From: notmasteryet <async.processingjs@yahoo.com>
Date: Sat, 17 Sep 2011 03:49:43 +0000 (-0500)
Subject: Fixing double metrics issue for glyphs (#484)
X-Git-Url: https://git.parisson.com/?a=commitdiff_plain;h=fc574f646a5b11627626732aabf1514806dad1af;p=pdf.js.git

Fixing double metrics issue for glyphs (#484)
---

diff --git a/pdf.js b/pdf.js
index 599e50a..0a1fae1 100644
--- a/pdf.js
+++ b/pdf.js
@@ -4357,7 +4357,13 @@ var PartialEvaluator = (function() {
       var lastChar = properties.lastChar;
       var glyphs = {};
       for (var i = firstChar; i <= lastChar; i++) {
-        var glyph = differences[i] || baseEncoding[i];
+        var glyph = differences[i];
+        if (!glyph) {
+          glyph = baseEncoding[i];
+          // skipping already specified by difference glyphs
+          if (differences.indexOf(glyph) >= 0)
+            continue;
+        }
         var index = GlyphsUnicode[glyph] || i;
         var width = properties.widths[i] || properties.widths[glyph];
         map[i] = {