Improved the bypass animation

The lock icon and the scrim now fade with the same quick unlock animation
like the rest of the bypass, which completes the experience

Fixes: 134952761
Change-Id: Id164914e0e8d780e626acb28922c2084257620f9

6 files changed, 41 insertions, 9 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BiometricUnlockController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/BiometricUnlockController.java
index 6a0d6e1954ab..930f57efd2a7 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BiometricUnlockController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/BiometricUnlockController.java
@@ -571,6 +571,13 @@ public class BiometricUnlockController extends KeyguardUpdateMonitorCallback {
     }
 
     /**
+     * Successful authentication with fingerprint, face, or iris when the lockscreen fades away
+     */
+    public boolean isUnlockFading() {
+        return mMode == MODE_UNLOCK_FADING;
+    }
+
+    /**
      * Translates biometric source type for logging purpose.
      */
     private int toSubtype(BiometricSourceType biometricSourceType) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBypassController.kt b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBypassController.kt
index c88b22bbbced..0aec2b12fa92 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBypassController.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBypassController.kt
@@ -167,4 +167,8 @@ class KeyguardBypassController {
         pw.print("  qSExpanded: "); pw.println(qSExpanded)
         pw.print("  bouncerShowing: "); pw.println(bouncerShowing)
     }
+
+    companion object {
+        const val BYPASS_PANEL_FADE_DURATION = 67
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java
index 3f38c049a977..1d67a1f247bd 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java
@@ -932,6 +932,12 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, OnCo
         }
     }
 
+    public void setUnlockIsFading(boolean unlockFading) {
+        for (ScrimState state : ScrimState.values()) {
+            state.setUnlockIsFading(unlockFading);
+        }
+    }
+
     public void setLaunchingAffordanceWithPreview(boolean launchingAffordanceWithPreview) {
         for (ScrimState state : ScrimState.values()) {
             state.setLaunchingAffordanceWithPreview(launchingAffordanceWithPreview);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimState.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimState.java
index d152ecd8b930..763e0d70469b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimState.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimState.java
@@ -147,7 +147,9 @@ public enum ScrimState {
         public void prepare(ScrimState previousState) {
             mCurrentBehindAlpha = 0;
             mCurrentInFrontAlpha = 0;
-            mAnimationDuration = StatusBar.FADE_KEYGUARD_DURATION;
+            mAnimationDuration = mUnlockIsFading
+                    ? KeyguardBypassController.BYPASS_PANEL_FADE_DURATION
+                    : StatusBar.FADE_KEYGUARD_DURATION;
             mAnimateChange = !mLaunchingAffordanceWithPreview;
 
             if (previousState == ScrimState.AOD) {
@@ -198,6 +200,7 @@ public enum ScrimState {
     boolean mHasBackdrop;
     boolean mLaunchingAffordanceWithPreview;
     boolean mWakeLockScreenSensorActive;
+    boolean mUnlockIsFading;
 
     ScrimState(int index) {
         mIndex = index;
@@ -285,4 +288,8 @@ public enum ScrimState {
     public void setWakeLockScreenSensorActive(boolean active) {
         mWakeLockScreenSensorActive = active;
     }
+
+    public void setUnlockIsFading(boolean unlockIsFading) {
+        mUnlockIsFading = unlockIsFading;
+    }
 }
\ No newline at end of file
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index fb8eca15d7c9..1572c073ffdc 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -3840,6 +3840,7 @@ public class StatusBar extends SystemUI implements DemoMode,
 
     public void notifyBiometricAuthModeChanged() {
         updateDozing();
+        mScrimController.setUnlockIsFading(mBiometricUnlockController.isUnlockFading());
         updateScrimController();
         mStatusBarWindow.onBiometricAuthModeChanged(mBiometricUnlockController.isWakeAndUnlock(),
                 mBiometricUnlockController.isBiometricUnlock());
@@ -3851,7 +3852,8 @@ public class StatusBar extends SystemUI implements DemoMode,
 
