// Gets the AI's next move giving the current state of the board
private void getAIMove(GameBoard board) {
// Send the board to the AI for it to determine and return the move in an array {x,y}
int[] move = ai.move(board, aiMark);
TextView cell = null;
// Determine the right cell to use by id first go to the right row then the right column
switch (move[0]) {
case 0:
switch (move[1]) {
case 0:
cell = (TextView) findViewById(R.id.cell11);
break;
case 1:
cell = (TextView) findViewById(R.id.cell12);
break;
case 2:
cell = (TextView) findViewById(R.id.cell13);
break;
}
break;
case 1:
switch (move[1]) {
case 0:
cell = (TextView) findViewById(R.id.cell21);
break;
case 1:
cell = (TextView) findViewById(R.id.cell22);
break;
case 2:
cell = (TextView) findViewById(R.id.cell23);
break;
}
break;
case 2:
switch (move[1]) {
case 0:
cell = (TextView) findViewById(R.id.cell31);
break;
case 1:
cell = (TextView) findViewById(R.id.cell32);
break;
case 2:
cell = (TextView) findViewById(R.id.cell33);
break;
}
break;
}
// Make sure there's nothing already in the cell
// then place the mark with the ai's Mark, increment move count
// and check to see if the game's over
if (cell != null && cell.getText() == "") {
board.placeMark(move[0], move[1], aiMark);
cell.setText(aiMark);
moveCount++;
isOver = checkEnd(aiMark);
}
}
public void actionPerformed(ActionEvent e) {
// initial for icon and mark
if (countMove % 2 == 0) {
mark = "X";
markIcon = new ImageIcon(this.getClass().getResource("x.png"));
} else {
mark = "O";
markIcon = new ImageIcon(this.getClass().getResource("o.png"));
}
// handle for move(set mark and icon for player's move)
if (isLastMove()) { // check if ai already win
// check if button already fill
} else if (((e.getSource() == button1) && (button1Desc != null))
|| ((e.getSource() == button2) && (button2Desc != null))
|| ((e.getSource() == button3) && (button3Desc != null))
|| ((e.getSource() == button4) && (button4Desc != null))
|| ((e.getSource() == button5) && (button5Desc != null))
|| ((e.getSource() == button6) && (button6Desc != null))
|| ((e.getSource() == button7) && (button7Desc != null))
|| ((e.getSource() == button8) && (button8Desc != null))
|| ((e.getSource() == button9) && (button9Desc != null))) {
} else { // make move
if (e.getSource() == button1) {
button1Desc = mark;
button1.setIcon(markIcon);
} else if (e.getSource() == button2) {
button2Desc = mark;
button2.setIcon(markIcon);
} else if (e.getSource() == button3) {
button3Desc = mark;
button3.setIcon(markIcon);
} else if (e.getSource() == button4) {
button4Desc = mark;
button4.setIcon(markIcon);
} else if (e.getSource() == button5) {
button5Desc = mark;
button5.setIcon(markIcon);
} else if (e.getSource() == button6) {
button6Desc = mark;
button6.setIcon(markIcon);
} else if (e.getSource() == button7) {
button7Desc = mark;
button7.setIcon(markIcon);
} else if (e.getSource() == button8) {
button8Desc = mark;
button8.setIcon(markIcon);
} else if (e.getSource() == button9) {
button9Desc = mark;
button9.setIcon(markIcon);
}
countMove += 1;
// set navigate text
if (theChoice == 1) {
if (isLastMove()) { // check if player already win
navigateText.setText(" You Win!!! ");
navigateText.setFont(fontDone);
} else if (countMove == 9) {
navigateText.setText(" Draw!!! ");
navigateText.setFont(fontDone);
} else {
// make ai move
AI aiMove = new AI();
aiMove.move();
if (isLastMove()) { // check ai win
navigateText.setText(" You Lose!!! ");
navigateText.setFont(fontDone);
}
}
} else {
if (countMove % 2 == 0) {
if (isLastMove()) {
navigateText.setText(" O Win!!! ");
navigateText.setFont(fontDone);
} else {
navigateText.setText(" X Turn ");
}
} else {
if (isLastMove()) {
navigateText.setText(" X Win!!! ");
navigateText.setFont(fontDone);
} else if (countMove == 9) {
navigateText.setText(" Draw!!! ");
navigateText.setFont(fontDone);
} else {
navigateText.setText(" O Turn ");
}
}
}
}
}
