From 53ac1ef993e4bdce0d155fa00a133540f29af0ed Mon Sep 17 00:00:00 2001
From: Mady Mellor <madym@google.com>
Date: Mon, 20 Jun 2016 13:11:38 -0700
Subject: [PATCH] Don't show the shade background for heads up notifications

This looked weird when dismissing.

Change-Id: I9c4256a4c8792c4ff81d3cf1e34c45591853c206
Fixes: 29462609
---
 .../systemui/statusbar/stack/StackScrollAlgorithm.java      | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java
index 5d2698898e305..1037db3d4d2ab 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java
@@ -152,8 +152,10 @@ public class StackScrollAlgorithm {
             float newYTranslation = state.yTranslation;
             float newHeight = state.height;
             float newNotificationEnd = newYTranslation + newHeight;
-
-            if (newYTranslation < previousNotificationEnd) {
+            boolean isHeadsUp = (child instanceof ExpandableNotificationRow)
+                    && ((ExpandableNotificationRow) child).isPinned();
+            if (newYTranslation < previousNotificationEnd && ambientState.isShadeExpanded()
+                    && !isHeadsUp) {
                 // The previous view is overlapping on top, clip!
                 float overlapAmount = previousNotificationEnd - newYTranslation;
                 state.clipTopAmount = (int) overlapAmount;