From: Andreas Gal <andreas.gal@gmail.com>
Date: Sun, 8 May 2011 18:35:32 +0000 (-0700)
Subject: don't use array buffes to implement moveStart, that won't work for filtered streams
X-Git-Url: https://git.parisson.com/?a=commitdiff_plain;h=dd5ab1f10f071169594e63eb9bee07f3ca70f4ee;p=pdf.js.git

don't use array buffes to implement moveStart, that won't work for filtered streams
---

diff --git a/pdf.js b/pdf.js
index 138261f..b836a4b 100644
--- a/pdf.js
+++ b/pdf.js
@@ -5,6 +5,7 @@ var Stream = (function() {
     function constructor(arrayBuffer) {
         this.bytes = Uint8Array(arrayBuffer);
         this.pos = 0;
+        this.start = 0;
     }
 
     constructor.prototype = {
@@ -12,7 +13,7 @@ var Stream = (function() {
             return this.bytes.length;
         },
         reset: function() {
-            this.pos = 0;
+            this.pos = this.start;
         },
         lookChar: function() {
             var bytes = this.bytes;
@@ -37,8 +38,7 @@ var Stream = (function() {
             this.pos += n;
         },
         moveStart: function() {
-            this.bytes = Uint8Array(this.bytes, this.pos);
-            this.pos = 0;
+            this.start = this.pos;
         },
         find: function(needle, limit, backwards) {
             var length = this.bytes.length;