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# Authors: see git history
#
# Copyright (c) 2023 Authors
# Licensed under the GNU GPL version 3.0 or later. See the file LICENSE for details.
import sys
import wx
import wx.adv
from inkex import ShapeElement
from ..gui.abort_message import AbortMessageApp
from ..gui.simulator import SplitSimulatorWindow
from ..gui.tartan import TartanMainPanel
from ..i18n import _
from ..svg.tags import EMBROIDERABLE_TAGS, INKSTITCH_TARTAN, SVG_GROUP_TAG
from ..utils.svg_data import get_pagecolor
from .base import InkstitchExtension
class Tartan(InkstitchExtension):
def __init__(self, *args, **kwargs):
self.nodes = set()
self.cancelled = False
InkstitchExtension.__init__(self, *args, **kwargs)
def cancel(self) -> None:
self.cancelled = True
def get_tartan_nodes(self) -> None:
if self.svg.selection:
for node in self.svg.selection:
self.get_selection(node)
def get_selection(self, node: ShapeElement) -> None:
if node.TAG == 'g' and not node.get_id().startswith('inkstitch-tartan'):
for child_node in node.iterchildren():
self.get_selection(child_node)
else:
node = self.get_outline(node)
if node.tag in EMBROIDERABLE_TAGS and node.style('fill') is not None:
self.nodes.add(node)
def get_outline(self, node: ShapeElement) -> ShapeElement:
# existing tartans are marked through their outline node
# we have either selected the node itself or some other nodes within a tartan group
if node.get(INKSTITCH_TARTAN, None) is not None:
return node
if node.get_id().startswith('inkstitch-tartan'):
for node in node.iterchildren(EMBROIDERABLE_TAGS):
if node.get(INKSTITCH_TARTAN, None):
return node
for group in node.iterancestors(SVG_GROUP_TAG):
if group.get_id().startswith('inkstitch-tartan'):
for node in group.iterchildren(EMBROIDERABLE_TAGS):
if node.get(INKSTITCH_TARTAN, None) is not None:
return node
# if we don't find an existing tartan, return node
return node
def effect(self) -> None:
self.get_tartan_nodes()
if not self.nodes:
abort = AbortMessageApp(
_("To create a tartan pattern please select at least one element with a fill color."),
_("https://inkstitch.org/docs/fill-tools/#tartan")
)
abort.MainLoop()
return
metadata = self.get_inkstitch_metadata()
background_color = get_pagecolor(self.svg.namedview)
app = wx.App()
frame = SplitSimulatorWindow(
title=_("Ink/Stitch Tartan"),
panel_class=TartanMainPanel,
nodes=list(self.nodes),
on_cancel=self.cancel,
metadata=metadata,
background_color=background_color,
target_duration=1
)
frame.Show()
app.MainLoop()
if self.cancelled:
# This prevents the superclass from outputting the SVG, because we
# may have modified the DOM.
sys.exit(0)
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