diff --git a/go/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java b/go/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
index d20910f..1b24fc8 100644
--- a/go/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/go/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -52,12 +52,19 @@
     public void onStateEnabled(Launcher launcher) {
         IconRecentsView recentsView = launcher.getOverviewPanel();
         recentsView.onBeginTransitionToOverview();
+        recentsView.setShowStatusBarForegroundScrim(true);
         // Request orientation be set to unspecified, letting the system decide the best
         // orientation.
         launcher.getRotationHelper().setCurrentStateRequest(REQUEST_ROTATE);
     }
 
     @Override
+    public void onStateDisabled(Launcher launcher) {
+        IconRecentsView recentsView = launcher.getOverviewPanel();
+        recentsView.setShowStatusBarForegroundScrim(false);
+    }
+
+    @Override
     public PageAlphaProvider getWorkspacePageAlphaProvider(Launcher launcher) {
         return new PageAlphaProvider(DEACCEL_2) {
             @Override
diff --git a/go/quickstep/src/com/android/quickstep/RecentsActivity.java b/go/quickstep/src/com/android/quickstep/RecentsActivity.java
index f2ca368..9fb8067 100644
--- a/go/quickstep/src/com/android/quickstep/RecentsActivity.java
+++ b/go/quickstep/src/com/android/quickstep/RecentsActivity.java
@@ -37,6 +37,7 @@
         mRecentsRootView = findViewById(R.id.drag_layer);
         mIconRecentsView = findViewById(R.id.overview_panel);
         mIconRecentsView.setRecentsToActivityHelper(new FallbackRecentsToActivityHelper(this));
+        mIconRecentsView.setShowStatusBarForegroundScrim(true);
     }
 
     @Override
diff --git a/go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java b/go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java
index 7686543..57f49d6 100644
--- a/go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java
+++ b/go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java
@@ -26,16 +26,18 @@
 import androidx.recyclerview.widget.RecyclerView;
 import androidx.recyclerview.widget.RecyclerView.ViewHolder;
 
+import java.util.function.Consumer;
+
 /**
  * Callback for swipe input on {@link TaskHolder} views in the recents view.
  */
 public final class TaskSwipeCallback extends ItemTouchHelper.SimpleCallback {
 
-    private final TaskActionController mTaskActionController;
+    private final Consumer<TaskHolder> mOnTaskSwipeCallback;
 
-    public TaskSwipeCallback(TaskActionController taskActionController) {
+    public TaskSwipeCallback(Consumer<TaskHolder> onTaskSwipeCallback) {
         super(0 /* dragDirs */, RIGHT);
-        mTaskActionController = taskActionController;
+        mOnTaskSwipeCallback = onTaskSwipeCallback;
     }
 
     @Override
@@ -47,7 +49,7 @@
     @Override
     public void onSwiped(ViewHolder viewHolder, int direction) {
         if (direction == RIGHT) {
-            mTaskActionController.removeTask((TaskHolder) viewHolder);
+            mOnTaskSwipeCallback.accept((TaskHolder) viewHolder);
         }
     }
 
diff --git a/go/quickstep/src/com/android/quickstep/ThumbnailDrawable.java b/go/quickstep/src/com/android/quickstep/ThumbnailDrawable.java
index a8cc0a1..922e68a 100644
--- a/go/quickstep/src/com/android/quickstep/ThumbnailDrawable.java
+++ b/go/quickstep/src/com/android/quickstep/ThumbnailDrawable.java
@@ -57,6 +57,7 @@
         mCornerRadius = (int) res.getDimension(R.dimen.task_thumbnail_corner_radius);
         mShader = new BitmapShader(mThumbnailData.thumbnail, CLAMP, CLAMP);
         mPaint.setShader(mShader);
+        mPaint.setAntiAlias(true);
         updateMatrix();
     }
 
diff --git a/go/quickstep/src/com/android/quickstep/views/IconRecentsView.java b/go/quickstep/src/com/android/quickstep/views/IconRecentsView.java
index f951304..7225e57 100644
--- a/go/quickstep/src/com/android/quickstep/views/IconRecentsView.java
+++ b/go/quickstep/src/com/android/quickstep/views/IconRecentsView.java
@@ -33,6 +33,7 @@
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
 import android.util.ArraySet;
 import android.util.AttributeSet;
 import android.util.FloatProperty;
@@ -54,6 +55,7 @@
 import com.android.launcher3.BaseActivity;
 import com.android.launcher3.Insettable;
 import com.android.launcher3.R;
+import com.android.launcher3.util.Themes;
 import com.android.quickstep.ContentFillItemAnimator;
 import com.android.quickstep.RecentsModel;
 import com.android.quickstep.RecentsToActivityHelper;
@@ -114,6 +116,8 @@
     private final DefaultItemAnimator mDefaultItemAnimator = new DefaultItemAnimator();
     private final ContentFillItemAnimator mLoadingContentItemAnimator =
             new ContentFillItemAnimator();
+    private final BaseActivity mActivity;
+    private final Drawable mStatusBarForegroundScrim;
 
     private RecentsToActivityHelper mActivityHelper;
     private RecyclerView mTaskRecyclerView;
@@ -143,8 +147,10 @@
 
     public IconRecentsView(Context context, AttributeSet attrs) {
         super(context, attrs);
-        BaseActivity activity = BaseActivity.fromContext(context);
+        mActivity = BaseActivity.fromContext(context);
         mContext = context;
+        mStatusBarForegroundScrim  =
+                Themes.getAttrDrawable(mContext, R.attr.workspaceStatusBarScrim);
         mTaskLoader = new TaskListLoader(mContext);
         mTaskAdapter = new TaskAdapter(mTaskLoader);
         mTaskAdapter.setOnClearAllClickListener(view -> animateClearAllTasks());
@@ -162,7 +168,12 @@
             mTaskRecyclerView.setAdapter(mTaskAdapter);
             mTaskRecyclerView.setLayoutManager(mTaskLayoutManager);
             ItemTouchHelper helper = new ItemTouchHelper(
-                    new TaskSwipeCallback(mTaskActionController));
+                    new TaskSwipeCallback(holder -> {
+                        mTaskActionController.removeTask(holder);
+                        if (mTaskLoader.getCurrentTaskList().isEmpty()) {
+                            mActivityHelper.leaveRecents();
+                        }
+                    }));
             helper.attachToRecyclerView(mTaskRecyclerView);
             mTaskRecyclerView.addOnChildAttachStateChangeListener(
                     new OnChildAttachStateChangeListener() {
@@ -339,6 +350,21 @@
     }
 
     /**
+     * Set whether or not to show the scrim in between the view and the top insets. This only works
+     * if the view is being insetted in the first place.
+     *
+     * The scrim is added to the activity's root view to prevent animations on this view
+     * affecting the scrim. As a result, it is the activity's responsibility to show/hide this
+     * scrim as appropriate.
+     *
+     * @param showStatusBarForegroundScrim true to show the scrim, false to hide
+     */
+    public void setShowStatusBarForegroundScrim(boolean showStatusBarForegroundScrim) {
+        boolean shouldShow = mInsets.top != 0 && showStatusBarForegroundScrim;
+        mActivity.getDragLayer().setForeground(shouldShow ? mStatusBarForegroundScrim : null);
+    }
+
+    /**
      * Get the bottom most thumbnail view to animate to.
      *
      * @return the thumbnail view if laid out
@@ -438,7 +464,6 @@
         if (mShowingContentView != mEmptyView && taskListSize == 0) {
             mShowingContentView = mEmptyView;
             crossfadeViews(mEmptyView, mContentView);
-            mActivityHelper.leaveRecents();
         }
         if (mShowingContentView != mContentView && taskListSize > 0) {
             mShowingContentView = mContentView;
diff --git a/go/quickstep/src/com/android/quickstep/views/TaskItemView.java b/go/quickstep/src/com/android/quickstep/views/TaskItemView.java
index a5f5728..6db8013 100644
--- a/go/quickstep/src/com/android/quickstep/views/TaskItemView.java
+++ b/go/quickstep/src/com/android/quickstep/views/TaskItemView.java
@@ -49,6 +49,7 @@
     private ImageView mIconView;
     private ImageView mThumbnailView;
     private float mContentTransitionProgress;
+    private int mDisplayedOrientation;
 
     /**
      * Property representing the content transition progress of the view. 1.0f represents that the
@@ -179,13 +180,27 @@
     }
 
     @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        onOrientationChanged(getResources().getConfiguration().orientation);
+    }
+
+    @Override
     protected void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
+        onOrientationChanged(newConfig.orientation);
+    }
+
+    private void onOrientationChanged(int newOrientation) {
+        if (mDisplayedOrientation == newOrientation) {
+            return;
+        }
+        mDisplayedOrientation = newOrientation;
         int layerCount = mThumbnailDrawable.getNumberOfLayers();
         for (int i = 0; i < layerCount; i++) {
             Drawable drawable = mThumbnailDrawable.getDrawable(i);
             if (drawable instanceof ThumbnailDrawable) {
-                ((ThumbnailDrawable) drawable).setRequestedOrientation(newConfig.orientation);
+                ((ThumbnailDrawable) drawable).setRequestedOrientation(newOrientation);
             }
         }
         mTaskIconThumbnailView.forceLayout();
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
index 61d329b..50f25fb 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
@@ -116,7 +116,7 @@
         } else {
             workspaceView = null;
         }
-        final Rect iconLocation = new Rect();
+        final RectF iconLocation = new RectF();
         boolean canUseWorkspaceView = workspaceView != null && workspaceView.isAttachedToWindow();
         final FloatingIconView floatingView = canUseWorkspaceView
                 ? FloatingIconView.getFloatingIconView(activity, workspaceView,
@@ -138,7 +138,7 @@
                 final float targetCenterY = dp.availableHeightPx - dp.hotseatBarSizePx;
 
                 if (canUseWorkspaceView) {
-                    return new RectF(iconLocation);
+                    return iconLocation;
                 } else {
                     // Fallback to animate to center of screen.
                     return new RectF(targetCenterX - halfIconSize, targetCenterY - halfIconSize,
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/OtherActivityInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/OtherActivityInputConsumer.java
index 833a468..7fc5d50 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/OtherActivityInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/OtherActivityInputConsumer.java
@@ -45,6 +45,7 @@
 import android.view.WindowManager;
 
 import com.android.launcher3.R;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.util.Preconditions;
 import com.android.launcher3.util.RaceConditionTracker;
 import com.android.launcher3.util.TraceHelper;
@@ -164,8 +165,10 @@
         // Proxy events to recents view
         if (mPassedDragSlop && mInteractionHandler != null
                 && !mRecentsViewDispatcher.hasConsumer()) {
-            mRecentsViewDispatcher.setConsumer(mInteractionHandler
-                    .getRecentsViewDispatcher(isNavBarOnLeft() || isNavBarOnRight()));
+            mRecentsViewDispatcher.setConsumer(mInteractionHandler.getRecentsViewDispatcher(
+                    isNavBarOnLeft()
+                            ? RotationMode.SEASCAPE
+                            : (isNavBarOnRight() ? RotationMode.LANDSCAPE : RotationMode.NORMAL)));
         }
         int edgeFlags = ev.getEdgeFlags();
         ev.setEdgeFlags(edgeFlags | EDGE_NAV_BAR);
@@ -402,15 +405,13 @@
     }
 
     private float getDisplacement(MotionEvent ev) {
-        final float displacement;
         if (isNavBarOnRight()) {
-            displacement = ev.getX() - mDownPos.x;
+            return ev.getX() - mDownPos.x;
         } else if (isNavBarOnLeft()) {
-            displacement = mDownPos.x - ev.getX();
+            return mDownPos.x - ev.getX();
         } else {
-            displacement = ev.getY() - mDownPos.y;
+            return ev.getY() - mDownPos.y;
         }
-        return displacement;
     }
 
     @Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/OverviewInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/OverviewInputConsumer.java
index b48e3de..bafc367 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/OverviewInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/OverviewInputConsumer.java
@@ -22,13 +22,15 @@
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 
+import androidx.annotation.Nullable;
+
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.views.BaseDragLayer;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
 import com.android.systemui.shared.system.InputMonitorCompat;
 
-import androidx.annotation.Nullable;
+import java.util.function.Predicate;
 
 /**
  * Input consumer for handling touch on the recents/Launcher activity.
@@ -42,6 +44,7 @@
 
     private final int[] mLocationOnScreen = new int[2];
     private final boolean mProxyTouch;
+    private final Predicate<MotionEvent> mEventReceiver;
 
     private final boolean mStartingInActivityBounds;
     private boolean mTargetHandledTouch;
@@ -53,10 +56,15 @@
         mStartingInActivityBounds = startingInActivityBounds;
 
         mTarget = activity.getDragLayer();
-        if (!startingInActivityBounds) {
+        if (startingInActivityBounds) {
+            mEventReceiver = mTarget::dispatchTouchEvent;
+            mProxyTouch = true;
+        } else {
+            // Only proxy touches to controllers if we are starting touch from nav bar.
+            mEventReceiver = mTarget::proxyTouchEvent;
             mTarget.getLocationOnScreen(mLocationOnScreen);
+            mProxyTouch = mTarget.prepareProxyEventStarting();
         }
-        mProxyTouch = mTarget.prepareProxyEventStarting();
     }
 
     @Override
@@ -80,7 +88,7 @@
             ev.setEdgeFlags(flags | Utilities.EDGE_NAV_BAR);
         }
         ev.offsetLocation(-mLocationOnScreen[0], -mLocationOnScreen[1]);
-        boolean handled = mTarget.proxyTouchEvent(ev);
+        boolean handled = mEventReceiver.test(ev);
         ev.offsetLocation(mLocationOnScreen[0], mLocationOnScreen[1]);
         ev.setEdgeFlags(flags);
 
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
index 09a1f3b..b25865e 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
@@ -30,6 +30,7 @@
 import android.app.KeyguardManager;
 import android.app.Service;
 import android.content.BroadcastReceiver;
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
@@ -45,6 +46,7 @@
 import android.os.Looper;
 import android.os.Process;
 import android.os.RemoteException;
+import android.text.TextUtils;
 import android.util.Log;
 import android.view.Choreographer;
 import android.view.Display;
@@ -54,6 +56,7 @@
 import android.view.WindowManager;
 
 import com.android.launcher3.MainThreadExecutor;
+import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.compat.UserManagerCompat;
 import com.android.launcher3.logging.EventLogArray;
@@ -78,7 +81,7 @@
 /**
  * Service connected by system-UI for handling touch interaction.
  */
-@TargetApi(Build.VERSION_CODES.O)
+@TargetApi(Build.VERSION_CODES.Q)
 public class TouchInteractionService extends Service implements
         NavigationModeChangeListener, DisplayListener {
 
@@ -229,6 +232,7 @@
     private Mode mMode = Mode.THREE_BUTTONS;
     private int mDefaultDisplayId;
     private final RectF mSwipeTouchRegion = new RectF();
+    private ComponentName mGestureBlockingActivity;
 
     @Override
     public void onCreate() {
@@ -250,6 +254,10 @@
 
         mDefaultDisplayId = getSystemService(WindowManager.class).getDefaultDisplay()
                 .getDisplayId();
+
+        String blockingActivity = getString(R.string.gesture_blocking_activity);
+        mGestureBlockingActivity = TextUtils.isEmpty(blockingActivity) ? null :
+                ComponentName.unflattenFromString(blockingActivity);
         sConnected = true;
     }
 
