Merge changes I2af1792e,Ice314d46,Ib17d4a5e into sc-dev

* changes:
  Invert StateAnimationConfig.PLAY_ANIMATION as SKIP_ALL_ANIMATIONS
  Remove Overview atomic animation support
  In 2 button mode, animate to HINT_STATE instead of OVERVIEW directly
diff --git a/quickstep/src/com/android/launcher3/statehandlers/BackButtonAlphaHandler.java b/quickstep/src/com/android/launcher3/statehandlers/BackButtonAlphaHandler.java
index ce94305..1f268cc 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/BackButtonAlphaHandler.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/BackButtonAlphaHandler.java
@@ -48,10 +48,6 @@
     @Override
     public void setStateWithAnimation(LauncherState toState, StateAnimationConfig config,
             PendingAnimation animation) {
-        if (config.onlyPlayAtomicComponent()) {
-            return;
-        }
-
         if (SysUINavigationMode.getMode(mLauncher) != TWO_BUTTONS) {
             return;
         }
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
index fe8f0c6..249ef3a 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
@@ -193,7 +193,6 @@
     public void setStateWithAnimation(LauncherState toState, StateAnimationConfig config,
             PendingAnimation animation) {
         if (mSurface == null
-                || config.onlyPlayAtomicComponent()
                 || config.hasAnimationFlag(SKIP_DEPTH_CONTROLLER)
                 || mIgnoreStateChangesDuringMultiWindowAnimation) {
             return;
diff --git a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
index d65c59e..d36af09 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
@@ -26,8 +26,6 @@
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCRIM_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_Y;
-import static com.android.launcher3.states.StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_PEEK;
-import static com.android.launcher3.states.StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_SCALE;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
 import static com.android.quickstep.views.RecentsView.ADJACENT_PAGE_OFFSET;
 import static com.android.quickstep.views.RecentsView.RECENTS_GRID_PROGRESS;
@@ -83,10 +81,6 @@
     @Override
     public void setStateWithAnimation(LauncherState toState, StateAnimationConfig config,
             PendingAnimation builder) {
-        if (!config.hasAnimationFlag(PLAY_ATOMIC_OVERVIEW_PEEK | PLAY_ATOMIC_OVERVIEW_SCALE)) {
-            // The entire recents animation is played atomically.
-            return;
-        }
         if (config.hasAnimationFlag(SKIP_OVERVIEW)) {
             return;
         }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index b1c04b1..0ceb8c7 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -28,6 +28,7 @@
 import static com.android.launcher3.compat.AccessibilityManagerCompat.sendCustomAccessibilityEvent;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_APP_LAUNCH_TAP;
 import static com.android.launcher3.testing.TestProtocol.HINT_STATE_ORDINAL;
+import static com.android.launcher3.testing.TestProtocol.HINT_STATE_TWO_BUTTON_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.OVERVIEW_STATE_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.QUICK_SWITCH_STATE_ORDINAL;
 import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_HOME_KEY;
@@ -35,6 +36,7 @@
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.res.Configuration;
+import android.view.HapticFeedbackConstants;
 import android.view.View;
 
 import com.android.launcher3.BaseQuickstepLauncher;
@@ -250,6 +252,11 @@
                 }
                 break;
             }
+            case HINT_STATE_TWO_BUTTON_ORDINAL: {
+                getStateManager().goToState(OVERVIEW);
+                getDragLayer().performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
+                break;
+            }
             case OVERVIEW_STATE_ORDINAL: {
                 RecentsView rv = getOverviewPanel();
                 sendCustomAccessibilityEvent(
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java b/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
index de7be5d..ba61923 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
@@ -18,6 +18,7 @@
 import static android.view.View.VISIBLE;
 
 import static com.android.launcher3.LauncherState.HINT_STATE;
+import static com.android.launcher3.LauncherState.HINT_STATE_TWO_BUTTON;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.WorkspaceStateTransitionAnimation.getSpringScaleAnimator;
@@ -115,7 +116,8 @@
                     qsbContainer.setScaleY(0.92f);
                 }
             }
-        } else if ((fromState == NORMAL || fromState == HINT_STATE) && toState == OVERVIEW) {
+        } else if ((fromState == NORMAL || fromState == HINT_STATE
+                || fromState == HINT_STATE_TWO_BUTTON) && toState == OVERVIEW) {
             if (SysUINavigationMode.getMode(mActivity) == NO_BUTTON) {
                 config.setInterpolator(ANIM_WORKSPACE_SCALE,
                         fromState == NORMAL ? ACCEL : OVERSHOOT_1_2);
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
index fc06d29..e70450d 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
@@ -108,8 +108,8 @@
     }
 
     @Override
-    protected float initCurrentAnimation(int animComponents) {
-        float progressMultiplier = super.initCurrentAnimation(animComponents);
+    protected float initCurrentAnimation() {
+        float progressMultiplier = super.initCurrentAnimation();
         if (mToState == HINT_STATE) {
             // Track the drag across the entire height of the screen.
             progressMultiplier = -1 / getShiftRange();
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
index 4766870..61cd13b 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
@@ -33,6 +33,7 @@
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_VERTICAL_PROGRESS;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_TRANSLATE;
+import static com.android.launcher3.states.StateAnimationConfig.SKIP_ALL_ANIMATIONS;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
 import static com.android.launcher3.touch.BothAxesSwipeDetector.DIRECTION_RIGHT;
 import static com.android.launcher3.touch.BothAxesSwipeDetector.DIRECTION_UP;
@@ -372,7 +373,7 @@
             // animation as from an app.
             StateAnimationConfig config = new StateAnimationConfig();
             // Update mNonOverviewAnim to do nothing so it doesn't interfere.
-            config.animFlags = 0;
+            config.animFlags = SKIP_ALL_ANIMATIONS;
             updateNonOverviewAnim(targetState, config);
             nonOverviewAnim = mNonOverviewAnim.getAnimationPlayer();
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitStatesTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitStatesTouchController.java
index facfb9d..1af9685 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitStatesTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitStatesTouchController.java
@@ -23,17 +23,9 @@
 import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.anim.Interpolators.ACCEL;
 import static com.android.launcher3.anim.Interpolators.DEACCEL;
-import static com.android.launcher3.anim.Interpolators.LINEAR;
-import static com.android.launcher3.config.FeatureFlags.UNSTABLE_SPRINGS;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_APPS_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_VERTICAL_PROGRESS;
 
-import android.animation.TimeInterpolator;
-import android.animation.ValueAnimator;
-import android.util.Log;
 import android.view.MotionEvent;
-import android.view.animation.Interpolator;
 
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Launcher;
@@ -41,8 +33,6 @@
 import com.android.launcher3.allapps.AllAppsTransitionController;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.states.StateAnimationConfig;
-import com.android.launcher3.states.StateAnimationConfig.AnimationFlags;
-import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.touch.AbstractStateChangeTouchController;
 import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.launcher3.uioverrides.states.OverviewState;
@@ -70,11 +60,6 @@
 
     private final PortraitOverviewStateTouchHelper mOverviewPortraitStateTouchHelper;
 
