X-Git-Url: http://www2.svjatoslav.eu/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fsixth%2Fe3d%2Fgui%2FTextPointer.java;h=701ec506656da55ad0fd9476d85ee11c6834fe06;hb=a3ff3683bd0a025061667b26b6fcf56fe20f0afc;hp=8ba9f9f171ef20076f3f9c1957b388c17c630918;hpb=316a696bf9db6e8eddf90ef3df5e1119481c0192;p=sixth-3d.git

diff --git a/src/main/java/eu/svjatoslav/sixth/e3d/gui/TextPointer.java b/src/main/java/eu/svjatoslav/sixth/e3d/gui/TextPointer.java
index 8ba9f9f..701ec50 100755
--- a/src/main/java/eu/svjatoslav/sixth/e3d/gui/TextPointer.java
+++ b/src/main/java/eu/svjatoslav/sixth/e3d/gui/TextPointer.java
@@ -1,9 +1,12 @@
 /*
- * Sixth 3D engine. Author: Svjatoslav Agejenko. 
+ * Sixth 3D engine. Author: Svjatoslav Agejenko.
  * This project is released under Creative Commons Zero (CC0) license.
  */
 package eu.svjatoslav.sixth.e3d.gui;
 
+/**
+ * A pointer to a character in a text.
+ */
 public class TextPointer implements Comparable<TextPointer> {
 
     public int row;
@@ -48,6 +51,13 @@ public class TextPointer implements Comparable<TextPointer> {
 
     }
 
+    /**
+     * Checks if this pointer is between the specified pointers.
+     *
+     * @param start The start pointer.
+     * @param end   The end pointer.
+     * @return True if this pointer is between the specified pointers.
+     */
     public boolean isBetween(final TextPointer start, final TextPointer end) {
 
         if (start == null)
@@ -56,6 +66,7 @@ public class TextPointer implements Comparable<TextPointer> {
         if (end == null)
             return false;
 
+        // Make sure that start is smaller than end.
         TextPointer smaller;
         TextPointer bigger;
 
@@ -67,8 +78,8 @@ public class TextPointer implements Comparable<TextPointer> {
             bigger = start;
         }
 
+        // Check if this pointer is between the specified pointers.
         return (compareTo(smaller) >= 0) && (bigger.compareTo(this) > 0);
-
     }
 
 }