From fd63917ed31fbf425362d209eff72d5e64c5bb8a Mon Sep 17 00:00:00 2001
From: Alan Viverette <alanv@google.com>
Date: Wed, 18 Sep 2013 11:20:38 -0700
Subject: Fix number picker vertical scroll computations

BUG: 8692209
Change-Id: I332d3f1c00e1aacad11f8af172974741b28843ea
---
 core/java/android/widget/NumberPicker.java | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/core/java/android/widget/NumberPicker.java b/core/java/android/widget/NumberPicker.java
index e4956dd5c769..c0fde2e51fb7 100644
--- a/core/java/android/widget/NumberPicker.java
+++ b/core/java/android/widget/NumberPicker.java
@@ -1099,13 +1099,18 @@ public class NumberPicker extends LinearLayout {
     }
 
     @Override
-    public int computeVerticalScrollOffset() {
+    protected int computeVerticalScrollOffset() {
         return mCurrentScrollOffset;
     }
 
     @Override
-    public int computeVerticalScrollRange() {
-        return mSelectorIndices.length * mSelectorElementHeight;
+    protected int computeVerticalScrollRange() {
+        return (mMaxValue - mMinValue + 1) * mSelectorElementHeight;
+    }
+
+    @Override
+    protected int computeVerticalScrollExtent() {
+        return getHeight();
     }
 
     @Override
-- 
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