大鱼吃小鱼参考代码

package t7; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.Point; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.image.BufferedImage; import java.util.ArrayList; import java.util.List; import java.util.Random; import javax.swing.JButton; import javax.swing.JPanel; public class FishPanel extends JPanel { int count=0; //计时数字 Random rand = new Random(); public static Fish myFish; Fish btn_start; //获取所有的系统鱼集合 public static List<Fish> fishList = FishUtil.getFishList(null); public static boolean isStart=false ; @Override protected void paintComponent(Graphics g) { if(isStart){ drawBg(g); drawMyFish(g); drawSysFish(g); drawScore(g); repaint(); }else{ drawStart(g); repaint(); } } /** * 画开始图片 */ private void drawStart(Graphics g) { // 画出下部分背景图片 g.drawImage(FishUtil.IMAGES.get("haidishijie.jpg"), 0, 0, 1024, 673, this); BufferedImage img = FishUtil.IMAGES.get("btn_play.png").getSubimage(0, 0, 179, 75); g.drawImage(img, (FishUtil.WINDOW_WIDTH - 179) / 2, (FishUtil.WINDOW_HEIGHT - 75) / 2, this); btn_start = new Fish(); btn_start.setX((FishUtil.WINDOW_WIDTH - 179) / 2); btn_start.setY((FishUtil.WINDOW_HEIGHT - 75) / 2); btn_start.setW(img.getWidth()); btn_start.setH(img.getHeight()); } /** * @param g */ private void drawBg(Graphics g) { // 获得背景图片 BufferedImage bg = FishUtil.IMAGES.get("backgroundpicture.jpg"); // 画背景图，根据背景图的宽高，可以缩放 g.drawImage(bg, 0, 0, bg.getWidth(), bg.getHeight(), this); } /** * @param g */ private void drawMyFish(Graphics g) { // 画自己的鱼 //画player的myFish的初始图片 BufferedImage cutImage = null; //System.out.println(myFish.getIndex()); //BufferedImage cutImage = image.getSubimage(myFish.getIndex()*myFish.getW(), 0, myFish.getW(), myFish.getH()); if(myFish.getIndex()>=myFish.getMaxIndex()){ //截取源图片里的某一段，变成一条完整的鱼 cutImage = myFish.getImg().getSubimage(myFish.getW() * (myFish.getIndex()-2), 0, myFish.getW(), myFish.getH()); }else{ //System.out.println(myFish.getW()); //System.out.println(myFish.getIndex()); cutImage = myFish.getImg().getSubimage(myFish.getW() * myFish.getIndex(), 0, myFish.getW(), myFish.getH()); } //处理镜像图片 if(myFish.getState().equals(FishUtil.STATE_SWIM)&&myFish.getDirection()==FishUtil.DIRECTION_RIGHT){ cutImage = FishUtil.getOppoImage(cutImage); } if(myFish.getState().equals(FishUtil.STATE_EAT)&&myFish.getDirection()==FishUtil.DIRECTION_RIGHT){ cutImage = FishUtil.getOppoImage(cutImage); } if(myFish.getState().equals(FishUtil.STATE_TURN)&&myFish.getDirection()==FishUtil.DIRECTION_LEFT){ cutImage = FishUtil.getOppoImage(cutImage); } g.drawImage(cutImage,myFish.getPosition().x,myFish.getPosition().y,myFish.getW()/3,myFish.getH()/3,this); //在鱼上画边框 g.setColor(Color.red); g.drawRect(myFish.getHurtArea().x, myFish.getHurtArea().y, myFish.getHurtArea().width, myFish.getHurtArea().height); } /** * @param g */ private void drawSysFish(Graphics g) { for (Fish sysFish : fishList) { // 截取鱼图片中的某一段 BufferedImage subImg = null; //如果当前读的鱼图片的索引，大于或等于最大的索引值 if(sysFish.getIndex()>=sysFish.getMaxIndex()){ //截取源图片里的某一段，变成一条完整的鱼 subImg = sysFish.getImg().getSubimage(sysFish.getW() * (sysFish.getIndex()-2), 0, sysFish.getW(),sysFish.getH()); }else{ System.out.println(sysFish.getNum()); System.out.println(sysFish.getImg().getWidth()); System.out.println(sysFish.getW()); System.out.println(sysFish.getIndex()); System.out.println("11111111111111111111"); subImg = sysFish.getImg().getSubimage(sysFish.getW() * sysFish.getIndex(), 0, sysFish.getW(),sysFish.getH()); } //根据方向判断是要镜像 if(sysFish.getState().equals(FishUtil.STATE_SWIM)&&sysFish.getDirection() == FishUtil.DIRECTION_RIGHT){ subImg = FishUtil.getOppoImage(subImg); } if(sysFish.getState().equals(FishUtil.STATE_TURN)&&sysFish.getDirection()==FishUtil.DIRECTION_LEFT){ subImg = FishUtil.getOppoImage(subImg); } //所有截取的图片在游戏第一关都除以3缩放了 //后面关卡如果升级，可以再设置系数，让显示在面板上的图片增大 g.drawImage(subImg, sysFish.getPosition().x, sysFish.getPosition().y, sysFish.getW()/3, sysFish.getH()/3, this); //显示野鱼区域的框 g.setColor(Color.yellow); g.drawRect(sysFish.getHurtArea().x, sysFish.getHurtArea().y, sysFish.getHurtArea().width,sysFish.getHurtArea().height); } } /** * @param g */ private void drawScore(Graphics g) { //在面板的左上角绘制当前玩家鱼的分数 g.setColor(Color.red); g.setFont(new Font("黑体",Font.BOLD|Font.ITALIC,50)); g.drawString(myFish.getScore()+"", 80, 80); // 读取所有的系统鱼集合，画系统的鱼 } /** * 鱼移动的方法 */ public void fishMove(){ if( myFish.getIndex() == myFish.getMaxIndex()){ //当玩家鱼处于Eat状态，图片也放到了最后一张，应马上转换到Swim状态 if(myFish.getState().equals(FishUtil.STATE_EAT)){ myFish.setState(FishUtil.STATE_SWIM); } //当玩家鱼处于Turn状态，图片到了最后一张，应马上转为Swim if(myFish.getState().equals(FishUtil.STATE_TURN)){ myFish.setState(FishUtil.STATE_SWIM); } myFish.setIndex(0); }else{ //否则，索引往后加 int index = myFish.getIndex() + 1; myFish.setIndex(index); } //改变每条野鱼的Index for (Fish sysFish : fishList){ if(sysFish.getIndex()==sysFish.getMaxIndex()){ //已经放映到最后一张图片时，需要判断状态 //若是turn状态，必须回到swim状态 if(sysFish.getState().equals(FishUtil.STATE_TURN)){ sysFish.setState(FishUtil.STATE_SWIM); } sysFish.setIndex(0); }else{ //否则，索引往后加 int index = sysFish.getIndex() + 1; sysFish.setIndex(index); } //还需改变每条鱼的point //f.setPoint(new Point(f.getPoint().x,f.getPoint().y-10)); //游动到目的地，x,y分别需要移动的距离 int dx = sysFish.getDestination().x-sysFish.getPosition().x; int dy = sysFish.getDestination().y-sysFish.getPosition().y; //真实距离 double d = Math.sqrt(Math.pow(dx,2)+Math.pow(dy,2)); //x,y 相对d 的比率 double rateX = dx/d; double rateY = dy/d; //每0.1秒在x，与y轴移动的距离=比率*速度 int sx = (int)(rateX * FishUtil.getSysFish().getSpeed()); int sy = (int)(rateY * FishUtil.getSysFish().getSpeed()); //获取移动后鱼的坐标 int newX = sysFish.getPosition().x+sx; int newY = sysFish.getPosition().y+sy; if(Math.abs(sysFish.getDestination().x-newX)<=5){ //已经到达了目的地 //产生新目的地 int x = rand.nextInt(FishUtil.WINDOW_WIDTH-sysFish.getW()); int y = rand.nextInt(FishUtil.WINDOW_HEIGHT-sysFish.getH()); sysFish.setDestination(new Point(x,y)); //产生了新目标，又有可能需要转变方向 //f.setDirection(GameUtil.getDirectionByPoint(new Point(newX,newY),f.getTarget())); sysFish.setDirection(FishUtil.getDirectionByPoint(new Point(newX,newY),sysFish.getDestination())); } //移动之后，将鱼设置到新位置 sysFish.setPosition(new Point(newX,newY)); } } /** * * 描述：普通内部类继承线程，不断的调用移动的方法 作者：XF 2015年12月30日上午10:55:43 */ public class FishThread extends Thread { public void run() { if(!isStart){ //FishUtil.playMusic(true, FishUtil.AUDIOS.get("2.mid")); } while(true){ System.out.println();