staircase.py

import FreeCAD,FreeCADGui,Part, Draft, Sketcher
import os, math
import framing

__title__="FreeCAD Framing"
__author__ = "Paul C. Randall"
__url__ = "http://www.freecad.info"
__command_name__ = "FloorPanel"
__command_group__ = "Constructions"

floor_levels = ['None','Basement','1st Floor','Second Floor', 'Third Floor', 'Attic' ]

class StairCase_Command:

	def GetResources(self):
		icon_path = framing.getIconImage( "staircase" ) 	

#		image_path = "/" + framing.mod_name + '/icons/staircase.png'
		# image_path = '/stickframe/icons/staircase.png'
		# global_path = FreeCAD.getHomePath()+"Mod"
		# user_path = FreeCAD.getUserAppDataDir()+"Mod"
		# icon_path = ""

		# if os.path.exists(user_path + image_path):
		# 	icon_path = user_path + image_path
		# elif os.path.exists(global_path + image_path):
		# 	icon_path = global_path + image_path
		return {"MenuText": "StairCase",
                    "ToolTip": "Add a Stair Case to the Construction",
                    'Pixmap': str(icon_path)}

	def IsActive(self):
		if FreeCAD.ActiveDocument is None:
			return False
		else:
			return True

	def Activated(self):

		grpobj = FreeCAD.activeDocument().addObject('App::DocumentObjectGroupPython', 'Staircase')

		#create each componant of the staircase

		#TODO: Determine number of steps and loop through adding a full compliment of these.
		mystringer=FreeCAD.ActiveDocument.addObject("Sketcher::SketchObjectPython","Stringer_Sketch")
		mytread=FreeCAD.ActiveDocument.addObject("Sketcher::SketchObjectPython","Tread_Sketch")
		myriser=FreeCAD.ActiveDocument.addObject("Sketcher::SketchObjectPython","Riser_Sketch")
		mybottomriser=FreeCAD.ActiveDocument.addObject("Sketcher::SketchObjectPython","BottomRiser_Sketch")

		#add each to group
		grpobj.addObject ( mystringer )
		grpobj.addObject ( mytread )
		grpobj.addObject ( myriser )
		grpobj.addObject ( mybottomriser )

		mystringer.ViewObject.Proxy=0
		mytread.ViewObject.Proxy=0
		myriser.ViewObject.Proxy=0
		mybottomriser.ViewObject.Proxy=0

		newstringer = Stringer(mystringer)		
		newtread = Tread(mytread)		
		newriser = Riser(myriser)		
		newbottomriser = BottomRiser(mybottomriser)
		
		extruded_stringer = FreeCAD.ActiveDocument.getObject( "Stringer" )
		grpobj.addObject (extruded_stringer )

		FreeCAD.ActiveDocument.recompute() 

		#cloned_stringer = Draft.clone( extruded_stringer )
		#grpobj.addObject (cloned_stringer )

		extruded_tread = FreeCAD.ActiveDocument.getObject( "Tread" )
		grpobj.addObject (extruded_tread )

		extruded_riser = FreeCAD.ActiveDocument.getObject( "Riser" )
		grpobj.addObject (extruded_riser )

		extruded_bottomriser = FreeCAD.ActiveDocument.getObject( "BottomRiser" )
		grpobj.addObject (extruded_bottomriser )

		StairCase(grpobj)
		ViewProviderStairCase(grpobj.ViewObject)

		FreeCAD.ActiveDocument.recompute() 
		FreeCADGui.SendMsgToActiveView("ViewFit")	

class StairCase:

	def __init__(self, obj):

		obj.addProperty("App::PropertyEnumeration","Level","Level","The Length dimension").Level = floor_levels
		obj.addProperty("App::PropertyFloat","Rise","Level","The overall Rise of the Staircase").Rise = 1000
		obj.addProperty("App::PropertyFloat","Run","Level","The overall Run of the Staircase").Run = 1000
		obj.Proxy = self

