FreeCAD/src/Mod/Arch/ArchStructure.py

967 lines
44 KiB
Python

#***************************************************************************
#* *
#* Copyright (c) 2011 *
#* 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 *
#* *
#***************************************************************************
#Modified 2016-01-03 JAndersM
import FreeCAD,Draft,ArchComponent,DraftVecUtils,ArchCommands
from FreeCAD import Vector
import ArchProfile
if FreeCAD.GuiUp:
import FreeCADGui
from PySide import QtCore, QtGui
from DraftTools import translate
from PySide.QtCore import QT_TRANSLATE_NOOP
else:
# \cond
def translate(ctxt,txt):
return txt
def QT_TRANSLATE_NOOP(ctxt,txt):
return txt
# \endcond
## @package ArchStructure
# \ingroup ARCH
# \brief The Structure object and tools
#
# This module provides tools to build Structure objects.
# Structure elements are beams, columns, slabs, and other
# elements that have a structural function, that is, that
# support other parts of the building.
__title__="FreeCAD Structure"
__author__ = "Yorik van Havre"
__url__ = "http://www.freecadweb.org"
# Possible roles for structural elements
Roles = ["Beam","Column","Slab","Wall","Curtain Wall","Roof","Foundation","Pile","Tendon"]
#Reads preset profiles and categorizes them
Categories=[]
Presets=ArchProfile.readPresets()
for pre in Presets:
if pre[1] not in Categories:
Categories.append(pre[1])
def makeStructure(baseobj=None,length=None,width=None,height=None,name="Structure"):
'''makeStructure([obj],[length],[width],[heigth],[swap]): creates a
structure element based on the given profile object and the given
extrusion height. If no base object is given, you can also specify
length and width for a cubic object.'''
p = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Arch")
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
obj.Label = translate("Arch",name)
_Structure(obj)
if FreeCAD.GuiUp:
_ViewProviderStructure(obj.ViewObject)
if baseobj:
obj.Base = baseobj
if FreeCAD.GuiUp:
obj.Base.ViewObject.hide()
if width:
obj.Width = width
else:
obj.Width = p.GetFloat("StructureWidth",100)
if height:
obj.Height = height
else:
obj.Height = p.GetFloat("StructureHeight",1000)
if length:
obj.Length = length
else:
if not baseobj:
# don't set the length if we have a base object, otherwise the lenght X height calc
# gets wrong
obj.Length = p.GetFloat("StructureLength",100)
if obj.Height > obj.Length:
obj.Role = "Column"
return obj
def makeStructuralSystem(objects=[],axes=[],name="StructuralSystem"):
'''makeStructuralSystem(objects,axes): makes a structural system
based on the given objects and axes'''
result = []
if not axes:
print "At least one axis must be given"
return
if objects:
if not isinstance(objects,list):
objects = [objects]
else:
objects = [None]
for o in objects:
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
obj.Label = translate("Arch",name)
_StructuralSystem(obj)
if FreeCAD.GuiUp:
_ViewProviderStructuralSystem(obj.ViewObject)
if o:
obj.Base = o
obj.Axes = axes
result.append(obj)
if FreeCAD.GuiUp and o:
o.ViewObject.hide()
Draft.formatObject(obj,o)
FreeCAD.ActiveDocument.recompute()
if len(result) == 1:
return result[0]
else:
return result
class _CommandStructure:
"the Arch Structure command definition"
def GetResources(self):
return {'Pixmap' : 'Arch_Structure',
'MenuText': QT_TRANSLATE_NOOP("Arch_Structure","Structure"),
'Accel': "S, T",
'ToolTip': QT_TRANSLATE_NOOP("Arch_Structure","Creates a structure object from scratch or from a selected object (sketch, wire, face or solid)")}
def IsActive(self):
return not FreeCAD.ActiveDocument is None
def Activated(self):
p = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Arch")
self.Length = p.GetFloat("StructureLength",100)
self.Width = p.GetFloat("StructureWidth",100)
self.Height = p.GetFloat("StructureHeight",1000)
self.Profile = None
self.continueCmd = False
sel = FreeCADGui.Selection.getSelection()
if sel:
st = Draft.getObjectsOfType(sel,"Structure")
ax = Draft.getObjectsOfType(sel,"Axis")
if ax:
FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Create Structural System")))
