Update help animation per new spec

Bug: 288155127
Bug: 305834550
Test: manually
Change-Id: I0731d65bbcbefa30c25b53e625d07b4e5771c78d

src/com/android/settings/biometrics/fingerprint/FingerprintEnrollEnrolling.java

@@ -53,7 +53,6 @@ import android.view.Surface;
 import android.view.View;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityManager;
-import android.view.animation.AccelerateDecelerateInterpolator;
 import android.view.animation.AnimationUtils;
 import android.view.animation.Interpolator;
 import android.widget.ProgressBar;
@@ -190,7 +189,7 @@ public class FingerprintEnrollEnrolling extends BiometricsEnrollEnrolling {
     private boolean mHaveShownSfpsRightEdgeLottie;
     private boolean mShouldShowLottie;
 
-    private ObjectAnimator mHelpAnimation;
+    private Animator mHelpAnimation;
 
     private OrientationEventListener mOrientationEventListener;
     private int mPreviousRotation = 0;
@@ -332,16 +331,10 @@ public class FingerprintEnrollEnrolling extends BiometricsEnrollEnrolling {
     }
 
     private void setHelpAnimation() {
-        final float translationX = 40;
-        final int duration = 550;
         final RelativeLayout progressLottieLayout = findViewById(R.id.progress_lottie);
-        mHelpAnimation = ObjectAnimator.ofFloat(progressLottieLayout,
+        mHelpAnimation = mSfpsEnrollmentFeature.getHelpAnimator(progressLottieLayout);
-                "translationX" /* propertyName */,
-                0, translationX, -1 * translationX, translationX, 0f);
-        mHelpAnimation.setInterpolator(new AccelerateDecelerateInterpolator());
-        mHelpAnimation.setDuration(duration);
-        mHelpAnimation.setAutoCancel(false);
     }
+
     @Override
     protected BiometricEnrollSidecar getSidecar() {
         final FingerprintEnrollSidecar sidecar = new FingerprintEnrollSidecar(this,
@@ -689,6 +682,9 @@ public class FingerprintEnrollEnrolling extends BiometricsEnrollEnrolling {
         view.setComposition(composition);
         view.setVisibility(View.VISIBLE);
         view.playAnimation();
+        if (mCanAssumeSfps) {
+            mSfpsEnrollmentFeature.handleOnEnrollmentLottieComposition(view);
+        }
     }
 
     @EnrollStage
@@ -1212,5 +1208,10 @@ public class FingerprintEnrollEnrolling extends BiometricsEnrollEnrolling {
         public float getEnrollStageThreshold(@NonNull Context context, int index) {
             throw new IllegalStateException(exceptionStr);
         }
+
+        @Override
+        public Animator getHelpAnimator(@NonNull View target) {
+            throw new IllegalStateException(exceptionStr);
+        }
     }
 }

src/com/android/settings/biometrics/fingerprint/feature/SfpsEnrollmentFeature.java

@@ -16,12 +16,16 @@
 
 package com.android.settings.biometrics.fingerprint.feature;
 
+import android.animation.Animator;
 import android.content.Context;
+import android.view.View;
 
 import androidx.annotation.NonNull;
 
 import com.android.settings.biometrics.fingerprint.FingerprintEnrollEnrolling;
 
+import com.airbnb.lottie.LottieAnimationView;
+
 import java.util.function.Function;
 import java.util.function.Supplier;
 
@@ -76,4 +80,17 @@ public interface SfpsEnrollmentFeature {
      * @return threshold
      */
     float getEnrollStageThreshold(@NonNull Context context, int index);
+
+    /**
+     * Gets the help animator used when get help message.
+     * @param target the target view to animate
+     * @return animator
+     */
+    Animator getHelpAnimator(@NonNull View target);
+
+    /**
+     * Handles extra stuffs on lottie composition.
+     * @param lottieView the view related to the lottie
+     */
+    default void handleOnEnrollmentLottieComposition(LottieAnimationView lottieView) {}
 }

src/com/android/settings/biometrics/fingerprint/feature/SfpsEnrollmentFeatureImpl.java

@@ -23,8 +23,12 @@ import static com.android.settings.biometrics.fingerprint.FingerprintEnrollEnrol
 import static com.android.settings.biometrics.fingerprint.FingerprintEnrollEnrolling.SFPS_STAGE_RIGHT_EDGE;
 import static com.android.settings.biometrics.fingerprint.FingerprintEnrollEnrolling.STAGE_UNKNOWN;
 
+import android.animation.Animator;
+import android.animation.ObjectAnimator;
 import android.content.Context;
 import android.hardware.fingerprint.FingerprintManager;
+import android.view.View;
+import android.view.animation.AccelerateInterpolator;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -88,4 +92,17 @@ public class SfpsEnrollmentFeatureImpl implements SfpsEnrollmentFeature {
         }
         return mFingerprintManager.getEnrollStageThreshold(index);
     }
+
+    @Override
+    public Animator getHelpAnimator(@NonNull View target) {
+        final float translationX = 40;
+        final int duration = 550;
+        final ObjectAnimator help = ObjectAnimator.ofFloat(target,
+                "translationX" /* propertyName */,
+                0, translationX, -1 * translationX, translationX, 0f);
+        help.setInterpolator(new AccelerateInterpolator());
+        help.setDuration(duration);
+        help.setAutoCancel(false);
+        return help;
+    }
 }