The Clock type exposes the following members.
Gets or sets the initial time when the document is first loaded.
Gets or sets the time span covered by the document.
Gets or sets how much time advances with each tick. Negative values cause time to move backwards. If Step is TickDependent this is the number of seconds advanced each tick. If Step is SystemClockMultiplier then the clock is advanced by the amount of elapsed time since the last tick multiplied by this value.
Gets or sets how time behaves at Interval boundaries.
Gets or sets how time advances with each tick.