Refactor FingerprintEnrollEnrolling to fragment

Bug: b/260957933
Test: NA
Change-Id: I8f704297a2a53ddf39734e0fefe258a123255341

src/com/android/settings/biometrics2/ui/viewmodel/FingerprintEnrollProgressViewModel.java

@@ -56,6 +56,10 @@ public class FingerprintEnrollProgressViewModel extends AndroidViewModel {
     private final MutableLiveData<EnrollmentStatusMessage> mErrorMessageLiveData =
             new MutableLiveData<>();
 
+    private final MutableLiveData<Boolean> mAcquireLiveData = new MutableLiveData<>();
+    private final MutableLiveData<Integer> mPointerDownLiveData = new MutableLiveData<>();
+    private final MutableLiveData<Integer> mPointerUpLiveData = new MutableLiveData<>();
+
     private byte[] mToken = null;
     private final int mUserId;
 
@@ -86,6 +90,21 @@ public class FingerprintEnrollProgressViewModel extends AndroidViewModel {
         public void onEnrollmentError(int errMsgId, CharSequence errString) {
             mErrorMessageLiveData.postValue(new EnrollmentStatusMessage(errMsgId, errString));
         }
+
+        @Override
+        public void onAcquired(boolean isAcquiredGood) {
+            mAcquireLiveData.postValue(isAcquiredGood);
+        }
+
+        @Override
+        public void onPointerDown(int sensorId) {
+            mPointerDownLiveData.postValue(sensorId);
+        }
+
+        @Override
+        public void onPointerUp(int sensorId) {
+            mPointerUpLiveData.postValue(sensorId);
+        }
     };
 
     public FingerprintEnrollProgressViewModel(@NonNull Application application,
@@ -132,6 +151,19 @@ public class FingerprintEnrollProgressViewModel extends AndroidViewModel {
         return mErrorMessageLiveData;
     }
 
+    public MutableLiveData<Boolean> getAcquireLiveData() {
+        return mAcquireLiveData;
+    }
+
+    public MutableLiveData<Integer> getPointerDownLiveData() {
+        return mPointerDownLiveData;
+    }
+
+    public MutableLiveData<Integer> getPointerUpLiveData() {
+        return mPointerUpLiveData;
+    }
+
+
     /**
      * Starts enrollment and return latest isEnrolling() result
      */