Migrate stepping animation to blueprint for default clock

Flag: ACONFIG com.android.systemui.migrate_clocks_to_blueprint
DEVELOPMENT
Bug: 315167622
Test: manually test stepping animation with flag on and off

Change-Id: Ieb697646fb3a4ada3c2cdac505f941dfea5e04db

5 files changed, 109 insertions, 14 deletions

diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardStatusViewController.java b/packages/SystemUI/src/com/android/keyguard/KeyguardStatusViewController.java
index 2a54a4eee657..d372f5a616b1 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardStatusViewController.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardStatusViewController.java
@@ -20,6 +20,7 @@ import static androidx.constraintlayout.widget.ConstraintSet.END;
 import static androidx.constraintlayout.widget.ConstraintSet.PARENT_ID;
 
 import static com.android.internal.jank.InteractionJankMonitor.CUJ_LOCKSCREEN_CLOCK_MOVE_ANIMATION;
+import static com.android.systemui.Flags.migrateClocksToBlueprint;
 import static com.android.systemui.util.kotlin.JavaAdapterKt.collectFlow;
 
 import android.animation.Animator;
@@ -492,7 +493,12 @@ public class KeyguardStatusViewController extends ViewController<KeyguardStatusV
             boolean splitShadeEnabled,
             boolean shouldBeCentered,
             boolean animate) {
-        mKeyguardClockSwitchController.setSplitShadeCentered(splitShadeEnabled && shouldBeCentered);
+        if (migrateClocksToBlueprint()) {
+            mKeyguardInteractor.setClockShouldBeCentered(mSplitShadeEnabled && shouldBeCentered);
+        } else {
+            mKeyguardClockSwitchController.setSplitShadeCentered(
+                    splitShadeEnabled && shouldBeCentered);
+        }
         if (mStatusViewCentered == shouldBeCentered) {
             return;
         }
@@ -548,8 +554,9 @@ public class KeyguardStatusViewController extends ViewController<KeyguardStatusV
         ClockController clock = mKeyguardClockSwitchController.getClock();
         boolean customClockAnimation = clock != null
                 && clock.getLargeClock().getConfig().getHasCustomPositionUpdatedAnimation();
-
-        if (customClockAnimation) {
+        // When migrateClocksToBlueprint is on, customized clock animation is conducted in
+        // KeyguardClockViewBinder
+        if (customClockAnimation && !migrateClocksToBlueprint()) {
             // Find the clock, so we can exclude it from this transition.
             FrameLayout clockContainerView = mView.findViewById(R.id.lockscreen_clock_view_large);
 
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardClockViewBinder.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardClockViewBinder.kt
index 05fe0b25381d..bf763b4e1f99 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardClockViewBinder.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardClockViewBinder.kt
@@ -16,13 +16,20 @@
 
 package com.android.systemui.keyguard.ui.binder
 
+import android.animation.Animator
+import android.animation.ValueAnimator
+import android.transition.Transition
 import android.transition.TransitionManager
+import android.transition.TransitionSet
+import android.transition.TransitionValues
+import android.view.ViewGroup
 import androidx.annotation.VisibleForTesting
 import androidx.constraintlayout.helper.widget.Layer
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.constraintlayout.widget.ConstraintSet
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.repeatOnLifecycle
+import com.android.app.animation.Interpolators
 import com.android.systemui.Flags.migrateClocksToBlueprint
 import com.android.systemui.keyguard.domain.interactor.KeyguardClockInteractor
 import com.android.systemui.keyguard.ui.view.layout.sections.ClockSection
@@ -32,6 +39,8 @@ import com.android.systemui.plugins.clocks.ClockController
 import com.android.systemui.res.R
 import kotlinx.coroutines.launch
 
