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169 lines
7.1 KiB
Python
169 lines
7.1 KiB
Python
#!/usr/bin/python
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from __future__ import print_function
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from lxml import etree
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from utils.misc import downloadWithProgressBar
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from utils import mathfont
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import json
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# Retrieve the unicode.xml file if necessary.
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unicodeXML = downloadWithProgressBar("http://www.w3.org/2003/entities/2007xml/unicode.xml")
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# Extract the mathvariants transformation.
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xsltTransform = etree.XSLT(etree.XML('''\
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<xsl:stylesheet version="1.0"
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xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
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<xsl:strip-space elements="*"/>
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<xsl:template match="charlist">
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<root><xsl:apply-templates select="character"/></root>
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</xsl:template>
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<xsl:template match="character">
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<xsl:if test="surrogate">
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<entry>
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<xsl:attribute name="mathvariant">
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<xsl:value-of select="surrogate/@mathvariant"/>
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</xsl:attribute>
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<xsl:attribute name="baseChar">
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<xsl:value-of select="surrogate/@ref"/>
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</xsl:attribute>
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<xsl:attribute name="transformedChar">
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<xsl:choose>
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<xsl:when test="bmp">
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<xsl:value-of select="bmp/@ref"/>
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</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="@id"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:attribute>
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</entry>
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</xsl:if>
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</xsl:template>
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</xsl:stylesheet>'''))
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# Put the mathvariant transforms into a Python structure.
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mathvariantTransforms = {}
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root = xsltTransform(etree.parse(unicodeXML)).getroot()
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def parseCodePoint(aHexaString):
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return int("0x%s" % aHexaString[1:], 16)
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for entry in root:
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mathvariant = entry.get("mathvariant")
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baseChar = parseCodePoint(entry.get("baseChar"))
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transformedChar = parseCodePoint(entry.get("transformedChar"))
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if mathvariant not in mathvariantTransforms:
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mathvariantTransforms[mathvariant] = {}
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mathvariantTransforms[mathvariant][baseChar] = transformedChar
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# There is no "isolated" mathvariant.
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del mathvariantTransforms["isolated"]
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# Automatic mathvariant uses the same transform as italic.
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# It is handled specially (see below).
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mathvariantTransforms["auto"] = mathvariantTransforms["italic"]
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# Create a WOFF font for each mathvariant.
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for mathvariant in mathvariantTransforms:
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font = mathfont.create("mathvariant-%s" % mathvariant)
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for baseChar in mathvariantTransforms[mathvariant]:
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if baseChar not in font:
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mathfont.createGlyphFromValue(font, baseChar)
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transformedChar = mathvariantTransforms[mathvariant][baseChar]
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mathfont.createGlyphFromValue(font, transformedChar)
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mathfont.save(font)
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# Create a MathML and CSS test for each mathvariant.
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for mathvariant in mathvariantTransforms:
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print("Generating tests for %s..." % mathvariant, end="")
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reftest = open("../relations/css-styling/mathvariant-%s.html" % mathvariant, "w")
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reftestReference = open("../relations/css-styling/mathvariant-%s-ref.html" % mathvariant, "w")
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CSSreftest = open("../../css/css-text/text-transform/math/text-transform-math-%s-001.tentative.html" % mathvariant, "w")
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CSSreftestReference = open("../../css/css-text/text-transform/math/text-transform-math-%s-001.tentative-ref.html" % mathvariant, "w")
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source = '\
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<!DOCTYPE html>\n\
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<html>\n\
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<head>\n\
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<meta charset="utf-8"/>\n\
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<title>%s</title>\n'
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reftest.write(source % ("mathvariant %s" % mathvariant))
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reftestReference.write(source % ("mathvariant %s (reference)" % mathvariant))
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CSSreftest.write(source % ("text-transform math-%s" % mathvariant))
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CSSreftestReference.write(source % ("text-transform math-%s (reference)" % mathvariant))
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if mathvariant == "auto":
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mathAssert = "Verify that a single-char <mi> is equivalent to an <mi> with the transformed italic unicode character."