FreeCADGui.addModule("Arch")
if st:
FreeCADGui.doCommand("Arch.makeStructuralSystem(" + ArchCommands.getStringList(st) + "," + ArchCommands.getStringList(ax) + ")")
else:
FreeCADGui.doCommand("Arch.makeStructuralSystem(axes=" + ArchCommands.getStringList(ax) + ")")
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
return
elif not(ax) and not(st):
FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Create Structure")))
FreeCADGui.addModule("Arch")
for obj in sel:
FreeCADGui.doCommand("Arch.makeStructure(FreeCAD.ActiveDocument." + obj.Name + ")")
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
return
# interactive mode
if hasattr(FreeCAD,"DraftWorkingPlane"):
FreeCAD.DraftWorkingPlane.setup()
import DraftTrackers,ArchPrecast
self.points = []
self.tracker = DraftTrackers.boxTracker()
self.tracker.width(self.Width)
self.tracker.height(self.Height)
self.tracker.length(self.Length)
self.tracker.on()
self.precast = ArchPrecast._PrecastTaskPanel()
self.dents = ArchPrecast._DentsTaskPanel()
self.precast.Dents = self.dents
FreeCADGui.Snapper.getPoint(callback=self.getPoint,movecallback=self.update,extradlg=[self.taskbox(),self.precast.form,self.dents.form])
def getPoint(self,point=None,obj=None):
"this function is called by the snapper when it has a 3D point"
self.tracker.finalize()
if point == None:
return
FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Create Structure")))
FreeCADGui.addModule("Arch")
if self.Profile is not None:
if "Precast" in self.Profile:
# precast concrete
args = self.precast.getValues()
args["PrecastType"] = self.Profile.split("_")[1]
args["Length"] = self.Length
args["Width"] = self.Width
args["Height"] = self.Height
argstring = ""
# fix for precast placement, since their (0,0) point is the lower left corner
point = FreeCAD.Vector(point.x-self.Length/2,point.y-self.Width/2,point.z)
for pair in args.items():
argstring += pair[0].lower() + "="
if isinstance(pair[1],str):
argstring += '"' + pair[1] + '",'
else:
argstring += str(pair[1]) + ","
FreeCADGui.addModule("ArchPrecast")
FreeCADGui.doCommand("s = ArchPrecast.makePrecast("+argstring+")")
else:
# metal profile
FreeCADGui.doCommand('p = Arch.makeProfile('+str(self.Profile)+')')
if self.Length == self.Profile[4]:
# vertical
FreeCADGui.doCommand('s = Arch.makeStructure(p,height='+str(self.Height)+')')
else:
# horizontal
FreeCADGui.doCommand('s = Arch.makeStructure(p,height='+str(self.Length)+')')
FreeCADGui.doCommand('s.Placement.Rotation = FreeCAD.Rotation(-0.5,0.5,-0.5,0.5)')
FreeCADGui.doCommand('s.Profile = "'+self.Profile[2]+'"')
else :
FreeCADGui.doCommand('s = Arch.makeStructure(length='+str(self.Length)+',width='+str(self.Width)+',height='+str(self.Height)+')')
FreeCADGui.doCommand('s.Placement.Base = '+DraftVecUtils.toString(point))
FreeCADGui.doCommand('s.Placement.Rotation=s.Placement.Rotation.multiply(FreeCAD.DraftWorkingPlane.getRotation().Rotation)')
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
if self.continueCmd:
self.Activated()
def _createItemlist(self, baselist) :
ilist=[]
for p in baselist:
ilist.append(p[2]+" ("+str(p[4])+"x"+str(p[5])+"mm)")
return ilist
def taskbox(self):
"sets up a taskbox widget"
w = QtGui.QWidget()
ui = FreeCADGui.UiLoader()
w.setWindowTitle(translate("Arch","Structure options").decode("utf8"))
grid = QtGui.QGridLayout(w)
# categories box
labelc = QtGui.QLabel(translate("Arch","Category").decode("utf8"))
valuec = QtGui.QComboBox()
valuec.addItems([" ","Precast concrete"]+Categories)
grid.addWidget(labelc,0,0,1,1)
grid.addWidget(valuec,0,1,1,1)
# presets box
labelp = QtGui.QLabel(translate("Arch","Preset").decode("utf8"))
self.vPresets = QtGui.QComboBox()
self.pSelect = [None]
fpresets = [" "]
self.vPresets.addItems(fpresets)
grid.addWidget(labelp,1,0,1,1)
grid.addWidget(self.vPresets,1,1,1,1)
# length
label1 = QtGui.QLabel(translate("Arch","Length").decode("utf8"))
self.vLength = ui.createWidget("Gui::InputField")
self.vLength.setText(FreeCAD.Units.Quantity(self.Length,FreeCAD.Units.Length).UserString)
grid.addWidget(label1,2,0,1,1)
