/*
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* Copyright (C) 2015-present, osfans
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* waxaca@163.com https://github.com/osfans
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.osfans.trime;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.media.AudioManager;
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import android.os.Vibrator;
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import android.speech.tts.TextToSpeech;
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import android.view.KeyEvent;
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import java.util.Locale;
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/** 處理按鍵聲音、震動、朗讀等效果 */
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class Effect {
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private static final int MAX_VOLUME = 101; //100%音量時只響一下，暫從100改成101
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private int duration = 10;
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private long durationLong;
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private int volume = 100;
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private float volumeFloat;
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private final Context context;
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private boolean vibrateOn;
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private Vibrator vibrator;
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private boolean soundOn;
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private AudioManager audioManager;
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private boolean isSpeakCommit, isSpeakKey;
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private TextToSpeech mTTS;
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public Effect(Context context) {
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this.context = context;
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}
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public void reset() {
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SharedPreferences pref = Function.getPref(context);
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duration = pref.getInt("key_vibrate_duration", duration);
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durationLong = duration * 1L;
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vibrateOn = pref.getBoolean("key_vibrate", false) && (duration > 0);
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if (vibrateOn && (vibrator == null)) {
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vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
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}
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volume = pref.getInt("key_sound_volume", volume);
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volumeFloat = (float) (1 - (Math.log(MAX_VOLUME - volume) / Math.log(MAX_VOLUME)));
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soundOn = pref.getBoolean("key_sound", false);
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if (soundOn && (audioManager == null)) {
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audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
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}
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isSpeakCommit = pref.getBoolean("speak_commit", false);
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isSpeakKey = pref.getBoolean("speak_key", false);
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if (mTTS == null && (isSpeakCommit || isSpeakKey)) {
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mTTS =
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new TextToSpeech(
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context,
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new TextToSpeech.OnInitListener() {
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@Override
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public void onInit(int status) {
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//初始化結果
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}
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});
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}
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}
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public void vibrate() {
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if (vibrateOn && (vibrator != null)) vibrator.vibrate(durationLong);
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}
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public void playSound(final int code) {
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if (soundOn && (audioManager != null)) {
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final int sound;
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switch (code) {
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case KeyEvent.KEYCODE_DEL:
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sound = AudioManager.FX_KEYPRESS_DELETE;
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break;
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case KeyEvent.KEYCODE_ENTER:
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sound = AudioManager.FX_KEYPRESS_RETURN;
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break;
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case KeyEvent.KEYCODE_SPACE:
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sound = AudioManager.FX_KEYPRESS_SPACEBAR;
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break;
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default:
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sound = AudioManager.FX_KEYPRESS_STANDARD;
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break;
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}
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audioManager.playSoundEffect(sound, volumeFloat);
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}
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}
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public void setLanguage(Locale loc) {
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if (mTTS != null) mTTS.setLanguage(loc);
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}
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private void speak(CharSequence text) {
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if (text != null && mTTS != null) mTTS.speak(text.toString(), TextToSpeech.QUEUE_FLUSH, null);
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}
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public void speakCommit(CharSequence text) {
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if (isSpeakCommit) speak(text);
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}
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public void speakKey(CharSequence text) {
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if (isSpeakKey) speak(text);
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}
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public void speakKey(int code) {
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if (code <= 0) return;
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String text =
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KeyEvent.keyCodeToString(code)
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.replace("KEYCODE_", "")
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.replace("_", " ")
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.toLowerCase(Locale.getDefault());
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speakKey(text);
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}
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public void destory() {
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if (mTTS != null) {
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mTTS.stop();
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mTTS.shutdown();
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mTTS = null;
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}
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}
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}
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