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/*
* 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.annotation.SystemApi;
import android.content.res.Resources;
import android.content.res.Resources.Theme;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.LayerDrawable;
import android.net.wifi.WifiManager;
import android.view.View;
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);
}
}
/**
* Returns the badged wifi signal resource id for the given signal level.
*
* <p>This badged wifi signal resource should be displayed with the quality badge retrieved
* from {@link #getWifiBadgeResource(int)}. If there is no badge,
* {@link #getWifiBadgeResource(int)} should be used instead of this method.
*
* @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 getBadgedWifiSignalResource(int signalLevel) {
switch (signalLevel) {
case 0:
return com.android.internal.R.drawable.ic_signal_wifi_badged_0_bars;
case 1:
return com.android.internal.R.drawable.ic_signal_wifi_badged_1_bar;
case 2:
return com.android.internal.R.drawable.ic_signal_wifi_badged_2_bars;
case 3:
return com.android.internal.R.drawable.ic_signal_wifi_badged_3_bars;
case 4:
return com.android.internal.R.drawable.ic_signal_wifi_badged_4_bars;
default:
throw new IllegalArgumentException("Invalid signal level: " + signalLevel);
}
}
}
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