grid.addWidget(self.vLength,2,1,1,1)
# width
label2 = QtGui.QLabel(translate("Arch","Width").decode("utf8"))
self.vWidth = ui.createWidget("Gui::InputField")
self.vWidth.setText(FreeCAD.Units.Quantity(self.Width,FreeCAD.Units.Length).UserString)
grid.addWidget(label2,3,0,1,1)
grid.addWidget(self.vWidth,3,1,1,1)
# height
label3 = QtGui.QLabel(translate("Arch","Height").decode("utf8"))
self.vHeight = ui.createWidget("Gui::InputField")
self.vHeight.setText(FreeCAD.Units.Quantity(self.Height,FreeCAD.Units.Length).UserString)
grid.addWidget(label3,4,0,1,1)
grid.addWidget(self.vHeight,4,1,1,1)
# horizontal button
value5 = QtGui.QPushButton(translate("Arch","Switch L/H").decode("utf8"))
grid.addWidget(value5,5,0,1,1)
value6 = QtGui.QPushButton(translate("Arch","Switch L/W").decode("utf8"))
grid.addWidget(value6,5,1,1,1)
# continue button
label4 = QtGui.QLabel(translate("Arch","Con&tinue").decode("utf8"))
value4 = QtGui.QCheckBox()
value4.setObjectName("ContinueCmd")
value4.setLayoutDirection(QtCore.Qt.RightToLeft)
label4.setBuddy(value4)
if hasattr(FreeCADGui,"draftToolBar"):
value4.setChecked(FreeCADGui.draftToolBar.continueMode)
self.continueCmd = FreeCADGui.draftToolBar.continueMode
grid.addWidget(label4,6,0,1,1)
grid.addWidget(value4,6,1,1,1)
QtCore.QObject.connect(valuec,QtCore.SIGNAL("currentIndexChanged(int)"),self.setCategory)
QtCore.QObject.connect(self.vPresets,QtCore.SIGNAL("currentIndexChanged(int)"),self.setPreset)
QtCore.QObject.connect(self.vLength,QtCore.SIGNAL("valueChanged(double)"),self.setLength)
QtCore.QObject.connect(self.vWidth,QtCore.SIGNAL("valueChanged(double)"),self.setWidth)
QtCore.QObject.connect(self.vHeight,QtCore.SIGNAL("valueChanged(double)"),self.setHeight)
QtCore.QObject.connect(value4,QtCore.SIGNAL("stateChanged(int)"),self.setContinue)
QtCore.QObject.connect(value5,QtCore.SIGNAL("pressed()"),self.rotateLH)
QtCore.QObject.connect(value6,QtCore.SIGNAL("pressed()"),self.rotateLW)
return w
def update(self,point,info):
"this function is called by the Snapper when the mouse is moved"
if FreeCADGui.Control.activeDialog():
if self.Height >= self.Length:
delta = Vector(0,0,self.Height/2)
else:
delta = Vector(self.Length/2,0,0)
self.tracker.pos(point.add(delta))
def setWidth(self,d):
self.Width = d
self.tracker.width(d)
def setHeight(self,d):
self.Height = d
self.tracker.height(d)
def setLength(self,d):
self.Length = d
self.tracker.length(d)
def setContinue(self,i):
self.continueCmd = bool(i)
if hasattr(FreeCADGui,"draftToolBar"):
FreeCADGui.draftToolBar.continueMode = bool(i)
def setCategory(self,i):
self.vPresets.clear()
if i > 1:
self.precast.form.hide()
self.pSelect = [p for p in Presets if p[1] == Categories[i-2]]
fpresets = self._createItemlist(self.pSelect)
self.vPresets.addItems(fpresets)
self.setPreset(0)
elif i == 1:
self.precast.form.show()
self.pSelect = self.precast.PrecastTypes
fpresets = self.precast.PrecastTypes
self.vPresets.addItems(fpresets)
self.setPreset(0)
else:
self.precast.form.hide()
self.pSelect = [None]
fpresets = [" "]
self.vPresets.addItems(fpresets)
def setPreset(self,i):
self.Profile = None
elt = self.pSelect[i]
if elt:
if elt in self.precast.PrecastTypes:
self.precast.setPreset(elt)
self.Profile = "Precast_" + elt
if elt in ["Pillar","Beam"]:
self.dents.form.show()
else:
self.dents.form.hide()
else:
p=elt[0]
self.vLength.setText(FreeCAD.Units.Quantity(float(Presets[p][4]),FreeCAD.Units.Length).UserString)
self.vWidth.setText(FreeCAD.Units.Quantity(float(Presets[p][5]),FreeCAD.Units.Length).UserString)
self.Profile = Presets[p]
def rotateLH(self):
h = self.Height
l = self.Length
self.vLength.setText(FreeCAD.Units.Quantity(h,FreeCAD.Units.Length).UserString)
self.vHeight.setText(FreeCAD.Units.Quantity(l,FreeCAD.Units.Length).UserString)
def rotateLW(self):
w = self.Width
l = self.Length
self.vLength.setText(FreeCAD.Units.Quantity(w,FreeCAD.Units.Length).UserString)
self.vWidth.setText(FreeCAD.Units.Quantity(l,FreeCAD.Units.Length).UserString)
class _Structure(ArchComponent.Component):
"The Structure object"
def __init__(self,obj):
