Correct GesturePreviewTrail.getWidth() implementation

Bug: 7981153
Change-Id: I20785b7f82329ce6f19c883e77a9716772cda290

1 files changed, 1 insertions, 3 deletions

diff --git a/java/src/com/android/inputmethod/keyboard/internal/GesturePreviewTrail.java b/java/src/com/android/inputmethod/keyboard/internal/GesturePreviewTrail.java
index 4a8407cb5..9f6945da5 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/GesturePreviewTrail.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/GesturePreviewTrail.java
@@ -131,10 +131,8 @@ final class GesturePreviewTrail {
      * @return the width of a gesture trail
      */
     private static float getWidth(final int elapsedTime, final Params params) {
-        final int deltaTime = params.mTrailLingerDuration - elapsedTime;
         final float deltaWidth = params.mTrailStartWidth - params.mTrailEndWidth;
-        return Math.max(
-                (deltaTime * deltaWidth) / params.mTrailLingerDuration, params.mTrailEndWidth);
+        return params.mTrailStartWidth - (deltaWidth * elapsedTime) / params.mTrailLingerDuration;
     }
 
     private final RoundedLine mRoundedLine = new RoundedLine();