Merge "Flicker free screen-on from AOD" into oc-dr1-dev
diff --git a/packages/SystemUI/src/com/android/systemui/doze/DozeMachine.java b/packages/SystemUI/src/com/android/systemui/doze/DozeMachine.java
index 0be4eda..a1dfeb3 100644
--- a/packages/SystemUI/src/com/android/systemui/doze/DozeMachine.java
+++ b/packages/SystemUI/src/com/android/systemui/doze/DozeMachine.java
@@ -91,6 +91,7 @@
                 case UNINITIALIZED:
                 case INITIALIZED:
                 case DOZE:
+                case DOZE_REQUEST_PULSE:
                 case DOZE_AOD_PAUSED:
                     return Display.STATE_OFF;
                 case DOZE_PULSING:
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
index 6d10d94..e23875f 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
@@ -811,6 +811,7 @@
         synchronized (this) {
             mDeviceInteractive = false;
             mGoingToSleep = false;
+            mWakeAndUnlocking = false;
 
             resetKeyguardDonePendingLocked();
             mHideAnimationRun = false;
@@ -1957,7 +1958,6 @@
             if (DEBUG) Log.d(TAG, "handleNotifyScreenTurnedOff");
             mStatusBarKeyguardViewManager.onScreenTurnedOff();
             mDrawnCallback = null;
-            mWakeAndUnlocking = false;
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java
index f591524..2dc467f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java
@@ -114,6 +114,7 @@
         // be invoked when we're done so that the caller can drop the pulse wakelock.
         mPulseCallback = callback;
         mPulseReason = reason;
+        mScrimController.setDozeInFrontAlpha(1f);
         mHandler.post(mPulseIn);
     }
 
@@ -290,10 +291,6 @@
 
             // Signal that the pulse is ready to turn the screen on and draw.
             pulseStarted();
-
-            if (mDozeParameters.getAlwaysOn()) {
-                mHandler.post(DozeScrimController.this::onScreenTurnedOn);
-            }
         }
     };
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
index 5af80f5..df059e3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
@@ -285,7 +285,7 @@
         if (!mUpdateMonitor.isDeviceInteractive()) {
             if (!mStatusBarKeyguardViewManager.isShowing()) {
                 return MODE_ONLY_WAKE;
-            } else if (pulsingOrAod() && unlockingAllowed) {
+            } else if (mDozeScrimController.isPulsing() && unlockingAllowed) {
                 return MODE_WAKE_AND_UNLOCK_PULSING;
             } else if (unlockingAllowed || !mUnlockMethodCache.isMethodSecure()) {
                 return MODE_WAKE_AND_UNLOCK;
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 a8b1c91..62d4b73 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java
@@ -25,7 +25,6 @@
 import android.graphics.Color;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
-import android.util.Log;
 import android.util.MathUtils;
 import android.view.View;
 import android.view.ViewGroup;
@@ -120,6 +119,12 @@
     private boolean mKeyguardFadingOutInProgress;
     private boolean mAnimatingDozeUnlock;
     private ValueAnimator mKeyguardFadeoutAnimation;
+    /** Wake up from AOD transition is starting; need fully opaque front scrim */
+    private boolean mWakingUpFromAodStarting;
+    /** Wake up from AOD transition is in progress; need black tint */
+    private boolean mWakingUpFromAodInProgress;
+    /** Wake up from AOD transition is animating; need to reset when animation finishes */
+    private boolean mWakingUpFromAodAnimationRunning;
 
     public ScrimController(LightBarController lightBarController, ScrimView scrimBehind,
             ScrimView scrimInFront, View headsUpScrim) {
@@ -187,9 +192,32 @@
         scheduleUpdate();
     }
 
+    public void prepareWakeUpFromAod() {
+        mWakingUpFromAodInProgress = true;
+        mWakingUpFromAodStarting = true;
+        mAnimateChange = false;
+        scheduleUpdate();
+        onPreDraw();
+    }
+
+    public void wakeUpFromAod() {
+        if (mWakeAndUnlocking || mAnimateKeyguardFadingOut) {
+            // Wake and unlocking has a separate transition that must not be interfered with.
+            mWakingUpFromAodStarting = false;
+            return;
+        }
+        if (mWakingUpFromAodStarting) {
+            mWakingUpFromAodInProgress = true;
+            mWakingUpFromAodStarting = false;
+            mAnimateChange = true;
+            scheduleUpdate();
+        }
+    }
+
     public void setWakeAndUnlocking() {
         mWakeAndUnlocking = true;
         mAnimatingDozeUnlock = true;
+        mWakingUpFromAodStarting = false;
         scheduleUpdate();
     }
 
@@ -356,7 +384,11 @@
             setScrimBehindAlpha(mScrimBehindAlpha);
         } else {
             float fraction = Math.max(0, Math.min(mFraction, 1));
-            setScrimInFrontAlpha(0f);
+            if (mWakingUpFromAodStarting) {
+                setScrimInFrontAlpha(1f);
+            } else {
+                setScrimInFrontAlpha(0f);
+            }
             setScrimBehindAlpha(fraction
                     * (mScrimBehindAlphaKeyguard - mScrimBehindAlphaUnlocking)
                     + mScrimBehindAlphaUnlocking);
@@ -426,7 +458,10 @@
             scrimView.setViewAlpha(alpha);
 
