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#! /usr/bin/env python
# coding=utf-8
#
# Copyright (C) 2009 Aurelio A. Heckert <aurium (a) gmail dot com>
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
__version__ = "0.2"
import inkex
class FoldableBox(inkex.EffectExtension):
"""Foldable Box generation."""
def add_arguments(self, pars):
pars.add_argument("--width", type=float, default=10.0, help="The Box Width")
pars.add_argument("--height", type=float, default=15.0, help="The Box Height")
pars.add_argument("--depth", type=float, default=3.0, help="The Box Depth (z dimention)")
pars.add_argument("--unit", default="cm", help="The unit of the box dimensions")
pars.add_argument("--proportion", type=float, default=0.6, help="Inner tab proportion")
pars.add_argument("--guide", type=inkex.Boolean, default=False, help="Add guide lines")
def guide(self, value, orient):
"""Create a guideline conditionally"""
if self.options.guide:
self.svg.namedview.new_guide(value, orient)
def effect(self):
doc_w = self.svg.unittouu(self.document.getroot().get('width'))
doc_h = self.svg.unittouu(self.document.getroot().get('height'))
box_w = self.svg.unittouu(str(self.options.width) + self.options.unit)
box_h = self.svg.unittouu(str(self.options.height) + self.options.unit)
box_d = self.svg.unittouu(str(self.options.depth) + self.options.unit)
tab_h = box_d * self.options.proportion
box_id = self.svg.get_unique_id('box')
group = self.svg.get_current_layer().add(inkex.Group(id=box_id))
line_style = {'stroke': '#000000', 'fill': 'none',
'stroke-width': str(self.svg.unittouu('1px'))}
self.guide(doc_h, True)
# Inner Close Tab
line = group.add(inkex.PathElement(id=box_id + '-inner-close-tab'))
line.path = [
['M', [box_w - (tab_h * 0.7), 0]],
['C', [box_w - (tab_h * 0.25), 0, box_w, tab_h * 0.3, box_w, tab_h * 0.9]],
['L', [box_w, tab_h]],
['L', [0, tab_h]],
['L', [0, tab_h * 0.9]],
['C', [0, tab_h * 0.3, tab_h * 0.25, 0, tab_h * 0.7, 0]],
['Z', []]
]
line.style = line_style
lower_pos = box_d + tab_h
left_pos = 0
self.guide(doc_h - tab_h, True)
# Upper Close Tab
line = group.add(inkex.PathElement(id=box_id + '-upper-close-tab'))
line.path = [
['M', [left_pos, tab_h]],
['L', [left_pos + box_w, tab_h]],
['L', [left_pos + box_w, lower_pos]],
['L', [left_pos + 0, lower_pos]],
['Z', []]
]
line.style = line_style
left_pos += box_w
# Upper Right Tab
side_tab_h = lower_pos - (box_w / 2)
if side_tab_h < tab_h:
side_tab_h = tab_h
line = group.add(inkex.PathElement(id=box_id + '-upper-right-tab'))
line.path = [
['M', [left_pos, side_tab_h]],
['L', [left_pos + (box_d * 0.8), side_tab_h]],
['L', [left_pos + box_d, ((lower_pos * 3) - side_tab_h) / 3]],
['L', [left_pos + box_d, lower_pos]],
['L', [left_pos + 0, lower_pos]],
['Z', []]
]
line.style = line_style
left_pos += box_w + box_d
# Upper Left Tab
line = group.add(inkex.PathElement(id=box_id + '-upper-left-tab'))
line.path = [
['M', [left_pos + box_d, side_tab_h]],
['L', [left_pos + (box_d * 0.2), side_tab_h]],
['L', [left_pos, ((lower_pos * 3) - side_tab_h) / 3]],
['L', [left_pos, lower_pos]],
['L', [left_pos + box_d, lower_pos]],
['Z', []]
]
line.style = line_style
left_pos = 0
self.guide(doc_h - tab_h - box_d, True)
# Right Tab
line = group.add(inkex.PathElement(id=box_id + '-left-tab'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos - (box_d / 2), lower_pos + (box_d / 4)]],
['L', [left_pos - (box_d / 2), lower_pos + box_h - (box_d / 4)]],
['L', [left_pos, lower_pos + box_h]],
['Z', []]
]
line.style = line_style
# Front
line = group.add(inkex.PathElement(id=box_id + '-front'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos + box_w, lower_pos]],
['L', [left_pos + box_w, lower_pos + box_h]],
['L', [left_pos, lower_pos + box_h]],
['Z', []]
]
line.style = line_style
left_pos += box_w
# Right
line = group.add(inkex.PathElement(id=box_id + '-right'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos + box_d, lower_pos]],
['L', [left_pos + box_d, lower_pos + box_h]],
['L', [left_pos, lower_pos + box_h]],
['Z', []]
]
line.style = line_style
left_pos += box_d
# Back
line = group.add(inkex.PathElement(id=box_id + '-back'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos + box_w, lower_pos]],
['L', [left_pos + box_w, lower_pos + box_h]],
['L', [left_pos, lower_pos + box_h]],
['Z', []]
]
line.style = line_style
left_pos += box_w
# Left
line = group.add(inkex.PathElement(id=box_id + '-line'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos + box_d, lower_pos]],
['L', [left_pos + box_d, lower_pos + box_h]],
['L', [left_pos, lower_pos + box_h]],
['Z', []]
]
line.style = line_style
lower_pos += box_h
left_pos = 0
b_tab = lower_pos + box_d
if b_tab > box_w / 2.5:
b_tab = box_w / 2.5
# Bottom Front Tab
line = group.add(inkex.PathElement(id=box_id + '-bottom-front-tab'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos, lower_pos + (box_d / 2)]],
['L', [left_pos + box_w, lower_pos + (box_d / 2)]],
['L', [left_pos + box_w, lower_pos]],
['Z', []]
]
line.style = line_style
left_pos += box_w
# Bottom Right Tab
line = group.add(inkex.PathElement(id=box_id + '-bottom-right-tab'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos, lower_pos + b_tab]],
['L', [left_pos + box_d, lower_pos + b_tab]],
['L', [left_pos + box_d, lower_pos]],
['Z', []]
]
line.style = line_style
left_pos += box_d
# Bottom Back Tab
line = group.add(inkex.PathElement(id=box_id + '-bottom-back-tab'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos, lower_pos + (box_d / 2)]],
['L', [left_pos + box_w, lower_pos + (box_d / 2)]],
['L', [left_pos + box_w, lower_pos]],
['Z', []]
]
line.style = line_style
left_pos += box_w
# Bottom Left Tab
line = group.add(inkex.PathElement(id=box_id + '-bottom-left-tab'))
line.path = [
['M', [left_pos, lower_pos]],
['L', [left_pos, lower_pos + b_tab]],
['L', [left_pos + box_d, lower_pos + b_tab]],
['L', [left_pos + box_d, lower_pos]],
['Z', []]
]
line.style = line_style
left_pos += box_d
lower_pos += b_tab
group.transform = inkex.Transform(translate=((doc_w - left_pos) / 2, (doc_h - lower_pos) / 2))
if __name__ == '__main__': # pragma: no cover
FoldableBox().run()
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