Refactor FingerprintEnrollEnrolling to fragment

Bug: b/260957933
Test: NA
Change-Id: I281ec7a7373f6863e2e6f8f20bbbb01fa01e009a

res/layout/udfps_enroll_enrolling_v2.xml

@@ -0,0 +1,104 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2023 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/suw_lift"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <ImageView
+        android:id="@+id/sud_layout_icon"
+        style="@style/SudGlifIcon"
+        android:layout_marginStart="48dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentStart="true"
+        android:layout_alignParentTop="true"
+        android:layout_marginTop="68dp"
+        android:scaleType="fitStart"
+        android:src="@drawable/ic_lock" />
+
+    <TextView
+        style="@style/SudGlifHeaderTitle"
+        android:id="@+id/suc_layout_title"
+        android:layout_alignParentTop="true"
+        android:layout_alignParentStart="true"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="138dp"
+        android:layout_marginStart="40dp"
+        android:layout_marginEnd="24dp"/>
+
+    <TextView
+        style="@style/SudDescription.Glif"
+        android:id="@+id/sud_layout_subtitle"
+        android:layout_alignParentTop="true"
+        android:layout_alignParentStart="true"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="206dp"
+        android:layout_marginStart="40dp"
+        android:layout_marginEnd="24dp"/>
+
+    <com.airbnb.lottie.LottieAnimationView
+        android:id="@+id/illustration_lottie"
+        android:layout_width="match_parent"
+        android:layout_height="200dp"
+        android:layout_alignParentTop="true"
+        android:layout_alignParentStart="true"
+        android:layout_marginTop="294dp"
+        android:layout_marginStart="16dp"
+        android:layout_marginEnd="17dp"
+        android:scaleType="centerInside"
+        android:visibility="gone"
+        app:lottie_autoPlay="true"
+        app:lottie_loop="true"
+        app:lottie_speed=".85" />
+
+    <com.android.settings.biometrics2.ui.widget.UdfpsEnrollView
+        android:id="@+id/udfps_animation_view"
+        android:layout_width="218.42dp"
+        android:layout_height="216dp"
+        android:layout_alignParentTop="true"
+        android:layout_centerHorizontal="true"
+        android:layout_marginTop="553dp">
+
+        <ImageView
+            android:id="@+id/udfps_enroll_animation_fp_progress_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
+
+        <!-- Fingerprint -->
+        <ImageView
+            android:id="@+id/udfps_enroll_animation_fp_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
+    </com.android.settings.biometrics2.ui.widget.UdfpsEnrollView>
+
+    <Button
+        style="@style/SudGlifButton.Secondary"
+        android:id="@+id/skip_btn"
+        android:text="@string/security_settings_fingerprint_enroll_enrolling_skip"
+        android:layout_alignParentBottom="true"
+        android:layout_alignParentStart="true"
+        android:layout_marginBottom="26dp"
+        android:layout_marginStart="66dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"/>
+
+</RelativeLayout>

src/com/android/settings/biometrics2/ui/view/FingerprintEnrollEnrollingUdfpsFragment.java

@@ -22,24 +22,19 @@ import android.annotation.RawRes;
 import android.app.Activity;
 import android.content.Context;
 import android.content.res.Configuration;
-import android.graphics.Point;
-import android.graphics.Rect;
 import android.graphics.drawable.Animatable2;
 import android.graphics.drawable.Drawable;
-import android.hardware.fingerprint.FingerprintManager;
-import android.hardware.fingerprint.FingerprintSensorPropertiesInternal;
 import android.os.Bundle;
 import android.text.TextUtils;
+import android.util.DisplayMetrics;
 import android.util.Log;
-import android.view.DisplayInfo;
 import android.view.LayoutInflater;
 import android.view.Surface;
 import android.view.View;
 import android.view.ViewGroup;
-import android.view.animation.AnimationUtils;
+import android.widget.Button;
-import android.view.animation.Interpolator;
+import android.widget.ImageView;
-import android.widget.FrameLayout;
+import android.widget.RelativeLayout;
-import android.widget.LinearLayout;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
@@ -52,25 +47,16 @@ import androidx.transition.TransitionSet;
 
 import com.android.settings.R;
 import com.android.settings.biometrics.BiometricUtils;
-import com.android.settings.biometrics.fingerprint.UdfpsEnrollHelper;
-import com.android.settings.biometrics.fingerprint.UdfpsEnrollView;
 import com.android.settings.biometrics2.ui.model.EnrollmentProgress;
 import com.android.settings.biometrics2.ui.model.EnrollmentStatusMessage;
 import com.android.settings.biometrics2.ui.viewmodel.DeviceRotationViewModel;
 import com.android.settings.biometrics2.ui.viewmodel.FingerprintEnrollEnrollingViewModel;
 import com.android.settings.biometrics2.ui.viewmodel.FingerprintEnrollProgressViewModel;
+import com.android.settings.biometrics2.ui.widget.UdfpsEnrollView;
 import com.android.settingslib.display.DisplayDensityUtils;
-import com.android.settingslib.udfps.UdfpsOverlayParams;
-import com.android.settingslib.udfps.UdfpsUtils;
 
 import com.airbnb.lottie.LottieAnimationView;
 import com.airbnb.lottie.LottieCompositionFactory;
-import com.google.android.setupcompat.template.FooterActionButton;
-import com.google.android.setupcompat.template.FooterBarMixin;
-import com.google.android.setupcompat.template.FooterButton;
-import com.google.android.setupdesign.GlifLayout;
-
-import java.util.Locale;
 
 /**
  * Fragment is used to handle enrolling process for udfps
@@ -92,9 +78,6 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
     private DeviceRotationViewModel mRotationViewModel;
     private FingerprintEnrollProgressViewModel mProgressViewModel;
 
-    private Interpolator mFastOutSlowInInterpolator;
-    private Interpolator mLinearOutSlowInInterpolator;
-    private Interpolator mFastOutLinearInInterpolator;
     private boolean mAnimationCancelled;
 
     private LottieAnimationView mIllustrationLottie;
@@ -104,9 +87,13 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
     private boolean mHaveShownUdfpsCenterLottie;
     private boolean mHaveShownUdfpsGuideLottie;
 
-    private GlifLayout mView;
+    private RelativeLayout mView;
+    private ImageView mIcon;
     private TextView mErrorText;
-    private FooterBarMixin mFooterBarMixin;
+    private TextView mTitleText;
+    private TextView mSubTitleText;
+    private Button mSkipBtn;
+    private UdfpsEnrollView mUdfpsEnrollView;
 
     private boolean mShouldShowLottie;
     private boolean mIsAccessibilityEnabled;
@@ -145,13 +132,6 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
 
     private int mIconTouchCount;
 
-    private UdfpsUtils mUdfpsUtils;
-    private float mScaleFactor = 1.0f;
-    //TODO UdfpsEnrollHelper should not be a Fragment, we should tell enrollview & progress
-    // drawable enough information EnrollView & ProgressDrawable should draw themselves without
-    // UdfpsEnrollHelper
-    private UdfpsEnrollHelper mUdfpsEnrollHelper;
-
 
     @Override
     public void onAttach(@NonNull Context context) {
@@ -200,10 +180,6 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
         super.onCreate(savedInstanceState);
         mEnrollingViewModel.restoreSavedState(savedInstanceState);
         mIsAccessibilityEnabled = mEnrollingViewModel.isAccessibilityEnabled();
-        mUdfpsUtils = new UdfpsUtils();
-        mUdfpsEnrollHelper = new UdfpsEnrollHelper(getActivity(), getActivity().getSystemService(
-                FingerprintManager.class
-        ));
     }
 
     @Override
@@ -216,95 +192,85 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
             Bundle savedInstanceState) {
         mView = initUdfpsLayout(inflater, container);
-
         return mView;
     }
 
-    private GlifLayout initUdfpsLayout(LayoutInflater inflater, ViewGroup container) {
+    private RelativeLayout initUdfpsLayout(LayoutInflater inflater, ViewGroup container) {
-        final GlifLayout containView = (GlifLayout) inflater.inflate(
+        final RelativeLayout containView = (RelativeLayout) inflater.inflate(
-                R.layout.udfps_enroll_enrolling, container, false);
+                R.layout.udfps_enroll_enrolling_v2, container, false);
-        final UdfpsEnrollView udfpsEnrollView = addUdfpsEnrollView(inflater,
-                mEnrollingViewModel.getFirstFingerprintSensorPropertiesInternal());
-        final int rotation = mRotationViewModel.getLiveData().getValue();
-        if (rotation == Surface.ROTATION_90) {
-            final boolean isLayoutRtl = (TextUtils.getLayoutDirectionFromLocale(
-                    Locale.getDefault()) == View.LAYOUT_DIRECTION_RTL);
-            final LinearLayout layoutContainer = containView.findViewById(
-                    R.id.layout_container);
-            layoutContainer.setPaddingRelative(
-                    (int) getResources().getDimension(R.dimen.rotation_90_enroll_padding_start),
-                    0,
-                    isLayoutRtl ? 0 : (int) getResources().getDimension(
-                            R.dimen.rotation_90_enroll_padding_end),
-                    0);
-
-            final LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
-                    LinearLayout.LayoutParams.MATCH_PARENT,
-                    LinearLayout.LayoutParams.MATCH_PARENT);
-            lp.setMarginEnd((int) getResources().getDimension(
-                    R.dimen.rotation_90_enroll_margin_end));
-            layoutContainer.setLayoutParams(lp);
-            containView.addView(udfpsEnrollView);
-            containView.setClipChildren(false);
-            containView.setClipToPadding(false);
-            containView.setLayoutParams(lp);
-            setOnHoverListener(true, containView, udfpsEnrollView);
-        } else if (rotation == Surface.ROTATION_270) {
-            containView.addView(udfpsEnrollView);
-            containView.setClipChildren(false);
-            containView.setClipToPadding(false);
-            setOnHoverListener(true, containView, udfpsEnrollView);
-        } else {
-            final FrameLayout portraitLayoutContainer = containView.findViewById(
-                    R.id.layout_container);
-            portraitLayoutContainer.addView(udfpsEnrollView);
-            ViewGroup parent = ((ViewGroup) portraitLayoutContainer.getParent());
-            parent.setClipChildren(false);
-            parent.setClipToPadding(false);
-            setOnHoverListener(false, containView, udfpsEnrollView);
-        }
 