-    private final InterpolatorWrapper mAllAppsInterpolatorWrapper = new InterpolatorWrapper();
-
-    // If true, we will finish the current animation instantly on second touch.
-    private boolean mFinishFastOnSecondTouch;
-
     public PortraitStatesTouchController(Launcher l) {
         super(l, SingleAxisSwipeDetector.VERTICAL);
         mOverviewPortraitStateTouchHelper = new PortraitOverviewStateTouchHelper(l);
@@ -85,10 +70,6 @@
         // If we are swiping to all apps instead of overview, allow it from anywhere.
         boolean interceptAnywhere = mLauncher.isInState(NORMAL);
         if (mCurrentAnimation != null) {
-            if (mFinishFastOnSecondTouch) {
-                mCurrentAnimation.getAnimationPlayer().end();
-            }
-
             AllAppsTransitionController allAppsController = mLauncher.getAllAppsController();
             if (ev.getY() >= allAppsController.getShiftRange() * allAppsController.getProgress()
                     || interceptAnywhere) {
@@ -96,11 +77,7 @@
                 // the touch is below the current all apps progress (to allow for double swipe).
                 return true;
             }
-            // Otherwise, make sure everything is settled and don't intercept so they can scroll
-            // recents, dismiss a task, etc.
-            if (mAtomicAnim != null) {
-                mAtomicAnim.end();
-            }
+            // Otherwise, don't intercept so they can scroll recents, dismiss a task, etc.
             return false;
         }
         if (mLauncher.isInState(ALL_APPS)) {
@@ -136,32 +113,6 @@
         return fromState;
     }
 
-    private StateAnimationConfig getNormalToOverviewAnimation() {
-        mAllAppsInterpolatorWrapper.baseInterpolator = LINEAR;
-
-        StateAnimationConfig builder = new StateAnimationConfig();
-        builder.setInterpolator(ANIM_VERTICAL_PROGRESS, mAllAppsInterpolatorWrapper);
-        return builder;
-    }
-
-    private static StateAnimationConfig getOverviewToAllAppsAnimation() {
-        StateAnimationConfig builder = new StateAnimationConfig();
-        builder.setInterpolator(ANIM_ALL_APPS_FADE, Interpolators.clampToProgress(ACCEL,
-                0, ALL_APPS_CONTENT_FADE_THRESHOLD));
-        builder.setInterpolator(ANIM_OVERVIEW_FADE, Interpolators.clampToProgress(DEACCEL,
-                RECENTS_FADE_THRESHOLD, 1));
-        return builder;
-    }
-
-    private StateAnimationConfig getAllAppsToOverviewAnimation() {
-        StateAnimationConfig builder = new StateAnimationConfig();
-        builder.setInterpolator(ANIM_ALL_APPS_FADE, Interpolators.clampToProgress(DEACCEL,
-                1 - ALL_APPS_CONTENT_FADE_THRESHOLD, 1));
-        builder.setInterpolator(ANIM_OVERVIEW_FADE, Interpolators.clampToProgress(ACCEL,
-                0f, 1 - RECENTS_FADE_THRESHOLD));
-        return builder;
-    }
-
     private StateAnimationConfig getNormalToAllAppsAnimation() {
         StateAnimationConfig builder = new StateAnimationConfig();
         builder.setInterpolator(ANIM_ALL_APPS_FADE, Interpolators.clampToProgress(ACCEL,
@@ -180,13 +131,7 @@
     protected StateAnimationConfig getConfigForStates(
             LauncherState fromState, LauncherState toState) {
         final StateAnimationConfig config;
-        if (fromState == NORMAL && toState == OVERVIEW) {
-            config = getNormalToOverviewAnimation();
-        } else if (fromState == OVERVIEW && toState == ALL_APPS) {
-            config = getOverviewToAllAppsAnimation();
-        } else if (fromState == ALL_APPS && toState == OVERVIEW) {
-            config = getAllAppsToOverviewAnimation();
-        } else if (fromState == NORMAL && toState == ALL_APPS) {
+        if (fromState == NORMAL && toState == ALL_APPS) {
             config = getNormalToAllAppsAnimation();
         } else if (fromState == ALL_APPS && toState == NORMAL) {
             config = getAllAppsToNormalAnimation();
@@ -197,7 +142,7 @@
     }
 
     @Override
-    protected float initCurrentAnimation(@AnimationFlags int animFlags) {
+    protected float initCurrentAnimation() {
         float range = getShiftRange();
         long maxAccuracy = (long) (2 * range);
 
@@ -208,7 +153,6 @@
 
         final StateAnimationConfig config = totalShift == 0 ? new StateAnimationConfig()
                 : getConfigForStates(mFromState, mToState);
-        config.animFlags = animFlags;
         config.duration = maxAccuracy;
 
         if (mCurrentAnimation != null) {
@@ -243,35 +187,6 @@
     }
 
     @Override
-    protected void updateSwipeCompleteAnimation(ValueAnimator animator, long expectedDuration,
-            LauncherState targetState, float velocity, boolean isFling) {
-        super.updateSwipeCompleteAnimation(animator, expectedDuration, targetState,
-                velocity, isFling);
-        handleFirstSwipeToOverview(animator, expectedDuration, targetState, velocity, isFling);
-    }
-
-    private void handleFirstSwipeToOverview(final ValueAnimator animator,
-            final long expectedDuration, final LauncherState targetState, final float velocity,
-            final boolean isFling) {
-        if (UNSTABLE_SPRINGS.get() && mFromState == OVERVIEW && mToState == ALL_APPS
-                && targetState == OVERVIEW) {
-            mFinishFastOnSecondTouch = true;
-        } else  if (mFromState == NORMAL && mToState == OVERVIEW && targetState == OVERVIEW) {
-            mFinishFastOnSecondTouch = true;
-            if (isFling && expectedDuration != 0) {
-                // Update all apps interpolator to add a bit of overshoot starting from currFraction
-                final float currFraction = mCurrentAnimation.getProgressFraction();
-                mAllAppsInterpolatorWrapper.baseInterpolator = Interpolators.clampToProgress(
-                        Interpolators.overshootInterpolatorForVelocity(velocity), currFraction, 1);
-                animator.setDuration(Math.min(expectedDuration, ATOMIC_DURATION))
-                        .setInterpolator(LINEAR);
-            }
-        } else {
-            mFinishFastOnSecondTouch = false;
-        }
-    }
-
-    @Override
     protected void onSwipeInteractionCompleted(LauncherState targetState) {
         super.onSwipeInteractionCompleted(targetState);
         if (mStartState == NORMAL && targetState == OVERVIEW) {
@@ -296,16 +211,6 @@
         return launcher.getDragLayer().getHeight() - hotseatHeight;
     }
 