             int dozeTint = Color.TRANSPARENT;
-            if (mAnimatingDozeUnlock || mDozing) {
+
+            boolean dozing = mAnimatingDozeUnlock || mDozing;
+            boolean frontScrimDozing = mWakingUpFromAodInProgress;
+            if (dozing || frontScrimDozing && scrim == mScrimInFront) {
                 dozeTint = Color.BLACK;
             }
             scrimView.setTint(dozeTint);
@@ -458,6 +493,10 @@
                     mKeyguardFadingOutInProgress = false;
                     mAnimatingDozeUnlock = false;
                 }
+                if (mWakingUpFromAodAnimationRunning) {
+                    mWakingUpFromAodAnimationRunning = false;
+                    mWakingUpFromAodInProgress = false;
+                }
                 scrim.setTag(TAG_KEY_ANIM, null);
                 scrim.setTag(TAG_KEY_ANIM_TARGET, null);
             }
@@ -467,6 +506,9 @@
             mKeyguardFadingOutInProgress = true;
             mKeyguardFadeoutAnimation = anim;
         }
+        if (mWakingUpFromAodInProgress) {
+            mWakingUpFromAodAnimationRunning = true;
+        }
         if (mSkipFirstFrame) {
             anim.setCurrentPlayTime(16);
         }
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 e90d1c1..9e1a2a2 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -21,6 +21,9 @@
 import static android.app.StatusBarManager.windowStateToString;
 import static android.content.res.Configuration.UI_MODE_TYPE_CAR;
 
+import static com.android.systemui.keyguard.WakefulnessLifecycle.WAKEFULNESS_ASLEEP;
+import static com.android.systemui.keyguard.WakefulnessLifecycle.WAKEFULNESS_AWAKE;
+import static com.android.systemui.keyguard.WakefulnessLifecycle.WAKEFULNESS_WAKING;
 import static com.android.systemui.statusbar.notification.NotificationInflater.InflationCallback;
 import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT;
 import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT;
@@ -4208,13 +4211,16 @@
     }
 
     private boolean updateIsKeyguard() {
+        boolean wakeAndUnlocking = mFingerprintUnlockController.getMode()
+                == FingerprintUnlockController.MODE_WAKE_AND_UNLOCK;
+
         // For dozing, keyguard needs to be shown whenever the device is non-interactive. Otherwise
         // there's no surface we can show to the user. Note that the device goes fully interactive
         // late in the transition, so we also allow the device to start dozing once the screen has
         // turned off fully.
         boolean keyguardForDozing = mDozingRequested &&
                 (!mDeviceInteractive || isGoingToSleep() && (isScreenFullyOff() || mIsKeyguard));
-        boolean shouldBeKeyguard = mKeyguardRequested || keyguardForDozing;
+        boolean shouldBeKeyguard = (mKeyguardRequested || keyguardForDozing) && !wakeAndUnlocking;
         if (keyguardForDozing) {
             updatePanelExpansionForKeyguard();
         }
@@ -4256,7 +4262,8 @@
     }
 
     private void updatePanelExpansionForKeyguard() {
-        if (mState == StatusBarState.KEYGUARD) {
+        if (mState == StatusBarState.KEYGUARD && mFingerprintUnlockController.getMode()
+                != FingerprintUnlockController.MODE_WAKE_AND_UNLOCK) {
             instantExpandNotificationsPanel();
         } else if (mState == StatusBarState.FULLSCREEN_USER_SWITCHER) {
             instantCollapseNotificationPanel();
@@ -5156,6 +5163,13 @@
         public void onScreenTurningOn() {
             mFalsingManager.onScreenTurningOn();
             mNotificationPanel.onScreenTurningOn();
+
+            int wakefulness = mWakefulnessLifecycle.getWakefulness();
+            if (mDozing && (wakefulness == WAKEFULNESS_WAKING
+                    || wakefulness == WAKEFULNESS_ASLEEP) && !isPulsing()) {
+                mScrimController.prepareWakeUpFromAod();
+            }
+
             if (mLaunchCameraOnScreenTurningOn) {
                 mNotificationPanel.launchCamera(false, mLastCameraLaunchSource);
                 mLaunchCameraOnScreenTurningOn = false;
@@ -5164,13 +5178,18 @@
 
         @Override
         public void onScreenTurnedOn() {
+            mScrimController.wakeUpFromAod();
             mDozeScrimController.onScreenTurnedOn();
         }
 
         @Override
         public void onScreenTurnedOff() {
             mFalsingManager.onScreenOff();
-            updateIsKeyguard();
+            // If we pulse in from AOD, we turn the screen off first. However, updatingIsKeyguard
+            // in that case destroys the HeadsUpManager state, so don't do it in that case.
+            if (!isPulsing()) {
+                updateIsKeyguard();
+            }
         }
     };
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/doze/DozeScreenStateTest.java b/packages/SystemUI/tests/src/com/android/systemui/doze/DozeScreenStateTest.java
index 203876b..e54c792 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/doze/DozeScreenStateTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/doze/DozeScreenStateTest.java
@@ -86,13 +86,13 @@
     }
 
     @Test
-    public void testScreen_onInRequestPulseWithAoD() {
+    public void testScreen_offInRequestPulseWithAoD() {
         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
         mScreen.transitionTo(INITIALIZED, DOZE_AOD);
 
         mScreen.transitionTo(DOZE, DOZE_REQUEST_PULSE);
 
-        assertEquals(Display.STATE_DOZE_SUSPEND, mServiceFake.screenState);
+        assertEquals(Display.STATE_OFF, mServiceFake.screenState);
     }
 
 }
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