+private const val KEYGUARD_STATUS_VIEW_CUSTOM_CLOCK_MOVE_DURATION_MS = 1000L
+
 object KeyguardClockViewBinder {
     @JvmStatic
     fun bind(
@@ -69,7 +78,13 @@ object KeyguardClockViewBinder {
                 launch {
                     if (!migrateClocksToBlueprint()) return@launch
                     viewModel.clockShouldBeCentered.collect {
-                        applyConstraints(clockSection, keyguardRootView, true)
+                        viewModel.clock?.let {
+                            if (it.largeClock.config.hasCustomPositionUpdatedAnimation) {
+                                playClockCenteringAnimation(clockSection, keyguardRootView, it)
+                            } else {
+                                applyConstraints(clockSection, keyguardRootView, true)
+                            }
+                        }
                     }
                 }
             }
@@ -125,12 +140,84 @@ object KeyguardClockViewBinder {
         clockSection: ClockSection,
         rootView: ConstraintLayout,
         animated: Boolean,
+        set: TransitionSet? = null,
     ) {
         val constraintSet = ConstraintSet().apply { clone(rootView) }
         clockSection.applyConstraints(constraintSet)
         if (animated) {
-            TransitionManager.beginDelayedTransition(rootView)
+            set?.let { TransitionManager.beginDelayedTransition(rootView, it) }
+                ?: run { TransitionManager.beginDelayedTransition(rootView) }
         }
         constraintSet.applyTo(rootView)
     }
+
+    private fun playClockCenteringAnimation(
+        clockSection: ClockSection,
+        keyguardRootView: ConstraintLayout,
+        clock: ClockController,
+    ) {
+        // Find the clock, so we can exclude it from this transition.
+        val clockView = clock.largeClock.view
+        val set = TransitionSet()
+        val adapter = SplitShadeTransitionAdapter(clock)
+        adapter.setInterpolator(Interpolators.LINEAR)
+        adapter.setDuration(KEYGUARD_STATUS_VIEW_CUSTOM_CLOCK_MOVE_DURATION_MS)
+        adapter.addTarget(clockView)
+        set.addTransition(adapter)
+        applyConstraints(clockSection, keyguardRootView, true, set)
+    }
+
+    internal class SplitShadeTransitionAdapter
+    @VisibleForTesting
+    constructor(private val clock: ClockController) : Transition() {
+        private fun captureValues(transitionValues: TransitionValues) {
+            transitionValues.values[PROP_BOUNDS_LEFT] = transitionValues.view.left
+            val locationInWindowTmp = IntArray(2)
+            transitionValues.view.getLocationInWindow(locationInWindowTmp)
+            transitionValues.values[PROP_X_IN_WINDOW] = locationInWindowTmp[0]
+        }
+
+        override fun captureEndValues(transitionValues: TransitionValues) {
+            captureValues(transitionValues)
+        }
+
+        override fun captureStartValues(transitionValues: TransitionValues) {
+            captureValues(transitionValues)
+        }
+
+        override fun createAnimator(
+            sceneRoot: ViewGroup,
+            startValues: TransitionValues?,
+            endValues: TransitionValues?
+        ): Animator? {
+            if (startValues == null || endValues == null) {
+                return null
+            }
+            val anim = ValueAnimator.ofFloat(0f, 1f)
+            val fromLeft = startValues.values[PROP_BOUNDS_LEFT] as Int
+            val fromWindowX = startValues.values[PROP_X_IN_WINDOW] as Int
+            val toWindowX = endValues.values[PROP_X_IN_WINDOW] as Int
+            // Using windowX, to determine direction, instead of left, as in RTL the difference of
+            // toLeft - fromLeft is always positive, even when moving left.
+            val direction = if (toWindowX - fromWindowX > 0) 1 else -1
+            anim.addUpdateListener { animation: ValueAnimator ->
+                clock.largeClock.animations.onPositionUpdated(
+                    fromLeft,
+                    direction,
+                    animation.animatedFraction
+                )
+            }
+            return anim
+        }
+
+        override fun getTransitionProperties(): Array<String> {
+            return TRANSITION_PROPERTIES
+        }
+
+        companion object {
+            private const val PROP_BOUNDS_LEFT = "splitShadeTransitionAdapter:boundsLeft"
+            private const val PROP_X_IN_WINDOW = "splitShadeTransitionAdapter:xInWindow"
+            private val TRANSITION_PROPERTIES = arrayOf(PROP_BOUNDS_LEFT, PROP_X_IN_WINDOW)
+        }
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardSmartspaceViewBinder.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardSmartspaceViewBinder.kt
index 92270ad31664..81ce8f04d302 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardSmartspaceViewBinder.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardSmartspaceViewBinder.kt
@@ -23,6 +23,7 @@ import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.constraintlayout.widget.ConstraintSet
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.repeatOnLifecycle
+import com.android.systemui.Flags.migrateClocksToBlueprint
 import com.android.systemui.keyguard.ui.view.layout.sections.SmartspaceSection
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardClockViewModel
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardSmartspaceViewModel
@@ -42,6 +43,7 @@ object KeyguardSmartspaceViewBinder {
         keyguardRootView.repeatWhenAttached {
             repeatOnLifecycle(Lifecycle.State.STARTED) {
                 launch {
+                    if (!migrateClocksToBlueprint()) return@launch
                     clockViewModel.hasCustomWeatherDataDisplay.collect { hasCustomWeatherDataDisplay
                         ->
                         if (hasCustomWeatherDataDisplay) {
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/KeyguardRootView.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/KeyguardRootView.kt
index f2b28d964314..f33aed03856c 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/KeyguardRootView.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/KeyguardRootView.kt
@@ -29,4 +29,8 @@ class KeyguardRootView(
     ConstraintLayout(
         context,
         attrs,
-    )
+    ) {
+    init {
+        clipChildren = false
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java b/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
index a5c1cf1af191..654ed392ac1b 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
+++ b/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
@@ -1751,14 +1751,9 @@ public final class NotificationPanelViewController implements ShadeSurface, Dump
         } else {
             layout = mNotificationContainerParent;
         }
-
-        if (migrateClocksToBlueprint()) {
-            mKeyguardInteractor.setClockShouldBeCentered(mSplitShadeEnabled && shouldBeCentered);
-        } else {
-            mKeyguardStatusViewController.updateAlignment(
-                    layout, mSplitShadeEnabled, shouldBeCentered, animate);
-            mKeyguardUnfoldTransition.ifPresent(t -> t.setStatusViewCentered(shouldBeCentered));
-        }
+        mKeyguardStatusViewController.updateAlignment(
+                layout, mSplitShadeEnabled, shouldBeCentered, animate);
+        mKeyguardUnfoldTransition.ifPresent(t -> t.setStatusViewCentered(shouldBeCentered));
     }
 
     private boolean shouldKeyguardStatusViewBeCentered() {