diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index a6eea0c..da81114 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -19,12 +19,9 @@
 import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.quickstep.SysUINavigationMode.Mode.NO_BUTTON;
 
-import android.content.Context;
 import android.content.Intent;
 import android.content.res.Configuration;
-import android.graphics.Rect;
 import android.os.Bundle;
-import android.view.Gravity;
 import android.view.View;
 
 import androidx.annotation.Nullable;
@@ -38,7 +35,6 @@
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.folder.Folder;
-import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.hybridhotseat.HotseatPredictionController;
 import com.android.launcher3.popup.SystemShortcut;
 import com.android.launcher3.uioverrides.touchcontrollers.FlingAndHoldTouchController;
@@ -71,77 +67,6 @@
      */
     public static final AsyncCommand SET_SHELF_HEIGHT = (context, arg1, arg2) ->
             SystemUiProxy.INSTANCE.get(context).setShelfHeight(arg1 != 0, arg2);
-    public static final RotationMode ROTATION_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;
-        }
-
-        @Override
-        public void mapInsets(Context context, Rect insets, Rect out) {
-            // If there is a display cutout, the top insets in portrait would also include the
-            // cutout, which we will get as the left inset in landscape. Using the max of left and
-            // top allows us to cover both cases (with or without cutout).
-            if (SysUINavigationMode.getMode(context) == NO_BUTTON) {
-                out.top = Math.max(insets.top, insets.left);
-                out.bottom = Math.max(insets.right, insets.bottom);
-                out.left = out.right = 0;
-            } else {
-                out.top = Math.max(insets.top, insets.left);
-                out.bottom = insets.right;
-                out.left = insets.bottom;
-                out.right = 0;
-            }
-        }
-    };
-    public static final RotationMode ROTATION_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;
-        }
-
-        @Override
-        public void mapInsets(Context context, Rect insets, Rect out) {
-            if (SysUINavigationMode.getMode(context) == NO_BUTTON) {
-                out.top = Math.max(insets.top, insets.right);
-                out.bottom = Math.max(insets.left, insets.bottom);
-                out.left = out.right = 0;
-            } else {
-                out.top = Math.max(insets.top, insets.right);
-                out.bottom = insets.left;
-                out.right = insets.bottom;
-                out.left = 0;
-            }
-        }
-
-        @Override
-        public int toNaturalGravity(int absoluteGravity) {
-            int horizontalGravity = absoluteGravity & Gravity.HORIZONTAL_GRAVITY_MASK;
-            int verticalGravity = absoluteGravity & Gravity.VERTICAL_GRAVITY_MASK;
-
-            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;
-            }
-
-            return ((absoluteGravity & ~Gravity.HORIZONTAL_GRAVITY_MASK)
-                    & ~Gravity.VERTICAL_GRAVITY_MASK)
-                    | horizontalGravity | verticalGravity;
-        }
-    };
     private HotseatPredictionController mHotseatPredictionController;
 
     @Override
@@ -153,12 +78,6 @@
     }
 
     @Override
-    protected RotationMode getFakeRotationMode(DeviceProfile dp) {
-        return !dp.isVerticalBarLayout() ? RotationMode.NORMAL
-                : (dp.isSeascape() ? ROTATION_SEASCAPE : ROTATION_LANDSCAPE);
-    }
-
-    @Override
     public void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
         onStateOrResumeChanged();
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
index 113cdec..5abeae4 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
@@ -46,7 +46,6 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
-import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.model.PagedViewOrientedState;
 import com.android.launcher3.states.RotationHelper;
 import com.android.launcher3.testing.TestProtocol;
@@ -149,8 +148,8 @@
         VibratorWrapper.INSTANCE.get(mContext).vibrate(OVERVIEW_HAPTIC);
     }
 
-    public Consumer<MotionEvent> getRecentsViewDispatcher(RotationMode navBarRotationMode) {
-        return mRecentsView != null ? mRecentsView.getEventDispatcher(navBarRotationMode) : null;
+    public Consumer<MotionEvent> getRecentsViewDispatcher(float navbarRotation) {
+        return mRecentsView != null ? mRecentsView.getEventDispatcher(navbarRotation) : null;
     }
 
     @UiThread
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
index a462949..fe9ef2b 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
@@ -182,7 +182,7 @@
         if (mPassedWindowMoveSlop && mInteractionHandler != null
                 && !mRecentsViewDispatcher.hasConsumer()) {
             mRecentsViewDispatcher.setConsumer(mInteractionHandler
-                .getRecentsViewDispatcher(mNavBarPosition.getRotationMode()));
+                    .getRecentsViewDispatcher(mNavBarPosition.getRotation()));
         }
         int edgeFlags = ev.getEdgeFlags();
         ev.setEdgeFlags(edgeFlags | EDGE_NAV_BAR);
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/LauncherRecentsView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/LauncherRecentsView.java
index e62de18..98eb29a 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/LauncherRecentsView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/LauncherRecentsView.java
@@ -42,7 +42,6 @@
 import com.android.launcher3.Hotseat;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.LauncherStateManager.StateListener;
-import com.android.launcher3.R;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.appprediction.PredictionUiStateManager;
 import com.android.launcher3.appprediction.PredictionUiStateManager.Client;
@@ -172,7 +171,7 @@
                 mActivity.getAllAppsController(), ALL_APPS_PROGRESS, allAppsProgressOffscreen));
 
         ObjectAnimator dragHandleAnim = ObjectAnimator.ofInt(
-                mActivity.findViewById(R.id.scrim_view), ScrimView.DRAG_HANDLE_ALPHA, 0);
+                mActivity.getScrimView(), ScrimView.DRAG_HANDLE_ALPHA, 0);
         dragHandleAnim.setInterpolator(Interpolators.ACCEL_2);
         anim.play(dragHandleAnim);
 
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 a069c56..e3b3102 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
@@ -99,7 +99,6 @@
 import com.android.launcher3.anim.SpringProperty;
 import com.android.launcher3.compat.AccessibilityManagerCompat;
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.statehandlers.DepthController;
 import com.android.launcher3.states.RotationHelper;
 import com.android.launcher3.testing.TestProtocol;
@@ -1984,13 +1983,13 @@
         return offsetX;
     }
 
-    public Consumer<MotionEvent> getEventDispatcher(RotationMode navBarRotationMode) {
+    public Consumer<MotionEvent> getEventDispatcher(float navbarRotation) {
         float degreesRotated;
-        if (navBarRotationMode == RotationMode.NORMAL) {
+        if (navbarRotation == 0) {
             degreesRotated = mOrientationState.areMultipleLayoutOrientationsDisabled() ? 0 :
                     RotationHelper.getDegreesFromRotation(mLayoutRotation);
         } else {
-            degreesRotated = -navBarRotationMode.surfaceRotation;
+            degreesRotated = -navbarRotation;
         }
         if (degreesRotated == 0) {
             return super::onTouchEvent;
@@ -2000,7 +1999,7 @@
         // undo that transformation since PagedView also accommodates for the transformation via
         // PagedOrientationHandler
         return e -> {
-            if (navBarRotationMode != RotationMode.NORMAL
+            if (navbarRotation != 0
                     && !mOrientationState.areMultipleLayoutOrientationsDisabled()) {
                 RotationHelper.transformEventForNavBar(e, true);
                 super.onTouchEvent(e);
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 8d42c4a..dcc85d5 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -66,9 +66,6 @@
        docked_stack_divider_thickness - 2 * docked_stack_divider_insets -->
     <dimen name="multi_window_task_divider_size">10dp</dimen>
 
-    <!-- same as vertical_drag_handle_size -->
-    <dimen name="shelf_surface_offset">24dp</dimen>
-
     <!-- Assistant Gestures -->
     <!-- Distance from the vertical edges of the screen in which assist gestures are recognized -->
     <dimen name="gestures_assistant_width">48dp</dimen>
diff --git a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
index 135daef..abdff0d 100644
--- a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
@@ -88,9 +88,7 @@
         super.onCreate(savedInstanceState);
         mSystemActions = new SystemActions(this);
 
-        SysUINavigationMode.Mode mode = SysUINavigationMode.INSTANCE.get(this)
-                .addModeChangeListener(this);
-        getRotationHelper().setRotationHadDifferentUI(mode != Mode.NO_BUTTON);
+        SysUINavigationMode.INSTANCE.get(this).addModeChangeListener(this);
 
         if (!getSharedPrefs().getBoolean(HOME_BOUNCE_SEEN, false)) {
             getStateManager().addStateListener(new LauncherStateManager.StateListener() {
@@ -141,7 +139,6 @@
     @Override
     public void onNavigationModeChanged(Mode newMode) {
         getDragLayer().recreateControllers();
-        getRotationHelper().setRotationHadDifferentUI(newMode != Mode.NO_BUTTON);
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialFragment.java b/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialFragment.java
index 593b695..aeb718d 100644
--- a/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialFragment.java
+++ b/quickstep/src/com/android/quickstep/interaction/BackGestureTutorialFragment.java
@@ -107,11 +107,11 @@
     }
 
     void onAttachedToWindow() {
-        mEdgeBackGestureHandler.setIsEnabled(true);
+        mEdgeBackGestureHandler.setViewGroupParent((ViewGroup) getRootView());
     }
 
     void onDetachedFromWindow() {
-        mEdgeBackGestureHandler.setIsEnabled(false);
+        mEdgeBackGestureHandler.setViewGroupParent(null);
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/interaction/EdgeBackGestureHandler.java b/quickstep/src/com/android/quickstep/interaction/EdgeBackGestureHandler.java
index 04cd2f4..f34530e 100644
--- a/quickstep/src/com/android/quickstep/interaction/EdgeBackGestureHandler.java
+++ b/quickstep/src/com/android/quickstep/interaction/EdgeBackGestureHandler.java
@@ -17,21 +17,18 @@
 
 import android.content.Context;
 import android.content.res.Resources;
-import android.graphics.PixelFormat;
 import android.graphics.Point;
 import android.graphics.PointF;
-import android.hardware.display.DisplayManager;
-import android.hardware.display.DisplayManager.DisplayListener;
-import android.os.Handler;
-import android.os.Looper;
 import android.os.SystemProperties;
 import android.view.Display;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.View.OnTouchListener;
 import android.view.ViewConfiguration;
-import android.view.WindowManager;
-import android.view.WindowManager.LayoutParams;
+import android.view.ViewGroup;
+import android.view.ViewGroup.LayoutParams;
+
+import androidx.annotation.Nullable;
 
 import com.android.launcher3.ResourceUtils;
 
