| /* |
| * Copyright (C) 2014 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.systemui.statusbar.phone; |
| |
| import android.animation.Animator; |
| import android.animation.AnimatorListenerAdapter; |
| import android.animation.ValueAnimator; |
| import android.annotation.NonNull; |
| import android.content.Context; |
| import android.os.Handler; |
| import android.util.Log; |
| import android.view.animation.Interpolator; |
| |
| import com.android.systemui.Interpolators; |
| import com.android.systemui.doze.DozeHost; |
| import com.android.systemui.doze.DozeLog; |
| |
| /** |
| * Controller which handles all the doze animations of the scrims. |
| */ |
| public class DozeScrimController { |
| private static final String TAG = "DozeScrimController"; |
| private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG); |
| |
| private final DozeParameters mDozeParameters; |
| private final Handler mHandler = new Handler(); |
| private final ScrimController mScrimController; |
| |
| private boolean mDozing; |
| private DozeHost.PulseCallback mPulseCallback; |
| private int mPulseReason; |
| private Animator mInFrontAnimator; |
| private Animator mBehindAnimator; |
| private float mInFrontTarget; |
| private float mBehindTarget; |
| |
| public DozeScrimController(ScrimController scrimController, Context context) { |
| mScrimController = scrimController; |
| mDozeParameters = new DozeParameters(context); |
| } |
| |
| public void setDozing(boolean dozing, boolean animate) { |
| if (mDozing == dozing) return; |
| mDozing = dozing; |
| if (mDozing) { |
| abortAnimations(); |
| mScrimController.setDozeBehindAlpha(1f); |
| mScrimController.setDozeInFrontAlpha(1f); |
| } else { |
| cancelPulsing(); |
| if (animate) { |
| startScrimAnimation(false /* inFront */, 0f /* target */, |
| NotificationPanelView.DOZE_ANIMATION_DURATION, |
| Interpolators.LINEAR_OUT_SLOW_IN); |
| startScrimAnimation(true /* inFront */, 0f /* target */, |
| NotificationPanelView.DOZE_ANIMATION_DURATION, |
| Interpolators.LINEAR_OUT_SLOW_IN); |
| } else { |
| abortAnimations(); |
| mScrimController.setDozeBehindAlpha(0f); |
| mScrimController.setDozeInFrontAlpha(0f); |
| } |
| } |
| } |
| |
| /** When dozing, fade screen contents in and out using the front scrim. */ |
| public void pulse(@NonNull DozeHost.PulseCallback callback, int reason) { |
| if (callback == null) { |
| throw new IllegalArgumentException("callback must not be null"); |
| } |
| |
| if (!mDozing || mPulseCallback != null) { |
| // Pulse suppressed. |
| callback.onPulseFinished(); |
| return; |
| } |
| |
| // Begin pulse. Note that it's very important that the pulse finished callback |
| // be invoked when we're done so that the caller can drop the pulse wakelock. |
| mPulseCallback = callback; |
| mPulseReason = reason; |
| mHandler.post(mPulseIn); |
| } |
| |
| /** |
| * Aborts pulsing immediately. |
| */ |
| public void abortPulsing() { |
| cancelPulsing(); |
| if (mDozing) { |
| mScrimController.setDozeBehindAlpha(1f); |
| mScrimController.setDozeInFrontAlpha(1f); |
| } |
| } |
| |
| public void onScreenTurnedOn() { |
| if (isPulsing()) { |
| final boolean pickup = mPulseReason == DozeLog.PULSE_REASON_SENSOR_PICKUP; |
| startScrimAnimation(true /* inFront */, 0f, |
| mDozeParameters.getPulseInDuration(pickup), |
| pickup ? Interpolators.LINEAR_OUT_SLOW_IN : Interpolators.ALPHA_OUT, |
| mPulseInFinished); |
| } |
| } |
| |
| public boolean isPulsing() { |
| return mPulseCallback != null; |
| } |
| |
| public boolean isDozing() { |
| return mDozing; |
| } |
| |
| private void cancelPulsing() { |
| if (DEBUG) Log.d(TAG, "Cancel pulsing"); |
| |
| if (mPulseCallback != null) { |
| mHandler.removeCallbacks(mPulseIn); |
| mHandler.removeCallbacks(mPulseOut); |
| pulseFinished(); |
| } |
| } |
| |
| private void pulseStarted() { |
| if (mPulseCallback != null) { |
| mPulseCallback.onPulseStarted(); |
| } |
| } |
| |
| private void pulseFinished() { |
