mirrors/kitty
1
0
Fork 0
mirror of https://github.com/kovidgoyal/kitty synced 2026-07-18 14:34:52 +02:00
Code Issues Packages Projects Releases Wiki Activity

Load font variable data on demand

Browse Source
This commit is contained in:
Kovid Goyal
2024-05-03 16:53:07 +05:30
parent 6baa915058
commit 3b80ee0981
4 changed files with 125 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
kitty/fonts/list.py
View File

@@ -1,7 +1,7 @@
#!/usr/bin/env python
# License: GPL v3 Copyright: 2017, Kovid Goyal <kovid at kovidgoyal.net>
from typing import Any, BinaryIO, Dict, List, Optional, Sequence
from typing import IO, Any, Dict, List, Optional, Sequence
from kitty.constants import is_macos
@@ -14,23 +14,21 @@ else:
from .fontconfig import list_fonts, prune_family_group
def create_family_groups(monospaced: bool = True, add_variable_data: bool = False) -> Dict[str, List[ListedFont]]:
def create_family_groups(monospaced: bool = True) -> Dict[str, List[ListedFont]]:
g: Dict[str, List[ListedFont]] = {}
for f in list_fonts():
if not monospaced or f['is_monospace']:
g.setdefault(f['family'], []).append(f)
if add_variable_data and f['is_variable']:
f['variable_data'] = get_variable_data_for_descriptor(f['descriptor']) # type: ignore
return {k: prune_family_group(v) for k, v in g.items()}
def as_json(indent: Optional[int] = None) -> str:
import json
groups = create_family_groups(add_variable_data=True)
groups = create_family_groups()
return json.dumps(groups, indent=indent)
def handle_io(from_kitten: BinaryIO, to_kitten: BinaryIO) -> None:
def handle_io(from_kitten: IO[bytes], to_kitten: IO[bytes]) -> None:
import json
global exception_in_io_handler
@@ -39,12 +37,15 @@ def handle_io(from_kitten: BinaryIO, to_kitten: BinaryIO) -> None:
to_kitten.write(b'\n')
to_kitten.flush()
send_to_kitten(create_family_groups(add_variable_data=True))
send_to_kitten(create_family_groups())
for line in from_kitten:
cmd = json.loads(line)
action = cmd['action']
if action == 'ping':
send_to_kitten({'action': 'pong'})
if action == 'read_variable_data':
ans = []
for descriptor in cmd['descriptors']:
ans.append(get_variable_data_for_descriptor(descriptor))
send_to_kitten(ans)
def main(argv: Sequence[str]) -> None:
@@ -59,6 +60,7 @@ def main(argv: Sequence[str]) -> None:
if os.environ.get('KITTY_STDIO_FORWARDED'):
pass_fds.append(int(os.environ['KITTY_STDIO_FORWARDED']))
p = subprocess.Popen([kitten_exe(), '__list_fonts__'], stdin=subprocess.PIPE, stdout=subprocess.PIPE, pass_fds=pass_fds)
assert p.stdout is not None and p.stdin is not None
try:
handle_io(p.stdout, p.stdin)
except Exception: