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Commit 41c2434c authored by Kevin Chyn's avatar Kevin Chyn Committed by Automerger Merge Worker
Browse files

Merge "Animate UDFPS enroll affordance" into sc-dev am: 186d52af 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14522253

Change-Id: I62b902d53507ffd8bdde11c380dd993ec0861abd
parents 6209c1a2 186d52af

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

+65 −5
Original line number Diff line number Diff line
@@ -16,6 +16,8 @@ 


package com.android.systemui.biometrics;



import android.animation.AnimatorSet;

import android.animation.ValueAnimator;

import android.content.Context;

import android.graphics.Canvas;

import android.graphics.Color;
@@ -24,6 +26,9 @@ import android.graphics.PointF; 
import android.graphics.Rect;

import android.graphics.RectF;

import android.graphics.drawable.Drawable;

import android.os.Handler;

import android.os.Looper;

import android.view.animation.AccelerateDecelerateInterpolator;



import androidx.annotation.NonNull;

import androidx.annotation.Nullable;
@@ -38,17 +43,33 @@ public class UdfpsEnrollDrawable extends UdfpsDrawable { 


    static final float PROGRESS_BAR_RADIUS = 360.f;



    private static final long ANIM_DURATION = 800;

    // 1 + SCALE_MAX is the maximum that the moving target will animate to

    private static final float SCALE_MAX = 0.25f;



    @NonNull private final Drawable mMovingTargetFpIcon;

    @NonNull private final Paint mSensorOutlinePaint;

    @NonNull private final Paint mBlueFill;

    @NonNull private final Paint mBlueStroke;

    @NonNull private final Handler mHandler;



    @Nullable private RectF mSensorRect;

    @Nullable private UdfpsEnrollHelper mEnrollHelper;



    // Moving target animator set

    @Nullable AnimatorSet mAnimatorSet;

    // Moving target location

    float mCurrentX;

    float mCurrentY;

    // Moving target size

    float mCurrentScale = 1.f;





    UdfpsEnrollDrawable(@NonNull Context context) {

        super(context);



        mHandler = new Handler(Looper.getMainLooper());



        mSensorOutlinePaint = new Paint(0 /* flags */);

        mSensorOutlinePaint.setAntiAlias(true);

        mSensorOutlinePaint.setColor(mContext.getColor(R.color.udfps_enroll_icon));
@@ -90,6 +111,46 @@ public class UdfpsEnrollDrawable extends UdfpsDrawable { 
        invalidateSelf();

    }



    void onEnrollmentProgress(int remaining, int totalSteps) {

        if (mEnrollHelper.isCenterEnrollmentComplete()) {

            mHandler.post(() -> {

                if (mAnimatorSet != null && mAnimatorSet.isRunning()) {

                    mAnimatorSet.end();

                }



                final PointF point = mEnrollHelper.getNextGuidedEnrollmentPoint();



                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 ValueAnimator scale = ValueAnimator.ofFloat(0, (float) Math.PI);

                scale.setDuration(ANIM_DURATION);

                scale.addUpdateListener(animation -> {

                    // Grow then shrink

                    mCurrentScale = 1 +

                            SCALE_MAX * (float) Math.sin((float) animation.getAnimatedValue());

                    invalidateSelf();

                });



                mAnimatorSet = new AnimatorSet();



                mAnimatorSet.setInterpolator(new AccelerateDecelerateInterpolator());

                mAnimatorSet.setDuration(ANIM_DURATION);

                mAnimatorSet.playTogether(x, y, scale);

                mAnimatorSet.start();

            });

        }

    }



    @Override

    public void draw(@NonNull Canvas canvas) {

        if (isIlluminationShowing()) {
@@ -98,13 +159,12 @@ public class UdfpsEnrollDrawable extends UdfpsDrawable { 


        // Draw moving target

        if (mEnrollHelper.isCenterEnrollmentComplete()) {

            mFingerprintDrawable.setAlpha(mAlpha == 255 ? 64 : mAlpha);

            mSensorOutlinePaint.setAlpha(mAlpha == 255 ? 64 : mAlpha);



            canvas.save();

            final PointF point = mEnrollHelper.getNextGuidedEnrollmentPoint();

            canvas.translate(point.x, point.y);

            canvas.translate(mCurrentX, mCurrentY);



            if (mSensorRect != null) {

                canvas.scale(mCurrentScale, mCurrentScale,

                        mSensorRect.centerX(), mSensorRect.centerY());

                canvas.drawOval(mSensorRect, mBlueFill);

                canvas.drawOval(mSensorRect, mBlueStroke);

            }

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

+4 −0
Original line number Diff line number Diff line
@@ -60,4 +60,8 @@ public class UdfpsEnrollView extends UdfpsAnimationView { 
    void setEnrollHelper(UdfpsEnrollHelper enrollHelper) {

        mFingerprintDrawable.setEnrollHelper(enrollHelper);

    }



    void onEnrollmentProgress(int remaining, int totalSteps) {

        mFingerprintDrawable.onEnrollmentProgress(remaining, totalSteps);

    }

}

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

+1 −0
Original line number Diff line number Diff line
@@ -94,6 +94,7 @@ public class UdfpsEnrollViewController extends UdfpsAnimationViewController<Udfp 
                    * Math.max(0, totalSteps + 1 - remaining) / (totalSteps + 1);



            mProgressBar.setProgress(interpolatedProgress, true);

            mView.onEnrollmentProgress(remaining, totalSteps);

        }

    };

}