public BooleanProperty shadowsEnabledProperty() {
        if (null == shadowsEnabled) {
            shadowsEnabled = new BooleanPropertyBase(_shadowsEnabled) {
                @Override protected void invalidated() { fireTileEvent(REDRAW_EVENT); }
                @Override public Object getBean() { return Tile.this; }
                @Override public String getName() { return "shadowsEnabled"; }
            };
        }
        return shadowsEnabled;
    }
Defines if effects like shadows should be drawn.
In some tiles inner- and dropshadows will be used which will be
switched on/off by setting the shadowsEnabled property.

@param ENABLED
src/main/java/eu/hansolo/tilesfx/Tile.java