import Arch_rc` is shown as an alert, but has side effects. It's not clear what the best thing to do in those cases is, so I've left them for now.
214 lines
8.9 KiB
Python
214 lines
8.9 KiB
Python
#***************************************************************************
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#* Copyright (c) 2016 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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from __future__ import print_function
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__title__ = "FreeCAD SweetHome3D Importer"
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__author__ = "Yorik van Havre"
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__url__ = "https://www.freecadweb.org"
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import os,zipfile,xml.sax,FreeCAD,Part,Draft,Arch,Mesh,tempfile,math
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## @package importSH3D
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# \ingroup ARCH
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# \brief SH3D (SweetHome3D) file format importer
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#
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# This module provides tools to import SH3D files created from Sweet Home 3D.
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DEBUG = True
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if open.__module__ in ['__builtin__','io']:
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pyopen = open # because we'll redefine open below
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def open(filename):
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"called when freecad wants to open a file"
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docname = (os.path.splitext(os.path.basename(filename))[0]).encode("utf8")
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doc = FreeCAD.newDocument(docname)
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doc.Label = decode(docname)
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FreeCAD.ActiveDocument = doc
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read(filename)
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return doc
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def insert(filename,docname):
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"called when freecad wants to import a file"
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try:
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doc = FreeCAD.getDocument(docname)
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except NameError:
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doc = FreeCAD.newDocument(docname)
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FreeCAD.ActiveDocument = doc
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read(filename)
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return doc
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def decode(name):
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"decodes encoded strings"
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try:
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decodedName = (name.decode("utf8"))
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except UnicodeDecodeError:
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try:
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decodedName = (name.decode("latin1"))
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except UnicodeDecodeError:
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FreeCAD.Console.PrintError(translate("Arch","Error: Couldn't determine character encoding"))
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decodedName = name
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return decodedName
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def read(filename):
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"reads the file and creates objects in the active document"
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z = zipfile.ZipFile(filename)
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homexml = z.read("Home.xml")
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handler = SH3DHandler(z)
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xml.sax.parseString(homexml,handler)
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FreeCAD.ActiveDocument.recompute()
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if not handler.makeIndividualWalls:
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delete = []
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walls = []
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for k,lines in handler.lines.items():
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sk = FreeCAD.ActiveDocument.addObject("Sketcher::SketchObject","Walls_trace")
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for l in lines:
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for edge in l.Shape.Edges:
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sk.addGeometry(edge.Curve)
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delete.append(l.Name)
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FreeCAD.ActiveDocument.recompute()
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k = k.split(";")
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walls.append(Arch.makeWall(baseobj=sk,width=float(k[0]),height=float(k[1])))
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for d in delete:
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FreeCAD.ActiveDocument.removeObject(d)
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w = walls.pop()
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w.Additions = walls
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w.Subtractions = handler.windows
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g = FreeCAD.ActiveDocument.addObject("App::DocumentObjectGroup","Furniture")
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g.Group = handler.furniture
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FreeCAD.ActiveDocument.recompute()
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class SH3DHandler(xml.sax.ContentHandler):
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def __init__(self,z):
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self.makeIndividualWalls = False
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self.z = z
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self.windows = []
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self.furniture = []
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self.lines = {}
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def startElement(self, tag, attributes):
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if tag == "wall":
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name = attributes["id"]
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p1 = FreeCAD.Vector(float(attributes["xStart"])*10,float(attributes["yStart"])*10,0)
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p2 = FreeCAD.Vector(float(attributes["xEnd"])*10,float(attributes["yEnd"])*10,0)
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height = float(attributes["height"])*10
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thickness = float(attributes["thickness"])*10
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if DEBUG: print("Creating wall: ",name)
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line = Draft.makeLine(p1,p2)
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if self.makeIndividualWalls:
