[Pkg-javascript-commits] [pdf.js] 32/157: Add a supplemental glyph map for non-embedded ArialBlack fonts (issue 5801)

[David Prévot]

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taffit pushed a commit to branch master
in repository pdf.js.

commit d0477302bea07868e0d7a1d360ae5efee39f5b0a
Author: Jonas Jenwald <jonas.jenwald at gmail.com>
Date:   Wed Jul 1 22:16:52 2015 +0200

    Add a supplemental glyph map for non-embedded ArialBlack fonts (issue 5801)
    
    This should, hopefully, finally fix 5801.
---
 src/core/fonts.js | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/core/fonts.js b/src/core/fonts.js
index 996dbf9..59aa7dd 100644
--- a/src/core/fonts.js
+++ b/src/core/fonts.js
@@ -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.
@@ -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) {

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