FreeCAD/src/Mod/Arch/ArchWall.py
Yorik van Havre bce32cc2ef Added additional TaskBox to Arch Wall tool
Additional parameters such as height and width
can now be set during wall drawing
2012-02-04 20:35:35 -02:00

357 lines
14 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 *
#* *
#***************************************************************************
import FreeCAD,FreeCADGui,Draft,ArchComponent
from draftlibs import fcvec
from FreeCAD import Vector
from PyQt4 import QtCore
__title__="FreeCAD Wall"
__author__ = "Yorik van Havre"
__url__ = "http://free-cad.sourceforge.net"
def makeWall(baseobj=None,width=None,height=None,align="Center",name="Wall"):
'''makeWall(obj,[width],[height],[align],[name]): creates a wall based on the
given object, which can be a sketch, a draft object, a face or a solid. align
can be "Center","Left" or "Right"'''
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
_Wall(obj)
_ViewProviderWall(obj.ViewObject)
if baseobj: obj.Base = baseobj
if width: obj.Width = width
if height: obj.Height = height
obj.Align = align
if obj.Base: obj.Base.ViewObject.hide()
p = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Arch")
c = p.GetUnsigned("WallColor")
r = float((c>>24)&0xFF)/255.0
g = float((c>>16)&0xFF)/255.0
b = float((c>>8)&0xFF)/255.0
obj.ViewObject.ShapeColor = (r,g,b,1.0)
return obj
def joinWalls(walls):
"joins the given list of walls into one sketch-based wall"
if not walls:
return None
if not isinstance(walls,list):
walls = [walls]
if not areSameWallTypes(walls):
return None
base = walls.pop()
if base.Base:
if base.Base.Shape.Faces:
return None
if Draft.getType(base.Base) == "Sketch":
sk = base.Base
else:
sk = Draft.makeSketch(base.Base,autoconstraints=True)
if sk:
base.Base = sk
for w in walls:
if w.Base:
if not base.Base.Shape.Faces:
for e in base.Base.Shape.Edges:
sk.addGeometry(e)
FreeCAD.ActiveDocument.recompute()
return base
def areSameWallTypes(walls):
"returns True is all the walls in the given list have same height, width, and alignment"
for att in ["Width","Height","Align"]:
value = None
for w in walls:
if not hasattr(w,att):
return False
if not value:
value = getattr(w,att)
else:
if type(value) == float:
if round(value,Draft.precision()) != round(getattr(w,att),Draft.precision()):
return False
else:
if value != getattr(w,att):
return False
return True
class _CommandWall:
"the Arch Wall command definition"
def GetResources(self):
return {'Pixmap' : 'Arch_Wall',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Arch_Wall","Wall"),
'Accel': "W, A",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Arch_Wall","Creates a wall object from scratch or from a selected object (wire, face or solid)")}
def Activated(self):
global QtGui, QtCore
from PyQt4 import QtGui, QtCore
self.Width = 0.1
self.Height = 1
self.Align = "Center"
sel = FreeCADGui.Selection.getSelection()
done = False
self.existing = []
if sel:
import Draft
if Draft.getType(sel[0]) != "Wall":
FreeCAD.ActiveDocument.openTransaction("Wall")
for obj in sel:
makeWall(obj)
FreeCAD.ActiveDocument.commitTransaction()
done = True
if not done:
import DraftTrackers
self.points = []
self.tracker = DraftTrackers.boxTracker()
FreeCADGui.Snapper.getPoint(callback=self.getPoint,extradlg=self.taskbox())
def getPoint(self,point=None,obj=None):
"this function is called by the snapper when it has a 3D point"
if obj:
if Draft.getType(obj) == "Wall":
if not obj in self.existing:
self.existing.append(obj)
if point == None:
self.tracker.finalize()
return
self.points.append(point)
if len(self.points) == 1:
self.tracker.on()
FreeCADGui.Snapper.getPoint(last=self.points[0],callback=self.getPoint,movecallback=self.update,extradlg=self.taskbox())
elif len(self.points) == 2:
import Part
l = Part.Line(self.points[0],self.points[1])
self.tracker.finalize()
FreeCAD.ActiveDocument.openTransaction("Wall")
if not self.existing:
self.addDefault(l)
else:
w = joinWalls(self.existing)
if w:
if areSameWallTypes([w,self]):
w.Base.addGeometry(l)
else:
self.addDefault(l)
else:
self.addDefault(l)
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
def addDefault(self,l):
s = FreeCAD.ActiveDocument.addObject("Sketcher::SketchObject","WallTrace")
s.addGeometry(l)
makeWall(s,width=self.Width,height=self.Height,align=self.Align)
def update(self,point):
"this function is called by the Snapper when the mouse is moved"
b = self.points[0]
n = FreeCAD.DraftWorkingPlane.axis
bv = point.sub(b)
dv = bv.cross(n)
dv = fcvec.scaleTo(dv,self.Width/2)
if self.Align == "Center":
self.tracker.update([b,point])
elif self.Align == "Left":
