Entity

java.lang.Object

ch.epfl.cs107.play.engine.actor.Entity

All Implemented Interfaces:: Acoustics, Actor, Graphics, Updatable, Positionable

Direct Known Subclasses:: AreaEntity, Background, Foreground, GraphicsEntity, Grid, Path, Text

public abstract class Entity extends Object implements Actor

Basic Entity are simply actor and represented by a current exact position and its corresponding transform

Constructor Summary

Constructors

Constructor

Description

Entity(Vector position)

Default Entity constructor
Method Summary

Modifier and Type

Method

Description

Vector

getPosition()

Transform

getTransform()

Vector

getVelocity()

protected void

setCurrentPosition(Vector v)

Update the current position (i.e.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface ch.epfl.cs107.play.engine.actor.Actor
bip, draw, update

Constructor Details
- Entity
  
  public Entity(Vector position)
  
  Default Entity constructor
  
  Parameters:
  
  position - (Coordinate): Initial position of the entity. Not null
Method Details
- setCurrentPosition
  
  protected void setCurrentPosition(Vector v)
  
  Update the current position (i.e. after motion) after position change, the transform need to be updated to. Hence set it to null
  
  Parameters:
  
  v - (Vector): The new Position. Not null
- getTransform
  
  public Transform getTransform()
  
  Specified by:
  
  getTransform in interface Positionable
  
  Returns:
  
  (Transform): affine transform, not null
- getPosition
  
  public Vector getPosition()
  
  Specified by:
  
  getPosition in interface Positionable
  
  Returns:
  
  (Vector): origin, not null
- getVelocity
  
  public Vector getVelocity()
  
  Specified by:
  
  getVelocity in interface Positionable
  
  Returns:
  
  (Vector): linear velocity, not null