private IInteraction BuildInteraction(StaticItem thisGameItem, StaticItem thatGameItem)
{
IInteraction result;
var items = new[] { thisGameItem, thatGameItem };
var staticItem = items.FirstOrDefault(item => !(item is MovingItem));
if (staticItem != null)
{
var otherItem = items.Single(item => item != staticItem);
var movingItem = otherItem as MovingItem;
if (otherItem is MovingItem)
result = new InteractionWithStaticItems(this, staticItem, movingItem);
else
result = new StaticItemAndStaticItemInteraction(this, staticItem, otherItem);
}
else
{
result = new InteractionWithMovingItems(this, (MovingItem) thisGameItem, (MovingItem) thatGameItem);
}
//var shot = items.OfType<Shot>().FirstOrDefault();
//if (shot != null)
// {
// var otherItem = items.Single(item => item != shot);
// var movingItem = otherItem as MovingItem;
// result = movingItem != null
// ? (IInteraction) new ShotAndMovingItemInteraction(this, shot, movingItem)
// : new ShotAndStaticItemInteraction(this, shot, otherItem);
// }
//else
// {
// var movingItem = items.OfType<MovingItem>().FirstOrDefault();
// if (movingItem != null)
// {
// var otherItem = items.Single(item => item != movingItem);
// var otherMovingItem = otherItem as MovingItem;
// result = otherMovingItem != null
// ? (IInteraction) new MovingItemAndMovingItemInteraction(this, movingItem, otherMovingItem)
// : new MovingItemAndStaticItemInteraction(this, movingItem, otherItem);
// }
// else
// result = new StaticItemAndStaticItemInteraction(this, thisGameItem, thatGameItem);
// }
return result;
}
public void MoveUpALevel()
{
if (!this.Player.IsAlive())
return;
int currentWorldAreaId = this._wl.GetWorldAreaIdForTilePos(this.Player.TilePosition);
int maxId = this._wl.GetMaximumWorldAreaId();
var newState = Enumerable.Range(currentWorldAreaId + 1, maxId - currentWorldAreaId).Select(i => this._wl.GetStartStateForWorldAreaId(i)).FirstOrDefault(startState => startState != null);
if (newState == null)
return;
var crystals = this.GameObjects.DistinctItemsOfType<Crystal>().Where(c => this._wl.GetWorldAreaIdForTilePos(c.TilePosition) == currentWorldAreaId);
foreach (var c in crystals)
{
var i = new InteractionWithStaticItems(this, c, this.Player);
i.Collide();
}
this.Player.Reset(newState.PlayerPosition.ToPosition(), newState.PlayerEnergy);
this.GameObjects.UpdatePosition(this.Player);
var boulder = this.GameObjects.DistinctItemsOfType<Boulder>().FirstOrDefault();
if (boulder != null)
{
TilePos? tp = null;
for (int i = 0; i < 16; i++)
{
int x = (i % 2 == 0) ? 7 - (i / 2) : 8 + ((i - 1) / 2);
var potentialPosition = new TilePos(x, newState.PlayerPosition.Y);
if (!IsStaticItemOnTile(potentialPosition))
{
tp = potentialPosition;
break;
}
}
if (tp.HasValue)
{
boulder.Reset(tp.Value.ToPosition());
this.GameObjects.UpdatePosition(boulder);
}
}
Point roomStart = GetContainingRoom(this.Player.Position).Location;
this.Game.SpriteBatch.WindowOffset = new Vector2(roomStart.X, roomStart.Y);
}
