Re-calculate non-UDFPS fingerprint location onConfigChanged.

The location relative to the screen may change due
to orientation or folded status changes.

Bug: 268204504
Test: unlock on foldable/tablet
Change-Id: I4de30d67d878f24ca240daa711521562f427ff7d

packages/SystemUI/src/com/android/systemui/biometrics/AuthController.java

@@ -134,7 +134,6 @@ public class AuthController implements CoreStartable,  CommandQueue.Callbacks,
     private float mScaleFactor = 1f;
     // sensor locations without any resolution scaling nor rotation adjustments:
     @Nullable private final Point mFaceSensorLocationDefault;
-    @Nullable private final Point mFingerprintSensorLocationDefault;
     // cached sensor locations:
     @Nullable private Point mFaceSensorLocation;
     @Nullable private Point mFingerprintSensorLocation;
@@ -595,11 +594,23 @@ public class AuthController implements CoreStartable,  CommandQueue.Callbacks,
     @Nullable private Point getFingerprintSensorLocationInNaturalOrientation() {
         if (getUdfpsLocation() != null) {
             return getUdfpsLocation();
+        } else {
+            int xFpLocation = mCachedDisplayInfo.getNaturalWidth() / 2;
+            try {
+                xFpLocation = mContext.getResources().getDimensionPixelSize(
+                        com.android.systemui.R.dimen
+                                .physical_fingerprint_sensor_center_screen_location_x);
+            } catch (Resources.NotFoundException e) {
+            }
+
+            return new Point(
+                    (int) (xFpLocation * mScaleFactor),
+                    (int) (mContext.getResources().getDimensionPixelSize(
+                            com.android.systemui.R.dimen
+                                    .physical_fingerprint_sensor_center_screen_location_y)
+                            * mScaleFactor)
+            );
         }
-        return new Point(
-                (int) (mFingerprintSensorLocationDefault.x * mScaleFactor),
-                (int) (mFingerprintSensorLocationDefault.y * mScaleFactor)
-        );
     }
 
     /**
@@ -778,19 +789,6 @@ public class AuthController implements CoreStartable,  CommandQueue.Callbacks,
         }
 
         mDisplay = mContext.getDisplay();
-        mDisplay.getDisplayInfo(mCachedDisplayInfo);
-        int xFpLocation = mCachedDisplayInfo.getNaturalWidth() / 2;
-        try {
-            xFpLocation = mContext.getResources().getDimensionPixelSize(
-                    com.android.systemui.R.dimen
-                            .physical_fingerprint_sensor_center_screen_location_x);
-        } catch (Resources.NotFoundException e) {
-        }
-        mFingerprintSensorLocationDefault = new Point(
-                xFpLocation,
-                mContext.getResources().getDimensionPixelSize(com.android.systemui.R.dimen
-                        .physical_fingerprint_sensor_center_screen_location_y)
-        );
         updateSensorLocations();
 
         IntentFilter filter = new IntentFilter();
@@ -1265,7 +1263,6 @@ public class AuthController implements CoreStartable,  CommandQueue.Callbacks,
         pw.println("  mScaleFactor=" + mScaleFactor);
         pw.println("  faceAuthSensorLocationDefault=" + mFaceSensorLocationDefault);
         pw.println("  faceAuthSensorLocation=" + getFaceSensorLocation());
-        pw.println("  fingerprintSensorLocationDefault=" + mFingerprintSensorLocationDefault);
         pw.println("  fingerprintSensorLocationInNaturalOrientation="
                 + getFingerprintSensorLocationInNaturalOrientation());
         pw.println("  fingerprintSensorLocation=" + getFingerprintSensorLocation());

packages/SystemUI/tests/src/com/android/systemui/biometrics/AuthControllerTest.java

@@ -24,6 +24,7 @@ import static com.google.common.truth.Truth.assertThat;
 
 import static junit.framework.Assert.assertEquals;
 import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertNotSame;
 import static junit.framework.Assert.assertNull;
 import static junit.framework.Assert.assertTrue;
 
@@ -33,6 +34,8 @@ import static org.mockito.ArgumentMatchers.anyLong;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.doAnswer;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.inOrder;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.reset;
@@ -48,6 +51,7 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.content.res.Configuration;
+import android.content.res.Resources;
 import android.graphics.Point;
 import android.hardware.biometrics.BiometricAuthenticator;
 import android.hardware.biometrics.BiometricConstants;
@@ -177,6 +181,8 @@ public class AuthControllerTest extends SysuiTestCase {
     private ArgumentCaptor<IFaceAuthenticatorsRegisteredCallback> mFaceAuthenticatorsRegisteredCaptor;
     @Captor
     private ArgumentCaptor<BiometricStateListener> mBiometricStateCaptor;
+    @Mock
+    private Resources mResources;
 
     private TestableContext mContextSpy;
     private Execution mExecution;
@@ -905,6 +911,25 @@ public class AuthControllerTest extends SysuiTestCase {
         );
     }
 
+    @Test
+    public void testUpdateFingerprintLocation_defaultPointChanges_whenConfigChanges() {
+        when(mContextSpy.getResources()).thenReturn(mResources);
+
+        doReturn(500).when(mResources)
+                .getDimensionPixelSize(eq(com.android.systemui.R.dimen
+                        .physical_fingerprint_sensor_center_screen_location_y));
+        mAuthController.onConfigurationChanged(null /* newConfig */);
+
+        final Point firstFpLocation = mAuthController.getFingerprintSensorLocation();
+
+        doReturn(1000).when(mResources)
+                .getDimensionPixelSize(eq(com.android.systemui.R.dimen
+                        .physical_fingerprint_sensor_center_screen_location_y));
+        mAuthController.onConfigurationChanged(null /* newConfig */);
+
+        assertNotSame(firstFpLocation, mAuthController.getFingerprintSensorLocation());
+    }
+
     private void showDialog(int[] sensorIds, boolean credentialAllowed) {
         mAuthController.showAuthenticationDialog(createTestPromptInfo(),
                 mReceiver /* receiver */,