/// <summary>
/// Static function to find the distance between two positions.
/// </summary>
/// <param name="posA"></param>
/// <param name="posB"></param>
/// <returns>distance between posA and posB</returns>
public static float GetDistanceBetween(SystemPosition posA, SystemPosition posB)
{
if (posA.System != posB.System)
{
throw new InvalidOperationException("Cannont compare distances between positions in different systems.");
}
float distX = (float)(posA.X - posB.X);
float distY = (float)(posA.Y - posB.Y);
return (float)Math.Sqrt((distX * distX) + (distY * distY));
}
/// <summary>
/// Static function to find the distance between two positions.
/// </summary>
/// <param name="posA"></param>
/// <param name="posB"></param>
/// <returns>distance between posA and posB</returns>
public static float GetDistanceBetween(SystemPosition posA, SystemPosition posB)
{
if (posA.System != posB.System)
{
throw new InvalidOperationException("Cannont compare distances between positions in different systems.");
}
float distX = (float)(posA.X - posB.X);
float distY = (float)(posA.Y - posB.Y);
return((float)Math.Sqrt((distX * distX) + (distY * distY)));
}
/// <summary>
/// Creates a new system contact.
/// </summary>
/// <param name="Fact">Faction of contact.</param>
/// <param name="entity">Backing entity of the contact.</param>
public SystemContact(Faction Fact, StarSystemEntity entity)
{
Id = Guid.NewGuid();
faction = Fact;
Position = entity.Position;
LastPosition = Position;
Entity = entity;
DistTable = new DistanceTable(this);
SSEntity = entity.SSEntity;
}
/// <summary>
/// Creates a new system contact.
/// </summary>
/// <param name="Fact">Faction of contact.</param>
/// <param name="entity">Backing entity of the contact.</param>
public SystemContact(Faction Fact, StarSystemEntity entity)
{
Id = Guid.NewGuid();
faction = Fact;
Position = entity.Position;
LastPosition = Position;
Entity = entity;
DistTable = new DistanceTable(this);
SSEntity = entity.SSEntity;
//add legal orders to list
_legalOrders.Add(Constants.ShipTN.OrderType.Follow);
}
/// <summary>
/// Updates the contact after transiting a jump point, LastPosition.X needs to be set to current position for the travel line.
/// </summary>
public void UpdateLocationAfterTransit()
{
LastPosition = Entity.Position;
Position = Entity.Position;
}
/// <summary>
/// Instance function for those who don't like static functions.
/// </summary>
/// <param name="otherPos"></param>
/// <returns></returns>
public float GetDistanceTo(SystemPosition otherPos)
{
return GetDistanceBetween(this, otherPos);
}
/// <summary>
/// Instance function for those who don't like static functions.
/// </summary>
/// <param name="otherPos"></param>
/// <returns></returns>
public float GetDistanceTo(SystemPosition otherPos)
{
return(GetDistanceBetween(this, otherPos));
}
/// <summary>
/// Updates the contact after transiting a jump point, LastPosition.X needs to be set to current position for the travel line.
/// </summary>
public void UpdateLocationAfterTransit()
{
LastPosition = Entity.Position;
Position = Entity.Position;
}
/// <summary>
/// Creates a new system contact.
/// </summary>
/// <param name="Fact">Faction of contact.</param>
/// <param name="entity">Backing entity of the contact.</param>
public SystemContact(Faction Fact, StarSystemEntity entity)
{
Id = Guid.NewGuid();
faction = Fact;
Position = entity.Position;
LastPosition = Position;
Entity = entity;
DistTable = new DistanceTable(this);
SSEntity = entity.SSEntity;
//add legal orders to list
_legalOrders.Add(Constants.ShipTN.OrderType.Follow);
}