mathvariant = entry.get("mathvariant")
baseChar = parseCodePoint(entry.get("baseChar"))
transformedChar = parseCodePoint(entry.get("transformedChar"))
if mathvariant not in mathvariantTransforms:
mathvariantTransforms[mathvariant] = {}
mathvariantTransforms[mathvariant][baseChar] = transformedChar
# There is no "isolated" mathvariant.
del mathvariantTransforms["isolated"]
# Create a WOFF font for each mathvariant.
for mathvariant in mathvariantTransforms:
font = mathfont.create("mathvariant-%s" % mathvariant)
for baseChar in mathvariantTransforms[mathvariant]:
if baseChar not in font:
mathfont.createGlyphFromValue(font, baseChar)
transformedChar = mathvariantTransforms[mathvariant][baseChar]
mathfont.createGlyphFromValue(font, transformedChar)
mathfont.save(font)
# Create a test font for each mathvariant.
for mathvariant in mathvariantTransforms:
print("Generating test for %s..." % mathvariant, end="")
reftest = open("../relations/css-styling/mathvariant-%s.html" % mathvariant, "w")
reftestReference = open("../relations/css-styling/mathvariant-%s-ref.html" % mathvariant, "w")
source = '\
<!DOCTYPE html>\n\
<html>\n\
<head>\n\
<meta charset="utf-8"/>\n\
<title>mathvariant %s</title>\n'
# There is no "isolated" mathvariant.
del mathvariantTransforms["isolated"]
# Automatic mathvariant uses the same transform as italic.
# It is handled specially (see below).
mathvariantTransforms["auto"] = mathvariantTransforms["italic"]
# Create a WOFF font for each mathvariant.
for mathvariant in mathvariantTransforms:
if mathvariant == "auto":
continue
font = mathfont.create("mathvariant-%s" % mathvariant,
"Copyright (c) 2016 MathML Association")
for baseChar in mathvariantTransforms[mathvariant]:
if baseChar not in font:
mathfont.createGlyphFromValue(font, baseChar)
transformedChar = mathvariantTransforms[mathvariant][baseChar]
mathfont.createGlyphFromValue(font, transformedChar)
mathfont.save(font)
# Create a MathML and CSS test for each mathvariant.
for mathvariant in mathvariantTransforms:
print("Generating tests for %s..." % mathvariant, end="")
reftest = open(
"../relations/css-styling/mathvariant-%s.html" % mathvariant, "w")
reftestReference = open(
"../relations/css-styling/mathvariant-%s-ref.html" % mathvariant, "w")
CSSreftest = open(
"../../css/css-text/text-transform/math/text-transform-math-%s-001.tentative.html"
% mathvariant, "w")
CSSreftestReference = open(
# Convert the Python structure into JSON
jsonFileName = "../relations/css-styling/mathvariant-transforms.json"
print("Generating %s..." % jsonFileName, end="")
jsonFile = open(jsonFileName, "w")
jsonFile.write(json.dumps(mathvariantTransforms,sort_keys=True, indent=4))
jsonFile.close()
print(" done.")
# Encode each transformed
font = mathfont.create("mathvariant-transforms")
transformedCharIndex = 1 # Index of the transformedChar.
numberOfBits = 11 # Number of bits to encode transformedCharIndex.
glyphWidth = 2 * mathfont.em # width of the mathvariant glyphs
rectangleWidth = glyphWidth / numberOfBits
assert rectangleWidth > 100
for mathvariant in mathvariantTransforms:
for baseChar in mathvariantTransforms[mathvariant]:
if baseChar not in font:
g = font.createChar(baseChar)
mathfont.drawRectangleGlyph(g, glyphWidth, mathfont.em, 0)
transformedChar = mathvariantTransforms[mathvariant][baseChar]
mathfont.createGlyphFromValue(font,
transformedChar,
glyphWidth,
transformedCharIndex,
numberOfBits)
transformedCharIndex += 1
mathfont.save(font)