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import os
from os.path import realpath, dirname, join as path_join
import sys
from inkex import etree
import inkex
# help python find libembroidery when running in a local repo clone
if getattr(sys, 'frozen', None) is None:
sys.path.append(realpath(path_join(dirname(__file__), '..', '..')))
from libembroidery import *
from ..svg import PIXELS_PER_MM, render_stitch_plan
from ..svg.tags import INKSCAPE_LABEL
from ..i18n import _
from ..stitch_plan import StitchPlan
class Input(object):
def pattern_stitches(self, pattern):
stitch_pointer = pattern.stitchList
while stitch_pointer:
yield stitch_pointer.stitch
stitch_pointer = stitch_pointer.next
def affect(self, args):
embroidery_file = args[0]
pattern = embPattern_create()
embPattern_read(pattern, embroidery_file)
embPattern_flipVertical(pattern)
stitch_plan = StitchPlan()
color_block = None
current_color = None
for stitch in self.pattern_stitches(pattern):
if stitch.color != current_color:
thread = embThreadList_getAt(pattern.threadList, stitch.color)
color = thread.color
color_block = stitch_plan.new_color_block((color.r, color.g, color.b))
current_color = stitch.color
if not stitch.flags & END:
color_block.add_stitch(stitch.xx * PIXELS_PER_MM, stitch.yy * PIXELS_PER_MM,
jump=stitch.flags & JUMP,
stop=stitch.flags & STOP,
trim=stitch.flags & TRIM)
extents = stitch_plan.extents
svg = etree.Element("svg", nsmap=inkex.NSS, attrib=
{
"width": str(extents[0] * 2),
"height": str(extents[1] * 2),
"viewBox": "0 0 %s %s" % (extents[0] * 2, extents[1] * 2),
})
render_stitch_plan(svg, stitch_plan)
# rename the Stitch Plan layer so that it doesn't get overwritten by Embroider
layer = svg.find(".//*[@id='__inkstitch_stitch_plan__']")
layer.set(INKSCAPE_LABEL, os.path.basename(embroidery_file))
layer.attrib.pop('id')
# Shift the design so that its origin is at the center of the canvas
# Note: this is NOT the same as centering the design in the canvas!
layer.set('transform', 'translate(%s,%s)' % (extents[0], extents[1]))
print etree.tostring(svg)
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