Add recents launch animation to Recents Go

We use the basic clip reveal animation to animate from the task
thumbnail view to the opening app.

Bug: 114136250
Test: Tap task from recents
Change-Id: Id582385fc022c75ee322beebdc6cf7a0f209e720

3 files changed, 16 insertions, 4 deletions

diff --git a/go/quickstep/src/com/android/launcher3/GoLauncherAppTransitionManagerImpl.java b/go/quickstep/src/com/android/launcher3/GoLauncherAppTransitionManagerImpl.java
index 96b4ae569..d189c504c 100644
--- a/go/quickstep/src/com/android/launcher3/GoLauncherAppTransitionManagerImpl.java
+++ b/go/quickstep/src/com/android/launcher3/GoLauncherAppTransitionManagerImpl.java
@@ -31,7 +31,8 @@ public final class GoLauncherAppTransitionManagerImpl extends QuickstepAppTransi
     @Override
     protected void composeRecentsLaunchAnimator(AnimatorSet anim, View v,
             RemoteAnimationTargetCompat[] targets, boolean launcherClosing) {
-        //TODO: Implement this based off IconRecentsView
+        // Stubbed. Recents launch animation will come from the recents view itself and will not
+        // use remote animations.
     }
 
     @Override
diff --git a/go/quickstep/src/com/android/quickstep/RecentsActivity.java b/go/quickstep/src/com/android/quickstep/RecentsActivity.java
index c814a71f0..447e7e723 100644
--- a/go/quickstep/src/com/android/quickstep/RecentsActivity.java
+++ b/go/quickstep/src/com/android/quickstep/RecentsActivity.java
@@ -61,7 +61,7 @@ public final class RecentsActivity extends BaseRecentsActivity {
 
     @Override
     public ActivityOptions getActivityLaunchOptions(View v) {
-        //TODO: Hook into recents launch animation
+        // Stubbed. Recents launch animation will come from the recents view itself.
         return null;
     }
 
diff --git a/go/quickstep/src/com/android/quickstep/TaskInputController.java b/go/quickstep/src/com/android/quickstep/TaskInputController.java
index d97ac8da9..843300741 100644
--- a/go/quickstep/src/com/android/quickstep/TaskInputController.java
+++ b/go/quickstep/src/com/android/quickstep/TaskInputController.java
@@ -15,6 +15,10 @@
  */
 package com.android.quickstep;
 
+import android.app.ActivityOptions;
+import android.view.View;
+
+import com.android.quickstep.views.TaskItemView;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
 
@@ -37,9 +41,16 @@ public final class TaskInputController {
      * @param viewHolder the task view holder that has been tapped
      */
     public void onTaskClicked(TaskHolder viewHolder) {
-        // TODO: Add app launch animation as part of the launch options here.
+        TaskItemView itemView = (TaskItemView) (viewHolder.itemView);
+        View v = itemView.getThumbnailView();
+        int left = 0;
+        int top = 0;
+        int width = v.getMeasuredWidth();
+        int height = v.getMeasuredHeight();
+
+        ActivityOptions opts = ActivityOptions.makeClipRevealAnimation(v, left, top, width, height);
         ActivityManagerWrapper.getInstance().startActivityFromRecentsAsync(viewHolder.getTask().key,
-                null /* options */, null /* resultCallback */, null /* resultCallbackHandler */);
+                opts, null /* resultCallback */, null /* resultCallbackHandler */);
     }
 
     public void onTaskSwiped(TaskHolder viewHolder) {