@@ -464,6 +472,9 @@
         } else if (ENABLE_QUICKSTEP_LIVE_TILE.get() &&
                 activityControl.isInLiveTileMode()) {
             base = OverviewInputConsumer.newInstance(activityControl, mInputMonitorCompat, false);
+        } else if (mGestureBlockingActivity != null && runningTaskInfo != null
+                && mGestureBlockingActivity.equals(runningTaskInfo.topActivity)) {
+            base = InputConsumer.NO_OP;
         } else {
             base = createOtherActivityInputConsumer(event, runningTaskInfo);
         }
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/WindowTransformSwipeHandler.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/WindowTransformSwipeHandler.java
index 2471f64..9c6102e 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/WindowTransformSwipeHandler.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/WindowTransformSwipeHandler.java
@@ -77,6 +77,7 @@
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.Interpolators;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.logging.UserEventDispatcher;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Direction;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
@@ -220,6 +221,8 @@
 
     protected Runnable mGestureEndCallback;
     protected GestureEndTarget mGestureEndTarget;
+    // Either RectFSpringAnim (if animating home) or ObjectAnimator (from mCurrentShift) otherwise
+    private RunningWindowAnim mRunningWindowAnim;
     private boolean mIsShelfPeeking;
     private DeviceProfile mDp;
     private int mTransitionDragLength;
@@ -531,8 +534,8 @@
         return TaskView.getCurveScaleForInterpolation(interpolation);
     }
 
-    public Consumer<MotionEvent> getRecentsViewDispatcher(boolean isTransposed) {
-        return mRecentsView != null ? mRecentsView.getEventDispatcher(isTransposed) : null;
+    public Consumer<MotionEvent> getRecentsViewDispatcher(RotationMode rotationMode) {
+        return mRecentsView != null ? mRecentsView.getEventDispatcher(rotationMode) : null;
     }
 
     @UiThread
@@ -805,7 +808,7 @@
 
     @UiThread
     private InputConsumer createNewInputProxyHandler() {
-        mCurrentShift.finishAnimation();
+        endRunningWindowAnim();
         if (mLauncherTransitionController != null) {
             mLauncherTransitionController.getAnimationPlayer().end();
         }
@@ -817,6 +820,12 @@
         return OverviewInputConsumer.newInstance(mActivityControlHelper, null, true);
     }
 
+    private void endRunningWindowAnim() {
+        if (mRunningWindowAnim != null) {
+            mRunningWindowAnim.end();
+        }
+    }
+
     @UiThread
     private void handleNormalGestureEnd(float endVelocity, boolean isFling, PointF velocity,
             boolean isCancel) {
@@ -898,12 +907,15 @@
             }
         }
 
+        if (endTarget.isLauncher) {
+            mRecentsAnimationWrapper.enableInputProxy();
+        }
+
         if (endTarget == HOME) {
             setShelfState(ShelfAnimState.CANCEL, LINEAR, 0);
             duration = Math.max(MIN_OVERSHOOT_DURATION, duration);
         } else if (endTarget == RECENTS) {
             mLiveTileOverlay.startIconAnimation();
-            mRecentsAnimationWrapper.enableInputProxy();
             if (mRecentsView != null) {
                 duration = Math.max(duration, mRecentsView.getScroller().getDuration());
             }
@@ -984,6 +996,7 @@
                 }
             });
             windowAnim.start(velocityPxPerMs);
+            mRunningWindowAnim = RunningWindowAnim.wrap(windowAnim);
             mLauncherTransitionController = null;
         } else {
             ValueAnimator windowAnim = mCurrentShift.animateToValue(start, end);
@@ -1002,6 +1015,7 @@
                 }
             });
             windowAnim.start();
+            mRunningWindowAnim = RunningWindowAnim.wrap(windowAnim);
         }
         // Always play the entire launcher animation when going home, since it is separate from
         // the animation that has been controlled thus far.
@@ -1113,7 +1127,7 @@
                         false /* animate */, true /* freezeTaskList */);
             });
         }
-        TOUCH_INTERACTION_LOG.addLog("finishRecentsAnimation", false);
+        TOUCH_INTERACTION_LOG.addLog("finishRecentsAnimation", true);
         doLogGesture(NEW_TASK);
         reset();
     }
@@ -1135,7 +1149,7 @@
     }
 
     private void invalidateHandler() {
-        mCurrentShift.finishAnimation();
+        endRunningWindowAnim();
 
         if (mGestureEndCallback != null) {
             mGestureEndCallback.run();
@@ -1283,4 +1297,16 @@
         return app.isNotInRecents
                 || app.activityType == RemoteAnimationTargetCompat.ACTIVITY_TYPE_HOME;
     }
+
+    private interface RunningWindowAnim {
+        void end();
+
+        static RunningWindowAnim wrap(Animator animator) {
+            return animator::end;
+        }
+
+        static RunningWindowAnim wrap(RectFSpringAnim rectFSpringAnim) {
+            return rectFSpringAnim::end;
+        }
+    }
 }
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/ClipAnimationHelper.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/ClipAnimationHelper.java
index cb2bf1f..3109921 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/ClipAnimationHelper.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/ClipAnimationHelper.java
@@ -31,11 +31,12 @@
 import android.os.Build;
 import android.os.RemoteException;
 
+import androidx.annotation.Nullable;
+
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.BaseDragLayer;
 import com.android.quickstep.RecentsModel;
 import com.android.quickstep.views.RecentsView;
@@ -50,8 +51,6 @@
 
 import java.util.function.BiFunction;
 
-import androidx.annotation.Nullable;
-
 /**
  * Utility class to handle window clip animation
  */
@@ -327,12 +326,14 @@
 
         float scale = mTargetRect.width() / mSourceRect.width();
         float insetProgress = (1 - progress);
+        float windowCornerRadius = mUseRoundedCornersOnWindows
+                ? mWindowCornerRadius : 0;
         ttv.drawOnCanvas(canvas,
                 -mSourceWindowClipInsets.left * insetProgress,
                 -mSourceWindowClipInsets.top * insetProgress,
                 ttv.getMeasuredWidth() + mSourceWindowClipInsets.right * insetProgress,
                 ttv.getMeasuredHeight() + mSourceWindowClipInsets.bottom * insetProgress,
-                Utilities.mapRange(progress, mWindowCornerRadius * scale, ttv.getCornerRadius()));
+                Utilities.mapRange(progress, windowCornerRadius * scale, ttv.getCornerRadius()));
     }
 
     public RectF getTargetRect() {
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/RectFSpringAnim.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/RectFSpringAnim.java
index 2edeb3a..7159e7c 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/RectFSpringAnim.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/RectFSpringAnim.java
@@ -23,6 +23,9 @@
 import android.graphics.RectF;
 import android.util.FloatProperty;
 
+import androidx.dynamicanimation.animation.DynamicAnimation.OnAnimationEndListener;
+import androidx.dynamicanimation.animation.FloatPropertyCompat;
+
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.FlingSpringAnim;
@@ -30,9 +33,6 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import androidx.dynamicanimation.animation.DynamicAnimation.OnAnimationEndListener;
-import androidx.dynamicanimation.animation.FloatPropertyCompat;
-
 /**
  * Applies spring forces to animate from a starting rect to a target rect,
  * while providing update callbacks to the caller.
@@ -98,6 +98,10 @@
     private float mCurrentCenterX;
     private float mCurrentCenterY;
     private float mCurrentScaleProgress;
+    private FlingSpringAnim mRectXAnim;
+    private FlingSpringAnim mRectYAnim;
+    private ValueAnimator mRectScaleAnim;
+    private boolean mAnimsStarted;
     private boolean mRectXAnimEnded;
     private boolean mRectYAnimEnded;
     private boolean mRectScaleAnimEnded;
@@ -127,15 +131,15 @@
             mRectYAnimEnded = true;
             maybeOnEnd();
         });
-        FlingSpringAnim rectXAnim = new FlingSpringAnim(this, RECT_CENTER_X, mCurrentCenterX,
+        mRectXAnim = new FlingSpringAnim(this, RECT_CENTER_X, mCurrentCenterX,
                 mTargetRect.centerX(), velocityPxPerMs.x * 1000, onXEndListener);
-        FlingSpringAnim rectYAnim = new FlingSpringAnim(this, RECT_CENTER_Y, mCurrentCenterY,
+        mRectYAnim = new FlingSpringAnim(this, RECT_CENTER_Y, mCurrentCenterY,
                 mTargetRect.centerY(), velocityPxPerMs.y * 1000, onYEndListener);
 
-        ValueAnimator rectScaleAnim = ObjectAnimator.ofPropertyValuesHolder(this,
+        mRectScaleAnim = ObjectAnimator.ofPropertyValuesHolder(this,
                 PropertyValuesHolder.ofFloat(RECT_SCALE_PROGRESS, 1))
                 .setDuration(RECT_SCALE_DURATION);
-        rectScaleAnim.addListener(new AnimationSuccessListener() {
+        mRectScaleAnim.addListener(new AnimationSuccessListener() {
             @Override
             public void onAnimationSuccess(Animator animator) {
                 mRectScaleAnimEnded = true;
@@ -143,14 +147,23 @@
             }
         });
 
-        rectXAnim.start();
-        rectYAnim.start();
-        rectScaleAnim.start();
+        mRectXAnim.start();
+        mRectYAnim.start();
+        mRectScaleAnim.start();
+        mAnimsStarted = true;
         for (Animator.AnimatorListener animatorListener : mAnimatorListeners) {
             animatorListener.onAnimationStart(null);
         }
     }
 
+    public void end() {
+        if (mAnimsStarted) {
+            mRectXAnim.end();
+            mRectYAnim.end();
+            mRectScaleAnim.end();
+        }
+    }
+
     private void onUpdate() {
         if (!mOnUpdateListeners.isEmpty()) {
             float currentWidth = Utilities.mapRange(mCurrentScaleProgress, mStartRect.width(),
@@ -166,7 +179,8 @@
     }
 
     private void maybeOnEnd() {
-        if (mRectXAnimEnded && mRectYAnimEnded && mRectScaleAnimEnded) {
+        if (mAnimsStarted && mRectXAnimEnded && mRectYAnimEnded && mRectScaleAnimEnded) {
+            mAnimsStarted = false;
             for (Animator.AnimatorListener animatorListener : mAnimatorListeners) {
                 animatorListener.onAnimationEnd(null);
             }
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/TaskViewDrawable.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/TaskViewDrawable.java
index 10283bf..bb41e5d 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/TaskViewDrawable.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/TaskViewDrawable.java
@@ -25,6 +25,7 @@
 import android.util.FloatProperty;
 import android.view.View;
 
+import com.android.launcher3.BaseActivity;
 import com.android.launcher3.Utilities;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.TaskThumbnailView;
@@ -52,7 +53,7 @@
 
     private final RecentsView mParent;
     private final View mIconView;
-    private final int[] mIconPos;
+    private final float[] mIconPos;
     private final TaskView mTaskView;
 
     private final TaskThumbnailView mThumbnailView;
@@ -68,13 +69,15 @@
         mParent = parent;
         mTaskView = tv;
         mIconView = tv.getIconView();
-        mIconPos = new int[2];
+        mIconPos = new float[2];
         mIconScale = mIconView.getScaleX();
         Utilities.getDescendantCoordRelativeToAncestor(mIconView, parent, mIconPos, true);
 
         mThumbnailView = tv.getThumbnail();
         mClipAnimationHelper = new ClipAnimationHelper(parent.getContext());
         mClipAnimationHelper.fromTaskThumbnailView(mThumbnailView, parent);
+        mClipAnimationHelper.prepareAnimation(
+                BaseActivity.fromContext(tv.getContext()).getDeviceProfile(), true /* isOpening */);
     }
 
     public void setProgress(float progress) {
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
index 2fdfda1..b5f90a5 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
@@ -83,6 +83,7 @@
 import com.android.launcher3.anim.PropertyListBuilder;
 import com.android.launcher3.anim.SpringObjectAnimator;
 import com.android.launcher3.config.FeatureFlags;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Direction;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
@@ -1641,10 +1642,10 @@
         return mClearAllButton;
     }
 
-    public Consumer<MotionEvent> getEventDispatcher(boolean isTransposed) {
-        if (isTransposed) {
+    public Consumer<MotionEvent> getEventDispatcher(RotationMode rotationMode) {
+        if (rotationMode.isTransposed) {
             Matrix transform = new Matrix();
-            transform.setRotate(90);
+            transform.setRotate(-rotationMode.surfaceRotation);
 
             if (getWidth() > 0 && getHeight() > 0) {
                 float scale = ((float) getWidth()) / getHeight();
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskThumbnailView.java
index 1117855..9af599b 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -210,9 +210,9 @@
                 mCurrentDrawnCornerRadius);
     }
 
-    public Rect getInsetsToDrawInFullscreen() {
-        // Don't show insets in the wrong orientation.
-        return mIsRotated ? EMPTY_RECT : mScaledInsets;
+    public Rect getInsetsToDrawInFullscreen(boolean isMultiWindowMode) {
+        // Don't show insets in the wrong orientation or in multi window mode.
+        return mIsRotated || isMultiWindowMode ? EMPTY_RECT : mScaledInsets;
     }
 
     public void setCurrentDrawnInsetsAndRadius(Rect insets, float radius) {
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskView.java
index 7f32b84..6cd46d9 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskView.java
@@ -18,7 +18,6 @@
 
 import static android.widget.Toast.LENGTH_SHORT;
 
-import static com.android.launcher3.BaseActivity.fromContext;
 import static com.android.launcher3.QuickstepAppTransitionManagerImpl.RECENTS_LAUNCH_DURATION;
 import static com.android.launcher3.anim.Interpolators.FAST_OUT_SLOW_IN;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
@@ -71,6 +70,7 @@
 import com.android.systemui.shared.system.ActivityOptionsCompat;
 import com.android.systemui.shared.system.QuickStepContract;
 
+import java.util.Collections;
 import java.util.List;
 import java.util.function.Consumer;
 
@@ -99,6 +99,9 @@
     public static final long SCALE_ICON_DURATION = 120;
     private static final long DIM_ANIM_DURATION = 700;
 
+    private static final List<Rect> SYSTEM_GESTURE_EXCLUSION_RECT =
+            Collections.singletonList(new Rect());
+
     public static final Property<TaskView, Float> ZOOM_SCALE =
             new FloatProperty<TaskView>("zoomScale") {
                 @Override
@@ -164,8 +167,9 @@
     private float mZoomScale;
     private float mFullscreenProgress;
     private final Rect mCurrentDrawnInsets = new Rect();
-    private float mCornerRadius;
-    private float mWindowCornerRadius;
+    private final float mCornerRadius;
+    private final float mWindowCornerRadius;
+    private final BaseDraggingActivity mActivity;
 
     private ObjectAnimator mIconAndDimAnimator;
     private float mIconScaleAnimStartProgress = 0;
@@ -187,6 +191,7 @@
 
     public TaskView(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
+        mActivity = BaseDraggingActivity.fromContext(context);
         setOnClickListener((view) -> {
             if (getTask() == null) {
                 return;
@@ -201,10 +206,10 @@
                 launchTask(true /* animate */);
             }
 
