/// <summary>
/// Give the nearest object.
/// </summary>
/// <param name="objectList"></param>
/// <returns></returns>
public ReactableObject nearestObject(List <ReactableObject> objectList)
{
ReactableObject nearestObject = null;
double distance = 0;
foreach (ReactableObject reactableObject in objectList)
{
// The first object in the radius of the current object is the nearest.
if (nearestObject == null)
{
nearestObject = reactableObject;
distance = distanceCalculation(reactableObject);
}
// Check if the others object in the radius is the nearest.
if (distanceCalculation(reactableObject) < distance)
{
nearestObject = reactableObject;
distance = distanceCalculation(reactableObject);
}
}
return(nearestObject);
}
public double distanceCalculation(ReactableObject a)
{
return(Math.Sqrt((a.x - x) * (a.x - x) + (a.y - y) * (a.y - y)));
}