def write(pattern: EmbPattern, file):
with open(file, "wb") as f:
extends = pattern.extends()
width = extends[2] - extends[0]
height = extends[3] - extends[1]
name = pattern.name
if name is None:
name = "Untitled"
f.write(bytes("LA:%-16s\r" % (name), 'utf8'))
f.write(bytes("ST:%7d\r" % (pattern.count_stitches()), 'utf8'))
f.write(bytes("CO:%3d\r" % (pattern.count_color_changes()), 'utf8'))
x_extend = math.ceil(PPMM * width / 2)
y_extend = math.ceil(PPMM * height / 2)
f.write(bytes("+X:%5d\r" % (x_extend), 'utf8'))
f.write(bytes("-X:%5d\r" % (x_extend), 'utf8'))
f.write(bytes("+Y:%5d\r" % (y_extend), 'utf8'))
f.write(bytes("-Y:%5d\r" % (y_extend), 'utf8'))
f.write(bytes("AX:+%5d\r" % (0), 'utf8'))
f.write(bytes("AY:+%5d\r" % (0), 'utf8'))
f.write(bytes("MX:+%5d\r" % (0), 'utf8'))
f.write(bytes("AY:+%5d\r" % (0), 'utf8'))
f.write(bytes("PD:%6s\r" % ("******"), 'utf8'))
if extended_header:
if pattern.author is not None:
f.write(bytes("AU:%s\r" % (pattern.author), 'utf8'))
if pattern.copyright is not None:
f.write(bytes("CP:%s\r" % (pattern.copyright), 'utf8'))
if len(pattern.threadlist) > 0:
for thread in pattern.threadlist:
f.write(
bytes(
"TC:%s,%s,%s\r" %
(thread.hex_color(), thread.description,
thread.catalog_number), 'utf8'))
f.write(b'\x1a')
for i in range(f.tell(), DSTHEADERSIZE):
f.write(b'\x20') # space
stitches = pattern.stitches
xx = 0
yy = 0
for stitch in stitches:
x = stitch[0]
y = stitch[1]
data = stitch[2]
dx = x - xx
dy = y - yy
if (data is EmbPattern.TRIM):
f.write(encode_record(2, 2, EmbPattern.JUMP))
f.write(encode_record(-4, -4, EmbPattern.JUMP))
f.write(encode_record(2, 2, EmbPattern.JUMP))
else:
f.write(encode_record(round(dx), round(dy), data))
xx = x
yy = y
def process(self, p: EmbPattern) -> EmbPattern:
copy = EmbPattern.EmbPattern()
EmbPattern.set(p, copy)
layer = copy.stitches
for stitch in layer:
stitch[0] = round(stitch[0] - self.translate_X)
stitch[1] = round(stitch[1] - self.translate_Y)
p.stitches = []
p.threadlist = []
self.write_code(copy, p)
self.write_thread(copy, p)
return p
def write_pec_stitches(pattern: EmbPattern, f):
extends = pattern.extends()
width = extends[2] - extends[0]
height = extends[3] - extends[1]
name = pattern.name
if name is None:
name = "Untitled"
name = name[:8]
f.write(bytes("LA:%-16s\r" % (name), 'utf8'))
f.write(b'\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\xFF\x00\x06\x26')
pattern.fix_color_count()
thread_set = EmbThreadPec.getThreadSet()
chart = [None] * len(thread_set)
for thread in set(pattern.threadlist):
index = thread.find_nearest_color_index(thread_set)
thread_set[index] = None
chart[index] = thread
colorlist = []
for thread in pattern.threadlist:
colorlist.append(thread.find_nearest_color_index(chart))
current_thread_count = len(colorlist)
if current_thread_count is not 0:
f.write(b'\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20')
colorlist.insert(0, current_thread_count - 1)
f.write(bytes(colorlist))
else:
f.write(b'\x20\x20\x20\x20\x64\x20\x00\x20\x00\x20\x20\x20\xFF')
for i in range(current_thread_count, 463):
f.write(b'\x20') # 520
