/// <summary>
/// Возвращает позицию инвертированную по Y
/// </summary>
/// <param name="pos"></param>
/// <returns></returns>
public Position Reverse(Position pos)
{
byte x = pos.GetX();
byte y = pos.GetY();
y = (byte)(9 - y);
return(new Position(x, y));
}
/// <summary>
/// Получить фигуру в позиции pos
/// </summary>
/// <param name="pos"></param>
/// <returns></returns>
public Figure GetFigureAt(Position pos)
{
try
{
return(field[pos.GetX() - 1, pos.GetY() - 1]);
}
catch
{
return(null);
}
}
public MyList <Position> GetMoves(Figure figure, ChessField cf)
{
Position pos = figure.Position;
MyList <Position> l = new MyList <Position>();
int x = pos.GetX(), y = pos.GetY();
try
{
l.Add(new Position(x + 1, y + 2));
}
catch {}
try
{
l.Add(new Position(x + 1, y + -2));
}
catch { }
try
{
l.Add(new Position(x - 1, y + 2));
}
catch { }
try
{
l.Add(new Position(x - 1, y - 2));
}
catch { }
try
{
l.Add(new Position(x + 2, y + 1));
}
catch { }
try
{
l.Add(new Position(x + 2, y - 1));
}
catch { }
try
{
l.Add(new Position(x - 2, y + 1));
}
catch { }
try
{
l.Add(new Position(x - 2, y - 1));
}
catch { }
return(l);
}
public MyList <Position> GetCastling()
{
MyList <Position> castling = new MyList <Position>();
Figure fig;
int x = Position.GetX();
if (ismoved())
{
return(castling);
}
Side oppside = GetEnemySide();
int ypos = (this.Side == Side.White) ? 1 : 8;
if (chessfield.isDangerPosition(oppside, Position))
{
return(castling);
}
fig = chessfield.GetFigureAt(new Position(1, ypos));
if (fig != null &&
!chessfield.isDangerPosition(oppside, new Position(x - 1, ypos)) &&
!chessfield.isDangerPosition(oppside, new Position(x - 2, ypos)) &&
!chessfield.isDangerPosition(oppside, new Position(x - 3, ypos)) &&
!chessfield.isDangerPosition(oppside, new Position(x, ypos)) &&
!fig.ismoved() &&
chessfield.GetFigureAt(new Position(2, ypos)) == null &&
chessfield.GetFigureAt(new Position(3, ypos)) == null &&
chessfield.GetFigureAt(new Position(4, ypos)) == null)
{
castling.Add(fig.Position);
}
fig = chessfield.GetFigureAt(new Position(8, ypos));
if (fig != null &&
!chessfield.isDangerPosition(oppside, new Position(x + 1, ypos)) &&
!chessfield.isDangerPosition(oppside, new Position(x + 2, ypos)) &&
!chessfield.isDangerPosition(oppside, new Position(x, ypos)) &&
!fig.ismoved() &&
chessfield.GetFigureAt(new Position(7, ypos)) == null &&
chessfield.GetFigureAt(new Position(6, ypos)) == null)
{
castling.Add(fig.Position);
}
return(castling);
}
public bool Castle(Position pos)
{
if (!isHighlighted())
{
return(false);
}
if (!isCorrectCastling(pos))
{
return(false);
}
if (gametype == GameType.ServerGame && state == GameState.HighlightedWhite)
{
server.NewMove(highlightedfigurepos, pos);
}
if (gametype == GameType.ClientGame && state == GameState.HighlightedBlack)
{
client.NewMove(highlightedfigurepos, pos);
}
Figure fig = Field.GetFigureAt(highlightedfigurepos);
Figure rook = Field.GetFigureAt(pos);
if (pos.GetX() == 1)
{
// длинная рокировка
int y = pos.GetY();
fig.SetPosition(new Position(pos.GetX() + 2, y));
rook.SetPosition(new Position(pos.GetX() + 3, y));
}
if (pos.GetX() == 8)
{
// короткая рокировка
int y = pos.GetY();
fig.SetPosition(new Position(pos.GetX() - 1, y));
rook.SetPosition(new Position(pos.GetX() - 2, y));
}
switch (state)
{
case GameState.HighlightedBlack:
