boxespy/boxes/generators/flexbox2.py

103 lines
3.4 KiB
Python
Executable File

#!/usr/bin/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 *
import math
class FlexBox(Boxes):
"""Box with living hinge and top corners rounded"""
def __init__(self):
Boxes.__init__(self)
self.buildArgParser("x", "y", "h")
self.argparser.add_argument(
"--radius", action="store", type=float, default=15,
help="Radius of the corners in mm")
@restore
def flexBoxSide(self, x, y, r, callback=None):
self.cc(callback, 0)
self.edges["f"](x)
self.corner(90, 0)
self.cc(callback, 1)
self.edges["f"](y-r)
self.corner(90, r)
self.cc(callback, 2)
self.edge(x-2*r)
self.corner(90, r)
self.cc(callback, 3)
self.latch(self.latchsize)
self.cc(callback, 4)
self.edges["f"](y-r-self.latchsize)
self.corner(90)
def surroundingWall(self):
x, y, h, r = self.x, self.y, self.h, self.radius
self.edges["F"](y-r, False)
if (x-2*r < self.thickness):
self.edges["X"](2*self.c4+x-2*r, h+2*self.thickness)
else:
self.edges["X"](self.c4, h+2*self.thickness)
self.edge(x-2*r)
self.edges["X"](self.c4, h+2*self.thickness)
self.latch(self.latchsize, False)
self.edge(h+2*self.thickness)
self.latch(self.latchsize, False, True)
self.edge(self.c4)
self.edge(x-2*r)
self.edge(self.c4)
self.edges["F"](y-r)
self.corner(90)
self.edge(self.thickness)
self.edges["f"](h)
self.edge(self.thickness)
self.corner(90)
def render(self):
self.latchsize = 8*self.thickness
self.radius = self.radius or min(self.x/2.0, self.y-self.latchsize)
self.radius = min(self.radius, self.x/2.0)
self.radius = min(self.radius, max(0, self.y-self.latchsize))
self.c4 = c4 = math.pi * self.radius * 0.5
self.open()
self.fingerJointSettings = (4, 4)
self.moveTo(2*self.thickness, self.thickness)
self.ctx.save()
self.surroundingWall()
self.moveTo(self.x+self.y-3*self.radius+2*self.c4+self.latchsize+1*self.thickness, 0)
self.rectangularWall(self.x, self.h, edges="FFFF")
self.ctx.restore()
self.moveTo(0, self.h+4*self.thickness)
self.flexBoxSide(self.x, self.y, self.radius)
self.moveTo(2*self.x+3*self.thickness, 0)
self.ctx.scale(-1, 1)
self.flexBoxSide(self.x, self.y, self.radius)
self.ctx.scale(-1, 1)
self.moveTo(2*self.thickness, 0)
self.rectangularWall(self.h, self.y-self.radius-self.latchsize, edges="fFeF")
self.close()
def main():
b = FlexBox()
b.parseArgs()
b.render()
if __name__=="__main__":
main()