         final Activity activity = getActivity();
-        new GlifLayoutHelper(activity, containView).setDescriptionText(
+        mIcon = containView.findViewById(R.id.sud_layout_icon);
-                getString(R.string.security_settings_udfps_enroll_start_message));
+        mTitleText = containView.findViewById(R.id.suc_layout_title);
-
+        mSubTitleText = containView.findViewById(R.id.sud_layout_subtitle);
+        mErrorText = containView.findViewById(R.id.error_text);
+        mSkipBtn = containView.findViewById(R.id.skip_btn);
+        mSkipBtn.setOnClickListener(mOnSkipClickListener);
+        mUdfpsEnrollView = containView.findViewById(R.id.udfps_animation_view);
+        mUdfpsEnrollView.setSensorProperties(
+                mEnrollingViewModel.getFirstFingerprintSensorPropertiesInternal());
         mShouldShowLottie = shouldShowLottie();
         boolean isLandscape = BiometricUtils.isReverseLandscape(activity)
                 || BiometricUtils.isLandscape(activity);
         updateOrientation(containView, (isLandscape
                 ? Configuration.ORIENTATION_LANDSCAPE : Configuration.ORIENTATION_PORTRAIT));
 
-        mErrorText = containView.findViewById(R.id.error_text);
-        mFooterBarMixin = containView.getMixin(FooterBarMixin.class);
-        mFooterBarMixin.setSecondaryButton(
-                new FooterButton.Builder(activity)
-                        .setText(R.string.security_settings_fingerprint_enroll_enrolling_skip)
-                        .setListener(mOnSkipClickListener)
-                        .setButtonType(FooterButton.ButtonType.SKIP)
-                        .setTheme(R.style.SudGlifButton_Secondary)
-                        .build()
-        );
 
-        mFastOutSlowInInterpolator = AnimationUtils.loadInterpolator(
+        final int rotation = mRotationViewModel.getLiveData().getValue();
-                activity, android.R.interpolator.fast_out_slow_in);
+        if (rotation == Surface.ROTATION_270) {
-        mLinearOutSlowInInterpolator = AnimationUtils.loadInterpolator(
+            RelativeLayout.LayoutParams iconLP = new RelativeLayout.LayoutParams(-2, -2);
-                activity, android.R.interpolator.linear_out_slow_in);
+            iconLP.addRule(RelativeLayout.ALIGN_PARENT_TOP);
-        mFastOutLinearInInterpolator = AnimationUtils.loadInterpolator(
+            iconLP.addRule(RelativeLayout.END_OF, R.id.udfps_animation_view);
-                activity, android.R.interpolator.fast_out_linear_in);
+            iconLP.topMargin = (int) convertDpToPixel(76.64f, activity);
+            iconLP.leftMargin = (int) convertDpToPixel(151.54f, activity);
+            mIcon.setLayoutParams(iconLP);
 
-        final LinearLayout buttonContainer = mFooterBarMixin.getButtonContainer();
+            RelativeLayout.LayoutParams titleLP = new RelativeLayout.LayoutParams(-1, -2);
-        View spaceView = null;
+            titleLP.addRule(RelativeLayout.ALIGN_PARENT_TOP);
-        for (int i = 0; i < buttonContainer.getChildCount(); i++) {
+            titleLP.addRule(RelativeLayout.END_OF, R.id.udfps_animation_view);
-            if (!(buttonContainer.getChildAt(i) instanceof FooterActionButton)) {
+            titleLP.topMargin = (int) convertDpToPixel(138f, activity);
-                spaceView = buttonContainer.getChildAt(i);
+            titleLP.leftMargin = (int) convertDpToPixel(144f, activity);
-                break;
+            mTitleText.setLayoutParams(titleLP);
-            }
+
-        }
+            RelativeLayout.LayoutParams subtitleLP = new RelativeLayout.LayoutParams(-1, -2);
-        if (spaceView != null) {
+            subtitleLP.addRule(RelativeLayout.ALIGN_PARENT_TOP);
-            spaceView.setVisibility(View.GONE);
+            subtitleLP.addRule(RelativeLayout.END_OF, R.id.udfps_animation_view);
-            buttonContainer.getLayoutParams().width = ViewGroup.LayoutParams.WRAP_CONTENT;
+            subtitleLP.topMargin = (int) convertDpToPixel(198f, activity);
+            subtitleLP.leftMargin = (int) convertDpToPixel(144f, activity);
+            mSubTitleText.setLayoutParams(subtitleLP);
+        } else if (rotation == Surface.ROTATION_90) {
+            DisplayMetrics metrics = activity.getResources().getDisplayMetrics();
+            RelativeLayout.LayoutParams iconLP = new RelativeLayout.LayoutParams(-2, -2);
+            iconLP.addRule(RelativeLayout.ALIGN_PARENT_TOP);
+            iconLP.addRule(RelativeLayout.ALIGN_PARENT_START);
+            iconLP.topMargin = (int) convertDpToPixel(76.64f, activity);
+            iconLP.leftMargin = (int) convertDpToPixel(71.99f, activity);
+            mIcon.setLayoutParams(iconLP);
+
+            RelativeLayout.LayoutParams titleLP = new RelativeLayout.LayoutParams(
+                    metrics.widthPixels / 2, -2);
+            titleLP.addRule(RelativeLayout.ALIGN_PARENT_TOP);
+            titleLP.addRule(RelativeLayout.ALIGN_PARENT_START, R.id.udfps_animation_view);
+            titleLP.topMargin = (int) convertDpToPixel(138f, activity);
+            titleLP.leftMargin = (int) convertDpToPixel(66f, activity);
+            mTitleText.setLayoutParams(titleLP);
+
+            RelativeLayout.LayoutParams subtitleLP = new RelativeLayout.LayoutParams(
+                    metrics.widthPixels / 2, -2);
+            subtitleLP.addRule(RelativeLayout.ALIGN_PARENT_TOP);
+            subtitleLP.addRule(RelativeLayout.ALIGN_PARENT_START);
+            subtitleLP.topMargin = (int) convertDpToPixel(198f, activity);
+            subtitleLP.leftMargin = (int) convertDpToPixel(66f, activity);
+            mSubTitleText.setLayoutParams(subtitleLP);
         }
 
+        if (rotation == Surface.ROTATION_90 || rotation == Surface.ROTATION_270) {
+            RelativeLayout.LayoutParams skipBtnLP =
+                    (RelativeLayout.LayoutParams) mIcon.getLayoutParams();
+            skipBtnLP.topMargin = (int) convertDpToPixel(26f, activity);
+            skipBtnLP.leftMargin = (int) convertDpToPixel(54f, activity);
+            mSkipBtn.requestLayout();
+        }
         return containView;
     }
 
@@ -358,8 +324,9 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
 
         final int progress = getProgress(enrollmentProgress);
 
-        mUdfpsEnrollHelper.onEnrollmentProgress(enrollmentProgress.getSteps(),
+
-                enrollmentProgress.getRemaining());
+        mUdfpsEnrollView.onEnrollmentProgress(enrollmentProgress.getRemaining(),
+                enrollmentProgress.getSteps());
 
         if (animate) {
             animateProgress(progress);
@@ -382,38 +349,6 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
         super.onDestroy();
     }
 
