X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Futil%2FColorUtils.java;h=9ed98bd129a9499ea7f02ee2dd6b943225866273;hb=HEAD;hp=5db333fa8d833589c55c4d7b6dfffa5c0dbbb9e2;hpb=9d2408483e451285fd555c3cd6e0273977acbaa7;p=jalview.git

diff --git a/src/jalview/util/ColorUtils.java b/src/jalview/util/ColorUtils.java
index 5db333f..24128ea 100644
--- a/src/jalview/util/ColorUtils.java
+++ b/src/jalview/util/ColorUtils.java
@@ -24,16 +24,16 @@
 
 package jalview.util;
 
-import java.util.Locale;
-
 import java.awt.Color;
 import java.util.HashMap;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Random;
 
 public class ColorUtils
 {
   private static final int MAX_CACHE_SIZE = 1729;
+
   /*
    * a cache for colours generated from text strings
    */
@@ -69,6 +69,18 @@ public class ColorUtils
   }
 
   /**
+   * 
+   * @return random color
+   */
+  public static final Color getARandomColor()
+  {
+
+    Color col = new Color((int) (Math.random() * 255),
+            (int) (Math.random() * 255), (int) (Math.random() * 255));
+    return col;
+  }
+
+  /**
    * Convert to Tk colour code format
    * 
    * @param colour
@@ -221,6 +233,12 @@ public class ColorUtils
     colour = colour.trim();
 
     Color col = null;
+
+    if ("random".equals(colour))
+    {
+      return generateRandomColor(null);
+    }
+
     try
     {
       int value = Integer.parseInt(colour, 16);
@@ -246,7 +264,8 @@ public class ColorUtils
           int b = Integer.parseInt(tokens[2].trim());
           col = new Color(r, g, b);
         }
-      } catch (Exception ex)
+      } catch (IllegalArgumentException ex) // IllegalArgumentException includes
+                                            // NumberFormatException
       {
         // non-numeric token or out of 0-255 range
       }