123 lines
3.8 KiB
Python
123 lines
3.8 KiB
Python
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#!/usr/bin/env 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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import boxes
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import math
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class FlexBox5(boxes.Boxes):
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"""Box with living hinge and round corners"""
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ui_group = "FlexBox"
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def __init__(self):
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boxes.Boxes.__init__(self)
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self.addSettingsArgs(boxes.edges.FingerJointSettings)
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self.addSettingsArgs(boxes.edges.FlexSettings)
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self.buildArgParser("x", "h", "outside")
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self.argparser.add_argument(
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"--top_diameter", action="store", type=float, default=60,
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help="diameter at the top")
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self.argparser.add_argument(
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"--bottom_diameter", action="store", type=float, default=60,
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help="diameter at the bottom")
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self.argparser.add_argument(
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"--latchsize", action="store", type=float, default=8,
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help="size of latch in multiples of thickness")
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def flexBoxSide(self, callback=None, move=None):
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t = self.thickness
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r1, r2 = self.top_diameter/2., self.bottom_diameter/2
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a = self.a
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l = self.l
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tw , th = l+r1+r2, 2*max(r1, r2)+2*t
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if self.move(tw, th, move, True):
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return
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self.moveTo(r2, t)
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self.cc(callback, 0)
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self.edges["f"](l)
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self.corner(180+2*a, r1)
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self.cc(callback, 1)
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self.latch(self.latchsize)
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self.cc(callback, 2)
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self.edges["f"](l - self.latchsize)
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self.corner(180-2*a, r2)
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self.move(tw, th, move)
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def surroundingWall(self, move=None):
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t = self.thickness
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r1, r2 = self.top_diameter/2., self.bottom_diameter/2
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h = self.h
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a = self.a
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l = self.l
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c1 = math.radians(180+2*a) * r1
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c2 = math.radians(180-2*a) * r2
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tw = 2*l + c1 + c2
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th = h + 2.5*t
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if self.move(tw, th, move, True):
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return
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self.moveTo(0, 0.25*t)
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self.edges["F"](l - self.latchsize, False)
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self.edges["X"](c2, h + 2 * t)
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self.edges["F"](l, False)
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self.edges["X"](c1, h + 2 * t)
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self.latch(self.latchsize, False)
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self.edge(h + 2 * t)
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self.latch(self.latchsize, False, True)
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self.edge(c1)
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self.edges["F"](l, False)
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self.edge(c2)
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self.edges["F"](l - self.latchsize, False)
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self.corner(90)
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self.edge(h + 2 * t)
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self.corner(90)
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self.move(tw, th, move)
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def render(self):
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if self.outside:
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self.x = self.adjustSize(self.x)
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self.h = self.adjustSize(self.h)
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self.top_diameter = self.adjustSize(self.top_diameter)
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self.bottom_diameter = self.adjustSize(self.bottom_diameter)
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t = self.thickness
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self.latchsize *= self.thickness
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d_t, d_b = self.top_diameter, self.bottom_diameter
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self.x = max(self.x, self.latchsize + 2*t + (d_t + d_b)/2)
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d_c = self.x - d_t/2. - d_b/2.
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self.a = math.degrees(math.asin((d_t-d_b)/2 / d_c))
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self.l = d_c * math.cos(math.radians(self.a))
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self.surroundingWall(move="up")
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self.flexBoxSide(move="right")
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self.flexBoxSide(move="mirror")
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