Snap for 9121707 from 888f745490428856f89599c7aa0354a4fe534567 to tm-qpr1-release

Change-Id: I162b782d4cfcfb01e57a05d524eec980de8fc1b9

15 files changed, 357 insertions, 68 deletions

diff --git a/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java b/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
index 0723f8abfd..cbb9ad18f2 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.java
@@ -42,6 +42,8 @@ import com.android.launcher3.anim.PropertySetter;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.util.MultiValueAlpha;
+import com.android.quickstep.util.AnimUtils;
+import com.android.quickstep.util.SplitAnimationTimings;
 import com.android.quickstep.views.ClearAllButton;
 import com.android.quickstep.views.LauncherRecentsView;
 import com.android.quickstep.views.RecentsView;
@@ -123,12 +125,18 @@ public final class RecentsViewStateController extends
                         TASK_PRIMARY_SPLIT_TRANSLATION, TASK_SECONDARY_SPLIT_TRANSLATION,
                         mLauncher.getDeviceProfile());
 
+        SplitAnimationTimings timings =
+                AnimUtils.getDeviceOverviewToSplitTimings(mLauncher.getDeviceProfile().isTablet);
+
         mRecentsView.createSplitSelectInitAnimation(builder,
                 toState.getTransitionDuration(mLauncher, true /* isToState */));
         // Add properties to shift remaining taskViews to get out of placeholder view
         builder.setFloat(mRecentsView, taskViewsFloat.first,
-                toState.getSplitSelectTranslation(mLauncher), LINEAR);
-        builder.setFloat(mRecentsView, taskViewsFloat.second, 0, LINEAR);
+                toState.getSplitSelectTranslation(mLauncher),
+                timings.getGridSlidePrimaryInterpolator());
+        builder.setFloat(mRecentsView, taskViewsFloat.second,
+                0,
+                timings.getGridSlideSecondaryInterpolator());
 
         if (!animate) {
             AnimatorSet as = builder.buildAnim();
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java b/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
index f75a404821..bcd722f4e3 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
@@ -191,12 +191,15 @@ public class QuickstepAtomicAnimationFactory extends
         } else if (fromState == NORMAL && toState == ALL_APPS) {
             AllAppsSwipeController.applyNormalToAllAppsAnimConfig(mActivity, config);
         } else if (fromState == OVERVIEW && toState == OVERVIEW_SPLIT_SELECT) {
-            SplitAnimationTimings timings = SplitAnimationTimings.OVERVIEW_TO_SPLIT;
+            SplitAnimationTimings timings = mActivity.getDeviceProfile().isTablet
+                    ? SplitAnimationTimings.TABLET_OVERVIEW_TO_SPLIT
+                    : SplitAnimationTimings.PHONE_OVERVIEW_TO_SPLIT;
             config.setInterpolator(ANIM_OVERVIEW_ACTIONS_FADE, clampToProgress(LINEAR,
                     timings.getActionsFadeStartOffset(),
                     timings.getActionsFadeEndOffset()));
         } else if (fromState == NORMAL && toState == OVERVIEW_SPLIT_SELECT) {
-            SplitAnimationTimings timings = SplitAnimationTimings.NORMAL_TO_SPLIT;
+            // Splitting from Home is currently only available on tablets
+            SplitAnimationTimings timings = SplitAnimationTimings.TABLET_HOME_TO_SPLIT;
             config.setInterpolator(ANIM_SCRIM_FADE, clampToProgress(LINEAR,
                     timings.getScrimFadeInStartOffset(),
                     timings.getScrimFadeInEndOffset()));
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/SplitScreenSelectState.java b/quickstep/src/com/android/launcher3/uioverrides/states/SplitScreenSelectState.java
index 430053d066..8babd3470b 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/SplitScreenSelectState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/SplitScreenSelectState.java
@@ -44,8 +44,13 @@ public class SplitScreenSelectState extends OverviewState {
 
