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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /layout/reftests/text-svgglyphs/resources/README | |
parent | Initial commit. (diff) | |
download | firefox-upstream/124.0.1.tar.xz firefox-upstream/124.0.1.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/reftests/text-svgglyphs/resources/README')
-rw-r--r-- | layout/reftests/text-svgglyphs/resources/README | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/layout/reftests/text-svgglyphs/resources/README b/layout/reftests/text-svgglyphs/resources/README new file mode 100644 index 0000000000..852e5e4206 --- /dev/null +++ b/layout/reftests/text-svgglyphs/resources/README @@ -0,0 +1,61 @@ +.woff files for SVG-in-OpenType testing +======================================= + +There are three .woff files in this directory: + * nosvg.woff + * svg.woff + * rubbish.woff + +nosvg.woff +---------- +This font is FiraSansOT-Regular, with its metrics hacked so that its ascent +is 1000 and descent is 0. Its unitsPerEm value is 1000. + +It contains no 'SVG ' table. + +svg.woff +-------- +This font is the same as nosvg.woff above, but with the glyphs-*.svg SVG +documents from this directory embedded in it using the tools described below. + +rubbish.woff +------------ +This font is the same as nosvg.woff above, but with the addition of an 'SVG ' +table with the contents of rubbish.txt. Its purpose is to test that SVG tables +without valid XML are ignored. + +Creating the Fonts +------------------ +The tools used here are insertsvg.py from [1] and sfnt2woff from [2]. + +svg.woff can be recreated with: + +woff2sfnt nosvg.woff > nosvg.ttf +insertsvg.py nosvg.ttf svg.ttf glyphs-*.svg +sfnt2woff svg.ttf + +[1] https://github.com/edf825/SVG-OpenType-Utils +[2] http://people.mozilla.com/~jkew/woff/ + + + +Additional test fonts: +====================== + +svg-glyph-extents.otf +--------------------- + +This is a copy of Fira Sans with a simple SVG table added using the tool from +https://github.com/rocallahan/svg-opentype-workshop. The SVG table defines four +glyphs, corresponding to 'A' through 'D': + + <svg xmlns='http://www.w3.org/2000/svg'> + <rect id='glyph36' x='0' y='-1000' width='1000' height='1500' fill='red'/> + <rect id='glyph37' x='0' y='-1000' width='1000' height='1500' fill='green' transform='scale(2)'/> + <g id='glyph38'> + <rect x='0' y='-1000' width='1000' height='1500' fill='red'/> + </g> + <g id='glyph39'> + <rect x='0' y='-1000' width='1000' height='1500' fill='green' transform='scale(2)'/> + </g> + </svg> |