From 1db4eab7e3fd21462c958198e25d29aaa9ef267d Mon Sep 17 00:00:00 2001
From: Erik Broes <erikbroes@grum.nl>
Date: Sat, 12 Mar 2011 16:58:05 +0100
Subject: [PATCH] TextWrapper now wraps text at the proper width and also
 prevent splitting unless it is needed

---
 .../org/bukkit/craftbukkit/TextWrapper.java    | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/src/main/java/org/bukkit/craftbukkit/TextWrapper.java b/src/main/java/org/bukkit/craftbukkit/TextWrapper.java
index 46c1c2cd3b..f20388d93e 100644
--- a/src/main/java/org/bukkit/craftbukkit/TextWrapper.java
+++ b/src/main/java/org/bukkit/craftbukkit/TextWrapper.java
@@ -1,5 +1,7 @@
 package org.bukkit.craftbukkit;
 
+import java.util.regex.Pattern;
+
 public class TextWrapper {
     private static final int[] characterWidths = new int[] {
         1, 9, 9, 8, 8, 8, 8, 7, 9, 8, 9, 9, 8, 9, 9, 9,
@@ -19,18 +21,19 @@ public class TextWrapper {
         8, 7, 7, 8, 7, 8, 8, 8, 7, 8, 8, 7, 9, 9, 6, 7,
         7, 7, 7, 7, 9, 6, 7, 8, 7, 6, 6, 9, 7, 6, 7, 1
     };
-    private static final int CHAT_WINDOW_WIDTH = 318;
+    private static final int CHAT_WINDOW_WIDTH = 320;
+    private static final Pattern pattern = Pattern.compile("\n.*\u00A7", Pattern.DOTALL);
 
     public static String[] wrapText(final String text) {
         final StringBuilder out = new StringBuilder();
         char colorChar = 'f';
         int lineWidth = 0;
+        int lineCount = 0;
         boolean hasColored = true;
         for (int i = 0; i < text.length(); i++) {
             char ch = text.charAt(i);
             if (ch == '\u00A7' && i < text.length() - 1) {
-                i++;
-                colorChar = text.charAt(i);
+                colorChar = text.charAt(++i);
                 hasColored = false;
                 continue;
             } else if (ch >= characterWidths.length) {
@@ -39,6 +42,7 @@ public class TextWrapper {
             final int width = characterWidths[(int) ch];
             if (lineWidth + width >= CHAT_WINDOW_WIDTH) {
                 out.append('\n');
+                lineCount++;
                 if (colorChar != 'f') {
                     out.append('\u00A7');
                     out.append(colorChar);
@@ -55,6 +59,12 @@ public class TextWrapper {
                 lineWidth += width;
             }
         }
-        return out.toString().split("\n");
+
+        // See if we need to split the string
+        String result = out.toString();
+        if (pattern.matcher(result).find()) return result.split("\n");
+
+        if (lineCount > 0) result.replace("\n", "");
+        return new String[] {result};
     }
 }