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java小游戏编程
/** * File: ControlPanel.java * User:相思无偿 * Date: 2004.12.3 * Describe: 俄罗斯方块的 Java 实现 */import javax.swing.*;import javax.swing.border.Border;import javax.swing.border.EtchedBorder;import java.awt.*;import java.awt.event.*;/** * 控制面板类，继承自JPanel. * 上边安放预显窗口、等级、得分、控制按钮 * 主要用来控制游戏进程。 */class ControlPanel extends JPanel { private JTextField tfLevel = new JTextField("" + ErsBlocksGame.DEFAULT_LEVEL), tfScore = new JTextField("0"); private JButton btPlay = new JButton("Play"), btPause = new JButton("Pause"), btStop = new JButton("Stop"), btTurnLevelUp = new JButton("Turn hard"), btTurnLevelDown = new JButton("Turn easy"); private JPanel plTip = new JPanel(new BorderLayout()); private TipPanel plTipBlock = new TipPanel(); private JPanel plInfo = new JPanel(new GridLayout(4, 1)); private JPanel plButton = new JPanel(new GridLayout(5, 1)); private Timer timer; private ErsBlocksGame game; private Border border = new EtchedBorder( EtchedBorder.RAISED, Color.white, new Color(148, 145, 140)); /** * 控制面板类的构造函数 * @param game ErsBlocksGame, ErsBoxesGame类的一个实例引用， * 方便直接控制ErsBoxesGame类的行为。 */ public ControlPanel(final ErsBlocksGame game) { setLayout(new GridLayout(3, 1, 0, 4)); this.game = game; plTip.add(new JLabel("Next block"), BorderLayout.NORTH); plTip.add(plTipBlock); plTip.setBorder(border); plInfo.add(new JLabel("Level")); plInfo.add(tfLevel); plInfo.add(new JLabel("Score")); plInfo.add(tfScore); plInfo.setBorder(border); tfLevel.setEditable(false); tfScore.setEditable(false); plButton.add(btPlay); plButton.add(btPause); plButton.add(btStop); plButton.add(btTurnLevelUp); plButton.add(btTurnLevelDown); plButton.setBorder(border); add(plTip); add(plInfo); add(plButton); addKeyListener(new ControlKeyListener()); btPlay.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { game.playGame(); } }); btPause.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { if (btPause.getText().equals(new String("Pause"))) { game.pauseGame(); } else { game.resumeGame(); } } }); btStop.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { game.stopGame(); } }); btTurnLevelUp.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { try { int level = Integer.parseInt(tfLevel.getText()); if (level 《 ErsBlocksGame.MAX_LEVEL) tfLevel.setText("" + (level + 1)); } catch (NumberFormatException e) { } requestFocus(); } }); btTurnLevelDown.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { try { int level = Integer.parseInt(tfLevel.getText()); if (level 》 1) tfLevel.setText("" + (level - 1)); } catch (NumberFormatException e) { } requestFocus(); } }); addComponentListener(new ComponentAdapter() { public void componentResized(ComponentEvent ce) { plTipBlock.fanning(); } }); timer = new Timer(500, new ActionListener() { public void actionPerformed(ActionEvent ae) { tfScore.setText("" + game.getScore()); int scoreForLevelUpdate = game.getScoreForLevelUpdate(); if (scoreForLevelUpdate 》= ErsBlocksGame.PER_LEVEL_SCORE && scoreForLevelUpdate 》 0) game.levelUpdate(); } }); timer.start(); } /** * 设置预显窗口的样式， * @param style int,对应ErsBlock类的STYLES中的28个值 */ public void setTipStyle(int style) { plTipBlock.setStyle(style); } /** * 取得用户设置的游戏等级。 * @return int, 难度等级，1 － ErsBlocksGame.MAX_LEVEL */ public int getLevel() { int level = 0; try { level = Integer.parseInt(tfLevel.getText()); } catch (NumberFormatException e) { } return level; } /** * 让用户修改游戏难度等级。 * @param level 修改后的游戏难度等级 */ public void setLevel(int level) { if (level 》 0 && level 《 11) tfLevel.setText("" + level); } /** * 设置"开始"按钮的状态。 */ public void setPlayButtonEnable(boolean enable) { btPlay.setEnabled(enable); } public void setPauseButtonLabel(boolean pause) { btPause.setText(pause ? "Pause" : "Continue"); } /** * 重置控制面板 */ public void reset() { tfScore.setText("0"); plTipBlock.setStyle(0); } /** * 重新计算TipPanel里的boxes里的小框的大小 */ public void fanning() { plTipBlock.fanning(); } /** * 预显窗口的实现细节类 */ private class TipPanel extends JPanel { private Color backColor = Color.darkGray, frontColor = Color.lightGray; private ErsBox boxes = new ErsBox; private int style, boxWidth, boxHeight; private boolean isTiled = false; /** * 预显窗口类构造函数 */ public TipPanel() { for (int i = 0; i 《 boxes.length; i++) { for (int j = 0; j 《 boxes.length; j++) boxes = new ErsBox(false); } } /** * 预显窗口类构造函数 * @param backColor Color, 窗口的背景色 * @param frontColor Color, 窗口的前景色 */ public TipPanel(Color backColor, Color frontColor) { this(); this.backColor = backColor; this.frontColor = frontColor; } /** * 设置预显窗口的方块样式 * @param style int,对应ErsBlock类的STYLES中的28个值 */ public void setStyle(int style) { this.style = style; repaint(); } /** * 覆盖JComponent类的函数，画组件。 * @param g 图形设备环境 */ public void paintComponent(Graphics g) { super.paintComponent(g); if (!isTiled) fanning(); int key = 0x8000; for (int i = 0; i 《 boxes.length; i++) { for (int j = 0; j 《 boxes.length; j++) { Color color = (((key & style) != 0) ? frontColor : backColor); g.setColor(color); g.fill3DRect(j * boxWidth, i * boxHeight, boxWidth, boxHeight, true); key 》》= 1; } } } /** * 根据窗口的大小，自动调整方格的尺寸 */ public void fanning() { boxWidth = getSize().width / ErsBlock.BOXES_COLS; boxHeight = getSize().height / ErsBlock.BOXES_ROWS; isTiled = true; } } private class ControlKeyListener extends KeyAdapter { public void keyPressed(KeyEvent ke) { if (!game.isPlaying()) return; ErsBlock block = game.getCurBlock(); switch (ke.getKeyCode()) { case KeyEvent.VK_DOWN: block.moveDown(); break; case KeyEvent.VK_LEFT: block.moveLeft(); break; case KeyEvent.VK_RIGHT: block.moveRight(); break; case KeyEvent.VK_UP: block.turnNext(); break; default: break; } } }}
大神快来！急！！！ 用java 编写一个程序猜数游戏 求出1到3000的 random num
java.util.Random 有方法 nextInt(int)，参数给3000 。然后如果是0，则再了随机数循环，直到猜中。。。。。。。
用java制作一个小游戏 急~~~~~~~~~