ArchComponent.Component.__init__(self,obj)
obj.addProperty("App::PropertyLink","Tool","Arch",QT_TRANSLATE_NOOP("App::Property","An optional extrusion path for this element"))
obj.addProperty("App::PropertyLength","Length","Arch",QT_TRANSLATE_NOOP("App::Property","The length of this element, if not based on a profile"))
obj.addProperty("App::PropertyLength","Width","Arch",QT_TRANSLATE_NOOP("App::Property","The width of this element, if not based on a profile"))
obj.addProperty("App::PropertyLength","Height","Arch",QT_TRANSLATE_NOOP("App::Property","The height or extrusion depth of this element. Keep 0 for automatic"))
obj.addProperty("App::PropertyLinkList","Armatures","Arch",QT_TRANSLATE_NOOP("App::Property","Armatures contained in this element"))
obj.addProperty("App::PropertyVector","Normal","Arch",QT_TRANSLATE_NOOP("App::Property","The normal extrusion direction of this object (keep (0,0,0) for automatic normal)"))
obj.addProperty("App::PropertyVectorList","Nodes","Arch",QT_TRANSLATE_NOOP("App::Property","The structural nodes of this element"))
obj.addProperty("App::PropertyString","Profile","Arch",QT_TRANSLATE_NOOP("App::Property","A description of the standard profile this element is based upon"))
obj.addProperty("App::PropertyDistance","NodesOffset","Arch",QT_TRANSLATE_NOOP("App::Property","Offset distance between the centerline and the nodes line"))
obj.addProperty("App::PropertyEnumeration","FaceMaker","Arch",QT_TRANSLATE_NOOP("App::Property","The facemaker type to use to build the profile of this object"))
self.Type = "Structure"
obj.FaceMaker = ["None","Simple","Cheese","Bullseye"]
obj.Role = Roles
def execute(self,obj):
"creates the structure shape"
import Part, DraftGeomUtils
if self.clone(obj):
return
import Part, DraftGeomUtils
base = None
pl = obj.Placement
extdata = self.getExtrusionData(obj)
if extdata:
base = extdata[0]
base.Placement = extdata[2].multiply(base.Placement)
extv = extdata[2].Rotation.multVec(extdata[1])
if obj.Tool:
try:
base = obj.Tool.Shape.copy().makePipe(obj.Base.Shape.copy())
except Part.OCCError:
FreeCAD.Console.PrintError(translate("Arch","Error: The base shape couldn't be extruded along this tool object")+"\n")
return
else:
base = base.extrude(extv)
if obj.Base:
if obj.Base.isDerivedFrom("Part::Feature"):
if obj.Base.Shape.isNull():
return
if not obj.Base.Shape.isValid():
if not obj.Base.Shape.Solids:
# let pass invalid objects if they have solids...
return
elif obj.Base.Shape.Solids:
base = obj.Base.Shape.copy()
elif obj.Base.isDerivedFrom("Mesh::Feature"):
if obj.Base.Mesh.isSolid():
if obj.Base.Mesh.countComponents() == 1:
sh = ArchCommands.getShapeFromMesh(obj.Base.Mesh)
if sh.isClosed() and sh.isValid() and sh.Solids and (not sh.isNull()):
base = sh
else:
FreeCAD.Console.PrintWarning(translate("Arch","This mesh is an invalid solid")+"\n")
obj.Base.ViewObject.show()
if not base:
FreeCAD.Console.PrintError(translate("Arch","Error: Invalid base object")+"\n")
return
base = self.processSubShapes(obj,base,pl)
self.applyShape(obj,base,pl)
def getExtrusionData(self,obj):
"""returns (shape,extrusion vector,placement) or None"""
import Part,DraftGeomUtils
data = ArchComponent.Component.getExtrusionData(self,obj)
if data:
return data
length = obj.Length.Value
width = obj.Width.Value
height = obj.Height.Value
normal = None
if not height:
for p in obj.InList:
if Draft.getType(p) == "Floor":
if p.Height.Value:
height = p.Height.Value
base = None
placement = None
if obj.Base:
if obj.Base.isDerivedFrom("Part::Feature"):
if obj.Base.Shape:
if obj.Base.Shape.Solids:
return None
elif obj.Base.Shape.Faces:
if not DraftGeomUtils.isCoplanar(obj.Base.Shape.Faces):
return None
else:
base,placement = self.rebase(obj.Base.Shape)
normal = obj.Base.Shape.Faces[0].normalAt(0,0)
elif obj.Base.Shape.Wires:
baseface = None
if hasattr(obj,"FaceMaker"):
if obj.FaceMaker != "None":
try:
baseface = Part.makeFace(obj.Base.Shape.Wires,"Part::FaceMaker"+str(obj.FaceMaker))
except:
FreeCAD.Console.PrintError(translate("Arch","Facemaker returned an error")+"\n")
return None
