refactor: excel parse

2026-04-16 10:01:11 +08:00
parent 680ecc320f
commit f62f95ec02
7941 changed files with 2899112 additions and 0 deletions
@@ -0,0 +1,108 @@
+from fontTools.varLib.models import normalizeValue
+
+
+def _denormalize(v, triplet):
+    if v >= 0:
+        return triplet[1] + v * (triplet[2] - triplet[1])
+    else:
+        return triplet[1] + v * (triplet[1] - triplet[0])
+
+
+def map(
+    font, location, *, inputNormalized=False, outputNormalized=False, dropZeroes=False
+):
+    if "fvar" not in font:
+        return None
+
+    fvar = font["fvar"]
+    axes = {a.axisTag: (a.minValue, a.defaultValue, a.maxValue) for a in fvar.axes}
+
+    if not inputNormalized:
+        location = {
+            tag: normalizeValue(value, axes[tag]) for tag, value in location.items()
+        }
+
+    if "avar" in font:
+        location = font["avar"].renormalizeLocation(location, font, dropZeroes)
+
+    if not outputNormalized:
+        location = {
+            tag: _denormalize(value, axes[tag]) for tag, value in location.items()
+        }
+
+    return location
+
+
+def main(args=None):
+    """Map variation coordinates through the `avar` table."""
+
+    from fontTools.ttLib import TTFont
+    import argparse
+
+    if args is None:
+        import sys
+
+        args = sys.argv[1:]
+
+    parser = argparse.ArgumentParser(
+        "fonttools varLib.avar.map",
+        description="Map variation coordinates through the `avar` table.",
+    )
+    parser.add_argument("font", metavar="varfont.ttf", help="Variable-font file.")
+    parser.add_argument(
+        "coords",
+        metavar="[AXIS=value...]",
+        help="Coordinates to map, e.g. 'wght=700 wdth=75'.",
+        nargs="*",
+        default=None,
+    )
+    parser.add_argument(
+        "-f", action="store_true", help="Do not omit axes at default location."
+    )
+    parser.add_argument(
+        "-i", action="store_true", help="Input coordinates are normalized (-1..1)."
+    )
+    parser.add_argument(
+        "-o", action="store_true", help="Output coordinates as normalized (-1..1)."
+    )
+
+    options = parser.parse_args(args)
+
+    if not options.coords:
+        parser.error(
+            "No coordinates provided. Please specify at least one axis coordinate (e.g., wght=500)"
+        )
+
+    if options.font.endswith(".designspace"):
+        from .build import build
+
+        font = TTFont()
+        build(font, options.font)
+    else:
+        font = TTFont(options.font)
+        if "fvar" not in font:
+            parser.error(f"Font '{options.font}' does not contain an 'fvar' table.")
+
+    location = {
+        tag: float(value) for tag, value in (item.split("=") for item in options.coords)
+    }
+
+    mapped = map(
+        font,
+        location,
+        inputNormalized=options.i,
+        outputNormalized=options.o,
+        dropZeroes=not options.f,
+    )
+    assert mapped is not None
+
+    for tag in mapped:
+        v = mapped[tag]
+        v = int(v) if v == int(v) else v
+        print(f"{tag}={v:g}")
+
+
+if __name__ == "__main__":
+    import sys
+
+    sys.exit(main())