     @Override
     public int getTransitionDuration(Context context, boolean isToState) {
-        return isToState
-                ? SplitAnimationTimings.ENTER_DURATION
-                : SplitAnimationTimings.ABORT_DURATION;
+        boolean isTablet = ((Launcher) context).getDeviceProfile().isTablet;
+        if (isToState && isTablet) {
+            return SplitAnimationTimings.TABLET_ENTER_DURATION;
+        } else if (isToState && !isTablet) {
+            return SplitAnimationTimings.PHONE_ENTER_DURATION;
+        } else {
+            return SplitAnimationTimings.ABORT_DURATION;
+        }
     }
 }
diff --git a/quickstep/src/com/android/quickstep/util/AnimUtils.java b/quickstep/src/com/android/quickstep/util/AnimUtils.java
new file mode 100644
index 0000000000..b7b7825d78
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/AnimUtils.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2022 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.quickstep.util;
+
+/**
+ * Utility class containing methods to help manage animations, interpolators, and timings.
+ */
+public class AnimUtils {
+    /**
+     * Fetches device-specific timings for the Overview > Split animation
+     * (splitscreen initiated from Overview).
+     */
+    public static SplitAnimationTimings getDeviceOverviewToSplitTimings(boolean isTablet) {
+        return isTablet
+                ? SplitAnimationTimings.TABLET_OVERVIEW_TO_SPLIT
+                : SplitAnimationTimings.PHONE_OVERVIEW_TO_SPLIT;
+    }
+
+    /**
+     * Fetches device-specific timings for the Split > Confirm animation
+     * (splitscreen confirmed by selecting a second app).
+     */
+    public static SplitAnimationTimings getDeviceSplitToConfirmTimings(boolean isTablet) {
+        return isTablet
+                ? SplitAnimationTimings.TABLET_SPLIT_TO_CONFIRM
+                : SplitAnimationTimings.PHONE_SPLIT_TO_CONFIRM;
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/util/OverviewToSplitTimings.java b/quickstep/src/com/android/quickstep/util/OverviewToSplitTimings.java
index f44796b79e..d46c0f80a0 100644
--- a/quickstep/src/com/android/quickstep/util/OverviewToSplitTimings.java
+++ b/quickstep/src/com/android/quickstep/util/OverviewToSplitTimings.java
@@ -16,27 +16,28 @@
 
 package com.android.quickstep.util;
 
-import static com.android.launcher3.anim.Interpolators.DEACCEL_2;
-
 import android.view.animation.Interpolator;
 
 /**
  * Timings for the Overview > OverviewSplitSelect animation.
  */
-public class OverviewToSplitTimings implements SplitAnimationTimings {
-    public int getPlaceholderFadeInStart() { return 0; }
-    public int getPlaceholderFadeInEnd() { return 133; }
-    public int getPlaceholderIconFadeInStart() { return 167; }
-    public int getPlaceholderIconFadeInEnd() { return 250; }
-    public int getStagedRectSlideStart() { return 0; }
-    public int getStagedRectSlideEnd() { return 417; }
-    public int getGridSlideStart() { return 67; }
-    public int getGridSlideStagger() { return 16; }
-    public int getGridSlideDuration() { return 500; }
-    public int getActionsFadeStart() { return 0; }
-    public int getActionsFadeEnd() { return 83; }
+abstract class OverviewToSplitTimings implements SplitAnimationTimings {
+    // Overwritten by device-specific timings
+    abstract public int getPlaceholderFadeInStart();
+    abstract public int getPlaceholderFadeInEnd();
+    abstract public int getPlaceholderIconFadeInStart();
+    abstract public int getPlaceholderIconFadeInEnd();
+    abstract public int getStagedRectSlideStart();
+    abstract public int getStagedRectSlideEnd();
+    abstract public int getGridSlideStart();
+    abstract public int getGridSlideStagger();
+    abstract public int getGridSlideDuration();
+
+    // Common timings
     public int getIconFadeStart() { return 0; }
     public int getIconFadeEnd() { return 83; }
+    public int getActionsFadeStart() { return 0; }
+    public int getActionsFadeEnd() { return 83; }
     public int getInstructionsContainerFadeInStart() { return 167; }
     public int getInstructionsContainerFadeInEnd() { return 250; }
     public int getInstructionsTextFadeInStart() { return 217; }
@@ -44,11 +45,13 @@ public class OverviewToSplitTimings implements SplitAnimationTimings {
     public int getInstructionsUnfoldStart() { return 167; }
     public int getInstructionsUnfoldEnd() { return 500; }
 