state = GameState.WaitWhite;
break;
case GameState.HighlightedWhite:
state = GameState.WaitBlack;
break;
}
return(true);
}
public bool InMoveAttack(Position pos)
{
if (!isHighlighted())
{
return(false);
}
if (!isCorrectInMoveAttack(pos))
{
return(false);
}
if (inmoveattacks.Contains(pos))
{
if (gametype == GameType.ServerGame && state == GameState.HighlightedWhite)
{
server.NewMove(highlightedfigurepos, pos);
}
if (gametype == GameType.ClientGame && state == GameState.HighlightedBlack)
{
client.NewMove(highlightedfigurepos, pos);
}
Figure fig = Field.GetFigureAt(highlightedfigurepos);
int delta = (fig.Side == Side.Black) ? +1 : -1;
fig.SetPosition(new Position(pos.GetX(), pos.GetY() - delta));
Figure killedfig = Field.GetFigureAt(pos);
Field.Kill(killedfig);
}
switch (state)
{
case GameState.HighlightedBlack:
state = GameState.WaitWhite;
break;
case GameState.HighlightedWhite:
state = GameState.WaitBlack;
break;
}
return(true);
}
public MyList <Position> GetMoves(Figure figure, ChessField cf)
{
Position pos = figure.Position;
MyList <Position> l = new MyList <Position>();
switch (figure.GetFigureType())
{
case FigureTypes.King:
{
if (pos.GetX() > 1)
{
l.Add(new Position(pos.GetX() - 1, pos.GetY()));
}
if (pos.GetX() < 8)
{
l.Add(new Position(pos.GetX() + 1, pos.GetY()));
}
break;
}
default: // Bishop, Queen & etc.
{
// +
for (int i = pos.GetX() + 1; i <= 8; i++)
{
l.Add(new Position(i, pos.GetY()));
if (cf.GetFigureAt(new Position(i, pos.GetY())) != null)
{
break;
}
}
// --
for (int i = pos.GetX() - 1; i > 0; i--)
{
l.Add(new Position(i, pos.GetY()));
if (cf.GetFigureAt(new Position(i, pos.GetY())) != null)
{
break;
}
}
break;
}
}
return(l);
}
public MyList <Position> GetMoves(Figure figure, ChessField cf)
{
Position pos = figure.Position, tmppos;
MyList <Position> l = new MyList <Position>();
switch (figure.GetFigureType())
{
case FigureTypes.Pawn:
{
if (figure.Side == Side.Black)
{
pos = figure.Reverse(pos);
}
if (pos.GetY() < 8)
{
if (pos.GetX() < 8)
{
tmppos = new Position(pos.GetX() + 1, pos.GetY() + 1);
l.Add(figure.Side == Side.White ? tmppos : figure.Reverse(tmppos));
}
if (pos.GetX() > 1)
{
tmppos = new Position(pos.GetX() - 1, pos.GetY() + 1);
l.Add(figure.Side == Side.White ? tmppos : figure.Reverse(tmppos));
}
}
break;
}
case FigureTypes.King:
{
int x, y;
x = pos.GetX();
y = pos.GetY();
if (x < 8)
{
if (y < 8)
{
l.Add(new Position(x + 1, y + 1));
}
if (y > 1)
{
l.Add(new Position(x + 1, y - 1));
}
}
if (x > 1)
{
if (y < 8)
{
l.Add(new Position(x - 1, y + 1));
}
if (y > 1)
{
l.Add(new Position(x - 1, y - 1));
}
}
break;
}
default:
{
for (int i = pos.GetX() + 1, j = pos.GetY() + 1; i <= 8 && j <= 8; i++, j++)
{
l.Add(new Position(i, j));
if (cf.GetFigureAt(new Position(i, j)) != null)
{
break;
}
}
for (int i = pos.GetX() - 1, j = pos.GetY() - 1; i >= 1 && j >= 1; i--, j--)
{
l.Add(new Position(i, j));
if (cf.GetFigureAt(new Position(i, j)) != null)
{
break;
}
}
for (int i = pos.GetX() + 1, j = pos.GetY() - 1; i <= 8 && j >= 1; i++, j--)
{
l.Add(new Position(i, j));
if (cf.GetFigureAt(new Position(i, j)) != null)
{
break;
}
}
for (int i = pos.GetX() - 1, j = pos.GetY() + 1; i >= 1 && j <= 8; i--, j++)
{
l.Add(new Position(i, j));
if (cf.GetFigureAt(new Position(i, j)) != null)
{
break;
}
}
break;
}
}
return(l);
}
/// <summary>