-    private static class InterpolatorWrapper implements Interpolator {
-
-        public TimeInterpolator baseInterpolator = LINEAR;
-
-        @Override
-        public float getInterpolation(float v) {
-            return baseInterpolator.getInterpolation(v);
-        }
-    }
-
     @Override
     public boolean onControllerInterceptTouchEvent(MotionEvent ev) {
         switch (ev.getAction()) {
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/QuickSwitchTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/QuickSwitchTouchController.java
index fc9e1bb..8542209 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/QuickSwitchTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/QuickSwitchTouchController.java
@@ -101,7 +101,7 @@
     }
 
     @Override
-    protected float initCurrentAnimation(int animComponents) {
+    protected float initCurrentAnimation() {
         StateAnimationConfig config = new StateAnimationConfig();
         setupInterpolators(config);
         config.duration = (long) (getShiftRange() * 2);
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TransposedQuickSwitchTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TransposedQuickSwitchTouchController.java
index 0ed5291..8f9c014 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TransposedQuickSwitchTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TransposedQuickSwitchTouchController.java
@@ -32,8 +32,8 @@
     }
 
     @Override
-    protected float initCurrentAnimation(int animComponents) {
-        float multiplier = super.initCurrentAnimation(animComponents);
+    protected float initCurrentAnimation() {
+        float multiplier = super.initCurrentAnimation();
         return mLauncher.getDeviceProfile().isSeascape() ? multiplier : -multiplier;
     }
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TwoButtonNavbarTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TwoButtonNavbarTouchController.java
index faf5054..3f7190f 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TwoButtonNavbarTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TwoButtonNavbarTouchController.java
@@ -17,17 +17,18 @@
 
 import static com.android.launcher3.AbstractFloatingView.TYPE_ALL_APPS_EDU;
 import static com.android.launcher3.AbstractFloatingView.getOpenView;
+import static com.android.launcher3.LauncherState.HINT_STATE_TWO_BUTTON;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.Utilities.EDGE_NAV_BAR;
 
 import android.animation.ValueAnimator;
+import android.os.SystemClock;
 import android.view.MotionEvent;
 
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
-import com.android.launcher3.states.StateAnimationConfig.AnimationFlags;
 import com.android.launcher3.touch.AbstractStateChangeTouchController;
 import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.quickstep.SystemUiProxy;
@@ -91,10 +92,10 @@
         if (mIsTransposed) {
             boolean draggingFromNav =
                     mLauncher.getDeviceProfile().isSeascape() == isDragTowardPositive;
-            return draggingFromNav ? OVERVIEW : NORMAL;
+            return draggingFromNav ? HINT_STATE_TWO_BUTTON : NORMAL;
         } else {
             LauncherState startState = mStartState != null ? mStartState : fromState;
-            return isDragTowardPositive ^ (startState == OVERVIEW) ? OVERVIEW : NORMAL;
+            return isDragTowardPositive ^ (startState == OVERVIEW) ? HINT_STATE_TWO_BUTTON : NORMAL;
         }
     }
 
@@ -104,6 +105,12 @@
         super.updateSwipeCompleteAnimation(animator, expectedDuration, targetState,
                 velocity, isFling);
         mFinishFastOnSecondTouch = !mIsTransposed && mFromState == NORMAL;
+
+        if (targetState == HINT_STATE_TWO_BUTTON) {
+            // We were going to HINT_STATE_TWO_BUTTON, but end that animation immediately so we go
+            // to OVERVIEW instead.
+            animator.setDuration(0);
+        }
     }
 
     @Override
@@ -113,21 +120,35 @@
     }
 
     @Override
-    protected float initCurrentAnimation(@AnimationFlags int animComponent) {
+    protected float initCurrentAnimation() {
         float range = getShiftRange();
         long maxAccuracy = (long) (2 * range);
         mCurrentAnimation = mLauncher.getStateManager().createAnimationToNewWorkspace(mToState,
-                maxAccuracy, animComponent);
+                maxAccuracy);
         return (mLauncher.getDeviceProfile().isSeascape() ? 1 : -1) / range;
     }
 
     @Override
+    protected void updateProgress(float fraction) {
+        super.updateProgress(fraction);
+
+        // We have reached HINT_STATE, end the gesture now to go to OVERVIEW.
+        if (fraction >= 1 && mToState == HINT_STATE_TWO_BUTTON) {
+            final long now = SystemClock.uptimeMillis();
+            MotionEvent event = MotionEvent.obtain(now, now,
+                    MotionEvent.ACTION_UP, 0.0f, 0.0f, 0);
+            mDetector.onTouchEvent(event);
+            event.recycle();
+        }
+    }
+
+    @Override
     protected void onSwipeInteractionCompleted(LauncherState targetState) {
         super.onSwipeInteractionCompleted(targetState);
         if (!mIsTransposed) {
             mContinuousTouchCount++;
         }
-        if (mStartState == NORMAL && targetState == OVERVIEW) {
+        if (mStartState == NORMAL && targetState == HINT_STATE_TWO_BUTTON) {
             SystemUiProxy.INSTANCE.get(mLauncher).onOverviewShown(true, TAG);
         } else if (targetState == NORMAL
                 && mContinuousTouchCount >= MAX_NUM_SWIPES_TO_TRIGGER_EDU) {
diff --git a/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java b/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
index 1ce4201..311ac83 100644
--- a/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
+++ b/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
@@ -29,6 +29,7 @@
 import com.android.launcher3.BaseQuickstepLauncher;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.anim.AnimatorPlaybackController;
+import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.views.FloatingIconView;
 import com.android.quickstep.util.RectFSpringAnim;
 import com.android.quickstep.util.StaggeredWorkspaceAnim;
@@ -134,7 +135,7 @@
             // to home.
             long accuracy = 2 * Math.max(mDp.widthPx, mDp.heightPx);
             return mActivity.getStateManager().createAnimationToNewWorkspace(
-                    NORMAL, accuracy, 0 /* animComponents */);
+                    NORMAL, accuracy, StateAnimationConfig.SKIP_ALL_ANIMATIONS);
         }
 
