[Toast] Introduce SysUI's animation library to the transition manager.

Bug: 250588519
Test: manual, see videos in bug
Change-Id: Iccc440c95ecc14d39e35d911798e239b698b950a
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index 7948ca4..b880a7e 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -89,6 +89,7 @@
 import android.util.Pair;
 import android.util.Size;
 import android.view.CrossWindowBlurListeners;
+import android.view.IRemoteAnimationFinishedCallback;
 import android.view.RemoteAnimationAdapter;
 import android.view.RemoteAnimationDefinition;
 import android.view.RemoteAnimationTarget;
@@ -114,6 +115,7 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.dragndrop.DragLayer;
 import com.android.launcher3.icons.FastBitmapDrawable;
+import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.shortcuts.DeepShortcutView;
 import com.android.launcher3.statehandlers.DepthController;
 import com.android.launcher3.taskbar.LauncherTaskbarUIController;
@@ -143,6 +145,9 @@
 import com.android.quickstep.util.WorkspaceRevealAnim;
 import com.android.quickstep.views.FloatingWidgetView;
 import com.android.quickstep.views.RecentsView;
+import com.android.systemui.animation.ActivityLaunchAnimator;
+import com.android.systemui.animation.DelegateLaunchAnimatorController;
+import com.android.systemui.animation.RemoteAnimationDelegate;
 import com.android.systemui.shared.system.BlurUtils;
 import com.android.systemui.shared.system.InteractionJankMonitorWrapper;
 import com.android.systemui.shared.system.QuickStepContract;
@@ -222,7 +227,6 @@
     private RemoteAnimationProvider mRemoteAnimationProvider;
     // Strong refs to runners which are cleared when the launcher activity is destroyed
     private RemoteAnimationFactory mWallpaperOpenRunner;
-    private RemoteAnimationFactory mAppLaunchRunner;
     private RemoteAnimationFactory mKeyguardGoingAwayRunner;
 
     private RemoteAnimationFactory mWallpaperOpenTransitionRunner;
@@ -291,9 +295,18 @@
     public ActivityOptionsWrapper getActivityLaunchOptions(View v) {
         boolean fromRecents = isLaunchingFromRecents(v, null /* targets */);
         RunnableList onEndCallback = new RunnableList();
-        mAppLaunchRunner = new AppLaunchAnimationRunner(v, onEndCallback);
+
+        RemoteAnimationFactory delegateRunner = new AppLaunchAnimationRunner(v, onEndCallback);
+        ItemInfo tag = (ItemInfo) v.getTag();
+        if (tag != null && tag.shouldUseBackgroundAnimation()) {
+            ContainerAnimationRunner containerAnimationRunner =
+                    ContainerAnimationRunner.from(v, mStartingWindowListener);
+            if (containerAnimationRunner != null) {
+                delegateRunner = containerAnimationRunner;
+            }
+        }
         RemoteAnimationRunnerCompat runner = new LauncherAnimationRunner(
-                mHandler, mAppLaunchRunner, true /* startAtFrontOfQueue */);
+                mHandler, delegateRunner, true /* startAtFrontOfQueue */);
 
         // Note that this duration is a guess as we do not know if the animation will be a
         // recents launch or not for sure until we know the opening app targets.
@@ -1160,7 +1173,6 @@
             // Also clear strong references to the runners registered with the remote animation
             // definition so we don't have to wait for the system gc
             mWallpaperOpenRunner = null;
-            mAppLaunchRunner = null;
             mKeyguardGoingAwayRunner = null;
         }
     }
@@ -1754,6 +1766,79 @@
         }
     }
 
