android-34/com/android/server/display/brightness/strategy/InvalidBrightnessStrategy.java

/*
 * Copyright (C) 2022 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.server.display.brightness.strategy;

import android.hardware.display.DisplayManagerInternal;
import android.os.PowerManager;

import com.android.server.display.DisplayBrightnessState;
import com.android.server.display.brightness.BrightnessReason;
import com.android.server.display.brightness.BrightnessUtils;

/**
 * Manages the brightness of the display when the system is in the invalid state.
 */
public class InvalidBrightnessStrategy implements DisplayBrightnessStrategy {
    @Override
    public DisplayBrightnessState updateBrightness(
            DisplayManagerInternal.DisplayPowerRequest displayPowerRequest) {
        return BrightnessUtils.constructDisplayBrightnessState(BrightnessReason.REASON_UNKNOWN,
                PowerManager.BRIGHTNESS_INVALID_FLOAT, PowerManager.BRIGHTNESS_INVALID_FLOAT,
                getName());
    }

    @Override
    public String getName() {
        return "InvalidBrightnessStrategy";
    }
}