272 lines
9.6 KiB
Python
272 lines
9.6 KiB
Python
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#! /usr/bin/env python3
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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, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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__version__ = "0.1"
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import inkex
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import math
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class GenerateFrame(inkex.EffectExtension):
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def add_arguments(self, pars):
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pars.add_argument("--width", type=float, default=100.0, help="Inner width")
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pars.add_argument("--height", type=float, default=150.0, help="Inner height")
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pars.add_argument("--depth", type=float, default=10.0, help="Frame depth")
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pars.add_argument("--border", type=float, default=20.0, help="Frame border width")
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pars.add_argument("--unit", default="mm", help="Unit of measure")
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def effect(self):
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center_x = self.svg.unittouu(self.document.getroot().get('width'))/2
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center_y = self.svg.unittouu(self.document.getroot().get('height'))/2
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_width = self.svg.unittouu(str(self.options.width) + self.options.unit)
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_height = self.svg.unittouu(str(self.options.height) + self.options.unit)
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_depth = self.svg.unittouu(str(self.options.depth) + self.options.unit)
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_border = self.svg.unittouu(str(self.options.border) + self.options.unit)
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_border_hyp = math.sqrt(2 * _border * _border)
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id_frame = self.svg.get_unique_id('papercraft-frame')
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group = self.svg.get_current_layer().add(inkex.Group(id=id_frame))
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id_score = self.svg.get_unique_id('papercraft-scores')
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score_group = group.add(inkex.Group(id=id_score))
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cut_line = {'stroke': '#FF0000', 'fill': 'none', 'stroke-width': str(self.svg.unittouu('1px'))}
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safe_line = {'stroke': '#0000FF', 'fill': 'none', 'stroke-width': str(self.svg.unittouu('1px'))}
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valley_score_line = {'stroke': '#00FF00', 'fill': 'none', 'stroke-width': str(self.svg.unittouu('1px')), 'stroke-dasharray': '1.05999995,0.52999997,0.26499999,0.52999997'}
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mountain_score_line = {'stroke': '#00FF00', 'fill': 'none', 'stroke-width': str(self.svg.unittouu('1px')), 'stroke-dasharray': '5,5'}
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# line.path --> M = absolute coordinates
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# line.path --> l = draws a line from the current point to the specified relative coordinates
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# line.path --> c = draws a beizer curve from the current point to the specified coordinates
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# line.path --> q = draw an arc from the current point to the specified coordinates using a point as reference
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# line.path --> Z = close path
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# outer profile (cut)
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line = group.add(inkex.PathElement(id=id_frame + '-outer-profile'))
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line.path = [
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# top-left
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['M', [0, 2 * (_border+_depth)]],
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['l', [_border+_depth+_border,0]],
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['l', [0,-_depth]],
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['l', [_depth,0]],
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['l', [_border,-_border]],
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['l', [0,-_depth]],
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['l', [-_border,-_border]],
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['l', [_width+2*_border,0]],
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# top-right
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['l', [-_border,_border]],
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['l', [0,_depth]],
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['l', [_border,_border]],
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['l', [_depth,0]],
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['l', [0,_depth]],
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['l', [_border+_depth+_border,0]],
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['l', [0,_height+2*_border]],
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# bottom-right
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['l', [-(_border+_depth+_border),0]],
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['l', [0,_depth]],
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['l', [-_depth,0]],
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['l', [-_border,_border]],
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['l', [0,_depth]],
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['l', [_border,_border]],
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['l', [-(_width+2*_border),0]],
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# bottom-left
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['l', [_border,-_border]],
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['l', [0,-_depth]],
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['l', [-_border,-_border]],
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['l', [-_depth,0]],
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['l', [0,-_depth]],
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['l', [-(_border+_depth+_border),0]],
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['Z', []]
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]
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line.style = cut_line
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line = group.add(inkex.PathElement(id=id_frame + '-inner-profile'))
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line.path = [
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['M', [2*_depth+3*_border, 2*_depth+3*_border]],
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['l', [_width,0]],
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['l', [0,_height]],
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['l', [-_width,0]],
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['Z', []]
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]
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line.style = safe_line
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# score lines -- vertical
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_top_edge = 2 *_border+2*_depth
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line = score_group.add(inkex.PathElement(id=id_score + '-score-1'))
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line.path = [
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['M', [_border, _top_edge]],
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['l', [0, _height+2*_border]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-2'))
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line.path = [
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['M', [_border+_depth, _top_edge]],