if len(baseface.Faces) > 1:
baseface = baseface.Faces[0]
normal = baseface.normalAt(0,0)
if not baseface:
for w in obj.Base.Shape.Wires:
w.fix(0.1,0,1) # fixes self-intersecting wires
f = Part.Face(w)
if baseface:
baseface = baseface.fuse(f)
else:
baseface = f
normal = f.normalAt(0,0)
base,placement = self.rebase(baseface)
elif (len(obj.Base.Shape.Edges) == 1) and (len(obj.Base.Shape.Vertexes) == 1):
# closed edge
w = Part.Wire(obj.Base.Shape.Edges[0])
baseface = Part.Face(w)
base,placement = self.rebase(baseface)
elif length and width and height:
if (length > height) and (obj.Role != "Slab"):
h2 = height/2 or 0.5
w2 = width/2 or 0.5
v1 = Vector(0,-w2,-h2)
v2 = Vector(0,-w2,h2)
v3 = Vector(0,w2,h2)
v4 = Vector(0,w2,-h2)
else:
l2 = length/2 or 0.5
w2 = width/2 or 0.5
v1 = Vector(-l2,-w2,0)
v2 = Vector(l2,-w2,0)
v3 = Vector(l2,w2,0)
v4 = Vector(-l2,w2,0)
import Part
baseface = Part.Face(Part.makePolygon([v1,v2,v3,v4,v1]))
base,placement = self.rebase(baseface)
if base and placement:
if obj.Normal == Vector(0,0,0):
if not normal:
normal = Vector(0,0,1)
else:
normal = Vector(obj.Normal)
if (length > height) and (obj.Role != "Slab"):
extrusion = normal.multiply(length)
else:
extrusion = normal.multiply(height)
return (base,extrusion,placement)
return None
def onChanged(self,obj,prop):
self.hideSubobjects(obj,prop)
if prop in ["Shape","ResetNodes","NodesOffset"]:
# ResetNodes is not a property but it allows us to use this function to force reset the nodes
nodes = None
extdata = self.getExtrusionData(obj)
if extdata:
nodes = extdata[0]
nodes.Placement = nodes.Placement.multiply(extdata[2])
if obj.Role not in ["Slab"]:
if obj.Tool:
nodes = obj.Tool.Shape
elif extdata[1].Length > 0:
if hasattr(nodes,"CenterOfMass"):
import Part
nodes = Part.LineSegment(nodes.CenterOfMass,nodes.CenterOfMass.add(extdata[1])).toShape()
offset = FreeCAD.Vector()
if hasattr(obj,"NodesOffset"):
offset = FreeCAD.Vector(0,0,obj.NodesOffset.Value)
if obj.Nodes and (prop != "ResetNodes"):
if hasattr(self,"nodes"):
if self.nodes:
if obj.Nodes != self.nodes:
# nodes are set manually: don't touch them
return
else:
# nodes haven't been calculated yet, but are set (file load)
# we set the nodes now but don't change the property
if nodes:
self.nodes = [v.Point.add(offset) for v in nodes.Vertexes]
return
# we set the nodes
if nodes:
self.nodes = [v.Point.add(offset) for v in nodes.Vertexes]
obj.Nodes = self.nodes
ArchComponent.Component.onChanged(self,obj.prop)
def getNodeEdges(self,obj):
"returns a list of edges from stuctural nodes"
edges = []
if obj.Nodes:
import Part
for i in range(len(obj.Nodes)-1):
edges.append(Part.LineSegment(obj.Placement.multVec(obj.Nodes[i]),obj.Placement.multVec(obj.Nodes[i+1])).toShape())
if hasattr(obj.ViewObject,"NodeType"):
if (obj.ViewObject.NodeType == "Area") and (len(obj.Nodes) > 2):
edges.append(Part.LineSegment(obj.Placement.multVec(obj.Nodes[-1]),obj.Placement.multVec(obj.Nodes[0])).toShape())
return edges
class _ViewProviderStructure(ArchComponent.ViewProviderComponent):
"A View Provider for the Structure object"
def __init__(self,vobj):
ArchComponent.ViewProviderComponent.__init__(self,vobj)
vobj.addProperty("App::PropertyBool","ShowNodes","Arch",QT_TRANSLATE_NOOP("App::Property","If the nodes are visible or not")).ShowNodes = False
vobj.addProperty("App::PropertyFloat","NodeLine","Base",QT_TRANSLATE_NOOP("App::Property","The width of the nodes line"))
vobj.addProperty("App::PropertyFloat","NodeSize","Base",QT_TRANSLATE_NOOP("App::Property","The size of the node points"))
vobj.addProperty("App::PropertyColor","NodeColor","Base",QT_TRANSLATE_NOOP("App::Property","The color of the nodes line"))
vobj.addProperty("App::PropertyEnumeration","NodeType","Arch",QT_TRANSLATE_NOOP("App::Property","The type of structural node"))
vobj.NodeColor = (1.0,1.0,1.0,1.0)
vobj.NodeSize = 6
vobj.NodeType = ["Linear","Area"]
vobj.ShapeColor = ArchCommands.getDefaultColor("Structure")
def getIcon(self):
import Arch_rc
if hasattr(self,"Object"):
if hasattr(self.Object,"CloneOf"):
if self.Object.CloneOf:
