עבודה עם WOFF ו- Woff2 Web Fonts ב Python באמצעות Aspose.Font FOSS

from aspose_font.loader import FontLoader

# Load WOFF 1
woff = FontLoader.open("MyFont.woff")
print(f"Name   : {woff.font_name}")
print(f"Family : {woff.font_family}")
print(f"Style  : {woff.font_style}")
print(f"Glyphs : {woff.num_glyphs}")
print(f"Type   : {woff.font_type}")

# Load WOFF 2
woff2 = FontLoader.open("MyFont.woff2")
print(f"Name   : {woff2.font_name}")
print(f"Glyphs : {woff2.num_glyphs}")

from aspose_font.loader import FontLoader

font = FontLoader.open("MyFont.woff")
# metadata_xml is a WoffFont-specific property
xml = getattr(font, "metadata_xml", None)
if xml:
    print("WOFF metadata XML:")
    print(xml[:500])
else:
    print("No metadata block in this WOFF file")

from aspose_font.loader import FontLoader

font = FontLoader.open("MyFont.woff")
# inner_font is a WoffFont-specific property returning the TtfFont
inner = getattr(font, "inner_font")
tables = inner.ttf_tables        # TtfTableSet

print(f"Units/em    : {tables.head.units_per_em}")
print(f"Ascender    : {tables.hhea.ascender}")
print(f"Num glyphs  : {tables.maxp.num_glyphs}")
print(f"Family name : {tables.name.best_name(1)}")

from aspose_font.loader import FontLoader

font = FontLoader.open("MyFont.woff")
pairs = font.get_kern_pairs()
print(f"Kern pairs: {len(pairs)}")

for pair in pairs[:5]:
    print(f"  {pair.left} + {pair.right} = {pair.value}")

from aspose_font.loader import FontLoader
from aspose_font.converter import FontConverter
from aspose_font import FontType
from pathlib import Path

# TTF -> WOFF
ttf = FontLoader.open("MyFont.ttf")
woff = FontConverter.convert(ttf, FontType.WOFF)
Path("MyFont.woff").write_bytes(woff.to_bytes(FontType.WOFF))

# TTF -> WOFF2 (Brotli-compressed)
woff2 = FontConverter.convert(ttf, FontType.WOFF2)
Path("MyFont.woff2").write_bytes(woff2.to_bytes(FontType.WOFF2))

# WOFF -> WOFF2
existing_woff = FontLoader.open("MyFont.woff")
converted = FontConverter.convert(existing_woff, FontType.WOFF2)
Path("MyFont-from-woff.woff2").write_bytes(converted.to_bytes(FontType.WOFF2))

# WOFF2 -> WOFF (decompress back to WOFF 1)
existing_woff2 = FontLoader.open("MyFont.woff2")
woff1 = FontConverter.convert(existing_woff2, FontType.WOFF)
Path("MyFont-from-woff2.woff").write_bytes(woff1.to_bytes(FontType.WOFF))

from aspose_font.web import WebFontBuilder
from aspose_font.loader import FontLoader
from pathlib import Path

# Load a TTF source font
font = FontLoader.open("MyFont.ttf")

# Build WOFF + WOFF2 output files
WebFontBuilder.build(
    font=font,
    file_stem="MyFont",
    include_woff=True,
    font_display="swap",
    preview_text="The quick brown fox",
    instance_coordinates=None,
    output_dir=Path("web-output"),
)

pip install "aspose-font>=1.0.0"

from aspose_font.loader import FontLoader
from aspose_font.converter import FontConverter
from aspose_font import FontType
from pathlib import Path

# Load WOFF
font = FontLoader.open("MyFont.woff")
print(f"Font   : {font.font_name}")
print(f"Glyphs : {font.num_glyphs}")
print(f"Type   : {font.font_type}")

# Inspect metadata (if present) — WoffFont-specific property
xml = getattr(font, "metadata_xml", None)
print(f"Has metadata: {xml is not None}")

# Access inner OpenType tables — WoffFont-specific property
inner = getattr(font, "inner_font")
tables = inner.ttf_tables
print(f"Units/em: {tables.head.units_per_em}")

# Convert to WOFF2
woff2 = FontConverter.convert(font, FontType.WOFF2)
Path("MyFont.woff2").write_bytes(woff2.to_bytes(FontType.WOFF2))
print("Converted to WOFF2")