         // We don't want to end up in KEYGUARD state when we're unlocking with
         // fingerprint from doze. We should cross fade directly from black.
-        boolean wakeAndUnlocking = mBiometricUnlockController.isWakeAndUnlock();
+        boolean unlocking = mBiometricUnlockController.isWakeAndUnlock()
+                || mKeyguardMonitor.isKeyguardFadingAway();
 
         // Do not animate the scrim expansion when triggered by the fingerprint sensor.
         mScrimController.setExpansionAffectsAlpha(
@@ -3876,9 +3878,9 @@ public class StatusBar extends SystemUI implements DemoMode,
         } else if (isPulsing()) {
             mScrimController.transitionTo(ScrimState.PULSING,
                     mDozeScrimController.getScrimCallback());
-        } else if (mDozing && !wakeAndUnlocking) {
+        } else if (mDozing && !unlocking) {
             mScrimController.transitionTo(ScrimState.AOD);
-        } else if (mIsKeyguard && !wakeAndUnlocking) {
+        } else if (mIsKeyguard && !unlocking) {
             mScrimController.transitionTo(ScrimState.KEYGUARD);
         } else if (mBubbleController.isStackExpanded()) {
             mScrimController.transitionTo(ScrimState.BUBBLE_EXPANDED);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
index da85039039f2..1321784c978a 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
@@ -84,7 +84,6 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
     // make everything a bit slower to bridge a gap until the user is unlocked and home screen has
     // dranw its first frame.
     private static final long KEYGUARD_DISMISS_DURATION_LOCKED = 2000;
-    private static final long BYPASS_PANEL_FADE_DURATION = 67;
 
     private static String TAG = "StatusBarKeyguardViewManager";
 
@@ -269,7 +268,7 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
         boolean keyguardWithoutQs = mStatusBarStateController.getState() == StatusBarState.KEYGUARD
                 && !mNotificationPanelView.isQsExpanded();
         boolean lockVisible = (mBouncer.isShowing() || keyguardWithoutQs)
-                && !mBouncer.isAnimatingAway();
+                && !mBouncer.isAnimatingAway() && !mKeyguardMonitor.isKeyguardFadingAway();
 
         if (mLastLockVisible != lockVisible) {
             mLastLockVisible = lockVisible;
@@ -278,8 +277,14 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
                         AppearAnimationUtils.DEFAULT_APPEAR_DURATION /* duration */,
                         0 /* delay */);
             } else {
+                final long duration;
+                if (needsBypassFading()) {
+                    duration = KeyguardBypassController.BYPASS_PANEL_FADE_DURATION;
+                } else {
+                    duration = AppearAnimationUtils.DEFAULT_APPEAR_DURATION / 2;
+                }
                 CrossFadeHelper.fadeOut(mLockIconContainer,
-                        AppearAnimationUtils.DEFAULT_APPEAR_DURATION / 2 /* duration */,
+                        duration /* duration */,
                         0 /* delay */, null /* runnable */);
             }
         }
@@ -566,7 +571,7 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
                 if (needsBypassFading()) {
                     ViewGroupFadeHelper.fadeOutAllChildrenExcept(mNotificationPanelView,
                             mNotificationContainer,
-                            BYPASS_PANEL_FADE_DURATION,
+                            KeyguardBypassController.BYPASS_PANEL_FADE_DURATION,
                                     () -> {
                         mStatusBar.hideKeyguard();
                         onKeyguardFadedAway();
@@ -582,7 +587,7 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
                     if (needsBypassFading()) {
                         ViewGroupFadeHelper.fadeOutAllChildrenExcept(mNotificationPanelView,
                                 mNotificationContainer,
-                                BYPASS_PANEL_FADE_DURATION,
+                                KeyguardBypassController.BYPASS_PANEL_FADE_DURATION,
                                 () -> {
                                     mStatusBar.hideKeyguard();
                                 });
@@ -601,6 +606,7 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
                     mBiometricUnlockController.finishKeyguardFadingAway();
                 }
             }
+            updateLockIcon();
             updateStates();
             mStatusBarWindowController.setKeyguardShowing(false);
             mViewMediatorCallback.keyguardGone();