public PlayBoard FindLegalMoves(PlayBoard board, Piece selectedPiece, int selectedPieceColumn, int selectedPieceRow)
{
ResetMoves(board);
AddRowsAndColumns(board, selectedPiece, selectedPieceColumn, selectedPieceRow);
RemoveSelectedPiece(board, selectedPieceColumn, selectedPieceRow);
RemoveRefuges(board);
RemovePieces(board, selectedPieceColumn, selectedPieceRow);
return(board);
}
private void AddRowsAndColumns(PlayBoard board, Piece selectedPiece, int selectedPieceColumn, int selectedPieceRow)
{
for (int i = 0; i < board.Rows; i++)
{
board.LegalMoves[selectedPieceColumn, i] = new Legal();
}
for (int i = 0; i < board.Columns; i++)
{
board.LegalMoves[i, selectedPieceRow] = new Legal();
}
}
private void RemoveRefuges(PlayBoard board)
{
for (int column = 0; column < board.Columns; column++)
{
for (int row = 0; row < board.Rows; row++)
{
if (board.Board[column, row] != null && board.Board[column, row].Team == Piece.teams.refuge)
{
board.LegalMoves[column, row] = null;
}
}
}
}
private void RemovePieces(PlayBoard board, int selectedPieceColumn, int selectedPieceRow)
{
//Remove pieces - Rows
for (int row = 0; row < board.Rows; row++)
{
//Column
for (int column = 0; column < board.Columns; column++)
{
//A piece is found
if (board.Board[column, row] != null && board.Board[column, row].Team != Piece.teams.refuge)
{
//Above
if (column < selectedPieceColumn)
{
for (int i = column; i >= 0; i--)
{
board.LegalMoves[column - i, row] = null;
}
}
//Below
if (column > selectedPieceColumn)
{
for (int i = column; i < board.Columns; i++)
{
board.LegalMoves[i, row] = null;
}
}
//Right
if (row > selectedPieceRow)
{
for (int i = row; i < board.Rows; i++)
{
board.LegalMoves[column, i] = null;
}
}
//Left
if (row < selectedPieceRow)
{
for (int i = row; i >= 0; i--)
{
board.LegalMoves[column, row - i] = null;
}
}
}
}
}
}
private void RemoveSelectedPiece(PlayBoard board, int selectedPieceColumn, int selectedPieceRow)
{
board.LegalMoves[selectedPieceColumn, selectedPieceRow] = null;
}
public void ResetMoves(PlayBoard board)
{
board.LegalMoves = new Legal[board.Columns, board.Rows];
}
public GameplayHandler(PlayBoard board, int windowWidth, int windowHeight)
{
Board = board;
WindowWidth = windowWidth;
WindowHeight = windowHeight;
}