#		print ("StairCase init")

	def onChanged(self, fp, prop):
		''' Do something here '''

	def execute(self,fp):

		fp.recompute()
#		print ("Staircase executed()")

class Stringer:

	def __init__(self, obj):

		sketch = obj
		sketch.Visibility = False
		
		App = FreeCAD
		geometryList = []
		constructionList = []
		constraintList = []

		geometryList.append(Part.LineSegment(App.Vector(-3861.083025058167, 1801.8531072129163,0.0), App.Vector(-3378.447646925896, 1801.8531072129163, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-3378.447646925896, 1801.8531072129163, 0.0), App.Vector(-3378.447646925896, 1576.6214688113018, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-3861.083025058167, 1801.8531072129163, 0.0), App.Vector(-3861.083025058167, 1576.6214688113018, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-482.6353781322709, 1.2245759961615477e-13,0.0), App.Vector(-1.7053025658242404e-13, 1.2245759961615477e-13, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-1.425526363618701e-13, 1.2245759961615477e-13,0.0), App.Vector(-1.425526363618701e-13, 225.23163840161453, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-1.425526363618701e-13, 225.23163840161453, 0.0), App.Vector(-482.6353781322709, 225.23163840161453, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-3861.083025058167, 1576.6214688113018,0.0), App.Vector(-482.635378132271, 2.2082335959794364e-13, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-3378.447646925896, 1576.6214688113018,0.0), App.Vector(-2895.812268793625, 1576.6214688113018, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-2895.812268793625, 1576.6214688113018, 0.0), App.Vector(-2895.812268793625, 1351.3898304096872, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-2895.812268793625, 1351.3898304096872,0.0), App.Vector(-2413.1768906613543, 1351.3898304096872, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-2413.1768906613543, 1351.3898304096872,0.0), App.Vector(-2413.1768906613543, 1126.1581920080728, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-2413.1768906613543, 1126.1581920080728,0.0), App.Vector(-1930.5415125290835, 1126.1581920080728, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-1930.5415125290835, 1126.1581920080728,0.0), App.Vector(-1930.5415125290835, 900.9265536064581, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-1930.5415125290835, 900.9265536064581,0.0), App.Vector(-1447.9061343968126, 900.9265536064581, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-1447.9061343968126, 900.9265536064581,0.0), App.Vector(-1447.9061343968126, 675.6949152048436, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-1447.9061343968126, 675.6949152048436,0.0), App.Vector(-965.2707562645418, 675.6949152048436, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-965.2707562645418, 675.6949152048436,0.0), App.Vector(-965.2707562645418, 450.46327680322906, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-965.2707562645418, 450.46327680322906,0.0), App.Vector(-482.6353781322709, 450.46327680322906, 0.0)))
		geometryList.append(Part.LineSegment(App.Vector(-482.6353781322709, 450.46327680322906,0.0), App.Vector(-482.6353781322709, 225.23163840161453, 0.0)))
		constructionList.append(Part.LineSegment(App.Vector(-3833.790527, 2014.348145, 0.0), App.Vector(99.58325783493278, 178.75908098916287, 0.0)))
		constructionList.append(Part.LineSegment(App.Vector(-3861.083025058167, 1801.8531072129163,0.0), App.Vector(-1.425526363618701e-13, 1.2245759961615477e-13, 0.0)))
		constructionList.append(Part.LineSegment(App.Vector(-4188.939453, 2125.139648, 0.0), App.Vector(-4643.51709, 1587.911621, 0.0)))
		constructionList.append(Part.LineSegment(App.Vector(340.306061, 149.793411, 0.0), App.Vector(-155.59672500000002, -337.84439100000003, 0.0)))

		constraintList.append(Sketcher.Constraint('Vertical',2 ) )
		constraintList.append(Sketcher.Constraint('Vertical',1 ) )
		constraintList.append(Sketcher.Constraint('Vertical',8 ) )
		constraintList.append(Sketcher.Constraint('Vertical',10 ) )
		constraintList.append(Sketcher.Constraint('Vertical',12 ) )
		constraintList.append(Sketcher.Constraint('Vertical',14 ) )
		constraintList.append(Sketcher.Constraint('Vertical',16 ) )
		constraintList.append(Sketcher.Constraint('Vertical',18 ) )
		constraintList.append(Sketcher.Constraint('Vertical',4 ) )

		constraintList.append( Sketcher.Constraint('Horizontal',0 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',7 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',9 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',11 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',13 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',15 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',17 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',5 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',3 ) )

