IEnumerator SwitchTilesRoutine(Tile_Network clickedTile, Tile_Network targetTile)
{
m_playerInputEnabled = false;
GamePiece_Network clickedPiece = m_allGamePieces[clickedTile.xIndex, clickedTile.yIndex];
GamePiece_Network targetPiece = m_allGamePieces[targetTile.xIndex, targetTile.yIndex];
if (targetPiece != null && clickedPiece != null)
{
clickedPiece.Move(targetTile.xIndex, targetTile.yIndex, swapTime);
targetPiece.Move(clickedTile.xIndex, clickedTile.yIndex, swapTime);
pieceMoveSound.Play();
yield return(new WaitForSeconds(swapTime));
List <GamePiece_Network> clickedPieceMatches = FindMatchesAt(clickedTile.xIndex, clickedTile.yIndex);
List <GamePiece_Network> targetPieceMatches = FindMatchesAt(targetTile.xIndex, targetTile.yIndex);
if (targetPieceMatches.Count == 0 && clickedPieceMatches.Count == 0)
{
clickedPiece.Move(clickedTile.xIndex, clickedTile.yIndex, swapTime);
targetPiece.Move(targetTile.xIndex, targetTile.yIndex, swapTime);
yield return(new WaitForSeconds(swapTime));
m_playerInputEnabled = true;
}
else
{
yield return(new WaitForSeconds(swapTime));
ClearAndRefillBoard(clickedPieceMatches.Union(targetPieceMatches).ToList());
}
}
}
void ClearPieceAt(int x, int y)
{
GamePiece_Network pieceToClear = m_allGamePieces[x, y];
if (pieceToClear != null)
{
m_allGamePieces[x, y] = null;
Destroy(pieceToClear.gameObject);
}
}
public void PlaceGamePiece(GamePiece_Network gamePiece, int x, int y)
{
if (gamePiece == null)
{
Debug.LogWarning("BOARD: Invalid GamePiece!");
return;
}
gamePiece.transform.position = new Vector3(x, y, 0);
gamePiece.transform.rotation = Quaternion.identity;
if (IsWithinBounds(x, y))
{
m_allGamePieces[x, y] = gamePiece;
}
gamePiece.SetCoord(x, y);
}
List <GamePiece_Network> FindMatches(int startX, int startY, Vector2 searchDirection, int minLength = 3)
{
List <GamePiece_Network> matches = new List <GamePiece_Network>();
GamePiece_Network startPiece = null;
if (IsWithinBounds(startX, startY))
{
startPiece = m_allGamePieces[startX, startY];
}
if (startPiece != null)
{
matches.Add(startPiece);
}
else
{
return(null);
}
int nextX;
int nextY;
int maxValue = (width > height) ? width: height;
for (int i = 1; i < maxValue - 1; i++)
{
nextX = startX + (int)Mathf.Clamp(searchDirection.x, -1, 1) * i;
nextY = startY + (int)Mathf.Clamp(searchDirection.y, -1, 1) * i;
if (!IsWithinBounds(nextX, nextY))
{
break;
}
GamePiece_Network nextPiece = m_allGamePieces[nextX, nextY];
if (nextPiece == null)
{
break;
}
else
{
if (nextPiece.type == startPiece.type && !matches.Contains(nextPiece))
{
matches.Add(nextPiece);
}
else
{
break;
}
}
}
if (matches.Count >= minLength)
{
return(matches);
}
return(null);
}