pyembroidery/pyembroidery/PhcReader.py

35 wiersze
1.4 KiB
Python

from .EmbThreadPec import get_thread_set
from .PecReader import read_pec_graphics, read_pec_stitches
from .ReadHelper import read_int_8, read_int_16le, read_int_32le
def read(f, out, settings=None):
f.seek(0x4A, 0)
pec_graphic_icon_height = read_int_8(f)
f.seek(1, 1)
pec_graphic_byte_stride = read_int_8(f)
color_count = read_int_16le(f)
threadset = get_thread_set()
for i in range(0, color_count):
color_index = read_int_8(f)
if color_index is None:
return # File terminated before expected end.
out.add_thread(threadset[color_index % len(threadset)])
byte_size = pec_graphic_byte_stride * pec_graphic_icon_height
read_pec_graphics(
f, out, byte_size, pec_graphic_byte_stride, color_count, out.threadlist
)
f.seek(0x2B, 0)
pec_add = read_int_8(f) # Size of pre-graphics, post copyright header.
f.seek(4, 1) # 0x30, graphics end size.
pec_offset = read_int_16le(f)
f.seek(pec_offset + pec_add, 0)
bytes_in_section = read_int_16le(f) # Primary bounds.
f.seek(bytes_in_section, 1)
bytes_in_section2 = read_int_32le(f) # Sectional bounds.
f.seek(bytes_in_section2 + 10, 1)
color_count2 = read_int_8(f)
f.seek(color_count2 + 0x1D, 1) # 1D toto back
read_pec_stitches(f, out)
out.interpolate_duplicate_color_as_stop()