@@ -40,7 +37,7 @@
  *
  * Forked from platform/frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/EdgeBackGestureHandler.java.
  */
-public class EdgeBackGestureHandler implements DisplayListener, OnTouchListener {
+public class EdgeBackGestureHandler implements OnTouchListener {
 
     private static final String TAG = "EdgeBackGestureHandler";
     private static final int MAX_LONG_PRESS_TIMEOUT = SystemProperties.getInt(
@@ -106,29 +103,22 @@
         mEdgeWidth = ResourceUtils.getNavbarSize("config_backGestureInset", res);
     }
 
-    void setIsEnabled(boolean isEnabled) {
-        if (isEnabled == mIsEnabled) {
-            return;
-        }
-        mIsEnabled = isEnabled;
+    void setViewGroupParent(@Nullable ViewGroup parent) {
+        mIsEnabled = parent != null;
 
         if (mEdgeBackPanel != null) {
             mEdgeBackPanel.onDestroy();
             mEdgeBackPanel = null;
         }
 
-        if (!mIsEnabled) {
-            mContext.getSystemService(DisplayManager.class).unregisterDisplayListener(this);
-        } else {
-            updateDisplaySize();
-            mContext.getSystemService(DisplayManager.class).registerDisplayListener(this,
-                    new Handler(Looper.getMainLooper()));
-
+        if (mIsEnabled) {
             // Add a nav bar panel window.
-            mEdgeBackPanel = new EdgeBackGesturePanel(mContext);
+            mEdgeBackPanel = new EdgeBackGesturePanel(mContext, parent, createLayoutParams());
             mEdgeBackPanel.setBackCallback(mBackCallback);
-            mEdgeBackPanel.setLayoutParams(createLayoutParams());
-            updateDisplaySize();
+            if (mContext.getDisplay() != null) {
+                mContext.getDisplay().getRealSize(mDisplaySize);
+                mEdgeBackPanel.setDisplaySize(mDisplaySize);
+            }
         }
     }
 
@@ -136,21 +126,11 @@
         mGestureCallback = callback;
     }
 
-    private WindowManager.LayoutParams createLayoutParams() {
+    private LayoutParams createLayoutParams() {
         Resources resources = mContext.getResources();
-        WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams(
+        return new LayoutParams(
                 ResourceUtils.getNavbarSize("navigation_edge_panel_width", resources),
-                ResourceUtils.getNavbarSize("navigation_edge_panel_height", resources),
-                LayoutParams.TYPE_APPLICATION_PANEL,
-                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
-                        | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
-                        | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH
-                        | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN,
-                PixelFormat.TRANSLUCENT);
-        layoutParams.setTitle(TAG + mDisplayId);
-        layoutParams.windowAnimations = 0;
-        layoutParams.setFitInsetsTypes(0 /* types */);
-        return layoutParams;
+                ResourceUtils.getNavbarSize("navigation_edge_panel_height", resources));
     }
 
     @Override
@@ -232,26 +212,6 @@
         }
     }
 
-    @Override
-    public void onDisplayAdded(int displayId) { }
-
-    @Override
-    public void onDisplayRemoved(int displayId) { }
-
-    @Override
-    public void onDisplayChanged(int displayId) {
-        if (displayId == mDisplayId) {
-            updateDisplaySize();
-        }
-    }
-
-    private void updateDisplaySize() {
-        mContext.getDisplay().getRealSize(mDisplaySize);
-        if (mEdgeBackPanel != null) {
-            mEdgeBackPanel.setDisplaySize(mDisplaySize);
-        }
-    }
-
     void setInsets(int leftInset, int rightInset) {
         mLeftInset = leftInset;
         mRightInset = rightInset;
diff --git a/quickstep/src/com/android/quickstep/interaction/EdgeBackGesturePanel.java b/quickstep/src/com/android/quickstep/interaction/EdgeBackGesturePanel.java
index 34eeafc..5bf5026 100644
--- a/quickstep/src/com/android/quickstep/interaction/EdgeBackGesturePanel.java
+++ b/quickstep/src/com/android/quickstep/interaction/EdgeBackGesturePanel.java
@@ -26,11 +26,11 @@
 import android.graphics.Path;
 import android.graphics.Point;
 import android.os.SystemClock;
-import android.view.Gravity;
 import android.view.MotionEvent;
 import android.view.VelocityTracker;
 import android.view.View;
-import android.view.WindowManager;
+import android.view.ViewGroup;
+import android.view.ViewGroup.LayoutParams;
 import android.view.animation.Interpolator;
 import android.view.animation.PathInterpolator;
 
@@ -110,7 +110,6 @@
     private static final Interpolator RUBBER_BAND_INTERPOLATOR_APPEAR =
             new PathInterpolator(1.0f / RUBBER_BAND_AMOUNT_APPEAR, 1.0f, 1.0f, 1.0f);
 
-    private final WindowManager mWindowManager;
     private BackCallback mBackCallback;
 
     /**
@@ -147,7 +146,6 @@
 
     private VelocityTracker mVelocityTracker;
     private int mArrowPaddingEnd;
-    private WindowManager.LayoutParams mLayoutParams;
 
     /**
      * True if the panel is currently on the left of the screen
@@ -232,11 +230,9 @@
                 }
             };
 
-    public EdgeBackGesturePanel(Context context) {
+    public EdgeBackGesturePanel(Context context, ViewGroup parent, LayoutParams layoutParams) {
         super(context);
 
-        mWindowManager = context.getSystemService(WindowManager.class);
-
         mDensity = context.getResources().getDisplayMetrics().density;
 
         mBaseTranslation = dp(BASE_TRANSLATION_DP);
@@ -290,11 +286,15 @@
 
         mSwipeThreshold = ResourceUtils.getDimenByName(
             "navigation_edge_action_drag_threshold", context.getResources(), 16 /* defaultValue */);
+        parent.addView(this, layoutParams);
         setVisibility(GONE);
     }
 
     void onDestroy() {
-        mWindowManager.removeView(this);
+        ViewGroup parent = (ViewGroup) getParent();
+        if (parent != null) {
+            parent.removeView(this);
+        }
     }
 
     @Override
@@ -305,9 +305,6 @@
     @SuppressLint("RtlHardcoded")
     void setIsLeftPanel(boolean isLeftPanel) {
         mIsLeftPanel = isLeftPanel;
-        mLayoutParams.gravity = mIsLeftPanel
-                ? (Gravity.LEFT | Gravity.TOP)
-                : (Gravity.RIGHT | Gravity.TOP);
     }
 
     boolean getIsLeftPanel() {
@@ -323,11 +320,6 @@
         mBackCallback = callback;
     }
 
-    void setLayoutParams(WindowManager.LayoutParams layoutParams) {
-        mLayoutParams = layoutParams;
-        mWindowManager.addView(this, mLayoutParams);
-    }
-
     private float getCurrentAngle() {
         return mCurrentAngle;
     }
@@ -349,7 +341,6 @@
                 mStartY = event.getY();
                 setVisibility(VISIBLE);
                 updatePosition(event.getY());
-                mWindowManager.updateViewLayout(this, mLayoutParams);
                 break;
             case MotionEvent.ACTION_MOVE:
                 handleMoveEvent(event);
@@ -614,10 +605,11 @@
     }
 
     private void updatePosition(float touchY) {
-        float position = touchY - mFingerOffset;
-        position = Math.max(position, mMinArrowPosition);
-        position -= mLayoutParams.height / 2.0f;
-        mLayoutParams.y = MathUtils.clamp((int) position, 0, mDisplaySize.y);
+        float positionY = touchY - mFingerOffset;
+        positionY = Math.max(positionY, mMinArrowPosition);
+        positionY -= getLayoutParams().height / 2.0f;
+        setX(mIsLeftPanel ? 0 : mDisplaySize.x - getLayoutParams().width);
+        setY(MathUtils.clamp((int) positionY, 0, mDisplaySize.y));
     }
 
     private void setDesiredVerticalTransition(float verticalTranslation, boolean animated) {
diff --git a/quickstep/src/com/android/quickstep/util/LayoutUtils.java b/quickstep/src/com/android/quickstep/util/LayoutUtils.java
index ba99016..1f1a999 100644
--- a/quickstep/src/com/android/quickstep/util/LayoutUtils.java
+++ b/quickstep/src/com/android/quickstep/util/LayoutUtils.java
@@ -33,9 +33,6 @@
 
 import java.lang.annotation.Retention;
 
-import static com.android.launcher3.config.FeatureFlags.ENABLE_OVERVIEW_ACTIONS;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
 public class LayoutUtils {
 
     private static final int MULTI_WINDOW_STRATEGY_HALF_SCREEN = 1;
@@ -68,7 +65,7 @@
                 // UI when shown.
                 extraSpace = 0;
             } else {
-                extraSpace = getDefaultSwipeHeight(context, dp) + dp.verticalDragHandleSizePx
+                extraSpace = getDefaultSwipeHeight(context, dp) + dp.workspacePageIndicatorHeight
                         + res.getDimensionPixelSize(
                                 R.dimen.dynamic_grid_hotseat_extra_vertical_size)
                         + res.getDimensionPixelSize(R.dimen.dynamic_grid_hotseat_bottom_padding);
diff --git a/quickstep/src/com/android/quickstep/util/NavBarPosition.java b/quickstep/src/com/android/quickstep/util/NavBarPosition.java
index 8dc19dc..74e6b29 100644
--- a/quickstep/src/com/android/quickstep/util/NavBarPosition.java
+++ b/quickstep/src/com/android/quickstep/util/NavBarPosition.java
@@ -17,12 +17,8 @@
 
 import static com.android.quickstep.SysUINavigationMode.Mode.NO_BUTTON;
 
-import android.content.Context;
-import android.graphics.Rect;
-import android.view.Gravity;
 import android.view.Surface;
 
-import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.util.DefaultDisplay;
 import com.android.quickstep.SysUINavigationMode;
 
@@ -31,79 +27,6 @@
  */
 public class NavBarPosition {
 
-    public static final RotationMode ROTATION_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;
-        }
-
-        @Override
-        public void mapInsets(Context context, Rect insets, Rect out) {
-            // If there is a display cutout, the top insets in portrait would also include the
-            // cutout, which we will get as the left inset in landscape. Using the max of left and
-            // top allows us to cover both cases (with or without cutout).
-            if (SysUINavigationMode.getMode(context) == NO_BUTTON) {
-                out.top = Math.max(insets.top, insets.left);
-                out.bottom = Math.max(insets.right, insets.bottom);
-                out.left = out.right = 0;
-            } else {
-                out.top = Math.max(insets.top, insets.left);
-                out.bottom = insets.right;
-                out.left = insets.bottom;
-                out.right = 0;
-            }
-        }
-    };
-
-    public static final RotationMode ROTATION_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;
-        }
-
-        @Override
-        public void mapInsets(Context context, Rect insets, Rect out) {
-            if (SysUINavigationMode.getMode(context) == NO_BUTTON) {
-                out.top = Math.max(insets.top, insets.right);
-                out.bottom = Math.max(insets.left, insets.bottom);
-                out.left = out.right = 0;
-            } else {
-                out.top = Math.max(insets.top, insets.right);
-                out.bottom = insets.left;
-                out.right = insets.bottom;
-                out.left = 0;
-            }
-        }
-
-        @Override
-        public int toNaturalGravity(int absoluteGravity) {
-            int horizontalGravity = absoluteGravity & Gravity.HORIZONTAL_GRAVITY_MASK;
-            int verticalGravity = absoluteGravity & Gravity.VERTICAL_GRAVITY_MASK;
-
-            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;
-            }
-
-            return ((absoluteGravity & ~Gravity.HORIZONTAL_GRAVITY_MASK)
-                    & ~Gravity.VERTICAL_GRAVITY_MASK)
-                    | horizontalGravity | verticalGravity;
-        }
-    };
-
     private final SysUINavigationMode.Mode mMode;
     private final int mDisplayRotation;
 
