private void RollBackLastTileOverBoard()
{
BoardPieceScript lastBoardPiecesWithTilesAbove = boardPiecesWithTilesAbove[boardPiecesWithTilesAbove.Count - 1];
lastBoardPiecesWithTilesAbove.ClearAboveTile();
boardPiecesWithTilesAbove.Remove(lastBoardPiecesWithTilesAbove);
tilePreview.CurrentTileIndex -= 1;
UpdateLastTilePlacedOverBox();
}
private void PlaceTileOverBoard(BoardPieceScript boardPiece)
{
try
{
TileColor colorName = GameManagerScript.Instance.GetTileColor(tilePreview.GetCurrentTileColor());
TileScript tile = Instantiate(tilePrefab, transform).GetComponent <TileScript>();
tile.InitTile(colorName, false, GameManagerScript.Instance.GetTilePoint(boardPiecesWithTilesAbove.Count));
boardPiece.PlaceTileOver(tile, tileSpawnOffset);
boardPiecesWithTilesAbove.Add(boardPiece);
UpdateLastTilePlacedOverBox();
tilePreview.CurrentTileIndex += 1;
}
catch
{
return;
}
}
private bool CheckTilePlacedOverAble(BoardPieceScript boardPiece)
{
bool isNextToLastTilePlacedOver = true;
if (boardPiecesWithTilesAbove.Count > 0)
{
BoardPieceScript lastPlacedOverBoardPiece = boardPiecesWithTilesAbove[boardPiecesWithTilesAbove.Count - 1];
isNextToLastTilePlacedOver =
(boardPiece.X > 0 &&
boardPieces[boardPiece.X - 1, boardPiece.Y] == lastPlacedOverBoardPiece)
||
(boardPiece.X < boardWidth - 1 &&
boardPieces[boardPiece.X + 1, boardPiece.Y] == lastPlacedOverBoardPiece)
||
(boardPiece.Y > 0 &&
boardPieces[boardPiece.X, boardPiece.Y - 1] == lastPlacedOverBoardPiece)
||
(boardPiece.Y < boardHeight - 1 &&
boardPieces[boardPiece.X, boardPiece.Y + 1] == lastPlacedOverBoardPiece);
}
return(isNextToLastTilePlacedOver);
}
private void HandleInput()
{
if (Input.touchCount > 0)
{
switch (Input.GetTouch(0).phase)
{
case TouchPhase.Began:
case TouchPhase.Moved:
Vector3 worldPoint = Camera.main.ScreenToWorldPoint(Input.touches[0].position);
if (lastTilePlacedOverBox.OverlapPoint(worldPoint))
{
RollBackLastTileOverBoard();
}
else
{
BoardPieceScript boardPiece = GetCurrentBoardPiece(worldPoint);
if (boardPiece != null && CheckTilePlacedOverAble(boardPiece))
{
PlaceTileOverBoard(boardPiece);
}
}
break;
case TouchPhase.Ended:
if (boardPiecesWithTilesAbove.Count >= minClearCount ||
tilePreview.TilesLeft == 0)
{
PlaceTilesOnBoard();
}
else
{
ResetTilesOverBoard();
}
break;
}
}
if (Input.GetMouseButton(0))
{
Vector3 worldPoint = Camera.main.ScreenToWorldPoint(Input.mousePosition);
if (lastTilePlacedOverBox.OverlapPoint(worldPoint))
{
RollBackLastTileOverBoard();
}
else
{
BoardPieceScript boardPiece = GetCurrentBoardPiece(worldPoint);
if (boardPiece != null && CheckTilePlacedOverAble(boardPiece))
{
PlaceTileOverBoard(boardPiece);
}
}
}
else if (Input.GetMouseButtonUp(0))
{
if (boardPiecesWithTilesAbove.Count >= minClearCount ||
tilePreview.TilesLeft == 0)
{
PlaceTilesOnBoard();
}
else
{
ResetTilesOverBoard();
}
}
else if (Input.GetMouseButton(2))
{
ResetTilesOverBoard();
}
}
