public void init() throws Exception {
table = ImageIO.read(new File("image/board.jpg"));
black = ImageIO.read(new File("image/black.gif"));
white = ImageIO.read(new File("image/white.gif"));
selected = ImageIO.read(new File("image/selected.gif"));
// 把每个元素赋为"╋"，用于在控制台画出棋盘
for (int i = 0; i < BOARD_SIZE; i++) {
for (int j = 0; j < BOARD_SIZE; j++) {
board[i][j] = "╋";
}
}
chessBoard.setPreferredSize(new Dimension(TABLE_WIDTH, TABLE_HETGHT));
chessBoard.addMouseListener(
new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
// 将用户鼠标事件的座标转换成棋子数组的座标。
int xPos = (int) ((e.getX() - X_OFFSET) / RATE);
int yPos = (int) ((e.getY() - Y_OFFSET) / RATE);
board[xPos][yPos] = "●";
/*
电脑随机生成2个整数，作为电脑下棋的座标，赋给board数组。
还涉及:
1.如果下棋的点已经棋子，不能重复下棋。
2.每次下棋后，需要扫描谁赢了
*/
chessBoard.repaint();
}
// 当鼠标退出棋盘区后，复位选中点座标
public void mouseExited(MouseEvent e) {
selectedX = -1;
selectedY = -1;
chessBoard.repaint();
}
});
chessBoard.addMouseMotionListener(
new MouseMotionAdapter() {
// 当鼠标移动时，改变选中点的座标
public void mouseMoved(MouseEvent e) {
selectedX = (e.getX() - X_OFFSET) / RATE;
selectedY = (e.getY() - Y_OFFSET) / RATE;
chessBoard.repaint();
}
});
f.add(chessBoard);
f.pack();
f.setVisible(true);
}
