From 658c6936fc04a4ae712814d1a106556476696efd Mon Sep 17 00:00:00 2001
From: Julian Viereck <julian.viereck@gmail.com>
Date: Tue, 25 Sep 2012 16:07:59 +0200
Subject: [PATCH 1/2] Tune whitespace insertion

---
 src/evaluator.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/evaluator.js b/src/evaluator.js
index 0b9bdf42d..17c26cb52 100644
--- a/src/evaluator.js
+++ b/src/evaluator.js
@@ -551,8 +551,13 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
                 if (typeof items[j] === 'string') {
                   chunk += fontCharsToUnicode(items[j], font);
                 } else if (items[j] < 0 && font.spaceWidth > 0) {
-                  var numFakeSpaces = Math.round(-items[j] / font.spaceWidth);
-                  if (numFakeSpaces > 0) {
+                  var fakeSpaces = -items[j] / font.spaceWidth;
+                  if (fakeSpaces > 1.5) {
+                    fakeSpaces = Math.round(fakeSpaces);
+                    while (fakeSpaces--) {
+                      chunk += ' ';
+                    }
+                  } else if (-items[j] / font.spaceWidth > 0.35) {
                     chunk += ' ';
                   }
                 }

From 47809fe3165ab805c324e909878fb712455b8f57 Mon Sep 17 00:00:00 2001
From: Julian Viereck <julian.viereck@gmail.com>
Date: Wed, 26 Sep 2012 19:46:06 +0200
Subject: [PATCH 2/2] Address yury's review comments

---
 src/evaluator.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/evaluator.js b/src/evaluator.js
index 17c26cb52..f6ef31c9b 100644
--- a/src/evaluator.js
+++ b/src/evaluator.js
@@ -510,6 +510,8 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
     getTextContent: function partialEvaluatorGetIRQueue(
                                                     stream, resources, state) {
       var bidiTexts;
+      var kSpaceFactor = 0.35;
+      var kMultipleSpaceFactor = 1.5;
 
       if (!state) {
         bidiTexts = [];
@@ -552,12 +554,12 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
                   chunk += fontCharsToUnicode(items[j], font);
                 } else if (items[j] < 0 && font.spaceWidth > 0) {
                   var fakeSpaces = -items[j] / font.spaceWidth;
-                  if (fakeSpaces > 1.5) {
+                  if (fakeSpaces > kMultipleSpaceFactor) {
                     fakeSpaces = Math.round(fakeSpaces);
                     while (fakeSpaces--) {
                       chunk += ' ';
                     }
-                  } else if (-items[j] / font.spaceWidth > 0.35) {
+                  } else if (fakeSpaces > kSpaceFactor) {
                     chunk += ' ';
                   }
                 }