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else:
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mathAssert = "Verify that a single-char <mtext> with a %s mathvariant is equivalent to an <mtext> with the transformed unicode character." % mathvariant
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source ='\
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<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#css-styling">\n\
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<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-mathvariant-attribute">\n\
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<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#new-text-transform-values">\n\
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<link rel="match" href="mathvariant-%s-ref.html"/>\n\
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<meta name="assert" content="%s">\n'
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reftest.write(source % (mathvariant, mathAssert))
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source = '\
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<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3745"/>\n\
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<link rel="help" href="https://mathml-refresh.github.io/mathml-core/#new-text-transform-values">\n\
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<link rel="match" href="text-transform-math-%s-001.tentative-ref.html"/>\n\
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<meta name="assert" content="Verify that a character with \'text-transform: math-%s\' renders the same as the transformed unicode character.">\n'
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CSSreftest.write(source % (mathvariant, mathvariant))
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if mathvariant == "auto":
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WOFFfont = "mathvariant-italic.woff"
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else:
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WOFFfont = "mathvariant-%s.woff" % mathvariant
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source = '\
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<style>\n\
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@font-face {\n\
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font-family: TestFont;\n\
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src: url("/fonts/math/%s");\n\
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}\n\
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body > span {\n\
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padding: 10px;\n\
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}\n\
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span > span {\n\
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font-family: monospace;\n\
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font-size: 10px;\n\
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}\n\
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.testfont {\n\
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font-family: TestFont;\n\
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font-size: 10px;\n\
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}\n\
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</style>\n\
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<body>\n\
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<!-- Generated by mathml/tools/mathvariant.py; DO NOT EDIT. -->\n\
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<p>Test passes if all the equalities below are true.</p>\n' % WOFFfont
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reftest.write(source)
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reftestReference.write(source)
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CSSreftest.write(source)
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CSSreftestReference.write(source)
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charIndex = 0
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for baseChar in mathvariantTransforms[mathvariant]:
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transformedChar = mathvariantTransforms[mathvariant][baseChar]
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if mathvariant == "auto":
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tokenTag = '<mi>&#x%0X;</mi>' % baseChar
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tokenTagRef = '<mi>&#x%0X;</mi>' % transformedChar
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else:
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tokenTag = '<mtext mathvariant="%s">&#x%0X;</mtext>' % (mathvariant, baseChar)
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tokenTagRef = '<mtext>&#x%0X;</mtext>' % transformedChar
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reftest.write(' <span><math class="testfont">%s</math>=<span>%05X</span></span>' % (tokenTag, transformedChar))
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reftestReference.write(' <span><math class="testfont">%s</math>=<span>%05X</span></span>' % (tokenTagRef, transformedChar))
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CSSreftest.write(' <span><span class="testfont" style="text-transform: math-%s">&#x%0X;</span>=<span>%05X</span></span>' % (mathvariant, baseChar, transformedChar))
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CSSreftestReference.write(' <span><span class="testfont">&#x%0X;</span>=<span>%05X</span></span>' % (transformedChar, transformedChar))
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charIndex += 1
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if charIndex % 10 == 0:
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reftest.write('<br/>')
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reftestReference.write('<br/>')
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CSSreftest.write('<br/>')
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CSSreftestReference.write('<br/>')
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reftest.write('\n')
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reftestReference.write('\n')
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CSSreftest.write('\n')
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CSSreftestReference.write('\n')
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source = '</body>\n</html>\n'
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reftest.write(source)
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reftestReference.write(source)
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CSSreftest.write(source)
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CSSreftestReference.write(source)
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reftest.close()
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reftestReference.close()
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CSSreftest.close()
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CSSreftestReference.close()
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print(" done.")
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