		constraintList.append( Sketcher.Constraint('Equal',2,1))
		constraintList.append( Sketcher.Constraint('Equal',1,8))
		constraintList.append( Sketcher.Constraint('Equal',8,10))
		constraintList.append( Sketcher.Constraint('Equal',10,12))
		constraintList.append( Sketcher.Constraint('Equal',12,14))
		constraintList.append( Sketcher.Constraint('Equal',14,16))
		constraintList.append( Sketcher.Constraint('Equal',16,18))
		constraintList.append( Sketcher.Constraint('Equal',18,4))
		constraintList.append( Sketcher.Constraint('Equal',0,7))
		constraintList.append( Sketcher.Constraint('Equal',7,9))
		constraintList.append( Sketcher.Constraint('Equal',9,11))
		constraintList.append( Sketcher.Constraint('Equal',11,13))
		constraintList.append( Sketcher.Constraint('Equal',13,15))
		constraintList.append( Sketcher.Constraint('Equal',15,17))
		constraintList.append( Sketcher.Constraint('Equal',17,5))
		constraintList.append( Sketcher.Constraint('Equal',5,3))

		constraintList.append( Sketcher.Constraint('Coincident',0,2,1,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',7,2,8,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',7,1,1,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',9,1,8,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',10,1,9,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',11,1,10,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',12,1,11,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',13,1,12,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',13,2,14,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',15,1,14,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',16,1,15,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',16,2,17,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',18,1,17,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',5,2,18,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',4,2,5,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',3,2,4,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',3,1,6,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',2,1,0,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',6,1,2,2 ) )

		#Lock to origin
		constraintList.append( Sketcher.Constraint('Coincident',3,2,-1,1 ) )

		#lock to construction lines
		constraintList.append( Sketcher.Constraint('PointOnObject',0,2,19 ) )
		constraintList.append( Sketcher.Constraint('PointOnObject',4,2,19 ) )
		constraintList.append( Sketcher.Constraint('Coincident',20,1,0,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',20,2,3,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',21,1,19,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',22,1,19,2 ) )

		constraintList.append( Sketcher.Constraint('Perpendicular',20,0,21 ) )
		constraintList.append( Sketcher.Constraint('Perpendicular',22,0,20 ) )

		constraintList.append( Sketcher.Constraint('PointOnObject',3,2,22 ) )
		constraintList.append( Sketcher.Constraint('PointOnObject',0,1,21 ) )
		constraintList.append( Sketcher.Constraint('PointOnObject',21,2,6 ) )
		constraintList.append( Sketcher.Constraint('PointOnObject',22,2,6 ) )

		#set tread Rise and run
		constraintList.append( Sketcher.Constraint('DistanceY',1,2,1,1,177.8))
		constraintList.append( Sketcher.Constraint('DistanceX',0,1,0,2,279.4))

		objects = sketch.addGeometry( geometryList, False)
		constructions = sketch.addGeometry( constructionList, True)
		constraints = sketch.addConstraint( constraintList )

		sketch.Placement = App.Placement(App.Vector(0.000000,0.000000,0.000000),App.Rotation(-0.707107,0.000000,0.000000,-0.707107))

		f = FreeCAD.ActiveDocument.addObject('Part::Extrusion', 'Stringer')
		f.Base = App.ActiveDocument.getObject('Stringer_Sketch')
		f.Dir = (0,1,0)
		f.LengthFwd = '1.5 in'
		f.Solid = True



class Tread:
	def __init__(self, obj):
		sketch = obj
		sketch.Visibility = False		

		App = FreeCAD
		geometryList = []
		constructionList = []
		constraintList = []

		geometryList.append( Part.LineSegment( App.Vector (12.69999999999982, 177.8, 0.0), App.Vector (279.4, 177.8, 0.0)))
		geometryList.append( Part.LineSegment( App.Vector (279.4, 177.8, 0.0), App.Vector (279.4, 203.2, 0.0)))
		geometryList.append( Part.LineSegment( App.Vector (279.4, 203.2, 0.0), App.Vector (12.69999999999989, 203.2, 0.0)))
		tmpCircle = Part.Circle ( App.Vector (12.699999999999982, 190.5, 0.0), App.Vector (0.0, 0.0, 1.0), 12.7)
		geometryList.append( Part.ArcOfCircle (  tmpCircle, 1.57079632679, 4.71238898038))
		constructionList.append( Part.LineSegment( App.Vector (0.0, 203.20000000000002, 0.0), App.Vector (0.0, 177.8, 0.0)))