-    private UdfpsEnrollView addUdfpsEnrollView(LayoutInflater inflater,
-            FingerprintSensorPropertiesInternal udfpsProps) {
-
-        UdfpsEnrollView enrollView = (UdfpsEnrollView) inflater.inflate(R.layout.udfps_enroll_view,
-                null, false);
-        DisplayInfo displayInfo = new DisplayInfo();
-        getActivity().getDisplay().getDisplayInfo(displayInfo);
-        mScaleFactor = mUdfpsUtils.getScaleFactor(displayInfo);
-        Rect udfpsBounds = udfpsProps.getLocation().getRect();
-        udfpsBounds.scale(mScaleFactor);
-
-        final Rect overlayBounds = new Rect(
-                0, /* left */
-                displayInfo.getNaturalHeight() / 2, /* top */
-                displayInfo.getNaturalWidth(), /* right */
-                displayInfo.getNaturalHeight() /* botom */);
-
-        UdfpsOverlayParams params = new UdfpsOverlayParams(
-                udfpsBounds,
-                overlayBounds,
-                displayInfo.getNaturalWidth(),
-                displayInfo.getNaturalHeight(),
-                mScaleFactor,
-                displayInfo.rotation);
-
-        enrollView.setOverlayParams(params);
-
-        enrollView.setEnrollHelper(mUdfpsEnrollHelper);
-
-        return enrollView;
-    }
-
     private void animateProgress(int progress) {
         // UDFPS animations are owned by SystemUI
         if (progress >= PROGRESS_BAR_MAX) {
@@ -423,17 +358,11 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
     }
 
     private void updateTitleAndDescription() {
-
-        final Activity activity = getActivity();
-        final GlifLayoutHelper glifLayoutHelper = new GlifLayoutHelper(activity, mView);
-
         switch (getCurrentStage()) {
             case STAGE_CENTER:
-                glifLayoutHelper.setHeaderText(
+                mTitleText.setText(R.string.security_settings_fingerprint_enroll_repeat_title);
-                        R.string.security_settings_fingerprint_enroll_repeat_title);
                 if (mIsAccessibilityEnabled || mIllustrationLottie == null) {
-                    glifLayoutHelper.setDescriptionText(getString(
+                    mSubTitleText.setText(R.string.security_settings_udfps_enroll_start_message);
-                            R.string.security_settings_udfps_enroll_start_message));
                 } else if (!mHaveShownUdfpsCenterLottie && mIllustrationLottie != null) {
                     mHaveShownUdfpsCenterLottie = true;
                     // Note: Update string reference when differentiate in between udfps & sfps
@@ -445,11 +374,10 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
                 break;
 
             case STAGE_GUIDED:
-                glifLayoutHelper.setHeaderText(
+                mTitleText.setText(R.string.security_settings_fingerprint_enroll_repeat_title);
-                        R.string.security_settings_fingerprint_enroll_repeat_title);
                 if (mIsAccessibilityEnabled || mIllustrationLottie == null) {
-                    glifLayoutHelper.setDescriptionText(getString(
+                    mSubTitleText.setText(
-                            R.string.security_settings_udfps_enroll_repeat_a11y_message));
+                            R.string.security_settings_udfps_enroll_repeat_a11y_message);
                 } else if (!mHaveShownUdfpsGuideLottie && mIllustrationLottie != null) {
                     mHaveShownUdfpsGuideLottie = true;
                     mIllustrationLottie.setContentDescription(
@@ -460,8 +388,7 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
                 }
                 break;
             case STAGE_FINGERTIP:
-                glifLayoutHelper.setHeaderText(
+                mTitleText.setText(R.string.security_settings_udfps_enroll_fingertip_title);
-                        R.string.security_settings_udfps_enroll_fingertip_title);
                 if (!mHaveShownUdfpsTipLottie && mIllustrationLottie != null) {
                     mHaveShownUdfpsTipLottie = true;
                     mIllustrationLottie.setContentDescription(
@@ -471,8 +398,7 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
                 }
                 break;
             case STAGE_LEFT_EDGE:
-                glifLayoutHelper.setHeaderText(
+                mTitleText.setText(R.string.security_settings_udfps_enroll_left_edge_title);
-                        R.string.security_settings_udfps_enroll_left_edge_title);
                 if (!mHaveShownUdfpsLeftEdgeLottie && mIllustrationLottie != null) {
                     mHaveShownUdfpsLeftEdgeLottie = true;
                     mIllustrationLottie.setContentDescription(
@@ -481,17 +407,15 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
                     configureEnrollmentStage("", R.raw.udfps_left_edge_hint_lottie);
                 } else if (mIllustrationLottie == null) {
                     if (isStageHalfCompleted()) {
-                        glifLayoutHelper.setDescriptionText(getString(
+                        mSubTitleText.setText(
-                                R.string.security_settings_fingerprint_enroll_repeat_message));
+                                R.string.security_settings_fingerprint_enroll_repeat_message);
                     } else {
-                        glifLayoutHelper.setDescriptionText(getString(
+                        mSubTitleText.setText(R.string.security_settings_udfps_enroll_edge_message);
-                                R.string.security_settings_udfps_enroll_edge_message));
                     }
                 }
                 break;
             case STAGE_RIGHT_EDGE:
-                glifLayoutHelper.setHeaderText(
+                mTitleText.setText(R.string.security_settings_udfps_enroll_right_edge_title);
-                        R.string.security_settings_udfps_enroll_right_edge_title);
                 if (!mHaveShownUdfpsRightEdgeLottie && mIllustrationLottie != null) {
                     mHaveShownUdfpsRightEdgeLottie = true;
                     mIllustrationLottie.setContentDescription(
@@ -501,31 +425,22 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
 
                 } else if (mIllustrationLottie == null) {
                     if (isStageHalfCompleted()) {
-                        glifLayoutHelper.setDescriptionText(getString(
+                        mSubTitleText.setText(
-                                R.string.security_settings_fingerprint_enroll_repeat_message));
+                                R.string.security_settings_fingerprint_enroll_repeat_message);
                     } else {
-                        glifLayoutHelper.setDescriptionText(getString(
+                        mSubTitleText.setText(R.string.security_settings_udfps_enroll_edge_message);
-                                R.string.security_settings_udfps_enroll_edge_message));
                     }
                 }
                 break;
 
             case STAGE_UNKNOWN:
             default:
-                // setHeaderText(R.string.security_settings_fingerprint_enroll_udfps_title);
+                mTitleText.setText(R.string.security_settings_fingerprint_enroll_udfps_title);
-                // Don't use BiometricEnrollBase#setHeaderText, since that invokes setTitle,
+                mSubTitleText.setText(R.string.security_settings_udfps_enroll_start_message);
-                // which gets announced for a11y upon entering the page. For UDFPS, we want to
-                // announce a different string for a11y upon entering the page.
-                glifLayoutHelper.setHeaderText(
-                        R.string.security_settings_fingerprint_enroll_udfps_title);
-                glifLayoutHelper.setDescriptionText(getString(
-                        R.string.security_settings_udfps_enroll_start_message));
                 final CharSequence description = getString(
                         R.string.security_settings_udfps_enroll_a11y);
-                mView.getHeaderTextView().setContentDescription(description);
+                getActivity().setTitle(description);
-                activity.setTitle(description);
                 break;
-
         }
     }
 
@@ -538,7 +453,7 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
         return defaultDensity == currentDensity;
     }
 
-    private void updateOrientation(@NonNull GlifLayout glifLayout, int orientation) {
+    private void updateOrientation(@NonNull RelativeLayout content, int orientation) {
         switch (orientation) {
             case Configuration.ORIENTATION_LANDSCAPE: {
                 mIllustrationLottie = null;
@@ -546,7 +461,7 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
             }
             case Configuration.ORIENTATION_PORTRAIT: {
                 if (mShouldShowLottie) {
-                    mIllustrationLottie = glifLayout.findViewById(R.id.illustration_lottie);
+                    mIllustrationLottie = content.findViewById(R.id.illustration_lottie);
                 }
                 break;
             }
@@ -625,7 +540,7 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
     }
 
     private void configureEnrollmentStage(CharSequence description, @RawRes int lottie) {
-        new GlifLayoutHelper(getActivity(), mView).setDescriptionText(description);
+        mSubTitleText.setText(description);
         LottieCompositionFactory.fromRawRes(getActivity(), lottie)
                 .addListener((c) -> {
                     mIllustrationLottie.setComposition(c);
@@ -634,31 +549,6 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
                 });
     }
 
-    private void setOnHoverListener(boolean isLandscape, GlifLayout enrollLayout,
-            UdfpsEnrollView udfpsEnrollView) {
-        if (!mIsAccessibilityEnabled) return;
-
-        final Context context = getActivity();
-        final View.OnHoverListener onHoverListener = (v, event) -> {
-            // Map the touch to portrait mode if the device is in
-            // landscape mode.
-            final Point scaledTouch =
-                    mUdfpsUtils.getTouchInNativeCoordinates(event.getPointerId(0),
-                            event, udfpsEnrollView.getOverlayParams());
-
-            final String theStr = mUdfpsUtils.onTouchOutsideOfSensorArea(
-                    mEnrollingViewModel.isTouchExplorationEnabled(), context,
-                    scaledTouch.x, scaledTouch.y, udfpsEnrollView.getOverlayParams());
-            if (theStr != null) {
-                v.announceForAccessibility(theStr);
-            }
-            return false;
-        };
-
-        enrollLayout.findManagedViewById(isLandscape ? R.id.sud_landscape_content_area
-                : R.id.sud_layout_content).setOnHoverListener(onHoverListener);
-    }
-
     private void onEnrollmentProgressChange(@NonNull EnrollmentProgress progress) {
         updateProgress(true /* animate */, progress);
 
