@ Pure public DoubleProperty secondAxisExtentProperty ( ) { if ( this . extentS == null ) { this . extentS = new SimpleDoubleProperty ( this , MathFXAttributeNames . SECOND_AXIS_EXTENT ) { @ Override protected void invalidated ( ) { if ( get ( ) < 0. ) { set ( 0. ) ; } } } ; } return this . extentS ; }
Replies the property for the extent of the second axis .