		constraintList.append( Sketcher.Constraint('Horizontal',0 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',2 ) )

		constraintList.append( Sketcher.Constraint('Vertical',1 ) )
		constraintList.append( Sketcher.Constraint('Vertical',4 ) )
		constraintList.append( Sketcher.Constraint('Vertical',0,1,3,3 ) )
		constraintList.append( Sketcher.Constraint('Vertical',2,2,3,3 ) )

		constraintList.append( Sketcher.Constraint('Coincident',2,1,1,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',0,2,1,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',3,1,2,2 ) )
		constraintList.append( Sketcher.Constraint('Coincident',3,2,0,1 ) )

		constraintList.append( Sketcher.Constraint('Tangent',3,0,4,0 ) )

		constraintList.append( Sketcher.Constraint('DistanceY',-1,1,1,1,177.8))
		constraintList.append( Sketcher.Constraint('DistanceX',-1,1,1,2,279.4))
		constraintList.append( Sketcher.Constraint('DistanceY',1,1,1,2,25.4))

		constraintList.append( Sketcher.Constraint('Equal',4,1))
		#constraintList.append( Sketcher.Constraint('PointOnObject',4,2,-2 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',4,1,2,2 ) )

		constraintList.append( Sketcher.Constraint('DistanceX',-2,1,4,1,-38.1))

		objects = sketch.addGeometry( geometryList, False)
		constructions = sketch.addGeometry( constructionList, True)
		constraints = sketch.addConstraint( constraintList )

		#App.ActiveDocument.Sketch.renameConstraint(11, u'Rise')
		#App.ActiveDocument.Sketch.renameConstraint(12, u'Run')
		#App.ActiveDocument.Sketch.renameConstraint(13, u'TreadThickness')
		#App.ActiveDocument.Sketch.renameConstraint(16, u'TreadTongue')

		f = FreeCAD.ActiveDocument.addObject('Part::Extrusion', 'Tread')
		f.Base = App.ActiveDocument.getObject('Tread_Sketch')
		f.LengthFwd = '36 in'
		f.Solid = True

class Riser:
	def __init__(self, obj):
		sketch = obj
		sketch.Visibility = False
		
		App = FreeCAD
		geometryList = []
		constructionList = []
		constraintList = []

		geometryList.append( Part.LineSegment( App.Vector (260.35, 355.6, 0.0), App.Vector (279.4, 355.6, 0.0)))
		geometryList.append( Part.LineSegment( App.Vector (279.4, 355.6, 0.0), App.Vector (279.4, 203.2, 0.0)))
		geometryList.append( Part.LineSegment( App.Vector (279.4, 203.2, 0.0), App.Vector (260.35, 203.2, 0.0)))
		geometryList.append( Part.LineSegment( App.Vector (260.35, 203.2, 0.0), App.Vector (260.35, 355.6, 0.0)))

		constraintList.append( Sketcher.Constraint('Coincident',0,2,1,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',1,2,2,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',2,2,3,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',3,2,0,1 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',0 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',2 ) )
		constraintList.append( Sketcher.Constraint('Vertical',1 ) )
		constraintList.append( Sketcher.Constraint('Vertical',3 ) )
		constraintList.append( Sketcher.Constraint('DistanceY',-1,1,2,2,203.2))
		constraintList.append( Sketcher.Constraint('DistanceY',3,1,3,2,152.4))
		constraintList.append( Sketcher.Constraint('DistanceX',0,1,0,2,19.05))
		constraintList.append( Sketcher.Constraint('DistanceX',-1,1,1,2,279.4))

		objects = sketch.addGeometry( geometryList, False)
		constructions = sketch.addGeometry( constructionList, True)
		constraints = sketch.addConstraint( constraintList )

		f = FreeCAD.ActiveDocument.addObject('Part::Extrusion', 'Riser')
		f.Base = App.ActiveDocument.getObject('Riser_Sketch')
		f.LengthFwd = '36 in'
		f.Solid = True
		    
class BottomRiser:
	def __init__(self, obj):
		sketch = obj
		sketch.Visibility = False		