@@ -678,34 +568,43 @@ public class FingerprintEnrollEnrollingUdfpsFragment extends Fragment {
     private void onEnrollmentHelp(int helpMsgId, CharSequence helpString) {
         if (!TextUtils.isEmpty(helpString)) {
             showError(helpString);
-            mUdfpsEnrollHelper.onEnrollmentHelp();
+            mUdfpsEnrollView.onEnrollmentHelp();
         }
     }
 
     private void onAcquired(boolean isAcquiredGood) {
-        if (mUdfpsEnrollHelper != null) {
+        if (mUdfpsEnrollView != null) {
-            mUdfpsEnrollHelper.onAcquired(isAcquiredGood);
+            mUdfpsEnrollView.onAcquired(isAcquiredGood);
         }
     }
 
     private void onPointerDown(int sensorId) {
-        if (mUdfpsEnrollHelper != null) {
+        if (mUdfpsEnrollView != null) {
-            mUdfpsEnrollHelper.onPointerDown(sensorId);
+            mUdfpsEnrollView.onPointerDown(sensorId);
         }
     }
 
     private void onPointerUp(int sensorId) {
-        if (mUdfpsEnrollHelper != null) {
+        if (mUdfpsEnrollView != null) {
-            mUdfpsEnrollHelper.onPointerUp(sensorId);
+            mUdfpsEnrollView.onPointerUp(sensorId);
         }
     }
 
     private void showError(CharSequence error) {
-        mView.setHeaderText(error);
+        mTitleText.setText(error);
-        mView.getHeaderTextView().setContentDescription(error);
+        mTitleText.setContentDescription(error);
-        new GlifLayoutHelper(getActivity(), mView).setDescriptionText("");
+        mSubTitleText.setContentDescription("");
     }
 
+    private float convertDpToPixel(float dp, Context context) {
+        float px = dp * getDensity(context);
+        return px;
+    }
+
+    private float getDensity(Context context) {
+        DisplayMetrics metrics = context.getResources().getDisplayMetrics();
+        return metrics.density;
+    }
 