return ":/icons/Arch_Structure_Clone.svg"
return ":/icons/Arch_Structure_Tree.svg"
def updateData(self,obj,prop):
if prop == "Nodes":
if obj.Nodes:
if hasattr(self,"nodes"):
p = []
self.pointset.numPoints.setValue(0)
self.lineset.coordIndex.deleteValues(0)
self.faceset.coordIndex.deleteValues(0)
for n in obj.Nodes:
p.append([n.x,n.y,n.z])
self.coords.point.setValues(0,len(p),p)
self.pointset.numPoints.setValue(len(p))
self.lineset.coordIndex.setValues(0,len(p)+1,range(len(p))+[-1])
if hasattr(obj.ViewObject,"NodeType"):
if (obj.ViewObject.NodeType == "Area") and (len(p) > 2):
self.coords.point.set1Value(len(p),p[0][0],p[0][1],p[0][2])
self.lineset.coordIndex.setValues(0,len(p)+2,range(len(p)+1)+[-1])
self.faceset.coordIndex.setValues(0,len(p)+1,range(len(p))+[-1])
elif prop == "Role":
if hasattr(obj.ViewObject,"NodeType"):
if obj.Role == "Slab":
obj.ViewObject.NodeType = "Area"
else:
obj.ViewObject.NodeType = "Linear"
ArchComponent.ViewProviderComponent.updateData(self,obj,prop)
def onChanged(self,vobj,prop):
if prop == "ShowNodes":
if hasattr(self,"nodes"):
vobj.Annotation.removeChild(self.nodes)
del self.nodes
if vobj.ShowNodes:
from pivy import coin
self.nodes = coin.SoAnnotation()
self.coords = coin.SoCoordinate3()
self.mat = coin.SoMaterial()
self.pointstyle = coin.SoDrawStyle()
self.pointstyle.style = coin.SoDrawStyle.POINTS
self.pointset = coin.SoType.fromName("SoBrepPointSet").createInstance()
self.linestyle = coin.SoDrawStyle()
self.linestyle.style = coin.SoDrawStyle.LINES
self.lineset = coin.SoType.fromName("SoBrepEdgeSet").createInstance()
self.facestyle = coin.SoDrawStyle()
self.facestyle.style = coin.SoDrawStyle.FILLED
self.shapehints = coin.SoShapeHints()
self.shapehints.faceType = coin.SoShapeHints.UNKNOWN_FACE_TYPE
self.fmat = coin.SoMaterial()
self.fmat.transparency.setValue(0.75)
self.faceset = coin.SoIndexedFaceSet()
self.nodes.addChild(self.coords)
self.nodes.addChild(self.mat)
self.nodes.addChild(self.pointstyle)
self.nodes.addChild(self.pointset)
self.nodes.addChild(self.linestyle)
self.nodes.addChild(self.lineset)
self.nodes.addChild(self.facestyle)
self.nodes.addChild(self.shapehints)
self.nodes.addChild(self.fmat)
self.nodes.addChild(self.faceset)
vobj.Annotation.addChild(self.nodes)
self.updateData(vobj.Object,"Nodes")
self.onChanged(vobj,"NodeColor")
self.onChanged(vobj,"NodeLine")
self.onChanged(vobj,"NodeSize")
elif prop == "NodeColor":
if hasattr(self,"mat"):
l = vobj.NodeColor
self.mat.diffuseColor.setValue([l[0],l[1],l[2]])
self.fmat.diffuseColor.setValue([l[0],l[1],l[2]])
elif prop == "NodeLine":
if hasattr(self,"linestyle"):
self.linestyle.lineWidth = vobj.NodeLine
elif prop == "NodeSize":
if hasattr(self,"pointstyle"):
self.pointstyle.pointSize = vobj.NodeSize
elif prop == "NodeType":
self.updateData(vobj.Object,"Nodes")
ArchComponent.ViewProviderComponent.onChanged(self,vobj,prop)
def setEdit(self,vobj,mode):
if mode == 0:
taskd = StructureTaskPanel(vobj.Object)
taskd.obj = self.Object
taskd.update()
FreeCADGui.Control.showDialog(taskd)
return True
return False
class StructureTaskPanel(ArchComponent.ComponentTaskPanel):
def __init__(self,obj):
ArchComponent.ComponentTaskPanel.__init__(self)
self.optwid = QtGui.QWidget()
self.optwid.setWindowTitle(QtGui.QApplication.translate("Arch", "Node Tools", None))
lay = QtGui.QVBoxLayout(self.optwid)
self.resetButton = QtGui.QPushButton(self.optwid)
self.resetButton.setIcon(QtGui.QIcon(":/icons/edit-undo.svg"))
self.resetButton.setText(QtGui.QApplication.translate("Arch", "Reset nodes", None))
lay.addWidget(self.resetButton)
QtCore.QObject.connect(self.resetButton, QtCore.SIGNAL("clicked()"), self.resetNodes)
self.editButton = QtGui.QPushButton(self.optwid)
self.editButton.setIcon(QtGui.QIcon(":/icons/Draft_Edit.svg"))
self.editButton.setText(QtGui.QApplication.translate("Arch", "Edit nodes", None))
lay.addWidget(self.editButton)
QtCore.QObject.connect(self.editButton, QtCore.SIGNAL("clicked()"), self.editNodes)
self.extendButton = QtGui.QPushButton(self.optwid)
self.extendButton.setIcon(QtGui.QIcon(":/icons/Snap_Perpendicular.svg"))
