| /* |
| * Copyright (C) 2015 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.tv.util; |
| |
| import android.content.Context; |
| import android.os.Build; |
| import android.os.LocaleList; |
| import android.support.annotation.NonNull; |
| import android.support.annotation.Nullable; |
| import android.support.annotation.Size; |
| import android.view.accessibility.CaptioningManager; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Locale; |
| |
| public class CaptionSettings { |
| public static final int OPTION_SYSTEM = 0; |
| public static final int OPTION_OFF = 1; |
| public static final int OPTION_ON = 2; |
| |
| private final CaptioningManager mCaptioningManager; |
| private int mOption = OPTION_SYSTEM; |
| private String mLanguage; |
| private String mTrackId; |
| |
| public CaptionSettings(Context context) { |
| mCaptioningManager = |
| (CaptioningManager) context.getSystemService(Context.CAPTIONING_SERVICE); |
| } |
| |
| /** @deprecated use {@link #getSystemPreferenceLanguageList} instead. */ |
| @Deprecated |
| public final String getSystemLanguage() { |
| Locale l = mCaptioningManager.getLocale(); |
| if (l != null) { |
| return l.getLanguage(); |
| } |
| return null; |
| } |
| |
| @NonNull |
| @Size(min=1) |
| public final List<String> getSystemPreferenceLanguageList() { |
| List<String> languageList = new ArrayList<>(); |
| Locale l = mCaptioningManager.getLocale(); |
| if (l != null) { |
| languageList.add(l.getLanguage()); |
| } |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) { |
| LocaleList locales = LocaleList.getDefault(); |
| for (int i = 0; i < locales.size() ; i++) { |
| languageList.add(locales.get(i).getLanguage()); |
| } |
| } else { |
| languageList.add(Locale.getDefault().getLanguage()); |
| } |
| return languageList; |
| } |
| |
| /** Returns the language of closed captions based on options. */ |
| @Nullable |
| public final String getLanguage() { |
| switch (mOption) { |
| case OPTION_SYSTEM: |
| return getSystemPreferenceLanguageList().get(0); |
| case OPTION_OFF: |
| return null; |
| case OPTION_ON: |
| return mLanguage; |
| } |
| return null; |
| } |
| |
| public final boolean isSystemSettingEnabled() { |
| return mCaptioningManager.isEnabled(); |
| } |
| |
| public final boolean isEnabled() { |
| switch (mOption) { |
| case OPTION_SYSTEM: |
| return isSystemSettingEnabled(); |
| case OPTION_OFF: |
| return false; |
| case OPTION_ON: |
| return true; |
| } |
| return false; |
| } |
| |
| public int getEnableOption() { |
| return mOption; |
| } |
| |
| public void setEnableOption(int option) { |
| mOption = option; |
| } |
| |
| public void setLanguage(String language) { |
| mLanguage = language; |
| } |
| |
| /** Returns the track ID to be used as an alternative key. */ |
| public String getTrackId() { |
| return mTrackId; |
| } |
| |
| /** Sets the track ID to be used as an alternative key. */ |
| public void setTrackId(String trackId) { |
| mTrackId = trackId; |
| } |
| } |