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wall = Arch.makeWall(baseobj=line,width=thickness,height=height,name=name)
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wall.Label = name
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else:
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self.lines.setdefault(str(thickness)+";"+str(height),[]).append(line)
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elif tag == "pieceOfFurniture":
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name = attributes["name"]
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data = self.z.read(attributes["model"])
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th,tf = tempfile.mkstemp(suffix=".obj")
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f = pyopen(tf,"wb")
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f.write(data)
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f.close()
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os.close(th)
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m = Mesh.read(tf)
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fx = (float(attributes["width"])/100)/m.BoundBox.XLength
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fy = (float(attributes["height"])/100)/m.BoundBox.YLength
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fz = (float(attributes["depth"])/100)/m.BoundBox.ZLength
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mat = FreeCAD.Matrix()
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mat.scale(1000*fx,1000*fy,1000*fz)
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mat.rotateX(math.pi/2)
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mat.rotateZ(math.pi)
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if DEBUG: print("Creating furniture: ",name)
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if "angle" in attributes.keys():
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mat.rotateZ(float(attributes["angle"]))
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m.transform(mat)
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os.remove(tf)
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p = m.BoundBox.Center.negative()
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p = p.add(FreeCAD.Vector(float(attributes["x"])*10,float(attributes["y"])*10,0))
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p = p.add(FreeCAD.Vector(0,0,m.BoundBox.Center.z-m.BoundBox.ZMin))
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m.Placement.Base = p
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obj = FreeCAD.ActiveDocument.addObject("Mesh::Feature",name)
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obj.Mesh = m
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self.furniture.append(obj)
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elif tag == "doorOrWindow":
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name = attributes["name"]
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data = self.z.read(attributes["model"])
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th,tf = tempfile.mkstemp(suffix=".obj")
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f = pyopen(tf,"wb")
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f.write(data)
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f.close()
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os.close(th)
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m = Mesh.read(tf)
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fx = (float(attributes["width"])/100)/m.BoundBox.XLength
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fy = (float(attributes["height"])/100)/m.BoundBox.YLength
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fz = (float(attributes["depth"])/100)/m.BoundBox.ZLength
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mat = FreeCAD.Matrix()
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mat.scale(1000*fx,1000*fy,1000*fz)
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mat.rotateX(math.pi/2)
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m.transform(mat)
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b = m.BoundBox
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v1 = FreeCAD.Vector(b.XMin,b.YMin-500,b.ZMin)
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v2 = FreeCAD.Vector(b.XMax,b.YMin-500,b.ZMin)
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v3 = FreeCAD.Vector(b.XMax,b.YMax+500,b.ZMin)
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v4 = FreeCAD.Vector(b.XMin,b.YMax+500,b.ZMin)
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sub = Part.makePolygon([v1,v2,v3,v4,v1])
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sub = Part.Face(sub)
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sub = sub.extrude(FreeCAD.Vector(0,0,b.ZLength))
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os.remove(tf)
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shape = Arch.getShapeFromMesh(m)
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if not shape:
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shape=Part.Shape()
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shape.makeShapeFromMesh(m.Topology,0.100000)
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shape = shape.removeSplitter()
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if shape:
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if DEBUG: print("Creating window: ",name)
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if "angle" in attributes.keys():
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shape.rotate(shape.BoundBox.Center,FreeCAD.Vector(0,0,1),math.degrees(float(attributes["angle"])))
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sub.rotate(shape.BoundBox.Center,FreeCAD.Vector(0,0,1),math.degrees(float(attributes["angle"])))
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p = shape.BoundBox.Center.negative()
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p = p.add(FreeCAD.Vector(float(attributes["x"])*10,float(attributes["y"])*10,0))
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p = p.add(FreeCAD.Vector(0,0,shape.BoundBox.Center.z-shape.BoundBox.ZMin))
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if "elevation" in attributes.keys():
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p = p.add(FreeCAD.Vector(0,0,float(attributes["elevation"])*10))
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shape.translate(p)
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sub.translate(p)
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obj = FreeCAD.ActiveDocument.addObject("Part::Feature",name+"_body")
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obj.Shape = shape
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subobj = FreeCAD.ActiveDocument.addObject("Part::Feature",name+"_sub")
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subobj.Shape = sub
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if FreeCAD.GuiUp:
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subobj.ViewObject.hide()
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win = Arch.makeWindow(baseobj=obj,name=name)
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win.Label = name
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win.Subvolume = subobj
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self.windows.append(win)
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else:
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print("importSH3D: Error creating shape for door/window "+name)
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