-            fromContext(context).getUserEventDispatcher().logTaskLaunchOrDismiss(
+            mActivity.getUserEventDispatcher().logTaskLaunchOrDismiss(
                     Touch.TAP, Direction.NONE, getRecentsView().indexOfChild(this),
                     TaskUtils.getLaunchComponentKeyForTask(getTask().key));
-            fromContext(context).getStatsLogManager().logTaskLaunch(getRecentsView(),
+            mActivity.getStatsLogManager().logTaskLaunch(getRecentsView(),
                     TaskUtils.getLaunchComponentKeyForTask(getTask().key));
         });
         mCornerRadius = TaskCornerRadius.get(context);
@@ -303,8 +308,7 @@
         if (mTask != null) {
             final ActivityOptions opts;
             if (animate) {
-                opts = ((BaseDraggingActivity) fromContext(getContext()))
-                        .getActivityLaunchOptions(this);
+                opts = mActivity.getActivityLaunchOptions(this);
                 if (freezeTaskList) {
                     ActivityOptionsCompat.setFreezeRecentTasksList(opts);
                 }
@@ -492,6 +496,10 @@
         super.onLayout(changed, left, top, right, bottom);
         setPivotX((right - left) * 0.5f);
         setPivotY(mSnapshotView.getTop() + mSnapshotView.getHeight() * 0.5f);
+        if (Utilities.ATLEAST_Q) {
+            SYSTEM_GESTURE_EXCLUSION_RECT.get(0).set(0, 0, getWidth(), getHeight());
+            setSystemGestureExclusionRects(SYSTEM_GESTURE_EXCLUSION_RECT);
+        }
     }
 
     public static float getCurveScaleForInterpolation(float linearInterpolation) {
@@ -564,13 +572,12 @@
                         getContext().getText(R.string.accessibility_close_task)));
 
         final Context context = getContext();
-        final BaseDraggingActivity activity = fromContext(context);
         final List<TaskSystemShortcut> shortcuts =
                 mSnapshotView.getTaskOverlay().getEnabledShortcuts(this);
         final int count = shortcuts.size();
         for (int i = 0; i < count; ++i) {
             final TaskSystemShortcut menuOption = shortcuts.get(i);
-            OnClickListener onClickListener = menuOption.getOnClickListener(activity, this);
+            OnClickListener onClickListener = menuOption.getOnClickListener(mActivity, this);
             if (onClickListener != null) {
                 info.addAction(menuOption.createAccessibilityAction(context));
             }
@@ -610,8 +617,7 @@
         for (int i = 0; i < count; ++i) {
             final TaskSystemShortcut menuOption = shortcuts.get(i);
             if (menuOption.hasHandlerForAction(action)) {
-                OnClickListener onClickListener = menuOption.getOnClickListener(
-                        fromContext(getContext()), this);
+                OnClickListener onClickListener = menuOption.getOnClickListener(mActivity, this);
                 if (onClickListener != null) {
                     onClickListener.onClick(this);
                 }
@@ -651,13 +657,15 @@
         setClipToPadding(!isFullscreen);
 
         TaskThumbnailView thumbnail = getThumbnail();
-        Rect insets = thumbnail.getInsetsToDrawInFullscreen();
+        boolean isMultiWindowMode = mActivity.getDeviceProfile().isMultiWindowMode;
+        Rect insets = thumbnail.getInsetsToDrawInFullscreen(isMultiWindowMode);
         mCurrentDrawnInsets.set((int) (insets.left * mFullscreenProgress),
                 (int) (insets.top * mFullscreenProgress),
                 (int) (insets.right * mFullscreenProgress),
                 (int) (insets.bottom * mFullscreenProgress));
+        float fullscreenCornerRadius = isMultiWindowMode ? 0 : mWindowCornerRadius;
         float cornerRadius = Utilities.mapRange(mFullscreenProgress, mCornerRadius,
-                mWindowCornerRadius) / getRecentsView().getScaleX();
+                fullscreenCornerRadius) / getRecentsView().getScaleX();
 
         thumbnail.setCurrentDrawnInsetsAndRadius(mCurrentDrawnInsets, cornerRadius);
         mOutlineProvider.setCurrentDrawnInsetsAndRadius(mCurrentDrawnInsets, cornerRadius);
diff --git a/quickstep/res/values/config.xml b/quickstep/res/values/config.xml
index 95aea43..e84543b 100644
--- a/quickstep/res/values/config.xml
+++ b/quickstep/res/values/config.xml
@@ -18,6 +18,9 @@
 
     <string name="overview_callbacks_class" translatable="false"></string>
 
+    <!-- Activity which blocks home gesture -->
+    <string name="gesture_blocking_activity" translatable="false"></string>
+
     <string name="user_event_dispatcher_class" translatable="false">com.android.quickstep.logging.UserEventDispatcherExtension</string>
 
     <string name="stats_log_manager_class" translatable="false">com.android.quickstep.logging.StatsLogCompatManager</string>
diff --git a/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java b/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
index a8666f9..e1a115a 100644
--- a/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
+++ b/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
@@ -408,7 +408,7 @@
      */
     private ValueAnimator getOpeningWindowAnimators(View v, RemoteAnimationTargetCompat[] targets,
             Rect windowTargetBounds, boolean toggleVisibility) {
-        Rect bounds = new Rect();
+        RectF bounds = new RectF();
         mFloatingView = FloatingIconView.getFloatingIconView(mLauncher, v, toggleVisibility,
                 bounds, true /* isOpening */, mFloatingView);
         Rect crop = new Rect();
@@ -423,8 +423,8 @@
         // Scale the app icon to take up the entire screen. This simplifies the math when
         // animating the app window position / scale.
         float smallestSize = Math.min(windowTargetBounds.height(), windowTargetBounds.width());
-        float maxScaleX = smallestSize / (float) bounds.width();
-        float maxScaleY = smallestSize / (float) bounds.height();
+        float maxScaleX = smallestSize / bounds.width();
+        float maxScaleY = smallestSize / bounds.height();
         float scale = Math.max(maxScaleX, maxScaleY);
         float startScale = 1f;
         if (v instanceof BubbleTextView && !(v.getParent() instanceof DeepShortcutView)) {
diff --git a/quickstep/src/com/android/quickstep/TestInformationProvider.java b/quickstep/src/com/android/quickstep/TestInformationProvider.java
index a948570..b37ddda 100644
--- a/quickstep/src/com/android/quickstep/TestInformationProvider.java
+++ b/quickstep/src/com/android/quickstep/TestInformationProvider.java
@@ -111,14 +111,6 @@
                     response.putInt(TestProtocol.TEST_INFO_RESPONSE_FIELD, (int) distance);
                     break;
                 }
-
-                case TestProtocol.REQUEST_ENABLE_DRAG_LOGGING:
-                    TestProtocol.sDebugTracing = true;
-                    break;
-
-                case TestProtocol.REQUEST_DISABLE_DRAG_LOGGING:
-                    TestProtocol.sDebugTracing = false;
-                    break;
             }
             return response;
         }
diff --git a/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java b/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
index e6dbf87..e028fcd 100644
--- a/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
+++ b/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
@@ -27,6 +27,9 @@
 import android.os.Process;
 import android.view.View;
 
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.appprediction.PredictionRowView;
@@ -44,9 +47,6 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import androidx.test.filters.LargeTest;
-import androidx.test.runner.AndroidJUnit4;
-
 @LargeTest
 @RunWith(AndroidJUnit4.class)
 public class AppPredictionsUITests extends AbstractQuickStepTest {
@@ -85,7 +85,6 @@
      * Test that prediction UI is updated as soon as we get predictions from the system
      */
     @Test
-    @Ignore // b/131188880
     public void testPredictionExistsInAllApps() {
         mActivityMonitor.startLauncher();
         mLauncher.pressHome().switchToAllApps();
@@ -101,7 +100,6 @@
      * Test that prediction update is deferred if it is already visible
      */
     @Test
-    @Ignore // b/131188880
     public void testPredictionsDeferredUntilHome() {
         mActivityMonitor.startLauncher();
         sendPredictionUpdate(mSampleApp1, mSampleApp2);
@@ -119,6 +117,7 @@
     }
 
     @Test
+    @Ignore
     public void testPredictionsDisabled() {
         mActivityMonitor.startLauncher();
         sendPredictionUpdate();
diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index c6fd906..ccd9e25 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -36,6 +36,7 @@
 import com.android.launcher3.shortcuts.DeepShortcutManager;
 import com.android.launcher3.uioverrides.DisplayRotationListener;
 import com.android.launcher3.uioverrides.WallpaperColorInfo;
+import com.android.launcher3.util.Themes;
 
 import androidx.annotation.Nullable;
 
@@ -69,7 +70,7 @@
         // Update theme
         WallpaperColorInfo wallpaperColorInfo = WallpaperColorInfo.getInstance(this);
         wallpaperColorInfo.addOnChangeListener(this);
-        int themeRes = getThemeRes(wallpaperColorInfo);
+        int themeRes = Themes.getActivityThemeRes(this);
         if (themeRes != mThemeRes) {
             mThemeRes = themeRes;
             setTheme(themeRes);
@@ -88,31 +89,11 @@
     }
 
     private void updateTheme() {
-        WallpaperColorInfo wallpaperColorInfo = WallpaperColorInfo.getInstance(this);
-        if (mThemeRes != getThemeRes(wallpaperColorInfo)) {
+        if (mThemeRes != Themes.getActivityThemeRes(this)) {
             recreate();
         }
     }
 
-    protected int getThemeRes(WallpaperColorInfo wallpaperColorInfo) {
-        boolean darkTheme;
-        if (Utilities.ATLEAST_Q) {
-            Configuration configuration = getResources().getConfiguration();
-            int nightMode = configuration.uiMode & Configuration.UI_MODE_NIGHT_MASK;
-            darkTheme = nightMode == Configuration.UI_MODE_NIGHT_YES;
-        } else {
-            darkTheme = wallpaperColorInfo.isDark();
-        }
-
-        if (darkTheme) {
-            return wallpaperColorInfo.supportsDarkText() ?
-                    R.style.AppTheme_Dark_DarkText : R.style.AppTheme_Dark;
-        } else {
-            return wallpaperColorInfo.supportsDarkText() ?
-                    R.style.AppTheme_DarkText : R.style.AppTheme;
-        }
-    }
-
     @Override
     public void onActionModeStarted(ActionMode mode) {
         super.onActionModeStarted(mode);
diff --git a/src/com/android/launcher3/BaseRecyclerView.java b/src/com/android/launcher3/BaseRecyclerView.java
index f300ef7..c84be4d 100644
--- a/src/com/android/launcher3/BaseRecyclerView.java
+++ b/src/com/android/launcher3/BaseRecyclerView.java
@@ -123,12 +123,12 @@
      * @param ev MotionEvent in {@param eventSource}
      */
     public boolean shouldContainerScroll(MotionEvent ev, View eventSource) {
-        int[] point = new int[2];
-        point[0] = (int) ev.getX();
-        point[1] = (int) ev.getY();
+        float[] point = new float[2];
+        point[0] = ev.getX();
+        point[1] = ev.getY();
         Utilities.mapCoordInSelfToDescendant(mScrollbar, eventSource, point);
         // IF the MotionEvent is inside the thumb, container should not be pulled down.
-        if (mScrollbar.shouldBlockIntercept(point[0], point[1])) {
+        if (mScrollbar.shouldBlockIntercept((int) point[0], (int) point[1])) {
             return false;
         }
 
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index 3611ad4..8291acc 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -142,7 +142,6 @@
     public BubbleTextView(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
         mActivity = ActivityContext.lookupContext(context);
-        DeviceProfile grid = mActivity.getDeviceProfile();
         mSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop();
 
         TypedArray a = context.obtainStyledAttributes(attrs,
@@ -150,18 +149,24 @@
         mLayoutHorizontal = a.getBoolean(R.styleable.BubbleTextView_layoutHorizontal, false);
 
         int display = a.getInteger(R.styleable.BubbleTextView_iconDisplay, DISPLAY_WORKSPACE);
-        int defaultIconSize = grid.iconSizePx;
+        final int defaultIconSize;
         if (display == DISPLAY_WORKSPACE) {
+            DeviceProfile grid = mActivity.getWallpaperDeviceProfile();
             setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.iconTextSizePx);
             setCompoundDrawablePadding(grid.iconDrawablePaddingPx);
+            defaultIconSize = grid.iconSizePx;
         } else if (display == DISPLAY_ALL_APPS) {
+            DeviceProfile grid = mActivity.getDeviceProfile();
             setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.allAppsIconTextSizePx);
             setCompoundDrawablePadding(grid.allAppsIconDrawablePaddingPx);
             defaultIconSize = grid.allAppsIconSizePx;
         } else if (display == DISPLAY_FOLDER) {
+            DeviceProfile grid = mActivity.getDeviceProfile();
             setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.folderChildTextSizePx);
             setCompoundDrawablePadding(grid.folderChildDrawablePaddingPx);
             defaultIconSize = grid.folderChildIconSizePx;
+        } else {
+            defaultIconSize = mActivity.getDeviceProfile().iconSizePx;
         }
         mCenterVertically = a.getBoolean(R.styleable.BubbleTextView_centerVertically, false);
 
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 9d9a639..fe6bbc0 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -57,12 +57,14 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.folder.PreviewBackground;
 import com.android.launcher3.graphics.DragPreviewProvider;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.util.CellAndSpan;
 import com.android.launcher3.util.GridOccupancy;
 import com.android.launcher3.util.ParcelableSparseArray;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.util.Thunk;
 import com.android.launcher3.views.ActivityContext;
+import com.android.launcher3.views.Transposable;
 import com.android.launcher3.widget.LauncherAppWidgetHostView;
 
 import java.lang.annotation.Retention;
@@ -76,7 +78,7 @@
 import androidx.annotation.IntDef;
 import androidx.core.view.ViewCompat;
 
-public class CellLayout extends ViewGroup {
+public class CellLayout extends ViewGroup implements Transposable {
     public static final int WORKSPACE_ACCESSIBILITY_DRAG = 2;
     public static final int FOLDER_ACCESSIBILITY_DRAG = 1;
 
@@ -182,6 +184,7 @@
     // Related to accessible drag and drop
     private DragAndDropAccessibilityDelegate mTouchHelper;
     private boolean mUseTouchHelper = false;
+    private RotationMode mRotationMode = RotationMode.NORMAL;
 
     public CellLayout(Context context) {
         this(context, null);
@@ -203,7 +206,7 @@
         setClipToPadding(false);
         mActivity = ActivityContext.lookupContext(context);
 
-        DeviceProfile grid = mActivity.getDeviceProfile();
+        DeviceProfile grid = mActivity.getWallpaperDeviceProfile();
 
         mCellWidth = mCellHeight = -1;
         mFixedCellWidth = mFixedCellHeight = -1;
@@ -317,6 +320,24 @@
         }
     }
 
+    public void setRotationMode(RotationMode mode) {
+        if (mRotationMode != mode) {
+            mRotationMode = mode;
+            requestLayout();
+        }
+    }
+
+    @Override
+    public RotationMode getRotationMode() {
+        return mRotationMode;
+    }
+
+    @Override
+    public void setPadding(int left, int top, int right, int bottom) {
+        mRotationMode.mapRect(left, top, right, bottom, mTempRect);
+        super.setPadding(mTempRect.left, mTempRect.top, mTempRect.right, mTempRect.bottom);
+    }
+
     @Override
     public boolean dispatchHoverEvent(MotionEvent event) {
         // Always attempt to dispatch hover events to accessibility first.
@@ -745,6 +766,14 @@
         int heightSize =  MeasureSpec.getSize(heightMeasureSpec);
         int childWidthSize = widthSize - (getPaddingLeft() + getPaddingRight());
         int childHeightSize = heightSize - (getPaddingTop() + getPaddingBottom());
+
+        mShortcutsAndWidgets.setRotation(mRotationMode.surfaceRotation);
+        if (mRotationMode.isTransposed) {
+            int tmp = childWidthSize;
+            childWidthSize = childHeightSize;
+            childHeightSize = tmp;
+        }
+
         if (mFixedCellWidth < 0 || mFixedCellHeight < 0) {
             int cw = DeviceProfile.calculateCellWidth(childWidthSize, mCountX);
             int ch = DeviceProfile.calculateCellHeight(childHeightSize, mCountY);
@@ -787,7 +816,6 @@
         int top = getPaddingTop();
         int bottom = b - t - getPaddingBottom();
 
