// Create a wall
// (x, y) is the coordinate of the tile
// direction is the direction from the tile where the wall should be created
public void CreateWall(int x, int y, int direction)
{
TileClass tile = GetTileAtCoordinate(x, y).GetComponent <TileClass>();
TileClass otherTile = null;
GameObject obj;
ObjectStore objStore = Camera.main.GetComponent <ObjectStore>();
GameObject wall;
float wallX = x;
float wallY = y;
switch (direction)
{
case TileClass.NORTH:
obj = GetTileAtCoordinate(x, y + 1);
if (obj)
{
otherTile = obj.GetComponent <TileClass>();
}
if (!tile.HasWall(TileClass.NORTH) && otherTile != null && !otherTile.HasWall(TileClass.SOUTH))
{
wallY += 0.5f;
wall = objStore.CreateHorizontalWall(wallX, wallY);
tile.SetWall(TileClass.NORTH, wall);
otherTile.SetWall(TileClass.SOUTH, wall);
}
break;
case TileClass.EAST:
obj = GetTileAtCoordinate(x + 1, y);
if (obj)
{
otherTile = obj.GetComponent <TileClass>();
}
if (!tile.HasWall(TileClass.EAST) && otherTile != null && !otherTile.HasWall(TileClass.WEST))
{
wallX -= 0.5f;
wall = objStore.CreateVerticalWall(wallX, wallY);
tile.SetWall(TileClass.EAST, wall);
otherTile.SetWall(TileClass.WEST, wall);
}
break;
case TileClass.SOUTH:
obj = GetTileAtCoordinate(x, y - 1);
if (obj)
{
otherTile = obj.GetComponent <TileClass>();
}
if (!tile.HasWall(TileClass.SOUTH) && otherTile != null && !otherTile.HasWall(TileClass.NORTH))
{
wallY -= 0.5f;
wall = objStore.CreateHorizontalWall(wallX, wallY);
tile.SetWall(TileClass.SOUTH, wall);
otherTile.SetWall(TileClass.NORTH, wall);
}
break;
case TileClass.WEST:
obj = GetTileAtCoordinate(x - 1, y);
if (obj)
{
otherTile = obj.GetComponent <TileClass>();
}
if (!tile.HasWall(TileClass.WEST) && otherTile != null && !otherTile.HasWall(TileClass.EAST))
{
wallX += 0.5f;
wall = objStore.CreateVerticalWall(wallX, wallY);
tile.SetWall(TileClass.WEST, wall);
otherTile.SetWall(TileClass.EAST, wall);
}
break;
}
}