99 lines
3.9 KiB
Python
99 lines
3.9 KiB
Python
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#! /usr/bin/env python
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# -*- coding: utf-8 -*-
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import math
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import numpy as np
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from math import pi
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import inkex
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from Path import Path
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from Pattern import Pattern
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# Select name of class, inherits from Pattern
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# TODO:
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# 1) Implement __init__ method to get all custom options and then call Pattern's __init__
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# 2) Implement generate_path_tree to define all of the desired strokes
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def reflections_diag(path):
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new_paths = [path]
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new_paths = new_paths + Path.list_reflect(new_paths, (0, 0), (1, 1))
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return new_paths + Path.list_reflect(new_paths, (0, 0), (1, -1))
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def reflections_rect(path):
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new_paths = [path]
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new_paths = new_paths + Path.list_reflect(new_paths, (0, 0), (0, 1))
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return new_paths + Path.list_reflect(new_paths, (0, 0), (1, 0))
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def recenter(paths, dist):
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# paths_new = Path.list_simplify(paths)
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paths_new = Path.list_rotate(paths, pi/4)
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return Path.list_add(paths_new, (dist, dist))
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class MasuBox(Pattern):
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def __init__(self):
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""" Constructor
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"""
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Pattern.__init__(self) # Must be called in order to parse common options
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# save all custom parameters defined on .inx file
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self.add_argument('--pattern', type=self.str, default='boxes_masu')
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self.add_argument('--width', type=self.float, default=10.0)
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self.add_argument('--height', type=self.float, default=10.0)
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self.add_argument('--width_delta', type=self.float, default=0.0)
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self.add_argument('--width_delta_bool', type=self.bool, default=False)
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def generate_path_tree(self):
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""" Specialized path generation for your origami pattern
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"""
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# retrieve conversion factor for selected unit
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unit_factor = self.calc_unit_factor()
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# retrieve saved parameters, and apply unit factor where needed
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width = self.options.width * unit_factor
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height = self.options.height * unit_factor
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if self.options.width_delta_bool:
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width_delta = self.options.width_delta * unit_factor
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width += width_delta
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height -= width_delta/2
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length = math.sqrt(2)*(width + 2*height)
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half_fold = 90 if self.options.simulation_mode else 180
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# bottom of box
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ring_inner = Path.generate_square(width, width, center = [0,0], style = 'm', fold_angle=half_fold)
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# ring making the corners
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lengths = [height, width, height]
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points = Path.get_square_points(sum(lengths), sum(lengths), [0,0])
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styles = ['vmv','mmm']
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ring_middle = [Path([points[i], points[(i + 1)%4]], 'm').
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break_path(lengths, styles[i % 2]) for i in range(4)]
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# arms along width and length
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points = [(-width / 2, -(width / 2 + 0 * height)),
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(-width / 2, -(width / 2 + 1 * height)),
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(-width / 2, -(width / 2 + 2 * height)),
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(+width / 2, -(width / 2 + 2 * height)),
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(+width / 2, -(width / 2 + 1 * height)),
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(+width / 2, -(width / 2 + 0 * height))]
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arms_ = [Path.list_create_from_points(points, 'mmvmm', fold_angles = [180, 180, half_fold, 180, 180]),
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Path.list_create_from_points(points, 'mvvvm', half_fold)]
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arms = [Path.list_rotate(arms_[i % 2], i * pi / 2) for i in range(4)]
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# tiny corner diagonals
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diag = Path([(width/2, width/2), (width/2 + height, width/2 + height)], 'v')
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corner_diagonals = [diag * (1, i*pi/2) for i in range(4)]
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self.edge_points = Path.get_square_points(length, length)
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self.path_tree = [ring_inner, ring_middle, arms, corner_diagonals]
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self.path_tree = recenter(self.path_tree, length/2)
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# Main function, creates an instance of the Class and calls self.draw() to draw the origami on inkscape
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# self.draw() is either a call to inkex.affect() or to svg.run(), depending on python version
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if __name__ == '__main__':
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e = MasuBox() # remember to put the name of your Class here!
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e.draw()
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