inkstitch/lib/extensions/cleanup.py

81 wiersze
3.4 KiB
Python

# 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 NSS, Boolean, errormsg
from ..elements import FillStitch, Stroke
from ..i18n import _
from ..svg.tags import SVG_GROUP_TAG
from .base import InkstitchExtension
class Cleanup(InkstitchExtension):
def __init__(self, *args, **kwargs):
InkstitchExtension.__init__(self, *args, **kwargs)
self.arg_parser.add_argument("--notebook")
self.arg_parser.add_argument("-f", "--rm_fill", dest="rm_fill", type=Boolean, default=True)
self.arg_parser.add_argument("-s", "--rm_stroke", dest="rm_stroke", type=Boolean, default=True)
self.arg_parser.add_argument("-a", "--fill_threshold", dest="fill_threshold", type=int, default=20)
self.arg_parser.add_argument("-l", "--stroke_threshold", dest="stroke_threshold", type=int, default=5)
self.arg_parser.add_argument("-g", "--rm_groups", dest="rm_groups", type=Boolean, default=True)
self.arg_parser.add_argument("-d", "--dry_run", dest="dry_run", type=Boolean, default=False)
def effect(self):
self.rm_fill = self.options.rm_fill
self.rm_stroke = self.options.rm_stroke
self.fill_threshold = self.options.fill_threshold
self.stroke_threshold = self.options.stroke_threshold
self.rm_groups = self.options.rm_groups
self.dry_run = self.options.dry_run
self.svg.selection.clear()
self.get_elements()
self.elements_to_remove = set()
svg = self.document.getroot()
empty_d_objects = svg.xpath(".//svg:path[@d='' or not(@d)]", namespaces=NSS)
for empty in empty_d_objects:
self.elements_to_remove.add(empty)
for element in self.elements:
if self.rm_fill and (isinstance(element, FillStitch) and element.shape.area < self.fill_threshold):
self.elements_to_remove.add(element.node)
if self.rm_stroke and (isinstance(element, Stroke) and
element.shape.length < self.stroke_threshold and element.node.getparent() is not None):
self.elements_to_remove.add(element.node)
self.groups_to_remove = set()
if self.rm_groups:
for group in self.svg.iterdescendants(SVG_GROUP_TAG):
if len(group.getchildren()) == 0:
self.groups_to_remove.add(group)
if self.dry_run:
self._dry_run()
else:
self._remove()
def _dry_run(self):
errormsg(_("%s elements to remove:" % len(self.elements_to_remove)))
for element in self.elements_to_remove:
errormsg(f" - { element.label }: {element.get_id()}")
errormsg("\n")
errormsg(_("%s groups/layers to remove:" % len(self.groups_to_remove)))
for group in self.groups_to_remove:
errormsg(f" - { group.label }: {group.get_id()}")
def _remove(self):
num_elements_removed = len(self.elements_to_remove)
num_groups_removed = len(self.groups_to_remove)
errormsg(_("{num_elements_removed} elements removed").format(num_elements_removed=num_elements_removed))
for element in self.elements_to_remove:
element.getparent().remove(element)
errormsg(_("{num_groups_removed} groups/layers removed").format(num_groups_removed=num_groups_removed))
for group in self.groups_to_remove:
group.getparent().remove(group)