self.tracker.update([b.add(dv),point.add(dv)])
else:
dv = fcvec.neg(dv)
self.tracker.update([b.add(dv),point.add(dv)])
def taskbox(self):
"sets up a taskbox widget"
w = QtGui.QWidget()
w.setWindowTitle("Wall options")
lay0 = QtGui.QVBoxLayout(w)
lay1 = QtGui.QHBoxLayout()
lay0.addLayout(lay1)
label1 = QtGui.QLabel("Width")
lay1.addWidget(label1)
value1 = QtGui.QDoubleSpinBox()
value1.setDecimals(2)
value1.setValue(self.Width)
lay1.addWidget(value1)
lay2 = QtGui.QHBoxLayout()
lay0.addLayout(lay2)
label2 = QtGui.QLabel("Height")
lay2.addWidget(label2)
value2 = QtGui.QDoubleSpinBox()
value2.setDecimals(2)
value2.setValue(self.Height)
lay2.addWidget(value2)
lay3 = QtGui.QHBoxLayout()
lay0.addLayout(lay3)
label3 = QtGui.QLabel("Alignment")
lay3.addWidget(label3)
value3 = QtGui.QComboBox()
items = ["Center","Left","Right"]
value3.addItems(items)
value3.setCurrentIndex(items.index(self.Align))
lay3.addWidget(value3)
QtCore.QObject.connect(value1,QtCore.SIGNAL("valueChanged(double)"),self.setWidth)
QtCore.QObject.connect(value2,QtCore.SIGNAL("valueChanged(double)"),self.setHeight)
QtCore.QObject.connect(value3,QtCore.SIGNAL("currentIndexChanged(int)"),self.setAlign)
return w
def setWidth(self,d):
self.Width = d
self.tracker.width(d)
def setHeight(self,d):
self.Height = d
self.tracker.height(d)
def setAlign(self,i):
self.Align = ["Center","Left","Right"][i]
class _Wall(ArchComponent.Component):
"The Wall object"
def __init__(self,obj):
ArchComponent.Component.__init__(self,obj)
obj.addProperty("App::PropertyLength","Width","Base",
"The width of this wall. Not used if this wall is based on a face")
obj.addProperty("App::PropertyLength","Height","Base",
"The height of this wall. Keep 0 for automatic. Not used if this wall is based on a solid")
obj.addProperty("App::PropertyLength","Length","Base",
"The length of this wall. Not used if this wall is based on a shape")
obj.addProperty("App::PropertyEnumeration","Align","Base",
"The alignment of this wall on its base object, if applicable")
obj.Align = ['Left','Right','Center']
self.Type = "Wall"
obj.Width = 0.1
obj.Length = 1
obj.Height = 0
def execute(self,obj):
self.createGeometry(obj)
def onChanged(self,obj,prop):
if prop in ["Base","Height","Width","Align","Additions","Subtractions"]:
self.createGeometry(obj)
def createGeometry(self,obj):
import Part
from draftlibs import fcgeo
def getbase(wire):
"returns a full shape from a base wire"
dvec = fcgeo.vec(wire.Edges[0]).cross(normal)
dvec.normalize()
if obj.Align == "Left":
dvec = dvec.multiply(obj.Width)
w2 = fcgeo.offsetWire(wire,dvec)
sh = fcgeo.bind(wire,w2)
elif obj.Align == "Right":
dvec = dvec.multiply(obj.Width)
dvec = fcvec.neg(dvec)
w2 = fcgeo.offsetWire(wire,dvec)
sh = fcgeo.bind(wire,w2)
elif obj.Align == "Center":
dvec = dvec.multiply(obj.Width/2)
w1 = fcgeo.offsetWire(wire,dvec)
dvec = fcvec.neg(dvec)
w2 = fcgeo.offsetWire(wire,dvec)
sh = fcgeo.bind(w1,w2)
# fixing self-intersections
sh.fix(0.1,0,1)
if height:
norm = Vector(normal).multiply(height)
sh = sh.extrude(norm)
return sh
pl = obj.Placement
# getting default values
height = normal = None
if obj.Height:
height = obj.Height
else:
for p in obj.InList:
if Draft.getType(p) == "Floor":
height = p.Height
if not height: height = 1
if obj.Normal == Vector(0,0,0):
normal = Vector(0,0,1)
else:
normal = Vector(obj.Normal)
# computing shape
if obj.Base:
if obj.Base.isDerivedFrom("Part::Feature"):
base = obj.Base.Shape.copy()
if base.Solids:
pass
elif base.Faces:
if height:
norm = normal.multiply(height)
base = base.extrude(norm)
elif base.Wires:
temp = None
for wire in obj.Base.Shape.Wires:
sh = getbase(wire)
if temp:
temp = temp.oldFuse(sh)
else:
temp = sh
base = temp
else:
if obj.Length == 0:
return
v1 = Vector(0,0,0)
v2 = Vector(obj.Length,0,0)
w = Part.Wire(Part.Line(v1,v2).toShape())
base = getbase(w)
for app in obj.Additions:
base = base.oldFuse(app.Shape)
app.ViewObject.hide() #to be removed
for hole in obj.Subtractions:
cut = False
if hasattr(hole,"Proxy"):
if hasattr(hole.Proxy,"Subvolume"):
if hole.Proxy.Subvolume:
print "cutting subvolume",hole.Proxy.Subvolume
base = base.cut(hole.Proxy.Subvolume)
cut = True
if not cut:
if hasattr(obj,"Shape"):
base = base.cut(hole.Shape)
hole.ViewObject.hide() # to be removed
obj.Shape = base
if not fcgeo.isNull(pl):
obj.Placement = pl
class _ViewProviderWall(ArchComponent.ViewProviderComponent):
"A View Provider for the Wall object"
def __init__(self,vobj):
ArchComponent.ViewProviderComponent.__init__(self,vobj)
def getIcon(self):
return ":/icons/Arch_Wall_Tree.svg"
FreeCADGui.addCommand('Arch_Wall',_CommandWall())