/*
* Uses Factory pattern and polymorphism to return the desired
* Sensor type.
*/
public static Sensors GetInstance(int sensorType, GameObject gObj)
{
Cube = gObj;
Sensors _sensor;
switch (sensorType)
{
case 1: _sensor = new ProximitySensor();
break;
case 2: _sensor = new RangeSensor();
break;
case 3: _sensor = new LidarSensor();
break;
case 4: _sensor = new RadarSensor();
break;
case 5: _sensor = new BumperSensor();
break;
default: Debug.Log("The chosen sensor doesn't exist!");
_sensor = new ProximitySensor();
break;
}
sensors = _sensor;
return(sensors);
}
// the documentation lists the events as:
// SensorEventHandler OnDetected (Invoked when a new GameObject is detected)
// SensorEventHandler OnLostDetection (Invoked when a GameObject that was detected is no longer detected)
// Our 'RangeSensor' object 'rangeSens' has access to these two 'SensorEventHandler' from its parent class,
// the events are already invoked at the required time, we just need to add listeners.
void Start()
{
// get the object
rangeSens = GetComponent <RangeSensor>();
// listen for 'on lost detection' events
// - Method to execute (lostDetection) must match signature of event, in this case a sensor and an object (declared in method below)
// - notice the method doesnt pass any explicit parameters, as they are implicit, object comes from object causing event,
// - and sensor is 'rangeSens'
rangeSens.OnLostDetection.AddListener(lostDetection);
//listen for 'on detected' events
rangeSens.OnDetected.AddListener(Detection);
}