+    /** Remote animation runner to launch an app using System UI's animation library. */
+    private static class ContainerAnimationRunner implements RemoteAnimationFactory {
+
+        /** The delegate runner that handles the actual animation. */
+        private final RemoteAnimationDelegate<IRemoteAnimationFinishedCallback> mDelegate;
+
+        private ContainerAnimationRunner(
+                RemoteAnimationDelegate<IRemoteAnimationFinishedCallback> delegate) {
+            mDelegate = delegate;
+        }
+
+        @Nullable
+        private static ContainerAnimationRunner from(
+                View v, StartingWindowListener startingWindowListener) {
+            View viewToUse = findViewWithBackground(v);
+            if (viewToUse == null) {
+                viewToUse = v;
+            }
+
+            // TODO(b/265134143): create a CUJ type for interaction jank monitoring.
+            ActivityLaunchAnimator.Controller controllerDelegate =
+                    ActivityLaunchAnimator.Controller.fromView(viewToUse, null /* cujType */);
+
+            if (controllerDelegate == null) {
+                return null;
+            }
+
+            // This wrapper allows us to override the default value, telling the controller that the
+            // current window is below the animating window.
+            ActivityLaunchAnimator.Controller controller =
+                    new DelegateLaunchAnimatorController(controllerDelegate) {
+                        @Override
+                        public boolean isBelowAnimatingWindow() {
+                            return true;
+                        }
+                    };
+
+            ActivityLaunchAnimator.Callback callback = task -> ColorUtils.setAlphaComponent(
+                    startingWindowListener.getBackgroundColor(), 255);
+
+            return new ContainerAnimationRunner(
+                    new ActivityLaunchAnimator.AnimationDelegate(controller, callback));
+        }
+
+        /** Finds the closest parent of [view] (inclusive) with a background drawable. */
+        @Nullable
+        private static View findViewWithBackground(View view) {
+            View current = view;
+            while (current.getBackground() == null) {
+                if (!(current.getParent() instanceof View)) {
+                    return null;
+                }
+
+                current = (View) view.getParent();
+            }
+
+            return current;
+        }
+
+        @Override
+        public void onAnimationStart(int transit, RemoteAnimationTarget[] appTargets,
+                RemoteAnimationTarget[] wallpaperTargets, RemoteAnimationTarget[] nonAppTargets,
+                LauncherAnimationRunner.AnimationResult result) {
+            mDelegate.onAnimationStart(
+                    transit, appTargets, wallpaperTargets, nonAppTargets, result);
+        }
+
+        @Override
+        public void onAnimationCancelled(boolean isKeyguardOccluded) {
+            mDelegate.onAnimationCancelled(isKeyguardOccluded);
+        }
+    }
+
     /**
      * Class that holds all the variables for the app open animation.
      */
@@ -1822,8 +1907,9 @@
         }
     }
 
-    private static class StartingWindowListener extends IStartingWindowListener.Stub {
+    private class StartingWindowListener extends IStartingWindowListener.Stub {
         private QuickstepTransitionManager mTransitionManager;
+        private int mBackgroundColor;
 
         public void setTransitionManager(QuickstepTransitionManager transitionManager) {
             mTransitionManager = transitionManager;
@@ -1832,6 +1918,13 @@
         @Override
         public void onTaskLaunching(int taskId, int supportedType, int color) {
             mTransitionManager.mTaskStartParams.put(taskId, Pair.create(supportedType, color));
+            mBackgroundColor = color;
+        }
+
+        public int getBackgroundColor() {
+            return mBackgroundColor == Color.TRANSPARENT
+                    ? mLauncher.getScrimView().getBackgroundColor()
+                    : mBackgroundColor;
         }
     }
 
diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index 6ea331d..66ea616 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -30,6 +30,20 @@
 public class LauncherSettings {
 
     /**
+     * Types of animations.
+     */
+    public static final class Animation {
+        /**
+         * The default animation for a given view/item info type.
+         */
+        public static final int DEFAULT = 0;
+        /**
+         * An animation using the view's background.
+         */
+        public static final int VIEW_BACKGROUND = 1;
+    }
+
+    /**
      * Favorites.
      */
     public static final class Favorites implements BaseColumns {
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index c90c6bf..2841129 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -272,7 +272,7 @@
 
     public static final BooleanFlag ENABLE_SEARCH_RESULT_LAUNCH_TRANSITION = new DeviceFlag(
             "ENABLE_SEARCH_RESULT_LAUNCH_TRANSITION", false,
-            "Enable option to launch search results using the new standardized transitions");
+            "Enable option to launch search results using the new view container transitions");
 
     public static final BooleanFlag TWO_PREDICTED_ROWS_ALL_APPS_SEARCH = new DeviceFlag(
             "TWO_PREDICTED_ROWS_ALL_APPS_SEARCH", false,
diff --git a/src/com/android/launcher3/model/data/ItemInfo.java b/src/com/android/launcher3/model/data/ItemInfo.java
index 2dd44a4..4eb2e9e 100644
--- a/src/com/android/launcher3/model/data/ItemInfo.java
+++ b/src/com/android/launcher3/model/data/ItemInfo.java
@@ -47,8 +47,10 @@
 import androidx.annotation.Nullable;
 
 import com.android.launcher3.LauncherSettings;
+import com.android.launcher3.LauncherSettings.Animation;
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.Workspace;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.logger.LauncherAtom.AllAppsContainer;
 import com.android.launcher3.logger.LauncherAtom.ContainerInfo;
@@ -94,6 +96,12 @@
     public int itemType;
 