@@ -120,8 +43,7 @@
         return mMode != NO_BUTTON && mDisplayRotation == Surface.ROTATION_270;
     }
 
-    public RotationMode getRotationMode() {
-        return isLeftEdge() ? ROTATION_SEASCAPE
-                : (isRightEdge() ? ROTATION_LANDSCAPE : RotationMode.NORMAL);
+    public float getRotation() {
+        return isLeftEdge() ? 90 : (isRightEdge() ? -90 : 0);
     }
 }
diff --git a/quickstep/src/com/android/quickstep/views/ShelfScrimView.java b/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
index 14c458e..c2ccd90 100644
--- a/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
+++ b/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
@@ -88,7 +88,6 @@
 
     private float mShiftRange;
 
-    private final float mShelfOffset;
     private float mTopOffset;
     private float mShelfTop;
     private float mShelfTopAtThreshold;
@@ -110,7 +109,6 @@
         mRadius = BOTTOM_CORNER_RADIUS_RATIO * Themes.getDialogCornerRadius(context);
         mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
 
-        mShelfOffset = context.getResources().getDimension(R.dimen.shelf_surface_offset);
         // Just assume the easiest UI for now, until we have the proper layout information.
         mDrawingFlatColor = true;
     }
@@ -179,7 +177,7 @@
                         Math.min(hotseatSize, LayoutUtils.getDefaultSwipeHeight(context, dp));
                 mDragHandleProgress =  1 - (dragHandleTop / mShiftRange);
             }
-            mTopOffset = dp.getInsets().top - mShelfOffset;
+            mTopOffset = dp.getInsets().top - mDragHandleSize.y;
             mShelfTopAtThreshold = mShiftRange * SCRIM_CATCHUP_THRESHOLD + mTopOffset;
         }
         updateColors();
@@ -190,12 +188,15 @@
     @Override
     public void updateColors() {
         super.updateColors();
+        mDragHandleOffset = 0;
         if (mDrawingFlatColor) {
-            mDragHandleOffset = 0;
             return;
         }
 
-        mDragHandleOffset = mShelfOffset - mDragHandleSize;
+        if (mProgress < mDragHandleProgress) {
+            mDragHandleOffset = mShiftRange * (mDragHandleProgress - mProgress);
+        }
+
         if (mProgress >= SCRIM_CATCHUP_THRESHOLD) {
             mShelfTop = mShiftRange * mProgress + mTopOffset;
         } else {
@@ -231,10 +232,6 @@
                             (float) 0, LINEAR));
             mRemainingScreenColor = setColorAlphaBound(mScrimColor, remainingScrimAlpha);
         }
-
-        if (mProgress < mDragHandleProgress) {
-            mDragHandleOffset += mShiftRange * (mDragHandleProgress - mProgress);
-        }
     }
 
     @Override
@@ -290,4 +287,9 @@
         mPaint.setColor(mShelfColor);
         canvas.drawRoundRect(0, mShelfTop, width, height + mRadius, mRadius, mRadius, mPaint);
     }
+
+    @Override
+    public float getVisualTop() {
+        return mShelfTop;
+    }
 }
diff --git a/res/drawable-v24/drag_handle_indicator_shadow.xml b/res/drawable-v24/drag_handle_indicator_shadow.xml
new file mode 100644
index 0000000..774bc38
--- /dev/null
+++ b/res/drawable-v24/drag_handle_indicator_shadow.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 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.
+-->
+<com.android.launcher3.graphics.ShadowDrawable
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:src="@drawable/drag_handle_indicator_no_shadow"
+    android:elevation="@dimen/vertical_drag_handle_elevation" />
diff --git a/res/drawable/drag_handle_indicator.xml b/res/drawable/drag_handle_indicator.xml
deleted file mode 100644
index b01b84a..0000000
--- a/res/drawable/drag_handle_indicator.xml
+++ /dev/null
@@ -1,40 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2017 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.
--->
-
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="@dimen/vertical_drag_handle_size"
-    android:height="@dimen/vertical_drag_handle_size"
-    android:viewportWidth="36.0"
-    android:viewportHeight="36.0" >
-
-    <group
-        android:translateX="11.5"
-        android:translateY="11.5">
-        <path
-            android:pathData="M2 8.5L6.5 4L11 8.5"
-            android:strokeColor="?attr/workspaceAmbientShadowColor"
-            android:strokeWidth="3.6"
-            android:strokeLineCap="round"
-            android:strokeLineJoin="round" />
-
-        <path
-            android:pathData="M2 8.5L6.5 4L11 8.5"
-            android:strokeColor="?attr/workspaceTextColor"
-            android:strokeWidth="1.8"
-            android:strokeLineCap="round"
-            android:strokeLineJoin="round" />
-        </group>
-</vector>
diff --git a/res/drawable/drag_handle_indicator_no_shadow.xml b/res/drawable/drag_handle_indicator_no_shadow.xml
new file mode 100644
index 0000000..341e60c
--- /dev/null
+++ b/res/drawable/drag_handle_indicator_no_shadow.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 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.
+-->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="@dimen/vertical_drag_handle_width"
+    android:height="@dimen/vertical_drag_handle_height"
+    android:viewportWidth="18.0"
+    android:viewportHeight="6.0"
+    android:tint="?attr/workspaceTextColor" >
+
+    <path
+        android:pathData="M17,6c-0.15,0-0.3-0.03-0.45-0.11L9,2.12L1.45,5.89c-0.5,0.25-1.09,
+        0.05-1.34-0.45S0.06,4.35,0.55,4.11l8-4c0.28-0.14,0.61-0.14,0.89,0l8,4c0.49,0.25,0.69,
+        0.85,0.45,1.34C17.72,5.8,17.37,6,17,6z"
+        android:fillColor="@android:color/white" />
+</vector>
diff --git a/res/layout/launcher.xml b/res/layout/launcher.xml
index ab6c960..de13277 100644
--- a/res/layout/launcher.xml
+++ b/res/layout/launcher.xml
@@ -57,7 +57,7 @@
         <com.android.launcher3.pageindicators.WorkspacePageIndicator
             android:id="@+id/page_indicator"
             android:layout_width="match_parent"
-            android:layout_height="@dimen/vertical_drag_handle_size"
+            android:layout_height="@dimen/workspace_page_indicator_height"
             android:layout_gravity="bottom|center_horizontal"
             android:theme="@style/HomeScreenElementTheme" />
 
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 271511e..0b589a2 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -20,7 +20,6 @@
 
     <!-- Dynamic Grid -->
     <dimen name="dynamic_grid_edge_margin">8dp</dimen>
-    <dimen name="dynamic_grid_page_indicator_line_height">1dp</dimen>
     <dimen name="dynamic_grid_icon_drawable_padding">8dp</dimen>
     <!-- Minimum space between workspace and hotseat in spring loaded mode -->
     <dimen name="dynamic_grid_min_spring_loaded_space">8dp</dimen>
@@ -36,10 +35,18 @@
     <dimen name="dynamic_grid_hotseat_extra_vertical_size">34dp</dimen>
     <dimen name="dynamic_grid_hotseat_side_padding">0dp</dimen>
 
+    <!-- Workspace page indicator -->
+    <dimen name="workspace_page_indicator_height">24dp</dimen>
+    <dimen name="workspace_page_indicator_line_height">1dp</dimen>
+    <dimen name="workspace_page_indicator_overlap_workspace">0dp</dimen>
+
     <!-- Hotseat/all-apps scrim -->
     <dimen name="all_apps_scrim_blur">4dp</dimen>
-    <dimen name="vertical_drag_handle_size">24dp</dimen>
-    <dimen name="vertical_drag_handle_overlap_workspace">0dp</dimen>
+    <dimen name="vertical_drag_handle_width">18dp</dimen>
+    <dimen name="vertical_drag_handle_height">6dp</dimen>
+    <dimen name="vertical_drag_handle_elevation">1dp</dimen>
+    <dimen name="vertical_drag_handle_touch_size">48dp</dimen>
+    <dimen name="vertical_drag_handle_padding_in_vertical_bar_layout">16dp</dimen>
 
 <!-- Drop target bar -->
     <dimen name="dynamic_grid_drop_target_size">48dp</dimen>
diff --git a/res/values/drawables.xml b/res/values/drawables.xml
index 9c57ec1..7d63142 100644
--- a/res/values/drawables.xml
+++ b/res/values/drawables.xml
@@ -18,4 +18,5 @@
     <drawable name="ic_remove_shadow">@drawable/ic_remove_no_shadow</drawable>
     <drawable name="ic_uninstall_shadow">@drawable/ic_uninstall_no_shadow</drawable>
     <drawable name="ic_block_shadow">@drawable/ic_block_no_shadow</drawable>
+    <drawable name="all_apps_arrow_shadow">@drawable/drag_handle_indicator_no_shadow</drawable>
 </resources>
\ No newline at end of file
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index c8e73ba..921e8ac 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -151,27 +151,25 @@
         TypedArray a = context.obtainStyledAttributes(attrs,
                 R.styleable.BubbleTextView, defStyle, 0);
         mLayoutHorizontal = a.getBoolean(R.styleable.BubbleTextView_layoutHorizontal, false);
+        DeviceProfile grid = mActivity.getDeviceProfile();
 
         mDisplay = a.getInteger(R.styleable.BubbleTextView_iconDisplay, DISPLAY_WORKSPACE);
         final int defaultIconSize;
         if (mDisplay == DISPLAY_WORKSPACE) {
-            DeviceProfile grid = mActivity.getWallpaperDeviceProfile();
             setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.iconTextSizePx);
             setCompoundDrawablePadding(grid.iconDrawablePaddingPx);
             defaultIconSize = grid.iconSizePx;
         } else if (mDisplay == DISPLAY_ALL_APPS) {
-            DeviceProfile grid = mActivity.getDeviceProfile();
             setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.allAppsIconTextSizePx);
             setCompoundDrawablePadding(grid.allAppsIconDrawablePaddingPx);
             defaultIconSize = grid.allAppsIconSizePx;
         } else if (mDisplay == DISPLAY_FOLDER) {
-            DeviceProfile grid = mActivity.getDeviceProfile();
             setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.folderChildTextSizePx);
             setCompoundDrawablePadding(grid.folderChildDrawablePaddingPx);
             defaultIconSize = grid.folderChildIconSizePx;
         } else {
             // widget_selection or shortcut_popup
-            defaultIconSize = mActivity.getDeviceProfile().iconSizePx;
+            defaultIconSize = grid.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 9682d09..4259196 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -59,14 +59,12 @@
 import com.android.launcher3.dragndrop.DraggableView;
 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;
@@ -77,7 +75,7 @@
 import java.util.Comparator;
 import java.util.Stack;
 
