uharfbuzz_font_text_shaping_glyph_info_extraction.py

1import uharfbuzz as hb
2
3# Load font data from a file
4with open('path/to/font.ttf', 'rb') as f:
5    data = f.read()
6
7# Create face and font objects
8face = hb.Face(data)
9font = hb.Font(face)
10
11# Create a buffer and add text
12buf = hb.Buffer()
13buf.add_str('Hello World')
14
15# Guess segment properties (script, language, direction)
16buf.guess_segment_properties()
17
18# Shape the text
19hb.shape(font, buf)
20
21# Extract glyph information and positions
22glyph_infos = buf.glyph_infos
23glyph_positions = buf.glyph_positions
24
25for info, pos in zip(glyph_infos, glyph_positions):
26    print(f"Glyph ID: {info.codepoint}, Cluster: {info.cluster}")
27    print(f"Advance: ({pos.x_advance}, {pos.y_advance}), Offset: ({pos.x_offset}, {pos.y_offset})")