Merge "Update opacity of LightRevealScrim" into sc-dev

packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java

@@ -1242,6 +1242,9 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, Dump
         pw.println(mDefaultScrimAlpha);
         pw.print("  mExpansionFraction=");
         pw.println(mPanelExpansion);
+
+        pw.print("  mState.getMaxLightRevealScrimAlpha=");
+        pw.println(mState.getMaxLightRevealScrimAlpha());
     }
 
     public void setWallpaperSupportsAmbientMode(boolean wallpaperSupportsAmbientMode) {

packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimState.java

@@ -197,7 +197,7 @@ public enum ScrimState {
         }
 
         @Override
-        public float getBehindAlpha() {
+        public float getMaxLightRevealScrimAlpha() {
             return mWallpaperSupportsAmbientMode && !mHasBackdrop ? 0f : 1f;
         }
 
@@ -220,18 +220,11 @@ public enum ScrimState {
             mBlankScreen = mDisplayRequiresBlanking;
             mAnimationDuration = mWakeLockScreenSensorActive
                     ? ScrimController.ANIMATION_DURATION_LONG : ScrimController.ANIMATION_DURATION;
-
-            // Wake sensor will show the wallpaper, let's fade from black. Otherwise it will
-            // feel like the screen is flashing if the wallpaper is light.
-            if (mWakeLockScreenSensorActive && previousState == AOD) {
-                updateScrimColor(mScrimBehind, 1f /* alpha */, Color.BLACK);
-            }
         }
-
         @Override
-        public float getBehindAlpha() {
+        public float getMaxLightRevealScrimAlpha() {
             return mWakeLockScreenSensorActive ? ScrimController.WAKE_SENSOR_SCRIM_ALPHA
-                    : AOD.getBehindAlpha();
+                : AOD.getMaxLightRevealScrimAlpha();
         }
     },
 
@@ -351,6 +344,10 @@ public enum ScrimState {
         return mBehindAlpha;
     }
 
+    public float getMaxLightRevealScrimAlpha() {
+        return 1f;
+    }
+
     public float getNotifAlpha() {
         return mNotifAlpha;
     }

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java

@@ -4444,6 +4444,8 @@ public class StatusBar extends SystemUI implements DemoMode,
         } else {
             mScrimController.transitionTo(ScrimState.UNLOCKED, mUnlockScrimCallback);
         }
+        updateLightRevealScrimVisibility();
+
         Trace.endSection();
     }
 
@@ -4894,6 +4896,7 @@ public class StatusBar extends SystemUI implements DemoMode,
             return;
         }
 
+        mLightRevealScrim.setAlpha(mScrimController.getState().getMaxLightRevealScrimAlpha());
         if (mFeatureFlags.useNewLockscreenAnimations()
                 && (mDozeParameters.getAlwaysOn() || mDozeParameters.isQuickPickupEnabled())) {
             mLightRevealScrim.setVisibility(View.VISIBLE);

packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/ScrimControllerTest.java

@@ -312,6 +312,8 @@ public class ScrimControllerTest extends SysuiTestCase {
                 mScrimBehind, true,
                 mScrimForBubble, false
         ));
+
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
     }
 
     @Test
@@ -321,8 +323,9 @@ public class ScrimControllerTest extends SysuiTestCase {
 
         assertScrimAlpha(Map.of(
                 mScrimInFront, TRANSPARENT,
-                mScrimBehind, OPAQUE,
+                mScrimBehind, TRANSPARENT,
                 mNotificationsScrim, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         assertScrimTinted(Map.of(
                 mScrimInFront, true,
@@ -340,6 +343,7 @@ public class ScrimControllerTest extends SysuiTestCase {
         assertScrimAlpha(Map.of(
                 mScrimInFront, TRANSPARENT,
                 mScrimBehind, TRANSPARENT));
+        assertEquals(0f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         // Pulsing notification should conserve AOD wallpaper.
         mScrimController.transitionTo(ScrimState.PULSING);
@@ -348,6 +352,7 @@ public class ScrimControllerTest extends SysuiTestCase {
         assertScrimAlpha(Map.of(
                 mScrimInFront, TRANSPARENT,
                 mScrimBehind, TRANSPARENT));
+        assertEquals(0f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
     }
 
