private void parseRest(String measureDefinition) {
		for (int i = 1; i < measureDefinition.length(); i++) {
			switch(measureDefinition.charAt(i)) {
			case 't':
				beats.add(SongEvent.TITLE_CARD);
				break;
			case '.':
				beats.add(SongEvent.REST);
				break;
			case '-':
				beats.add(SongEvent.HOLD);
				break;
			default:
				break;
			}
		}
	}