public static void textToSpeech(String text, long did, int ord, int qa) {
mTextToSpeak = text;
mQuestionAnswer = qa;
mDid = did;
mOrd = ord;
Timber.d("ReadText.textToSpeech() method started for string '%s'", text);
// get the user's existing language preference
String language = getLanguage(mDid, mOrd, mQuestionAnswer);
Timber.d("ReadText.textToSpeech() method found language choice '%s'", language);
// rebuild the language list if it's empty
if (availableTtsLocales.isEmpty()) {
buildAvailableLanguages();
}
// Check, if stored language is available
for (int i = 0; i < availableTtsLocales.size(); i++) {
if (language.equals(NO_TTS)) {
// user has chosen not to read the text
return;
} else if (language.equals(availableTtsLocales.get(i).getISO3Language())) {
speak(mTextToSpeak, language);
return;
}
}
// Otherwise ask the user what language they want to use
Resources res = mReviewer.get().getResources();
final StyledDialog.Builder builder = new StyledDialog.Builder(mReviewer.get());
if (availableTtsLocales.size() == 0) {
// builder.setTitle(res.getString(R.string.no_tts_available_title));
Timber.w("ReadText.textToSpeech() no TTS languages available");
builder.setMessage(res.getString(R.string.no_tts_available_message));
builder.setIcon(R.drawable.ic_dialog_alert);
builder.setPositiveButton(res.getString(R.string.dialog_ok), null);
} else {
ArrayList<CharSequence> dialogItems = new ArrayList<CharSequence>();
final ArrayList<String> dialogIds = new ArrayList<String>();
builder.setTitle(R.string.select_locale_title);
// Add option: "no tts"
dialogItems.add(res.getString(R.string.tts_no_tts));
dialogIds.add(NO_TTS);
for (int i = 0; i < availableTtsLocales.size(); i++) {
dialogItems.add(availableTtsLocales.get(i).getDisplayName());
dialogIds.add(availableTtsLocales.get(i).getISO3Language());
}
String[] items = new String[dialogItems.size()];
dialogItems.toArray(items);
builder.setItems(
items,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
String locale = dialogIds.get(which);
Timber.d("ReadText.textToSpeech() user chose locale '%s'", locale);
if (!locale.equals(NO_TTS)) {
speak(mTextToSpeak, locale);
}
MetaDB.storeLanguage(mReviewer.get(), mDid, mOrd, mQuestionAnswer, locale);
}
});
}
// Show the dialog after short delay so that user gets a chance to preview the card
final Handler handler = new Handler();
final int delay = 500;
handler.postDelayed(
new Runnable() {
@Override
public void run() {
builder.create().show();
}
},
delay);
}