-    public int getDuration() { return ENTER_DURATION; }
-    public Interpolator getStagedRectXInterpolator() { return DEACCEL_2; }
-    public Interpolator getStagedRectYInterpolator() { return DEACCEL_2; }
-    public Interpolator getStagedRectScaleXInterpolator() { return DEACCEL_2; }
-    public Interpolator getStagedRectScaleYInterpolator() { return DEACCEL_2; }
+    abstract public int getDuration();
+    abstract public Interpolator getStagedRectXInterpolator();
+    abstract public Interpolator getStagedRectYInterpolator();
+    abstract public Interpolator getStagedRectScaleXInterpolator();
+    abstract public Interpolator getStagedRectScaleYInterpolator();
+    abstract public Interpolator getGridSlidePrimaryInterpolator();
+    abstract public Interpolator getGridSlideSecondaryInterpolator();
 
     public float getGridSlideStartOffset() {
         return (float) getGridSlideStart() / getDuration();
diff --git a/quickstep/src/com/android/quickstep/util/PhoneOverviewToSplitTimings.java b/quickstep/src/com/android/quickstep/util/PhoneOverviewToSplitTimings.java
new file mode 100644
index 0000000000..66c41d6ab1
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/PhoneOverviewToSplitTimings.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2022 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.quickstep.util;
+
+import static com.android.launcher3.anim.Interpolators.EMPHASIZED;
+import static com.android.launcher3.anim.Interpolators.INSTANT;
+
+import android.view.animation.Interpolator;
+
+/**
+ * Timings for the Overview > OverviewSplitSelect animation on phones.
+ */
+public class PhoneOverviewToSplitTimings
+        extends OverviewToSplitTimings implements SplitAnimationTimings {
+    public int getPlaceholderFadeInStart() { return 0; }
+    public int getPlaceholderFadeInEnd() { return 133; }
+    public int getPlaceholderIconFadeInStart() { return 83; }
+    public int getPlaceholderIconFadeInEnd() { return 167; }
+    public int getStagedRectSlideStart() { return 0; }
+    public int getStagedRectSlideEnd() { return 333; }
+    public int getGridSlideStart() { return 100; }
+    public int getGridSlideStagger() { return 0; }
+    public int getGridSlideDuration() { return 417; }
+
+    public int getDuration() { return PHONE_ENTER_DURATION; }
+    public Interpolator getStagedRectXInterpolator() { return EMPHASIZED; }
+    public Interpolator getStagedRectYInterpolator() { return EMPHASIZED; }
+    public Interpolator getStagedRectScaleXInterpolator() { return EMPHASIZED; }
+    public Interpolator getStagedRectScaleYInterpolator() { return EMPHASIZED; }
+    public Interpolator getGridSlidePrimaryInterpolator() { return EMPHASIZED; }
+    public Interpolator getGridSlideSecondaryInterpolator() { return INSTANT; }
+}
diff --git a/quickstep/src/com/android/quickstep/util/PhoneSplitToConfirmTimings.java b/quickstep/src/com/android/quickstep/util/PhoneSplitToConfirmTimings.java
new file mode 100644
index 0000000000..9e7351a2de
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/PhoneSplitToConfirmTimings.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2022 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.quickstep.util;
+
+import static com.android.launcher3.anim.Interpolators.EMPHASIZED;
+
+import android.view.animation.Interpolator;
+
+/**
+ * Timings for the OverviewSplitSelect > confirmed animation on phones.
+ */
+public class PhoneSplitToConfirmTimings
+        extends SplitToConfirmTimings implements SplitAnimationTimings {
+    public int getPlaceholderFadeInStart() { return 0; }
+    public int getPlaceholderFadeInEnd() { return 133; }
+    public int getPlaceholderIconFadeInStart() { return 50; }
+    public int getPlaceholderIconFadeInEnd() { return 133; }
+    public int getStagedRectSlideStart() { return 0; }
+    public int getStagedRectSlideEnd() { return 333; }
+
+    public int getDuration() { return PHONE_CONFIRM_DURATION; }
+    public Interpolator getStagedRectXInterpolator() { return EMPHASIZED; }
+    public Interpolator getStagedRectYInterpolator() { return EMPHASIZED; }
+    public Interpolator getStagedRectScaleXInterpolator() { return EMPHASIZED; }
+    public Interpolator getStagedRectScaleYInterpolator() { return EMPHASIZED; }
+}
diff --git a/quickstep/src/com/android/quickstep/util/SplitAnimationTimings.java b/quickstep/src/com/android/quickstep/util/SplitAnimationTimings.java
index 133be0394e..2966fbb5db 100644
--- a/quickstep/src/com/android/quickstep/util/SplitAnimationTimings.java
+++ b/quickstep/src/com/android/quickstep/util/SplitAnimationTimings.java
@@ -16,19 +16,28 @@
 
