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#!/usr/bin/python3
import sys
import uharfbuzz as hb
fontfile = sys.argv[1]
text = sys.argv[2]
blob = hb.Blob.from_file_path(fontfile)
face = hb.Face(blob)
font = hb.Font(face)
buf = hb.Buffer()
buf.add_str(text)
buf.guess_segment_properties()
features = {"kern": True, "liga": True}
hb.shape(font, buf, features)
infos = buf.glyph_infos
positions = buf.glyph_positions
for info, pos in zip(infos, positions):
gid = info.codepoint
glyph_name = font.glyph_to_string(gid)
cluster = info.cluster
x_advance = pos.x_advance
x_offset = pos.x_offset
y_offset = pos.y_offset
print(f"{glyph_name} gid{gid}={cluster}@{x_advance},{y_offset}+{x_advance}")
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