     /**
+     * One of {@link Animation#DEFAULT},
+     * {@link Animation#VIEW_BACKGROUND}.
+     */
+    public int animationType = Animation.DEFAULT;
+
+    /**
      * The id of the container that holds this item. For the desktop, this will be
      * {@link Favorites#CONTAINER_DESKTOP}. For the all applications folder it
      * will be {@link #NO_ID} (since it is not stored in the settings DB). For user folders
@@ -185,6 +193,7 @@
         rank = info.rank;
         screenId = info.screenId;
         itemType = info.itemType;
+        animationType = info.animationType;
         container = info.container;
         user = info.user;
         contentDescription = info.contentDescription;
@@ -298,6 +307,15 @@
     }
 
     /**
+     * Returns whether this item should use the background animation.
+     */
+    public boolean shouldUseBackgroundAnimation() {
+        return animationType == LauncherSettings.Animation.VIEW_BACKGROUND
+                && FeatureFlags.ENABLE_SEARCH_RESULT_BACKGROUND_DRAWABLES.get()
+                && FeatureFlags.ENABLE_SEARCH_RESULT_LAUNCH_TRANSITION.get();
+    }
+
+    /**
      * Creates {@link LauncherAtom.ItemInfo} with important fields and parent container info.
      */
     @NonNull
diff --git a/src/com/android/launcher3/touch/ItemClickHandler.java b/src/com/android/launcher3/touch/ItemClickHandler.java
index 64951ca..790c226 100644
--- a/src/com/android/launcher3/touch/ItemClickHandler.java
+++ b/src/com/android/launcher3/touch/ItemClickHandler.java
@@ -343,7 +343,8 @@
                 return;
             }
         }
-        if (v != null && launcher.supportsAdaptiveIconAnimation(v)) {
+        if (v != null && launcher.supportsAdaptiveIconAnimation(v)
+                && !item.shouldUseBackgroundAnimation()) {
             // Preload the icon to reduce latency b/w swapping the floating view with the original.
             FloatingIconView.fetchIcon(launcher, v, item, true /* isOpening */);
         }
diff --git a/src/com/android/launcher3/views/ActivityContext.java b/src/com/android/launcher3/views/ActivityContext.java
index 79b4cb4..36f5f4d 100644
--- a/src/com/android/launcher3/views/ActivityContext.java
+++ b/src/com/android/launcher3/views/ActivityContext.java
@@ -23,6 +23,7 @@
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 
 import android.app.ActivityOptions;
+import android.app.PendingIntent;
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.ContextWrapper;
@@ -45,6 +46,7 @@
 import android.view.inputmethod.InputMethodManager;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
 import com.android.launcher3.BubbleTextView;
@@ -270,6 +272,29 @@
         }
     }
 
+
+    /**
+     * Sends a pending intent animating from a view.
+     *
+     * @param v View to animate.
+     * @param intent The pending intent being launched.
+     * @param item Item associated with the view.
+     * @return {@code true} if the intent is sent successfully.
+     */
+    default boolean sendPendingIntentWithAnimation(
+            @NonNull View v, PendingIntent intent, @Nullable ItemInfo item) {
+        Bundle optsBundle = getActivityLaunchOptions(v, item).toBundle();
+        try {
+            intent.send(null, 0, null, null, null, null, optsBundle);
+            return true;
+        } catch (PendingIntent.CanceledException e) {
+            Toast.makeText(v.getContext(),
+                    v.getContext().getResources().getText(R.string.shortcut_not_available),
+                    Toast.LENGTH_SHORT).show();
+        }
+        return false;
+    }
+
     /**
      * Safely starts an activity.
      *
diff --git a/src/com/android/launcher3/views/ScrimView.java b/src/com/android/launcher3/views/ScrimView.java
index 870ff12..ca80c51 100644
--- a/src/com/android/launcher3/views/ScrimView.java
+++ b/src/com/android/launcher3/views/ScrimView.java
@@ -77,6 +77,10 @@
         super.setBackgroundColor(color);
     }
 
+    public int getBackgroundColor() {
+        return mBackgroundColor;
+    }
+
     @Override
     public void onVisibilityAggregated(boolean isVisible) {
         super.onVisibilityAggregated(isVisible);