         @Override
diff --git a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
index 82bfa9b..03a0b4e 100644
--- a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
+++ b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
@@ -20,8 +20,6 @@
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCALE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_Y;
-import static com.android.launcher3.states.StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_PEEK;
-import static com.android.launcher3.states.StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_SCALE;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
 import static com.android.quickstep.views.RecentsView.ADJACENT_PAGE_OFFSET;
 import static com.android.quickstep.views.RecentsView.FULLSCREEN_PROGRESS;
@@ -63,10 +61,6 @@
     @Override
     public void setStateWithAnimation(RecentsState toState, StateAnimationConfig config,
             PendingAnimation setter) {
-        if (!config.hasAnimationFlag(PLAY_ATOMIC_OVERVIEW_PEEK | PLAY_ATOMIC_OVERVIEW_SCALE)) {
-            // The entire recents animation is played atomically.
-            return;
-        }
         if (config.hasAnimationFlag(SKIP_OVERVIEW)) {
             return;
         }
diff --git a/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java b/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
index 1031c5b..1128dac 100644
--- a/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
+++ b/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
@@ -22,13 +22,11 @@
 import static com.android.launcher3.anim.Interpolators.FINAL_FRAME;
 import static com.android.launcher3.anim.Interpolators.INSTANT;
 import static com.android.launcher3.anim.Interpolators.clampToProgress;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_COMPONENTS;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_ACTIONS_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCALE;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_Y;
-import static com.android.launcher3.states.StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_PEEK;
 
 import android.animation.Animator;
 import android.animation.AnimatorSet;
@@ -105,10 +103,6 @@
 
         StateAnimationConfig config = new UseFirstInterpolatorStateAnimConfig();
         config.duration = duration;
-        config.animFlags = playStaggeredWorkspaceAnim
-                // StaggeredWorkspaceAnim doesn't animate overview, so we handle it here.
-                ? PLAY_ATOMIC_OVERVIEW_PEEK
-                : ANIM_ALL_COMPONENTS;
         boolean isLayoutNaturalToLauncher = recentsView.getPagedOrientationHandler()
                 .isLayoutNaturalToLauncher();
         config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, isLayoutNaturalToLauncher
diff --git a/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java b/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
index f68e936..6757e4c 100644
--- a/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
+++ b/quickstep/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
@@ -21,7 +21,6 @@
 import static com.android.launcher3.anim.Interpolators.ACCEL_DEACCEL;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.PropertySetter.NO_ANIM_PROPERTY_SETTER;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_COMPONENTS;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_DEPTH_CONTROLLER;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
 
@@ -184,7 +183,7 @@
      */
     private void prepareToAnimate(Launcher launcher, boolean animateOverviewScrim) {
         StateAnimationConfig config = new StateAnimationConfig();
-        config.animFlags = ANIM_ALL_COMPONENTS | SKIP_OVERVIEW | SKIP_DEPTH_CONTROLLER;
+        config.animFlags = SKIP_OVERVIEW | SKIP_DEPTH_CONTROLLER;
         config.duration = 0;
         // setRecentsAttachedToAppWindow() will animate recents out.
         launcher.getStateManager().createAtomicAnimation(BACKGROUND_APP, NORMAL, config).start();
diff --git a/src/com/android/launcher3/LauncherState.java b/src/com/android/launcher3/LauncherState.java
index 46bce93..1003958 100644
--- a/src/com/android/launcher3/LauncherState.java
+++ b/src/com/android/launcher3/LauncherState.java
@@ -17,9 +17,11 @@
 
 import static com.android.launcher3.anim.Interpolators.ACCEL_2;
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_HOME;
+import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_OVERVIEW;
 import static com.android.launcher3.testing.TestProtocol.ALL_APPS_STATE_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.BACKGROUND_APP_STATE_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.HINT_STATE_ORDINAL;
+import static com.android.launcher3.testing.TestProtocol.HINT_STATE_TWO_BUTTON_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.NORMAL_STATE_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.OVERVIEW_MODAL_TASK_STATE_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.OVERVIEW_SPLIT_SELECT_ORDINAL;
@@ -89,7 +91,7 @@
                 }
             };
 
-    private static final LauncherState[] sAllStates = new LauncherState[9];
+    private static final LauncherState[] sAllStates = new LauncherState[10];
 
     /**
      * TODO: Create a separate class for NORMAL state.
@@ -112,6 +114,8 @@
             SPRING_LOADED_STATE_ORDINAL);
     public static final LauncherState ALL_APPS = new AllAppsState(ALL_APPS_STATE_ORDINAL);
     public static final LauncherState HINT_STATE = new HintState(HINT_STATE_ORDINAL);
+    public static final LauncherState HINT_STATE_TWO_BUTTON = new HintState(
+            HINT_STATE_TWO_BUTTON_ORDINAL, LAUNCHER_STATE_OVERVIEW);
 
     public static final LauncherState OVERVIEW = new OverviewState(OVERVIEW_STATE_ORDINAL);
     public static final LauncherState OVERVIEW_MODAL_TASK = OverviewState.newModalTaskState(
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index 16e022c..e0a4d4a 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -105,47 +105,39 @@
         int elements = state.getVisibleElements(mLauncher);
         Interpolator fadeInterpolator = config.getInterpolator(ANIM_WORKSPACE_FADE,
                 pageAlphaProvider.interpolator);
-        boolean playAtomicComponent = config.playAtomicOverviewScaleComponent();
         Hotseat hotseat = mWorkspace.getHotseat();
-        if (playAtomicComponent) {
-            Interpolator scaleInterpolator = config.getInterpolator(ANIM_WORKSPACE_SCALE, ZOOM_OUT);
-            LauncherState fromState = mLauncher.getStateManager().getState();
-            boolean shouldSpring = propertySetter instanceof PendingAnimation
-                    && fromState == HINT_STATE && state == NORMAL;
-            if (shouldSpring) {
-                ((PendingAnimation) propertySetter).add(getSpringScaleAnimator(mLauncher,
-                        mWorkspace, mNewScale));
-            } else {
-                propertySetter.setFloat(mWorkspace, SCALE_PROPERTY, mNewScale, scaleInterpolator);
-            }
+        Interpolator scaleInterpolator = config.getInterpolator(ANIM_WORKSPACE_SCALE, ZOOM_OUT);
+        LauncherState fromState = mLauncher.getStateManager().getState();
 
-            setPivotToScaleWithWorkspace(hotseat);
-            float hotseatScale = hotseatScaleAndTranslation.scale;
-            if (shouldSpring) {
-                PendingAnimation pa = (PendingAnimation) propertySetter;
-                pa.add(getSpringScaleAnimator(mLauncher, hotseat, hotseatScale));
-            } else {
-                Interpolator hotseatScaleInterpolator = config.getInterpolator(ANIM_HOTSEAT_SCALE,
-                        scaleInterpolator);
-                propertySetter.setFloat(hotseat, SCALE_PROPERTY, hotseatScale,
-                        hotseatScaleInterpolator);
-            }
-
-            float hotseatIconsAlpha = (elements & HOTSEAT_ICONS) != 0 ? 1 : 0;
-            propertySetter.setViewAlpha(hotseat, hotseatIconsAlpha, fadeInterpolator);
-            float workspacePageIndicatorAlpha = (elements & WORKSPACE_PAGE_INDICATOR) != 0 ? 1 : 0;
-            propertySetter.setViewAlpha(mLauncher.getWorkspace().getPageIndicator(),
-                    workspacePageIndicatorAlpha, fadeInterpolator);
+        boolean shouldSpring = propertySetter instanceof PendingAnimation
+                && fromState == HINT_STATE && state == NORMAL;
+        if (shouldSpring) {
+            ((PendingAnimation) propertySetter).add(getSpringScaleAnimator(mLauncher,
+                    mWorkspace, mNewScale));
+        } else {
+            propertySetter.setFloat(mWorkspace, SCALE_PROPERTY, mNewScale, scaleInterpolator);
         }
 