-public class CellLayout extends ViewGroup implements Transposable {
+public class CellLayout extends ViewGroup {
     private static final String TAG = "CellLayout";
     private static final boolean LOGD = false;
 
@@ -184,7 +182,6 @@
 
     // Related to accessible drag and drop
     private boolean mUseTouchHelper = false;
-    private RotationMode mRotationMode = RotationMode.NORMAL;
 
     public CellLayout(Context context) {
         this(context, null);
@@ -206,7 +203,7 @@
         setClipToPadding(false);
         mActivity = ActivityContext.lookupContext(context);
 
-        DeviceProfile grid = mActivity.getWallpaperDeviceProfile();
+        DeviceProfile grid = mActivity.getDeviceProfile();
 
         mCellWidth = mCellHeight = -1;
         mFixedCellWidth = mFixedCellHeight = -1;
@@ -314,24 +311,6 @@
         }
     }
 
-    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 onInterceptTouchEvent(MotionEvent ev) {
         if (mUseTouchHelper ||
@@ -789,13 +768,6 @@
         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);
@@ -846,15 +818,7 @@
                 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);
-        }
+        mShortcutsAndWidgets.layout(left, top, right, bottom);
     }
 
     /**
@@ -863,8 +827,7 @@
      * width in {@link DeviceProfile#calculateCellWidth(int, int)}.
      */
     public int getUnusedHorizontalSpace() {
-        return (mRotationMode.isTransposed ? getMeasuredHeight() : getMeasuredWidth())
-                - getPaddingLeft() - getPaddingRight() - (mCountX * mCellWidth);
+        return getMeasuredWidth() - getPaddingLeft() - getPaddingRight() - (mCountX * mCellWidth);
     }
 
     public Drawable getScrimBackground() {
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index c049069..4e1e586 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -76,9 +76,9 @@
     public float workspaceSpringLoadShrinkFactor;
     public final int workspaceSpringLoadedBottomSpace;
 
-    // Drag handle
-    public final int verticalDragHandleSizePx;
-    private final int verticalDragHandleOverlapWorkspace;
+    // Workspace page indicator
+    public final int workspacePageIndicatorHeight;
+    private final int mWorkspacePageIndicatorOverlapWorkspace;
 
     // Workspace icons
     public int iconSizePx;
@@ -190,10 +190,10 @@
             cellLayoutBottomPaddingPx = 0;
         }
 
-        verticalDragHandleSizePx = res.getDimensionPixelSize(
-                R.dimen.vertical_drag_handle_size);
-        verticalDragHandleOverlapWorkspace =
-                res.getDimensionPixelSize(R.dimen.vertical_drag_handle_overlap_workspace);
+        workspacePageIndicatorHeight = res.getDimensionPixelSize(
+                R.dimen.workspace_page_indicator_height);
+        mWorkspacePageIndicatorOverlapWorkspace =
+                res.getDimensionPixelSize(R.dimen.workspace_page_indicator_overlap_workspace);
 
         iconDrawablePaddingOriginalPx =
                 res.getDimensionPixelSize(R.dimen.dynamic_grid_icon_drawable_padding);
@@ -211,7 +211,7 @@
         hotseatBarSidePaddingEndPx =
                 res.getDimensionPixelSize(R.dimen.dynamic_grid_hotseat_side_padding);
         // Add a bit of space between nav bar and hotseat in vertical bar layout.
-        hotseatBarSidePaddingStartPx = isVerticalBarLayout() ? verticalDragHandleSizePx : 0;
+        hotseatBarSidePaddingStartPx = isVerticalBarLayout() ? workspacePageIndicatorHeight : 0;
         hotseatBarSizePx = ResourceUtils.pxFromDp(inv.iconSize, dm) + (isVerticalBarLayout()
                 ? (hotseatBarSidePaddingStartPx + hotseatBarSidePaddingEndPx)
                 : (res.getDimensionPixelSize(R.dimen.dynamic_grid_hotseat_extra_vertical_size)
@@ -227,7 +227,7 @@
             // in portrait mode closer together by adding more height to the hotseat.
             // Note: This calculation was created after noticing a pattern in the design spec.
             int extraSpace = getCellSize().y - iconSizePx - iconDrawablePaddingPx * 2
-                    - verticalDragHandleSizePx;
+                    - workspacePageIndicatorHeight;
             hotseatBarSizePx += extraSpace;
             hotseatBarBottomPaddingPx += extraSpace;
 
@@ -376,7 +376,7 @@
 
         if (!isVerticalLayout) {
             int expectedWorkspaceHeight = availableHeightPx - hotseatBarSizePx
-                    - verticalDragHandleSizePx - edgeMarginPx;
+                    - workspacePageIndicatorHeight - edgeMarginPx;
             float minRequiredHeight = dropTargetBarSizePx + workspaceSpringLoadedBottomSpace;
             workspaceSpringLoadShrinkFactor = Math.min(
                     res.getInteger(R.integer.config_workspaceSpringLoadShrinkPercentage) / 100.0f,
@@ -480,14 +480,14 @@
             padding.bottom = edgeMarginPx;
             if (isSeascape()) {
                 padding.left = hotseatBarSizePx;
-                padding.right = verticalDragHandleSizePx;
+                padding.right = hotseatBarSidePaddingStartPx;
             } else {
-                padding.left = verticalDragHandleSizePx;
+                padding.left = hotseatBarSidePaddingStartPx;
                 padding.right = hotseatBarSizePx;
             }
         } else {
-            int paddingBottom = hotseatBarSizePx + verticalDragHandleSizePx
-                    - verticalDragHandleOverlapWorkspace;
+            int paddingBottom = hotseatBarSizePx + workspacePageIndicatorHeight
+                    - mWorkspacePageIndicatorOverlapWorkspace;
             if (isTablet) {
                 // Pad the left and right of the workspace to ensure consistent spacing
                 // between all icons
@@ -554,7 +554,7 @@
                     mInsets.top + dropTargetBarSizePx + edgeMarginPx,
                     mInsets.left + availableWidthPx - edgeMarginPx,
                     mInsets.top + availableHeightPx - hotseatBarSizePx
-                            - verticalDragHandleSizePx - edgeMarginPx);
+                            - workspacePageIndicatorHeight - edgeMarginPx);
         }
     }
 
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index 76cfe1c..78bd2ff 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -27,15 +27,13 @@
 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;
 
 import java.util.ArrayList;
 
-public class Hotseat extends CellLayout implements LogContainerProvider, Insettable, Transposable {
+public class Hotseat extends CellLayout implements LogContainerProvider, Insettable {
 
     @ViewDebug.ExportedProperty(category = "launcher")
     private boolean mHasVerticalHotseat;
@@ -89,7 +87,7 @@
     @Override
     public void setInsets(Rect insets) {
         FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
-        DeviceProfile grid = mActivity.getWallpaperDeviceProfile();
+        DeviceProfile grid = mActivity.getDeviceProfile();
         insets = grid.getInsets();
 
         if (grid.isVerticalBarLayout()) {
@@ -117,9 +115,4 @@
     public boolean onTouchEvent(MotionEvent event) {
         return event.getY() > getCellHeight();
     }
-
-    @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 5b9f676..043ea2f 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -56,7 +56,6 @@
 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.CancellationSignal;
@@ -102,7 +101,6 @@
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.folder.FolderGridOrganizer;
 import com.android.launcher3.folder.FolderIcon;
-import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.icons.IconCache;
 import com.android.launcher3.keyboard.CustomActionsPopup;
 import com.android.launcher3.keyboard.ViewGroupFocusHelper;
@@ -317,9 +315,6 @@
 
     private float mCurrentAssistantVisibility = 0f;
 
-    private DeviceProfile mStableDeviceProfile;
-    private RotationMode mRotationMode = RotationMode.NORMAL;
-
     protected LauncherOverlayManager mOverlayManager;
     // If true, overlay callbacks are deferred
     private boolean mDeferOverlayCallbacks;
@@ -503,24 +498,12 @@
         super.onConfigurationChanged(newConfig);
     }
 
-    public void reload() {
-        onIdpChanged(mDeviceProfile.inv);
-    }
-
-    private boolean supportsFakeLandscapeUI() {
-        return FeatureFlags.FAKE_LANDSCAPE_UI.get() && !mRotationHelper.homeScreenCanRotate();
-    }
-
     @Override
     public void reapplyUi() {
         reapplyUi(true /* cancelCurrentAnimation */);
     }
 
     public void reapplyUi(boolean cancelCurrentAnimation) {
-        if (supportsFakeLandscapeUI()) {
-            mRotationMode = mStableDeviceProfile == null
-                    ? RotationMode.NORMAL : getFakeRotationMode(mDeviceProfile);
-        }
         getRootView().dispatchInsets();
         getStateManager().reapplyState(cancelCurrentAnimation);
     }
@@ -533,7 +516,6 @@
     private void onIdpChanged(InvariantDeviceProfile idp) {
         mUserEventDispatcher = null;
 
-        DeviceProfile oldWallpaperProfile = getWallpaperDeviceProfile();
         initDeviceProfile(idp);
         dispatchDeviceProfileChanged();
         reapplyUi();
@@ -542,9 +524,7 @@
         // Calling onSaveInstanceState ensures that static cache used by listWidgets is
         // initialized properly.
         onSaveInstanceState(new Bundle());
-        if (oldWallpaperProfile != getWallpaperDeviceProfile()) {
-            mModel.rebindCallbacks();
-        }
+        mModel.rebindCallbacks();
     }
 
     public void onAssistantVisibilityChanged(float visibility) {
@@ -571,41 +551,8 @@
             mDeviceProfile = mDeviceProfile.getMultiWindowProfile(this, mwSize);
         }
 
