content: /*
   * Copyright (C) 2013 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.lights;
  
  import android.hardware.light.V2_0.Brightness;
  import android.hardware.light.V2_0.Flash;
  
  public abstract class Light {
      public static final int LIGHT_FLASH_NONE = Flash.NONE;
      public static final int LIGHT_FLASH_TIMED = Flash.TIMED;
      public static final int LIGHT_FLASH_HARDWARE = Flash.HARDWARE;
  
      /**
       * Light brightness is managed by a user setting.
       */
      public static final int BRIGHTNESS_MODE_USER = Brightness.USER;
  
      /**
       * Light brightness is managed by a light sensor.
       */
      public static final int BRIGHTNESS_MODE_SENSOR = Brightness.SENSOR;
  
      /**
       * Low-persistence light mode.
       */
      public static final int BRIGHTNESS_MODE_LOW_PERSISTENCE = Brightness.LOW_PERSISTENCE;
  
      /**
       * Set the brightness of a display.
       */
      public abstract void setBrightness(int brightness);
  
      /**
       * Set the brightness and mode of a display.
       */
      public abstract void setBrightness(int brightness, int brightnessMode);
  
      public abstract void setColor(int color);
      public abstract void setFlashing(int color, int mode, int onMS, int offMS);
      public abstract void pulse();
      public abstract void pulse(int color, int onMS);
      public abstract void turnOff();
      public abstract void setVrMode(boolean enabled);
  }
  