     private final Runnable mShowDialogRunnable = new Runnable() {
         @Override

src/com/android/settings/biometrics2/ui/widget/UdfpsEnrollDrawable.java

@@ -0,0 +1,436 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.biometrics2.ui.widget;
+
+import android.animation.Animator;
+import android.animation.AnimatorSet;
+import android.animation.ValueAnimator;
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.Canvas;
+import android.graphics.ColorFilter;
+import android.graphics.Paint;
+import android.graphics.PointF;
+import android.graphics.Rect;
+import android.graphics.RectF;
+import android.graphics.drawable.Drawable;
+import android.graphics.drawable.ShapeDrawable;
+import android.graphics.drawable.shapes.PathShape;
+import android.hardware.fingerprint.FingerprintManager;
+import android.os.Build;
+import android.os.UserHandle;
+import android.provider.Settings;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.util.PathParser;
+import android.util.TypedValue;
+import android.view.accessibility.AccessibilityManager;
+import android.view.animation.AccelerateDecelerateInterpolator;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.settings.R;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * UDFPS fingerprint drawable that is shown when enrolling
+ */
+public class UdfpsEnrollDrawable extends Drawable {
+    private static final String TAG = "UdfpsAnimationEnroll";
+
+    private static final long TARGET_ANIM_DURATION_LONG = 800L;
+    private static final long TARGET_ANIM_DURATION_SHORT = 600L;
+    // 1 + SCALE_MAX is the maximum that the moving target will animate to
+    private static final float SCALE_MAX = 0.25f;
+    private static final float DEFAULT_STROKE_WIDTH = 3f;
+    private static final float SCALE = 0.5f;
+    private static final String SCALE_OVERRIDE =
+            "com.android.systemui.biometrics.UdfpsEnrollHelper.scale";
+    private static final String NEW_COORDS_OVERRIDE =
+            "com.android.systemui.biometrics.UdfpsNewCoords";
+
+    @NonNull
+    private final Drawable mMovingTargetFpIcon;
+    @NonNull
+    private final Paint mSensorOutlinePaint;
+    @NonNull
+    private final Paint mBlueFill;
+    @NonNull
+    private final ShapeDrawable mFingerprintDrawable;
+    private int mAlpha;
+    private boolean mSkipDraw = false;
+
+    @Nullable
+    private RectF mSensorRect;
+
+    // Moving target animator set
+    @Nullable
+    AnimatorSet mTargetAnimatorSet;
+    // Moving target location
+    float mCurrentX;
+    float mCurrentY;
+    // Moving target size
+    float mCurrentScale = 1.f;
+
+    @NonNull
+    private final Animator.AnimatorListener mTargetAnimListener;
+
+    private boolean mShouldShowTipHint = false;
+    private boolean mShouldShowEdgeHint = false;
+
+    private int mEnrollIcon;
+    private int mMovingTargetFill;
+
+    private int mTotalSteps = -1;
+    private int mRemainingSteps = -1;
+    private int mLocationsEnrolled = 0;
+    private int mCenterTouchCount = 0;
+
+    private FingerprintManager mFingerprintManager;
+
+    private boolean mAccessibilityEnabled;
+    private Context mContext;
+    private final List<PointF> mGuidedEnrollmentPoints;
+
+    UdfpsEnrollDrawable(@NonNull Context context, @Nullable AttributeSet attrs) {
+        mFingerprintDrawable = defaultFactory(context);
+
+        loadResources(context, attrs);
+        mSensorOutlinePaint = new Paint(0 /* flags */);
+        mSensorOutlinePaint.setAntiAlias(true);
+        mSensorOutlinePaint.setColor(mMovingTargetFill);
+        mSensorOutlinePaint.setStyle(Paint.Style.FILL);
+
+        mBlueFill = new Paint(0 /* flags */);
+        mBlueFill.setAntiAlias(true);
+        mBlueFill.setColor(mMovingTargetFill);
+        mBlueFill.setStyle(Paint.Style.FILL);
+
+        mMovingTargetFpIcon = context.getResources()
+                .getDrawable(R.drawable.ic_enrollment_fingerprint, null);
+        mMovingTargetFpIcon.setTint(mEnrollIcon);
+        mMovingTargetFpIcon.mutate();
+
+        mFingerprintDrawable.setTint(mEnrollIcon);
+
+        setAlpha(255);
+        mTargetAnimListener = new Animator.AnimatorListener() {
+            @Override
+            public void onAnimationStart(Animator animation) {
+            }
+
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                updateTipHintVisibility();
+            }
+
+            @Override
+            public void onAnimationCancel(Animator animation) {
+            }
+
+            @Override
+            public void onAnimationRepeat(Animator animation) {
+            }
+        };
+        mContext = context;
+        mFingerprintManager = context.getSystemService(FingerprintManager.class);
+        final AccessibilityManager am = context.getSystemService(AccessibilityManager.class);
+        mAccessibilityEnabled = am.isEnabled();
+        mGuidedEnrollmentPoints = new ArrayList<>();
+        initEnrollPoint(context);
+    }
+
+    /** The [sensorRect] coordinates for the sensor area. */
+    void onSensorRectUpdated(@NonNull RectF sensorRect) {
+        int margin = ((int) sensorRect.height()) / 8;
+        Rect bounds = new Rect((int) (sensorRect.left) + margin, (int) (sensorRect.top) + margin,
+                (int) (sensorRect.right) - margin, (int) (sensorRect.bottom) - margin);
+        updateFingerprintIconBounds(bounds);
+        mSensorRect = sensorRect;
+    }
+
+    void setShouldSkipDraw(boolean skipDraw) {
+        if (mSkipDraw == skipDraw) {
+            return;
+        }
+        mSkipDraw = skipDraw;
+        invalidateSelf();
+    }
+
+    void updateFingerprintIconBounds(@NonNull Rect bounds) {
+        mFingerprintDrawable.setBounds(bounds);
+        invalidateSelf();
+        mMovingTargetFpIcon.setBounds(bounds);
+        invalidateSelf();
+    }
+
+    void onEnrollmentProgress(final int remaining, final int totalSteps) {
+        if (mTotalSteps == -1) {
+            mTotalSteps = totalSteps;
+        }
+
+        if (remaining != mRemainingSteps) {
+            mLocationsEnrolled++;
+            if (isCenterEnrollmentStage()) {
+                mCenterTouchCount++;
+            }
+        }
+        mRemainingSteps = remaining;
+
+        if (!isCenterEnrollmentStage()) {
+            if (mTargetAnimatorSet != null && mTargetAnimatorSet.isRunning()) {
+                mTargetAnimatorSet.end();
+            }
+
+            final PointF point = getNextGuidedEnrollmentPoint();
+            if (mCurrentX != point.x || mCurrentY != point.y) {
+                final ValueAnimator x = ValueAnimator.ofFloat(mCurrentX, point.x);
+                x.addUpdateListener(animation -> {
+                    mCurrentX = (float) animation.getAnimatedValue();
+                    invalidateSelf();
+                });
+
+                final ValueAnimator y = ValueAnimator.ofFloat(mCurrentY, point.y);
+                y.addUpdateListener(animation -> {
+                    mCurrentY = (float) animation.getAnimatedValue();
+                    invalidateSelf();
+                });
+
+                final boolean isMovingToCenter = point.x == 0f && point.y == 0f;
+                final long duration = isMovingToCenter
+                        ? TARGET_ANIM_DURATION_SHORT
+                        : TARGET_ANIM_DURATION_LONG;
+
+                final ValueAnimator scale = ValueAnimator.ofFloat(0, (float) Math.PI);
+                scale.setDuration(duration);
+                scale.addUpdateListener(animation -> {
+                    // Grow then shrink
+                    mCurrentScale = 1
+                            + SCALE_MAX * (float) Math.sin((float) animation.getAnimatedValue());
+                    invalidateSelf();
+                });
+
+                mTargetAnimatorSet = new AnimatorSet();
+
+                mTargetAnimatorSet.setInterpolator(new AccelerateDecelerateInterpolator());
+                mTargetAnimatorSet.setDuration(duration);
+                mTargetAnimatorSet.addListener(mTargetAnimListener);
+                mTargetAnimatorSet.playTogether(x, y, scale);
+                mTargetAnimatorSet.start();
+            } else {
+                updateTipHintVisibility();
+            }
+        } else {
+            updateTipHintVisibility();
+        }
+
+        updateEdgeHintVisibility();
+    }
+
+    @Override
+    public void draw(@NonNull Canvas canvas) {
+        if (mSkipDraw) {
+            return;
+        }
+
+        // Draw moving target
+        if (!isCenterEnrollmentStage()) {
+            canvas.save();
+            canvas.translate(mCurrentX, mCurrentY);
+
+            if (mSensorRect != null) {
+                canvas.scale(mCurrentScale, mCurrentScale,
+                        mSensorRect.centerX(), mSensorRect.centerY());
+                canvas.drawOval(mSensorRect, mBlueFill);
+            }
+
+            mMovingTargetFpIcon.draw(canvas);
+            canvas.restore();
+        } else {
+            if (mSensorRect != null) {
+                canvas.drawOval(mSensorRect, mSensorOutlinePaint);
+            }
+            mFingerprintDrawable.draw(canvas);
+            mFingerprintDrawable.setAlpha(getAlpha());
+            mSensorOutlinePaint.setAlpha(getAlpha());
+        }
+
+    }
+
+    @Override
+    public void setAlpha(int alpha) {
+        mAlpha = alpha;
+        mFingerprintDrawable.setAlpha(alpha);
+        mSensorOutlinePaint.setAlpha(alpha);
+        mBlueFill.setAlpha(alpha);
+        mMovingTargetFpIcon.setAlpha(alpha);
+        invalidateSelf();
+    }
+
+    @Override
+    public int getAlpha() {
+        return mAlpha;
+    }
+
+    @Override
+    public void setColorFilter(@Nullable ColorFilter colorFilter) {
+    }
+
+    @Override
+    public int getOpacity() {
+        return 0;
+    }
+
+    private void updateTipHintVisibility() {
+        final boolean shouldShow = isTipEnrollmentStage();
+        // With the new update, we will git rid of most of this code, and instead
+        // we will change the fingerprint icon.
+        if (mShouldShowTipHint == shouldShow) {
+            return;
+        }
+        mShouldShowTipHint = shouldShow;
+    }
+
+    private void updateEdgeHintVisibility() {
+        final boolean shouldShow = isEdgeEnrollmentStage();
+        if (mShouldShowEdgeHint == shouldShow) {
+            return;
+        }
+        mShouldShowEdgeHint = shouldShow;
+    }
+
+    private ShapeDrawable defaultFactory(Context context) {
+        String fpPath = context.getResources().getString(R.string.config_udfpsIcon);
+        ShapeDrawable drawable = new ShapeDrawable(
+                new PathShape(PathParser.createPathFromPathData(fpPath), 72f, 72f)
+        );
+        drawable.mutate();
+        drawable.getPaint().setStyle(Paint.Style.STROKE);
+        drawable.getPaint().setStrokeCap(Paint.Cap.ROUND);
+        drawable.getPaint().setStrokeWidth(DEFAULT_STROKE_WIDTH);
+        return drawable;
+    }
+
+    private void loadResources(Context context, @Nullable AttributeSet attrs) {
+        final TypedArray ta = context.obtainStyledAttributes(attrs,
+                R.styleable.BiometricsEnrollView, R.attr.biometricsEnrollStyle,
+                R.style.BiometricsEnrollStyle);
+        mEnrollIcon = ta.getColor(R.styleable.BiometricsEnrollView_biometricsEnrollIcon, 0);
+        mMovingTargetFill = ta.getColor(
+                R.styleable.BiometricsEnrollView_biometricsMovingTargetFill, 0);
+        ta.recycle();
+    }
+
+    private boolean isCenterEnrollmentStage() {
+        if (mTotalSteps == -1 || mRemainingSteps == -1) {
+            return true;
+        }
+        return mTotalSteps - mRemainingSteps < getStageThresholdSteps(mTotalSteps, 0);
+    }
+
+    private int getStageThresholdSteps(int totalSteps, int stageIndex) {
+        return Math.round(totalSteps * mFingerprintManager.getEnrollStageThreshold(stageIndex));
+    }
+
+    private PointF getNextGuidedEnrollmentPoint() {
+        if (mAccessibilityEnabled || !isGuidedEnrollmentStage()) {
+            return new PointF(0f, 0f);
+        }
+
+        float scale = SCALE;
+        if (Build.IS_ENG || Build.IS_USERDEBUG) {
+            scale = Settings.Secure.getFloatForUser(mContext.getContentResolver(),
+                    SCALE_OVERRIDE, SCALE,
+                    UserHandle.USER_CURRENT);
+        }
+        final int index = mLocationsEnrolled - mCenterTouchCount;
+        final PointF originalPoint = mGuidedEnrollmentPoints
+                .get(index % mGuidedEnrollmentPoints.size());
+        return new PointF(originalPoint.x * scale, originalPoint.y * scale);
+    }
+
+    private boolean isGuidedEnrollmentStage() {
+        if (mAccessibilityEnabled || mTotalSteps == -1 || mRemainingSteps == -1) {
+            return false;
+        }
+        final int progressSteps = mTotalSteps - mRemainingSteps;
+        return progressSteps >= getStageThresholdSteps(mTotalSteps, 0)
+                && progressSteps < getStageThresholdSteps(mTotalSteps, 1);
+    }
+
+    private boolean isTipEnrollmentStage() {
+        if (mTotalSteps == -1 || mRemainingSteps == -1) {
+            return false;
+        }
+        final int progressSteps = mTotalSteps - mRemainingSteps;
+        return progressSteps >= getStageThresholdSteps(mTotalSteps, 1)
+                && progressSteps < getStageThresholdSteps(mTotalSteps, 2);
+    }
+
+    private boolean isEdgeEnrollmentStage() {
+        if (mTotalSteps == -1 || mRemainingSteps == -1) {
+            return false;
+        }
+        return mTotalSteps - mRemainingSteps >= getStageThresholdSteps(mTotalSteps, 2);
+    }
+
+    private void initEnrollPoint(Context context) {
+        // Number of pixels per mm
+        float px = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_MM, 1,
+                context.getResources().getDisplayMetrics());
+        boolean useNewCoords = Settings.Secure.getIntForUser(mContext.getContentResolver(),
+                NEW_COORDS_OVERRIDE, 0,
+                UserHandle.USER_CURRENT) != 0;
+        if (useNewCoords && (Build.IS_ENG || Build.IS_USERDEBUG)) {
+            Log.v(TAG, "Using new coordinates");
+            mGuidedEnrollmentPoints.add(new PointF(-0.15f * px, -1.02f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-0.15f * px, 1.02f * px));
+            mGuidedEnrollmentPoints.add(new PointF(0.29f * px, 0.00f * px));
+            mGuidedEnrollmentPoints.add(new PointF(2.17f * px, -2.35f * px));
+            mGuidedEnrollmentPoints.add(new PointF(1.07f * px, -3.96f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-0.37f * px, -4.31f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-1.69f * px, -3.29f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-2.48f * px, -1.23f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-2.48f * px, 1.23f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-1.69f * px, 3.29f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-0.37f * px, 4.31f * px));
+            mGuidedEnrollmentPoints.add(new PointF(1.07f * px, 3.96f * px));
+            mGuidedEnrollmentPoints.add(new PointF(2.17f * px, 2.35f * px));
+            mGuidedEnrollmentPoints.add(new PointF(2.58f * px, 0.00f * px));
+        } else {
+            Log.v(TAG, "Using old coordinates");
+            mGuidedEnrollmentPoints.add(new PointF(2.00f * px, 0.00f * px));
+            mGuidedEnrollmentPoints.add(new PointF(0.87f * px, -2.70f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-1.80f * px, -1.31f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-1.80f * px, 1.31f * px));
+            mGuidedEnrollmentPoints.add(new PointF(0.88f * px, 2.70f * px));
+            mGuidedEnrollmentPoints.add(new PointF(3.94f * px, -1.06f * px));
+            mGuidedEnrollmentPoints.add(new PointF(2.90f * px, -4.14f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-0.52f * px, -5.95f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-3.33f * px, -3.33f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-3.99f * px, -0.35f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-3.62f * px, 2.54f * px));
+            mGuidedEnrollmentPoints.add(new PointF(-1.49f * px, 5.57f * px));
+            mGuidedEnrollmentPoints.add(new PointF(2.29f * px, 4.92f * px));
+            mGuidedEnrollmentPoints.add(new PointF(3.82f * px, 1.78f * px));
+        }
+    }
+
+}

src/com/android/settings/biometrics2/ui/widget/UdfpsEnrollProgressBarDrawable.java