-        if (supportsFakeLandscapeUI() && mDeviceProfile.isVerticalBarLayout()) {
-            mStableDeviceProfile = mDeviceProfile.inv.portraitProfile;
-            mRotationMode = getFakeRotationMode(mDeviceProfile);
-        } else {
-            mStableDeviceProfile = null;
-            mRotationMode = RotationMode.NORMAL;
-        }
-
-        mRotationHelper.updateRotationAnimation();
         onDeviceProfileInitiated();
-        mModelWriter = mModel.getWriter(getWallpaperDeviceProfile().isVerticalBarLayout(), true);
-    }
-
-    public void updateInsets(Rect insets) {
-        mDeviceProfile.updateInsets(insets);
-        if (mStableDeviceProfile != null) {
-            Rect r = mStableDeviceProfile.getInsets();
-            mRotationMode.mapInsets(this, insets, r);
-            mStableDeviceProfile.updateInsets(r);
-        }
-    }
-
-    @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;
+        mModelWriter = mModel.getWriter(getDeviceProfile().isVerticalBarLayout(), true);
     }
 
     public RotationHelper getRotationHelper() {
@@ -1193,7 +1140,7 @@
         // Setup the drag controller (drop targets have to be added in reverse order in priority)
         mDropTargetBar.setup(mDragController);
 
-        mAllAppsController.setupViews(mAppsView);
+        mAllAppsController.setupViews(mAppsView, mScrimView);
     }
 
     /**
@@ -1415,6 +1362,10 @@
         return mDropTargetBar;
     }
 
+    public ScrimView getScrimView() {
+        return mScrimView;
+    }
+
     public LauncherAppWidgetHost getAppWidgetHost() {
         return mAppWidgetHost;
     }
@@ -1753,7 +1704,6 @@
     public FolderIcon addFolder(CellLayout layout, int container, final int screenId, int cellX,
             int cellY) {
         final FolderInfo folderInfo = new FolderInfo();
-        folderInfo.title = "";
 
         // Update the model
         getModelWriter().addItemToDatabase(folderInfo, container, screenId, cellX, cellY);
@@ -2049,7 +1999,7 @@
         mAppWidgetHost.clearViews();
 
         if (mHotseat != null) {
-            mHotseat.resetLayout(getWallpaperDeviceProfile().isVerticalBarLayout());
+            mHotseat.resetLayout(getDeviceProfile().isVerticalBarLayout());
         }
         TraceHelper.INSTANCE.endSection(traceToken);
     }
@@ -2724,10 +2674,6 @@
         return new TouchController[] {getDragController(), new AllAppsSwipeController(this)};
     }
 
-    protected RotationMode getFakeRotationMode(DeviceProfile deviceProfile) {
-        return RotationMode.NORMAL;
-    }
-
     protected ScaleAndTranslation getOverviewScaleAndTranslationForNormalState() {
         return new ScaleAndTranslation(1.1f, 0f, 0f);
     }
diff --git a/src/com/android/launcher3/LauncherRootView.java b/src/com/android/launcher3/LauncherRootView.java
index 2b2224a..b4fbbc3 100644
--- a/src/com/android/launcher3/LauncherRootView.java
+++ b/src/com/android/launcher3/LauncherRootView.java
@@ -83,7 +83,7 @@
                 UI_STATE_ROOT_VIEW, drawInsetBar ? FLAG_DARK_NAV : 0);
 
         // Update device profile before notifying th children.
-        mLauncher.updateInsets(insets);
+        mLauncher.getDeviceProfile().updateInsets(insets);
         boolean resetState = !insets.equals(mInsets);
         setInsets(insets);
 
@@ -127,7 +127,7 @@
     }
 
     public void dispatchInsets() {
-        mLauncher.updateInsets(mInsets);
+        mLauncher.getDeviceProfile().updateInsets(mInsets);
         super.setInsets(mInsets);
     }
 
diff --git a/src/com/android/launcher3/ShortcutAndWidgetContainer.java b/src/com/android/launcher3/ShortcutAndWidgetContainer.java
index c07dd9d..6326b7a 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.getWallpaperDeviceProfile();
+            DeviceProfile profile = mActivity.getDeviceProfile();
             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.getWallpaperDeviceProfile().getCellHeight(mContainerType));
+                mActivity.getDeviceProfile().getCellHeight(mContainerType));
     }
 
     public void measureChild(View child) {
         CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
-        final DeviceProfile profile = mActivity.getWallpaperDeviceProfile();
+        final DeviceProfile profile = mActivity.getDeviceProfile();
 
         if (child instanceof LauncherAppWidgetHostView) {
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX,
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 122b393..0cd08d4 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -62,7 +62,6 @@
 
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.dragndrop.FolderAdaptiveIcon;
-import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.graphics.TintedDrawableSpan;
 import com.android.launcher3.icons.IconProvider;
 import com.android.launcher3.icons.LauncherIcons;
@@ -72,7 +71,6 @@
 import com.android.launcher3.shortcuts.ShortcutRequest;
 import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.PackageManagerHelper;
-import com.android.launcher3.views.Transposable;
 import com.android.launcher3.widget.PendingAddShortcutInfo;
 
 import java.lang.reflect.Method;
@@ -165,7 +163,7 @@
     public static float getDescendantCoordRelativeToAncestor(
             View descendant, View ancestor, float[] coord, boolean includeRootScroll) {
         return getDescendantCoordRelativeToAncestor(descendant, ancestor, coord, includeRootScroll,
-                false, null);
+                false);
     }
 
     /**
@@ -178,15 +176,12 @@
      * @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
-     * @param outRotation If not null, and {@param ignoreTransform} is true, this is set to the
-     *                   overall rotation of the view in degrees.
      * @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[] outRotation) {
+            float[] coord, boolean includeRootScroll, boolean ignoreTransform) {
         float scale = 1.0f;
         View v = descendant;
         while(v != ancestor && v != null) {
@@ -196,19 +191,7 @@
                 offsetPoints(coord, -v.getScrollX(), -v.getScrollY());
             }
 
-            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);
-
-                        if (outRotation != null) {
-                            outRotation[0] += m.surfaceRotation;
-                        }
-                    }
-                }
-            } else {
+            if (!ignoreTransform) {
                 v.getMatrix().mapPoints(coord);
             }
             offsetPoints(coord, v.getLeft(), v.getTop());
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 8bc0242..3a3de26 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -75,7 +75,6 @@
 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.icons.BitmapRenderer;
 import com.android.launcher3.logging.UserEventDispatcher;
 import com.android.launcher3.pageindicators.WorkspacePageIndicator;
@@ -125,7 +124,7 @@
 
     private static final int ADJACENT_SCREEN_DROP_DURATION = 300;
 
-    private static final int DEFAULT_PAGE = 0;
+    public static final int DEFAULT_PAGE = 0;
 
     private LayoutTransition mLayoutTransition;
     @Thunk final WallpaperManager mWallpaperManager;
@@ -276,20 +275,13 @@
     @Override
     public void setInsets(Rect insets) {
         DeviceProfile grid = mLauncher.getDeviceProfile();
-        DeviceProfile stableGrid = mLauncher.getWallpaperDeviceProfile();
 
-        mMaxDistanceForFolderCreation = stableGrid.isTablet
-                ? 0.75f * stableGrid.iconSizePx
-                : 0.55f * stableGrid.iconSizePx;
+        mMaxDistanceForFolderCreation = grid.isTablet
+                ? 0.75f * grid.iconSizePx : 0.55f * grid.iconSizePx;
         mWorkspaceFadeInAdjacentScreens = grid.shouldFadeAdjacentWorkspaceScreens();
 
-        Rect padding = stableGrid.workspacePadding;
-
-        RotationMode rotationMode = mLauncher.getRotationMode();
-
-        rotationMode.mapRect(padding, mTempRect);
-        setPadding(mTempRect.left, mTempRect.top, mTempRect.right, mTempRect.bottom);
-        rotationMode.mapRect(stableGrid.getInsets(), mInsets);
+        Rect padding = grid.workspacePadding;
+        setPadding(padding.left, padding.top, padding.right, padding.bottom);
 
         if (mWorkspaceFadeInAdjacentScreens) {
             // In landscape mode the page spacing is set to the default.
@@ -302,12 +294,11 @@
         }
 
 
-        int paddingLeftRight = stableGrid.cellLayoutPaddingLeftRightPx;
-        int paddingBottom = stableGrid.cellLayoutBottomPaddingPx;
+        int paddingLeftRight = grid.cellLayoutPaddingLeftRightPx;
+        int paddingBottom = grid.cellLayoutBottomPaddingPx;
         for (int i = mWorkspaceScreens.size() - 1; i >= 0; i--) {
-            CellLayout page = mWorkspaceScreens.valueAt(i);
-            page.setRotationMode(rotationMode);
-            page.setPadding(paddingLeftRight, 0, paddingLeftRight, paddingBottom);
+            mWorkspaceScreens.valueAt(i)
+                    .setPadding(paddingLeftRight, 0, paddingLeftRight, paddingBottom);
         }
     }
 
@@ -327,7 +318,7 @@
 
             float scale = 1;
             if (isWidget) {
-                DeviceProfile profile = mLauncher.getWallpaperDeviceProfile();
+                DeviceProfile profile = mLauncher.getDeviceProfile();
                 scale = Utilities.shrinkRect(r, profile.appWidgetScale.x, profile.appWidgetScale.y);
             }
             size[0] = r.width();
@@ -555,10 +546,9 @@
         // created CellLayout.
         CellLayout newScreen = (CellLayout) LayoutInflater.from(getContext()).inflate(
                         R.layout.workspace_screen, this, false /* attachToRoot */);
-        DeviceProfile grid = mLauncher.getWallpaperDeviceProfile();
+        DeviceProfile grid = mLauncher.getDeviceProfile();
         int paddingLeftRight = grid.cellLayoutPaddingLeftRightPx;
         int paddingBottom = grid.cellLayoutBottomPaddingPx;
-        newScreen.setRotationMode(mLauncher.getRotationMode());
         newScreen.setPadding(paddingLeftRight, 0, paddingLeftRight, paddingBottom);
 
         mWorkspaceScreens.put(screenId, newScreen);
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index c521c34..c4c4377 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -104,10 +104,8 @@
             Interpolator scaleInterpolator = config.getInterpolator(ANIM_WORKSPACE_SCALE, ZOOM_OUT);
             propertySetter.setFloat(mWorkspace, SCALE_PROPERTY, mNewScale, scaleInterpolator);
 
-            if (!hotseat.getRotationMode().isTransposed) {
-                setPivotToScaleWithWorkspace(hotseat);
-                setPivotToScaleWithWorkspace(qsbScaleView);
-            }
+            setPivotToScaleWithWorkspace(hotseat);
+            setPivotToScaleWithWorkspace(qsbScaleView);
             float hotseatScale = hotseatScaleAndTranslation.scale;
             Interpolator hotseatScaleInterpolator = config.getInterpolator(ANIM_HOTSEAT_SCALE,
                     scaleInterpolator);
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index 7600f52..68b0706 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -123,8 +123,8 @@
 
