tipgame.tracker
Class TrackerAdapter

java.lang.Object
  tipgame.tracker.TrackerAdapter

All Implemented Interfaces:

Tracker

public abstract class TrackerAdapter
extends java.lang.Object
implements Tracker

provides a default implementation of the Tracker interface methods except for advanceTime

Author:

Jam Jenkins

Constructor Summary

TrackerAdapter()

Method Summary

abstract void	advanceTime(double time) advances time
java.awt.geom.Point2D.Double	getLocation() returns (0, 0)
double	getRotationAddition() returns 0
double	getScaleFactor() returns 1

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TrackerAdapter

public TrackerAdapter()

Method Detail

getLocation

public java.awt.geom.Point2D.Double getLocation()

returns (0, 0)

Specified by:

getLocation in interface Tracker

Returns:

the absolute location of the Sprite

See Also:

Tracker.getLocation()

getScaleFactor

public double getScaleFactor()

returns 1

Specified by:

getScaleFactor in interface Tracker

Returns:

the multiplicative scaling factor

See Also:

Tracker.getScaleFactor()

getRotationAddition

public double getRotationAddition()

returns 0

Specified by:

getRotationAddition in interface Tracker

Returns:

the amount to rotate in radians

See Also:

Tracker.getRotationAddition()

advanceTime

public abstract void advanceTime(double time)

advances time

Specified by:

advanceTime in interface Tracker

Parameters:

time - the amount to advance