boxespy/boxes/generators/displayshelf.py

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#!/usr/bin/env python3
# Copyright (C) 2013-2016 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 *
class DisplayShelf(Boxes): # change class name here and below
"""Shelf with slanted floors"""
ui_group = "Shelf"
def __init__(self):
Boxes.__init__(self)
self.addSettingsArgs(edges.FingerJointSettings)
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self.buildArgParser(x=400, y=100, h=300, outside=True)
self.argparser.add_argument(
"--num", action="store", type=int, default=3,
help="number of shelves")
self.argparser.add_argument(
"--front", action="store", type=float, default=20.0,
help="height of front walls")
self.argparser.add_argument(
"--angle", action="store", type=float, default=30.0,
help="angle of floors (negative values for slanting backwards)")
def side(self):
t = self.thickness
a = math.radians(self.angle)
hs = (self.sl+t) * math.sin(a) + math.cos(a) * t
for i in range(self.num):
pos_x = abs(0.5*t*math.sin(a))
pos_y = hs - math.cos(a)*0.5*t + i * (self.h-abs(hs)) / (self.num - 0.5)
if a < 0:
pos_y += -math.sin(a) * self.sl
self.fingerHolesAt(pos_x, pos_y, self.sl, -self.angle)
pos_x += math.cos(-a) * (self.sl+0.5*t) + math.sin(a)*0.5*t
pos_y += math.sin(-a) * (self.sl+0.5*t) + math.cos(a)*0.5*t
self.fingerHolesAt(pos_x, pos_y, self.front, 90-self.angle)
def render(self):
# adjust to the variables you want in the local scope
x, y, h = self.x, self.y, self.h
f = self.front
t = self.thickness
if self.outside:
x = self.adjustSize(x)
a = math.radians(self.angle)
self.sl = sl = (y - (t * (math.cos(a) + abs(math.sin(a)))) - max(0, math.sin(a) * f)) / math.cos(a)
# render your parts here
self.rectangularWall(y, h, callback=[self.side], move="up")
self.rectangularWall(y, h, callback=[self.side], move="up")
if f:
for i in range(self.num):
self.rectangularWall(x, sl, "ffef", move="up")
self.rectangularWall(x, f, "Ffef", move="up")
else:
for i in range(self.num):
self.rectangularWall(x, sl, "Efef", move="up")