         // Use a light system UI (dark icons) if all apps is behind at least half of the
         // status bar.
-        boolean forceChange = shiftCurrent - mScrimView.getDragHandleSize()
-                <= mLauncher.getDeviceProfile().getInsets().top / 2;
+        boolean forceChange = Math.min(shiftCurrent, mScrimView.getVisualTop())
+                <= mLauncher.getDeviceProfile().getInsets().top / 2f;
         if (forceChange) {
             mLauncher.getSystemUiController().updateUiState(UI_STATE_ALL_APPS, !mIsDarkTheme);
         } else {
@@ -212,9 +212,9 @@
         return AnimationSuccessListener.forRunnable(this::onProgressAnimationEnd);
     }
 
-    public void setupViews(AllAppsContainerView appsView) {
+    public void setupViews(AllAppsContainerView appsView, ScrimView scrimView) {
         mAppsView = appsView;
-        mScrimView = mLauncher.findViewById(R.id.scrim_view);
+        mScrimView = scrimView;
     }
 
     /**
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 525f13d..bcd91da 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -95,9 +95,6 @@
     public static final BooleanFlag ENABLE_SUGGESTED_ACTIONS_OVERVIEW = new DeviceFlag(
             "ENABLE_SUGGESTED_ACTIONS_OVERVIEW", false, "Show chip hints on the overview screen");
 
-    public static final BooleanFlag FAKE_LANDSCAPE_UI = getDebugFlag(
-            "FAKE_LANDSCAPE_UI", false, "Rotate launcher UI instead of using transposed layout");
-
     public static final BooleanFlag FOLDER_NAME_SUGGEST = new DeviceFlag(
             "FOLDER_NAME_SUGGEST", true,
             "Suggests folder names instead of blank text.");
diff --git a/src/com/android/launcher3/dragndrop/DragLayer.java b/src/com/android/launcher3/dragndrop/DragLayer.java
index 9ece3d3..970c5a0 100644
--- a/src/com/android/launcher3/dragndrop/DragLayer.java
+++ b/src/com/android/launcher3/dragndrop/DragLayer.java
@@ -17,10 +17,6 @@
 
 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.anim.Interpolators.DEACCEL_1_5;
 import static com.android.launcher3.compat.AccessibilityManagerCompat.sendCustomAccessibilityEvent;
 
@@ -34,14 +30,12 @@
 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 com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.CellLayout;
@@ -52,12 +46,10 @@
 import com.android.launcher3.Workspace;
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.graphics.OverviewScrim;
-import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.graphics.WorkspaceAndHotseatScrim;
 import com.android.launcher3.keyboard.ViewGroupFocusHelper;
 import com.android.launcher3.util.Thunk;
 import com.android.launcher3.views.BaseDragLayer;
-import com.android.launcher3.views.Transposable;
 
 import java.util.ArrayList;
 
@@ -560,145 +552,4 @@
     public OverviewScrim getOverviewScrim() {
         return mOverviewScrim;
     }
-
-    @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);
-
-            if (child instanceof Transposable) {
-                absoluteGravity = rotation.toNaturalGravity(absoluteGravity);
-
-                switch (absoluteGravity & Gravity.HORIZONTAL_GRAVITY_MASK) {
-                    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 (absoluteGravity & Gravity.VERTICAL_GRAVITY_MASK) {
-                    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 (absoluteGravity & Gravity.HORIZONTAL_GRAVITY_MASK) {
-                    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 (absoluteGravity & Gravity.VERTICAL_GRAVITY_MASK) {
-                    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 c241dc2..202836d 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -437,7 +437,7 @@
         }
         mItemsInvalidated = true;
         mInfo.addListener(this);
-        mPreviousLabel = mInfo.title.toString();
+        Optional.ofNullable(mInfo.title).ifPresent(title -> mPreviousLabel = title.toString());
         mIsPreviousLabelSuggested = !mInfo.hasOption(FLAG_MANUAL_FOLDER_NAME);
 
         if (!isEmpty(mInfo.title)) {
diff --git a/src/com/android/launcher3/folder/FolderIcon.java b/src/com/android/launcher3/folder/FolderIcon.java
index 8251d68..eda9545 100644
--- a/src/com/android/launcher3/folder/FolderIcon.java
+++ b/src/com/android/launcher3/folder/FolderIcon.java
@@ -172,7 +172,7 @@
                     "is dependent on this");
         }
 
-        DeviceProfile grid = activity.getWallpaperDeviceProfile();
+        DeviceProfile grid = activity.getDeviceProfile();
         FolderIcon icon = (FolderIcon) LayoutInflater.from(group.getContext())
                 .inflate(resId, group, false);
 
@@ -570,8 +570,7 @@
     public void drawDot(Canvas canvas) {
         if (!mForceHideDot && ((mDotInfo != null && mDotInfo.hasDot()) || mDotScale > 0)) {
             Rect iconBounds = mDotParams.iconBounds;
-            BubbleTextView.getIconBounds(this, iconBounds,
-                    mActivity.getWallpaperDeviceProfile().iconSizePx);
+            BubbleTextView.getIconBounds(this, iconBounds, mActivity.getDeviceProfile().iconSizePx);
             float iconScale = (float) mBackground.previewSize / iconBounds.width();
             Utilities.scaleRectAboutCenter(iconBounds, iconScale);
 
diff --git a/src/com/android/launcher3/folder/PreviewBackground.java b/src/com/android/launcher3/folder/PreviewBackground.java
index 2d177d2..27b906b 100644
--- a/src/com/android/launcher3/folder/PreviewBackground.java
+++ b/src/com/android/launcher3/folder/PreviewBackground.java
@@ -153,7 +153,7 @@
         mBgColor = ta.getColor(R.styleable.FolderIconPreview_folderFillColor, 0);
         ta.recycle();
 
-        DeviceProfile grid = activity.getWallpaperDeviceProfile();
+        DeviceProfile grid = activity.getDeviceProfile();
         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
deleted file mode 100644
index 6dd356a..0000000
--- a/src/com/android/launcher3/graphics/RotationMode.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * 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.content.Context;
-import android.graphics.Rect;
-
-public abstract class RotationMode {
-
-    public static final RotationMode NORMAL = new RotationMode(0) { };
-
-    public final float surfaceRotation;
-    public final boolean isTransposed;
-
-    public 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 void mapInsets(Context context, Rect insets, Rect out) {
-        out.set(insets);
-    }
-
-    public int toNaturalGravity(int absoluteGravity) {
-        return absoluteGravity;
-    }
-}
diff --git a/src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java b/src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java
index 0f2ca72..408796f 100644
--- a/src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java
+++ b/src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java
@@ -121,7 +121,7 @@
         mLinePaint.setAlpha(0);
 
         mLauncher = Launcher.getLauncher(context);
-        mLineHeight = res.getDimensionPixelSize(R.dimen.dynamic_grid_page_indicator_line_height);
+        mLineHeight = res.getDimensionPixelSize(R.dimen.workspace_page_indicator_line_height);
 
         boolean darkText = WallpaperColorInfo.INSTANCE.get(context).supportsDarkText();
         mActiveAlpha = darkText ? BLACK_ALPHA : WHITE_ALPHA;
diff --git a/src/com/android/launcher3/states/HintState.java b/src/com/android/launcher3/states/HintState.java
index 290dbb6..43f30f1 100644
--- a/src/com/android/launcher3/states/HintState.java
+++ b/src/com/android/launcher3/states/HintState.java
@@ -17,6 +17,7 @@
 
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
+import com.android.launcher3.LauncherStateManager;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 
@@ -50,8 +51,13 @@
 
     @Override
     public void onStateTransitionEnd(Launcher launcher) {
-        launcher.getStateManager().goToState(NORMAL);
+        LauncherStateManager stateManager = launcher.getStateManager();
         Workspace workspace = launcher.getWorkspace();
-        workspace.post(workspace::moveToDefaultScreen);
+        boolean willMoveScreens = workspace.getNextPage() != Workspace.DEFAULT_PAGE;
+        stateManager.goToState(NORMAL, true, willMoveScreens ? null
+                : launcher.getScrimView()::startDragHandleEducationAnim);
+        if (willMoveScreens) {
+            workspace.post(workspace::moveToDefaultScreen);
+        }
     }
 }
diff --git a/src/com/android/launcher3/states/RotationHelper.java b/src/com/android/launcher3/states/RotationHelper.java
index d28fcf6..8bb6a08 100644
--- a/src/com/android/launcher3/states/RotationHelper.java
+++ b/src/com/android/launcher3/states/RotationHelper.java
@@ -26,6 +26,7 @@
 import static com.android.launcher3.config.FeatureFlags.FLAG_ENABLE_FIXED_ROTATION_TRANSFORM;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 
+import android.app.Activity;
 import android.content.ContentResolver;
 import android.content.SharedPreferences;
 import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
@@ -36,12 +37,9 @@
 import android.provider.Settings;
 import android.view.MotionEvent;
 import android.view.Surface;
-import android.view.WindowManager;
 
-import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.util.UiThreadHelper;
 
 import java.util.ArrayList;
@@ -77,7 +75,7 @@
     public static final int REQUEST_ROTATE = 1;
     public static final int REQUEST_LOCK = 2;
 
-    private final Launcher mLauncher;
+    private final Activity mActivity;
     private final SharedPreferences mSharedPrefs;
     private final SharedPreferences mFeatureFlagsPrefs;
 
@@ -104,17 +102,16 @@
     // This is used to defer setting rotation flags until the activity is being created
     private boolean mInitialized;
     private boolean mDestroyed;
-    private boolean mRotationHasDifferentUI;
 
     private int mLastActivityFlags = -1;
 
-    public RotationHelper(Launcher launcher) {
-        mLauncher = launcher;
+    public RotationHelper(Activity activity) {
+        mActivity = activity;
 
         // On large devices we do not handle auto-rotate differently.
-        mIgnoreAutoRotateSettings = mLauncher.getResources().getBoolean(R.bool.allow_rotation);
+        mIgnoreAutoRotateSettings = mActivity.getResources().getBoolean(R.bool.allow_rotation);
         if (!mIgnoreAutoRotateSettings) {
-            mSharedPrefs = Utilities.getPrefs(mLauncher);
+            mSharedPrefs = Utilities.getPrefs(mActivity);
             mSharedPrefs.registerOnSharedPreferenceChangeListener(this);
             mAutoRotateEnabled = mSharedPrefs.getBoolean(ALLOW_ROTATION_PREFERENCE_KEY,
                     getAllowRotationDefaultValue());
@@ -122,8 +119,8 @@
             mSharedPrefs = null;
         }
 
