public Cell CalculateNewPotentialRoomInDirection(Cell lastAddedCell, Direction direction)
{
Point location = Point.Empty;
int posX = 0;
int posY = 0;
switch (direction)
{
case Direction.North:
location = new Point(lastAddedCell.PictureBox.Location.X,
lastAddedCell.PictureBox.Location.Y - lastAddedCell.PictureBox.Height);
posX = lastAddedCell.PosX;
posY = lastAddedCell.PosY - 1;
break;
case Direction.East:
location = new Point(lastAddedCell.PictureBox.Location.X + lastAddedCell.PictureBox.Width,
lastAddedCell.PictureBox.Location.Y);
posX = lastAddedCell.PosX + 1;
posY = lastAddedCell.PosY;
break;
case Direction.South:
location = new Point(lastAddedCell.PictureBox.Location.X,
lastAddedCell.PictureBox.Location.Y + lastAddedCell.PictureBox.Height);
posX = lastAddedCell.PosX;
posY = lastAddedCell.PosY + 1;
break;
case Direction.West:
location = new Point(lastAddedCell.PictureBox.Location.X - lastAddedCell.PictureBox.Width,
lastAddedCell.PictureBox.Location.Y);
posX = lastAddedCell.PosX - 1;
posY = lastAddedCell.PosY;
break;
default:
break;
}
if (posX<0 || posX > _maxCellX )
{
return null;
}
if (posY < 1 || posY > _maxCellY)
{
return null;
}
var newCell = CreateNewCell(location, 0, Constants.RoomId, lastAddedCell.PictureBox.Width, lastAddedCell.PictureBox.Height, posX, posY );
return newCell;
}
void cell_CreateFromHere(Cell cell)
{
this.LastAddedCell = cell;
}
public Cell TryAddNewRoomToExistingOne(Cell lastAddedCell, int minDistanceToNextRoom)
{
if (lastAddedCell == null)
{
//error
throw new ArgumentNullException("lastAddedCell");
}
lastAddedCell.ReadAdjacentRooms(GetAllCells());
if (lastAddedCell.RoomToAddAnymore == false)
{
return null;
}
while (lastAddedCell.RoomToAddAnymore)
{
Direction nextDirectionToCheck;
//find next direction to try
while (true)
{
Direction direction = LstAllValidDirections[_rng.Next(0,4)];
if (lastAddedCell._lstAdjacentCells.Any(x => x.Direction == direction) == false)
{
nextDirectionToCheck = direction;
break;
}
}
//try to add new room
Cell newPotentialCell = TryAddNewCellInDirection(lastAddedCell, nextDirectionToCheck);
if (newPotentialCell == null)
{
continue;
}
//add new direction
lastAddedCell._lstAdjacentCells.Add(new DirectionCellContainer() { Direction = nextDirectionToCheck, Cell = newPotentialCell });
if (newPotentialCell != null)
{
return newPotentialCell;
}
}
return null;
}
public Cell TryAddNewCellInDirection(Cell lastAddedCell, Direction direction)
{
//create room
Cell newPotentialCell = CalculateNewPotentialRoomInDirection(lastAddedCell, direction);
if (newPotentialCell == null)
{
lastAddedCell._lstAdjacentCells.Add(new DirectionCellContainer() {Cell = null, Direction = direction});
return null;
}
if (this.PictureBox.Bounds.Contains(newPotentialCell.PictureBox.Bounds) == false)
{
lastAddedCell._lstAdjacentCells.Add(new DirectionCellContainer() { Cell = null, Direction = direction });
return null;
}
var foundCell = GetAllCells().FirstOrDefault(x => x.PictureBox.Bounds.Location == newPotentialCell.PictureBox.Bounds.Location);
if (foundCell == null)
{
//check if collides
this.AddNewEntity(newPotentialCell, _controlAll);
return newPotentialCell;
}
else
{
return null;
}
}
public Cell CreateNewCell(Point point, int rotation, string id, int width, int height, int posX, int posY)
{
var cell = new Cell(point, rotation, id, width, height, posX, posY);
cell.CreateFromHere += cell_CreateFromHere;
return cell;
}
public virtual void FireCreateFromHereEvent(Cell cell)
{
if (CreateFromHere != null)
{
CreateFromHere(cell);
}
}