我是android开发的初学者,我正在尝试通过讲师指导的课程来制作井字游戏。
我已经为两个玩家添加了两个获胜条件,但是我想为没有获胜者或平局添加条件。
我该怎么做?
这是我的代码:
public class MainActivity extends AppCompatActivity {
// 0 : yellow, 1 : red, empty : 2
int[] gameState = {2,2,2,2,2,2,2,2,2,};
int[][] winningPositions = {{0, 1, 2}, {3, 4, 5}, {6, 7, 8}, {0, 3, 6}, {1, 4, 7}, {2, 5, 8}, {0, 4, 8}, {2, 4, 6}};
int activePlayer = 0;
boolean gameActive = true;
public void dropIn(View view) {
ImageView counter = (ImageView) view;
int tappedCounter = Integer.parseInt(counter.getTag().toString());
if (gameState[tappedCounter] == 2 && gameActive) {
gameState[tappedCounter] = activePlayer;
counter.setTranslationY(-1500);
if (activePlayer == 0) {
counter.setImageResource(R.drawable.yellow);
activePlayer = 1;
} else {
counter.setImageResource(R.drawable.red);
activePlayer = 0;
}
counter.animate().translationYBy(1500).setDuration(400);
for (int[] winningPosition : winningPositions) {
if (gameState[winningPosition[0]] == gameState[winningPosition[1]] && gameState[winningPosition[1]] == gameState[winningPosition[2]] && gameState[winningPosition[0]] != 2) {
String winner = "";
gameActive = false;
if (activePlayer == 1) {
winner = "Yellow";
} else {
winner = "Red";
}
//Toast.makeText(this, winner + " have won!", Toast.LENGTH_SHORT).show();
Button playAgainButton = (Button) findViewById(R.id.playAgainButton);
TextView winnerTextView = (TextView) findViewById(R.id.winnerTextView);
winnerTextView.setText(winner + " has won!");
playAgainButton.setVisibility(View.VISIBLE);
winnerTextView.setVisibility(View.VISIBLE);
}
}
}
}
public void playAgain(View view){
Button playAgainButton = (Button) findViewById(R.id.playAgainButton);
TextView winnerTextView = (TextView) findViewById(R.id.winnerTextView);
playAgainButton.setVisibility(View.INVISIBLE);
winnerTextView.setVisibility(View.INVISIBLE);
GridLayout gridLayout = findViewById(R.id.gridLayout);
for(int i=0; i < gridLayout.getChildCount(); i++){
ImageView counter = (ImageView) gridLayout.getChildAt(i);
counter.setImageDrawable(null);
}
for(int i = 0; i < gameState.length; i++){
gameState[i] = 2;
}
activePlayer = 0;
gameActive = true;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
}
答案 0 :(得分:0)
这非常简单-您必须知道何时获取每个字段(有人在上面加上“ X”或“ O”) 因此,当每个领域都被占用并且没有获得任何获胜位置时-这就是平局。
从程序的角度来看:
1)当玩家1或玩家2进行移动时-计算剩下的可用字段
2)当自由字段== 0时,调用draw()函数或类似的东西
答案 1 :(得分:0)
没有条件,没有赢家,因为转牌由你决定,规则相同。
您可以使用Minimax algorithm作弊来预测玩家的下一轮。如果他们相信算法,那么只有玩家才能赢。
对于Case Player和计算机,Minimax算法也是一个不错的选择。您无法击败计算机。
此外,alpha beta algorithm得到了改善。
您可以通过Java Here来引用tictactoe窗口应用程序