130 lines
4.1 KiB
Python
130 lines
4.1 KiB
Python
#!/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 math
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import boxes
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class DoubleFlexDoorBox(boxes.Boxes):
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"""Box with two part lid with living hinges 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", "y", "h", "outside")
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self.argparser.add_argument(
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"--radius", action="store", type=float, default=15,
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help="Radius of the latch in mm")
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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, x, y, r, callback=None, move=None):
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t = self.thickness
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ll = (x - 2*r) / 2 - self.latchsize
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if self.move(x+2*t, y+2*t, move, True):
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return
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self.moveTo(t+r, t)
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for i, l in zip(range(2), (x, y)):
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self.cc(callback, i)
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self.edges["f"](l - 2 * r)
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self.corner(90, r)
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self.cc(callback, 2)
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self.edge(ll)
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self.latch(self.latchsize)
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self.latch(self.latchsize, reverse=True)
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self.edge(ll)
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self.corner(90, r)
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self.cc(callback, 3)
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self.edges["f"](y - 2 * r)
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self.corner(90, r)
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self.move(x+2*t, y+2*t, move)
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def surroundingWall(self, x, y, h, r, move=None):
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t = self.thickness
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c4 = math.pi * r * 0.5
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tw = 2*x + 2*y - 8*r + 4*c4
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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, -90)
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self.latch(self.latchsize, False, True)
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self.edge((x-2*r)/2 - self.latchsize, False)
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if y - 2 * r < t:
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self.edges["X"](2 * c4 + y - 2 * r, h + 2 * t)
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else:
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self.edges["X"](c4, h + 2 * t)
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self.edges["F"](y - 2 * r, False)
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self.edges["X"](c4, h + 2 * t)
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self.edges["F"](x - 2 * r, False)
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if y - 2 * r < t:
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self.edges["X"](2 * c4 + y - 2 * r, h + 2 * t)
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else:
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self.edges["X"](c4, h + 2 * t)
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self.edges["F"](y - 2 * r)
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self.edges["X"](c4, h + 2 * t)
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self.edge((x-2*r)/2 - self.latchsize, False)
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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((x-2*r)/2 - self.latchsize, False)
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self.edge(c4)
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self.edges["F"](y - 2 * r)
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self.edge(c4)
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self.edges["F"](x - 2 * r, False)
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self.edge(c4)
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self.edges["F"](y - 2 * r, False)
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self.edge(c4)
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self.edge((x-2*r)/2 - self.latchsize)
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self.latch(self.latchsize, False, False)
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self.edge(h + 2 * t)
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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.y = self.adjustSize(self.y)
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self.h = self.adjustSize(self.h)
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t = self.thickness
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self.latchsize *= t
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x, y, h = self.x, self.y, self.h
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r = self.radius or min(x - 2*self.latchsize, y) / 2.0
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r = min(r, y / 2.0)
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self.radius = r = min(r, max(0, (x - 2*self.latchsize) / 2.0))
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# swap y and h for more consistent axis names
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self.surroundingWall(x, h, y, r, move="up")
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self.flexBoxSide(x, h, r, move="right")
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self.flexBoxSide(x, h, r, move="mirror")
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