		App = FreeCAD
		geometryList = []
		constructionList = []
		constraintList = []

		geometryList.append( Part.LineSegment( App.Vector (260.35, 355.6, 0.0), App.Vector (279.4, 355.6, 0.0)))
		geometryList.append( Part.LineSegment( App.Vector (279.4, 355.6, 0.0), App.Vector (279.4, 203.2, 0.0)))
		geometryList.append( Part.LineSegment( App.Vector (279.4, 203.2, 0.0), App.Vector (260.35, 203.2, 0.0)))
		geometryList.append( Part.LineSegment( App.Vector (260.35, 203.2, 0.0), App.Vector (260.35, 355.6, 0.0)))

		constraintList.append( Sketcher.Constraint('Coincident',0,2,1,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',1,2,2,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',2,2,3,1 ) )
		constraintList.append( Sketcher.Constraint('Coincident',3,2,0,1 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',0 ) )
		constraintList.append( Sketcher.Constraint('Horizontal',2 ) )
		constraintList.append( Sketcher.Constraint('Vertical',1 ) )
		constraintList.append( Sketcher.Constraint('Vertical',3 ) )
		constraintList.append( Sketcher.Constraint('DistanceY',-1,1,2,2,203.2))
		constraintList.append( Sketcher.Constraint('DistanceY',3,1,3,2,152.4))
		constraintList.append( Sketcher.Constraint('DistanceX',0,1,0,2,19.05))
		constraintList.append( Sketcher.Constraint('DistanceX',-1,1,1,2,279.4))

		objects = sketch.addGeometry( geometryList, False)
		constructions = sketch.addGeometry( constructionList, True)
		constraints = sketch.addConstraint( constraintList )

		f = FreeCAD.ActiveDocument.addObject('Part::Extrusion', 'BottomRiser')
		f.Base = App.ActiveDocument.getObject('BottomRiser_Sketch')
		f.LengthFwd = '36 in'
		f.Solid = True


    
class ViewProviderStairCase:
	def __init__(self, obj):
		''' Set this object to the proxy object of the actual view provider '''
		obj.Proxy = self

	def attach(self, obj):
		''' Setup the scene sub-graph of the view provider, this method is mandatory '''
		return

	def updateData(self, fp, prop):
		''' If a property of the handled feature has changed we have the chance to handle this here '''
		return

	def getDisplayModes(self,obj):
		''' Return a list of display modes. '''
		modes=[]
		return modes

	def getDefaultDisplayMode(self):
		''' Return the name of the default display mode. It must be defined in getDisplayModes. '''
		return "Lines"

	def setDisplayMode(self,mode):
		''' Map the display mode defined in attach with those defined in getDisplayModes.
		Since they have the same names nothing needs to be done. This method is optional.
		'''
		return mode

	def onChanged(self, vp, prop):
		''' Print the name of the property that has changed '''
#		FreeCAD.Console.PrintMessage("Change property: " + str(prop) + "\n")

	def getIcon(self):
		''' Return the icon in XMP format which will appear in the tree view. This method is optional
		and if not defined a default icon is shown.
		'''
		
