我正在创建一个迷宫生成应用程序。我想要发生的是，当我运行我的程序时，它将显示关于如何创建迷宫的动画（它将显示它如何敲击墙来创建路径）。
我试图延迟它的某些部件，但它不会运行。谢谢你的巨大帮助！ 这是代码：
public class Maze extends JPanel {
private Room[][] rooms;// m x n matrix of rooms
private ArrayList<Wall> walls; // List of walls
private Random rand;// for random wall
private int height;// height of matrix
private int width;// width of matrix
private int num;// incrementor
private JoinRoom ds;// union paths
// paint methods //
private int x_cord; // x-axis rep
private int y_cord;// y-axis rep
private int roomSize;
private int randomWall;
private int create;
int mazectr;
public static int m;// these are variables for the size of maze (m x n)
public static int n;
public Maze(int m, int n) {
JPanel j = new JPanel();
final JFrame f = new JFrame();
this.height = m;
this.width = n;
rooms = new Room[m][n];
walls = new ArrayList<Wall>((m - 1) * (n - 1));
long startTime = System.currentTimeMillis();
generateRandomMaze();
long endTime = System.currentTimeMillis();
final JLabel jl = new JLabel("Time Taken: " + (endTime-startTime) + "ms");
final JButton y = new JButton("OK");
j.add(jl);
j.add(y);
f.add(j);
y.addActionListener(new ActionListener(){
public void actionPerformed (ActionEvent e)
{
f.setVisible(false);
}
});
f.setVisible(true);
f.setSize(100, 100);
//jl.setLocation(1000, 1500);
//jl.setBounds(0, 0, 110, 130);
setPreferredSize(new Dimension(800, 700));
}
private void generateRandomMaze() {
generateInitialRooms();// see next method
ds = new JoinRoom(width * height);
rand = new Random(); // here is the random room generator
num = width * height;
while (num > 1) {
// when we pick a random wall we want to avoid the borders getting eliminated
randomWall = rand.nextInt(walls.size());
Wall temp = walls.get(randomWall);
// we will pick two rooms randomly
int roomA = temp.currentRoom.y + temp.currentRoom.x * width;
int roomB = temp.nextRoom.y + temp.nextRoom.x * width;
// check roomA and roomB to see if they are already members
if (ds.find(roomA) != ds.find(roomB)) {
walls.remove(randomWall);
ds.unionRooms(ds.find(roomA), ds.find(roomB));
temp.isGone = true;
temp.currentRoom.adj.add(temp.nextRoom);
temp.nextRoom.adj.add(temp.currentRoom);
num--;
}// end of if
}// end of while
}
// name the room to display
private int roomNumber = 0;
private static Label input;
private static Label input2;
/**
* Sets the grid of rooms to be initially boxes
* This is self explanitory, we are only creating an reverse L for all
* The rooms and there is an L for the border
*/
private void generateInitialRooms() {
for (int i = 0; i < height; i++) {
for (int j = 0; j < width; j++) {
// create north walls
rooms[i][j] = new Room(i, j);
if (i == 0) {
rooms[i][j].north = new Wall(rooms[i][j]);
} else {
rooms[i][j].north = new Wall(rooms[i - 1][j], rooms[i][j]);
walls.add(rooms[i][j].north);
}
if (i == height - 1) {
rooms[i][j].south = new Wall(rooms[i][j]);
}
if (j == 0) {
rooms[i][j].west = new Wall(rooms[i][j]);
} else {
rooms[i][j].west = new Wall(rooms[i][j - 1], rooms[i][j]);
walls.add(rooms[i][j].west);
}
if (j == width - 1) {
rooms[i][j].east = new Wall(rooms[i][j]);
}
rooms[i][j].roomName = roomNumber++;// we will name the rooms
}
}
// initalize entrance and exit
rooms[0][0].west.isGone = true;// you can replace .west.isGone with .north.isGone
// this is just saying the roomName for top left is 0
rooms[0][0].roomName = 0;
// we will remove the south wall of the last room
rooms[height - 1][width - 1].south.isGone = true;
// this is just saying the roomName for bottom right is the last element in the mxn room matrix
rooms[height - 1][width - 1].roomName = (height * width);
}
public void paintComponent(Graphics g) {
x_cord = 40;
y_cord = 40;
Thread t = new Thread();
// could have taken height as well as width
// just need something to base the roomsize
roomSize = (width - x_cord) / width + 20;
// temp variables used for painting
int x = x_cord;
int y = y_cord;
for (int i = 0; i <= height - 1; i++) {
for (int j = 0; j <= width - 1; j++) {
if (!(rooms[i][j].north.isGone)) {
g.drawLine(x, y, x + roomSize, y);
}//end of north if
// west wall not there draw the line
if (rooms[i][j].west.isGone == false) {
g.drawLine(x, y, x, y + roomSize);
}// end of west if
if ((i == height - 1) && rooms[i][j].south.isGone == false) {
g.drawLine(x, y + roomSize, x + roomSize,
y + roomSize);
}// end of south if
if ((j == width - 1) && rooms[i][j].east.isGone == false) {
g.drawLine(x + roomSize, y, x + roomSize,
y + roomSize);
}// end of east if
x += roomSize;// change the horizontal
try
{
Thread.sleep(50);
} catch (Exception e) {};
t.start();
}// end of inner for loop
x = x_cord;
y += roomSize;
}// end of outer for loop
}
public static void main(String[] args) throws IOException {
// use JFrame to put the created panel on
String path = "E:\\Iskul\\trys\\tryy\\bin\\GUI.jpg";
File file = new File("E:\\Iskul\\trys\\tryy\\bin\\GUI.jpg");
BufferedImage image = ImageIO.read(file);
File fileRec = new File("E:\\Iskul\\trys\\tryy\\bin\\re.jpg");
BufferedImage imageRec = ImageIO.read(fileRec);
File fileHex = new File("E:\\Iskul\\trys\\tryy\\bin\\hexx.jpg");
BufferedImage imageHex = ImageIO.read(fileHex);
final JFrame frame = new JFrame("Prim's Algorithm");
final JPanel jp = new JPanel();
final JTextField input = new JTextField(10);
final JTextField input2 = new JTextField(10);
final JButton jb = new JButton(new ImageIcon(imageRec));
jb.setBorder(BorderFactory.createEmptyBorder());
final JButton jb1 = new JButton(new ImageIcon(imageHex));
jb1.setBorder(BorderFactory.createEmptyBorder());
final JLabel label = new JLabel(new ImageIcon(image));
jb.setLocation(100, 10);
frame.getContentPane().add(label);
frame.pack();
frame.setVisible(true);
frame.setSize(400, 200);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(new Dimension(795, 501));
jp.add(input);
jp.add(input2);
frame.add(jp);
jp.add(jb);
jp.add(jb1);
//jb.setImage(image);
jb.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
//int mazectr = 1;
int m = Integer.valueOf(input.getText());
int n = Integer.valueOf(input2.getText());
frame.remove(label);
frame.remove(jp);
//frame.add(new Maze(m,n));
frame.getContentPane().add(new Maze(m, n));
frame.pack();
}});
jb1.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
//int m = Integer.valueOf(input.getText());
//int n = Integer.valueOf(input2.getText());
Hexa1 hexa = new Hexa1();
hexa.main();
//hexa.run();
}
});
}}// end of main
答案 0 :(得分：0)
你的代码不会工作，你不能在Paint方法中睡觉，因为如果你这样做，他不会画，他只是等待，最后他会画出你的整个图像。
如果你想做一个很好的效果，你应该先拉一步，但你应该意识到这需要做很多工作......