Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 9a895014 authored by Evan Rosky's avatar Evan Rosky
Browse files

Enhance subclassing support in ScrimController. 

Bug: 25184308
Change-Id: I6d6a24669c3c9dd676fcaed0082302f2d99a3747
(cherry picked from commit 5f0a36fbfcfe2b58fe91c673db149a45a51f3ed9)
parent 92a1bd01

packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java

+19 −25
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ import android.animation.ValueAnimator; 
import android.content.Context;

import android.graphics.Color;

import android.graphics.Rect;

import android.support.v4.graphics.ColorUtils;

import android.view.View;

import android.view.ViewGroup;

import android.view.ViewTreeObserver;
@@ -60,21 +61,22 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, 
    private final UnlockMethodCache mUnlockMethodCache;

    private final View mHeadsUpScrim;



    private float mScrimBehindAlpha = SCRIM_BEHIND_ALPHA;

    private float mScrimBehindAlphaKeyguard = SCRIM_BEHIND_ALPHA_KEYGUARD;

    private float mScrimBehindAlphaUnlocking = SCRIM_BEHIND_ALPHA_UNLOCKING;

    protected float mScrimBehindAlpha = SCRIM_BEHIND_ALPHA;

    protected float mScrimBehindAlphaKeyguard = SCRIM_BEHIND_ALPHA_KEYGUARD;

    protected float mScrimBehindAlphaUnlocking = SCRIM_BEHIND_ALPHA_UNLOCKING;



    protected boolean mKeyguardShowing;

    private float mFraction;



    private boolean mDarkenWhileDragging;

    protected boolean mBouncerShowing;

    protected boolean mBouncerIsKeyguard = false;

    private boolean mWakeAndUnlocking;

    private boolean mAnimateChange;

    protected boolean mAnimateChange;

    private boolean mUpdatePending;

    private boolean mExpanding;

    private boolean mAnimateKeyguardFadingOut;

    private long mDurationOverride = -1;

    protected long mDurationOverride = -1;

    private long mAnimationDelay;

    private Runnable mOnAnimationFinished;

    private final Interpolator mInterpolator = new DecelerateInterpolator();
@@ -107,19 +109,6 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, 
        scheduleUpdate();

    }



    public void setShowScrimBehind(boolean show) {

        if (show) {

            mScrimBehindAlpha = SCRIM_BEHIND_ALPHA;

            mScrimBehindAlphaKeyguard = SCRIM_BEHIND_ALPHA_KEYGUARD;

            mScrimBehindAlphaUnlocking = SCRIM_BEHIND_ALPHA_UNLOCKING;

        } else {

            mScrimBehindAlpha = 0;

            mScrimBehindAlphaKeyguard = 0;

            mScrimBehindAlphaUnlocking = 0;

        }

        scheduleUpdate();

    }



    public void onTrackingStarted() {

        mExpanding = true;

        mDarkenWhileDragging = !mUnlockMethodCache.canSkipBouncer();
@@ -211,7 +200,7 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, 
        return mDozeInFrontAlpha;

    }



    private void scheduleUpdate() {

    protected void scheduleUpdate() {

        if (mUpdatePending) return;



        // Make sure that a frame gets scheduled.
@@ -252,9 +241,12 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, 
            behindFraction = (float) Math.pow(behindFraction, 0.8f);

            setScrimInFrontColor(fraction * SCRIM_IN_FRONT_ALPHA);

            setScrimBehindColor(behindFraction * mScrimBehindAlphaKeyguard);

        } else if (mBouncerShowing) {

        } else if (mBouncerShowing && !mBouncerIsKeyguard) {

            setScrimInFrontColor(SCRIM_IN_FRONT_ALPHA);

            setScrimBehindColor(0f);

        } else if (mBouncerShowing) {

            setScrimInFrontColor(0f);

            setScrimBehindColor(mScrimBehindAlpha);

        } else {

            float fraction = Math.max(0, Math.min(mFraction, 1));

            setScrimInFrontColor(0f);
@@ -296,11 +288,11 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, 
        updateScrim(mAnimateChange, scrim, alpha, getCurrentScrimAlpha(scrim));

    }



    private float getDozeAlpha(View scrim) {

    protected float getDozeAlpha(View scrim) {

        return scrim == mScrimBehind ? mDozeBehindAlpha : mDozeInFrontAlpha;

    }



    private float getCurrentScrimAlpha(View scrim) {

    protected float getCurrentScrimAlpha(View scrim) {

        return scrim == mScrimBehind ? mCurrentBehindAlpha

                : scrim == mScrimInFront ? mCurrentInFrontAlpha

                : mCurrentHeadsUpAlpha;
@@ -317,12 +309,14 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, 
        }

    }



    private void updateScrimColor(View scrim) {

    protected void updateScrimColor(View scrim) {

        float alpha1 = getCurrentScrimAlpha(scrim);

        if (scrim instanceof ScrimView) {

            float alpha2 = getDozeAlpha(scrim);

            float alpha = 1 - (1 - alpha1) * (1 - alpha2);

            ((ScrimView) scrim).setScrimColor(Color.argb((int) (alpha * 255), 0, 0, 0));

            int baseColor = ((ScrimView) scrim).getScrimColor();

            ((ScrimView) scrim).setScrimColor(

                    ColorUtils.setAlphaComponent(baseColor, (int) (alpha * 255)));

        } else {

            scrim.setAlpha(alpha1);

        }
@@ -369,7 +363,7 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, 
        scrim.setTag(TAG_KEY_ANIM_TARGET, target);

    }



    private Interpolator getInterpolator() {

    protected Interpolator getInterpolator() {

        return mAnimateKeyguardFadingOut ? KEYGUARD_FADE_OUT_INTERPOLATOR : mInterpolator;

    }