private static void PositionForLineFightInternal(
[NotNull] GamePositionEventArgs eventArgs,
GameTeam team,
Point lineStart,
Size lineDirection,
int lineSize,
Size rankDirection)
{
if (team == GameTeam.None)
{
throw new ArgumentException("Invalid value.", "team");
}
if (lineSize <= 0)
{
throw new ArgumentOutOfRangeException("lineSize", lineSize, @"The value must be positive.");
}
var rankStart = lineStart;
var beakAngle = Vector2D.UnitX.GetAngle(new Vector2D(rankDirection));
var remainingUnitStates = eventArgs.UnitStates.Where(obj => obj.Team == team).ToArray();
while (remainingUnitStates.Length > 0)
{
var count = Math.Min(remainingUnitStates.Length, lineSize);
var unitStates = remainingUnitStates.Take(count).ToArray();
remainingUnitStates = remainingUnitStates.Skip(count).ToArray();
var step = (float)lineSize / unitStates.Length;
for (var index = 0; index < unitStates.Length; index++)
{
var unitState = unitStates[index];
var position = rankStart + lineDirection.MultiplyTruncated(step * index);
var realPosition = GameHelper.NominalToReal(position);
eventArgs.SetPosition(unitState, new DirectionalPosition(realPosition, beakAngle));
}
rankStart += rankDirection;
}
}
public static void PositionRandomly(
[NotNull] GamePositionEventArgs eventArgs,
[CanBeNull] Random randomGenerator)
{
#region Argument Check
if (eventArgs == null)
{
throw new ArgumentNullException("eventArgs");
}
#endregion
var actualRandomGenerator = randomGenerator ?? DefaultRandomGenerator;
for (var index = 0; index < eventArgs.UnitStates.Count; index++)
{
var unitState = eventArgs.UnitStates[index];
Point2D position;
do
{
var nominalPosition = new Point(
actualRandomGenerator.Next(eventArgs.Data.NominalSize.Width),
actualRandomGenerator.Next(eventArgs.Data.NominalSize.Height));
position = GameHelper.NominalToReal(nominalPosition);
}while (eventArgs.UnitStates.Take(index).Any(
item =>
eventArgs.GetPosition(item).Position.GetDistance(position) < GameConstants.NominalCellSize));
var plainAngle = (float)Math.Floor(
MathHelper.HalfRevolutionDegrees
- actualRandomGenerator.NextDouble() * MathHelper.RevolutionDegrees);
var angle = GameAngle.FromDegrees(plainAngle);
eventArgs.SetPosition(unitState, new DirectionalPosition(position, angle));
}
}