 package com.android.quickstep.util;
 
+import static com.android.launcher3.anim.Interpolators.LINEAR;
+
 import android.view.animation.Interpolator;
 
 /**
  * An interface that supports the centralization of timing information for splitscreen animations.
  */
 public interface SplitAnimationTimings {
-    int ENTER_DURATION = 866;
+    int TABLET_ENTER_DURATION = 866;
+    int TABLET_CONFIRM_DURATION = 383;
+
+    int PHONE_ENTER_DURATION = 517;
+    int PHONE_CONFIRM_DURATION = 333;
+
     int ABORT_DURATION = 500;
-    int CONFIRM_DURATION = 383;
 
-    SplitAnimationTimings OVERVIEW_TO_SPLIT = new OverviewToSplitTimings();
-    SplitAnimationTimings NORMAL_TO_SPLIT = new NormalToSplitTimings();
-    SplitAnimationTimings SPLIT_TO_CONFIRM = new SplitToConfirmTimings();
+    SplitAnimationTimings TABLET_OVERVIEW_TO_SPLIT = new TabletOverviewToSplitTimings();
+    SplitAnimationTimings TABLET_HOME_TO_SPLIT = new TabletHomeToSplitTimings();
+    SplitAnimationTimings TABLET_SPLIT_TO_CONFIRM = new TabletSplitToConfirmTimings();
+
+    SplitAnimationTimings PHONE_OVERVIEW_TO_SPLIT = new PhoneOverviewToSplitTimings();
+    SplitAnimationTimings PHONE_SPLIT_TO_CONFIRM = new PhoneSplitToConfirmTimings();
 
     // Shared methods
     int getDuration();
@@ -75,8 +84,10 @@ public interface SplitAnimationTimings {
     default float getInstructionsTextFadeInEndOffset() { return 0; }
     default float getInstructionsUnfoldStartOffset() { return 0; }
     default float getInstructionsUnfoldEndOffset() { return 0; }
+    default Interpolator getGridSlidePrimaryInterpolator() { return LINEAR; }
+    default Interpolator getGridSlideSecondaryInterpolator() { return LINEAR; }
 
-    // Defaults for NormalToSplit
+    // Defaults for HomeToSplit
     default float getScrimFadeInStartOffset() { return 0; }
     default float getScrimFadeInEndOffset() { return 0; }
 
diff --git a/quickstep/src/com/android/quickstep/util/SplitToConfirmTimings.java b/quickstep/src/com/android/quickstep/util/SplitToConfirmTimings.java
index 84cfb0be94..3026e98aa9 100644
--- a/quickstep/src/com/android/quickstep/util/SplitToConfirmTimings.java
+++ b/quickstep/src/com/android/quickstep/util/SplitToConfirmTimings.java
@@ -16,28 +16,29 @@
 
 package com.android.quickstep.util;
 
-import static com.android.launcher3.anim.Interpolators.LINEAR;
-
 import android.view.animation.Interpolator;
 
