void Update()
{
if (Input.GetMouseButtonDown(0))
{
Vector3 mousePos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
Vector2 mousePos2D = new Vector2(mousePos.x, mousePos.y);
RaycastHit2D hit = Physics2D.Raycast(mousePos2D, Vector2.zero);
if (hit.collider != null)
{
Tile t = hit.collider.gameObject.GetComponent <Tile>();
if (t != null)
{
if (t.pieceNum == 0)
{
hit.collider.gameObject.GetComponent <SpriteRenderer>().color = Color.black;
t.pieceNum = -1;
changeTo = -1;
changeToColor = Color.black;
}
else if (t.pieceNum == -1)
{
hit.collider.gameObject.GetComponent <SpriteRenderer>().color = Color.white;
t.pieceNum = 0;
changeTo = 0;
changeToColor = Color.white;
}
else if (t.pieceNum > 0)
{
if (hit.collider.gameObject.transform.parent.GetComponent <Piece>() != null)
{
objFollowing = hit.collider.gameObject.transform.parent.gameObject;
}
else if (hit.collider.gameObject.transform.parent.GetComponent <GridBase>() != null)
{
objFollowing = pm.ActivatePiece(t.pieceNum);
Piece p = objFollowing.GetComponent <Piece>();
for (int i = 0; i < p.columns; i++)
{
for (int j = 0; j < p.rows; j++)
{
GameObject tileObj = p.grid[i, j];
if (tileObj.GetComponent <Tile>().pieceNum > 0)
{
Collider2D[] temp = Physics2D.OverlapBoxAll(tileObj.gameObject.transform.position, new Vector2(1, 1), 0, 1 << 8);
if (temp.Length > 0)
{
Tile t2 = temp[0].GetComponent <Tile>();
float dist = Vector2.Distance(tileObj.gameObject.transform.position, temp[0].gameObject.transform.position);
for (int k = 1; k < temp.Length; k++)
{
float tempD = Vector2.Distance(tileObj.gameObject.transform.position, temp[k].gameObject.transform.position);
if (dist > tempD)
{
t2 = temp[k].GetComponent <Tile>();
dist = tempD;
}
}
t2.pieceNum = 0;
t2.GetComponent <SpriteRenderer>().color = Color.white;
}
}
}
}
}
followOffset = new Vector2(mousePos2D.x - objFollowing.transform.position.x, mousePos2D.y - objFollowing.transform.position.y);
}
}
}
}
if (objFollowing != null)
{
Vector3 mousePos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
Vector2 mousePos2D = new Vector2(mousePos.x, mousePos.y);
objFollowing.transform.position = mousePos2D - followOffset;
if (Input.GetKeyDown("f"))
{
objFollowing.GetComponent <Piece>().flipX();
}
if (Input.GetKeyDown("r"))
{
objFollowing.GetComponent <Piece>().flipY();
}
if (Input.GetKeyDown("z"))
{
pm.RemovePiece(objFollowing);
objFollowing = null;
}
}
else if (Input.GetMouseButton(0) && changeTo != -10)
{
Vector3 mousePos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
Vector2 mousePos2D = new Vector2(mousePos.x, mousePos.y);
RaycastHit2D hit = Physics2D.Raycast(mousePos2D, Vector2.zero);
if (hit.collider != null)
{
if (hit.collider.gameObject.GetComponent <Tile>().pieceNum < 1 && hit.collider.gameObject.GetComponent <Tile>().pieceNum > -2)
{
hit.collider.gameObject.GetComponent <SpriteRenderer>().color = changeToColor;
hit.collider.gameObject.GetComponent <Tile>().pieceNum = changeTo;
}
}
}
if (Input.GetMouseButtonUp(0))
{
if (objFollowing != null)
{
Piece p = objFollowing.GetComponent <Piece>();
List <Tile> tilesToChange = new List <Tile>();
bool fits = true;
Color c = new Color(0, 0, 0);
for (int i = 0; i < p.columns; i++)
{
for (int j = 0; j < p.rows; j++)
{
Tile t = p.grid[i, j].GetComponent <Tile>();
if (t.pieceNum > 0)
{
c = t.GetComponent <SpriteRenderer>().color;
Collider2D[] temp = Physics2D.OverlapBoxAll(t.gameObject.transform.position, new Vector2(1, 1), 0, 1 << 8);
if (temp.Length > 0)
{
Tile t2 = temp[0].GetComponent <Tile>();
float dist = Vector2.Distance(t.gameObject.transform.position, temp[0].gameObject.transform.position);
for (int k = 1; k < temp.Length; k++)
{
float tempD = Vector2.Distance(t.gameObject.transform.position, temp[k].gameObject.transform.position);
if (dist > tempD)
{
t2 = temp[k].GetComponent <Tile>();
dist = tempD;
}
}
if (t2.pieceNum == 0)
{
tilesToChange.Add(t2);
}
else
{
fits = false;
}
}
else
{
fits = false;
}
}
}
}
if (fits)
{
foreach (Tile t in tilesToChange)
{
t.pieceNum = p.pieceNum;
t.GetComponent <SpriteRenderer>().color = c;
}
p.gameObject.SetActive(false);
}
objFollowing = null;
changeTo = -10;
}
}
if (Input.GetKeyUp(KeyCode.S))
{
Vector3 mousePos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
Vector2 mousePos2D = new Vector2(mousePos.x, mousePos.y);
RaycastHit2D hit = Physics2D.Raycast(mousePos2D, Vector2.zero);
if (hit.collider != null)
{
if (hit.collider.gameObject.GetComponent <Tile>() != null && hit.collider.gameObject.transform.parent.GetComponent <Piece>() != null)
{
hit.collider.gameObject.transform.parent.GetComponent <Piece>().setPieces();
}
}
}
}
