diff --git a/core/java/android/text/Layout.java b/core/java/android/text/Layout.java
index c6c1e8a..3633808 100644
--- a/core/java/android/text/Layout.java
+++ b/core/java/android/text/Layout.java
@@ -1594,10 +1594,11 @@
         }
 
         float get(final int offset) {
-            if (mHorizontals == null || offset < 0 || offset >= mHorizontals.length) {
+            final int index = offset - mLineStartOffset;
+            if (mHorizontals == null || index < 0 || index >= mHorizontals.length) {
                 return getHorizontal(offset, mPrimary);
             } else {
-                return mHorizontals[offset - mLineStartOffset];
+                return mHorizontals[index];
             }
         }
     }