package FishGame;import java.io.IOException;import java.util.*;import javax.microedition.lcdui.*;public class Fish_Canvas extends Canvas implements Runnable{ /**屏幕宽*/ int width; /**屏幕高*/ int height; /**玩家得分*/ int score; /**随机数对象*/ Random r; /**游戏和菜单之间的控制变量，true代表游戏状态，false代表不在游戏状态*/ boolean isGame; /**true代表暂停，false代表不暂停*/ boolean isPaused; /**选择状态值 */ int status = 1; /**菜单画面 1*/ final int MENU = 1; /**开始画面 2*/ final int START = 2; /**游戏简介 3*/ final int SYNOPSIS = 3; /**游戏帮助 4*/ final int HELP = 4; /**退出游戏 5*/ final int QUIT = 5; /**菜单数组*/ String menu = { "\u5F00\u59CB\u6E38\u620F", "\u6E38\u620F\u7B80\u4ECB", "\u6E38\u620F\u5E2E\u52A9", "\u9000\u51FA\u6E38\u620F" }; String menu2= { "\u7EE7\u7EED\u6E38\u620F", "\u6E38\u620F\u7B80\u4ECB", "\u6E38\u620F\u5E2E\u52A9", "\u9000\u51FA\u6E38\u620F" }; /**选择框的宽*/ final int CASE_WIDTH = 45; /**选择框的高*/ final int CASE_HEIGHT = 15; /**当前选中的菜单项的序号*/ int index; /**菜单第一个字的x*/ final int MENUX = 60; /**菜单第一个字的y*/ final int MENUY = 60; /**菜单之间的间隔*/ final int MENU_SPACE = 20; /**帮助字符串数组*/ String help = { "\u4E0A\u79FB\uFF1A\u63092\u6216\u4E0A\u65B9\u5411\u952E", "\u4E0B\u79FB\uFF1A\u63098\u6216\u4E0B\u65B9\u5411\u952E", "\u5DE6\u79FB\uFF1A\u63094\u6216\u5DE6\u65B9\u5411\u952E", "\u53F3\u79FB\uFF1A\u63096\u6216\u53F3\u65B9\u5411\u952E", "\u6682\u505C\uFF1A\u63095\u6216OK\u952E", "\u9000\u51FA\uFF1A\u6309\u5DE6\u8F6F\u952E" }; /**帮助第一个字的x*/ final int HELPX = 30; /**帮助第一个字的y*/ final int HELPY = 40; /**帮助字符串数组之间的间隔*/ final int HELP_SPACE = 20; /**简介字符串数组*/ String synopsis = { "\u6E38\u620F\u7C7B\u578B\uFF1A\u76CA\u667A\u7C7B", "\u4F5C\u8005\uFF1A\u738B\u5C11\u6C5F", "\u7248\u672C\uFF1Av9.0", "QQ: 349126394", "Email: shaojiang216@163.com" }; /**简介第一个字的x*/ final int SYNOPSISX = 20; /**简介第一个字的y*/ final int SYNOPSISY = 40; /**简介字符串数组之间的间隔*/ final int SYNOPSIS_SPACE = 20; /**游戏结束字符串*/ String gameOver = "GAME OVER!"; /**游戏结束字符串的宽*/ int gameOver_width; /**字符串的高*/ int gameOver_height; /**游戏结束字符串左上x*/ int gameOver_x; /**游戏结束字符串左上y*/ int gameOver_y; /** 按键状态 */ int key; /**二进制倒数第一位的数字*/ final int UP = 1; /**二进制倒数第二位的数字*/ final int DOWN = 1 《《 1; /**二进制倒数第三位的数字*/ final int LEFT = 1 《《 2; /**二进制倒数第四位的数字*/ final int RIGHT = 1 《《 3; /**箭头上键*/ final int KEY_UP = -1; /**箭头下键*/ final int KEY_DOWN = -2; /**箭头左键*/ final int KEY_LEFT = -3; /**箭头右键*/ final int KEY_RIGHT = -4; /**确定键*/ final int KEY_FIRE = -5; /**右软键（返回键或暂停键）*/ final int KEY_BACK = -7; /**左软键（退出键）*/ final int KEY_QUIT = -6;/**玩家鱼左上x*/ int player_fishx; /**玩家鱼左上y*/ int player_fishy; /**玩家鱼宽*/ int playerfish_width; /**玩家鱼高*/ int playerfish_height; /**玩家鱼的类型0~9*/ int playerfish_size; /**玩家鱼的方向，0代表向左，1代表向右*/ int playerfish_direct; /**玩家鱼的速度*/ final int PLAYER_SPEED = 10; /**敌人鱼左上x*/ int enemyFish_fishx; /**敌人鱼左上y*/ int enemyFish_fishy; /**敌人鱼宽*/ int enemyFish_width; /**敌人鱼高*/ int enemyFish_height; /**敌人鱼的类型0~10*/ int enemyFish_size; /**敌人鱼的方向，0代表向左，1代表向右*/ int enemyFish_direct; /**敌人鱼从左端出来*/ final int DIRECT_LEFT = 1; /**敌人鱼从右端出来*/ final int DIRECT_RIGHT = 0; /**敌人鱼的最大数量*/ final int MAX_NUM = 6; /**玩家鱼的速度*/ int enemy_speed = 8; /**敌人鱼序号*/ int enemyFish_index; /**敌人鱼是否可见*/ boolean isVisible; /**鱼的尾巴状态，0代表向内，1代表向外*/ int fish_tail; /**控制尾巴摆动的变量*/ int tmp_tail; /**游戏是否结束,true代表结束，false代表未结束*/ boolean isGameOver;/**背景图片对象*/ Image backGround_ima; /**玩家鱼向左图片对象数组*/ Image playerFish_ima; /**敌人鱼图片对象数组*/ Image enemyFish_ima; /**左上锚点*/ final int TOP_LEFT = Graphics.TOP|Graphics.LEFT; /**左下锚点*/ final int BOTTOM_LEFT = Graphics.BOTTOM|Graphics.LEFT; /**右下锚点*/ final int BOTTOM_RIGHT = Graphics.BOTTOM|Graphics.RIGHT; /**创建字体对象*/ Font f; /**线程对象*/ Thread thread; /** * 