Add metric logging for fake landscape usage

- Reuse existing TaskSwitcherContainer for Overview metric logging
- Log current orientation state for Overview when interacting with
gestures or via three button nav
- Log current orientation state on each phone rotation

Bug: 332870519
Test: Manual
Flag: NA
Change-Id: Ia10cf1acb809432175daab55151998f0d77362f9

1 files changed, 14 insertions, 0 deletions

diff --git a/protos/launcher_atom.proto b/protos/launcher_atom.proto
index 7c648b6d88..823c821c7d 100644
--- a/protos/launcher_atom.proto
+++ b/protos/launcher_atom.proto
@@ -121,6 +121,20 @@ message SettingsContainer {
 }
 
 message TaskSwitcherContainer {
+  /**
+   * Indicates the current OrientationHandler in use in Overview.
+   * In fake landscape, the value will be
+   * {@link com.android.quickstep.orientation.LandscapePagedViewHandler} and in real landscape,
+   * the value will be {@link com.android.quickstep.orientation.PortraitPagedViewHandler} for
+   * example.
+   */
+  optional OrientationHandler orientation_handler = 1;
+
+  enum OrientationHandler {
+    PORTRAIT = 0;
+    LANDSCAPE = 1;
+    SEASCAPE = 2;
+  }
 }
 
 // Container for taskbar.