@Override
public void onHistoryItemSelected(HistoryItem item) {
TranslationDirection direction = new TranslationDirection(item.getLang());
App.getInstance().setTranslationDirection(direction);
mLanguagePicker.updateDirection();
mOriginalTextInput.setText(item.getOriginal());
mScrollView.scrollTo(0, 0);
}
public Observable<TranslationTask> getTranslationTaskObservable() {
Observable<String> originalTextObservable =
RxTextView.textChanges(mOriginalTextInput).map(CharSequence::toString);
Observable<TranslationDirection> languageDirectionObservable = mLanguagePicker.getObservable();
return Observable.combineLatest(
languageDirectionObservable,
originalTextObservable,
(direction, text) -> new TranslationTask(text, direction));
}
@Override
public void onDetectedLanguageClicked(DetectedLanguage detectedLanguage) {
TranslationDirection currentDirection = App.getInstance().getTranslationDirection();
if (currentDirection.getTo().equals(detectedLanguage.getLanguage())) {
currentDirection.swap();
App.getInstance().setTranslationDirection(currentDirection);
} else {
App.getInstance()
.setTranslationDirection(
new TranslationDirection(detectedLanguage.getLanguage(), currentDirection.getFrom()));
}
mLanguagePicker.updateDirection();
}