构造方法 */ public Fish_Canvas(){ //初始字体对象 f = Font.getDefaultFont(); //初始随机数对象 r = new Random(); //设置全屏 setFullScreenMode(true); //获得宽高 width = getWidth(); height = getHeight(); gameOver_width = f.stringWidth(gameOver); gameOver_height = f.getHeight(); gameOver_x = width/2 - gameOver_width/2; gameOver_y = height/2 - gameOver_height/2; //导入图片 importIma(); //初始游戏界面 gameInit(); thread = new Thread(this); thread.start(); } /** * 线程 */ public void run() { try { while(true){ while(isGame){ Thread.sleep(100); keyContinue(); if(!isGameOver){ Thread.sleep(50); tmp_tailIncrease(); }else{ status = MENU; //显示一下游戏结束的字样 isGameOver = true; repaint(); Thread.sleep(2000); //返回菜单页面 isGameOver = false; //初始数据 score = 0; isGame = false; isPaused = false; gameInit(); break; } enemyFishMove(); process(); upgrade(); repaint(); } repaint(); } } catch (InterruptedException e) { e.printStackTrace(); } } /** * 导入图片 */ private void importIma(){ playerFish_ima = new Image; enemyFish_ima = new Image; try { backGround_ima = Image.createImage("/background.png"); for(int i = 0;i《 playerFish_ima.length;i ++){ for(int j = 0;j《 playerFish_ima.length;j ++){ for(int k = 0;k《 playerFish_ima.length;k ++){ playerFish_ima = Image.createImage("/playerfish/playerfish"+(i+1)+(char)(’a’+k)+(char)(’l’+j*(’r’-’l’))+".png"); } } } for(int i = 0;i《 enemyFish_ima.length;i ++){ for(int j = 0;j《 enemyFish_ima.length;j ++){ for(int k = 0;k《 enemyFish_ima.length;k ++){ enemyFish_ima = Image.createImage("/enemyfish/enemyfish"+(i+1)+(char)(’a’+k)+(char)(’l’+j*(’r’-’l’))+".png"); } } } } catch (IOException e) { e.printStackTrace(); } } /** * 初始游戏界面 */ private void gameInit(){ //初始玩家鱼的大小和位置 initEnemyFish(); //初始化敌人鱼位置和方向 enemyFish_fishx = new int; enemyFish_fishy = new int; enemyFish_direct = new int; enemyFish_size = new int; isVisible = new boolean; for(int i = 0;i 《 MAX_NUM;i++){ initEnemyFish(i); isVisible = true; } } /** * 初始化玩家鱼的数据 */ private void initEnemyFish(){ playerfish_size = 0; player_fishx = width/2 - playerfish_width/2; player_fishy = height/2 - playerfish_height/2; } /** * 初始化敌人鱼的数据 * @param index 敌人鱼的序号 */ private void initEnemyFish(int index){ //随机方向 enemyFish_direct = Math.abs(r.nextInt()%2); //x坐标 switch(enemyFish_direct){ case DIRECT_LEFT: enemyFish_fishx.getWidth(); break; case DIRECT_RIGHT: enemyFish_fishx = width; break; } //随机y坐标 enemyFish_fishy.getWidth())); //随机鱼的大小 switch(playerfish_size){} if(playerfish_size 《 9){//玩家鱼 enemyFish_size = Math.abs(r.nextInt() % (playerfish_size+2)); }else{ enemyFish_size = Math.abs(r.nextInt() % 11); } }/** * 总绘制 */ protected void paint(Graphics g) { switch(status){ case MENU: if(isGameOver){ gameOver(g); }else{ menuPaint(g); } break; case START: GamePaint(g); break; case SYNOPSIS: synopsisPaint(g); break; case HELP: helpPaint(g); break; case QUIT: Fish_MIDlet.quitApp(); break; } } /** * 绘制游戏菜单选项 * @param g 画笔 */ private void menuPaint(Graphics g){ //背景 g.setColor(0x0039A5FF); g.fillRect(0, 0, width, height); //绘制文字 for(int i = 0;i 《 menu.length;i++){ if(i == index){ g.setColor(255,0,0); }else{ g.setColor(0); } if(isPaused){ //继续游戏 g.drawString(menu2,MENUX, MENUY + i * MENU_SPACE,TOP_LEFT); }else{ //开始游戏 g.drawString(menu,MENUX, MENUY + i * MENU_SPACE,TOP_LEFT); } g.setColor(0); } // 绘制选择框 g.drawRect(MENUX,MENUY + index * MENU_SPACE,CASE_WIDTH,CASE_HEIGHT); } /** * 绘制帮助 * @param g 画笔 */ private void helpPaint(Graphics g){ //背景颜色 g.setColor(0x0039A5FF); g.fillRect(0, 0, width, height); for(int i = 0;i 《 help.length;i++){ g.setColor(0); g.drawString(help,HELPX, HELPY + i * HELP_SPACE,TOP_LEFT); g.setColor(0); } back(g); } /** * 绘制简介 * @param g 画笔 */ private void synopsisPaint(Graphics g){ //背景颜色 g.setColor(0x0039A5FF); g.fillRect(0, 0, width, height); for(int i = 0;i 《 synopsis.length;i++){ g.setColor(0); g.drawString(synopsis,SYNOPSISX, SYNOPSISY + i * SYNOPSIS_SPACE,TOP_LEFT); } g.setColor(0); back(g); } /** * 绘制游戏界面 * @param g */ private void GamePaint(Graphics g){ backGroundPaint(g); playerFishPaint(g); enemyFishPaint(g); scorePaint(g); isPausedPaint(g); } /** * 返回 * @param g 画笔 */ private void back(Graphics g){ g.setColor(0); g.drawString("\u8FD4\u56DE",width - 2, height-2, BOTTOM_RIGHT); } /** * 绘制游戏结束 * @param g 画笔 */ private void gameOver(Graphics g){ g.setColor(0); g.drawString(gameOver, gameOver_x, gameOver_y,TOP_LEFT); } /** * 绘制游戏背景 * @param g 画笔 */ private void backGroundPaint(Graphics g){ g.setColor(0x0048A2C8); g.fillRect(0, 0, width, height); g.drawImage(backGround_ima, 2, 0, TOP_LEFT); } /** * 绘制得分和暂停 * @param g */ private void scorePaint(Graphics g){ g.setColor(0); g.drawString("\u5F97\u5206\uFF1A"+ score, 0, 0, TOP_LEFT); } /** * 绘制得分和暂停 * @param g */ private void isPausedPaint(Graphics g){ g.setColor(0x00ffffff); f = Font.getFont(Font.FACE_PROPORTIONAL, Font.STYLE_PLAIN, Font.SIZE_LARGE); g.fillRect(width - 25, height - gameOver_height, 25, gameOver_height); g.setColor(0); g.drawString("\u6682\u505C", width, height, BOTTOM_RIGHT); } /** * 绘制玩家鱼 * @param g 画笔 */ private void playerFishPaint(Graphics g){ g.drawImage(playerFish_ima, player_fishx, player_fishy, TOP_LEFT); } /** * 绘制敌人鱼 * @param g 画笔 */ private void enemyFishPaint(Graphics g){ for(int i = 0;i 《 MAX_NUM;i++){ if(isVisible){ g.drawImage(enemyFish_ima, TOP_LEFT); } } } /** * 按键处理，将按下的键记为1 */ protected void keyPressed(int keyCode) { //System.out.println(keyCode); if(!isGame){ //返回主菜单（有开始游戏） if(keyCode == KEY_BACK){ status = MENU; isGame = false; } if(status == MENU){ menuKeyCode(keyCode); } repaint(); }else{ //返回主菜单（有继续游戏） if(keyCode == KEY_BACK){ status = MENU; isGame = false; isPaused = true; } //记忆按键 switch(keyCode){ case KEY_NUM2: case KEY_UP: key |= UP; break; case KEY_NUM8: case KEY_DOWN: key |= DOWN; break; case KEY_NUM4: case KEY_LEFT: if(playerfish_direct != 0){//如果鱼头朝右，改为朝左 playerfish_direct = 0; } key |= LEFT; break; case KEY_NUM6: case KEY_RIGHT: if(playerfish_direct != 1){//如果鱼头朝左，改为朝右 playerfish_direct = 1; } key |= RIGHT; break; } } } /** * 释放按键处理，将释放的键记为0 */ protected void keyReleased(int keyCode) { if(isGame){ switch(keyCode){ case KEY_NUM2: case KEY_UP: key &= ~UP; break; case KEY_NUM8: case KEY_DOWN: key &= ~DOWN; break; case KEY_NUM4: case KEY_LEFT: key &= ~LEFT; break; case KEY_NUM6: case KEY_RIGHT: key &= ~RIGHT; break; } } } /** * 