self.extendButton.setText(QtGui.QApplication.translate("Arch", "Extend nodes", None))
self.extendButton.setToolTip(QtGui.QApplication.translate("Arch", "Extends the nodes of this element to reach the nodes of another element", None))
lay.addWidget(self.extendButton)
QtCore.QObject.connect(self.extendButton, QtCore.SIGNAL("clicked()"), self.extendNodes)
self.connectButton = QtGui.QPushButton(self.optwid)
self.connectButton.setIcon(QtGui.QIcon(":/icons/Snap_Intersection.svg"))
self.connectButton.setText(QtGui.QApplication.translate("Arch", "Connect nodes", None))
self.connectButton.setToolTip(QtGui.QApplication.translate("Arch", "Connects nodes of this element with the nodes of another element", None))
lay.addWidget(self.connectButton)
QtCore.QObject.connect(self.connectButton, QtCore.SIGNAL("clicked()"), self.connectNodes)
self.toggleButton = QtGui.QPushButton(self.optwid)
self.toggleButton.setIcon(QtGui.QIcon(":/icons/dagViewVisible.svg"))
self.toggleButton.setText(QtGui.QApplication.translate("Arch", "Toggle all nodes", None))
self.toggleButton.setToolTip(QtGui.QApplication.translate("Arch", "Toggles all structural nodes of the document on/off", None))
lay.addWidget(self.toggleButton)
QtCore.QObject.connect(self.toggleButton, QtCore.SIGNAL("clicked()"), self.toggleNodes)
self.form = [self.form,self.optwid]
self.Object = obj
self.observer = None
self.nodevis = None
def editNodes(self):
FreeCADGui.Control.closeDialog()
FreeCADGui.runCommand("Draft_Edit")
def resetNodes(self):
self.Object.Proxy.onChanged(self.Object,"ResetNodes")
def extendNodes(self,other=None):
if not other:
self.observer = StructSelectionObserver(self.extendNodes)
FreeCADGui.Selection.addObserver(self.observer)
FreeCAD.Console.PrintMessage(translate("Arch","Pick another Structure object: "))
else:
FreeCADGui.Selection.removeObserver(self.observer)
self.observer = None
if Draft.getType(other) != "Structure":
FreeCAD.Console.PrintError(translate("Arch","The picked object is not a Structure\n"))
else:
if not other.Nodes:
FreeCAD.Console.PrintError(translate("Arch","The picked object has no structural nodes\n"))
else:
if (len(self.Object.Nodes) != 2) or (len(other.Nodes) != 2):
FreeCAD.Console.PrintError(translate("Arch","One of these objects has more than 2 nodes\n"))
else:
import DraftGeomUtils
nodes1 = [self.Object.Placement.multVec(v) for v in self.Object.Nodes]
nodes2 = [other.Placement.multVec(v) for v in other.Nodes]
intersect = DraftGeomUtils.findIntersection(nodes1[0],nodes1[1],nodes2[0],nodes2[1],True,True)
if not intersect:
FreeCAD.Console.PrintError(translate("Arch","Unable to find a suitable intersection point\n"))
else:
intersect = intersect[0]
FreeCAD.Console.PrintMessage(translate("Arch","Intersection found.\n"))
if DraftGeomUtils.findClosest(intersect,nodes1) == 0:
self.Object.Nodes = [self.Object.Placement.inverse().multVec(intersect),self.Object.Nodes[1]]
else:
self.Object.Nodes = [self.Object.Nodes[0],self.Object.Placement.inverse().multVec(intersect)]
def connectNodes(self,other=None):
if not other:
self.observer = StructSelectionObserver(self.connectNodes)
FreeCADGui.Selection.addObserver(self.observer)
FreeCAD.Console.PrintMessage(translate("Arch","Pick another Structure object: "))
else:
FreeCADGui.Selection.removeObserver(self.observer)
self.observer = None
if Draft.getType(other) != "Structure":
FreeCAD.Console.PrintError(translate("Arch","The picked object is not a Structure\n"))
else:
if not other.Nodes:
FreeCAD.Console.PrintError(translate("Arch","The picked object has no structural nodes\n"))
else:
if (len(self.Object.Nodes) != 2) or (len(other.Nodes) != 2):
FreeCAD.Console.PrintError(translate("Arch","One of these objects has more than 2 nodes\n"))
else:
import DraftGeomUtils
nodes1 = [self.Object.Placement.multVec(v) for v in self.Object.Nodes]
nodes2 = [other.Placement.multVec(v) for v in other.Nodes]
intersect = DraftGeomUtils.findIntersection(nodes1[0],nodes1[1],nodes2[0],nodes2[1],True,True)
if not intersect:
FreeCAD.Console.PrintError(translate("Arch","Unable to find a suitable intersection point\n"))