     @Test
@@ -359,7 +364,8 @@ public class ScrimControllerTest extends SysuiTestCase {
 
         assertScrimAlpha(Map.of(
                 mScrimInFront, TRANSPARENT,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         assertScrimTinted(Map.of(
                 mScrimInFront, true,
@@ -378,7 +384,8 @@ public class ScrimControllerTest extends SysuiTestCase {
 
         assertScrimAlpha(Map.of(
                 mScrimInFront, TRANSPARENT,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         assertScrimTinted(Map.of(
                 mScrimInFront, true,
@@ -403,13 +410,15 @@ public class ScrimControllerTest extends SysuiTestCase {
         finishAnimationsImmediately();
         assertScrimAlpha(Map.of(
                 mScrimInFront, SEMI_TRANSPARENT,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         // ... and that if we set it while we're in AOD, it does take immediate effect.
         mScrimController.setAodFrontScrimAlpha(1f);
         assertScrimAlpha(Map.of(
                 mScrimInFront, OPAQUE,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         // ... and make sure we recall the previous front scrim alpha even if we transition away
         // for a bit.
@@ -418,7 +427,8 @@ public class ScrimControllerTest extends SysuiTestCase {
         finishAnimationsImmediately();
         assertScrimAlpha(Map.of(
                 mScrimInFront, OPAQUE,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         // ... and alpha updates should be completely ignored if always_on is off.
         // Passing it forward would mess up the wake-up transition.
@@ -448,23 +458,28 @@ public class ScrimControllerTest extends SysuiTestCase {
         finishAnimationsImmediately();
         assertScrimAlpha(Map.of(
                 mScrimInFront, OPAQUE,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         // ... but will take effect after docked
         when(mDockManager.isDocked()).thenReturn(true);
         mScrimController.transitionTo(ScrimState.KEYGUARD);
         mScrimController.setAodFrontScrimAlpha(0.5f);
         mScrimController.transitionTo(ScrimState.AOD);
+        finishAnimationsImmediately();
 
         assertScrimAlpha(Map.of(
                 mScrimInFront, SEMI_TRANSPARENT,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         // ... and that if we set it while we're in AOD, it does take immediate effect after docked.
         mScrimController.setAodFrontScrimAlpha(1f);
+        finishAnimationsImmediately();
         assertScrimAlpha(Map.of(
                 mScrimInFront, OPAQUE,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         // Reset value since enums are static.
         mScrimController.setAodFrontScrimAlpha(0f);
@@ -480,7 +495,8 @@ public class ScrimControllerTest extends SysuiTestCase {
         finishAnimationsImmediately();
         assertScrimAlpha(Map.of(
                 mScrimInFront, TRANSPARENT,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         mScrimController.transitionTo(ScrimState.PULSING);
         finishAnimationsImmediately();
@@ -489,7 +505,8 @@ public class ScrimControllerTest extends SysuiTestCase {
         // Pulse callback should have been invoked
         assertScrimAlpha(Map.of(
                 mScrimInFront, TRANSPARENT,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         assertScrimTinted(Map.of(
                 mScrimInFront, true,
@@ -503,13 +520,16 @@ public class ScrimControllerTest extends SysuiTestCase {
         // Front scrim should be semi-transparent
         assertScrimAlpha(Map.of(
                 mScrimInFront, SEMI_TRANSPARENT,
-                mScrimBehind, OPAQUE));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(1f, mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         mScrimController.setWakeLockScreenSensorActive(true);
         finishAnimationsImmediately();
         assertScrimAlpha(Map.of(
                 mScrimInFront, SEMI_TRANSPARENT,
-                mScrimBehind, SEMI_TRANSPARENT));
+                mScrimBehind, TRANSPARENT));
+        assertEquals(ScrimController.WAKE_SENSOR_SCRIM_ALPHA,
+                mScrimController.getState().getMaxLightRevealScrimAlpha(), 0f);
 
         // Reset value since enums are static.
         mScrimController.setAodFrontScrimAlpha(0f);