-        mShortcutsAndWidgets.layout(left, top, right, bottom);
         // Expand the background drawing bounds by the padding baked into the background drawable
         mBackground.getPadding(mTempRect);
         mBackground.setBounds(
@@ -795,6 +823,16 @@
                 top - mTempRect.top - getPaddingTop(),
                 right + mTempRect.right + getPaddingRight(),
                 bottom + mTempRect.bottom + getPaddingBottom());
+
+        if (mRotationMode.isTransposed) {
+            int halfW = mShortcutsAndWidgets.getMeasuredWidth() / 2;
+            int halfH = mShortcutsAndWidgets.getMeasuredHeight() / 2;
+            int cX = (left + right) / 2;
+            int cY = (top + bottom) / 2;
+            mShortcutsAndWidgets.layout(cX - halfW, cY - halfH, cX + halfW, cY + halfH);
+        } else {
+            mShortcutsAndWidgets.layout(left, top, right, bottom);
+        }
     }
 
     /**
@@ -929,7 +967,7 @@
             if (resize) {
                 cellToRect(cellX, cellY, spanX, spanY, r);
                 if (v instanceof LauncherAppWidgetHostView) {
-                    DeviceProfile profile = mActivity.getDeviceProfile();
+                    DeviceProfile profile = mActivity.getWallpaperDeviceProfile();
                     Utilities.shrinkRect(r, profile.appWidgetScale.x, profile.appWidgetScale.y);
                 }
             } else {
diff --git a/src/com/android/launcher3/CheckLongPressHelper.java b/src/com/android/launcher3/CheckLongPressHelper.java
index b86e7c0..639c173 100644
--- a/src/com/android/launcher3/CheckLongPressHelper.java
+++ b/src/com/android/launcher3/CheckLongPressHelper.java
@@ -33,20 +33,12 @@
 
     class CheckForLongPress implements Runnable {
         public void run() {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "CheckForLongPress1");
-            }
             if ((mView.getParent() != null) && mView.hasWindowFocus()
                     && !mHasPerformedLongPress) {
                 boolean handled;
                 if (mListener != null) {
                     handled = mListener.onLongClick(mView);
                 } else {
-                    if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                        android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                                "CheckForLongPress2");
-                    }
                     handled = mView.performLongClick();
                 }
                 if (handled) {
@@ -81,21 +73,11 @@
         }
         mView.postDelayed(mPendingCheckForLongPress,
                 (long) (ViewConfiguration.getLongPressTimeout() * mLongPressTimeoutFactor));
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "postCheckForLongPress: " + ViewConfiguration.getLongPressTimeout() + " "
-                            + mLongPressTimeoutFactor);
-        }
     }
 
     public void cancelLongPress() {
         mHasPerformedLongPress = false;
         if (mPendingCheckForLongPress != null) {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "cancelLongPress @ " + android.util.Log.getStackTraceString(
-                                new Throwable()));
-            }
             mView.removeCallbacks(mPendingCheckForLongPress);
             mPendingCheckForLongPress = null;
         }
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 6a3a26f..c0affb9 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -419,6 +419,10 @@
         updateWorkspacePadding();
     }
 
+    /**
+     * The current device insets. This is generally same as the insets being dispatched to
+     * {@link Insettable} elements, but can differ if the element is using a different profile.
+     */
     public Rect getInsets() {
         return mInsets;
     }
@@ -582,45 +586,6 @@
         }
     }
 
-    /**
-     * Gets an item's location on the home screen. This is useful if the home screen
-     * is animating, otherwise use {@link View#getLocationOnScreen(int[])}.
-     * @param pageDiff The page difference relative to the current page.
-     */
-    public void getItemLocation(int cellX, int cellY, int spanX, int spanY, int container,
-            int pageDiff, Rect outBounds) {
-        outBounds.setEmpty();
-        if (container == CONTAINER_HOTSEAT) {
-            final int actualHotseatCellHeight;
-            if (isVerticalBarLayout()) {
-                actualHotseatCellHeight = availableHeightPx / inv.numRows;
-                if (mIsSeascape) {
-                    outBounds.left = mHotseatPadding.left;
-                } else {
-                    outBounds.left = availableWidthPx - hotseatBarSizePx + mHotseatPadding.left;
-                }
-                outBounds.right = outBounds.left + iconSizePx;
-                outBounds.top = mHotseatPadding.top
-                        + actualHotseatCellHeight * (inv.numRows - cellX - 1);
-                outBounds.bottom = outBounds.top + actualHotseatCellHeight;
-            } else {
-                actualHotseatCellHeight = hotseatBarSizePx - hotseatBarBottomPaddingPx
-                        - hotseatBarTopPaddingPx;
-                outBounds.left = mInsets.left + workspacePadding.left + cellLayoutPaddingLeftRightPx
-                        + (cellX * getCellSize().x);
-                outBounds.right = outBounds.left + getCellSize().x;
-                outBounds.top = mInsets.top + availableHeightPx - hotseatBarSizePx;
-                outBounds.bottom = outBounds.top + actualHotseatCellHeight;
-            }
-        } else {
-            outBounds.left = mInsets.left + workspacePadding.left + cellLayoutPaddingLeftRightPx
-                    + (cellX * getCellSize().x) + (pageDiff * availableWidthPx);
-            outBounds.right = outBounds.left + (getCellSize().x * spanX);
-            outBounds.top = mInsets.top + workspacePadding.top + (cellY * getCellSize().y);
-            outBounds.bottom = outBounds.top + (getCellSize().y * spanY);
-        }
-    }
-
     private static Context getContext(Context c, int orientation) {
         Configuration context = new Configuration(c.getResources().getConfiguration());
         context.orientation = orientation;
diff --git a/src/com/android/launcher3/DropTargetBar.java b/src/com/android/launcher3/DropTargetBar.java
index 0543e8d..ca001a3 100644
--- a/src/com/android/launcher3/DropTargetBar.java
+++ b/src/com/android/launcher3/DropTargetBar.java
@@ -204,7 +204,7 @@
         return visibleCount;
     }
 
-    private void animateToVisibility(boolean isVisible) {
+    public void animateToVisibility(boolean isVisible) {
         if (mVisible != isVisible) {
             mVisible = isVisible;
 
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index 4da7907..00acdcd 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -26,11 +26,13 @@
 import android.view.ViewGroup;
 import android.widget.FrameLayout;
 
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.logging.StatsLogUtils.LogContainerProvider;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
+import com.android.launcher3.views.Transposable;
 
-public class Hotseat extends CellLayout implements LogContainerProvider, Insettable {
+public class Hotseat extends CellLayout implements LogContainerProvider, Insettable, Transposable {
 
     @ViewDebug.ExportedProperty(category = "launcher")
     private boolean mHasVerticalHotseat;
@@ -77,7 +79,8 @@
     @Override
     public void setInsets(Rect insets) {
         FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
-        DeviceProfile grid = mActivity.getDeviceProfile();
+        DeviceProfile grid = mActivity.getWallpaperDeviceProfile();
+        insets = grid.getInsets();
 
         if (grid.isVerticalBarLayout()) {
             lp.height = ViewGroup.LayoutParams.MATCH_PARENT;
@@ -105,4 +108,9 @@
         // Don't let if follow through to workspace
         return true;
     }
+
+    @Override
+    public RotationMode getRotationMode() {
+        return Launcher.getLauncher(getContext()).getRotationMode();
+    }
 }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index fda674f..417c5a2 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -53,6 +53,7 @@
 import android.content.res.Configuration;
 import android.database.sqlite.SQLiteDatabase;
 import android.graphics.Point;
+import android.graphics.Rect;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
@@ -71,6 +72,7 @@
 import android.view.Menu;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.WindowManager;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.animation.OvershootInterpolator;
 import android.widget.Toast;
@@ -93,6 +95,7 @@
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.folder.FolderIconPreviewVerifier;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.icons.IconCache;
 import com.android.launcher3.keyboard.CustomActionsPopup;
 import com.android.launcher3.keyboard.ViewGroupFocusHelper;
@@ -272,6 +275,9 @@
 
     private float mCurrentAssistantVisibility = 0f;
 
+    private DeviceProfile mStableDeviceProfile;
+    private RotationMode mRotationMode = RotationMode.NORMAL;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         RaceConditionTracker.onEvent(ON_CREATE_EVT, ENTER);
@@ -390,6 +396,12 @@
                 }
             }
         });
+
+        if (FeatureFlags.FAKE_LANDSCAPE_UI.get()) {
+            WindowManager.LayoutParams lp = getWindow().getAttributes();
+            lp.rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_SEAMLESS;
+            getWindow().setAttributes(lp);
+        }
     }
 
     @Override
@@ -418,6 +430,10 @@
 
     @Override
     protected void reapplyUi() {
+        if (FeatureFlags.FAKE_LANDSCAPE_UI.get()) {
+            mRotationMode = mStableDeviceProfile == null ? RotationMode.NORMAL :
+                    (mDeviceProfile.isSeascape() ? RotationMode.SEASCAPE : RotationMode.LANDSCAPE);
+        }
         getRootView().dispatchInsets();
         getStateManager().reapplyState(true /* cancelCurrentAnimation */);
     }
@@ -469,8 +485,41 @@
             display.getSize(mwSize);
             mDeviceProfile = mDeviceProfile.getMultiWindowProfile(this, mwSize);
         }
+
+        if (FeatureFlags.FAKE_LANDSCAPE_UI.get() && mDeviceProfile.isVerticalBarLayout()
+                && !mDeviceProfile.isMultiWindowMode) {
+            mStableDeviceProfile = mDeviceProfile.inv.portraitProfile;
+            mRotationMode = mDeviceProfile.isSeascape()
+                    ? RotationMode.SEASCAPE : RotationMode.LANDSCAPE;
+        } else {
+            mStableDeviceProfile = null;
+            mRotationMode = RotationMode.NORMAL;
+        }
+
         onDeviceProfileInitiated();
-        mModelWriter = mModel.getWriter(mDeviceProfile.isVerticalBarLayout(), true);
+        mModelWriter = mModel.getWriter(getWallpaperDeviceProfile().isVerticalBarLayout(), true);
+    }
+
+    public void updateInsets(Rect insets) {
+        mDeviceProfile.updateInsets(insets);
+        if (mStableDeviceProfile != null) {
+            mStableDeviceProfile.updateInsets(insets);
+        }
+    }
+
+    @Override
+    public RotationMode getRotationMode() {
+        return mRotationMode;
+    }
+
+    /**
+     * Device profile to be used by UI elements which are shown directly on top of the wallpaper
+     * and whose presentation is tied to the wallpaper (and physical device) and not the activity
+     * configuration.
+     */
+    @Override
+    public DeviceProfile getWallpaperDeviceProfile() {
+        return mStableDeviceProfile == null ? mDeviceProfile : mStableDeviceProfile;
     }
 
     public RotationHelper getRotationHelper() {
@@ -879,7 +928,7 @@
         super.onPause();
         mDragController.cancelDrag();
         mDragController.resetLastGestureUpTime();
-
+        mDropTargetBar.animateToVisibility(false);
         if (mLauncherCallbacks != null) {
             mLauncherCallbacks.onPause();
         }
@@ -1812,7 +1861,7 @@
         mAppWidgetHost.clearViews();
 
         if (mHotseat != null) {
-            mHotseat.resetLayout(mDeviceProfile.isVerticalBarLayout());
+            mHotseat.resetLayout(getWallpaperDeviceProfile().isVerticalBarLayout());
         }
         TraceHelper.endSection("startBinding");
     }
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index e788ceb..e7b4ff4 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -213,7 +213,6 @@
         synchronized (mLock) {
             Preconditions.assertUIThread();
             mCallbacks = new WeakReference<>(callbacks);
-            android.util.Log.d("b/131170582", "mCallbacks = " + mCallbacks);
         }
     }
 
@@ -331,7 +330,6 @@
             // Stop any existing loaders first, so they don't set mModelLoaded to true later
             stopLoader();
             mModelLoaded = false;
-            android.util.Log.d("b/131170582", "1 mModelLoaded = " + mModelLoaded);
         }
 
         // Start the loader if launcher is already running, otherwise the loader will run,
@@ -392,7 +390,6 @@
         synchronized (mLock) {
             LoaderTask oldTask = mLoaderTask;
             mLoaderTask = null;
-            android.util.Log.d("b/131170582", "1 mLoaderTask = " + mLoaderTask);
             if (oldTask != null) {
                 oldTask.stopLocked();
             }
@@ -403,7 +400,6 @@
         synchronized (mLock) {
             stopLoader();
             mLoaderTask = new LoaderTask(mApp, mBgAllAppsList, sBgDataModel, results);
-            android.util.Log.d("b/131170582", "2 mLoaderTask = " + mLoaderTask);
             runOnWorkerThread(mLoaderTask);
         }
     }
@@ -448,7 +444,6 @@
                 mTask = task;
                 mIsLoaderTaskRunning = true;
                 mModelLoaded = false;
-                android.util.Log.d("b/131170582", "2 mModelLoaded = " + mModelLoaded);
             }
         }
 
@@ -456,7 +451,6 @@
             synchronized (mLock) {
                 // Everything loaded bind the data.
                 mModelLoaded = true;
-                android.util.Log.d("b/131170582", "3 mModelLoaded = " + mModelLoaded);
             }
         }
 
@@ -466,7 +460,6 @@
                 // If we are still the last one to be scheduled, remove ourselves.
                 if (mLoaderTask == mTask) {
                     mLoaderTask = null;
-                    android.util.Log.d("b/131170582", "3 mLoaderTask = " + mLoaderTask);
                 }
                 mIsLoaderTaskRunning = false;
             }
diff --git a/src/com/android/launcher3/LauncherRootView.java b/src/com/android/launcher3/LauncherRootView.java
index 90e673b..20eec05 100644
--- a/src/com/android/launcher3/LauncherRootView.java
+++ b/src/com/android/launcher3/LauncherRootView.java
@@ -81,7 +81,7 @@
                 UI_STATE_ROOT_VIEW, drawInsetBar ? FLAG_DARK_NAV : 0);
 
         // Update device profile before notifying th children.
-        mLauncher.getDeviceProfile().updateInsets(insets);
+        mLauncher.updateInsets(insets);
         boolean resetState = !insets.equals(mInsets);
         setInsets(insets);
 
@@ -114,7 +114,7 @@
     }
 
     public void dispatchInsets() {
-        mLauncher.getDeviceProfile().updateInsets(mInsets);
+        mLauncher.updateInsets(mInsets);
         super.setInsets(mInsets);
     }
 
@@ -186,14 +186,4 @@
 
         void onWindowVisibilityChanged(int visibility);
     }
-
-    @Override
-    public void requestLayout() {
-        super.requestLayout();
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "requestLayout @ " + android.util.Log.getStackTraceString(
-                            new Throwable()));
-        }
-    }
 }
\ No newline at end of file
diff --git a/src/com/android/launcher3/ShortcutAndWidgetContainer.java b/src/com/android/launcher3/ShortcutAndWidgetContainer.java
index 30f418d..1bd8263 100644
--- a/src/com/android/launcher3/ShortcutAndWidgetContainer.java
+++ b/src/com/android/launcher3/ShortcutAndWidgetContainer.java
@@ -93,7 +93,7 @@
     public void setupLp(View child) {
         CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
         if (child instanceof LauncherAppWidgetHostView) {
-            DeviceProfile profile = mActivity.getDeviceProfile();
+            DeviceProfile profile = mActivity.getWallpaperDeviceProfile();
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX,
                     profile.appWidgetScale.x, profile.appWidgetScale.y);
         } else {
@@ -108,12 +108,12 @@
 
     public int getCellContentHeight() {
         return Math.min(getMeasuredHeight(),
-                mActivity.getDeviceProfile().getCellHeight(mContainerType));
+                mActivity.getWallpaperDeviceProfile().getCellHeight(mContainerType));
     }
 
     public void measureChild(View child) {
         CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
-        final DeviceProfile profile = mActivity.getDeviceProfile();
+        final DeviceProfile profile = mActivity.getWallpaperDeviceProfile();
 
         if (child instanceof LauncherAppWidgetHostView) {
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX,
diff --git a/src/com/android/launcher3/TestProtocol.java b/src/com/android/launcher3/TestProtocol.java
index dab4282..ecbaa5b 100644
--- a/src/com/android/launcher3/TestProtocol.java
+++ b/src/com/android/launcher3/TestProtocol.java
@@ -63,9 +63,4 @@
             "all-apps-to-overview-swipe-height";
     public static final String REQUEST_HOME_TO_ALL_APPS_SWIPE_HEIGHT =
             "home-to-all-apps-swipe-height";
-
-    public static boolean sDebugTracing = false;
-    public static final String NO_DRAG_TAG = "b/129434166";
-    public static final String REQUEST_ENABLE_DRAG_LOGGING = "enable-drag-logging";
-    public static final String REQUEST_DISABLE_DRAG_LOGGING = "disable-drag-logging";
 }
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 382eedd..26364be 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -16,9 +16,6 @@
 
 package com.android.launcher3;
 
