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import textwrap
from inkex import errormsg
from lxml import etree
from ..commands import add_layer_commands
from ..elements.validation import (ObjectTypeWarning, ValidationError,
ValidationWarning)
from ..i18n import _
from ..svg.path import get_correction_transform
from ..svg.tags import (INKSCAPE_GROUPMODE, INKSCAPE_LABEL, SODIPODI_ROLE,
SVG_GROUP_TAG, SVG_PATH_TAG, SVG_TEXT_TAG,
SVG_TSPAN_TAG)
from .base import InkstitchExtension
class Troubleshoot(InkstitchExtension):
def effect(self):
self.create_troubleshoot_layer()
problem_types = {'error': set(), 'warning': set(), 'type_warning': set()}
if self.get_elements(True):
for element in self.elements:
for problem in element.validation_errors():
problem_types['error'].add(type(problem))
self.insert_pointer(problem)
for problem in element.validation_warnings():
if isinstance(problem, ObjectTypeWarning):
problem_types['type_warning'].add(type(problem))
else:
problem_types['warning'].add(type(problem))
self.insert_pointer(problem)
if any(problem_types.values()):
self.add_descriptions(problem_types)
else:
svg = self.document.getroot()
svg.remove(self.troubleshoot_layer)
message = _("All selected shapes are valid! ")
message += "\n\n"
message += _("If you are still having trouble with a shape not being embroidered, "
"check if it is in a layer with an ignore command.")
errormsg(message)
def insert_pointer(self, problem):
correction_transform = get_correction_transform(self.troubleshoot_layer)
if isinstance(problem, ValidationWarning):
fill_color = "#ffdd00"
layer = self.warning_group
elif isinstance(problem, ValidationError):
fill_color = "#ff0000"
layer = self.error_group
elif isinstance(problem, ObjectTypeWarning):
fill_color = "#ff9900"
layer = self.type_warning_group
pointer_style = "stroke:#000000;stroke-width:0.2;fill:%s;" % (fill_color)
text_style = "fill:%s;stroke:#000000;stroke-width:0.2;font-size:8px;text-align:center;text-anchor:middle" % (fill_color)
path = etree.Element(
SVG_PATH_TAG,
{
"id": self.uniqueId("inkstitch__invalid_pointer__"),
"d": "m %s,%s 4,20 h -8 l 4,-20" % (problem.position.x, problem.position.y),
"style": pointer_style,
INKSCAPE_LABEL: _('Invalid Pointer'),
"transform": correction_transform
}
)
layer.insert(0, path)
text = etree.Element(
SVG_TEXT_TAG,
{
INKSCAPE_LABEL: _('Description'),
"x": str(problem.position.x),
"y": str(float(problem.position.y) + 30),
"transform": correction_transform,
"style": text_style
}
)
layer.append(text)
tspan = etree.Element(SVG_TSPAN_TAG)
tspan.text = problem.name
text.append(tspan)
def create_troubleshoot_layer(self):
svg = self.document.getroot()
layer = svg.find(".//*[@id='__validation_layer__']")
if layer is None:
layer = etree.Element(
SVG_GROUP_TAG,
{
'id': '__validation_layer__',
INKSCAPE_LABEL: _('Troubleshoot'),
INKSCAPE_GROUPMODE: 'layer',
})
svg.append(layer)
else:
# Clear out everything from the last run
del layer[:]
add_layer_commands(layer, ["ignore_layer"])
error_group = etree.SubElement(
layer,
SVG_GROUP_TAG,
{
"id": '__validation_errors__',
INKSCAPE_LABEL: _("Errors"),
})
layer.append(error_group)
warning_group = etree.SubElement(
layer,
SVG_GROUP_TAG,
{
"id": '__validation_warnings__',
INKSCAPE_LABEL: _("Warnings"),
})
layer.append(warning_group)
type_warning_group = etree.SubElement(
layer,
SVG_GROUP_TAG,
{
"id": '__validation_ignored__',
INKSCAPE_LABEL: _("Type Warnings"),
})
layer.append(type_warning_group)
self.troubleshoot_layer = layer
self.error_group = error_group
self.warning_group = warning_group
self.type_warning_group = type_warning_group
def add_descriptions(self, problem_types):
svg = self.document.getroot()
text_x = str(float(svg.get('viewBox', '0 0 800 0').split(' ')[2]) + 5.0)
text_container = etree.Element(
SVG_TEXT_TAG,
{
"x": text_x,
"y": str(5),
"style": "fill:#000000;font-size:5px;line-height:1;"
}
)
self.troubleshoot_layer.append(text_container)
text = [
[_("Troubleshoot"), "font-weight: bold; font-size: 8px;"],
["", ""]
]
for problem_type, problems in list(problem_types.items()):
if problem_type == "error":
text_color = "#ff0000"
problem_type_header = _("Errors")
problem_type_description = _("Problems that will prevent the shape from being embroidered.")
elif problem_type == "warning":
text_color = "#ffdd00"
problem_type_header = _("Warnings")
problem_type_description = _("These are problems that won't prevent the shape from being embroidered. "
"You should consider to fix the warning, but if you don't, "
"Ink/Stitch will do its best to process the object.")
elif problem_type == "type_warning":
text_color = "#ff9900"
problem_type_header = _("Object Type Warnings")
problem_type_description = _("Ink/Stitch only knows how to works with paths and ignores everything else. "
"You might want these shapes to be ignored, but if you don't, "
"follow the instructions to change this behaviour.")
if problems:
text.append([problem_type_header, "font-weight: bold; fill: %s; text-decoration: underline; font-size: 7px;" % text_color])
text.append(["", ""])
text.append([problem_type_description, "fill:%s;" % text_color])
text.append(["", ""])
for problem in problems:
text.append([problem.name, "font-weight: bold; fill: %s;" % text_color])
text.append([problem.description, "font-size: 3px;"])
text.append(["", ""])
for step in problem.steps_to_solve:
text.append([step, "font-size: 4px;"])
text.append(["", ""])
explain_layer = _('It is possible, that one object contains more than one error, ' +
'yet there will be only one pointer per object. Run this function again, ' +
'when further errors occur. Remove pointers by deleting the layer named '
'"Troubleshoot" through the objects panel (Object -> Objects...).')
explain_layer_parts = textwrap.wrap(explain_layer, 60)
for description in explain_layer_parts:
text.append([description, "font-style: italic; font-size: 4px;"])
text = self.split_text(text)
for text_line in text:
tspan = etree.Element(
SVG_TSPAN_TAG,
{
SODIPODI_ROLE: "line",
"style": text_line[1]
}
)
tspan.text = text_line[0]
text_container.append(tspan)
def split_text(self, text):
splitted_text = []
for text_part, style in text:
if text_part:
description_parts = textwrap.wrap(text_part, 60)
for description in description_parts:
splitted_text.append([description, style])
else:
splitted_text.append(["", ""])
return splitted_text
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