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/*
* Copyright (C) 2021 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.keyguard;
import static com.android.systemui.statusbar.StatusBarState.KEYGUARD;
import android.view.View;
import android.view.ViewPropertyAnimator;
import com.android.systemui.animation.Interpolators;
import com.android.systemui.statusbar.StatusBarState;
import com.android.systemui.statusbar.notification.AnimatableProperty;
import com.android.systemui.statusbar.notification.PropertyAnimator;
import com.android.systemui.statusbar.notification.stack.AnimationProperties;
import com.android.systemui.statusbar.notification.stack.StackStateAnimator;
import com.android.systemui.statusbar.phone.DozeParameters;
import com.android.systemui.statusbar.phone.UnlockedScreenOffAnimationController;
import com.android.systemui.statusbar.policy.KeyguardStateController;
/**
* Helper class for updating visibility of keyguard views based on keyguard and status bar state.
* This logic is shared by both the keyguard status view and the keyguard user switcher.
*/
public class KeyguardVisibilityHelper {
private View mView;
private final KeyguardStateController mKeyguardStateController;
private final DozeParameters mDozeParameters;
private final UnlockedScreenOffAnimationController mUnlockedScreenOffAnimationController;
private boolean mAnimateYPos;
private boolean mKeyguardViewVisibilityAnimating;
private boolean mLastOccludedState = false;
private final AnimationProperties mAnimationProperties = new AnimationProperties();
public KeyguardVisibilityHelper(View view,
KeyguardStateController keyguardStateController,
DozeParameters dozeParameters,
UnlockedScreenOffAnimationController unlockedScreenOffAnimationController,
boolean animateYPos) {
mView = view;
mKeyguardStateController = keyguardStateController;
mDozeParameters = dozeParameters;
mUnlockedScreenOffAnimationController = unlockedScreenOffAnimationController;
mAnimateYPos = animateYPos;
}
public boolean isVisibilityAnimating() {
return mKeyguardViewVisibilityAnimating;
}
/**
* Set the visibility of a keyguard view based on some new state.
*/
public void setViewVisibility(
int statusBarState,
boolean keyguardFadingAway,
boolean goingToFullShade,
int oldStatusBarState) {
mView.animate().cancel();
boolean isOccluded = mKeyguardStateController.isOccluded();
mKeyguardViewVisibilityAnimating = false;
if ((!keyguardFadingAway && oldStatusBarState == KEYGUARD
&& statusBarState != KEYGUARD) || goingToFullShade) {
mKeyguardViewVisibilityAnimating = true;
mView.animate()
.alpha(0f)
.setStartDelay(0)
.setDuration(160)
.setInterpolator(Interpolators.ALPHA_OUT)
.withEndAction(
mAnimateKeyguardStatusViewGoneEndRunnable);
if (keyguardFadingAway) {
mView.animate()
.setStartDelay(mKeyguardStateController.getKeyguardFadingAwayDelay())
.setDuration(mKeyguardStateController.getShortenedFadingAwayDuration())
.start();
}
} else if (oldStatusBarState == StatusBarState.SHADE_LOCKED && statusBarState == KEYGUARD) {
mView.setVisibility(View.VISIBLE);
mKeyguardViewVisibilityAnimating = true;
mView.setAlpha(0f);
mView.animate()
.alpha(1f)
.setStartDelay(0)
.setDuration(320)
.setInterpolator(Interpolators.ALPHA_IN)
.withEndAction(mAnimateKeyguardStatusViewVisibleEndRunnable);
} else if (statusBarState == KEYGUARD) {
if (keyguardFadingAway) {
mKeyguardViewVisibilityAnimating = true;
ViewPropertyAnimator animator = mView.animate()
.alpha(0)
.setInterpolator(Interpolators.FAST_OUT_LINEAR_IN)
.withEndAction(mAnimateKeyguardStatusViewInvisibleEndRunnable);
if (mAnimateYPos) {
float target = mView.getY() - mView.getHeight() * 0.05f;
int delay = 0;
int duration = 125;
// We animate the Y property separately using the PropertyAnimator, as the panel
// view also needs to update the end position.
mAnimationProperties.setDuration(duration).setDelay(delay);
PropertyAnimator.cancelAnimation(mView, AnimatableProperty.Y);
PropertyAnimator.setProperty(mView, AnimatableProperty.Y, target,
mAnimationProperties,
true /* animate */);
animator.setDuration(duration)
.setStartDelay(delay);
}
animator.start();
} else if (mLastOccludedState && !isOccluded) {
// An activity was displayed over the lock screen, and has now gone away
mView.setVisibility(View.VISIBLE);
mView.setAlpha(0f);
mView.animate()
.setDuration(StackStateAnimator.ANIMATION_DURATION_WAKEUP)
.setInterpolator(Interpolators.FAST_OUT_SLOW_IN)
.alpha(1f)
.withEndAction(mAnimateKeyguardStatusViewVisibleEndRunnable)
.start();
} else if (mUnlockedScreenOffAnimationController
.isScreenOffLightRevealAnimationPlaying()) {
mKeyguardViewVisibilityAnimating = true;
// Ask the screen off animation controller to animate the keyguard visibility for us
// since it may need to be cancelled due to keyguard lifecycle events.
mUnlockedScreenOffAnimationController.animateInKeyguard(
mView, mAnimateKeyguardStatusViewVisibleEndRunnable);
} else {
mView.setVisibility(View.VISIBLE);
mView.setAlpha(1f);
}
} else {
mView.setVisibility(View.GONE);
mView.setAlpha(1f);
}
mLastOccludedState = isOccluded;
}
private final Runnable mAnimateKeyguardStatusViewInvisibleEndRunnable = () -> {
mKeyguardViewVisibilityAnimating = false;
mView.setVisibility(View.INVISIBLE);
};
private final Runnable mAnimateKeyguardStatusViewGoneEndRunnable = () -> {
mKeyguardViewVisibilityAnimating = false;
mView.setVisibility(View.GONE);
};
private final Runnable mAnimateKeyguardStatusViewVisibleEndRunnable = () -> {
mKeyguardViewVisibilityAnimating = false;
};
}
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