Ensure stackHeight accounts for pulseHeight and dozeAmount where we used to use innerHeight.

Fixes: 192679392
Test: bypass unlock from pulse
Change-Id: I9c29c1b220344a9aa73caae5acf79b169e4bcfc4

packages/SystemUI/src/com/android/systemui/statusbar/notification/dagger/NotificationsModule.java

@@ -70,6 +70,7 @@ import com.android.systemui.statusbar.notification.row.NotificationGutsManager;
 import com.android.systemui.statusbar.notification.row.OnUserInteractionCallback;
 import com.android.systemui.statusbar.notification.stack.NotificationSectionsManager;
 import com.android.systemui.statusbar.notification.stack.StackScrollAlgorithm;
+import com.android.systemui.statusbar.phone.KeyguardBypassController;
 import com.android.systemui.statusbar.phone.ShadeController;
 import com.android.systemui.statusbar.phone.StatusBar;
 import com.android.systemui.statusbar.policy.HeadsUpManager;
@@ -93,6 +94,10 @@ public interface NotificationsModule {
     StackScrollAlgorithm.SectionProvider bindSectionProvider(
             NotificationSectionsManager impl);
 
+    @Binds
+    StackScrollAlgorithm.BypassController bindBypassController(
+            KeyguardBypassController impl);
+
     /** Provides an instance of {@link NotificationEntryManager} */
     @SysUISingleton
     @Provides

packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/AmbientState.java

@@ -29,6 +29,7 @@ import com.android.systemui.statusbar.notification.collection.NotificationEntry;
 import com.android.systemui.statusbar.notification.row.ActivatableNotificationView;
 import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow;
 import com.android.systemui.statusbar.notification.row.ExpandableView;
+import com.android.systemui.statusbar.notification.stack.StackScrollAlgorithm.BypassController;
 import com.android.systemui.statusbar.notification.stack.StackScrollAlgorithm.SectionProvider;
 
 import javax.inject.Inject;
@@ -43,6 +44,7 @@ public class AmbientState {
     private static final boolean NOTIFICATIONS_HAVE_SHADOWS = false;
 
     private final SectionProvider mSectionProvider;
+    private final BypassController mBypassController;
     private int mScrollY;
     private boolean mDimmed;
     private ActivatableNotificationView mActivatedChild;
@@ -152,14 +154,25 @@ public class AmbientState {
         return mStackHeight;
     }
 
+    /**
+     * @return Height of notifications panel, with the animation from pulseHeight accounted for.
+     */
+    // TODO(b/192348384): move this logic to getStackHeight, and remove this and getInnerHeight
+    public float getPulseStackHeight() {
+        float pulseHeight = Math.min(mPulseHeight, mStackHeight);
+        return MathUtils.lerp(mStackHeight, pulseHeight, mDozeAmount);
+    }
+
     /** Tracks the state from AlertingNotificationManager#hasNotifications() */
     private boolean mHasAlertEntries;
 
     @Inject
     public AmbientState(
             Context context,
-            @NonNull SectionProvider sectionProvider) {
+            @NonNull SectionProvider sectionProvider,
+            @NonNull BypassController bypassController) {
         mSectionProvider = sectionProvider;
+        mBypassController = bypassController;
         reload(context);
     }
 
@@ -297,6 +310,13 @@ public class AmbientState {
         }
     }
 
+    /**
+     * Is bypass currently enabled?
+     */
+    public boolean isBypassEnabled() {
+        return mBypassController.isBypassEnabled();
+    }
+
     public float getOverScrollAmount(boolean top) {
         return top ? mOverScrollTopAmount : mOverScrollBottomAmount;
     }

packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/StackScrollAlgorithm.java

