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Add a supplemental glyph map for non-embedded ArialBlack fonts (issue 5801) #6166

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merged 1 commit into from Jul 10, 2015
Merged

Add a supplemental glyph map for non-embedded ArialBlack fonts (issue 5801) #6166

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16 changes: 14 additions & 2 deletions src/core/fonts.js
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Expand Up @@ -508,6 +508,13 @@ var GlyphMapForStandardFonts = {
'3316': 578, '3379': 42785, '3393': 1159, '3416': 8377
};

// The glyph map for ArialBlack differs slightly from the glyph map used for
// other well-known standard fonts. Hence we use this (incomplete) CID to GID
// mapping to adjust the glyph map for non-embedded ArialBlack fonts.
var SupplementalGlyphMapForArialBlack = {
'227': 322, '264': 261, '291': 346,
};

// Some characters, e.g. copyrightserif, are mapped to the private use area and
// might not be displayed using standard fonts. Mapping/hacking well-known chars
// to the similar equivalents in the normal characters range.
Expand Down Expand Up @@ -2490,8 +2497,13 @@ var Font = (function FontClosure() {
// Standard fonts might be embedded as CID font without glyph mapping.
// Building one based on GlyphMapForStandardFonts.
var map = [];
for (var code in GlyphMapForStandardFonts) {
map[+code] = GlyphMapForStandardFonts[code];
for (charCode in GlyphMapForStandardFonts) {
map[+charCode] = GlyphMapForStandardFonts[charCode];
}
if (/ArialBlack/i.test(name)) {
for (charCode in SupplementalGlyphMapForArialBlack) {
map[+charCode] = SupplementalGlyphMapForArialBlack[charCode];
}
}
var isIdentityUnicode = this.toUnicode instanceof IdentityToUnicodeMap;
if (!isIdentityUnicode) {
Expand Down