protected virtual int GetTurnCost(Point at, Point move)
{
int cost = int.MaxValue;
AreaEnum tipeArea = map[at.X, at.Y].AreaType;
switch (tipeArea)
{
case AreaEnum.LowDensity:
cost = 1;
break;
case AreaEnum.MediumDensity:
cost = 2;
break;
case AreaEnum.HighDensity:
cost = 3;
break;
}
BloodStream bs = map.IsInStream(at.X, at.Y);
if (bs != null)
{
if (bs.Direction == BloodStreamDirection.EstWest)
{
if (move.X == -1)
{
cost -= 2;
}
else if (move.X == 1)
{
cost += 2;
}
}
else if (bs.Direction == BloodStreamDirection.NorthSouth)
{
if (move.Y == 1)
{
cost -= 2;
}
else if (move.Y == -1)
{
cost += 2;
}
}
else if (bs.Direction == BloodStreamDirection.SouthNorth)
{
if (move.Y == -1)
{
cost -= 2;
}
else if (move.Y == 1)
{
cost += 2;
}
}
else if (bs.Direction == BloodStreamDirection.WestEst)
{
if (move.X == 1)
{
cost -= 2;
}
else if (move.X == -1)
{
cost += 2;
}
}
}
if (cost <= 0)
{
cost = 1;
}
return(cost);
}