| /* |
| * Copyright (C) 2016 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.ValueAnimator; |
| import android.content.Context; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.SystemClock; |
| import android.util.TimeUtils; |
| |
| import com.android.systemui.Dependency; |
| import com.android.systemui.Dumpable; |
| import com.android.systemui.Interpolators; |
| import com.android.systemui.SysUiServiceProvider; |
| import com.android.systemui.statusbar.CommandQueue; |
| import com.android.systemui.statusbar.CommandQueue.Callbacks; |
| import com.android.systemui.statusbar.policy.KeyguardMonitor; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| |
| /** |
| * Class to control all aspects about light bar changes. |
| */ |
| public class LightBarTransitionsController implements Dumpable, Callbacks { |
| |
| public static final long DEFAULT_TINT_ANIMATION_DURATION = 120; |
| private static final String EXTRA_DARK_INTENSITY = "dark_intensity"; |
| |
| private final Handler mHandler; |
| private final DarkIntensityApplier mApplier; |
| private final KeyguardMonitor mKeyguardMonitor; |
| |
| private boolean mTransitionDeferring; |
| private long mTransitionDeferringStartTime; |
| private long mTransitionDeferringDuration; |
| private boolean mTransitionPending; |
| private boolean mTintChangePending; |
| private float mPendingDarkIntensity; |
| private ValueAnimator mTintAnimator; |
| private float mDarkIntensity; |
| private float mNextDarkIntensity; |
| private final Runnable mTransitionDeferringDoneRunnable = new Runnable() { |
| @Override |
| public void run() { |
| mTransitionDeferring = false; |
| } |
| }; |
| |
| public LightBarTransitionsController(Context context, DarkIntensityApplier applier) { |
| mApplier = applier; |
| mHandler = new Handler(); |
| mKeyguardMonitor = Dependency.get(KeyguardMonitor.class); |
| SysUiServiceProvider.getComponent(context, CommandQueue.class) |
| .addCallbacks(this); |
| } |
| |
| public void destroy(Context context) { |
| SysUiServiceProvider.getComponent(context, CommandQueue.class) |
| .removeCallbacks(this); |
| } |
| |
| public void saveState(Bundle outState) { |
| float intensity = mTintAnimator != null && mTintAnimator.isRunning() |
| ? mNextDarkIntensity : mDarkIntensity; |
| outState.putFloat(EXTRA_DARK_INTENSITY, intensity); |
| } |
| |
| public void restoreState(Bundle savedInstanceState) { |
| setIconTintInternal(savedInstanceState.getFloat(EXTRA_DARK_INTENSITY, 0)); |
| } |
| |
| @Override |
| public void appTransitionPending(boolean forced) { |
| if (mKeyguardMonitor.isKeyguardGoingAway() && !forced) { |
| return; |
| } |
| mTransitionPending = true; |
| } |
| |
| @Override |
| public void appTransitionCancelled() { |
| if (mTransitionPending && mTintChangePending) { |
| mTintChangePending = false; |
| animateIconTint(mPendingDarkIntensity, 0 /* delay */, DEFAULT_TINT_ANIMATION_DURATION); |
| } |
| mTransitionPending = false; |
| } |
| |
| @Override |
| public void appTransitionStarting(long startTime, long duration, boolean forced) { |
| if (mKeyguardMonitor.isKeyguardGoingAway() && !forced) { |
| return; |
| } |
| if (mTransitionPending && mTintChangePending) { |
| mTintChangePending = false; |
| animateIconTint(mPendingDarkIntensity, |
| Math.max(0, startTime - SystemClock.uptimeMillis()), |
| duration); |
| |
| } else if (mTransitionPending) { |
| |
| // If we don't have a pending tint change yet, the change might come in the future until |
| // startTime is reached. |
| mTransitionDeferring = true; |
| mTransitionDeferringStartTime = startTime; |
| mTransitionDeferringDuration = duration; |
| mHandler.removeCallbacks(mTransitionDeferringDoneRunnable); |
| mHandler.postAtTime(mTransitionDeferringDoneRunnable, startTime); |
| } |
| mTransitionPending = false; |
| } |
| |
| public void setIconsDark(boolean dark, boolean animate) { |
| if (!animate) { |
| setIconTintInternal(dark ? 1.0f : 0.0f); |
| mNextDarkIntensity = dark ? 1.0f : 0.0f; |
| } else if (mTransitionPending) { |
| deferIconTintChange(dark ? 1.0f : 0.0f); |
| } else if (mTransitionDeferring) { |
| animateIconTint(dark ? 1.0f : 0.0f, |
| Math.max(0, mTransitionDeferringStartTime - SystemClock.uptimeMillis()), |
| mTransitionDeferringDuration); |
| } else { |
| animateIconTint(dark ? 1.0f : 0.0f, 0 /* delay */, DEFAULT_TINT_ANIMATION_DURATION); |
| } |
| } |
| |
| public float getCurrentDarkIntensity() { |
| return mDarkIntensity; |
| } |
| |
| private void deferIconTintChange(float darkIntensity) { |
| if (mTintChangePending && darkIntensity == mPendingDarkIntensity) { |
| return; |
| } |
| mTintChangePending = true; |
| mPendingDarkIntensity = darkIntensity; |
| } |
| |
| private void animateIconTint(float targetDarkIntensity, long delay, |
| long duration) { |
| if (mNextDarkIntensity == targetDarkIntensity) { |
| return; |
| } |
| if (mTintAnimator != null) { |
| mTintAnimator.cancel(); |
| } |
| mNextDarkIntensity = targetDarkIntensity; |
| mTintAnimator = ValueAnimator.ofFloat(mDarkIntensity, targetDarkIntensity); |
| mTintAnimator.addUpdateListener( |
| animation -> setIconTintInternal((Float) animation.getAnimatedValue())); |
| mTintAnimator.setDuration(duration); |
| mTintAnimator.setStartDelay(delay); |
| mTintAnimator.setInterpolator(Interpolators.LINEAR_OUT_SLOW_IN); |
| mTintAnimator.start(); |
| } |
| |
| private void setIconTintInternal(float darkIntensity) { |
| mDarkIntensity = darkIntensity; |
| mApplier.applyDarkIntensity(darkIntensity); |
| } |
| |
| @Override |
| public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| pw.print(" mTransitionDeferring="); pw.print(mTransitionDeferring); |
| if (mTransitionDeferring) { |
| pw.println(); |
| pw.print(" mTransitionDeferringStartTime="); |
| pw.println(TimeUtils.formatUptime(mTransitionDeferringStartTime)); |
| |
| pw.print(" mTransitionDeferringDuration="); |
| TimeUtils.formatDuration(mTransitionDeferringDuration, pw); |
| pw.println(); |
| } |
| pw.print(" mTransitionPending="); pw.print(mTransitionPending); |
| pw.print(" mTintChangePending="); pw.println(mTintChangePending); |
| |
| pw.print(" mPendingDarkIntensity="); pw.print(mPendingDarkIntensity); |
| pw.print(" mDarkIntensity="); pw.print(mDarkIntensity); |
| pw.print(" mNextDarkIntensity="); pw.println(mNextDarkIntensity); |
| } |
| |
| /** |
| * Interface to apply a specific dark intensity. |
| */ |
| public interface DarkIntensityApplier { |
| void applyDarkIntensity(float darkIntensity); |
| } |
| } |