@@ -0,0 +1,424 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.biometrics2.ui.widget;
+
+import android.animation.ValueAnimator;
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.Canvas;
+import android.graphics.ColorFilter;
+import android.graphics.Paint;
+import android.graphics.drawable.Drawable;
+import android.os.Process;
+import android.os.VibrationAttributes;
+import android.os.VibrationEffect;
+import android.os.Vibrator;
+import android.util.AttributeSet;
+import android.util.DisplayMetrics;
+import android.view.accessibility.AccessibilityManager;
+import android.view.animation.DecelerateInterpolator;
+import android.view.animation.Interpolator;
+import android.view.animation.OvershootInterpolator;
+
+import androidx.annotation.ColorInt;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.settings.R;
+
+/**
+ * UDFPS enrollment progress bar.
+ */
+public class UdfpsEnrollProgressBarDrawable extends Drawable {
+    private static final String TAG = "UdfpsProgressBar";
+
+    private static final long CHECKMARK_ANIMATION_DELAY_MS = 200L;
+    private static final long CHECKMARK_ANIMATION_DURATION_MS = 300L;
+    private static final long FILL_COLOR_ANIMATION_DURATION_MS = 350L;
+    private static final long PROGRESS_ANIMATION_DURATION_MS = 400L;
+    private static final float STROKE_WIDTH_DP = 12f;
+    private static final Interpolator DEACCEL = new DecelerateInterpolator();
+
+    private static final VibrationEffect VIBRATE_EFFECT_ERROR =
+            VibrationEffect.createWaveform(new long[]{0, 5, 55, 60}, -1);
+    private static final VibrationAttributes FINGERPRINT_ENROLLING_SONFICATION_ATTRIBUTES =
+            VibrationAttributes.createForUsage(VibrationAttributes.USAGE_ACCESSIBILITY);
+
+    private static final VibrationAttributes HARDWARE_FEEDBACK_VIBRATION_ATTRIBUTES =
+            VibrationAttributes.createForUsage(VibrationAttributes.USAGE_HARDWARE_FEEDBACK);
+
+    private static final VibrationEffect SUCCESS_VIBRATION_EFFECT =
+            VibrationEffect.get(VibrationEffect.EFFECT_CLICK);
+
+    private final float mStrokeWidthPx;
+    @ColorInt
+    private final int mProgressColor;
+    @ColorInt
+    private final int mHelpColor;
+    @ColorInt
+    private final int mOnFirstBucketFailedColor;
+    @NonNull
+    private final Drawable mCheckmarkDrawable;
+    @NonNull
+    private final Interpolator mCheckmarkInterpolator;
+    @NonNull
+    private final Paint mBackgroundPaint;
+    @VisibleForTesting
+    @NonNull
+    final Paint mFillPaint;
+    @NonNull
+    private final Vibrator mVibrator;
+    @NonNull
+    private final boolean mIsAccessibilityEnabled;
+    @NonNull
+    private final Context mContext;
+
+    private boolean mAfterFirstTouch;
+
+    private int mRemainingSteps = 0;
+    private int mTotalSteps = 0;
+    private float mProgress = 0f;
+    @Nullable
+    private ValueAnimator mProgressAnimator;
+    @NonNull
+    private final ValueAnimator.AnimatorUpdateListener mProgressUpdateListener;
+
+    private boolean mShowingHelp = false;
+    @Nullable
+    private ValueAnimator mFillColorAnimator;
+    @NonNull
+    private final ValueAnimator.AnimatorUpdateListener mFillColorUpdateListener;
+
+    @Nullable
+    private ValueAnimator mBackgroundColorAnimator;
+    @NonNull
+    private final ValueAnimator.AnimatorUpdateListener mBackgroundColorUpdateListener;
+
+    private boolean mComplete = false;
+    private float mCheckmarkScale = 0f;
+    @Nullable
+    private ValueAnimator mCheckmarkAnimator;
+    @NonNull
+    private final ValueAnimator.AnimatorUpdateListener mCheckmarkUpdateListener;
+
+    private int mMovingTargetFill;
+    private int mMovingTargetFillError;
+    private int mEnrollProgress;
+    private int mEnrollProgressHelp;
+    private int mEnrollProgressHelpWithTalkback;
+
+    public UdfpsEnrollProgressBarDrawable(@NonNull Context context, @Nullable AttributeSet attrs) {
+        mContext = context;
+
+        loadResources(context, attrs);
+        float density = context.getResources().getDisplayMetrics().densityDpi;
+        mStrokeWidthPx = STROKE_WIDTH_DP * (density / DisplayMetrics.DENSITY_DEFAULT);
+        mProgressColor = mEnrollProgress;
+        final AccessibilityManager am = context.getSystemService(AccessibilityManager.class);
+        mIsAccessibilityEnabled = am.isTouchExplorationEnabled();
+        mOnFirstBucketFailedColor = mMovingTargetFillError;
+        if (!mIsAccessibilityEnabled) {
+            mHelpColor = mEnrollProgressHelp;
+        } else {
+            mHelpColor = mEnrollProgressHelpWithTalkback;
+        }
+        mCheckmarkDrawable = context.getDrawable(R.drawable.udfps_enroll_checkmark);
+        mCheckmarkDrawable.mutate();
+        mCheckmarkInterpolator = new OvershootInterpolator();
+
+        mBackgroundPaint = new Paint();
+        mBackgroundPaint.setStrokeWidth(mStrokeWidthPx);
+        mBackgroundPaint.setColor(mMovingTargetFill);
+        mBackgroundPaint.setAntiAlias(true);
+        mBackgroundPaint.setStyle(Paint.Style.STROKE);
+        mBackgroundPaint.setStrokeCap(Paint.Cap.ROUND);
+
+        // Progress fill should *not* use the extracted system color.
+        mFillPaint = new Paint();
+        mFillPaint.setStrokeWidth(mStrokeWidthPx);
+        mFillPaint.setColor(mProgressColor);
+        mFillPaint.setAntiAlias(true);
+        mFillPaint.setStyle(Paint.Style.STROKE);
+        mFillPaint.setStrokeCap(Paint.Cap.ROUND);
+
+        mVibrator = mContext.getSystemService(Vibrator.class);
+
+        mProgressUpdateListener = animation -> {
+            mProgress = (float) animation.getAnimatedValue();
+            invalidateSelf();
+        };
+
+        mFillColorUpdateListener = animation -> {
+            mFillPaint.setColor((int) animation.getAnimatedValue());
+            invalidateSelf();
+        };
+
+        mCheckmarkUpdateListener = animation -> {
+            mCheckmarkScale = (float) animation.getAnimatedValue();
+            invalidateSelf();
+        };
+
+        mBackgroundColorUpdateListener = animation -> {
+            mBackgroundPaint.setColor((int) animation.getAnimatedValue());
+            invalidateSelf();
+        };
+    }
+
+    void onEnrollmentProgress(final int remaining, final int totalSteps) {
+        android.util.Log.e(TAG, "remaining =" + remaining);
+        android.util.Log.e(TAG, "totalSteps =" + totalSteps);
+        mAfterFirstTouch = true;
+        updateState(remaining, totalSteps, false /* showingHelp */);
+    }
+
+    void onEnrollmentHelp(int remaining, int totalSteps) {
+        updateState(remaining, totalSteps, true /* showingHelp */);
+    }
+
+    void onLastStepAcquired() {
+        updateState(0, mTotalSteps, false /* showingHelp */);
+    }
+
+    private void updateState(int remainingSteps, int totalSteps, boolean showingHelp) {
+        updateProgress(remainingSteps, totalSteps, showingHelp);
+        updateFillColor(showingHelp);
+    }
+
+    private void updateProgress(int remainingSteps, int totalSteps, boolean showingHelp) {
+        if (mRemainingSteps == remainingSteps && mTotalSteps == totalSteps) {
+            return;
+        }
+
+        if (mShowingHelp) {
+            if (mVibrator != null && mIsAccessibilityEnabled) {
+                mVibrator.vibrate(Process.myUid(), mContext.getOpPackageName(),
+                        VIBRATE_EFFECT_ERROR, getClass().getSimpleName() + "::onEnrollmentHelp",
+                        FINGERPRINT_ENROLLING_SONFICATION_ATTRIBUTES);
+            }
+        } else {
+            // If the first touch is an error, remainingSteps will be -1 and the callback
+            // doesn't come from onEnrollmentHelp. If we are in the accessibility flow,
+            // we still would like to vibrate.
+            if (mVibrator != null) {
+                if (remainingSteps == -1 && mIsAccessibilityEnabled) {
+                    mVibrator.vibrate(Process.myUid(), mContext.getOpPackageName(),
+                            VIBRATE_EFFECT_ERROR,
+                            getClass().getSimpleName() + "::onFirstTouchError",
+                            FINGERPRINT_ENROLLING_SONFICATION_ATTRIBUTES);
+                } else if (remainingSteps != -1 && !mIsAccessibilityEnabled) {
+                    mVibrator.vibrate(Process.myUid(),
