The Follow class is a motion class which allows actors to follow other actors.

Properties

• client
• caller
• x
• y
• dx
• dy
• b-moveCnt
• b-i1
• b-i2
• b-di
• b-xAxis
• b-incr
• completed
• xLast
• yLast
• who
• distance

Methods

• void init([heapPtr theClient, heapPtr theWho, number theDistance])
  Sets up the Follow class. If specified, it assigns the parameters to their corresponding properties.
 
• void doit()
  Moves the client actor towards the who actor.
 
• void moveDone()
  Just an empty place holder method in Follow.
 
• void setTarget([number newX, number newY])
  If specified, it sets the x and y properties to newX and newY. Otherwise, it sets the x and y properties to the who's coordinates.
 
• bool onTarget()
  Returns TRUE if distance to the who is less than or equal to the distance property. Otherwise, it returns FALSE.