Removed haptic from udfps enrollment

Test: Verified standard udfps enrollment no longer has
any haptics.
Test: Verified accessibility enrollment does have haptics.
Fixes: 222593183

Change-Id: Ic45047931cf4bb239cef5f87b4b865a5d0c0f800

packages/SystemUI/res/values/colors.xml

@@ -138,7 +138,8 @@
     <color name="udfps_enroll_icon">#7DA7F1</color>
     <color name="udfps_moving_target_fill">#475670</color>
     <color name="udfps_enroll_progress">#7DA7F1</color>
-    <color name="udfps_enroll_progress_help">#ffEE675C</color>
+    <color name="udfps_enroll_progress_help">#607DA7F1</color>
+    <color name="udfps_enroll_progress_help_with_talkback">#ffEE675C</color>
 
     <!-- Floating overlay actions -->
     <color name="overlay_button_ripple">#1f000000</color>

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

@@ -22,6 +22,7 @@ import android.graphics.Canvas;
 import android.graphics.ColorFilter;
 import android.graphics.Paint;
 import android.graphics.drawable.Drawable;
+import android.view.accessibility.AccessibilityManager;
 import android.view.animation.Interpolator;
 import android.view.animation.OvershootInterpolator;
 
@@ -71,7 +72,13 @@ public class UdfpsEnrollProgressBarDrawable extends Drawable {
     public UdfpsEnrollProgressBarDrawable(@NonNull Context context) {
         mStrokeWidthPx = Utils.dpToPixels(context, STROKE_WIDTH_DP);
         mProgressColor = context.getColor(R.color.udfps_enroll_progress);
-        mHelpColor = context.getColor(R.color.udfps_enroll_progress_help);
+        final AccessibilityManager am = context.getSystemService(AccessibilityManager.class);
+        final boolean isAccessbilityEnabled = am.isTouchExplorationEnabled();
+        if (!isAccessbilityEnabled) {
+            mHelpColor = context.getColor(R.color.udfps_enroll_progress_help);
+        } else {
+            mHelpColor = context.getColor(R.color.udfps_enroll_progress_help_with_talkback);
+        }
         mCheckmarkDrawable = context.getDrawable(R.drawable.udfps_enroll_checkmark);
         mCheckmarkDrawable.mutate();
         mCheckmarkInterpolator = new OvershootInterpolator();

services/core/java/com/android/server/biometrics/sensors/AcquisitionClient.java

@@ -198,7 +198,7 @@ public abstract class AcquisitionClient<T> extends HalClientMonitor<T> implement
 
     protected final void vibrateSuccess() {
         Vibrator vibrator = getContext().getSystemService(Vibrator.class);
-        if (vibrator != null) {
+        if (vibrator != null && mShouldVibrate) {
             vibrator.vibrate(Process.myUid(),
                     getContext().getOpPackageName(),
                     SUCCESS_VIBRATION_EFFECT,
@@ -209,7 +209,7 @@ public abstract class AcquisitionClient<T> extends HalClientMonitor<T> implement
 
     protected final void vibrateError() {
         Vibrator vibrator = getContext().getSystemService(Vibrator.class);
-        if (vibrator != null) {
+        if (vibrator != null && mShouldVibrate) {
             vibrator.vibrate(Process.myUid(),
                     getContext().getOpPackageName(),
                     ERROR_VIBRATION_EFFECT,

services/core/java/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintEnrollClient.java

@@ -34,6 +34,7 @@ import android.hardware.keymaster.HardwareAuthToken;
 import android.os.IBinder;
 import android.os.RemoteException;
 import android.util.Slog;
+import android.view.accessibility.AccessibilityManager;
 
 import com.android.server.biometrics.HardwareAuthTokenUtils;
 import com.android.server.biometrics.log.BiometricContext;
@@ -66,6 +67,13 @@ class FingerprintEnrollClient extends EnrollClient<AidlSession> implements Udfps
     private final int mMaxTemplatesPerUser;
     private boolean mIsPointerDown;
 
+    private static boolean shouldVibrateFor(Context context,
+            FingerprintSensorPropertiesInternal sensorProps) {
+        final AccessibilityManager am = context.getSystemService(AccessibilityManager.class);
+        final boolean isAccessbilityEnabled = am.isTouchExplorationEnabled();
+        return !sensorProps.isAnyUdfpsType() || isAccessbilityEnabled;
+    }
+
     FingerprintEnrollClient(@NonNull Context context,
             @NonNull Supplier<AidlSession> lazyDaemon, @NonNull IBinder token, long requestId,
             @NonNull ClientMonitorCallbackConverter listener, int userId,
@@ -78,8 +86,8 @@ class FingerprintEnrollClient extends EnrollClient<AidlSession> implements Udfps
             int maxTemplatesPerUser, @FingerprintManager.EnrollReason int enrollReason) {
         // UDFPS haptics occur when an image is acquired (instead of when the result is known)
         super(context, lazyDaemon, token, listener, userId, hardwareAuthToken, owner, utils,
-                0 /* timeoutSec */, sensorId,
-                !sensorProps.isAnyUdfpsType() /* shouldVibrate */, logger, biometricContext);
+                0 /* timeoutSec */, sensorId, shouldVibrateFor(context, sensorProps), logger,
+                biometricContext);
         setRequestId(requestId);
         mSensorProps = sensorProps;
         mSensorOverlays = new SensorOverlays(udfpsOverlayController, sidefpsController);
@@ -119,7 +127,7 @@ class FingerprintEnrollClient extends EnrollClient<AidlSession> implements Udfps
         // For UDFPS, notify SysUI that the illumination can be turned off.
         // See AcquiredInfo#GOOD and AcquiredInfo#RETRYING_CAPTURE
         if (mSensorProps.isAnyUdfpsType()) {
-            if (acquiredGood) {
+            if (acquiredGood && mShouldVibrate) {
                 vibrateSuccess();
             }
             mSensorOverlays.ifUdfps(