public BooleanProperty dateVisibleProperty() {
        if (null == dateVisible) {
            dateVisible = new BooleanPropertyBase(_dateVisible) {
                @Override protected void invalidated() { fireTileEvent(VISIBILITY_EVENT); }
                @Override public Object getBean() { return Tile.this; }
                @Override public String getName() { return "dateVisible"; }
            };
        }
        return dateVisible;
    }
Defines if the date of the clock will be drawn.
@param VISIBLE
src/main/java/eu/hansolo/tilesfx/Tile.java