156 lines
5.0 KiB
Python
Executable File
156 lines
5.0 KiB
Python
Executable File
#!/usr/bin/python3
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# Copyright (C) 2013-2014 Florian Festi
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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 General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from boxes import *
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import math
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class FlexBox(Boxes):
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"""Box with living hinge"""
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def __init__(self):
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Boxes.__init__(self)
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self.buildArgParser("x", "y")
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self.argparser.add_argument(
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"--z", action="store", type=float, default=100.0,
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help="height of the box")
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self.argparser.add_argument(
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"--h", action="store", type=float, default=10.0,
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help="height of the lid")
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self.argparser.add_argument(
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"--radius", action="store", type=float, default=10.0,
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help="radius of the lids living hinge")
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self.argparser.add_argument(
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"--c", action="store", type=float, default=1.0,
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dest="d", help="clearance of the lid")
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def rectangleCorner(self, edge1=None, edge2=None):
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edge1 = self.edges.get(edge1, edge1)
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edge2 = self.edges.get(edge2, edge2)
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if edge2:
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self.edge(edge2.startwidth())
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self.corner(90)
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if edge1:
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self.edge(edge1.endwidth())
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@restore
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def flexBoxSide(self, x, y, r, callback=None):
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self.cc(callback, 0)
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self.edges["f"](x)
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self.corner(90, 0)
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self.cc(callback, 1)
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self.edges["f"](y-r)
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self.corner(90, r)
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self.cc(callback, 2)
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self.edge(x-r)
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self.corner(90, 0)
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self.cc(callback, 3)
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self.edges["f"](y)
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self.corner(90)
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def surroundingWall(self):
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x, y, z, r, d = self.x, self.y, self.z, self.radius, self.d
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self.edges["F"](y-r, False)
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self.edges["X"](self.c4, z+2*self.thickness)
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self.corner(-90)
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self.edge(d)
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self.corner(90)
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self.edges["f"](x-r+d)
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self.corner(90)
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self.edges["f"](z+2*self.thickness+2*d)
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self.corner(90)
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self.edges["f"](x-r+d)
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self.corner(90)
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self.edge(d)
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self.corner(-90)
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self.edge(self.c4)
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self.edges["F"](y-r)
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self.corner(90)
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self.edge(self.thickness)
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self.edges["f"](z)
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self.edge(self.thickness)
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self.corner(90)
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@restore
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def lidSide(self):
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x, y, z, r, d, h = self.x, self.y, self.z, self.radius, self.d, self.h
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t = self.thickness
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r2 = r+t if r+t <=h+t else h+t
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self.moveTo(self.thickness, self.thickness)
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self.edge(h+self.thickness-r2)
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self.corner(90, r2)
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self.edge(r-r2+2*t)
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self.edges["F"](x-r)
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self.rectangleCorner("F", "f")
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self.edges["g"](h)
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self.rectangleCorner("f", "e")
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self.edge(x+2*t)
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def render(self):
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x, y, z, d, h = self.x, self.y, self.z, self.d, self.h
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r = self.radius = self.radius or min(x, y)/2.0
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thickness = self.thickness
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self.c4 = c4 = math.pi * r * 0.5 * 0.95
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self.latchsize = 8*thickness
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width = 2*x + y - 2*r + c4 + 14*thickness + 3*h # lock
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height = y + z + 8*thickness
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self.open(width, height)
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self.edges["f"].settings.setValues(
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self.thickness, finger=2, space=2, surroundingspaces=1)
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s = edges.FingerJointSettings(self.thickness, surroundingspaces=1)
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g = edges.FingerJointEdge(self, s)
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g.char = "g"
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self.addPart(g)
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G = edges.FingerJointEdgeCounterPart(self, s)
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G.char = "G"
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self.addPart(G)
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self.moveTo(2*self.thickness, self.thickness+2*d)
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self.ctx.save()
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self.surroundingWall()
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self.moveTo(x+y-2*r+self.c4+self.thickness, -2*d-self.thickness)
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self.rectangularWall(x, z, edges="FFFF", move="right")
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self.rectangularWall(h, z+2*(d+self.thickness),
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edges="GeGF", move="right")
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self.lidSide()
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self.moveTo(2*h+5*self.thickness, 0)
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self.ctx.scale(-1, 1)
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self.lidSide()
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self.ctx.restore()
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self.moveTo(0, z+4*self.thickness+2*d)
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self.flexBoxSide(x, y, r)
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self.moveTo(2*x+3*self.thickness, 2*d)
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self.ctx.scale(-1, 1)
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self.flexBoxSide(x, y, r)
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self.ctx.scale(-1, 1)
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self.moveTo(2*self.thickness, -self.thickness)
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self.rectangularWall(z, y, edges="fFeF")
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self.close()
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def main():
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b = FlexBox() #100, 40, 100, r=20, h=10, thickness=4.0)
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b.parseArgs()
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b.render()
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if __name__=="__main__":
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main()
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