-        if (config.onlyPlayAtomicComponent()) {
-            // Only the alpha and scale, handled above, are included in the atomic animation.
-            return;
+        setPivotToScaleWithWorkspace(hotseat);
+        float hotseatScale = hotseatScaleAndTranslation.scale;
+        if (shouldSpring) {
+            PendingAnimation pa = (PendingAnimation) propertySetter;
+            pa.add(getSpringScaleAnimator(mLauncher, hotseat, hotseatScale));
+        } else {
+            Interpolator hotseatScaleInterpolator = config.getInterpolator(ANIM_HOTSEAT_SCALE,
+                    scaleInterpolator);
+            propertySetter.setFloat(hotseat, SCALE_PROPERTY, hotseatScale,
+                    hotseatScaleInterpolator);
         }
 
-        Interpolator translationInterpolator = !playAtomicComponent
-                ? LINEAR
-                : config.getInterpolator(ANIM_WORKSPACE_TRANSLATE, ZOOM_OUT);
+        float hotseatIconsAlpha = (elements & HOTSEAT_ICONS) != 0 ? 1 : 0;
+        propertySetter.setViewAlpha(hotseat, hotseatIconsAlpha, fadeInterpolator);
+        float workspacePageIndicatorAlpha = (elements & WORKSPACE_PAGE_INDICATOR) != 0 ? 1 : 0;
+        propertySetter.setViewAlpha(mLauncher.getWorkspace().getPageIndicator(),
+                workspacePageIndicatorAlpha, fadeInterpolator);
+
+        Interpolator translationInterpolator =
+                config.getInterpolator(ANIM_WORKSPACE_TRANSLATE, ZOOM_OUT);
         propertySetter.setFloat(mWorkspace, VIEW_TRANSLATE_X,
                 scaleAndTranslation.translationX, translationInterpolator);
         propertySetter.setFloat(mWorkspace, VIEW_TRANSLATE_Y,
@@ -195,17 +187,12 @@
         int drawableAlpha = state.hasFlag(FLAG_WORKSPACE_HAS_BACKGROUNDS)
                 ? Math.round(pageAlpha * 255) : 0;
 
-        if (!config.onlyPlayAtomicComponent()) {
-            // Don't update the scrim during the atomic animation.
-            propertySetter.setInt(cl.getScrimBackground(),
-                    DRAWABLE_ALPHA, drawableAlpha, ZOOM_OUT);
-        }
-        if (config.playAtomicOverviewScaleComponent()) {
-            Interpolator fadeInterpolator = config.getInterpolator(ANIM_WORKSPACE_FADE,
-                    pageAlphaProvider.interpolator);
-            propertySetter.setFloat(cl.getShortcutsAndWidgets(), VIEW_ALPHA,
-                    pageAlpha, fadeInterpolator);
-        }
+        propertySetter.setInt(cl.getScrimBackground(),
+                DRAWABLE_ALPHA, drawableAlpha, ZOOM_OUT);
+        Interpolator fadeInterpolator = config.getInterpolator(ANIM_WORKSPACE_FADE,
+                pageAlphaProvider.interpolator);
+        propertySetter.setFloat(cl.getShortcutsAndWidgets(), VIEW_ALPHA,
+                pageAlpha, fadeInterpolator);
     }
 
     /**
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index 16ecd58..8c5b0fe 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -155,19 +155,12 @@
             StateAnimationConfig config, PendingAnimation builder) {
         float targetProgress = toState.getVerticalProgress(mLauncher);
         if (Float.compare(mProgress, targetProgress) == 0) {
-            if (!config.onlyPlayAtomicComponent()) {
-                setAlphas(toState, config, builder);
-            }
+            setAlphas(toState, config, builder);
             // Fail fast
             onProgressAnimationEnd();
             return;
         }
 
-        if (config.onlyPlayAtomicComponent()) {
-            // There is no atomic component for the all apps transition, so just return early.
-            return;
-        }
-
         Interpolator interpolator = config.userControlled ? LINEAR : toState == OVERVIEW
                 ? config.getInterpolator(ANIM_OVERVIEW_SCALE, FAST_OUT_SLOW_IN)
                 : FAST_OUT_SLOW_IN;
diff --git a/src/com/android/launcher3/statemanager/StateManager.java b/src/com/android/launcher3/statemanager/StateManager.java
index 51767e7..14ef2dc 100644
--- a/src/com/android/launcher3/statemanager/StateManager.java
+++ b/src/com/android/launcher3/statemanager/StateManager.java
@@ -18,7 +18,7 @@
 
 import static android.animation.ValueAnimator.areAnimatorsEnabled;
 
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_COMPONENTS;
+import static com.android.launcher3.states.StateAnimationConfig.SKIP_ALL_ANIMATIONS;
 
 import android.animation.Animator;
 import android.animation.Animator.AnimatorListener;
@@ -289,14 +289,14 @@
      */
     public AnimatorPlaybackController createAnimationToNewWorkspace(
             STATE_TYPE state, long duration) {
-        return createAnimationToNewWorkspace(state, duration, ANIM_ALL_COMPONENTS);
+        return createAnimationToNewWorkspace(state, duration, 0 /* animFlags */);
     }
 
     public AnimatorPlaybackController createAnimationToNewWorkspace(
-            STATE_TYPE state, long duration, @AnimationFlags int animComponents) {
+            STATE_TYPE state, long duration, @AnimationFlags int animFlags) {
         StateAnimationConfig config = new StateAnimationConfig();
         config.duration = duration;
-        config.animFlags = animComponents;
+        config.animFlags = animFlags;
         return createAnimationToNewWorkspace(state, config);
     }
 
@@ -312,7 +312,7 @@
 
     private PendingAnimation createAnimationToNewWorkspaceInternal(final STATE_TYPE state) {
         PendingAnimation builder = new PendingAnimation(mConfig.duration);
-        if (mConfig.getAnimComponents() != 0) {
+        if (!mConfig.hasAnimationFlag(SKIP_ALL_ANIMATIONS)) {
             for (StateHandler handler : getStateHandlers()) {
                 handler.setStateWithAnimation(state, mConfig, builder);
             }
diff --git a/src/com/android/launcher3/states/HintState.java b/src/com/android/launcher3/states/HintState.java
index eb2c551..76f89bc 100644
--- a/src/com/android/launcher3/states/HintState.java
+++ b/src/com/android/launcher3/states/HintState.java
@@ -31,7 +31,11 @@
             | FLAG_HAS_SYS_UI_SCRIM;
 
     public HintState(int id) {
-        super(id, LAUNCHER_STATE_HOME, STATE_FLAGS);
+        this(id, LAUNCHER_STATE_HOME);
+    }
+
+    public HintState(int id, int statsLogOrdinal) {
+        super(id, statsLogOrdinal, STATE_FLAGS);
     }
 
