public StringProperty tooltipTextProperty() {
        if (null == tooltipText) {
            tooltipText = new StringPropertyBase() {
                @Override protected void invalidated() {
                    tooltip.setText(get());
                    if (null == get() || get().isEmpty()) {
                        setTooltip(null);
                    } else {
                        setTooltip(tooltip);
                    }
                }
                @Override public Object getBean() { return Tile.this; }
                @Override public String getName() { return "tooltipText"; }
            };
            _tooltipText = null;
        }
        return tooltipText;
    }
Defines the text that will be shown in the Tile tooltip
@param TEXT
src/main/java/eu/hansolo/tilesfx/Tile.java