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java - TicTacToe 需要更好的逻辑

转载 作者:行者123 更新时间:2023-11-30 08:13:51 25 4
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我正在使用 Java Swing 实现一个 TicTacToe GUI 应用程序。当前获胜的逻辑是:

JButton[] button = new JButton[9];
boolean win = false;
//logic for player's win
if (button[0].getText() == button[1].getText() && button[1].getText() == button[2].getText() && button[0].getText() != "") {
Won = true;
} else if (button[3].getText() == button[4].getText() && button[4].getText() == button[5].getText() && button[3].getText() != "") {
Won = true;
} else if (button[6].getText() == button[7].getText() && button[7].getText() == button[8].getText() && button[6].getText() != "") {
Won = true;
} else if (button[0].getText() == button[3].getText() && button[3].getText() == button[6].getText() && button[0].getText() != "") {
Won = true;
} else if (button[1].getText() == button[4].getText() && button[4].getText() == button[7].getText() && button[1].getText() != "") {
Won = true;
} else if (button[2].getText() == button[5].getText() && button[5].getText() == button[8].getText() && button[2].getText() != "") {
Won = true;
} else if (button[0].getText() == button[4].getText() && button[4].getText() == button[8].getText() && button[0].getText() != "") {
Won = true;
} else if (button[2].getText() == button[4].getText() && button[4].getText() == button[6].getText() && button[2].getText() != "") {
Won = true;
}

这看起来有点笨拙。玩家获胜有更好的逻辑吗?

最佳答案

所以,你所拥有的(本质上)是一个二维矩阵(好吧,它是一个虚拟的矩阵,但这使得它更容易思考)......

您需要的是一种可以从给定的行和列开始搜索此矩阵的三个单元格的方法。

因此,给定一个起点,您还需要提供有关您想要搜索的方向的信息(有时,您想要向后搜索),可能类似于...

public boolean matrixWin(int row, int col, int rowDelta, int colDelta) {

boolean win = false;
String value = button[(row * 3) + col].getText();
if (!value.isEmpty()) {
win = true;
for (int count = 1; count < 3; count++) {
row += rowDelta;
col += colDelta;
String test = button[(row * 3) + col].getText();
if (test.isEmpty() || !test.equals(value)) {
win = false;
break;
}
}
}
return win;

}

这基本上是获取第一个单元格的值,如果它不为空,它开始在矩阵中移动,基于增量值,并检查每个其他单元格以查看它是否不为空或者它是否与值匹配第一个单元格。

好吧,这很酷,但我懒得尝试设置我可能想检查的每个排列,所以相反,我会制作一些辅助方法...

基本上,您要检查水平获胜的三行、垂直获胜的三列以及左对角线或右对角线...

public boolean horizontalWin(int row) {
return matrixWin(row, 0, 0, 1);
}

public boolean verticalWin(int col) {
return matrixWin(0, col, 1, 0);
}

public boolean leftDiagonalWin() {
return matrixWin(0, 0, 1, 1);
}

public boolean rightDiagonalWin() {
return matrixWin(0, 2, 1, -1);
}

但即便如此,除非我想知道哪一行/列/对角线实际上赢了,否则我会让它变得更容易......

public boolean horizontalWins() {

int row = 0;
boolean win = false;
do {
win = horizontalWin(row);
row++;
} while (row < 3 && !win);

return win;

}

public boolean verticalWins() {

int col = 0;
boolean win = false;
do {
win = verticalWin(col);
col++;
} while (col < 3 && !win);

return win;

}

然后你可以开始...

public boolean didWin() {

return horizontalWins() || verticalWins() || leftDiagonalWin() || rightDiagonalWin();

}

是的,一个方法调用,但您仍然有能力准确地确定“如何”

关于java - TicTacToe 需要更好的逻辑,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/29788054/

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