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# Authors: see git history
#
# Copyright (c) 2010 Authors
# Licensed under the GNU GPL version 3.0 or later. See the file LICENSE for details.
import inkex
from ..elements import SatinColumn
from ..i18n import _
from ..svg import get_correction_transform
from .base import InkstitchExtension
class SatinToStroke(InkstitchExtension):
"""Convert a satin column into a running stitch."""
def __init__(self, *args, **kwargs):
InkstitchExtension.__init__(self, *args, **kwargs)
self.arg_parser.add_argument("--notebook")
self.arg_parser.add_argument("-k", "--keep_satin", type=inkex.Boolean, default=False, dest="keep_satin")
def effect(self):
if not self.svg.selection or not self.get_elements():
inkex.errormsg(_("Please select at least one satin column to convert to a running stitch."))
return
if not any(isinstance(item, SatinColumn) for item in self.elements):
# L10N: Convert To Satin extension, user selected one or more objects that were not lines.
inkex.errormsg(_("Please select at least one satin column to convert to a running stitch."))
return
for element in self.elements:
if not isinstance(element, SatinColumn):
continue
parent = element.node.getparent()
center_line = element.center_line.simplify(0.05)
d = "M"
for x, y in center_line.coords:
d += "%s,%s " % (x, y)
d += " "
stroke_element = inkex.PathElement(
id=self.uniqueId("path"),
style=self.path_style(element),
transform=get_correction_transform(element.node),
d=d
)
parent.insert(parent.index(element.node), stroke_element)
if not self.options.keep_satin:
element.node.delete()
def path_style(self, element):
color = element.get_style('stroke', '#000000')
return "stroke:%s;stroke-width:1px;stroke-dasharray:3, 1;fill:none" % (color)
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