The number of tick marks associated with the receiver.
By default, this value is 0, and no tick marks appear. The number of tick marks assigned to a slider, along with the slider’s minimum and maximum values, determines the values associated with the tick marks.
Managing Tick Marks and Style
Returns the receiver’s value represented by the tick mark at the specified index (the minimum-value tick mark has an index of 0).
Returns the bounding rectangle of the tick mark identified by the specified index (the minimum-value tick mark is at index 0).