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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.
from inkex import Boolean, errormsg, BaseElement
from ..elements import Clone, EmbroideryElement
from ..i18n import _
from .base import InkstitchExtension
from ..svg.tags import CONNECTION_END, CONNECTION_START
from typing import List, Tuple
class UnlinkClone(InkstitchExtension):
def __init__(self, *args, **kwargs):
InkstitchExtension.__init__(self, *args, **kwargs)
self.arg_parser.add_argument("--notebook")
self.arg_parser.add_argument("-r", "--recursive", dest="recursive", type=Boolean, default=True)
def effect(self):
recursive: bool = self.options.recursive
if not self.get_elements():
return
if not self.svg.selection:
errormsg(_("Please select one or more clones to unlink."))
return
# Two passes here: One to resolve all clones, and then another to replace those clones with their resolved versions.
# This way we don't accidentally remove a node that another clone refers to.
clones_resolved: List[Tuple[BaseElement, BaseElement]] = []
for element in self.elements:
if isinstance(element, Clone):
resolved = element.resolve_clone(recursive=recursive)
clones_resolved.append((element.node, resolved[0]))
for (clone, resolved) in clones_resolved:
clone.delete()
orig_id = resolved.get_id()
new_id = clone.get_id()
# Fix up command backlinks - note this has to happen before we rename so they can actually be found.
for command in EmbroideryElement(resolved).commands:
backlink_attrib = CONNECTION_START if command.connector.get(CONNECTION_START) == ("#"+orig_id) else CONNECTION_END
command.connector.set(backlink_attrib, "#"+new_id)
resolved.set_id(new_id)
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