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      1 /*
      2  * Copyright (C) 2014 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License
     15  */
     16 
     17 package com.android.systemui.doze;
     18 
     19 import android.annotation.NonNull;
     20 
     21 /**
     22  * Interface the doze service uses to communicate with the rest of system UI.
     23  */
     24 public interface DozeHost {
     25     void addCallback(@NonNull Callback callback);
     26     void removeCallback(@NonNull Callback callback);
     27     void startDozing();
     28     void pulseWhileDozing(@NonNull PulseCallback callback, int reason);
     29     void stopDozing();
     30     void dozeTimeTick();
     31     boolean isPowerSaveActive();
     32     boolean isPulsingBlocked();
     33     boolean isProvisioned();
     34     boolean isBlockingDoze();
     35 
     36     /**
     37      * Makes a current pulse last for twice as long.
     38      * @param reason why we're extending it.
     39      */
     40     void extendPulse(int reason);
     41 
     42     void setAnimateWakeup(boolean animateWakeup);
     43     void setAnimateScreenOff(boolean animateScreenOff);
     44 
     45     /**
     46      * Reports that a tap event happend on the Sensors Low Power Island.
     47      *
     48      * @param x Touch X, or -1 if sensor doesn't support touch location.
     49      * @param y Touch Y, or -1 if sensor doesn't support touch location.
     50      */
     51     void onSlpiTap(float x, float y);
     52 
     53     default void setAodDimmingScrim(float scrimOpacity) {}
     54     void setDozeScreenBrightness(int value);
     55 
     56     void onIgnoreTouchWhilePulsing(boolean ignore);
     57 
     58     /**
     59      * Leaves pulsing state, going back to ambient UI.
     60      */
     61     void stopPulsing();
     62 
     63     interface Callback {
     64         /**
     65          * Called when a high priority notification is added.
     66          */
     67         default void onNotificationAlerted() {}
     68 
     69         /**
     70          * Called when battery state or power save mode changes.
     71          * @param active whether power save is active or not
     72          */
     73         default void onPowerSaveChanged(boolean active) {}
     74     }
     75 
     76     interface PulseCallback {
     77         void onPulseStarted();
     78         void onPulseFinished();
     79     }
     80 }
     81