 /**
  * Timings for the OverviewSplitSelect > confirmed animation.
  */
-public class SplitToConfirmTimings implements SplitAnimationTimings {
-    public int getPlaceholderFadeInStart() { return 0; }
-    public int getPlaceholderFadeInEnd() { return 133; }
-    public int getPlaceholderIconFadeInStart() { return 167; }
-    public int getPlaceholderIconFadeInEnd() { return 250; }
-    public int getStagedRectSlideStart() { return 0; }
-    public int getStagedRectSlideEnd() { return 383; }
+abstract class SplitToConfirmTimings implements SplitAnimationTimings {
+    // Overwritten by device-specific timings
+    abstract public int getPlaceholderFadeInStart();
+    abstract public int getPlaceholderFadeInEnd();
+    abstract public int getPlaceholderIconFadeInStart();
+    abstract public int getPlaceholderIconFadeInEnd();
+    abstract public int getStagedRectSlideStart();
+    abstract public int getStagedRectSlideEnd();
+
+    // Common timings
     public int getInstructionsFadeStart() { return 0; }
     public int getInstructionsFadeEnd() { return 67; }
 
-    public int getDuration() { return CONFIRM_DURATION; }
-    public Interpolator getStagedRectXInterpolator() { return LINEAR; }
-    public Interpolator getStagedRectYInterpolator() { return LINEAR; }
-    public Interpolator getStagedRectScaleXInterpolator() { return LINEAR; }
-    public Interpolator getStagedRectScaleYInterpolator() { return LINEAR; }
+    abstract public int getDuration();
+    abstract public Interpolator getStagedRectXInterpolator();
+    abstract public Interpolator getStagedRectYInterpolator();
+    abstract public Interpolator getStagedRectScaleXInterpolator();
+    abstract public Interpolator getStagedRectScaleYInterpolator();
 
     public float getInstructionsFadeStartOffset() {
         return (float) getInstructionsFadeStart() / getDuration();
diff --git a/quickstep/src/com/android/quickstep/util/NormalToSplitTimings.java b/quickstep/src/com/android/quickstep/util/TabletHomeToSplitTimings.java
index 1bf5a5dda7..bf8612a797 100644
--- a/quickstep/src/com/android/quickstep/util/NormalToSplitTimings.java
+++ b/quickstep/src/com/android/quickstep/util/TabletHomeToSplitTimings.java
@@ -21,9 +21,10 @@ import static com.android.launcher3.anim.Interpolators.LINEAR;
 import android.view.animation.Interpolator;
 
