78 lines
2.9 KiB
Python
78 lines
2.9 KiB
Python
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#!/usr/bin/env python3
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# Copyright (C) 2013-2022 Florian Festi
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from boxes import *
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from shapely.geometry import *
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import random
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import time
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class HolePattern(Boxes):
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"""Generate hole patterns in different simple shapes"""
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ui_group = "Holes"
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def __init__(self):
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Boxes.__init__(self)
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self.addSettingsArgs(fillHolesSettings, fill_pattern="hex")
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self.buildArgParser("x", "y")
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self.argparser.add_argument(
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"--shape", action="store", type=str, default="rectangle",
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choices=["rectangle", "ellipse", "oval", "hexagon", "octagon"],
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help="Shape of the hole pattern")
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def render(self):
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x, y = self.x, self.y
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if self.shape == "ellipse":
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border = [(x * (.5+math.sin(math.radians(a))/2),
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y * (.5+math.cos(math.radians(a))/2))
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for a in range(0, 360, 18)]
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elif self.shape == "oval":
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r = min(x, y) / 2
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dx = max(x-y, 0)
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dy = max(y-x, 0)
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border = [(r * (.5+math.cos(math.radians(a))/2) +
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(dx if q in [0, 3] else 0),
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r * (.5+math.sin(math.radians(a))/2) +
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(dy if q in [1, 2] else 0))
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for q in range(4)
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for a in range(90*q, 90*q+91, 18)]
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elif self.shape == "hexagon":
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dx = min(y / (3**.5) / 2, x / 2)
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border = [(dx, 0), (x-dx, 0), (x, .5*y),
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(x-dx, y), (dx, y), (0, .5*y)]
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elif self.shape == "octagon":
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d = (2**.5/(2+2*2**.5))
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d2 = 1 -d
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border = [(d*x, 0), (d2*x, 0), (x, d*y), (x, d2*y),
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(d2*x, y), (d*x, y), (0, d2*y), (0, d*y)]
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else: # "rectangle"
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border = [(0, 0), (x, 0), (x, y), (0, y)]
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self.fillHoles(
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pattern=self.fillHoles_fill_pattern,
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border=border,
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max_radius=self.fillHoles_hole_max_radius,
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hspace=self.fillHoles_space_between_holes,
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bspace=self.fillHoles_space_to_border,
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min_radius=self.fillHoles_hole_min_radius,
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style=self.fillHoles_hole_style,
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bar_length=self.fillHoles_bar_length,
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max_random=self.fillHoles_max_random
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)
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