content: /*
   * Copyright (C) 2017 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 android.net;
  
  import android.annotation.DrawableRes;
  import android.annotation.IntDef;
  import android.annotation.IntRange;
  import android.annotation.NonNull;
  import android.annotation.Nullable;
  import android.content.res.Resources;
  import android.content.res.Resources.Theme;
  import android.graphics.drawable.Drawable;
  import android.net.wifi.WifiManager;
  
  import java.lang.annotation.Retention;
  import java.lang.annotation.RetentionPolicy;
  
  /**
   * Utility methods for working with network badging.
   *
   * @removed
   *
   */
  @Deprecated
  public class NetworkBadging {
  
      @IntDef({BADGING_NONE, BADGING_SD, BADGING_HD, BADGING_4K})
      @Retention(RetentionPolicy.SOURCE)
      public @interface Badging {}
  
      public static final int BADGING_NONE = 0;
      public static final int BADGING_SD = 10;
      public static final int BADGING_HD = 20;
      public static final int BADGING_4K = 30;
  
      private NetworkBadging() {}
  
      /**
       * Returns a Wi-Fi icon for a network with a given signal level and badging value.
       *
       * @param signalLevel The level returned by {@link WifiManager#calculateSignalLevel(int, int)}
       *                    for a network. Must be between 0 and {@link WifiManager#RSSI_LEVELS}-1.
       * @param badging  {@see NetworkBadging#Badging}, retrieved from
       *                 {@link ScoredNetwork#calculateBadge(int)}.
       * @param theme The theme for the current application, may be null.
       * @return Drawable for the given icon
       * @throws IllegalArgumentException if {@code signalLevel} is out of range or {@code badging}
       *                                  is an invalid value
       */
      @NonNull public static Drawable getWifiIcon(
              @IntRange(from=0, to=4) int signalLevel, @Badging int badging, @Nullable Theme theme) {
          return Resources.getSystem().getDrawable(getWifiSignalResource(signalLevel), theme);
      }
  
      /**
       * Returns the wifi signal resource id for the given signal level.
       *
       * <p>This wifi signal resource is a wifi icon to be displayed by itself when there is no badge.
       *
       * @param signalLevel The level returned by {@link WifiManager#calculateSignalLevel(int, int)}
       *                    for a network. Must be between 0 and {@link WifiManager#RSSI_LEVELS}-1.
       * @return the @DrawableRes for the icon
       * @throws IllegalArgumentException for an invalid signal level
       * @hide
       */
      @DrawableRes private static int getWifiSignalResource(int signalLevel) {
          switch (signalLevel) {
              case 0:
                  return com.android.internal.R.drawable.ic_wifi_signal_0;
              case 1:
                  return com.android.internal.R.drawable.ic_wifi_signal_1;
              case 2:
                  return com.android.internal.R.drawable.ic_wifi_signal_2;
              case 3:
                  return com.android.internal.R.drawable.ic_wifi_signal_3;
              case 4:
                  return com.android.internal.R.drawable.ic_wifi_signal_4;
              default:
                  throw new IllegalArgumentException("Invalid signal level: " + signalLevel);
          }
      }
  }
  