boxespy/boxes/generators/heart.py

71 lines
2.2 KiB
Python

#!/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 HeartBox(Boxes):
"""Box in the form of an heart"""
ui_group = "FlexBox"
def __init__(self):
Boxes.__init__(self)
self.addSettingsArgs(edges.FingerJointSettings, finger=1.0,space=1.0)
self.addSettingsArgs(edges.FlexSettings)
self.buildArgParser(x=150, h=50)
self.argparser.add_argument(
"--top", action="store", type=str, default="closed",
choices=["closed", "hole", "lid",],
help="style of the top and lid")
def CB(self):
x = self.x
t = self.thickness
l = 2/3. * x - t
r = l/2. - t
d = 2 *t
if self.top == "closed":
return
for i in range(2):
self.moveTo(t, t)
self.polyline((l, 2), (180, r), (d, 1), -90,
(d, 1), (180, r), (l, 2), 90)
l -= t
r -= t
d += t
if self.top == "hole":
return
def render(self):
x, h = self.x, self.h
t = self.thickness
l = 2/3. * x
r = l/2. - 0.5*t
borders = [l, (180, r), t, -90, t, (180, r), l, 90]
self.polygonWalls(borders, h)
self.rectangularWall(0, h, "FFFF", move="up only")
self.polygonWall(borders, callback=[self.CB], move="right")
self.moveTo(-2*t)
self.polygonWall(borders, move="mirror right")
if self.top == "lid":
self.polygonWall([l+t, (180, r+t), 0, -90, 0, (180, r+t), l+t, 90], 'e')