Make QS do simpler anim on lock screen

Also add in some tunables to make it easier to play with some
animation options.

Bug: 27301323
Change-Id: I4b6b4978e8473016e8868bf9eb58c02fca0ca5cf
diff --git a/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java b/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
index 8ccf60d..24b45cc 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
@@ -167,6 +167,11 @@
         }
     };
 
+    public int getColumnCount() {
+        if (mPages.size() == 0) return 0;
+        return mPages.get(0).mColumns;
+    }
+
     public static class TilePage extends TileLayout {
         private int mMaxRows = 3;