 /**
- * Timings for the Normal > OverviewSplitSelect animation.
+ * Timings for the Home > OverviewSplitSelect animation on tablets.
  */
-public class NormalToSplitTimings extends OverviewToSplitTimings implements SplitAnimationTimings {
+public class TabletHomeToSplitTimings
+        extends TabletOverviewToSplitTimings implements SplitAnimationTimings {
     @Override
     public Interpolator getStagedRectXInterpolator() { return LINEAR; }
     @Override
diff --git a/quickstep/src/com/android/quickstep/util/TabletOverviewToSplitTimings.java b/quickstep/src/com/android/quickstep/util/TabletOverviewToSplitTimings.java
new file mode 100644
index 0000000000..30defa7cf2
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/TabletOverviewToSplitTimings.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2022 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.quickstep.util;
+
+import static com.android.launcher3.anim.Interpolators.DEACCEL_2;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
+
+import android.view.animation.Interpolator;
+
+/**
+ * Timings for the Overview > OverviewSplitSelect animation on tablets.
+ */
+public class TabletOverviewToSplitTimings
+        extends OverviewToSplitTimings implements SplitAnimationTimings {
+    public int getPlaceholderFadeInStart() { return 0; }
+    public int getPlaceholderFadeInEnd() { return 133; }
+    public int getPlaceholderIconFadeInStart() { return 167; }
+    public int getPlaceholderIconFadeInEnd() { return 250; }
+    public int getStagedRectSlideStart() { return 0; }
+    public int getStagedRectSlideEnd() { return 417; }
+    public int getGridSlideStart() { return 67; }
+    public int getGridSlideStagger() { return 16; }
+    public int getGridSlideDuration() { return 500; }
+
+    public int getDuration() { return TABLET_ENTER_DURATION; }
+    public Interpolator getStagedRectXInterpolator() { return DEACCEL_2; }
+    public Interpolator getStagedRectYInterpolator() { return DEACCEL_2; }
+    public Interpolator getStagedRectScaleXInterpolator() { return DEACCEL_2; }
+    public Interpolator getStagedRectScaleYInterpolator() { return DEACCEL_2; }
+    public Interpolator getGridSlidePrimaryInterpolator() { return LINEAR; }
+    public Interpolator getGridSlideSecondaryInterpolator() { return LINEAR; }
+}
diff --git a/quickstep/src/com/android/quickstep/util/TabletSplitToConfirmTimings.java b/quickstep/src/com/android/quickstep/util/TabletSplitToConfirmTimings.java
new file mode 100644
index 0000000000..3ea8466148
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/TabletSplitToConfirmTimings.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2022 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.quickstep.util;
+
+import static com.android.launcher3.anim.Interpolators.LINEAR;
+
+import android.view.animation.Interpolator;
+
+/**
+ * Timings for the OverviewSplitSelect > confirmed animation on tablets.
+ */
+public class TabletSplitToConfirmTimings
+        extends SplitToConfirmTimings implements SplitAnimationTimings {
+    public int getPlaceholderFadeInStart() { return 0; }
+    public int getPlaceholderFadeInEnd() { return 133; }
+    public int getPlaceholderIconFadeInStart() { return 167; }
+    public int getPlaceholderIconFadeInEnd() { return 250; }
+    public int getStagedRectSlideStart() { return 0; }
+    public int getStagedRectSlideEnd() { return 383; }
+
+    public int getDuration() { return TABLET_CONFIRM_DURATION; }
+    public Interpolator getStagedRectXInterpolator() { return LINEAR; }
+    public Interpolator getStagedRectYInterpolator() { return LINEAR; }
+    public Interpolator getStagedRectScaleXInterpolator() { return LINEAR; }
+    public Interpolator getStagedRectScaleYInterpolator() { return LINEAR; }
+}
diff --git a/quickstep/src/com/android/quickstep/views/FloatingTaskView.java b/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
index 1a02f03bb4..dc1ae520a3 100644
--- a/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
@@ -30,6 +30,7 @@ import com.android.launcher3.statemanager.StatefulActivity;
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.util.SplitConfigurationOptions;
 import com.android.launcher3.views.BaseDragLayer;
+import com.android.quickstep.util.AnimUtils;
 import com.android.quickstep.util.MultiValueUpdateListener;
 import com.android.quickstep.util.SplitAnimationTimings;
 import com.android.quickstep.util.TaskCornerRadius;
@@ -215,9 +216,19 @@ public class FloatingTaskView extends FrameLayout {
      */
     public void addStagingAnimation(PendingAnimation animation, RectF startingBounds,
             Rect endBounds, boolean fadeWithThumbnail, boolean isStagedTask) {
-        SplitAnimationTimings timings = fadeWithThumbnail
-                ? SplitAnimationTimings.OVERVIEW_TO_SPLIT
-                : SplitAnimationTimings.NORMAL_TO_SPLIT;
+        boolean isTablet = mActivity.getDeviceProfile().isTablet;
+        boolean splittingFromOverview = fadeWithThumbnail;
+        SplitAnimationTimings timings;
+
+        if (isTablet && splittingFromOverview) {
+            timings = SplitAnimationTimings.TABLET_OVERVIEW_TO_SPLIT;
+        } else if (!isTablet && splittingFromOverview) {
+            timings = SplitAnimationTimings.PHONE_OVERVIEW_TO_SPLIT;
+        } else {
+            // Splitting from Home is currently only available on tablets
+            timings = SplitAnimationTimings.TABLET_HOME_TO_SPLIT;
+        }
+
         addAnimation(animation, startingBounds, endBounds, fadeWithThumbnail, isStagedTask,
                 timings);
     }
@@ -228,8 +239,11 @@ public class FloatingTaskView extends FrameLayout {
      */
     public void addConfirmAnimation(PendingAnimation animation, RectF startingBounds,
             Rect endBounds, boolean fadeWithThumbnail, boolean isStagedTask) {
+        SplitAnimationTimings timings =
+                AnimUtils.getDeviceSplitToConfirmTimings(mActivity.getDeviceProfile().isTablet);
+
         addAnimation(animation, startingBounds, endBounds, fadeWithThumbnail, isStagedTask,
-                SplitAnimationTimings.SPLIT_TO_CONFIRM);
+                timings);
     }
 