+                            mContext.getOpPackageName(),
+                            SUCCESS_VIBRATION_EFFECT,
+                            getClass().getSimpleName() + "::OnEnrollmentProgress",
+                            HARDWARE_FEEDBACK_VIBRATION_ATTRIBUTES);
+                }
+            }
+        }
+
+        mShowingHelp = showingHelp;
+        mRemainingSteps = remainingSteps;
+        mTotalSteps = totalSteps;
+
+        final int progressSteps = Math.max(0, totalSteps - remainingSteps);
+
+        // If needed, add 1 to progress and total steps to account for initial touch.
+        final int adjustedSteps = mAfterFirstTouch ? progressSteps + 1 : progressSteps;
+        final int adjustedTotal = mAfterFirstTouch ? mTotalSteps + 1 : mTotalSteps;
+
+        final float targetProgress = Math.min(1f, (float) adjustedSteps / (float) adjustedTotal);
+
+        if (mProgressAnimator != null && mProgressAnimator.isRunning()) {
+            mProgressAnimator.cancel();
+        }
+
+        mProgressAnimator = ValueAnimator.ofFloat(mProgress, targetProgress);
+        mProgressAnimator.setDuration(PROGRESS_ANIMATION_DURATION_MS);
+        mProgressAnimator.addUpdateListener(mProgressUpdateListener);
+        mProgressAnimator.start();
+
+        if (remainingSteps == 0) {
+            startCompletionAnimation();
+        } else if (remainingSteps > 0) {
+            rollBackCompletionAnimation();
+        }
+    }
+
+    private void animateBackgroundColor() {
+        if (mBackgroundColorAnimator != null && mBackgroundColorAnimator.isRunning()) {
+            mBackgroundColorAnimator.end();
+        }
+        mBackgroundColorAnimator = ValueAnimator.ofArgb(mBackgroundPaint.getColor(),
+                mOnFirstBucketFailedColor);
+        mBackgroundColorAnimator.setDuration(FILL_COLOR_ANIMATION_DURATION_MS);
+        mBackgroundColorAnimator.setRepeatCount(1);
+        mBackgroundColorAnimator.setRepeatMode(ValueAnimator.REVERSE);
+        mBackgroundColorAnimator.setInterpolator(DEACCEL);
+        mBackgroundColorAnimator.addUpdateListener(mBackgroundColorUpdateListener);
+        mBackgroundColorAnimator.start();
+    }
+
+    private void updateFillColor(boolean showingHelp) {
+        if (!mAfterFirstTouch && showingHelp) {
+            // If we are on the first touch, animate the background color
+            // instead of the progress color.
+            animateBackgroundColor();
+            return;
+        }
+
+        if (mFillColorAnimator != null && mFillColorAnimator.isRunning()) {
+            mFillColorAnimator.end();
+        }
+
+        @ColorInt final int targetColor = showingHelp ? mHelpColor : mProgressColor;
+        mFillColorAnimator = ValueAnimator.ofArgb(mFillPaint.getColor(), targetColor);
+        mFillColorAnimator.setDuration(FILL_COLOR_ANIMATION_DURATION_MS);
+        mFillColorAnimator.setRepeatCount(1);
+        mFillColorAnimator.setRepeatMode(ValueAnimator.REVERSE);
+        mFillColorAnimator.setInterpolator(DEACCEL);
+        mFillColorAnimator.addUpdateListener(mFillColorUpdateListener);
+        mFillColorAnimator.start();
+    }
+
+    private void startCompletionAnimation() {
+        if (mComplete) {
+            return;
+        }
+        mComplete = true;
+
+        if (mCheckmarkAnimator != null && mCheckmarkAnimator.isRunning()) {
+            mCheckmarkAnimator.cancel();
+        }
+
+        mCheckmarkAnimator = ValueAnimator.ofFloat(mCheckmarkScale, 1f);
+        mCheckmarkAnimator.setStartDelay(CHECKMARK_ANIMATION_DELAY_MS);
+        mCheckmarkAnimator.setDuration(CHECKMARK_ANIMATION_DURATION_MS);
+        mCheckmarkAnimator.setInterpolator(mCheckmarkInterpolator);
+        mCheckmarkAnimator.addUpdateListener(mCheckmarkUpdateListener);
+        mCheckmarkAnimator.start();
+    }
+
+    private void rollBackCompletionAnimation() {
+        if (!mComplete) {
+            return;
+        }
+        mComplete = false;
+
+        // Adjust duration based on how much of the completion animation has played.
+        final float animatedFraction = mCheckmarkAnimator != null
+                ? mCheckmarkAnimator.getAnimatedFraction()
+                : 0f;
+        final long durationMs = Math.round(CHECKMARK_ANIMATION_DELAY_MS * animatedFraction);
+
+        if (mCheckmarkAnimator != null && mCheckmarkAnimator.isRunning()) {
+            mCheckmarkAnimator.cancel();
+        }
+
+        mCheckmarkAnimator = ValueAnimator.ofFloat(mCheckmarkScale, 0f);
+        mCheckmarkAnimator.setDuration(durationMs);
+        mCheckmarkAnimator.addUpdateListener(mCheckmarkUpdateListener);
+        mCheckmarkAnimator.start();
+    }
+
+    private void loadResources(Context context, @Nullable AttributeSet attrs) {
+        final TypedArray ta = context.obtainStyledAttributes(attrs,
+                R.styleable.BiometricsEnrollView, R.attr.biometricsEnrollStyle,
+                R.style.BiometricsEnrollStyle);
+        mMovingTargetFill = ta.getColor(
+                R.styleable.BiometricsEnrollView_biometricsMovingTargetFill, 0);
+        mMovingTargetFillError = ta.getColor(
+                R.styleable.BiometricsEnrollView_biometricsMovingTargetFillError, 0);
+        mEnrollProgress = ta.getColor(
+                R.styleable.BiometricsEnrollView_biometricsEnrollProgress, 0);
+        mEnrollProgressHelp = ta.getColor(
+                R.styleable.BiometricsEnrollView_biometricsEnrollProgressHelp, 0);
+        mEnrollProgressHelpWithTalkback = ta.getColor(
+                R.styleable.BiometricsEnrollView_biometricsEnrollProgressHelpWithTalkback, 0);
+        ta.recycle();
+    }
+
+    @Override
+    public void draw(@NonNull Canvas canvas) {
+        canvas.save();
+
+        // Progress starts from the top, instead of the right
+        canvas.rotate(-90f, getBounds().centerX(), getBounds().centerY());
+
+        final float halfPaddingPx = mStrokeWidthPx / 2f;
+
+        if (mProgress < 1f) {
+            // Draw the background color of the progress circle.
+            canvas.drawArc(
+                    halfPaddingPx,
+                    halfPaddingPx,
+                    getBounds().right - halfPaddingPx,
+                    getBounds().bottom - halfPaddingPx,
+                    0f /* startAngle */,
+                    360f /* sweepAngle */,
+                    false /* useCenter */,
+                    mBackgroundPaint);
+        }
+
+        if (mProgress > 0f) {
+            // Draw the filled portion of the progress circle.
+            canvas.drawArc(
+                    halfPaddingPx,
+                    halfPaddingPx,
+                    getBounds().right - halfPaddingPx,
+                    getBounds().bottom - halfPaddingPx,
+                    0f /* startAngle */,
+                    360f * mProgress /* sweepAngle */,
+                    false /* useCenter */,
+                    mFillPaint);
+        }
+
+        canvas.restore();
+
+        if (mCheckmarkScale > 0f) {
+            final float offsetScale = (float) Math.sqrt(2) / 2f;
+            final float centerXOffset = (getBounds().width() - mStrokeWidthPx) / 2f * offsetScale;
+            final float centerYOffset = (getBounds().height() - mStrokeWidthPx) / 2f * offsetScale;
+            final float centerX = getBounds().centerX() + centerXOffset;
+            final float centerY = getBounds().centerY() + centerYOffset;
+
+            final float boundsXOffset =
+                    mCheckmarkDrawable.getIntrinsicWidth() / 2f * mCheckmarkScale;
+            final float boundsYOffset =
+                    mCheckmarkDrawable.getIntrinsicHeight() / 2f * mCheckmarkScale;
+
+            final int left = Math.round(centerX - boundsXOffset);
+            final int top = Math.round(centerY - boundsYOffset);
+            final int right = Math.round(centerX + boundsXOffset);
+            final int bottom = Math.round(centerY + boundsYOffset);
+            mCheckmarkDrawable.setBounds(left, top, right, bottom);
+            mCheckmarkDrawable.draw(canvas);
+        }
+    }
+
+    @Override
+    public void setAlpha(int alpha) {
+    }
+
+    @Override
+    public void setColorFilter(@Nullable ColorFilter colorFilter) {
+    }
+
+    @Override
+    public int getOpacity() {
+        return 0;
+    }
+}

