# Copyright (C) 2013-2022 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 *
[docs]
class HolePattern(Boxes):
"""Generate hole patterns in different simple shapes"""
ui_group = "Holes"
def __init__(self) -> None:
Boxes.__init__(self)
self.addSettingsArgs(fillHolesSettings, fill_pattern="hex")
self.buildArgParser("x", "y")
self.argparser.add_argument(
"--shape", action="store", type=str, default="rectangle",
choices=["rectangle", "ellipse", "oval", "hexagon", "octagon"],
help="Shape of the hole pattern")
def render(self):
x, y = self.x, self.y
if self.shape == "ellipse":
border = [(x * (.5+math.sin(math.radians(a))/2),
y * (.5+math.cos(math.radians(a))/2))
for a in range(0, 360, 18)]
elif self.shape == "oval":
r = min(x, y) / 2
dx = max(x-y, 0)
dy = max(y-x, 0)
border = [(r * (.5+math.cos(math.radians(a))/2) +
(dx if q in [0, 3] else 0),
r * (.5+math.sin(math.radians(a))/2) +
(dy if q in [1, 2] else 0))
for q in range(4)
for a in range(90*q, 90*q+91, 18)]
elif self.shape == "hexagon":
dx = min(y / (3**.5) / 2, x / 2)
border = [(dx, 0), (x-dx, 0), (x, .5*y),
(x-dx, y), (dx, y), (0, .5*y)]
elif self.shape == "octagon":
d = (2**.5/(2+2*2**.5))
d2 = 1 -d
border = [(d*x, 0), (d2*x, 0), (x, d*y), (x, d2*y),
(d2*x, y), (d*x, y), (0, d2*y), (0, d*y)]
else: # "rectangle"
border = [(0, 0), (x, 0), (x, y), (0, y)]
self.fillHoles(
pattern=self.fillHoles_fill_pattern,
border=border,
max_radius=self.fillHoles_hole_max_radius,
hspace=self.fillHoles_space_between_holes,
bspace=self.fillHoles_space_to_border,
min_radius=self.fillHoles_hole_min_radius,
style=self.fillHoles_hole_style,
bar_length=self.fillHoles_bar_length,
max_random=self.fillHoles_max_random
)
