protected void FindFieldsInRow(ChessBoard board, FieldStatus ownStatus)
{
int row = CurrentField.Row;
char column = (char)((int)CurrentField.Column - 1);
while ((int)column >= (int)'A')
{
ChessField field = board.GetField(row, column);
if (field.Status != ownStatus)
{
FieldsToMove.Add(field);
}
if (field.Status != FieldStatus.EMPTY)
{
break;
}
column--;
}
column = (char)((int)CurrentField.Column + 1);
while ((int)column <= (int)'H')
{
ChessField field = board.GetField(row, column);
if (field.Status != ownStatus)
{
FieldsToMove.Add(field);
}
if (field.Status != FieldStatus.EMPTY)
{
break;
}
column++;
}
}
protected void FindFieldsInColumn(ChessBoard board, FieldStatus ownStatus)
{
char column = CurrentField.Column;
int row = CurrentField.Row - 1;
while (row > 0)
{
ChessField field = board.GetField(row, column);
if (field.Status != ownStatus)
{
FieldsToMove.Add(field);
}
if (field.Status != FieldStatus.EMPTY)
{
break;
}
row--;
}
row = CurrentField.Row + 1;
while (row <= 8)
{
ChessField field = board.GetField(row, column);
if (field.Status != ownStatus)
{
FieldsToMove.Add(field);
}
if (field.Status != FieldStatus.EMPTY)
{
break;
}
row++;
}
}
public override void FindFieldsToMove(ChessBoard board)
{
if (IsKilled)
{
return;
}
FieldsToMove.Clear();
FieldStatus enemyStatus = Color == Color.WHITE
? FieldStatus.OCCUPIED_WITH_BLACK
: FieldStatus.OCCUPIED_WITH_WHITE;
int row = Color == Color.WHITE ? CurrentField.Row + 1 : CurrentField.Row - 1;
if (row < 1 || row > 8)
{
return;
}
ChessField field = board.GetField(row, CurrentField.Column);
if (field.Status == FieldStatus.EMPTY)
{
FieldsToMove.Add(field);
}
char column = (char)(CurrentField.Column - 1);
field = board.GetField(row, column);
if (field.Status == enemyStatus)
{
FieldsToMove.Add(field);
}
column = (char)(CurrentField.Column + 1);
field = board.GetField(row, column);
if (field.Status == enemyStatus)
{
FieldsToMove.Add(field);
}
if (PreviousMoves.Count == 0)
{
row = Color == Color.WHITE ? CurrentField.Row + 2 : CurrentField.Row - 2;
field = board.GetField(row, CurrentField.Column);
if (field.Status == FieldStatus.EMPTY)
{
FieldsToMove.Add(field);
}
}
}
public override void FindFieldsToMove(ChessBoard board)
{
if (IsKilled)
{
return;
}
FieldsToMove.Clear();
FieldStatus ownStatus = Color == Color.WHITE
? FieldStatus.OCCUPIED_WITH_WHITE
: FieldStatus.OCCUPIED_WITH_BLACK;
int row;
char column = '\0';
for (int i = 0; i < 8; i++)
{
if (i < 2)
{
row = CurrentField.Row + 2;
}
else if (i < 4)
{
row = CurrentField.Row + 1;
}
else if (i < 6)
{
row = CurrentField.Row - 1;
}
else
{
row = CurrentField.Row - 2;
}
if (i == 2 || i == 4)
{
column = (char)(CurrentField.Column - 2);
}
else if (i == 0 || i == 6)
{
column = (char)(CurrentField.Column - 1);
}
else if (i == 1 || i == 7)
{
column = (char)(CurrentField.Column + 1);
}
else if (i == 3 || i == 5)
{
column = (char)(CurrentField.Column + 2);
}
if (row < 1 || row > 8 || column < 'A' || column > 'H')
{
continue;
}
ChessField field = board.GetField(row, column);
if (field.Status != ownStatus)
{
FieldsToMove.Add(field);
}
}
}
public override void FindFieldsToMove(ChessBoard board)
{
FieldsToMove.Clear();
FieldStatus ownStatus = Color == Color.WHITE
? FieldStatus.OCCUPIED_WITH_WHITE
: FieldStatus.OCCUPIED_WITH_BLACK;
List <int> potentialRows = new List <int>();
if (CurrentField.Row != 1)
{
potentialRows.Add(CurrentField.Row - 1);
}
potentialRows.Add(CurrentField.Row);
if (CurrentField.Row != 8)
{
potentialRows.Add(CurrentField.Row + 1);
}
List <char> potentialColumns = new List <char>();
if (CurrentField.Column != 'A')
{
potentialColumns.Add((char)((int)CurrentField.Column - 1));
}
potentialColumns.Add(CurrentField.Column);
if (CurrentField.Column != 'H')
{
potentialColumns.Add((char)((int)CurrentField.Column + 1));
}
foreach (int row in potentialRows)
{
foreach (char column in potentialColumns)
{
ChessField field = board.GetField(row, column);
if (field.Status != ownStatus)
{
FieldsToMove.Add(field);
}
}
}
}