-import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_DESKTOP;
-import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT;
-
 import android.animation.ValueAnimator;
 import android.app.ActivityManager;
 import android.app.WallpaperManager;
@@ -63,13 +60,12 @@
 import com.android.launcher3.compat.LauncherAppsCompat;
 import com.android.launcher3.compat.ShortcutConfigActivityInfo;
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.dragndrop.DragLayer;
 import com.android.launcher3.dragndrop.FolderAdaptiveIcon;
-import com.android.launcher3.folder.FolderIcon;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.shortcuts.DeepShortcutManager;
-import com.android.launcher3.shortcuts.DeepShortcutView;
 import com.android.launcher3.shortcuts.ShortcutKey;
 import com.android.launcher3.util.IntArray;
+import com.android.launcher3.views.Transposable;
 import com.android.launcher3.widget.PendingAddShortcutInfo;
 
 import java.io.Closeable;
@@ -97,7 +93,6 @@
 
     private static final int[] sLoc0 = new int[2];
     private static final int[] sLoc1 = new int[2];
-    private static final float[] sPoint = new float[2];
     private static final Matrix sMatrix = new Matrix();
     private static final Matrix sInverseMatrix = new Matrix();
 
@@ -143,7 +138,7 @@
      */
     public static final Executor THREAD_POOL_EXECUTOR = new ThreadPoolExecutor(
             CORE_POOL_SIZE, MAXIMUM_POOL_SIZE, KEEP_ALIVE,
-            TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>());
+            TimeUnit.SECONDS, new LinkedBlockingQueue<>());
 
     public static boolean IS_RUNNING_IN_TEST_HARNESS =
                     ActivityManager.isRunningInTestHarness();
@@ -170,37 +165,60 @@
      *         assumption fails, we will need to return a pair of scale factors.
      */
     public static float getDescendantCoordRelativeToAncestor(
-            View descendant, View ancestor, int[] coord, boolean includeRootScroll) {
-        sPoint[0] = coord[0];
-        sPoint[1] = coord[1];
+            View descendant, View ancestor, float[] coord, boolean includeRootScroll) {
+        return getDescendantCoordRelativeToAncestor(descendant, ancestor, coord, includeRootScroll,
+                false);
+    }
 
+    /**
+     * Given a coordinate relative to the descendant, find the coordinate in a parent view's
+     * coordinates.
+     *
+     * @param descendant The descendant to which the passed coordinate is relative.
+     * @param ancestor The root view to make the coordinates relative to.
+     * @param coord The coordinate that we want mapped.
+     * @param includeRootScroll Whether or not to account for the scroll of the descendant:
+     *          sometimes this is relevant as in a child's coordinates within the descendant.
+     * @param ignoreTransform If true, view transform is ignored
+     * @return The factor by which this descendant is scaled relative to this DragLayer. Caution
+     *         this scale factor is assumed to be equal in X and Y, and so if at any point this
+     *         assumption fails, we will need to return a pair of scale factors.
+     */
+    public static float getDescendantCoordRelativeToAncestor(View descendant, View ancestor,
+            float[] coord, boolean includeRootScroll, boolean ignoreTransform) {
         float scale = 1.0f;
         View v = descendant;
         while(v != ancestor && v != null) {
             // For TextViews, scroll has a meaning which relates to the text position
             // which is very strange... ignore the scroll.
             if (v != descendant || includeRootScroll) {
-                sPoint[0] -= v.getScrollX();
-                sPoint[1] -= v.getScrollY();
+                offsetPoints(coord, -v.getScrollX(), -v.getScrollY());
             }
 
-            v.getMatrix().mapPoints(sPoint);
-            sPoint[0] += v.getLeft();
-            sPoint[1] += v.getTop();
+            if (ignoreTransform) {
+                if (v instanceof Transposable) {
+                    RotationMode m = ((Transposable) v).getRotationMode();
+                    if (m.isTransposed) {
+                        sMatrix.setRotate(m.surfaceRotation, v.getPivotX(), v.getPivotY());
+                        sMatrix.mapPoints(coord);
+                    }
+                }
+            } else {
+                v.getMatrix().mapPoints(coord);
+            }
+            offsetPoints(coord, v.getLeft(), v.getTop());
             scale *= v.getScaleX();
 
             v = (View) v.getParent();
         }
-
-        coord[0] = Math.round(sPoint[0]);
-        coord[1] = Math.round(sPoint[1]);
         return scale;
     }
 
+
     /**
-     * Inverse of {@link #getDescendantCoordRelativeToAncestor(View, View, int[], boolean)}.
+     * Inverse of {@link #getDescendantCoordRelativeToAncestor(View, View, float[], boolean)}.
      */
-    public static void mapCoordInSelfToDescendant(View descendant, View root, int[] coord) {
+    public static void mapCoordInSelfToDescendant(View descendant, View root, float[] coord) {
         sMatrix.reset();
         View v = descendant;
         while(v != root) {
@@ -211,12 +229,23 @@
         }
         sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
         sMatrix.invert(sInverseMatrix);
+        sInverseMatrix.mapPoints(coord);
+    }
 
-        sPoint[0] = coord[0];
-        sPoint[1] = coord[1];
-        sInverseMatrix.mapPoints(sPoint);
-        coord[0] = Math.round(sPoint[0]);
-        coord[1] = Math.round(sPoint[1]);
+    /**
+     * Sets {@param out} to be same as {@param in} by rounding individual values
+     */
+    public static void roundArray(float[] in, int[] out) {
+       for (int i = 0; i < in.length; i++) {
+           out[i] = Math.round(in[i]);
+       }
+    }
+
+    public static void offsetPoints(float[] points, float offsetX, float offsetY) {
+        for (int i = 0; i < points.length; i += 2) {
+            points[i] += offsetX;
+            points[i + 1] += offsetY;
+        }
     }
 
     /**
@@ -569,53 +598,6 @@
         return String.format(Locale.ENGLISH, "%d,%d", x, y);
     }
 
-    /**
-     * Returns the location bounds of a view.
-     * - For DeepShortcutView, we return the bounds of the icon view.
-     * - For BubbleTextView, we return the icon bounds.
-     */
-    public static void getLocationBoundsForView(Launcher launcher, View v, Rect outRect) {
-        final DragLayer dragLayer = launcher.getDragLayer();
-        final boolean isBubbleTextView = v instanceof BubbleTextView;
-        final boolean isFolderIcon = v instanceof FolderIcon;
-        final Rect rect = new Rect();
-
-        // Deep shortcut views have their icon drawn in a separate view.
-        final boolean fromDeepShortcutView = v.getParent() instanceof DeepShortcutView;
-        if (v instanceof DeepShortcutView) {
-            dragLayer.getDescendantRectRelativeToSelf(((DeepShortcutView) v).getIconView(), rect);
-        } else if (fromDeepShortcutView) {
-            DeepShortcutView view = (DeepShortcutView) v.getParent();
-            dragLayer.getDescendantRectRelativeToSelf(view.getIconView(), rect);
-        } else if ((isBubbleTextView || isFolderIcon) && v.getTag() instanceof ItemInfo
-                && (((ItemInfo) v.getTag()).container == CONTAINER_DESKTOP
-                || ((ItemInfo) v.getTag()).container == CONTAINER_HOTSEAT)) {
-            CellLayout pageViewIsOn = ((CellLayout) v.getParent().getParent());
-            int pageNum = launcher.getWorkspace().indexOfChild(pageViewIsOn);
-
-            DeviceProfile dp = launcher.getDeviceProfile();
-            ItemInfo info = ((ItemInfo) v.getTag());
-            dp.getItemLocation(info.cellX, info.cellY, info.spanX, info.spanY,
-                    info.container, pageNum - launcher.getCurrentWorkspaceScreen(), rect);
-        } else {
-            dragLayer.getDescendantRectRelativeToSelf(v, rect);
-        }
-        int viewLocationLeft = rect.left;
-        int viewLocationTop = rect.top;
-
-        if (isBubbleTextView && !fromDeepShortcutView) {
-            ((BubbleTextView) v).getIconBounds(rect);
-        } else if (isFolderIcon) {
-            ((FolderIcon) v).getPreviewBounds(rect);
-        } else {
-            rect.set(0, 0, rect.width(), rect.height());
-        }
-        viewLocationLeft += rect.left;
-        viewLocationTop += rect.top;
-        outRect.set(viewLocationLeft, viewLocationTop, viewLocationLeft + rect.width(),
-                viewLocationTop + rect.height());
-    }
-
     public static void unregisterReceiverSafely(Context context, BroadcastReceiver receiver) {
         try {
             context.unregisterReceiver(receiver);
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 8849768..0f4c42d 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -82,6 +82,7 @@
 import com.android.launcher3.folder.PreviewBackground;
 import com.android.launcher3.graphics.DragPreviewProvider;
 import com.android.launcher3.graphics.PreloadIconDrawable;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.pageindicators.WorkspacePageIndicator;
 import com.android.launcher3.popup.PopupContainerWithArrow;
 import com.android.launcher3.shortcuts.ShortcutDragPreviewProvider;
@@ -175,7 +176,9 @@
     @Thunk final Launcher mLauncher;
     @Thunk DragController mDragController;
 
+    private final Rect mTempRect = new Rect();
     private final int[] mTempXY = new int[2];
+    private final float[] mTempFXY = new float[2];
     @Thunk float[] mDragViewVisualCenter = new float[2];
     private final float[] mTempTouchCoordinates = new float[2];
 
@@ -285,18 +288,23 @@
 
     @Override
     public void setInsets(Rect insets) {
-        mInsets.set(insets);
-
         DeviceProfile grid = mLauncher.getDeviceProfile();
-        mMaxDistanceForFolderCreation = grid.isTablet
-                ? 0.75f * grid.iconSizePx
-                : 0.55f * grid.iconSizePx;
+        DeviceProfile stableGrid = mLauncher.getWallpaperDeviceProfile();
+
+        mMaxDistanceForFolderCreation = stableGrid.isTablet
+                ? 0.75f * stableGrid.iconSizePx
+                : 0.55f * stableGrid.iconSizePx;
         mWorkspaceFadeInAdjacentScreens = grid.shouldFadeAdjacentWorkspaceScreens();
 
-        Rect padding = grid.workspacePadding;
-        setPadding(padding.left, padding.top, padding.right, padding.bottom);
+        Rect padding = stableGrid.workspacePadding;
 
-        if (grid.shouldFadeAdjacentWorkspaceScreens()) {
+        RotationMode rotationMode = mLauncher.getRotationMode();
+
+        rotationMode.mapRect(padding, mTempRect);
+        setPadding(mTempRect.left, mTempRect.top, mTempRect.right, mTempRect.bottom);
+        rotationMode.mapRect(insets, mInsets);
+
+        if (mWorkspaceFadeInAdjacentScreens) {
             // In landscape mode the page spacing is set to the default.
             setPageSpacing(grid.edgeMarginPx);
         } else {
@@ -306,11 +314,13 @@
             setPageSpacing(Math.max(grid.edgeMarginPx, padding.left + 1));
         }
 
-        int paddingLeftRight = grid.cellLayoutPaddingLeftRightPx;
-        int paddingBottom = grid.cellLayoutBottomPaddingPx;
+
+        int paddingLeftRight = stableGrid.cellLayoutPaddingLeftRightPx;
+        int paddingBottom = stableGrid.cellLayoutBottomPaddingPx;
         for (int i = mWorkspaceScreens.size() - 1; i >= 0; i--) {
-            mWorkspaceScreens.valueAt(i)
-                    .setPadding(paddingLeftRight, 0, paddingLeftRight, paddingBottom);
+            CellLayout page = mWorkspaceScreens.valueAt(i);
+            page.setRotationMode(rotationMode);
+            page.setPadding(paddingLeftRight, 0, paddingLeftRight, paddingBottom);
         }
     }
 
@@ -330,7 +340,7 @@
 
             float scale = 1;
             if (isWidget) {
-                DeviceProfile profile = mLauncher.getDeviceProfile();
+                DeviceProfile profile = mLauncher.getWallpaperDeviceProfile();
                 scale = Utilities.shrinkRect(r, profile.appWidgetScale.x, profile.appWidgetScale.y);
             }
             size[0] = r.width();
@@ -550,8 +560,10 @@
         // created CellLayout.
         CellLayout newScreen = (CellLayout) LayoutInflater.from(getContext()).inflate(
                         R.layout.workspace_screen, this, false /* attachToRoot */);
-        int paddingLeftRight = mLauncher.getDeviceProfile().cellLayoutPaddingLeftRightPx;
-        int paddingBottom = mLauncher.getDeviceProfile().cellLayoutBottomPaddingPx;
+        DeviceProfile grid = mLauncher.getWallpaperDeviceProfile();
+        int paddingLeftRight = grid.cellLayoutPaddingLeftRightPx;
+        int paddingBottom = grid.cellLayoutBottomPaddingPx;
+        newScreen.setRotationMode(mLauncher.getRotationMode());
         newScreen.setPadding(paddingLeftRight, 0, paddingLeftRight, paddingBottom);
 
         mWorkspaceScreens.put(screenId, newScreen);
@@ -1440,10 +1452,6 @@
 
     public DragView beginDragShared(View child, DragSource source, ItemInfo dragObject,
             DragPreviewProvider previewProvider, DragOptions dragOptions) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "beginDragShared");
-        }
         float iconScale = 1f;
         if (child instanceof BubbleTextView) {
             Drawable icon = ((BubbleTextView) child).getIcon();
@@ -1934,18 +1942,9 @@
         if (child == null) {
             return;
         }
+
         ShortcutAndWidgetContainer boundingLayout = child.getShortcutsAndWidgets();
-
-        // Use the absolute left instead of the child left, as we want the visible area
-        // irrespective of the visible child. Since the view can only scroll horizontally, the
-        // top position is not affected.
-        mTempXY[0] = getPaddingLeft() + boundingLayout.getLeft();
-        mTempXY[1] = child.getTop() + boundingLayout.getTop();
-
-        float scale = mLauncher.getDragLayer().getDescendantCoordRelativeToSelf(this, mTempXY);
-        outArea.set(mTempXY[0], mTempXY[1],
-                (int) (mTempXY[0] + scale * boundingLayout.getMeasuredWidth()),
-                (int) (mTempXY[1] + scale * boundingLayout.getMeasuredHeight()));
+        mLauncher.getDragLayer().getDescendantRectRelativeToSelf(boundingLayout, outArea);
     }
 
