Tasks

•   delta

  The amount to move the target by.

  property
•   unitsPerSecond

  The speed at which to move the target. If this is 0, the target will be moved at the speed determined by duration.

  property
• + actionWithDuration:delta:

  Create a new action.

• + actionWithUnitsPerSecond:delta:

  Create a new action.

• – initWithDuration:delta:

  Initialize an action.

• – initWithUnitsPerSecond:delta:

  Initialize an action.