public Draught clone()
{
Draught d = new Draught(isBlack(), this.pos);
d._isKing = this._isKing;
return(d);
}
public static bool needAttack(Draught d, List <Draught> list)
{
List <Position> listPos = d.getAttackMoves();
foreach (Draught dr in list)
{
foreach (Position p in listPos)
{
if (dr != d && dr.isBlack() != d.isBlack() && dr.isMyPosition(p) && canAttack(d, p, list))
{
return(true);
}
}
}
return(false);
}
public static bool canMove(Draught from, Position to, List <Draught> list)
{
if (needAttack(from, list))
{
return(isAttack(from, to, list));
}
else
{
foreach (Draught d in list)
{
if (d.isMyPosition(to))
{
return(false);
}
}
return(from.canMoveTo(to));
}
}
private int attack(Draught d, List <Draught> list)
{
List <Position> pos = d.getAttackMoves();
foreach (Position p in pos)
{
if (Arbiter.canAttack(d, p, list))
{
Position to = new Position();
to.x = p.x - d.getPosition().x > 0 ? p.x + 1 : p.x - 1;
to.y = p.y - d.getPosition().y > 0 ? p.y + 1 : p.y - 1;
List <Draught> newList = copyList(list);
newList.Remove(Arbiter.findDraught(p, newList));
Arbiter.findDraught(d.getPosition(), newList).moveTo(to);
return(POINTS_FOR_EAT + (Arbiter.findDraught(to, newList).isKing() != d.isKing()?POINTS_FOR_KING:0) + attack(Arbiter.findDraught(to, newList), newList));
}
}
return(checkDraught(d.getPosition(), list));
}
public void turnAI()
{
Turn t = comp.doTurn(draughts);
if (t.d.getPosition().x != -1)
{
select = t.d;
if (t.isAttack)
{
aiAttack(t.to);
while (Arbiter.getDraughtsNeedToMove(isBlackTurn, draughts) != null)
{
Turn tur = comp.doTurn(draughts);
if (tur.d.getPosition().x != -1)
{
select = tur.d;
aiAttack(tur.to);
}
else
{
mw.errorMessage();
}
}
}
else
{
moveTo(t.to);
}
if (Arbiter.isVictory(isBlackTurn, draughts))
{
mw.victoryMessage();
}
}
else
{
mw.errorMessage();
}
isBlackTurn = !isBlackTurn;
}
public static bool canAttack(Draught from, Position attacked, List <Draught> list)
{
Position to = new Position((from.getPosition().x - attacked.x > 0 ? attacked.x - 1 : attacked.x + 1), (from.getPosition().y - attacked.y > 0 ? attacked.y - 1 : attacked.y + 1));
if (to.x > 7 || to.x < 0 || to.y > 7 || to.y < 0)
{
return(false);
}
List <Position> pos = from.getRoutTo(to);
if (pos == null)
{
return(false);
}
bool isFind = false;
foreach (Draught d in list)
{
if (d.isMyPosition(attacked) && d.isBlack() != from.isBlack())
{
isFind = true;
}
}
if (!isFind)
{
return(false);
}
foreach (Draught d in list)
{
foreach (Position p in pos)
{
if (!d.isMyPosition(attacked) && d.isMyPosition(p))
{
return(false);
}
}
}
return(true);
}
public static bool isAttack(Draught attacker, Position to, List <Draught> list)
{
if (!attacker.canMoveWithAttack(to))
{
return(false);
}
Position attacked = new Position();
attacked.x = to.x - attacker.getPosition().x > 0 ? to.x - 1 : to.x + 1;
attacked.y = to.y - attacker.getPosition().y > 0 ? to.y - 1 : to.y + 1;
if (attacker.isMyPosition(attacked))
{
return(false);
}
foreach (Draught d in list)
{
if (d.isMyPosition(attacked))
{
return(canAttack(attacker, attacked, list));
}
}
return(false);
}
public void startOfTurn(Position pos)
{
attackers = Arbiter.getDraughtsNeedToMove(isBlackTurn, draughts);
select = Arbiter.findDraught(pos, draughts);
}
public Turn(Draught d, bool isAttack, Position to)
{
this.d = d;
this.isAttack = isAttack;
this.to = to;
}