Fix word spacing in Type 0 fonts

Fix word spacing in Type 0 font

correct word spacing

correct word spacing in type 0 font

fix word spacing

src/core/fonts.js

@@ -4562,10 +4562,12 @@ var Font = (function FontClosure() {
           var glyph = this.charToGlyph(charcode);
           glyphs.push(glyph);
           // placing null after each word break charcode (ASCII SPACE)
-          if (charcode == 0x20)
+          // Ignore occurences of 0x20 in multiple-byte codes.
+          if (length === 1 && chars.charCodeAt(i - 1) === 0x20) {
             glyphs.push(null);
           }
         }
+      }
       else {
         for (var i = 0, ii = chars.length; i < ii; ++i) {
           var charcode = chars.charCodeAt(i);

test/pdfs/issue3205.pdf.link

@@ -0,0 +1,2 @@
+http://teach.beaverton.k12.or.us/~shannon_schilling/FOV1-00015633/FOV1-0007B939/FOV1-000B0E58/Physics%20HL%20paper%202%20TZ1%20markscheme.pdf
+

test/test_manifest.json

@@ -1417,5 +1417,14 @@
        "firstPage": 1,
        "lastPage": 2,
        "type": "eq"
+    },
+    {  "id": "issue3205",
+       "file": "pdfs/issue3205.pdf",
+       "md5": "e833326f69f2fdf7c1c8438fe1d3b622",
+       "rounds": 1,
+       "link": true,
+       "firstPage": 4,
+       "lastPage": 4,
+       "type": "eq"
     }
 ]