     @Override
diff --git a/src/com/android/launcher3/states/StateAnimationConfig.java b/src/com/android/launcher3/states/StateAnimationConfig.java
index cd74390..8e7dcc0 100644
--- a/src/com/android/launcher3/states/StateAnimationConfig.java
+++ b/src/com/android/launcher3/states/StateAnimationConfig.java
@@ -27,32 +27,21 @@
  */
 public class StateAnimationConfig {
 
-    // We separate the state animations into "atomic" and "non-atomic" components. The atomic
-    // components may be run atomically - that is, all at once, instead of user-controlled. However,
-    // atomic components are not restricted to this purpose; they can be user-controlled alongside
-    // non atomic components as well. Note that each gesture model has exactly one atomic component,
-    // PLAY_ATOMIC_OVERVIEW_SCALE *or* PLAY_ATOMIC_OVERVIEW_PEEK.
     @IntDef(flag = true, value = {
-            PLAY_NON_ATOMIC,
-            PLAY_ATOMIC_OVERVIEW_SCALE,
-            PLAY_ATOMIC_OVERVIEW_PEEK,
+            SKIP_ALL_ANIMATIONS,
             SKIP_OVERVIEW,
             SKIP_DEPTH_CONTROLLER,
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface AnimationFlags {}
-    public static final int PLAY_NON_ATOMIC = 1 << 0;
-    public static final int PLAY_ATOMIC_OVERVIEW_SCALE = 1 << 1;
-    public static final int PLAY_ATOMIC_OVERVIEW_PEEK = 1 << 2;
-    public static final int SKIP_OVERVIEW = 1 << 3;
-    public static final int SKIP_DEPTH_CONTROLLER = 1 << 4;
+    public static final int SKIP_ALL_ANIMATIONS = 1 << 0;
+    public static final int SKIP_OVERVIEW = 1 << 1;
+    public static final int SKIP_DEPTH_CONTROLLER = 1 << 2;
 
     public long duration;
     public boolean userControlled;
-    public @AnimationFlags int animFlags = ANIM_ALL_COMPONENTS;
+    public @AnimationFlags int animFlags = 0;
 
-    public static final int ANIM_ALL_COMPONENTS = PLAY_NON_ATOMIC | PLAY_ATOMIC_OVERVIEW_SCALE
-            | PLAY_ATOMIC_OVERVIEW_PEEK;
 
     // Various types of animation state transition
     @IntDef(value = {
@@ -127,37 +116,9 @@
     }
 
     /**
-     * @return Whether Overview is scaling as part of this animation. If this is the only
-     * component (i.e. NON_ATOMIC_COMPONENT isn't included), then this scaling is happening
-     * atomically, rather than being part of a normal state animation. StateHandlers can use
-     * this to designate part of their animation that should scale with Overview.
-     */
-    public boolean playAtomicOverviewScaleComponent() {
-        return hasAnimationFlag(StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_SCALE);
-    }
-
-    /**
-     * @return Whether this animation will play atomically at the same time as a different,
-     * user-controlled state transition. StateHandlers, which contribute to both animations, can
-     * use this to avoid animating the same properties in both animations, since they'd conflict
-     * with one another.
-     */
-    public boolean onlyPlayAtomicComponent() {
-        return getAnimComponents() == StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_SCALE
-                || getAnimComponents() == StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_PEEK;
-    }
-
-    /**
      * Returns true if the config and any of the provided component flags
      */
     public boolean hasAnimationFlag(@AnimationFlags int a) {
         return (animFlags & a) != 0;
     }
-
-    /**
-     * @return Only the flags that determine which animation components to play.
-     */
-    public @AnimationFlags int getAnimComponents() {
-        return animFlags & StateAnimationConfig.ANIM_ALL_COMPONENTS;
-    }
 }
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index f34bff6..943d129 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -32,7 +32,8 @@
     public static final int ALL_APPS_STATE_ORDINAL = 5;
     public static final int BACKGROUND_APP_STATE_ORDINAL = 6;
     public static final int HINT_STATE_ORDINAL = 7;
-    public static final int OVERVIEW_SPLIT_SELECT_ORDINAL = 8;
+    public static final int HINT_STATE_TWO_BUTTON_ORDINAL = 8;
+    public static final int OVERVIEW_SPLIT_SELECT_ORDINAL = 9;
     public static final String TAPL_EVENTS_TAG = "TaplEvents";
     public static final String SEQUENCE_MAIN = "Main";
     public static final String SEQUENCE_TIS = "TIS";
@@ -56,6 +57,8 @@
                 return "Background";
             case HINT_STATE_ORDINAL:
                 return "Hint";
+            case HINT_STATE_TWO_BUTTON_ORDINAL:
+                return "Hint2Button";
             case OVERVIEW_SPLIT_SELECT_ORDINAL:
                 return "OverviewSplitSelect";
             default:
diff --git a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
index 516fc74..2889801 100644
--- a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
+++ b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
@@ -27,30 +27,20 @@
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_OVERVIEW;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_UNKNOWN_SWIPEDOWN;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_UNKNOWN_SWIPEUP;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_COMPONENTS;
-import static com.android.launcher3.states.StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_SCALE;
-import static com.android.launcher3.states.StateAnimationConfig.PLAY_NON_ATOMIC;
 import static com.android.launcher3.util.DisplayController.getSingleFrameMs;
 
-import android.animation.Animator;
 import android.animation.Animator.AnimatorListener;
-import android.animation.AnimatorListenerAdapter;
-import android.animation.AnimatorSet;
 import android.animation.ValueAnimator;
-import android.os.SystemClock;
-import android.view.HapticFeedbackConstants;
 import android.view.MotionEvent;
 
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAnimUtils;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.states.StateAnimationConfig;
-import com.android.launcher3.states.StateAnimationConfig.AnimationFlags;
 import com.android.launcher3.util.FlingBlockCheck;
 import com.android.launcher3.util.TouchController;
 
@@ -60,13 +50,6 @@
 public abstract class AbstractStateChangeTouchController
         implements TouchController, SingleAxisSwipeDetector.Listener {
 
