diff options
Diffstat (limited to 'scripts/layout.py')
| -rw-r--r-- | scripts/layout.py | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/scripts/layout.py b/scripts/layout.py index f65cf01..dc85ed2 100644 --- a/scripts/layout.py +++ b/scripts/layout.py @@ -32,3 +32,16 @@ def get_advances(text, font): _advance_cache[(text, font)] = advances return advances +_shape_cache = {} +def get_shapes(text, font): + """Get a list of shaped glyphs for text rendered in a font.""" + try: + return _shape_cache[(text, font)] + except KeyError: + pass + + hb_output = render.run_harfbuzz_on_text(text, font, None) + hb_output = json.loads(hb_output) + shapes = [glyph['g'] for glyph in hb_output] + _shape_cache[(text, font)] = shapes + return shapes |