     @Override
@@ -2098,14 +2097,14 @@
    }
 
    boolean isPointInSelfOverHotseat(int x, int y) {
-       mTempXY[0] = x;
-       mTempXY[1] = y;
-       mLauncher.getDragLayer().getDescendantCoordRelativeToSelf(this, mTempXY, true);
+       mTempFXY[0] = x;
+       mTempFXY[1] = y;
+       mLauncher.getDragLayer().getDescendantCoordRelativeToSelf(this, mTempFXY, true);
        View hotseat = mLauncher.getHotseat();
-       return mTempXY[0] >= hotseat.getLeft() &&
-               mTempXY[0] <= hotseat.getRight() &&
-               mTempXY[1] >= hotseat.getTop() &&
-               mTempXY[1] <= hotseat.getBottom();
+       return mTempFXY[0] >= hotseat.getLeft() &&
+               mTempFXY[0] <= hotseat.getRight() &&
+               mTempFXY[1] >= hotseat.getTop() &&
+               mTempFXY[1] <= hotseat.getBottom();
    }
 
     /**
@@ -2115,13 +2114,8 @@
      */
    private void mapPointFromDropLayout(CellLayout layout, float[] xy) {
        if (mLauncher.isHotseatLayout(layout)) {
-           mTempXY[0] = (int) xy[0];
-           mTempXY[1] = (int) xy[1];
-           mLauncher.getDragLayer().getDescendantCoordRelativeToSelf(this, mTempXY, true);
-           mLauncher.getDragLayer().mapCoordInSelfToDescendant(layout, mTempXY);
-
-           xy[0] = mTempXY[0];
-           xy[1] = mTempXY[1];
+           mLauncher.getDragLayer().getDescendantCoordRelativeToSelf(this, xy, true);
+           mLauncher.getDragLayer().mapCoordInSelfToDescendant(layout, xy);
        } else {
            mapPointFromSelfToChild(layout, xy);
        }
@@ -2612,13 +2606,14 @@
             DeviceProfile profile = mLauncher.getDeviceProfile();
             Utilities.shrinkRect(r, profile.appWidgetScale.x, profile.appWidgetScale.y);
         }
-        loc[0] = r.left;
-        loc[1] = r.top;
 
+        mTempFXY[0] = r.left;
+        mTempFXY[1] = r.top;
         setFinalTransitionTransform();
         float cellLayoutScale =
-                mLauncher.getDragLayer().getDescendantCoordRelativeToSelf(layout, loc, true);
+                mLauncher.getDragLayer().getDescendantCoordRelativeToSelf(layout, mTempFXY, true);
         resetTransitionTransform();
+        Utilities.roundArray(mTempFXY, loc);
 
         if (scale) {
             float dragViewScaleX = (1.0f * r.width()) / dragView.getMeasuredWidth();
@@ -2911,14 +2906,11 @@
                 && info.user.equals(user);
         final Workspace.ItemOperator packageAndUserAndApp = (ItemInfo info, View view) ->
                 packageAndUser.evaluate(info, view) && info.itemType == ITEM_TYPE_APPLICATION;
-        final Workspace.ItemOperator packageAndUserAndShortcut = (ItemInfo info, View view) ->
-                packageAndUser.evaluate(info, view) && (info.itemType == ITEM_TYPE_SHORTCUT
-                        || info.itemType == ITEM_TYPE_DEEP_SHORTCUT);
-        final Workspace.ItemOperator packageAndUserInFolder = (info, view) -> {
+        final Workspace.ItemOperator packageAndUserAndAppInFolder = (info, view) -> {
             if (info instanceof FolderInfo) {
                 FolderInfo folderInfo = (FolderInfo) info;
                 for (WorkspaceItemInfo shortcutInfo : folderInfo.contents) {
-                    if (packageAndUser.evaluate(shortcutInfo, view)) {
+                    if (packageAndUserAndApp.evaluate(shortcutInfo, view)) {
                         return true;
                     }
                 }
@@ -2926,15 +2918,15 @@
             return false;
         };
 
-        // Order: App icons, shortcuts, app/shortcut in folder. Items in hotseat get returned first.
+        // Order: App icons, app in folder. Items in hotseat get returned first.
         if (ADAPTIVE_ICON_WINDOW_ANIM.get()) {
             return getFirstMatch(new CellLayout[] { getHotseat(), currentPage },
-                    packageAndUserAndApp, packageAndUserAndShortcut, packageAndUserInFolder);
+                    packageAndUserAndApp, packageAndUserAndAppInFolder);
         } else {
             // Do not use Folder as a criteria, since it'll cause a crash when trying to draw
             // FolderAdaptiveIcon as the background.
             return getFirstMatch(new CellLayout[] { getHotseat(), currentPage },
-                    packageAndUserAndApp, packageAndUserAndShortcut);
+                    packageAndUserAndApp);
         }
     }
 
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index 99a8801..8d0259d 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -93,14 +93,16 @@
             Interpolator scaleInterpolator = builder.getInterpolator(ANIM_WORKSPACE_SCALE, ZOOM_OUT);
             propertySetter.setFloat(mWorkspace, SCALE_PROPERTY, mNewScale, scaleInterpolator);
 
-            // Set the hotseat's pivot point to match the workspace's, so that it scales together.
-            DragLayer dragLayer = mLauncher.getDragLayer();
-            int[] workspacePivot = new int[]{(int) mWorkspace.getPivotX(),
-                    (int) mWorkspace.getPivotY()};
-            dragLayer.getDescendantCoordRelativeToSelf(mWorkspace, workspacePivot);
-            dragLayer.mapCoordInSelfToDescendant(hotseat, workspacePivot);
-            hotseat.setPivotX(workspacePivot[0]);
-            hotseat.setPivotY(workspacePivot[1]);
+            if (!hotseat.getRotationMode().isTransposed) {
+                // Set the hotseat's pivot point to match the workspace's, so that it scales together.
+                DragLayer dragLayer = mLauncher.getDragLayer();
+                float[] workspacePivot =
+                        new float[]{ mWorkspace.getPivotX(), mWorkspace.getPivotY() };
+                dragLayer.getDescendantCoordRelativeToSelf(mWorkspace, workspacePivot);
+                dragLayer.mapCoordInSelfToDescendant(hotseat, workspacePivot);
+                hotseat.setPivotX(workspacePivot[0]);
+                hotseat.setPivotY(workspacePivot[1]);
+            }
             float hotseatScale = hotseatScaleAndTranslation.scale;
             propertySetter.setFloat(hotseat, SCALE_PROPERTY, hotseatScale, scaleInterpolator);
 
diff --git a/src/com/android/launcher3/anim/FlingSpringAnim.java b/src/com/android/launcher3/anim/FlingSpringAnim.java
index 3d21d82..45d49e8 100644
--- a/src/com/android/launcher3/anim/FlingSpringAnim.java
+++ b/src/com/android/launcher3/anim/FlingSpringAnim.java
@@ -34,6 +34,7 @@
     private static final float SPRING_DAMPING = SpringForce.DAMPING_RATIO_LOW_BOUNCY;
 
     private final FlingAnimation mFlingAnim;
+    private SpringAnimation mSpringAnim;
 
     public <K> FlingSpringAnim(K object, FloatPropertyCompat<K> property, float startPosition,
             float targetPosition, float startVelocity, OnAnimationEndListener onEndListener) {
@@ -44,17 +45,24 @@
                 .setMinValue(Math.min(startPosition, targetPosition))
                 .setMaxValue(Math.max(startPosition, targetPosition));
         mFlingAnim.addEndListener(((animation, canceled, value, velocity) -> {
-            SpringAnimation springAnim = new SpringAnimation(object, property)
+            mSpringAnim = new SpringAnimation(object, property)
                     .setStartVelocity(velocity)
                     .setSpring(new SpringForce(targetPosition)
                             .setStiffness(SPRING_STIFFNESS)
                             .setDampingRatio(SPRING_DAMPING));
-            springAnim.addEndListener(onEndListener);
-            springAnim.start();
+            mSpringAnim.addEndListener(onEndListener);
+            mSpringAnim.start();
         }));
     }
 
     public void start() {
         mFlingAnim.start();
     }
+
+    public void end() {
+        mFlingAnim.cancel();
+        if (mSpringAnim.canSkipToEnd()) {
+            mSpringAnim.skipToEnd();
+        }
+    }
 }
diff --git a/src/com/android/launcher3/config/BaseFlags.java b/src/com/android/launcher3/config/BaseFlags.java
index a55ea82..70df97a 100644
--- a/src/com/android/launcher3/config/BaseFlags.java
+++ b/src/com/android/launcher3/config/BaseFlags.java
@@ -110,6 +110,10 @@
             "ENABLE_HINTS_IN_OVERVIEW", false,
             "Show chip hints and gleams on the overview screen");
 
+    public static final TogglableFlag FAKE_LANDSCAPE_UI = new TogglableFlag(
+            "FAKE_LANDSCAPE_UI", false,
+            "Rotate launcher UI instead of using transposed layout");
+
     public static void initialize(Context context) {
         // Avoid the disk read for user builds
         if (Utilities.IS_DEBUG_DEVICE) {
diff --git a/src/com/android/launcher3/dragndrop/DragController.java b/src/com/android/launcher3/dragndrop/DragController.java
index 7210759..f92e00a 100644
--- a/src/com/android/launcher3/dragndrop/DragController.java
+++ b/src/com/android/launcher3/dragndrop/DragController.java
@@ -219,9 +219,6 @@
     }
 
     private void callOnDragStart() {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG, "callOnDragStart");
-        }
         if (mOptions.preDragCondition != null) {
             mOptions.preDragCondition.onPreDragEnd(mDragObject, true /* dragStarted*/);
         }
@@ -475,9 +472,6 @@
     }
 
     private void handleMoveEvent(int x, int y) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG, "handleMoveEvent1");
-        }
         mDragObject.dragView.move(x, y);
 
         // Drop on someone?
@@ -494,10 +488,6 @@
 
         if (mIsInPreDrag && mOptions.preDragCondition != null
                 && mOptions.preDragCondition.shouldStartDrag(mDistanceSinceScroll)) {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "handleMoveEvent2");
-            }
             callOnDragStart();
         }
     }
@@ -535,10 +525,6 @@
      * Call this from a drag source view.
      */
     public boolean onControllerTouchEvent(MotionEvent ev) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onControllerTouchEvent1");
-        }
         if (mDragDriver == null || mOptions == null || mOptions.isAccessibleDrag) {
             return false;
         }
@@ -559,10 +545,6 @@
                 break;
         }
 
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onControllerTouchEvent2");
-        }
         return mDragDriver.onTouchEvent(ev);
     }
 
diff --git a/src/com/android/launcher3/dragndrop/DragDriver.java b/src/com/android/launcher3/dragndrop/DragDriver.java
index 551f2d0..84fc94d 100644
--- a/src/com/android/launcher3/dragndrop/DragDriver.java
+++ b/src/com/android/launcher3/dragndrop/DragDriver.java
@@ -45,18 +45,10 @@
     public void onDragViewAnimationEnd() { }
 
     public boolean onTouchEvent(MotionEvent ev) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onTouchEvent " + ev);
-        }
         final int action = ev.getAction();
 
         switch (action) {
             case MotionEvent.ACTION_MOVE:
-                if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                    android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                            "onTouchEvent MOVE");
-                }
                 mEventListener.onDriverDragMove(ev.getX(), ev.getY());
                 break;
             case MotionEvent.ACTION_UP:
diff --git a/src/com/android/launcher3/dragndrop/DragLayer.java b/src/com/android/launcher3/dragndrop/DragLayer.java
index 9f902ed..8de2f57 100644
--- a/src/com/android/launcher3/dragndrop/DragLayer.java
+++ b/src/com/android/launcher3/dragndrop/DragLayer.java
@@ -17,6 +17,10 @@
 
 package com.android.launcher3.dragndrop;
 
+import static android.view.View.MeasureSpec.EXACTLY;
+import static android.view.View.MeasureSpec.getMode;
+import static android.view.View.MeasureSpec.getSize;
+
 import static com.android.launcher3.compat.AccessibilityManagerCompat.sendCustomAccessibilityEvent;
 
 import android.animation.Animator;
@@ -29,12 +33,14 @@
 import android.graphics.Canvas;
 import android.graphics.Rect;
 import android.util.AttributeSet;
+import android.view.Gravity;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityManager;
 import android.view.animation.Interpolator;
+import android.widget.FrameLayout;
 import android.widget.TextView;
 
 import com.android.launcher3.AbstractFloatingView;
@@ -42,6 +48,7 @@
 import com.android.launcher3.DropTargetBar;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.ShortcutAndWidgetContainer;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.anim.Interpolators;
@@ -52,6 +59,7 @@
 import com.android.launcher3.uioverrides.UiFactory;
 import com.android.launcher3.util.Thunk;
 import com.android.launcher3.views.BaseDragLayer;
+import com.android.launcher3.views.Transposable;
 
 import java.util.ArrayList;
 
@@ -126,10 +134,6 @@
     protected boolean findActiveController(MotionEvent ev) {
         if (mActivity.getStateManager().getState().disableInteraction) {
             // You Shall Not Pass!!!
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "mActiveController = null");
-            }
             mActiveController = null;
             return true;
         }
@@ -264,10 +268,10 @@
         Rect r = new Rect();
         getViewRectRelativeToSelf(dragView, r);
 
-        int coord[] = new int[2];
+        float coord[] = new float[2];
         float childScale = child.getScaleX();
-        coord[0] = lp.x + (int) (child.getMeasuredWidth() * (1 - childScale) / 2);
-        coord[1] = lp.y + (int) (child.getMeasuredHeight() * (1 - childScale) / 2);
+        coord[0] = lp.x + (child.getMeasuredWidth() * (1 - childScale) / 2);
+        coord[1] = lp.y + (child.getMeasuredHeight() * (1 - childScale) / 2);
 