else:
intersect = intersect[0]
FreeCAD.Console.PrintMessage(translate("Arch","Intersection found.\n"))
if DraftGeomUtils.findClosest(intersect,nodes1) == 0:
self.Object.Nodes = [self.Object.Placement.inverse().multVec(intersect),self.Object.Nodes[1]]
else:
self.Object.Nodes = [self.Object.Nodes[0],self.Object.Placement.inverse().multVec(intersect)]
if DraftGeomUtils.findClosest(intersect,nodes2) == 0:
other.Nodes = [other.Placement.inverse().multVec(intersect),other.Nodes[1]]
else:
other.Nodes = [other.Nodes[0],other.Placement.inverse().multVec(intersect)]
def toggleNodes(self):
if self.nodevis:
for obj in self.nodevis:
obj[0].ViewObject.ShowNodes = obj[1]
self.nodevis = None
else:
self.nodevis = []
for obj in FreeCAD.ActiveDocument.Objects:
if hasattr(obj.ViewObject,"ShowNodes"):
self.nodevis.append([obj,obj.ViewObject.ShowNodes])
obj.ViewObject.ShowNodes = True
def accept(self):
if self.observer:
FreeCADGui.Selection.removeObserver(self.observer)
if self.nodevis:
self.toggleNodes()
FreeCAD.ActiveDocument.recompute()
FreeCADGui.ActiveDocument.resetEdit()
return True
class StructSelectionObserver:
def __init__(self,callback):
self.callback = callback
def addSelection(self, docName, objName, sub, pos):
print "got ",objName
obj = FreeCAD.getDocument(docName).getObject(objName)
self.callback(obj)
class _StructuralSystem(ArchComponent.Component):
"The Structural System object"
def __init__(self,obj):
ArchComponent.Component.__init__(self,obj)
obj.addProperty("App::PropertyLinkList","Axes","Arch",QT_TRANSLATE_NOOP("App::Property","Axes systems this structure is built on"))
obj.addProperty("App::PropertyIntegerList","Exclude","Arch",QT_TRANSLATE_NOOP("App::Property","The element numbers to exclude when this structure is based on axes"))
obj.addProperty("App::PropertyBool","Align","Arch",QT_TRANSLATE_NOOP("App::Property","If true the element are aligned with axes")).Align = False
self.Type = "StructuralSystem"
def execute(self,obj):
"creates the structure shape"
import Part, DraftGeomUtils
# creating base shape
pl = obj.Placement
if obj.Base:
if obj.Base.isDerivedFrom("Part::Feature"):
if obj.Base.Shape.isNull():
return
if not obj.Base.Shape.Solids:
return
base = None
# applying axes
pts = self.getAxisPoints(obj)
if hasattr(obj,"Align"):
if obj.Align == False :
apl = self.getAxisPlacement(obj)
if obj.Align == True :
apl = None
else :
apl = self.getAxisPlacement(obj)
if pts:
fsh = []
for i in range(len(pts)):
sh = obj.Base.Shape.copy()
if hasattr(obj,"Exclude"):
if i in obj.Exclude:
continue
if apl:
sh.Placement.Rotation = sh.Placement.Rotation.multiply(apl.Rotation)
sh.translate(pts[i])
fsh.append(sh)
if fsh:
base = Part.makeCompound(fsh)
base = self.processSubShapes(obj,base,pl)
if base:
if not base.isNull():
if base.isValid() and base.Solids:
if base.Volume < 0:
base.reverse()
if base.Volume < 0:
FreeCAD.Console.PrintError(translate("Arch","Couldn't compute a shape"))
return
base = base.removeSplitter()
obj.Shape = base
if not pl.isNull():
obj.Placement = pl
def getAxisPoints(self,obj):
"returns the gridpoints of linked axes"
import DraftGeomUtils
pts = []
if len(obj.Axes) == 1:
if hasattr(obj,"Align"):
if obj.Align == True :
p0 = obj.Axes[0].Shape.Edges[0].Vertexes[1].Point
for e in obj.Axes[0].Shape.Edges:
p = e.Vertexes[1].Point
p = p.sub(p0)
pts.append(p)
else:
for e in obj.Axes[0].Shape.Edges:
pts.append(e.Vertexes[0].Point)
else:
for e in obj.Axes[0].Shape.Edges:
pts.append(e.Vertexes[0].Point)
elif len(obj.Axes) >= 2:
set1 = obj.Axes[0].Shape.Edges
set2 = obj.Axes[1].Shape.Edges
for e1 in set1:
for e2 in set2:
pts.extend(DraftGeomUtils.findIntersection(e1,e2))
return pts
def getAxisPlacement(self,obj):
"returns an axis placement"
if obj.Axes:
return obj.Axes[0].Placement
return None
class _ViewProviderStructuralSystem(ArchComponent.ViewProviderComponent):
"A View Provider for the Structural System object"
def getIcon(self):
import Arch_rc
return ":/icons/Arch_StructuralSystem_Tree.svg"
if FreeCAD.GuiUp:
FreeCADGui.addCommand('Arch_Structure',_CommandStructure())