package day17.gobang;
import java.util.Arrays;
public class GoBangGame {
public static final char BLANK='*';
public static final char BLACK='@';
public static final char WHITE='O';
public static final int MAX = 16;
private static final int COUNT = 5;
//棋盘
private char[][] board;
public GoBangGame() {
}
//开始游戏
public void start() {
board = new char[MAX][MAX];
//把二维数组都填充‘*’
for(char[] ary: board){
Arrays.fill(ary, BLANK);
}
}
public char[][] getChessBoard(){
return board;
}
public void addBlack(int x, int y) throws ChessExistException{
//@
//char blank = '*';
//System.out.println( x +"," + y + ":" + board[y][x] + "," + BLANK);
if(board[y][x] == BLANK){// x, y 位置上必须是空的才可以添棋子
board[y][x] = BLACK;
return;
}
throw new ChessExistException("已经有棋子了!");
}
public void addWhite(int x, int y)
throws ChessExistException{
if(board[y][x] == BLANK){// x, y 位置上必须是空的才可以添棋子
board[y][x] = WHITE;
return;
}
throw new ChessExistException("已经有棋子了!");
}
//chess 棋子:'@'/'O'
public boolean winOnY(char chess, int x, int y){
//先找到y方向第一个不是 blank的棋子
int top = y;
while(true){
if(y==0 || board[y-1][x]!=chess){
//如果y已经是棋盘的边缘, 或者的前一个不是chess
//就不再继续查找了
break;
}
y--;
top = y;
}
//向回统计所有chess的个数,如果是COUNT个就赢了