     /**
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 96607a0b84..2f91e16566 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -171,6 +171,7 @@ import com.android.quickstep.TopTaskTracker;
 import com.android.quickstep.ViewUtils;
 import com.android.quickstep.util.ActiveGestureErrorDetector;
 import com.android.quickstep.util.ActiveGestureLog;
+import com.android.quickstep.util.AnimUtils;
 import com.android.quickstep.util.GroupTask;
 import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.util.RecentsOrientedState;
@@ -2775,7 +2776,7 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
         anim.setFloat(taskView, VIEW_ALPHA, 0,
                 clampToProgress(isOnGridBottomRow(taskView) ? ACCEL : FINAL_FRAME, 0, 0.5f));
         FloatProperty<TaskView> secondaryViewTranslate =
-                taskView.getSecondaryDissmissTranslationProperty();
+                taskView.getSecondaryDismissTranslationProperty();
         int secondaryTaskDimension = mOrientationHandler.getSecondaryDimension(taskView);
         int verticalFactor = mOrientationHandler.getSecondaryTranslationDirectionFactor();
 
@@ -2809,7 +2810,8 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
         mOrientationHandler.getInitialSplitPlaceholderBounds(mSplitPlaceholderSize,
                 mSplitPlaceholderInset, mActivity.getDeviceProfile(),
                 mSplitSelectStateController.getActiveSplitStagePosition(), mTempRect);
-        SplitAnimationTimings timings = SplitAnimationTimings.OVERVIEW_TO_SPLIT;
+        SplitAnimationTimings timings =
+                AnimUtils.getDeviceOverviewToSplitTimings(mActivity.getDeviceProfile().isTablet);
 
         RectF startingTaskRect = new RectF();
         safeRemoveDragLayerView(mFirstFloatingTaskView);
@@ -3053,6 +3055,9 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
             }
         }
 
