public Background(RoomBase room, Int32 columns, Int32 rows, String asset, Int32 assetColumns, Int32 assetRows, Int32 tileWidth, Int32 tileHeight)
{
if (room == null)
throw new ArgumentNullException();
Initialize(room, columns, rows, asset, assetColumns, assetRows, tileWidth, tileHeight);
}
public void GoToRoom(CreateRoomDelegate factory)
{
PreviousRoom = CurrentRoom;
if (PreviousRoom != null)
CleanupPreviousRoom();
CurrentRoom = factory(this);
ReturnRoom = null;
}
public Actor(RoomBase room, String spriteSrc, Vector2 position, Single mass, Single damping)
: base(position, mass, damping)
{
if (room == null)
throw new ArgumentNullException();
if (String.IsNullOrWhiteSpace(spriteSrc))
throw new ArgumentNullException();
Room = room;
Initialize(spriteSrc);
}
public void ReturnToRoom()
{
PreviousRoom = CurrentRoom;
CurrentRoom = ReturnRoom;
ReturnRoom = null;
}
public void GoToRoomThenReturn(CreateRoomDelegate factory, RoomBase returnRoom)
{
PreviousRoom = CurrentRoom;
CurrentRoom = factory(this);
ReturnRoom = returnRoom;
}
private void InitializeRooms()
{
PreviousRoom = null;
CurrentRoom = null;
ReturnRoom = null;
}
private void CleanupRooms()
{
if (PreviousRoom != null)
{
PreviousRoom.Dispose();
PreviousRoom = null;
}
if (CurrentRoom != null)
{
CurrentRoom.Dispose();
CurrentRoom = null;
}
if (ReturnRoom != null)
{
ReturnRoom.Dispose();
ReturnRoom = null;
}
}
private void Initialize(RoomBase room, Int32 columns, Int32 rows, String asset, Int32 assetColumns, Int32 assetRows, Int32 tileWidth, Int32 tileHeight)
{
Room = room;
Asset = asset;
AssetColumns = assetColumns;
AssetRows = assetRows;
AssetTileWidth = tileWidth;
AssetTileHeight = tileHeight;
Columns = columns;
Rows = rows;
Width = Columns * AssetTileWidth;
Height = Rows * AssetTileHeight;
InitializeSpriteList();
InitializeSprites();
InitializeTiles();
}