private IEnumerable <Point> GetExplosionLocations(ExplodableBase explodable)
{
var result = new List <Point> {
explodable.Location
};
result.AddRange(CalculateExplosionRay(explodable, MoveDirection.Up));
result.AddRange(CalculateExplosionRay(explodable, MoveDirection.Down));
result.AddRange(CalculateExplosionRay(explodable, MoveDirection.Right));
result.AddRange(CalculateExplosionRay(explodable, MoveDirection.Left));
return(result);
}
private IEnumerable <Point> CalculateExplosionRay(ExplodableBase explodable, MoveDirection direction)
{
var currentPoint = explodable.Location;
for (var i = 1; i <= explodable.ExplosionRadius; i++)
{
currentPoint = _locationService.GetNewLocation(currentPoint, direction);
if (!_locationService.IsLocationValid(currentPoint))
{
yield break;
}
yield return(currentPoint);
if (_field.Board[currentPoint.X, currentPoint.Y] != BoardTile.Empty)
{
yield break;
}
}
}
private void SetExplosion(ExplodableBase explodable)
{
var explosion = new Explosion
{
Center = explodable.Location,
BlastLocations = GetExplosionLocations(explodable)
};
_field.Explosions.Add(explosion);
explodable.IsExploded = true;
foreach (var explosionLocation in explosion.BlastLocations)
{
switch (_field.Board[explosionLocation.X, explosionLocation.Y])
{
case BoardTile.Regular:
_field.Board[explosionLocation.X, explosionLocation.Y] = BoardTile.Empty;
break;
case BoardTile.Fortified:
_field.Board[explosionLocation.X, explosionLocation.Y] = BoardTile.Regular;
break;
}
_field.Bots.ForEach(bot =>
{
if (bot.Location == explosionLocation)
{
bot.IsDead = true;
}
});
}
SetChainedExplosions(explosion);
}