+        SplitAnimationTimings splitTimings =
+                AnimUtils.getDeviceOverviewToSplitTimings(mActivity.getDeviceProfile().isTablet);
+
         int distanceFromDismissedTask = 0;
         for (int i = 0; i < count; i++) {
             View child = getChildAt(i);
@@ -3095,9 +3100,29 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
                     float additionalDismissDuration =
                             ADDITIONAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET * Math.abs(
                                     i - dismissedIndex);
-                    anim.setFloat(child, translationProperty, scrollDiff, clampToProgress(LINEAR,
-                            Utilities.boundToRange(INITIAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET
-                                    + additionalDismissDuration, 0f, 1f), 1));
+
+                    // We are in non-grid layout.
+                    // If dismissing for split select, use split timings.
+                    // If not, use dismiss timings.
+                    float animationStartProgress = isSplitSelectionActive()
+                            ? Utilities.boundToRange(splitTimings.getGridSlideStartOffset(), 0f, 1f)
+                            : Utilities.boundToRange(
+                                    INITIAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET
+                                            + additionalDismissDuration, 0f, 1f);
+
+                    float animationEndProgress = isSplitSelectionActive()
+                            ? Utilities.boundToRange(splitTimings.getGridSlideStartOffset()
+                                            + splitTimings.getGridSlideDurationOffset(), 0f, 1f)
+                            : 1f;
+
+                    anim.setFloat(child, translationProperty, scrollDiff,
+                            clampToProgress(
+                                    splitTimings.getGridSlidePrimaryInterpolator(),
+                                    animationStartProgress,
+                                    animationEndProgress
+                            )
+                    );
+
                     if (ENABLE_QUICKSTEP_LIVE_TILE.get() && mEnableDrawingLiveTile
                             && child instanceof TaskView
                             && ((TaskView) child).isRunningTask()) {
@@ -3138,11 +3163,11 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
                         : distanceFromDismissedTask;
                 // Set timings based on if user is initiating splitscreen on the focused task,
                 // or splitting/dismissing some other task.
-                SplitAnimationTimings timings = SplitAnimationTimings.OVERVIEW_TO_SPLIT;
                 float animationStartProgress = isStagingFocusedTask
                         ? Utilities.boundToRange(
-                                timings.getGridSlideStartOffset()
-                                        + (timings.getGridSlideStaggerOffset() * staggerColumn),
+                                splitTimings.getGridSlideStartOffset()
+                                        + (splitTimings.getGridSlideStaggerOffset()
+                                        * staggerColumn),
                         0f,
                         dismissTranslationInterpolationEnd)
                         : Utilities.boundToRange(
@@ -3151,9 +3176,9 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
                                         * staggerColumn, 0f, dismissTranslationInterpolationEnd);
                 float animationEndProgress = isStagingFocusedTask
                         ? Utilities.boundToRange(
-                                timings.getGridSlideStartOffset()
-                                        + (timings.getGridSlideStaggerOffset() * staggerColumn)
-                                        + timings.getGridSlideDurationOffset(),
+                                splitTimings.getGridSlideStartOffset()
+                                        + (splitTimings.getGridSlideStaggerOffset() * staggerColumn)
+                                        + splitTimings.getGridSlideDurationOffset(),
                         0f,
                         dismissTranslationInterpolationEnd)
                         : dismissTranslationInterpolationEnd;
@@ -3173,7 +3198,7 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
                     if (!nextFocusedTaskFromTop) {
                         secondaryTranslation -= mTopBottomRowHeightDiff;
                     }
-                    anim.setFloat(taskView, taskView.getSecondaryDissmissTranslationProperty(),
+                    anim.setFloat(taskView, taskView.getSecondaryDismissTranslationProperty(),
                             secondaryTranslation, clampToProgress(LINEAR, animationStartProgress,
                                     dismissTranslationInterpolationEnd));
                     anim.setFloat(taskView, TaskView.FOCUS_TRANSITION, 0f,
@@ -4179,9 +4204,13 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
         // TODO(194414938) starting bounds seem slightly off, investigate
         Rect firstTaskStartingBounds = new Rect();
         Rect firstTaskEndingBounds = mTempRect;
-        PendingAnimation pendingAnimation =
-                new PendingAnimation(SplitAnimationTimings.CONFIRM_DURATION);
-        SplitAnimationTimings timings = SplitAnimationTimings.SPLIT_TO_CONFIRM;
+
+        boolean isTablet = mActivity.getDeviceProfile().isTablet;
+        int duration = isTablet
+                ? SplitAnimationTimings.TABLET_CONFIRM_DURATION
+                : SplitAnimationTimings.PHONE_CONFIRM_DURATION;
+        PendingAnimation pendingAnimation = new PendingAnimation(duration);
+        SplitAnimationTimings timings = AnimUtils.getDeviceSplitToConfirmTimings(isTablet);
 
         int halfDividerSize = getResources()
                 .getDimensionPixelSize(R.dimen.multi_window_task_divider_size) / 2;
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 9720c2a92e..a0f195ce26 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -1261,7 +1261,7 @@ public class TaskView extends FrameLayout implements Reusable {
                 DISMISS_TRANSLATION_X, DISMISS_TRANSLATION_Y);
     }
 
-    public FloatProperty<TaskView> getSecondaryDissmissTranslationProperty() {
+    public FloatProperty<TaskView> getSecondaryDismissTranslationProperty() {
         return getPagedOrientationHandler().getSecondaryValue(
                 DISMISS_TRANSLATION_X, DISMISS_TRANSLATION_Y);
     }