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Start work on list-fonts kitten

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Kovid Goyal
2024-05-02 18:59:54 +05:30
parent 48ed369342
commit 1d1998b4de
6 changed files with 411 additions and 73 deletions
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89
kitty/fonts/list.py
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@@ -1,12 +1,9 @@
#!/usr/bin/env python
# License: GPL v3 Copyright: 2017, Kovid Goyal <kovid at kovidgoyal.net>
import sys
from typing import Dict, List, Sequence
from kittens.tui.operations import styled
from kitty.constants import is_macos
from kitty.types import run_once
from . import ListedFont
from .common import get_variable_data_for_descriptor
@@ -17,39 +14,6 @@ else:
from .fontconfig import list_fonts, prune_family_group
@run_once
def isatty() -> bool:
return sys.stdout.isatty()
def title(x: str) -> str:
if isatty():
return styled(x, fg='green', bold=True)
return x
def italic(x: str) -> str:
if isatty():
return styled(x, italic=True)
return x
def variable_font_label(x: str) -> str:
if isatty():
return styled(x, fg='yellow')
return x
def variable_font_tag(x: str) -> str:
if isatty():
return styled(x, fg='cyan')
return x
def indented(x: str, level: int = 1) -> str:
return ' ' * level + x
def create_family_groups(monospaced: bool = True) -> Dict[str, List[ListedFont]]:
g: Dict[str, List[ListedFont]] = {}
for f in list_fonts():
@@ -58,43 +22,22 @@ def create_family_groups(monospaced: bool = True) -> Dict[str, List[ListedFont]]
return {k: prune_family_group(v) for k, v in g.items()}
def show_variable(f: ListedFont, psnames: bool) -> None:
vd = get_variable_data_for_descriptor(f['descriptor'])
p = italic(vd['variations_postscript_name_prefix'] or f['family'])
p = f"{p} {variable_font_label('Variable font')}"
print(indented(p))
print(indented(variable_font_label('Axes of variation'), level=2))
for a in vd['axes']:
t = variable_font_tag(a['tag'])
n = a['strid'] or ''
if n:
t += f' ({n})'
print(indented(t, level=3) + ':', f'minimum={a["minimum"]:g}', f'maximum={a["maximum"]:g}', f'default={a["default"]:g}')
if vd['named_styles']:
print(indented(variable_font_label('Named styles'), level=2))
for ns in vd['named_styles']:
name = ns['name'] or ''
if psnames:
name += f' ({ns["psname"] or ""})'
axes = []
for axis_tag, val in ns['axis_values'].items():
axes.append(f'{axis_tag}={val:g}')
p = name + ': ' + ' '.join(axes)
print(indented(p, level=3))
def as_json() -> str:
import json
groups = create_family_groups()
for g in groups.values():
for f in g:
if f['is_variable']:
f['variable_data'] = get_variable_data_for_descriptor(f['descriptor'])
return json.dumps(groups, indent=2)
def main(argv: Sequence[str]) -> None:
psnames = '--psnames' in argv
groups = create_family_groups()
for k in sorted(groups, key=lambda x: x.lower()):
print(title(k))
for f in sorted(groups[k], key=lambda x: x['full_name'].lower()):
if f['is_variable']:
show_variable(f, psnames)
continue
p = italic(f['full_name'])
if psnames:
p += ' ({})'.format(f['postscript_name'])
print(indented(p))
print()
import subprocess
from kitty.constants import kitten_exe
argv = list(argv)
if '--psnames' in argv:
argv.remove('--psnames')
cp = subprocess.run([kitten_exe(), '__list_fonts__'], input=as_json().encode())
raise SystemExit(cp.returncode)