src/com/android/settings/biometrics2/ui/widget/UdfpsEnrollView.java

@@ -0,0 +1,260 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.biometrics2.ui.widget;
+
+import android.content.Context;
+import android.graphics.Rect;
+import android.graphics.RectF;
+import android.hardware.fingerprint.FingerprintSensorPropertiesInternal;
+import android.os.Handler;
+import android.os.Looper;
+import android.util.AttributeSet;
+import android.util.RotationUtils;
+import android.view.DisplayInfo;
+import android.view.Surface;
+import android.view.ViewGroup;
+import android.view.ViewTreeObserver;
+import android.widget.FrameLayout;
+import android.widget.ImageView;
+import android.widget.RelativeLayout;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.settings.R;
+import com.android.settingslib.udfps.UdfpsOverlayParams;
+import com.android.settingslib.udfps.UdfpsUtils;
+
+/**
+ * View corresponding with udfps_enroll_view.xml
+ */
+public class UdfpsEnrollView extends FrameLayout {
+    private static final String TAG = "UdfpsEnrollView";
+    @NonNull
+    private final UdfpsEnrollDrawable mFingerprintDrawable;
+    @NonNull
+    private final UdfpsEnrollProgressBarDrawable mFingerprintProgressDrawable;
+    @NonNull
+    private final Handler mHandler;
+
+    @NonNull
+    private ImageView mFingerprintProgressView;
+    private UdfpsUtils mUdfpsUtils;
+
+    private int mProgressBarRadius;
+
+    private Rect mSensorRect;
+    private UdfpsOverlayParams mOverlayParams;
+    private FingerprintSensorPropertiesInternal mSensorProperties;
+
+    private int mTotalSteps = -1;
+    private int mRemainingSteps = -1;
+    private int mLocationsEnrolled = 0;
+    private int mCenterTouchCount = 0;
+
+    public UdfpsEnrollView(Context context, @Nullable AttributeSet attrs) {
+        super(context, attrs);
+        mFingerprintDrawable = new UdfpsEnrollDrawable(mContext, attrs);
+        mFingerprintProgressDrawable = new UdfpsEnrollProgressBarDrawable(context, attrs);
+        mHandler = new Handler(Looper.getMainLooper());
+        mUdfpsUtils = new UdfpsUtils();
+    }
+
+    @Override
+    protected void onFinishInflate() {
+        ImageView fingerprintView = findViewById(R.id.udfps_enroll_animation_fp_view);
+        fingerprintView.setImageDrawable(mFingerprintDrawable);
+        mFingerprintProgressView = findViewById(R.id.udfps_enroll_animation_fp_progress_view);
+        mFingerprintProgressView.setImageDrawable(mFingerprintProgressDrawable);
+    }
+
+    /**
+     * Receive enroll progress information from FingerprintEnrollEnrollingUdfpsFragment
+     */
+    public void onEnrollmentProgress(int remaining, int totalSteps) {
+        if (mTotalSteps == -1) {
+            mTotalSteps = totalSteps;
+        }
+        mRemainingSteps = remaining;
+        mHandler.post(() -> {
+            mFingerprintProgressDrawable.onEnrollmentProgress(remaining, totalSteps);
+            mFingerprintDrawable.onEnrollmentProgress(remaining, totalSteps);
+        });
+    }
+
+    /**
+     * Receive enroll help information from FingerprintEnrollEnrollingUdfpsFragment
+     */
+    public void onEnrollmentHelp() {
+        mHandler.post(
+                () -> mFingerprintProgressDrawable.onEnrollmentHelp(mRemainingSteps, mTotalSteps));
+    }
+
+    /**
+     * Receive onAcquired from FingerprintEnrollEnrollingUdfpsFragment
+     */
+    public void onAcquired(boolean isAcquiredGood) {
+        final boolean animateIfLastStepGood =
+                isAcquiredGood && (mRemainingSteps <= 2 && mRemainingSteps >= 0);
+        mHandler.post(() -> {
+            onFingerUp();
+            if (animateIfLastStepGood) mFingerprintProgressDrawable.onLastStepAcquired();
+        });
+    }
+
+    /**
+     * Receive onPointerDown from FingerprintEnrollEnrollingUdfpsFragment
+     */
+    public void onPointerDown(int sensorId) {
+        onFingerDown();
+    }
+
+    /**
+     * Receive onPointerUp from FingerprintEnrollEnrollingUdfpsFragment
+     */
+    public void onPointerUp(int sensorId) {
+        onFingerUp();
+    }
+
+    /**
+     * setup SensorProperties
+     */
+    public void setSensorProperties(FingerprintSensorPropertiesInternal properties) {
+        mSensorProperties = properties;
+        ((ViewGroup) getParent()).getViewTreeObserver().addOnDrawListener(
+                new ViewTreeObserver.OnDrawListener() {
+                    @Override
+                    public void onDraw() {
+                        updateOverlayParams();
+                    }
+                });
+    }
+
+    private void onSensorRectUpdated() {
+        updateDimensions();
+
+        // Updates sensor rect in relation to the overlay view
+        mSensorRect.set(getPaddingX(), getPaddingY(),
+                (mOverlayParams.getSensorBounds().width() + getPaddingX()),
+                (mOverlayParams.getSensorBounds().height() + getPaddingY()));
+        mFingerprintDrawable.onSensorRectUpdated(new RectF(mSensorRect));
+    }
+
+    private void updateDimensions() {
+        // Original sensorBounds assume portrait mode.
+        final Rect rotatedBounds = new Rect(mOverlayParams.getSensorBounds());
+        int rotation = mOverlayParams.getRotation();
+        if (rotation == Surface.ROTATION_90 || rotation == Surface.ROTATION_270) {
+            RotationUtils.rotateBounds(
+                    rotatedBounds,
+                    mOverlayParams.getNaturalDisplayWidth(),
+                    mOverlayParams.getNaturalDisplayHeight(),
+                    rotation
+            );
+        }
+
+        RelativeLayout parent = ((RelativeLayout) getParent());
+        final int[] coords = parent.getLocationOnScreen();
+        final int parentLeft = coords[0];
+        final int parentTop = coords[1];
+        final int parentRight = parentLeft + parent.getWidth();
+        final int parentBottom = parentTop + parent.getHeight();
+
+
+        RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(getWidth(),
+                getHeight());
+        if (rotation == Surface.ROTATION_0 || rotation == Surface.ROTATION_180) {
+            params.addRule(RelativeLayout.ALIGN_PARENT_TOP);
+            params.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
+            params.rightMargin = parentRight - rotatedBounds.right - getPaddingX();
+            params.topMargin = rotatedBounds.top - parentTop - getPaddingY();
+        } else {
+            if (rotation == Surface.ROTATION_90) {
+                params.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
+                params.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
+                params.rightMargin = parentRight - rotatedBounds.right - getPaddingX();
+                params.bottomMargin = parentBottom - rotatedBounds.bottom - getPaddingY();
+            } else {
+                params.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
+                params.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
+                params.bottomMargin = parentBottom - rotatedBounds.bottom - getPaddingY();
+                params.leftMargin = rotatedBounds.left - parentLeft - getPaddingX();
+            }
+        }
+        params.height = rotatedBounds.height() + 2 * getPaddingX();
+        params.width = rotatedBounds.width() + 2 * getPaddingY();
+        setLayoutParams(params);
+    }
+
+    private void onFingerDown() {
+        mFingerprintDrawable.setShouldSkipDraw(true);
+        mFingerprintDrawable.invalidateSelf();
+    }
+
+    private void onFingerUp() {
+        mFingerprintDrawable.setShouldSkipDraw(false);
+        mFingerprintDrawable.invalidateSelf();
+    }
+
+    private int getPaddingX() {
+        return mProgressBarRadius;
+    }
+
+    private int getPaddingY() {
+        return mProgressBarRadius;
+    }
+
+    private void updateOverlayParams() {
+
+        if (mSensorProperties == null) {
+            android.util.Log.e(TAG, "There is no sensor info!");
+            return;
+        }
+
+        DisplayInfo displayInfo = new DisplayInfo();
+        getDisplay().getDisplayInfo(displayInfo);
+        Rect udfpsBounds = mSensorProperties.getLocation().getRect();
+        float scaleFactor = mUdfpsUtils.getScaleFactor(displayInfo);
+        udfpsBounds.scale(scaleFactor);
+
+        final Rect overlayBounds = new Rect(
+                0, /* left */
+                displayInfo.getNaturalHeight() / 2, /* top */
+                displayInfo.getNaturalWidth(), /* right */
+                displayInfo.getNaturalHeight() /* botom */);
+
+        mOverlayParams = new UdfpsOverlayParams(
+                udfpsBounds,
+                overlayBounds,
+                displayInfo.getNaturalWidth(),
+                displayInfo.getNaturalHeight(),
+                scaleFactor,
+                displayInfo.rotation);
+
+
+        post(() -> {
+            mProgressBarRadius =
+                    (int) (mOverlayParams.getScaleFactor() * getContext().getResources().getInteger(
+                            R.integer.config_udfpsEnrollProgressBar));
+            mSensorRect = new Rect(mOverlayParams.getSensorBounds());
+
+            onSensorRectUpdated();
+        });
+
+    }
+}
+