| if (mPulseCallback != null) { |
| mPulseCallback.onPulseFinished(); |
| mPulseCallback = null; |
| } |
| } |
| |
| private void abortAnimations() { |
| if (mInFrontAnimator != null) { |
| mInFrontAnimator.cancel(); |
| } |
| if (mBehindAnimator != null) { |
| mBehindAnimator.cancel(); |
| } |
| } |
| |
| private void startScrimAnimation(final boolean inFront, float target, long duration, |
| Interpolator interpolator) { |
| startScrimAnimation(inFront, target, duration, interpolator, null /* endRunnable */); |
| } |
| |
| private void startScrimAnimation(final boolean inFront, float target, long duration, |
| Interpolator interpolator, final Runnable endRunnable) { |
| Animator current = getCurrentAnimator(inFront); |
| if (current != null) { |
| float currentTarget = getCurrentTarget(inFront); |
| if (currentTarget == target) { |
| return; |
| } |
| current.cancel(); |
| } |
| ValueAnimator anim = ValueAnimator.ofFloat(getDozeAlpha(inFront), target); |
| anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { |
| @Override |
| public void onAnimationUpdate(ValueAnimator animation) { |
| float value = (float) animation.getAnimatedValue(); |
| setDozeAlpha(inFront, value); |
| } |
| }); |
| anim.setInterpolator(interpolator); |
| anim.setDuration(duration); |
| anim.addListener(new AnimatorListenerAdapter() { |
| @Override |
| public void onAnimationEnd(Animator animation) { |
| setCurrentAnimator(inFront, null); |
| if (endRunnable != null) { |
| endRunnable.run(); |
| } |
| } |
| }); |
| anim.start(); |
| setCurrentAnimator(inFront, anim); |
| setCurrentTarget(inFront, target); |
| } |
| |
| private float getCurrentTarget(boolean inFront) { |
| return inFront ? mInFrontTarget : mBehindTarget; |
| } |
| |
| private void setCurrentTarget(boolean inFront, float target) { |
| if (inFront) { |
| mInFrontTarget = target; |
| } else { |
| mBehindTarget = target; |
| } |
| } |
| |
| private Animator getCurrentAnimator(boolean inFront) { |
| return inFront ? mInFrontAnimator : mBehindAnimator; |
| } |
| |
| private void setCurrentAnimator(boolean inFront, Animator animator) { |
| if (inFront) { |
| mInFrontAnimator = animator; |
| } else { |
| mBehindAnimator = animator; |
| } |
| } |
| |
| private void setDozeAlpha(boolean inFront, float alpha) { |
| if (inFront) { |
| mScrimController.setDozeInFrontAlpha(alpha); |
| } else { |
| mScrimController.setDozeBehindAlpha(alpha); |
| } |
| } |
| |
| private float getDozeAlpha(boolean inFront) { |
| return inFront |
| ? mScrimController.getDozeInFrontAlpha() |
| : mScrimController.getDozeBehindAlpha(); |
| } |
| |
| private final Runnable mPulseIn = new Runnable() { |
| @Override |
| public void run() { |
| if (DEBUG) Log.d(TAG, "Pulse in, mDozing=" + mDozing + " mPulseReason=" |
| + DozeLog.pulseReasonToString(mPulseReason)); |
| if (!mDozing) return; |
| DozeLog.tracePulseStart(mPulseReason); |
| |
| // Signal that the pulse is ready to turn the screen on and draw. |
| pulseStarted(); |
| } |
| }; |
| |
| private final Runnable mPulseInFinished = new Runnable() { |
| @Override |
| public void run() { |
| if (DEBUG) Log.d(TAG, "Pulse in finished, mDozing=" + mDozing); |
| if (!mDozing) return; |
| mHandler.postDelayed(mPulseOut, mDozeParameters.getPulseVisibleDuration()); |
| } |
| }; |
| |
| private final Runnable mPulseOut = new Runnable() { |
| @Override |
| public void run() { |
| if (DEBUG) Log.d(TAG, "Pulse out, mDozing=" + mDozing); |
| if (!mDozing) return; |
| startScrimAnimation(true /* inFront */, 1f, mDozeParameters.getPulseOutDuration(), |
| Interpolators.ALPHA_IN, mPulseOutFinished); |
| } |
| }; |
| |
| private final Runnable mPulseOutFinished = new Runnable() { |
| @Override |
| public void run() { |
| if (DEBUG) Log.d(TAG, "Pulse out finished"); |
| DozeLog.tracePulseFinish(); |
| |
| // Signal that the pulse is all finished so we can turn the screen off now. |
| pulseFinished(); |
| } |
| }; |
| } |