         // Since the child hasn't necessarily been laid out, we force the lp to be updated with
         // the correct coordinates (above) and use these to determine the final location
@@ -275,8 +279,8 @@
         // We need to account for the scale of the child itself, as the above only accounts for
         // for the scale in parents.
         scale *= childScale;
-        int toX = coord[0];
-        int toY = coord[1];
+        int toX = Math.round(coord[0]);
+        int toY = Math.round(coord[1]);
         float toScale = scale;
         if (child instanceof TextView) {
             TextView tv = (TextView) child;
@@ -555,4 +559,159 @@
     public WorkspaceAndHotseatScrim getScrim() {
         return mScrim;
     }
+
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        RotationMode rotation = mActivity.getRotationMode();
+        int count = getChildCount();
+
+        if (!rotation.isTransposed
+                || getMode(widthMeasureSpec) != EXACTLY
+                || getMode(heightMeasureSpec) != EXACTLY) {
+
+            for (int i = 0; i < count; i++) {
+                final View child = getChildAt(i);
+                child.setRotation(rotation.surfaceRotation);
+            }
+            super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+        } else {
+
+            for (int i = 0; i < count; i++) {
+                final View child = getChildAt(i);
+                if (child.getVisibility() == GONE) {
+                    continue;
+                }
+                if (!(child instanceof Transposable)) {
+                    measureChildWithMargins(child, widthMeasureSpec, 0, heightMeasureSpec, 0);
+                } else {
+                    measureChildWithMargins(child, heightMeasureSpec, 0, widthMeasureSpec, 0);
+
+                    child.setPivotX(child.getMeasuredWidth() / 2);
+                    child.setPivotY(child.getMeasuredHeight() / 2);
+                    child.setRotation(rotation.surfaceRotation);
+                }
+            }
+            setMeasuredDimension(getSize(widthMeasureSpec), getSize(heightMeasureSpec));
+        }
+    }
+
+    @Override
+    protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
+        RotationMode rotation = mActivity.getRotationMode();
+        if (!rotation.isTransposed) {
+            super.onLayout(changed, left, top, right, bottom);
+            return;
+        }
+
+        final int count = getChildCount();
+
+        final int parentWidth = right - left;
+        final int parentHeight = bottom - top;
+
+        for (int i = 0; i < count; i++) {
+            final View child = getChildAt(i);
+            if (child.getVisibility() == GONE) {
+                continue;
+            }
+
+            final FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) child.getLayoutParams();
+
+            if (lp instanceof LayoutParams) {
+                final LayoutParams dlp = (LayoutParams) lp;
+                if (dlp.customPosition) {
+                    child.layout(dlp.x, dlp.y, dlp.x + dlp.width, dlp.y + dlp.height);
+                    continue;
+                }
+            }
+
+            final int width = child.getMeasuredWidth();
+            final int height = child.getMeasuredHeight();
+
+            int childLeft;
+            int childTop;
+
+            int gravity = lp.gravity;
+            if (gravity == -1) {
+                gravity = Gravity.TOP | Gravity.START;
+            }
+
+            final int layoutDirection = getLayoutDirection();
+
+            int absoluteGravity = Gravity.getAbsoluteGravity(gravity, layoutDirection);
+            int horizontalGravity = absoluteGravity & Gravity.HORIZONTAL_GRAVITY_MASK;
+            int verticalGravity = absoluteGravity & Gravity.VERTICAL_GRAVITY_MASK;
+
+            if (child instanceof Transposable) {
+                if (rotation == RotationMode.SEASCAPE) {
+                    if (horizontalGravity == Gravity.RIGHT) {
+                        horizontalGravity = Gravity.LEFT;
+                    } else if (horizontalGravity == Gravity.LEFT) {
+                        horizontalGravity = Gravity.RIGHT;
+                    }
+
+                    if (verticalGravity == Gravity.TOP) {
+                        verticalGravity = Gravity.BOTTOM;
+                    } else if (verticalGravity == Gravity.BOTTOM) {
+                        verticalGravity = Gravity.TOP;
+                    }
+                }
+
+                switch (horizontalGravity) {
+                    case Gravity.CENTER_HORIZONTAL:
+                        childTop = (parentHeight - height) / 2 +
+                                lp.topMargin - lp.bottomMargin;
+                        break;
+                    case Gravity.RIGHT:
+                        childTop = width / 2 + lp.rightMargin - height / 2;
+                        break;
+                    case Gravity.LEFT:
+                    default:
+                        childTop = parentHeight - lp.leftMargin - width / 2 - height / 2;
+                }
+
+                switch (verticalGravity) {
+                    case Gravity.CENTER_VERTICAL:
+                        childLeft = (parentWidth - width) / 2 +
+                                lp.leftMargin - lp.rightMargin;
+                        break;
+                    case Gravity.BOTTOM:
+                        childLeft = parentWidth - width / 2 - height / 2 - lp.bottomMargin;
+                        break;
+                    case Gravity.TOP:
+                    default:
+                        childLeft = height / 2 - width / 2 + lp.topMargin;
+                }
+            } else {
+                switch (horizontalGravity) {
+                    case Gravity.CENTER_HORIZONTAL:
+                        childLeft = (parentWidth - width) / 2 +
+                                lp.leftMargin - lp.rightMargin;
+                        break;
+                    case Gravity.RIGHT:
+                        childLeft = parentWidth - width - lp.rightMargin;
+                        break;
+                    case Gravity.LEFT:
+                    default:
+                        childLeft = lp.leftMargin;
+                }
+
+                switch (verticalGravity) {
+                    case Gravity.TOP:
+                        childTop = lp.topMargin;
+                        break;
+                    case Gravity.CENTER_VERTICAL:
+                        childTop = (parentHeight - height) / 2 +
+                                lp.topMargin - lp.bottomMargin;
+                        break;
+                    case Gravity.BOTTOM:
+                        childTop = parentHeight - height - lp.bottomMargin;
+                        break;
+                    default:
+                        childTop = lp.topMargin;
+                }
+            }
+
+            child.layout(childLeft, childTop, childLeft + width, childTop + height);
+        }
+    }
 }
diff --git a/src/com/android/launcher3/folder/Folder.java b/src/com/android/launcher3/folder/Folder.java
index 4dbff1c..f2eae17 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -869,7 +869,7 @@
         DeviceProfile grid = mLauncher.getDeviceProfile();
 
         DragLayer.LayoutParams lp = (DragLayer.LayoutParams) getLayoutParams();
-        DragLayer parent = (DragLayer) mLauncher.findViewById(R.id.drag_layer);
+        DragLayer parent = mLauncher.getDragLayer();
         int width = getFolderWidth();
         int height = getFolderHeight();
 
@@ -881,8 +881,7 @@
 
         // We need to bound the folder to the currently visible workspace area
         if (mLauncher.getStateManager().getState().overviewUi) {
-            mLauncher.getDragLayer().getDescendantRectRelativeToSelf(mLauncher.getOverviewPanel(),
-                    sTempRect);
+            parent.getDescendantRectRelativeToSelf(mLauncher.getOverviewPanel(), sTempRect);
         } else {
             mLauncher.getWorkspace().getPageAreaRelativeToDragLayer(sTempRect);
         }
diff --git a/src/com/android/launcher3/folder/FolderIcon.java b/src/com/android/launcher3/folder/FolderIcon.java
index 02242a3..6fa9ba9 100644
--- a/src/com/android/launcher3/folder/FolderIcon.java
+++ b/src/com/android/launcher3/folder/FolderIcon.java
@@ -159,7 +159,7 @@
                     "is dependent on this");
         }
 
-        DeviceProfile grid = launcher.getDeviceProfile();
+        DeviceProfile grid = launcher.getWallpaperDeviceProfile();
         FolderIcon icon = (FolderIcon) LayoutInflater.from(group.getContext())
                 .inflate(resId, group, false);
 
@@ -174,7 +174,7 @@
         icon.setOnClickListener(ItemClickHandler.INSTANCE);
         icon.mInfo = folderInfo;
         icon.mLauncher = launcher;
-        icon.mDotRenderer = launcher.getDeviceProfile().mDotRenderer;
+        icon.mDotRenderer = grid.mDotRenderer;
         icon.setContentDescription(launcher.getString(R.string.folder_name_format, folderInfo.title));
         Folder folder = Folder.fromXml(launcher);
         folder.setDragController(launcher.getDragController());
@@ -508,7 +508,8 @@
     public void drawDot(Canvas canvas) {
         if ((mDotInfo != null && mDotInfo.hasDot()) || mDotScale > 0) {
             Rect iconBounds = mDotParams.iconBounds;
-            BubbleTextView.getIconBounds(this, iconBounds, mLauncher.getDeviceProfile().iconSizePx);
+            BubbleTextView.getIconBounds(this, iconBounds,
+                    mLauncher.getWallpaperDeviceProfile().iconSizePx);
 
             // If we are animating to the accepting state, animate the dot out.
             mDotParams.scale = Math.max(0, mDotScale - mBackground.getScaleProgress());
diff --git a/src/com/android/launcher3/folder/PreviewBackground.java b/src/com/android/launcher3/folder/PreviewBackground.java
index ac908f4..46df77a 100644
--- a/src/com/android/launcher3/folder/PreviewBackground.java
+++ b/src/com/android/launcher3/folder/PreviewBackground.java
@@ -42,7 +42,6 @@
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.R;
-import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.ActivityContext;
 
 /**
@@ -135,7 +134,7 @@
         mBgColor = ta.getColor(R.styleable.FolderIconPreview_android_colorPrimary, 0);
         ta.recycle();
 
-        DeviceProfile grid = activity.getDeviceProfile();
+        DeviceProfile grid = activity.getWallpaperDeviceProfile();
         previewSize = grid.folderIconSizePx;
 
         basePreviewOffsetX = (availableSpaceX - previewSize) / 2;
diff --git a/src/com/android/launcher3/graphics/RotationMode.java b/src/com/android/launcher3/graphics/RotationMode.java
new file mode 100644
index 0000000..1b2cbdb
--- /dev/null
+++ b/src/com/android/launcher3/graphics/RotationMode.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.graphics;
+
+import android.graphics.Rect;
+
+public abstract class RotationMode {
+
+    public final float surfaceRotation;
+    public final boolean isTransposed;
+
+    private RotationMode(float surfaceRotation) {
+        this.surfaceRotation = surfaceRotation;
+        isTransposed = surfaceRotation != 0;
+    }
+
+    public final void mapRect(Rect rect, Rect out) {
+        mapRect(rect.left, rect.top, rect.right, rect.bottom, out);
+    }
+
+    public void mapRect(int left, int top, int right, int bottom, Rect out) {
+        out.set(left, top, right, bottom);
+    }
+
+    public static RotationMode NORMAL = new RotationMode(0) { };
+
+    public static RotationMode LANDSCAPE = new RotationMode(-90) {
+        @Override
+        public void mapRect(int left, int top, int right, int bottom, Rect out) {
+            out.left = top;
+            out.top = right;
+            out.right = bottom;
+            out.bottom = left;
+        }
+    };
+
+    public static RotationMode SEASCAPE = new RotationMode(90) {
+        @Override
+        public void mapRect(int left, int top, int right, int bottom, Rect out) {
+            out.left = bottom;
+            out.top = left;
+            out.right = top;
+            out.bottom = right;
+        }
+    };
+}
diff --git a/src/com/android/launcher3/popup/PopupContainerWithArrow.java b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
index c7d93fe..047f486 100644
--- a/src/com/android/launcher3/popup/PopupContainerWithArrow.java
+++ b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
@@ -190,10 +190,6 @@
      * @return the container if shown or null.
      */
     public static PopupContainerWithArrow showForIcon(BubbleTextView icon) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "PopupContainerWithArrow.showForIcon");
-        }
         Launcher launcher = Launcher.getLauncher(icon.getContext());
         if (getOpen(launcher) != null) {
             // There is already an items container open, so don't open this one.
diff --git a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
index a1871ff..35fc873 100644
--- a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
+++ b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
@@ -233,11 +233,6 @@
 
     @Override
     public void onDragStart(boolean start) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "AbstractStateChangeTouchController.onDragStart() called with: start = [" +
-                            start + "]");
-        }
         mStartState = mLauncher.getStateManager().getState();
         if (mStartState == ALL_APPS) {
             mStartContainerType = LauncherLogProto.ContainerType.ALLAPPS;
@@ -269,11 +264,6 @@
     public boolean onDrag(float displacement) {
         float deltaProgress = mProgressMultiplier * (displacement - mDisplacementShift);
         float progress = deltaProgress + mStartProgress;
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "AbstractStateChangeTouchController.onDrag() called with: displacement = [" +
-                            displacement + "], progress = [" + progress + "]");
-        }
         updateProgress(progress);
         boolean isDragTowardPositive = mSwipeDirection.isPositive(
                 displacement - mDisplacementShift);
@@ -393,12 +383,6 @@
                     ? MIN_PROGRESS_TO_ALL_APPS : SUCCESS_TRANSITION_PROGRESS;
             targetState = (interpolatedProgress > successProgress) ? mToState : mFromState;
         }
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "AbstractStateChangeTouchController.onDragEnd() called with: velocity = [" +
-                            velocity + "], fling = [" + fling + "], target state: " +
-                            targetState.getClass().getSimpleName());
-        }
 
         final float endProgress;
         final float startProgress;
diff --git a/src/com/android/launcher3/touch/ItemClickHandler.java b/src/com/android/launcher3/touch/ItemClickHandler.java
index 026770c..0650001 100644
--- a/src/com/android/launcher3/touch/ItemClickHandler.java
+++ b/src/com/android/launcher3/touch/ItemClickHandler.java
@@ -66,14 +66,6 @@
     }
 
     private static void onClick(View v, String sourceContainer) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onClick() called with: v = [" + v.getClass().getSimpleName() +
-                            "], sourceContainer = [" +
-                            (sourceContainer != null ?
-                                    sourceContainer.getClass().getSimpleName() : "null")
-                            + "]");
-        }
         // Make sure that rogue clicks don't get through while allapps is launching, or after the
         // view has detached (it's possible for this to happen if the view is removed mid touch).
         if (v.getWindowToken() == null) {
diff --git a/src/com/android/launcher3/touch/ItemLongClickListener.java b/src/com/android/launcher3/touch/ItemLongClickListener.java
index 003b442..babbcdd 100644
--- a/src/com/android/launcher3/touch/ItemLongClickListener.java
+++ b/src/com/android/launcher3/touch/ItemLongClickListener.java
@@ -74,10 +74,6 @@
     }
 
     private static boolean onAllAppsItemLongClick(View v) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onAllAppsItemLongClick");
-        }
         Launcher launcher = Launcher.getLauncher(v.getContext());
         if (!canStartDrag(launcher)) return false;
         // When we have exited all apps or are in transition, disregard long clicks
diff --git a/src/com/android/launcher3/util/Themes.java b/src/com/android/launcher3/util/Themes.java
index a45f17d..0c44012 100644
--- a/src/com/android/launcher3/util/Themes.java
+++ b/src/com/android/launcher3/util/Themes.java
@@ -17,6 +17,7 @@
 package com.android.launcher3.util;
 
 import android.content.Context;
+import android.content.res.Configuration;
 import android.content.res.TypedArray;
 import android.graphics.Color;
 import android.graphics.ColorMatrix;
@@ -26,12 +27,34 @@
 import android.util.TypedValue;
 
 import com.android.launcher3.R;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.uioverrides.WallpaperColorInfo;
 
 /**
  * Various utility methods associated with theming.
  */
 public class Themes {
 
+    public static int getActivityThemeRes(Context context) {
+        WallpaperColorInfo wallpaperColorInfo = WallpaperColorInfo.getInstance(context);
+        boolean darkTheme;
+        if (Utilities.ATLEAST_Q) {
+            Configuration configuration = context.getResources().getConfiguration();
+            int nightMode = configuration.uiMode & Configuration.UI_MODE_NIGHT_MASK;
+            darkTheme = nightMode == Configuration.UI_MODE_NIGHT_YES;
+        } else {
+            darkTheme = wallpaperColorInfo.isDark();
+        }
+
+        if (darkTheme) {
+            return wallpaperColorInfo.supportsDarkText() ?
+                    R.style.AppTheme_Dark_DarkText : R.style.AppTheme_Dark;
+        } else {
+            return wallpaperColorInfo.supportsDarkText() ?
+                    R.style.AppTheme_DarkText : R.style.AppTheme;
+        }
+    }
+
     public static String getDefaultBodyFont(Context context) {
         TypedArray ta = context.obtainStyledAttributes(android.R.style.TextAppearance_DeviceDefault,
                 new int[]{android.R.attr.fontFamily});
diff --git a/src/com/android/launcher3/views/ActivityContext.java b/src/com/android/launcher3/views/ActivityContext.java
index c9cdeff..0331a86 100644
--- a/src/com/android/launcher3/views/ActivityContext.java
+++ b/src/com/android/launcher3/views/ActivityContext.java
@@ -22,6 +22,7 @@
 
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.ItemInfo;
+import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.dot.DotInfo;
 
 /**
@@ -56,6 +57,19 @@
 
     DeviceProfile getDeviceProfile();
 
+    /**
+     * Device profile to be used by UI elements which are shown directly on top of the wallpaper
+     * and whose presentation is tied to the wallpaper (and physical device) and not the activity
+     * configuration.
+     */
+    default DeviceProfile getWallpaperDeviceProfile() {
+        return getDeviceProfile();
+    }
+
+    default RotationMode getRotationMode() {
+        return RotationMode.NORMAL;
+    }
+
     static ActivityContext lookupContext(Context context) {
         if (context instanceof ActivityContext) {
             return (ActivityContext) context;
diff --git a/src/com/android/launcher3/views/BaseDragLayer.java b/src/com/android/launcher3/views/BaseDragLayer.java
index 8a15220..3c81bcf 100644
--- a/src/com/android/launcher3/views/BaseDragLayer.java
+++ b/src/com/android/launcher3/views/BaseDragLayer.java
@@ -88,7 +88,8 @@
     // Touch is being dispatched through a proxy from InputMonitor
     private static final int TOUCH_DISPATCHING_PROXY = 1 << 2;
 