/// Получить фигуру в позиции pos
/// </summary>
/// <param name="pos"></param>
/// <returns></returns>
public Figure GetFigureAt(Position pos)
{
try
{
return field[pos.GetX() - 1, pos.GetY() - 1];
}
catch
{
return null;
}
}
public MyList <Position> GetMoves(Figure figure, ChessField cf)
{
Position pos = figure.Position;
Position tmppos;
MyList <Position> l = new MyList <Position>();
switch (figure.GetFigureType())
{
case FigureTypes.Pawn:
{
if (figure.Side == Side.Black)
{
pos = figure.Reverse(pos);
}
if (pos.GetY() == 2)
{
Position middlepos = new Position(pos.GetX(), pos.GetY() + 1);
middlepos = figure.Side == Side.White ? middlepos : figure.Reverse(middlepos);
if (cf.GetFigureAt(middlepos) == null)
{
tmppos = new Position(pos.GetX(), pos.GetY() + 2);
l.Add(figure.Side == Side.White ? tmppos : figure.Reverse(tmppos));
}
}
int y = pos.GetY();
if (y + 1 < 9)
{
tmppos = new Position(pos.GetX(), y + 1);
l.Add(figure.Side == Side.White ? tmppos : figure.Reverse(tmppos));
}
break;
}
case FigureTypes.King:
{
if (pos.GetY() > 1)
{
l.Add(new Position(pos.GetX(), pos.GetY() - 1));
}
if (pos.GetY() < 8)
{
l.Add(new Position(pos.GetX(), pos.GetY() + 1));
}
break;
}
default: // Bishop, Queen & etc.
{
// +
for (int i = pos.GetY() + 1; i <= 8; i++)
{
l.Add(new Position(pos.GetX(), i));
if (cf.GetFigureAt(new Position(pos.GetX(), i)) != null)
{
break;
}
}
//--
for (int i = pos.GetY() - 1; i > 0; i--)
{
l.Add(new Position(pos.GetX(), i));
if (cf.GetFigureAt(new Position(pos.GetX(), i)) != null)
{
break;
}
}
break;
}
}
return(l);
}
public bool Castle(Position pos)
{
if (!isHighlighted())
return false;
if (!isCorrectCastling(pos))
return false;
if (gametype == GameType.ServerGame && state == GameState.HighlightedWhite)
{
server.NewMove(highlightedfigurepos, pos);
}
if (gametype == GameType.ClientGame && state == GameState.HighlightedBlack)
{
client.NewMove(highlightedfigurepos, pos);
}
Figure fig = Field.GetFigureAt(highlightedfigurepos);
Figure rook = Field.GetFigureAt(pos);
if (pos.GetX() == 1)
{
// длинная рокировка
int y = pos.GetY();
fig.SetPosition(new Position(pos.GetX() + 2, y));
rook.SetPosition(new Position(pos.GetX() + 3, y));
}
if (pos.GetX() == 8)
{
// короткая рокировка
int y = pos.GetY();
fig.SetPosition(new Position(pos.GetX() - 1, y));
rook.SetPosition(new Position(pos.GetX() - 2, y));
}
switch (state)
{
case GameState.HighlightedBlack:
state = GameState.WaitWhite;
break;
case GameState.HighlightedWhite:
state = GameState.WaitBlack;
break;
}
return true;
}
public bool InMoveAttack(Position pos)
{
if (!isHighlighted())
return false;
if (!isCorrectInMoveAttack(pos))
return false;
if (inmoveattacks.Contains(pos))
{
if (gametype == GameType.ServerGame && state == GameState.HighlightedWhite)
{
server.NewMove(highlightedfigurepos, pos);
}
if (gametype == GameType.ClientGame && state == GameState.HighlightedBlack)
{
client.NewMove(highlightedfigurepos, pos);
}
Figure fig = Field.GetFigureAt(highlightedfigurepos);
int delta = (fig.Side == Side.Black) ? +1 : -1;
fig.SetPosition(new Position(pos.GetX(), pos.GetY()-delta));
Figure killedfig = Field.GetFigureAt(pos);
Field.Kill(killedfig);
}
switch (state)
{
case GameState.HighlightedBlack:
state = GameState.WaitWhite;
break;
case GameState.HighlightedWhite:
state = GameState.WaitBlack;
break;
}
return true;
}