X-Git-Url: http://git.osdn.net/view?p=fooeditengine%2FFooEditEngine.git;a=blobdiff_plain;f=Core%2FGapBuffer.cs;fp=Core%2FGapBuffer.cs;h=22941ce755e8305582bc534338620a718350fd4d;hp=e40b7c1a9be162e94f158edfa3b2f66deba9bdc0;hb=1b1fe1f2568c00d19bae47900ea1c8b318bf2784;hpb=da4cef68e92efd0bb5303524880856148f866697

diff --git a/Core/GapBuffer.cs b/Core/GapBuffer.cs
index e40b7c1..22941ce 100644
--- a/Core/GapBuffer.cs
+++ b/Core/GapBuffer.cs
@@ -385,6 +385,18 @@ namespace Slusser.Collections.Generic
 		}
 
 
+        /// <summary>
+        /// Allocate buffer
+        /// </summary>
+        /// <param name="count">more than zero</param>
+        public void Allocate(int count)
+        {
+            if(count > this._gapEnd - this._gapStart)
+            {
+                Capacity = count + count;
+            }
+        }
+
 		/// <summary>
 		/// Searches for the specified object and returns the zero-based index of the first 
 		/// occurrence within the <see cref="GapBuffer{T}"/>.