-    protected final int[] mTmpXY = new int[2];
+    protected final float[] mTmpXY = new float[2];
+    protected final float[] mTmpRectPoints = new float[4];
     protected final Rect mHitRect = new Rect();
 
     @ViewDebug.ExportedProperty(category = "launcher")
@@ -148,23 +149,13 @@
     }
 
     protected boolean findActiveController(MotionEvent ev) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "mActiveController = null");
-        }
         mActiveController = null;
         if ((mTouchDispatchState & (TOUCH_DISPATCHING_GESTURE | TOUCH_DISPATCHING_PROXY)) == 0) {
             // Only look for controllers if we are not dispatching from gesture area and proxy is
             // not active
             mActiveController = findControllerToHandleTouch(ev);
 
-            if (mActiveController != null) {
-                if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                    android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                            "setting controller1: " + mActiveController.getClass().getSimpleName());
-                }
-                return true;
-            }
+            if (mActiveController != null) return true;
         }
         return false;
     }
@@ -231,17 +222,8 @@
         }
 
         if (mActiveController != null) {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "BaseDragLayer before onControllerTouchEvent " +
-                                mActiveController.getClass().getSimpleName());
-            }
             return mActiveController.onControllerTouchEvent(ev);
         } else {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "BaseDragLayer no controller");
-            }
             // In case no child view handled the touch event, we may not get onIntercept anymore
             return findActiveController(ev);
         }
@@ -325,14 +307,16 @@
      * @return The factor by which this descendant is scaled relative to this DragLayer.
      */
     public float getDescendantRectRelativeToSelf(View descendant, Rect r) {
-        mTmpXY[0] = 0;
-        mTmpXY[1] = 0;
-        float scale = getDescendantCoordRelativeToSelf(descendant, mTmpXY);
-
-        r.set(mTmpXY[0], mTmpXY[1],
-                (int) (mTmpXY[0] + scale * descendant.getMeasuredWidth()),
-                (int) (mTmpXY[1] + scale * descendant.getMeasuredHeight()));
-        return scale;
+        mTmpRectPoints[0] = 0;
+        mTmpRectPoints[1] = 0;
+        mTmpRectPoints[2] = descendant.getWidth();
+        mTmpRectPoints[3] = descendant.getHeight();
+        float s = getDescendantCoordRelativeToSelf(descendant, mTmpRectPoints);
+        r.left = Math.round(Math.min(mTmpRectPoints[0], mTmpRectPoints[2]));
+        r.top = Math.round(Math.min(mTmpRectPoints[1], mTmpRectPoints[3]));
+        r.right = Math.round(Math.max(mTmpRectPoints[0], mTmpRectPoints[2]));
+        r.bottom = Math.round(Math.max(mTmpRectPoints[1], mTmpRectPoints[3]));
+        return s;
     }
 
     public float getLocationInDragLayer(View child, int[] loc) {
@@ -342,6 +326,14 @@
     }
 
     public float getDescendantCoordRelativeToSelf(View descendant, int[] coord) {
+        mTmpXY[0] = coord[0];
+        mTmpXY[1] = coord[1];
+        float scale = getDescendantCoordRelativeToSelf(descendant, mTmpXY);
+        Utilities.roundArray(mTmpXY, coord);
+        return scale;
+    }
+
+    public float getDescendantCoordRelativeToSelf(View descendant, float[] coord) {
         return getDescendantCoordRelativeToSelf(descendant, coord, false);
     }
 
@@ -357,17 +349,27 @@
      *         this scale factor is assumed to be equal in X and Y, and so if at any point this
      *         assumption fails, we will need to return a pair of scale factors.
      */
-    public float getDescendantCoordRelativeToSelf(View descendant, int[] coord,
+    public float getDescendantCoordRelativeToSelf(View descendant, float[] coord,
             boolean includeRootScroll) {
         return Utilities.getDescendantCoordRelativeToAncestor(descendant, this,
                 coord, includeRootScroll);
     }
 
     /**
+     * Inverse of {@link #getDescendantCoordRelativeToSelf(View, float[])}.
+     */
+    public void mapCoordInSelfToDescendant(View descendant, float[] coord) {
+        Utilities.mapCoordInSelfToDescendant(descendant, this, coord);
+    }
+
+    /**
      * Inverse of {@link #getDescendantCoordRelativeToSelf(View, int[])}.
      */
     public void mapCoordInSelfToDescendant(View descendant, int[] coord) {
-        Utilities.mapCoordInSelfToDescendant(descendant, this, coord);
+        mTmpXY[0] = coord[0];
+        mTmpXY[1] = coord[1];
+        Utilities.mapCoordInSelfToDescendant(descendant, this, mTmpXY);
+        Utilities.roundArray(mTmpXY, coord);
     }
 
     public void getViewRectRelativeToSelf(View v, Rect r) {
diff --git a/src/com/android/launcher3/views/FloatingIconView.java b/src/com/android/launcher3/views/FloatingIconView.java
index 77f278a..24a8be5 100644
--- a/src/com/android/launcher3/views/FloatingIconView.java
+++ b/src/com/android/launcher3/views/FloatingIconView.java
@@ -15,6 +15,9 @@
  */
 package com.android.launcher3.views;
 
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_DESKTOP;
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT;
+import static com.android.launcher3.Utilities.mapToRange;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.config.FeatureFlags.ADAPTIVE_ICON_WINDOW_ANIM;
 
@@ -23,6 +26,7 @@
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
+import android.annotation.TargetApi;
 import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.Color;
@@ -61,17 +65,16 @@
 import androidx.annotation.Nullable;
 import androidx.annotation.WorkerThread;
 
-import static com.android.launcher3.Utilities.mapToRange;
-
 /**
  * A view that is created to look like another view with the purpose of creating fluid animations.
  */
-
+@TargetApi(Build.VERSION_CODES.Q)
 public class FloatingIconView extends View implements Animator.AnimatorListener, ClipPathView {
 
     public static final float SHAPE_PROGRESS_DURATION = 0.15f;
     private static final int FADE_DURATION_MS = 200;
     private static final Rect sTmpRect = new Rect();
+    private static final Object[] sTmpObjArray = new Object[1];
 
     private Runnable mEndRunnable;
     private CancellationSignal mLoadIconSignal;
@@ -186,14 +189,16 @@
      * @param v The view to copy
      * @param positionOut Rect that will hold the size and position of v.
      */
-    private void matchPositionOf(Launcher launcher, View v, Rect positionOut) {
-        Utilities.getLocationBoundsForView(launcher, v, positionOut);
-        final LayoutParams lp = new LayoutParams(positionOut.width(), positionOut.height());
+    private void matchPositionOf(Launcher launcher, View v, RectF positionOut) {
+        getLocationBoundsForView(launcher, v, positionOut);
+        final LayoutParams lp = new LayoutParams(
+                Math.round(positionOut.width()),
+                Math.round(positionOut.height()));
         lp.ignoreInsets = true;
 
         // Position the floating view exactly on top of the original
-        lp.leftMargin = positionOut.left;
-        lp.topMargin = positionOut.top;
+        lp.leftMargin = Math.round(positionOut.left);
+        lp.topMargin = Math.round(positionOut.top);
         setLayoutParams(lp);
         // Set the properties here already to make sure they are available when running the first
         // animation frame.
@@ -201,6 +206,57 @@
                 + lp.height);
     }
 
+    /**
+     * Returns the location bounds of a view.
+     * - For DeepShortcutView, we return the bounds of the icon view.
+     * - For BubbleTextView, we return the icon bounds.
+     */
+    private void getLocationBoundsForView(Launcher launcher, View v, RectF outRect) {
+        final boolean isBubbleTextView = v instanceof BubbleTextView;
+        final boolean isFolderIcon = v instanceof FolderIcon;
+
+        // Deep shortcut views have their icon drawn in a separate view.
+        final boolean fromDeepShortcutView = v.getParent() instanceof DeepShortcutView;
+
+        final View targetView;
+        boolean ignoreTransform = false;
+
+        if (v instanceof DeepShortcutView) {
+            targetView = ((DeepShortcutView) v).getIconView();
+        } else if (fromDeepShortcutView) {
+            DeepShortcutView view = (DeepShortcutView) v.getParent();
+            targetView = view.getIconView();
+        } else if ((isBubbleTextView || isFolderIcon) && v.getTag() instanceof ItemInfo
+                && (((ItemInfo) v.getTag()).container == CONTAINER_DESKTOP
+                || ((ItemInfo) v.getTag()).container == CONTAINER_HOTSEAT)) {
+            targetView = v;
+            ignoreTransform = true;
+        } else {
+            targetView = v;
+        }
+
+        float[] points = new float[] {0, 0, targetView.getWidth(), targetView.getHeight()};
+        Utilities.getDescendantCoordRelativeToAncestor(targetView, launcher.getDragLayer(), points,
+                false, ignoreTransform);
+
+        float viewLocationLeft = Math.min(points[0], points[2]);
+        float viewLocationTop = Math.min(points[1], points[3]);
+
+        final Rect iconRect = new Rect();
+        if (isBubbleTextView && !fromDeepShortcutView) {
+            ((BubbleTextView) v).getIconBounds(iconRect);
+        } else if (isFolderIcon) {
+            ((FolderIcon) v).getPreviewBounds(iconRect);
+        } else {
+            iconRect.set(0, 0, Math.abs(Math.round(points[2] - points[0])),
+                    Math.abs(Math.round(points[3] - points[1])));
+        }
+        viewLocationLeft += iconRect.left;
+        viewLocationTop += iconRect.top;
+        outRect.set(viewLocationLeft, viewLocationTop, viewLocationLeft + iconRect.width(),
+                viewLocationTop + iconRect.height());
+    }
+
     @WorkerThread
     private void getIcon(Launcher launcher, View v, ItemInfo info, boolean isOpening,
             Runnable onIconLoadedRunnable, CancellationSignal loadIconSignal) {
@@ -208,10 +264,7 @@
         Drawable drawable = null;
         boolean supportsAdaptiveIcons = ADAPTIVE_ICON_WINDOW_ANIM.get()
                 && Build.VERSION.SDK_INT >= Build.VERSION_CODES.O;
-        if (!supportsAdaptiveIcons && v instanceof BubbleTextView) {
-            // Similar to DragView, we simply use the BubbleTextView icon here.
-            drawable = ((BubbleTextView) v).getIcon();
-        }
+        Drawable btvIcon = v instanceof BubbleTextView ? ((BubbleTextView) v).getIcon() : null;
         if (info instanceof SystemShortcut) {
             if (v instanceof ImageView) {
                 drawable = ((ImageView) v).getDrawable();
@@ -220,10 +273,24 @@
             } else {
                 drawable = v.getBackground();
             }
-        }
-        if (drawable == null) {
-            drawable = Utilities.getFullDrawable(launcher, info, lp.width, lp.height,
-                    false, new Object[1]);
+        } else {
+            if (supportsAdaptiveIcons) {
+                drawable = Utilities.getFullDrawable(launcher, info, lp.width, lp.height,
+                        false, sTmpObjArray);
+                if (!(drawable instanceof AdaptiveIconDrawable)) {
+                    // The drawable we get back is not an adaptive icon, so we need to use the
+                    // BubbleTextView icon that is already legacy treated.
+                    drawable = btvIcon;
+                }
+            } else {
+                if (v instanceof BubbleTextView) {
+                    // Similar to DragView, we simply use the BubbleTextView icon here.
+                    drawable = btvIcon;
+                } else {
+                    drawable = Utilities.getFullDrawable(launcher, info, lp.width, lp.height,
+                            false, sTmpObjArray);
+                }
+            }
         }
 
         Drawable finalDrawable = drawable == null ? null
@@ -411,7 +478,7 @@
      * @param isOpening True if this view replaces the icon for app open animation.
      */
     public static FloatingIconView getFloatingIconView(Launcher launcher, View originalView,
-            boolean hideOriginal, Rect positionOut, boolean isOpening, FloatingIconView recycle) {
+            boolean hideOriginal, RectF positionOut, boolean isOpening, FloatingIconView recycle) {
         if (recycle != null) {
             recycle.recycle();
         }
diff --git a/src/com/android/launcher3/views/Transposable.java b/src/com/android/launcher3/views/Transposable.java
new file mode 100644
index 0000000..929c1aa
--- /dev/null
+++ b/src/com/android/launcher3/views/Transposable.java
@@ -0,0 +1,26 @@
+/**
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.views;
+
+import com.android.launcher3.graphics.RotationMode;
+
+/**
+ * Indicates that a view can be transposed.
+ */
+public interface Transposable {
+
+    RotationMode getRotationMode();
+}
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index 2a69757..581e886 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -33,7 +33,6 @@
 
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
-import com.android.launcher3.TestProtocol;
 import com.android.launcher3.popup.ArrowPopup;
 import com.android.launcher3.tapl.AllApps;
 import com.android.launcher3.tapl.AppIcon;
@@ -323,24 +322,19 @@
     @Test
     @PortraitLandscape
     public void testDragAppIcon() throws Throwable {
-        try {
-            TestProtocol.sDebugTracing = true;
-            // 1. Open all apps and wait for load complete.
-            // 2. Drag icon to homescreen.
-            // 3. Verify that the icon works on homescreen.
-            mLauncher.getWorkspace().
-                    switchToAllApps().
-                    getAppIcon(APP_NAME).
-                    dragToWorkspace().
-                    getWorkspaceAppIcon(APP_NAME).
-                    launch(getAppPackageName());
-            executeOnLauncher(launcher -> assertTrue(
-                    "Launcher activity is the top activity; expecting another activity to be the "
-                            + "top one",
-                    isInBackground(launcher)));
-        } finally {
-            TestProtocol.sDebugTracing = false;
-        }
+        // 1. Open all apps and wait for load complete.
+        // 2. Drag icon to homescreen.
+        // 3. Verify that the icon works on homescreen.
+        mLauncher.getWorkspace().
+                switchToAllApps().
+                getAppIcon(APP_NAME).
+                dragToWorkspace().
+                getWorkspaceAppIcon(APP_NAME).
+                launch(getAppPackageName());
+        executeOnLauncher(launcher -> assertTrue(
+                "Launcher activity is the top activity; expecting another activity to be the top "
+                        + "one",
+                isInBackground(launcher)));
     }
 
     @Test
diff --git a/tests/tapl/com/android/launcher3/tapl/Workspace.java b/tests/tapl/com/android/launcher3/tapl/Workspace.java
index 85e112a..9a47aef 100644
--- a/tests/tapl/com/android/launcher3/tapl/Workspace.java
+++ b/tests/tapl/com/android/launcher3/tapl/Workspace.java
@@ -143,7 +143,6 @@
     static void dragIconToWorkspace(
             LauncherInstrumentation launcher, Launchable launchable, Point dest,
             String longPressIndicator) {
-        launcher.getTestInfo(TestProtocol.REQUEST_ENABLE_DRAG_LOGGING);
         LauncherInstrumentation.log("dragIconToWorkspace: begin");
         final Point launchableCenter = launchable.getObject().getVisibleCenter();
         final long downTime = SystemClock.uptimeMillis();
@@ -157,7 +156,6 @@
                 downTime, SystemClock.uptimeMillis(), MotionEvent.ACTION_UP, dest);
         LauncherInstrumentation.log("dragIconToWorkspace: end");
         launcher.waitUntilGone("drop_target_bar");
-        launcher.getTestInfo(TestProtocol.REQUEST_DISABLE_DRAG_LOGGING);
     }
 
     /**