boxespy/boxes/generators/regularbox.py

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#!/usr/bin/env python3
# Copyright (C) 2013-2014 Florian Festi
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from boxes import *
from boxes.generators.bayonetbox import BayonetBox
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class RegularBox(BayonetBox):
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"""Box with regular polygon as base"""
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description = """For short side walls that don't fit a connecting finger reduce *surroundingspaces* and *finger* in the Finger Joint Settings.
The lids needs to be glued. For the bayonet lid all outside rings attach to the bottom, all inside rings to the top.
"""
ui_group = "Box"
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def __init__(self) -> None:
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Boxes.__init__(self)
self.addSettingsArgs(edges.FingerJointSettings, surroundingspaces=1)
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self.buildArgParser("h", "outside")
self.argparser.add_argument(
"--radius", action="store", type=float, default=50.0,
help="inner radius if the box (at the corners)")
self.argparser.add_argument(
"--n", action="store", type=int, default=5,
help="number of sides")
self.argparser.add_argument(
"--top", action="store", type=str, default="none",
choices=["none", "hole", "angled hole", "angled lid", "angled lid2", "round lid", "bayonet mount"],
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help="style of the top and lid")
self.argparser.add_argument(
"--alignment_pins", action="store", type=float, default=1.0,
help="diameter of the alignment pins for bayonet lid")
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self.lugs=6
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def render(self):
r, h, n = self.radius, self.h, self.n
if self.outside:
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r = r = r - self.thickness / math.cos(math.radians(360/(2*n)))
if self.top == "none":
h = self.adjustSize(h, False)
elif "lid" in self.top and self.top != "angled lid":
h = self.adjustSize(h) - self.thickness
else:
h = self.adjustSize(h)
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t = self.thickness
fingerJointSettings = copy.deepcopy(self.edges["f"].settings)
fingerJointSettings.setValues(self.thickness, angle=360./n)
fingerJointSettings.edgeObjects(self, chars="gGH")
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r, sh, side = self.regularPolygon(n, radius=r)
with self.saved_context():
self.regularPolygonWall(corners=n, r=r, edges='F', move="right")
if self.top == "angled lid":
self.regularPolygonWall(corners=n, r=r, edges='e', move="right")
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self.regularPolygonWall(corners=n, r=r, edges='E', move="right")
elif self.top in ("angled hole", "angled lid2"):
self.regularPolygonWall(corners=n, r=r, edges='F', move="right",
callback=[lambda:self.regularPolygonAt(
0, 0, n, h=sh-t)])
if self.top == "angled lid2":
self.regularPolygonWall(corners=n, r=r, edges='E', move="right")
elif self.top in ("hole", "round lid"):
self.regularPolygonWall(corners=n, r=r, edges='F', move="right",
hole=(sh-t)*2)
if self.top == "round lid":
self.parts.disc(sh*2, move="right")
if self.top == "bayonet mount":
self.diameter = 2*sh
self.parts.disc(sh*2-0.1*t, callback=self.lowerCB,
move="right")
self.regularPolygonWall(corners=n, r=r, edges='F',
callback=[self.upperCB], move="right")
self.parts.disc(sh*2, move="right")
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self.regularPolygonWall(corners=n, r=r, edges='F', move="up only")
side = 2 * math.sin(math.radians(180.0/n)) * r
fingers = self.top in ("hole", "angled hole", "round lid",
"angled lid2", "bayonet mount")
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if n % 2:
for i in range(n):
self.rectangularWall(side, h, move="right",
edges="fgfG" if fingers else "fgeG")
else:
for i in range(n//2):
self.rectangularWall(side, h, move="right",
edges="fGfG" if fingers else "fGeG")
self.rectangularWall(side, h, move="right",
edges="fgfg" if fingers else "fgeg")