菜单按键处理 * @param keyCode 键值 */ private void menuKeyCode(int keyCode){ switch(keyCode){ case KEY_NUM2: case KEY_UP: if(index 》 0){ index--; }else{ index = menu.length - 1; } break; case KEY_NUM8: case KEY_DOWN: if(index 《 menu.length - 1){ index++; }else{ index = 0; } break; case KEY_NUM5: case KEY_FIRE: switch(index){ case 0: status = START; isGame = true; break; case 1: status = SYNOPSIS; break; case 2: status = HELP; break; case 3: status = QUIT; break; } break; } } /** * 按键逻辑处理方法 */ private void keyContinue() { switch (key) { case UP: upMove(); break; case DOWN: downMove(); break; case LEFT: leftMove(); break; case RIGHT: rightMove(); break; case -6: isGame = !isGame; repaint(); break; } } /** * 向左移动 */ private void leftMove(){ if(player_fishx 》 0){//如果没有达到左边界 player_fishx -= PLAYER_SPEED; } } /** * 向右移动 */ private void rightMove(){ if(player_fishx 《 width-playerFish_ima.getWidth()){//如果没有达到右边界 player_fishx += PLAYER_SPEED; } } /** * 向上移动 */ private void upMove(){ if(player_fishy 》 0){//如果没有达到上边界 player_fishy -= PLAYER_SPEED; } } /** * 向下移动 */ private void downMove(){ if(player_fishy 《 height-playerFish_ima.getHeight()){//如果没有达到下边界 player_fishy += PLAYER_SPEED; } } /** * 敌人鱼的移动 */ private void enemyFishMove(){ for(int i = 0;i 《 MAX_NUM;i++){ switch (enemyFish_direct) { case DIRECT_RIGHT: //边界检测 if(enemyFish_fishx.getWidth() 》 0){ enemyFish_fishx -= enemy_speed; }else{ initEnemyFish(i); } break; case DIRECT_LEFT: if(enemyFish_fishx 《 width){ enemyFish_fishx += enemy_speed; }else{ initEnemyFish(i); } break; } } } /** * 控制鱼尾巴摆动 */ private void tmp_tailIncrease(){ tmp_tail ++; if(tmp_tail % 2 == 1){ fish_tail ++; }else{ fish_tail --; } } /** * 矩形检测方法 * @param x1 矩形1左上角x坐标 * @param y1 矩形1左上角y坐标 * @param w1 矩形1宽度 * @param h1 矩形1高度 * @param x2 矩形2左上角x坐标 * @param y2 矩形2左上角y坐标 * @param w2 矩形2宽度 * @param h3 矩形2高度 * @return true代表重叠，false代表不重叠 */ private boolean rectCollis(int x1,int y1,int w1,int h1,int x2,int y2,int w2,int h3){ //水平距离 int xDis = Math.abs((x1 + w1/2) - (x2 + w2/2)); //垂直距离 int yDis = Math.abs((y1 + h1/2) - (y2 + h3/2)); //判断是否重叠 if(xDis 《= (w1 + w2)/2 && yDis 《= (h1 + h3)/2){ return true; }else{ return false; } } /** * 判断是否有鱼被吃 * @return 被吃敌人鱼的序号 */ private int eat(){ boolean b = false; for(int i = 0;i 《 MAX_NUM;i ++){ if(enemyFish_fishx 《 width){ b = rectCollis(player_fishx,player_fishy,playerFish_ima.getHeight()); } if(b){ return i; } } return -1; } /** * 碰撞处理 */ private void process(){ int temp_index = eat(); if(temp_index != -1){ if(isVisible){ if(playerfish_size 》= enemyFish_size){ score += 10; initEnemyFish(temp_index); }else{ isGameOver = true; } } } } /** * 升级（玩家鱼变大） */ private void upgrade(){ switch(score){ case 100: playerfish_size = 1; break; case 200: playerfish_size = 2; enemy_speed = 9; break; case 300: playerfish_size = 3; break; case 400: playerfish_size = 4; enemy_speed = 10; break; case 500: playerfish_size = 5; break; case 600: playerfish_size = 6; enemy_speed = 11; break; case 700: playerfish_size = 7; break; case 800: playerfish_size = 8; enemy_speed = 12; break; case 900: playerfish_size = 9; enemy_speed = 14; break; } }}
