Instance Property

duration

The time interval between screen refresh updates.

Declaration

@property(readonly, nonatomic) CFTimeInterval duration;

Discussion

The value for duration is undefined before the target’s selector has been called at least once. Your application can calculate the amount of time it has to render each frame by multiplying duration by frameInterval.

See Also

Configuring the Display Link

preferredFramesPerSecond

The preferred frame rate for the display link callback.

frameInterval

The number of frames that must pass before the display link notifies the target again.

Deprecated
paused

A Boolean value that states whether the display link’s notifications to the target are suspended.

timestamp

The time value associated with the last frame that was displayed.

targetTimestamp

The time value associated with the next frame that was displayed.