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['l', [0, _height+2*_border]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-3'))
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line.path = [
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['M', [_border+_depth+_border, _top_edge]],
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['l', [0, _height+2*_border]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-4'))
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line.path = [
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['M', [2*(_border+_depth), _top_edge-_depth]],
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['l', [0, _height+2*_border+2*_depth]],
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]
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line.style = valley_score_line
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_right_side = _width+4*_border+2*_depth
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line = score_group.add(inkex.PathElement(id=id_score + '-score-5'))
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line.path = [
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['M', [_right_side, _top_edge-_depth]],
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['l', [0, _height+2*_border+2*_depth]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-6'))
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line.path = [
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['M', [_right_side+_depth, _top_edge]],
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['l', [0, _height+2*_border]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-7'))
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line.path = [
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['M', [_right_side+_border+_depth, _top_edge]],
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['l', [0, _height+2*_border]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-8'))
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line.path = [
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['M', [_right_side+_border+_depth+_depth, _top_edge]],
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['l', [0, _height+2*_border]],
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]
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line.style = valley_score_line
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# corners
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_o1_x = 2*_border + _depth
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_o1_y = _o1_x + _depth
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line = score_group.add(inkex.PathElement(id=id_score + '-score-22'))
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line.path = [
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['M', [_o1_x+_depth, _o1_y]],
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['l', [-_depth,-_depth]],
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]
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line.style = mountain_score_line
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_o2_x = _o1_x + _width + 2*_border + 2*_depth
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_o2_y = _o1_y
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line = score_group.add(inkex.PathElement(id=id_score + '-score-24'))
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line.path = [
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['M', [_o2_x-_depth, _o2_y]],
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['l', [_depth,-_depth]],
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]
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line.style = mountain_score_line
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_o3_x = _o1_x
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_o3_y = _o1_y + _height + 2*_border
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line = score_group.add(inkex.PathElement(id=id_score + '-score-26'))
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line.path = [
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['M', [_o3_x + _depth, _o3_y]],
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['l', [-_depth,_depth]],
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]
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line.style = mountain_score_line
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_o4_x = _o2_x
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_o4_y = _o3_y
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line = score_group.add(inkex.PathElement(id=id_score + '-score-28'))
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line.path = [
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['M', [_o4_x - _depth, _o4_y]],
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['l', [_depth,_depth]],
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]
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line.style = mountain_score_line
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# horizontals
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line = score_group.add(inkex.PathElement(id=id_score + '-score-31'))
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line.path = [
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['M', [2*_border+_depth, 2*_border+2*_depth]],
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['l', [_width+2*_border+2*_depth,0]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-32'))
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line.path = [
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['M', [2*_border+2*_depth, 2*_border+_depth]],
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['l', [_width+2*_border,0]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-33'))
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line.path = [
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['M', [3*_border+2*_depth, _border+_depth]],
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['l', [_width,0]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-34'))
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line.path = [
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['M', [3*_border+2*_depth, _border]],
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['l', [_width,0]],
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]
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line.style = valley_score_line
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_bottom = _height + 4*_border+2*_depth
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line = score_group.add(inkex.PathElement(id=id_score + '-score-35'))
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line.path = [
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['M', [2*_border+_depth, _bottom]],
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['l', [_width+2*_border+2*_depth,0]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-36'))
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line.path = [
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['M', [2*_border+2*_depth, _bottom+_depth]],
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['l', [_width+2*_border,0]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-37'))
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line.path = [
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['M', [3*_border+2*_depth, _bottom+_border+_depth]],
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['l', [_width,0]],
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]
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line.style = valley_score_line
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line = score_group.add(inkex.PathElement(id=id_score + '-score-38'))
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line.path = [
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['M', [3*_border+2*_depth, _bottom+_border+2*_depth]],
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['l', [_width,0]],
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]
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line.style = valley_score_line
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if __name__ == '__main__':
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GenerateFrame().run()
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