f.write(b'\x00\x00')
stitch_encode = io.BytesIO()
pec_encode(pattern, stitch_encode)
graphics_offset_value = stitch_encode.tell() + 20
helper.write_int_24le(f, graphics_offset_value)
f.write(b'\x31\xff\xf0')
helper.write_int_16le(f, round(width))
helper.write_int_16le(f, round(height))
helper.write_int_16le(f, 0x1E0)
helper.write_int_16le(f, 0x1B0)
helper.write_int_16le(f, 0x9000 | -round(extends[0]))
helper.write_int_16le(f, 0x9000 | -round(extends[1]))
pec_encode(pattern, f)
# shutil.copyfileobj(encodef, f)
blank = PecGraphics.blank
f.write(bytes(blank))
for i in range(0, current_thread_count):
f.write(bytes(blank))
def process(self, p):
self.needle_x = 0
self.needle_y = 0
copy = EmbPattern.EmbPattern()
EmbPattern.set(p, copy)
layer = copy.stitches
for stitch in layer:
stitch[0] = round(stitch[0] - self.translate_x)
stitch[1] = round(stitch[1] - self.translate_y)
p.stitches = []
p.threadlist = []
self.write_code(copy, p)
self.write_thread(copy, p)
return p
def eread(document: vp.Document, filename: str):
# populate the vp_source[s] properties
document.set_property(vp.METADATA_FIELD_SOURCE,
pathlib.Path(filename).absolute())
document.add_to_sources(filename)
pattern = EmbPattern(filename)
for stitches, color in pattern.get_as_stitchblock():
if len(stitches) == 0:
continue
lc = vp.LineCollection()
lc.scale(1.0 / _EMB_SCALE_FACTOR)
stitch_block = np.asarray(stitches, dtype="float")
stitch_block = stitch_block[..., 0] + 1j * stitch_block[..., 1]
lc.append(stitch_block)
lc.set_property(vp.METADATA_FIELD_COLOR, vp.Color(color.hex_color()))
document.add(lc, with_metadata=True)
return document
def __init__(self):
self.pattern = EmbPattern.EmbPattern()
def ewrite(document: vp.Document, filename: str, version: str):
pattern = EmbPattern()
for layer in document.layers.values():
for p in layer:
m = p * _EMB_SCALE_FACTOR
for v in m:
pattern.add_stitch_absolute(STITCH, int(v.real), int(v.imag))
pattern.add_command(SEQUENCE_BREAK)
pattern.add_command(COLOR_BREAK)
if version is not None:
pattern.write(filename, version=version)
else:
pattern.write(filename)
return document
# Initial test code. pyembroidery
expReader.read("BN00883_A.EXP",reader0)
dstReader.read("tree.dst",reader1)
dstWriter.write(reader0.pattern,"bn-convert.dst")
expWriter.write(reader1.pattern,"tree-covnert.exp")
dstReader.read("sequin.dst",reader2)
pesWriter.write(reader2.pattern,"sequin-convert.pes")
#invents own embpattern
pattern = EmbPattern.EmbPattern()
pattern.add_stitch_absolute(0,0,EmbPattern.STITCH_NEW_COLOR)
for x in range(1,10):
for y in range(1,10):
pattern.add_stitch_absolute(x*150,y*150,EmbPattern.STITCH)
pattern.add_stitch_absolute(x*150, y*150, EmbPattern.STITCH_FINAL_COLOR)
pattern.add_stitch_absolute(x*150, y*150, EmbPattern.STITCH_NEW_COLOR)
pattern.add_stitch_absolute(0,0,EmbPattern.END)
pattern = encoder.process(pattern) #invokes the encoder, to convert this to standard forms.
pecWriter.write(pattern,"generated.pec")
pesWriter.write(pattern,"generated.pes")
expWriter.write(pattern,"generated.exp")
dstWriter.write(pattern,"generated.dst")
dstWriter.extended_header = True