@@ -421,10 +421,20 @@ public class StackScrollAlgorithm {
                     // When pulsing (incoming notification on AOD), innerHeight is 0; clamp all
                     // to shelf start, thereby hiding all notifications (except the first one, which
                     // we later unhide in updatePulsingState)
-                    final int stackBottom =
-                            !ambientState.isShadeExpanded() || ambientState.isDozing()
-                                    ? ambientState.getInnerHeight()
-                                    : (int) ambientState.getStackHeight();
+                    // TODO(b/192348384): merge InnerHeight with StackHeight
+                    final int stackBottom;
+                    if (ambientState.isBypassEnabled()) {
+                        // We want to use the stackHeight when pulse expanding, since the animation
+                        // isn't currently optimized if the pulseHeight is continuously changing
+                        // Let's improve this when we're merging the heights above
+                        stackBottom = ambientState.isPulseExpanding()
+                                ? (int) ambientState.getStackHeight()
+                                : ambientState.getInnerHeight();
+                    } else {
+                        stackBottom = !ambientState.isShadeExpanded() || ambientState.isDozing()
+                                        ? ambientState.getInnerHeight()
+                                        : (int) ambientState.getPulseStackHeight();
+                    }
                     final int shelfStart =
                             stackBottom - ambientState.getShelf().getIntrinsicHeight();
                     viewState.yTranslation = Math.min(viewState.yTranslation, shelfStart);
@@ -742,4 +752,14 @@ public class StackScrollAlgorithm {
          */
         boolean beginsSection(@NonNull View view, @Nullable View previous);
     }
+
+    /**
+     * Interface for telling the StackScrollAlgorithm information about the bypass state
+     */
+    public interface BypassController {
+        /**
+         * True if bypass is enabled.  Note that this is always false if face auth is not enabled.
+         */
+        boolean isBypassEnabled();
+    }
 }

packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBypassController.kt

@@ -28,6 +28,7 @@ import com.android.systemui.dump.DumpManager
 import com.android.systemui.plugins.statusbar.StatusBarStateController
 import com.android.systemui.statusbar.NotificationLockscreenUserManager
 import com.android.systemui.statusbar.StatusBarState
+import com.android.systemui.statusbar.notification.stack.StackScrollAlgorithm
 import com.android.systemui.statusbar.policy.KeyguardStateController
 import com.android.systemui.tuner.TunerService
 import java.io.FileDescriptor
@@ -35,7 +36,7 @@ import java.io.PrintWriter
 import javax.inject.Inject
 
 @SysUISingleton
-open class KeyguardBypassController : Dumpable {
+open class KeyguardBypassController : Dumpable, StackScrollAlgorithm.BypassController {
 
     private val mKeyguardStateController: KeyguardStateController
     private val statusBarStateController: StatusBarStateController
@@ -67,6 +68,9 @@ open class KeyguardBypassController : Dumpable {
     lateinit var unlockController: BiometricUnlockController
     var isPulseExpanding = false
 
+    /** delegates to [bypassEnabled] but conforms to [StackScrollAlgorithm.BypassController] */
+    override fun isBypassEnabled() = bypassEnabled
+
     /**
      * If face unlock dismisses the lock screen or keeps user on keyguard for the current user.
      */

packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutTest.java

@@ -64,6 +64,7 @@ import com.android.systemui.statusbar.notification.collection.legacy.Notificatio
 import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow;
 import com.android.systemui.statusbar.notification.row.FooterView;
 import com.android.systemui.statusbar.notification.stack.NotificationStackScrollLayout.KeyguardBypassEnabledProvider;
+import com.android.systemui.statusbar.phone.KeyguardBypassController;
 import com.android.systemui.statusbar.phone.ShadeController;
 import com.android.systemui.statusbar.phone.StatusBar;
 import com.android.systemui.statusbar.phone.UnlockedScreenOffAnimationController;
@@ -101,6 +102,7 @@ public class NotificationStackScrollLayoutTest extends SysuiTestCase {
     @Mock private RemoteInputController mRemoteInputController;
     @Mock private NotificationRoundnessManager mNotificationRoundnessManager;
     @Mock private KeyguardBypassEnabledProvider mKeyguardBypassEnabledProvider;
+    @Mock private KeyguardBypassController mBypassController;
     @Mock private NotificationSectionsManager mNotificationSectionsManager;
     @Mock private NotificationSection mNotificationSection;
     @Mock private SysuiStatusBarStateController mStatusBarStateController;
@@ -132,7 +134,7 @@ public class NotificationStackScrollLayoutTest extends SysuiTestCase {
         when(mRemoteInputManager.getController()).thenReturn(mRemoteInputController);
 
         // Interact with real instance of AmbientState.
-        mAmbientState = new AmbientState(mContext, mNotificationSectionsManager);
+        mAmbientState = new AmbientState(mContext, mNotificationSectionsManager, mBypassController);
 
         // The actual class under test.  You may need to work with this class directly when
         // testing anonymous class members of mStackScroller, like mMenuEventListener,