捕鱼达人源码Java

package fishlord; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; import java.util.Random; import javax.imageio.ImageIO; import javax.swing.JFrame; import javax.swing.JPanel; public class Fishlord { public static void main(String[] args) throws Exception { JFrame frame = new JFrame("捕鱼达人"); Pool pool = new Pool(); frame.add(pool); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);// 关闭窗口时关闭程序 frame.setSize(800, 480); frame.setLocationRelativeTo(null);// 设置窗口居中，必须放在setSize之后 frame.setResizable(false);// 不允许用户改变窗口大小 frame.setVisible(true); pool.action(); } } class Pool extends JPanel { BufferedImage background = null; Fish fish = null;; Fish[] fishs = new Fish[9]; Net net = null; int score = 0; int fontsize = 20; Font font = new Font("楷体", Font.BOLD, fontsize); Pool() throws IOException { // background = ImageIO.read(new File("bg.jpg")); //读取工程目录图片 background = ImageIO.read(getClass().getResourceAsStream( "/images/bg.jpg")); /**1）getClass().getResourceAsStream()方法读取的是src/images包下的图片 * 2）background = ImageIO.read(new File("images/bg.jpg")); * 这个方法读取的是工程CatchFish/images文件夹下的图片 */ for (int i = 0; i < 9; i++) { fish = new Fish("fish0" + (i + 1)); fishs[i] = fish; fish.start(); } } public void paint(Graphics g) { //paint什么时候调用？ //System.out.println("paint"); g.drawImage(background, 0, 0, null); for (int i = 0; i <fishs.length; i++) { Fish tempfish = fishs[i]; g.drawImage(tempfish.fishimage, tempfish.x, tempfish.y, null); } if (net.show) { g.drawImage(net.netimage, net.x - net.width / 2, net.y - net.height / 2, null); } g.setFont(font); g.setColor(Color.white); g.drawString("SCORE:", 10, 20); g.setColor(Color.red); g.drawString(" " + score, 10, 20); } public void action() throws Exception { net = new Net(); MouseAdapter m = new MouseAdapter() { public void mouseEntered(MouseEvent e) { net.show = true; } public void mouseExited(MouseEvent e) { net.show = false; } // 在鼠标移动时候执行 public void mouseMoved(MouseEvent e) { // MouseEvent 鼠标事件:鼠标事件发生时间地点人物 long time = e.getWhen(); int x = e.getX(); int y = e.getY(); // Object o=e.getSource();//发生事件的物体pool net.x = x; net.y = y; } public void mousePressed(MouseEvent e) { catchFish();// catch:抓鱼 在鼠标按下的时候，进行抓鱼操作 } }; // 在当前方法中代表当前的 这个（this）pool对象 this.addMouseListener(m); // 处理这个pool对象鼠标动作 this.addMouseMotionListener(m); net.show = true;// 调试代码 while (true) { //System.out.println("repaint"); repaint(); try { Thread.sleep(80); } catch (Exception e) { e.printStackTrace(); } } } protected void catchFish() { // 鱼在不在网的范围内？在的话就让鱼消失 for (int i = 0; i < fishs.length; i++) { fish = fishs[i]; if (fish.contains(net.x, net.y)) {// 判断在不在网的范围 fish.getOut(); score += fish.width / 10; } } } } class Fish extends Thread { int x, y, index = 0, width, height, step; BufferedImage fishimage; BufferedImage[] fishimages = new BufferedImage[9]; Random r; Fish(String fishname) throws IOException { //System.out.println("Fish()"); for (int i = 0; i < 9; i++) { // BufferedImage tempfishimage = ImageIO.read(new File(fishname + // "_0" // + (i + 1) + ".png")); BufferedImage tempfishimage = ImageIO.read(getClass() .getResourceAsStream( "/images/" + fishname + "_0" + (i + 1) + ".png")); fishimages[i] = tempfishimage; } fishimage = fishimages[index]; r = new Random();// 不写数字表示的是int范围内的一个数字 width = fishimage.getWidth(); height = fishimage.getHeight(); x = 790; y = r.nextInt(470 - height); step = r.nextInt(4) + 1; } public void run() { while (true) { try { Thread.sleep(50); index++; fishimage = fishimages[index % fishimages.length]; // 现在要动，所以要改变图片？300 x = x - step; if (x <= 0 || y <= 0 || y >= 480) getOut(); } catch (Exception e) { } } } // 检查（netx,nety）的坐标是否在鱼的范围之内 public boolean contains(int netx, int nety) { int dx = netx - x; int dy = nety - y; return dx >= 0 && dx <= width && dy >= 0 && dy <= height; } void getOut() { Random r = new Random(); x = 790; y = r.nextInt(470 - height); step = r.nextInt(4) + 1; } } class Net { // 网的位置随着鼠标指针的移动而移动 BufferedImage netimage = null; int x = 0, y = 0, width, height; boolean show;// 是否显示当前网对象 Net() throws Exception { // netimage = ImageIO.read(new File("net09.png")); netimage = ImageIO.read(getClass().getResourceAsStream( "/images/net09.png")); show = false; width = netimage.getWidth(); height = netimage.getHeight(); } }