-        mContentResolver = launcher.getContentResolver();
-        mFeatureFlagsPrefs = Utilities.getFeatureFlagsPrefs(mLauncher);
+        mContentResolver = activity.getContentResolver();
+        mFeatureFlagsPrefs = Utilities.getFeatureFlagsPrefs(mActivity);
         mFeatureFlagsPrefs.registerOnSharedPreferenceChangeListener(this);
         updateForcedRotation(true);
     }
@@ -144,7 +141,7 @@
             mForcedRotation = isForcedRotation;
         }
         UI_HELPER_EXECUTOR.execute(() -> {
-            if (mLauncher.checkSelfPermission(WRITE_SECURE_SETTINGS) == PERMISSION_GRANTED) {
+            if (mActivity.checkSelfPermission(WRITE_SECURE_SETTINGS) == PERMISSION_GRANTED) {
                 Settings.Global.putInt(mContentResolver, FIXED_ROTATION_TRANSFORM_SETTING_NAME,
                             mForcedRotation ? 1 : 0);
             }
@@ -165,29 +162,6 @@
         mForcedRotationChangedListeners.remove(listener);
     }
 
-    public void setRotationHadDifferentUI(boolean rotationHasDifferentUI) {
-        mRotationHasDifferentUI = rotationHasDifferentUI;
-    }
-
-    public boolean homeScreenCanRotate() {
-        return mRotationHasDifferentUI || mIgnoreAutoRotateSettings || mAutoRotateEnabled
-                || mStateHandlerRequest != REQUEST_NONE
-                || mLauncher.getDeviceProfile().isMultiWindowMode;
-    }
-
-    public void updateRotationAnimation() {
-        if (FeatureFlags.FAKE_LANDSCAPE_UI.get()) {
-            WindowManager.LayoutParams lp = mLauncher.getWindow().getAttributes();
-            int oldAnim = lp.rotationAnimation;
-            lp.rotationAnimation = homeScreenCanRotate()
-                    ? WindowManager.LayoutParams.ROTATION_ANIMATION_ROTATE
-                    : WindowManager.LayoutParams.ROTATION_ANIMATION_SEAMLESS;
-            if (oldAnim != lp.rotationAnimation) {
-                mLauncher.getWindow().setAttributes(lp);
-            }
-        }
-    }
-
     @Override
     public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String s) {
         if (FLAG_ENABLE_FIXED_ROTATION_TRANSFORM.equals(s)) {
@@ -199,17 +173,13 @@
         mAutoRotateEnabled = mSharedPrefs.getBoolean(ALLOW_ROTATION_PREFERENCE_KEY,
                 getAllowRotationDefaultValue());
         if (mAutoRotateEnabled != wasRotationEnabled) {
-
             notifyChange();
-            updateRotationAnimation();
-            mLauncher.reapplyUi();
         }
     }
 
     public void setStateHandlerRequest(int request) {
         if (mStateHandlerRequest != request) {
             mStateHandlerRequest = request;
-            updateRotationAnimation();
             notifyChange();
         }
     }
@@ -231,7 +201,7 @@
     // Used by tests only.
     public void forceAllowRotationForTesting(boolean allowRotation) {
         mIgnoreAutoRotateSettings =
-                allowRotation || mLauncher.getResources().getBoolean(R.bool.allow_rotation);
+                allowRotation || mActivity.getResources().getBoolean(R.bool.allow_rotation);
         // TODO(b/150214193) Tests currently expect launcher to be able to be rotated
         //   Modify tests for this new behavior
         mForcedRotation = !allowRotation;
@@ -243,7 +213,6 @@
         if (!mInitialized) {
             mInitialized = true;
             notifyChange();
-            updateRotationAnimation();
         }
     }
 
@@ -285,7 +254,7 @@
         }
         if (activityFlags != mLastActivityFlags) {
             mLastActivityFlags = activityFlags;
-            UiThreadHelper.setOrientationAsync(mLauncher, activityFlags);
+            UiThreadHelper.setOrientationAsync(mActivity, activityFlags);
         }
     }
 
diff --git a/src/com/android/launcher3/views/ActivityContext.java b/src/com/android/launcher3/views/ActivityContext.java
index 0331a86..c9cdeff 100644
--- a/src/com/android/launcher3/views/ActivityContext.java
+++ b/src/com/android/launcher3/views/ActivityContext.java
@@ -22,7 +22,6 @@
 
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.ItemInfo;
-import com.android.launcher3.graphics.RotationMode;
 import com.android.launcher3.dot.DotInfo;
 
 /**
@@ -57,19 +56,6 @@
 
     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/FloatingIconView.java b/src/com/android/launcher3/views/FloatingIconView.java
index 3e2560f..ad8d69d 100644
--- a/src/com/android/launcher3/views/FloatingIconView.java
+++ b/src/com/android/launcher3/views/FloatingIconView.java
@@ -92,8 +92,6 @@
     private ClipIconView mClipIconView;
     private @Nullable Drawable mBadge;
 
-    private float mRotation;
-
     private View mOriginalIcon;
     private RectF mPositionOut;
     private Runnable mOnTargetChangeRunnable;
@@ -194,18 +192,17 @@
      * @param positionOut Rect that will hold the size and position of v.
      */
     private void matchPositionOf(Launcher launcher, View v, boolean isOpening, RectF positionOut) {
-        float rotation = getLocationBoundsForView(launcher, v, isOpening, positionOut);
+        getLocationBoundsForView(launcher, v, isOpening, positionOut);
         final InsettableFrameLayout.LayoutParams lp = new InsettableFrameLayout.LayoutParams(
                 Math.round(positionOut.width()),
                 Math.round(positionOut.height()));
-        updatePosition(rotation, positionOut, lp);
+        updatePosition(positionOut, lp);
         setLayoutParams(lp);
 
         mClipIconView.setLayoutParams(new FrameLayout.LayoutParams(lp.width, lp.height));
     }
 
-    private void updatePosition(float rotation, RectF pos, InsettableFrameLayout.LayoutParams lp) {
-        mRotation = rotation;
+    private void updatePosition(RectF pos, InsettableFrameLayout.LayoutParams lp) {
         mPositionOut.set(pos);
         lp.ignoreInsets = true;
         // Position the floating view exactly on top of the original
@@ -228,7 +225,7 @@
      * - For DeepShortcutView, we return the bounds of the icon view.
      * - For BubbleTextView, we return the icon bounds.
      */
-    private static float getLocationBoundsForView(Launcher launcher, View v, boolean isOpening,
+    private static void getLocationBoundsForView(Launcher launcher, View v, boolean isOpening,
             RectF outRect) {
         boolean ignoreTransform = !isOpening;
         if (v instanceof DeepShortcutView) {
@@ -239,7 +236,7 @@
             ignoreTransform = false;
         }
         if (v == null) {
-            return 0;
+            return;
         }
 
         Rect iconBounds = new Rect();
@@ -253,15 +250,13 @@
 
         float[] points = new float[] {iconBounds.left, iconBounds.top, iconBounds.right,
                 iconBounds.bottom};
-        float[] rotation = new float[] {0};
         Utilities.getDescendantCoordRelativeToAncestor(v, launcher.getDragLayer(), points,
-                false, ignoreTransform, rotation);
+                false, ignoreTransform);
         outRect.set(
                 Math.min(points[0], points[2]),
                 Math.min(points[1], points[3]),
                 Math.max(points[0], points[2]),
                 Math.max(points[1], points[3]));
-        return rotation[0];
     }
 
     /**
@@ -443,14 +438,10 @@
 
     @Override
     protected void dispatchDraw(Canvas canvas) {
-        int count = canvas.save();
-        canvas.rotate(mRotation,
-                mFinalDrawableBounds.exactCenterX(), mFinalDrawableBounds.exactCenterY());
         super.dispatchDraw(canvas);
         if (mBadge != null) {
             mBadge.draw(canvas);
         }
-        canvas.restoreToCount(count);
     }
 
     public void fastFinish() {
@@ -487,11 +478,10 @@
     @Override
     public void onGlobalLayout() {
         if (mOriginalIcon.isAttachedToWindow() && mPositionOut != null) {
-            float rotation = getLocationBoundsForView(mLauncher, mOriginalIcon, mIsOpening,
+            getLocationBoundsForView(mLauncher, mOriginalIcon, mIsOpening,
                     sTmpRectF);
-            if (rotation != mRotation || !sTmpRectF.equals(mPositionOut)) {
-                updatePosition(rotation, sTmpRectF,
-                        (InsettableFrameLayout.LayoutParams) getLayoutParams());
+            if (!sTmpRectF.equals(mPositionOut)) {
+                updatePosition(sTmpRectF, (InsettableFrameLayout.LayoutParams) getLayoutParams());
                 if (mOnTargetChangeRunnable != null) {
                     mOnTargetChangeRunnable.run();
                 }
diff --git a/src/com/android/launcher3/views/ScrimView.java b/src/com/android/launcher3/views/ScrimView.java
index 6d204f6..39e1eac 100644
--- a/src/com/android/launcher3/views/ScrimView.java
+++ b/src/com/android/launcher3/views/ScrimView.java
@@ -22,8 +22,10 @@
 
 import static com.android.launcher3.LauncherState.ALL_APPS;
 import static com.android.launcher3.LauncherState.NORMAL;
-import static com.android.launcher3.anim.Interpolators.ACCEL;
+import static com.android.launcher3.anim.Interpolators.ACCEL_DEACCEL;
 import static com.android.launcher3.anim.Interpolators.DEACCEL;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
+import static com.android.launcher3.anim.Interpolators.clampToProgress;
 import static com.android.launcher3.icons.GraphicsUtils.setColorAlphaBound;
 
 import android.animation.Animator;
@@ -33,8 +35,10 @@
 import android.animation.PropertyValuesHolder;
 import android.animation.RectEvaluator;
 import android.content.Context;
+import android.content.res.Resources;
 import android.graphics.Canvas;
 import android.graphics.Color;
+import android.graphics.Point;
 import android.graphics.Rect;
 import android.graphics.RectF;
 import android.graphics.drawable.Drawable;
@@ -98,6 +102,12 @@
     private static final int SETTINGS = R.string.settings_button_text;
     private static final int ALPHA_CHANNEL_COUNT = 1;
 
+    private static final long DRAG_HANDLE_BOUNCE_DURATION_MS = 300;
+    // How much to delay before repeating the bounce.
+    private static final long DRAG_HANDLE_BOUNCE_DELAY_MS = 200;
+    // Repeat this many times (i.e. total number of bounces is 1 + this).
+    private static final int DRAG_HANDLE_BOUNCE_REPEAT_COUNT = 2;
+
     private final Rect mTempRect = new Rect();
     private final int[] mTempPos = new int[2];
 