-    /**
-     * Play an atomic recents animation when the progress from NORMAL to OVERVIEW reaches this.
-     * TODO: Remove the atomic animation altogether and just go to OVERVIEW directly (b/175137718).
-     */
-    public static final float ATOMIC_OVERVIEW_ANIM_THRESHOLD = 1f;
-    protected final long ATOMIC_DURATION = getAtomicDuration();
-
     protected final Launcher mLauncher;
     protected final SingleAxisSwipeDetector mDetector;
     protected final SingleAxisSwipeDetector.Direction mSwipeDirection;
@@ -89,23 +72,7 @@
     private float mProgressMultiplier;
     private float mDisplacementShift;
     private boolean mCanBlockFling;
-    private FlingBlockCheck mFlingBlockCheck = new FlingBlockCheck();
-
-    protected AnimatorSet mAtomicAnim;
-    // True if we want to resume playing atomic components when mAtomicAnim completes.
-    private boolean mScheduleResumeAtomicComponent;
-    private AutoPlayAtomicAnimationInfo mAtomicAnimAutoPlayInfo;
-
-    private boolean mPassedOverviewAtomicThreshold;
-    // mAtomicAnim plays the atomic components of the state animations when we pass the threshold.
-    // However, if we reinit to transition to a new state (e.g. OVERVIEW -> ALL_APPS) before the
-    // atomic animation finishes, we only control the non-atomic components so that we don't
-    // interfere with the atomic animation. When the atomic animation ends, we start controlling
-    // the atomic components as well, using this controller.
-    private AnimatorPlaybackController mAtomicComponentsController;
-    private LauncherState mAtomicComponentsTargetState = NORMAL;
-
-    private float mAtomicComponentsStartProgress;
+    private final FlingBlockCheck mFlingBlockCheck = new FlingBlockCheck();
 
     public AbstractStateChangeTouchController(Launcher l, SingleAxisSwipeDetector.Direction dir) {
         mLauncher = l;
@@ -113,10 +80,6 @@
         mSwipeDirection = dir;
     }
 
-    protected long getAtomicDuration() {
-        return 200;
-    }
-
     protected abstract boolean canInterceptTouch(MotionEvent ev);
 
     @Override
@@ -182,7 +145,7 @@
     protected abstract LauncherState getTargetState(LauncherState fromState,
             boolean isDragTowardPositive);
 
-    protected abstract float initCurrentAnimation(@AnimationFlags int animComponents);
+    protected abstract float initCurrentAnimation();
 
     private boolean reinitCurrentAnimation(boolean reachedToState, boolean isDragTowardPositive) {
         LauncherState newFromState = mFromState == null ? mLauncher.getStateManager().getState()
@@ -199,28 +162,10 @@
         mToState = newToState;
 
         mStartProgress = 0;
-        mPassedOverviewAtomicThreshold = false;
         if (mCurrentAnimation != null) {
             mCurrentAnimation.getTarget().removeListener(mClearStateOnCancelListener);
         }
-        int animComponents = goingBetweenNormalAndOverview(mFromState, mToState)
-                ? PLAY_NON_ATOMIC : ANIM_ALL_COMPONENTS;
-        mScheduleResumeAtomicComponent = false;
-        if (mAtomicAnim != null) {
-            animComponents = PLAY_NON_ATOMIC;
-            // Control the non-atomic components until the atomic animation finishes, then control
-            // the atomic components as well.
-            mScheduleResumeAtomicComponent = true;
-        }
-        if (goingBetweenNormalAndOverview(mFromState, mToState)
-                || mAtomicComponentsTargetState != mToState) {
-            cancelAtomicComponentsController();
-        }
-
-        if (mAtomicComponentsController != null) {
-            animComponents &= ~PLAY_ATOMIC_OVERVIEW_SCALE;
-        }
-        mProgressMultiplier = initCurrentAnimation(animComponents);
+        mProgressMultiplier = initCurrentAnimation();
         mCurrentAnimation.dispatchOnStart();
         return true;
     }
@@ -231,13 +176,6 @@
     protected void onReachedFinalState(LauncherState newToState) {
     }
 
-    protected boolean goingBetweenNormalAndOverview(LauncherState fromState,
-            LauncherState toState) {
-        return (fromState == NORMAL || fromState == OVERVIEW)
-                && (toState == NORMAL || toState == OVERVIEW)
-                && mGoingBetweenStates;
-    }
-
     @Override
     public void onDragStart(boolean start, float startDisplacement) {
         mStartState = mLauncher.getStateManager().getState();
@@ -252,11 +190,6 @@
         } else {
             mCurrentAnimation.pause();
             mStartProgress = mCurrentAnimation.getProgressFraction();
-
-            mAtomicAnimAutoPlayInfo = null;
-            if (mAtomicComponentsController != null) {
-                mAtomicComponentsController.pause();
-            }
         }
         mCanBlockFling = mFromState == NORMAL;
         mFlingBlockCheck.unblockFling();
@@ -310,69 +243,6 @@
             return;
         }
         mCurrentAnimation.setPlayFraction(fraction);
-        if (mAtomicComponentsController != null) {
-            // Make sure we don't divide by 0, and have at least a small runway.
-            float start = Math.min(mAtomicComponentsStartProgress, 0.9f);
-            mAtomicComponentsController.setPlayFraction((fraction - start) / (1 - start));
-        }
-        maybeUpdateAtomicAnim(mFromState, mToState, fraction);
-    }
-
-    /**
-     * When going between normal and overview states, see if we passed the overview threshold and
-     * play the appropriate atomic animation if so.
-     */
-    private void maybeUpdateAtomicAnim(LauncherState fromState, LauncherState toState,
-            float progress) {
-        if (!goingBetweenNormalAndOverview(fromState, toState)) {
-            return;
-        }
-        boolean passedThreshold = progress >= ATOMIC_OVERVIEW_ANIM_THRESHOLD;
-        if (passedThreshold != mPassedOverviewAtomicThreshold) {
-            LauncherState atomicFromState = passedThreshold ? fromState: toState;
-            LauncherState atomicToState = passedThreshold ? toState : fromState;
-            mPassedOverviewAtomicThreshold = passedThreshold;
-            if (mAtomicAnim != null) {
-                mAtomicAnim.cancel();
-            }
-            mAtomicAnim = createAtomicAnimForState(atomicFromState, atomicToState, ATOMIC_DURATION);
-            mAtomicAnim.addListener(new AnimationSuccessListener() {
-                @Override
-                public void onAnimationEnd(Animator animation) {
-                    super.onAnimationEnd(animation);
-                    mAtomicAnim = null;
-                    mScheduleResumeAtomicComponent = false;
-                }
-
-                @Override
-                public void onAnimationSuccess(Animator animator) {
-                    if (!mScheduleResumeAtomicComponent) {
-                        return;
-                    }
-                    cancelAtomicComponentsController();
-
-                    if (mCurrentAnimation != null) {
-                        mAtomicComponentsStartProgress = mCurrentAnimation.getProgressFraction();
-                        long duration = (long) (getShiftRange() * 2);
-                        mAtomicComponentsController = AnimatorPlaybackController.wrap(
-                                createAtomicAnimForState(mFromState, mToState, duration), duration);
-                        mAtomicComponentsController.dispatchOnStart();
-                        mAtomicComponentsTargetState = mToState;
-                        maybeAutoPlayAtomicComponentsAnim();
-                    }
-                }
-            });
-            mAtomicAnim.start();
-            mLauncher.getDragLayer().performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
-        }
-    }
-
-    private AnimatorSet createAtomicAnimForState(LauncherState fromState, LauncherState targetState,
-            long duration) {
-        StateAnimationConfig config = getConfigForStates(fromState, targetState);
-        config.animFlags = PLAY_ATOMIC_OVERVIEW_SCALE;
-        config.duration = duration;
-        return mLauncher.getStateManager().createAtomicAnimation(fromState, targetState, config);
     }
 
