65 lines
2.0 KiB
Python
65 lines
2.0 KiB
Python
#! python
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# -*- coding: utf-8 -*-
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# (c) 2010 Werner Mayer LGPL
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"""
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An example for a high-level custom feature object to form a full-parametric distance bolt.
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"""
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__author__ = "Werner Mayer <wmayer@users.sourceforge.net>"
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import FreeCAD, Part, math
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from FreeCAD import Base
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class DistanceBolt:
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def __init__(self, obj):
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''' Add the properties: Length, Edges, Radius, Height '''
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obj.addProperty("App::PropertyInteger","Edges","Bolt","Number of edges of the outline").Edges=6
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obj.addProperty("App::PropertyLength","Length","Bolt","Length of the edges of the outline").Length=10.0
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obj.addProperty("App::PropertyLength","Radius","Bolt","Radius of the inner circle").Radius=4.0
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obj.addProperty("App::PropertyLength","Height","Bolt","Height of the extrusion").Height=20.0
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obj.Proxy = self
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def onChanged(self, fp, prop):
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if prop == "Edges" or prop == "Length" or prop == "Radius" or prop == "Height":
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self.execute(fp)
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def execute(self, fp):
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edges = fp.Edges
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if edges < 3:
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edges = 3
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length = fp.Length
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radius = fp.Radius
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height = fp.Height
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m=Base.Matrix()
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m.rotateZ(math.radians(360.0/edges))
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# create polygon
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polygon = []
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v=Base.Vector(length,0,0)
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for i in range(edges):
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polygon.append(v)
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v = m.multiply(v)
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polygon.append(v)
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wire = Part.makePolygon(polygon)
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# create circle
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circ=Part.makeCircle(radius)
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# Create the face with the polygon as outline and the circle as hole
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face=Part.Face([wire,Part.Wire(circ)])
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# Extrude in z to create the final solid
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extrude=face.extrude(Base.Vector(0,0,height))
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fp.Shape = extrude
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def makeDistanceBolt():
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doc = FreeCAD.activeDocument()
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if doc is None:
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doc = FreeCAD.newDocument()
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bolt=doc.addObject("Part::FeaturePython","Distance_Bolt")
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bolt.Label = "Distance bolt"
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DistanceBolt(bolt)
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bolt.ViewObject.Proxy=0
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