@@ -115,10 +125,13 @@
     protected int mEndFlatColor;
     protected int mEndFlatColorAlpha;
 
-    protected final int mDragHandleSize;
+    protected final Point mDragHandleSize;
+    private final int mDragHandleTouchSize;
+    private final int mDragHandlePaddingInVerticalBarLayout;
     protected float mDragHandleOffset;
     private final Rect mDragHandleBounds;
     private final RectF mHitRect = new RectF();
+    private ObjectAnimator mDragHandleAnim;
 
     private final MultiValueAlpha mMultiValueAlpha;
 
@@ -136,9 +149,13 @@
 
         mMaxScrimAlpha = 0.7f;
 
-        mDragHandleSize = context.getResources()
-                .getDimensionPixelSize(R.dimen.vertical_drag_handle_size);
-        mDragHandleBounds = new Rect(0, 0, mDragHandleSize, mDragHandleSize);
+        Resources res = context.getResources();
+        mDragHandleSize = new Point(res.getDimensionPixelSize(R.dimen.vertical_drag_handle_width),
+                res.getDimensionPixelSize(R.dimen.vertical_drag_handle_height));
+        mDragHandleBounds = new Rect(0, 0, mDragHandleSize.x, mDragHandleSize.y);
+        mDragHandleTouchSize = res.getDimensionPixelSize(R.dimen.vertical_drag_handle_touch_size);
+        mDragHandlePaddingInVerticalBarLayout = context.getResources()
+                .getDimensionPixelSize(R.dimen.vertical_drag_handle_padding_in_vertical_bar_layout);
 
         mAccessibilityHelper = createAccessibilityHelper();
         ViewCompat.setAccessibilityDelegate(this, mAccessibilityHelper);
@@ -204,6 +221,7 @@
     public void setProgress(float progress) {
         if (mProgress != progress) {
             mProgress = progress;
+            stopDragHandleEducationAnim();
             updateColors();
             updateDragHandleAlpha();
             invalidate();
@@ -251,70 +269,103 @@
 
     @Override
     public boolean onTouchEvent(MotionEvent event) {
-        boolean value = super.onTouchEvent(event);
-        if (!value && mDragHandle != null && event.getAction() == ACTION_DOWN
-                && mDragHandle.getAlpha() == 255
-                && mHitRect.contains(event.getX(), event.getY())) {
-
-            final Drawable drawable = mDragHandle;
-            mDragHandle = null;
-
-            Rect bounds = new Rect(mDragHandleBounds);
-            bounds.offset(0, -(int) mDragHandleOffset);
-            drawable.setBounds(bounds);
-
-            Rect topBounds = new Rect(bounds);
-            topBounds.offset(0, -bounds.height() / 2);
-
-            Rect invalidateRegion = new Rect(bounds);
-            invalidateRegion.top = topBounds.top;
-
-            Keyframe frameTop = Keyframe.ofObject(0.6f, topBounds);
-            frameTop.setInterpolator(DEACCEL);
-            Keyframe frameBot = Keyframe.ofObject(1, bounds);
-            frameBot.setInterpolator(ACCEL);
-            PropertyValuesHolder holder = PropertyValuesHolder .ofKeyframe("bounds",
-                    Keyframe.ofObject(0, bounds), frameTop, frameBot);
-            holder.setEvaluator(new RectEvaluator());
-
-            ObjectAnimator anim = ObjectAnimator.ofPropertyValuesHolder(drawable, holder);
-            anim.addListener(new AnimatorListenerAdapter() {
-                @Override
-                public void onAnimationEnd(Animator animation) {
-                    getOverlay().remove(drawable);
-                    updateDragHandleVisibility(drawable);
+        boolean superHandledTouch = super.onTouchEvent(event);
+        if (event.getAction() == ACTION_DOWN) {
+            if (!superHandledTouch && mHitRect.contains(event.getX(), event.getY())) {
+                if (startDragHandleEducationAnim()) {
+                    return true;
                 }
-            });
-            anim.addUpdateListener((v) -> invalidate(invalidateRegion));
-            getOverlay().add(drawable);
-            anim.start();
-            return true;
+            }
+            stopDragHandleEducationAnim();
         }
-        return value;
+        return superHandledTouch;
+    }
+
+    /**
+     * Animates the drag handle to demonstrate how to get to all apps.
+     * @return Whether the animation was started (false if drag handle is invisible).
+     */
+    public boolean startDragHandleEducationAnim() {
+        stopDragHandleEducationAnim();
+
+        if (mDragHandle == null || mDragHandle.getAlpha() != 255) {
+            return false;
+        }
+
+        final Drawable drawable = mDragHandle;
+        mDragHandle = null;
+
+        Rect bounds = new Rect(mDragHandleBounds);
+        bounds.offset(0, -(int) mDragHandleOffset);
+        drawable.setBounds(bounds);
+
+        Rect topBounds = new Rect(bounds);
+        topBounds.offset(0, -bounds.height());
+
+        Rect invalidateRegion = new Rect(bounds);
+        invalidateRegion.top = topBounds.top;
+
+        final float progressToReachTop = 0.6f;
+        Keyframe frameTop = Keyframe.ofObject(progressToReachTop, topBounds);
+        frameTop.setInterpolator(DEACCEL);
+        Keyframe frameBot = Keyframe.ofObject(1, bounds);
+        frameBot.setInterpolator(ACCEL_DEACCEL);
+        PropertyValuesHolder holder = PropertyValuesHolder.ofKeyframe("bounds",
+                Keyframe.ofObject(0, bounds), frameTop, frameBot);
+        holder.setEvaluator(new RectEvaluator());
+
+        mDragHandleAnim = ObjectAnimator.ofPropertyValuesHolder(drawable, holder);
+        long totalBounceDuration = DRAG_HANDLE_BOUNCE_DURATION_MS + DRAG_HANDLE_BOUNCE_DELAY_MS;
+        // The bounce finishes by this progress, the rest of the duration just delays next bounce.
+        float delayStartProgress = 1f - (float) DRAG_HANDLE_BOUNCE_DELAY_MS / totalBounceDuration;
+        mDragHandleAnim.addUpdateListener((v) -> invalidate(invalidateRegion));
+        mDragHandleAnim.setDuration(totalBounceDuration);
+        mDragHandleAnim.setInterpolator(clampToProgress(LINEAR, 0, delayStartProgress));
+        mDragHandleAnim.setRepeatCount(DRAG_HANDLE_BOUNCE_REPEAT_COUNT);
+        getOverlay().add(drawable);
+
+        mDragHandleAnim.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                mDragHandleAnim = null;
+                getOverlay().remove(drawable);
+                updateDragHandleVisibility(drawable);
+            }
+        });
+        mDragHandleAnim.start();
+        return true;
+    }
+
+    private void stopDragHandleEducationAnim() {
+        if (mDragHandleAnim != null) {
+            mDragHandleAnim.end();
+        }
     }
 
     protected void updateDragHandleBounds() {
         DeviceProfile grid = mLauncher.getDeviceProfile();
         final int left;
         final int width = getMeasuredWidth();
-        final int top = getMeasuredHeight() - mDragHandleSize - grid.getInsets().bottom;
+        final int top = getMeasuredHeight() - mDragHandleSize.y - grid.getInsets().bottom;
         final int topMargin;
 
         if (grid.isVerticalBarLayout()) {
-            topMargin = grid.workspacePadding.bottom;
+            topMargin = grid.workspacePadding.bottom + mDragHandlePaddingInVerticalBarLayout;
             if (grid.isSeascape()) {
-                left = width - grid.getInsets().right - mDragHandleSize;
+                left = width - grid.getInsets().right - mDragHandleSize.x
+                        - mDragHandlePaddingInVerticalBarLayout;
             } else {
-                left = mDragHandleSize + grid.getInsets().left;
+                left = grid.getInsets().left + mDragHandlePaddingInVerticalBarLayout;
             }
         } else {
-            left = (width - mDragHandleSize) / 2;
+            left = Math.round((width - mDragHandleSize.x) / 2f);
             topMargin = grid.hotseatBarSizePx;
         }
         mDragHandleBounds.offsetTo(left, top - topMargin);
         mHitRect.set(mDragHandleBounds);
-        float inset = -mDragHandleSize / 2;
-        mHitRect.inset(inset, inset);
+        // Inset outwards to increase touch size.
+        mHitRect.inset((mDragHandleSize.x - mDragHandleTouchSize) / 2f,
+                (mDragHandleSize.y - mDragHandleTouchSize) / 2f);
 
         if (mDragHandle != null) {
             mDragHandle.setBounds(mDragHandleBounds);
@@ -341,7 +392,7 @@
         if (visible != wasVisible) {
             if (visible) {
                 mDragHandle = recycle != null ? recycle :
-                        mLauncher.getDrawable(R.drawable.drag_handle_indicator);
+                        mLauncher.getDrawable(R.drawable.drag_handle_indicator_shadow);
                 mDragHandle.setBounds(mDragHandleBounds);
 
                 updateDragHandleAlpha();
@@ -397,7 +448,7 @@
 
         @Override
         protected int getVirtualViewAt(float x, float y) {
-            return  mDragHandleBounds.contains((int) x, (int) y)
+            return  mHitRect.contains((int) x, (int) y)
                     ? DRAG_HANDLE_ID : INVALID_ID;
         }
 
@@ -470,7 +521,10 @@
         }
     }
 
-    public int getDragHandleSize() {
-        return mDragHandleSize;
+    /**
+     * @return The top of this scrim view, or {@link Float#MAX_VALUE} if there's no distinct top.
+     */
+    public float getVisualTop() {
+        return Float.MAX_VALUE;
     }
 }
diff --git a/src/com/android/launcher3/views/Transposable.java b/src/com/android/launcher3/views/Transposable.java
deleted file mode 100644
index 929c1aa..0000000
--- a/src/com/android/launcher3/views/Transposable.java
+++ /dev/null
@@ -1,26 +0,0 @@
-/**
- * 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/src/com/android/launcher3/widget/WidgetsRecyclerView.java b/src/com/android/launcher3/widget/WidgetsRecyclerView.java
index 17baa27..7ec6214 100644
--- a/src/com/android/launcher3/widget/WidgetsRecyclerView.java
+++ b/src/com/android/launcher3/widget/WidgetsRecyclerView.java
@@ -209,4 +209,15 @@
         }
         super.stopNestedScroll();
     }
+
+    @Override
+    public void setLayoutFrozen(boolean frozen) {
+        if (frozen != isLayoutSuppressed()) {
+            if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
+                Log.d(TestProtocol.NO_SCROLL_END_WIDGETS, "setLayoutFrozen " + frozen
+                        + " @ " + android.util.Log.getStackTraceString(new Throwable()));
+            }
+        }
+        super.setLayoutFrozen(frozen);
+    }
 }
\ No newline at end of file