Class ParallaxComponent

Components are containers for state in Excalibur, the are meant to convey capabilities that an Entity possesses

Implementations of Component must have a zero-arg constructor to support dependencies

class MyComponent extends ex.Component<'my'> {
  public readonly type = 'my';
  // zero arg support required if you want to use component dependencies
  constructor(public optionalPos?: ex.Vector) {}
}