     /**
@@ -451,59 +321,12 @@
         mCurrentAnimation.setEndAction(() -> onSwipeInteractionCompleted(targetState));
         ValueAnimator anim = mCurrentAnimation.getAnimationPlayer();
         anim.setFloatValues(startProgress, endProgress);
-        maybeUpdateAtomicAnim(mFromState, targetState, targetState == mToState ? 1f : 0f);
-        updateSwipeCompleteAnimation(anim, Math.max(duration, getRemainingAtomicDuration()),
-                targetState, velocity, fling);
+        updateSwipeCompleteAnimation(anim, duration, targetState, velocity, fling);
         mCurrentAnimation.dispatchOnStart();
         if (fling && targetState == LauncherState.ALL_APPS && !UNSTABLE_SPRINGS.get()) {
             mLauncher.getAppsView().addSpringFromFlingUpdateListener(anim, velocity);
         }
         anim.start();
-        mAtomicAnimAutoPlayInfo = new AutoPlayAtomicAnimationInfo(endProgress, anim.getDuration());
-        maybeAutoPlayAtomicComponentsAnim();
-    }
-
-    /**
-     * Animates the atomic components from the current progress to the final progress.
-     *
-     * Note that this only applies when we are controlling the atomic components separately from
-     * the non-atomic components, which only happens if we reinit before the atomic animation
-     * finishes.
-     */
-    private void maybeAutoPlayAtomicComponentsAnim() {
-        if (mAtomicComponentsController == null || mAtomicAnimAutoPlayInfo == null) {
-            return;
-        }
-
-        final AnimatorPlaybackController controller = mAtomicComponentsController;
-        ValueAnimator atomicAnim = controller.getAnimationPlayer();
-        atomicAnim.setFloatValues(controller.getProgressFraction(),
-                mAtomicAnimAutoPlayInfo.toProgress);
-        long duration = mAtomicAnimAutoPlayInfo.endTime - SystemClock.elapsedRealtime();
-        mAtomicAnimAutoPlayInfo = null;
-        if (duration <= 0) {
-            atomicAnim.start();
-            atomicAnim.end();
-            mAtomicComponentsController = null;
-        } else {
-            atomicAnim.setDuration(duration);
-            atomicAnim.addListener(new AnimatorListenerAdapter() {
-                @Override
-                public void onAnimationEnd(Animator animation) {
-                    if (mAtomicComponentsController == controller) {
-                        mAtomicComponentsController = null;
-                    }
-                }
-            });
-            atomicAnim.start();
-        }
-    }
-
-    private long getRemainingAtomicDuration() {
-        if (mAtomicAnim == null) {
-            return 0;
-        }
-        return mAtomicAnim.getTotalDuration() - mAtomicAnim.getCurrentPlayTime();
     }
 
     protected void updateSwipeCompleteAnimation(ValueAnimator animator, long expectedDuration,
@@ -513,10 +336,6 @@
     }
 
     protected void onSwipeInteractionCompleted(LauncherState targetState) {
-        if (mAtomicComponentsController != null) {
-            mAtomicComponentsController.getAnimationPlayer().end();
-            mAtomicComponentsController = null;
-        }
         onReachedFinalState(mToState);
         clearState();
         boolean shouldGoToTargetState = mGoingBetweenStates || (mToState != targetState);
@@ -556,37 +375,12 @@
 
     protected void clearState() {
         cancelAnimationControllers();
-        if (mAtomicAnim != null) {
-            mAtomicAnim.cancel();
-            mAtomicAnim = null;
-        }
         mGoingBetweenStates = true;
-        mScheduleResumeAtomicComponent = false;
         mDetector.finishedScrolling();
         mDetector.setDetectableScrollConditions(0, false);
     }
 
     private void cancelAnimationControllers() {
         mCurrentAnimation = null;
-        cancelAtomicComponentsController();
-    }
-
-    private void cancelAtomicComponentsController() {
-        if (mAtomicComponentsController != null) {
-            mAtomicComponentsController.getAnimationPlayer().cancel();
-            mAtomicComponentsController = null;
-        }
-        mAtomicAnimAutoPlayInfo = null;
-    }
-
-    private static class AutoPlayAtomicAnimationInfo {
-
-        public final float toProgress;
-        public final long endTime;
-
-        AutoPlayAtomicAnimationInfo(float toProgress, long duration) {
-            this.toProgress = toProgress;
-            this.endTime = duration + SystemClock.elapsedRealtime();
-        }
     }
 }
diff --git a/src/com/android/launcher3/touch/AllAppsSwipeController.java b/src/com/android/launcher3/touch/AllAppsSwipeController.java
index f9dcf2d..ab2652a 100644
--- a/src/com/android/launcher3/touch/AllAppsSwipeController.java
+++ b/src/com/android/launcher3/touch/AllAppsSwipeController.java
@@ -23,24 +23,18 @@
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
-import com.android.launcher3.states.StateAnimationConfig.AnimationFlags;
 
 /**
  * TouchController to switch between NORMAL and ALL_APPS state.
  */
 public class AllAppsSwipeController extends AbstractStateChangeTouchController {
 
-    private MotionEvent mTouchDownEvent;
-
     public AllAppsSwipeController(Launcher l) {
         super(l, SingleAxisSwipeDetector.VERTICAL);
     }
 
     @Override
     protected boolean canInterceptTouch(MotionEvent ev) {
-        if (ev.getAction() == MotionEvent.ACTION_DOWN) {
-            mTouchDownEvent = ev;
-        }
         if (mCurrentAnimation != null) {
             // If we are already animating from a previous state, we can intercept.
             return true;
@@ -69,11 +63,11 @@
     }
 
     @Override
-    protected float initCurrentAnimation(@AnimationFlags int animComponents) {
+    protected float initCurrentAnimation() {
         float range = getShiftRange();
         long maxAccuracy = (long) (2 * range);
         mCurrentAnimation = mLauncher.getStateManager()
-                .createAnimationToNewWorkspace(mToState, maxAccuracy, animComponents);
+                .createAnimationToNewWorkspace(mToState, maxAccuracy);
         float startVerticalShift = mFromState.getVerticalProgress(mLauncher) * range;
         float endVerticalShift = mToState.getVerticalProgress(mLauncher) * range;
         float totalShift = endVerticalShift - startVerticalShift;