		return """
			/* XPM */
			static char * staircase_xpm[] = {
			"64 64 4 1",
			" 	c None",
			".	c #000000",
			"+	c #E1B313",
			"@	c #090000",
			"                       ..+++++++@+++++++.+++++++++++++++++++++++",
			"                       ..++++++++@+++++++.++++++++++++++++++++++",
			"                       .+.+++++++@++++++++..++++++++++++++++++++",
			"                       .+.++++++++@+++++++++.+++++++++++++++++++",
			"                       .++.++++++++@+++++++++.++++++++++++++++++",
			"                       .++.+++++++++@++++++++...................",
			"                       .+++.++++++++@++++++++.+++++++++++++++++.",
			"                       .+++.+++++++++@+++++++.+++++++++++++++++.",
			"                       .++++.+++++++++@++++++.+++++++++++++++++.",
			"                       .++++.+++++++++@++++++.+++++++++++++++++.",
			"                       .+++++.+++++++++@+++++.+++++++++++++++++.",
			"            ...........@+++++.++++++++++@++++.+++++++++++++++++.",
			"            .++++++++++@++++++.+++++++++@++++.+++++++++++++++++.",
			"            ..++++++++++@+++++.++++++++++@+++.++++++++++++++++. ",
			"            ..++++++++++@++++++.++++++++++@++.+++++++++++++++.  ",
			"            ..+++++++++++@+++++.+++++++++++@+.++++++++++++++.   ",
			"            .+.++++++++++@++++++.++++++++++@+.+++++++++++++.    ",
			"            .+.+++++++++++@+++++............@.+++++++++++++.    ",
			"            .+.+++++++++++@+++++.+++++++++++++++++++++++++.     ",
			"            .++.+++++++++++@++++.++++++++++++++++++++++++.      ",
			"            .++.+++++++++++@++++.+++++++++++++++++++++++.       ",
			"            .++.++++++++++++@+++.++++++++++++++++++++++.        ",
			"............@++.++++++++++++@+++.+++++++++++++++++++++.         ",
			"++++++++++++@+++.++++++++++++@++.++++++++++++++++++++.          ",
			"+++++++++++++@++.++++++++++++@++.+++++++++++++++++++.           ",
			"+++++++++++++@++.+++++++++++++@+.+++++++++++++++++++.           ",
			"+++++++++++++@+++.++++++++++++@+.++++++++++++++++++.            ",
			"+++++++++++++@+++.+++++++++++++@.+++++++++++++++++.             ",
			"++++++++++++++@++.+++++++++++++@.++++++++++++++++.              ",
			"++++++++++++++@+++.+++++++++++++@+++++++++++++++.               ",
			"++++++++++++++@+++..............@++++++++++++++.                ",
			"++++++++++++++@+++.+++++++++++++++++++++++++++.                 ",
			"+++++++++++++++@++.++++++++++++++++++++++++++.                  ",
			"+++++++++++++++@++.+++++++++++++++++++++++++.                   ",
			"+++++++++++++++@++.+++++++++++++++++++++++++.                   ",
			"+++++++++++++++@++.++++++++++++++++++++++++.                    ",
			"++++++++++++++++@+.+++++++++++++++++++++++.                     ",
			"++++++++++++++++@+.++++++++++++++++++++++.                      ",
			"++++++++++++++++@+.+++++++++++++++++++++.                       ",
			"++++++++++++++++@+.++++++++++++++++++++.                        ",
			"+++++++++++++++++@.+++++++++++++++++++.                         ",
			"+++++++++++++++++@.++++++++++++++++++.                          ",
			"+++++++++++++++++@.++++++++++++++++++.                          ",
			"+++++++++++++++++@.+++++++++++++++++.                           ",
			"++++++++++++++++++@++++++++++++++++.                            ",
			"..................@+++++++++++++++.                             ",
			".++++++++++++++++++++++++++++++++.                              ",
			".+++++++++++++++++++++++++++++++.                               ",
			".++++++++++++++++++++++++++++++.                                ",
			".+++++++++++++++++++++++++++++.                                 ",
			".++++++++++++++++++++++++++++.                                  ",
			".++++++++++++++++++++++++++++.                                  ",
			".+++++++++++++++++++++++++++.                                   ",
			".++++++++++++++++++++++++++.                                    ",
			".+++++++++++++++++++++++++.                                     ",
			".++++++++++++++++++++++++.                                      ",
			".+++++++++++++++++++++++.                                       ",
			".++++++++++++++++++++++.                                        ",
			".+++++++++++++++++++++.                                         ",
			".+++++++++++++++++++++.                                         ",
			".++++++++++++++++++++.                                          ",
			".+++++++++++++++++++.                                           ",
			"..+++++++++++++++++.                                            ",
			"...................                                             "};
			"""

	def __getstate__(self):
		''' When saving the document this object gets stored using Python's cPickle module.
		Since we have some un-pickable here -- the Coin stuff -- we must define this method
		to return a tuple of all pickable objects or None.
		'''
		return None

	def __setstate__(self,state):
		''' When restoring the pickled object from document we have the chance to set some
		internals here. Since no data were pickled nothing needs to be done here.
		'''
		return None
        
FreeCADGui.addCommand('StairCase', StairCase_Command())