j2me手机游戏_扫雷 代码

package newfinish; import java.io.IOException; import java.util.Random; import javax.microedition.lcdui.Canvas; import javax.microedition.lcdui.Font; import javax.microedition.lcdui.Graphics; import javax.microedition.lcdui.Image; public class MainCanvas extends Canvas implements Runnable{ private Image offImage; //离屏画布 private Graphics offg; //离屏画布的画笔 private Image imgCircle; //选框图 private Image imgMine; //地雷图 private int posCircleX; //选框位置X private int posCircleY; //选框位置Y private int posMineX; //地雷位置X private int posMineY; //地雷位置Y private static int NUMBER_MINE = 25; //总雷数 private static int mineRowNum; //雷区行数 private static int mineColumnNum; //雷区列数 private int curRow; //当前行数 private int curColumn; //当前列数 private int[][] mineArea; //地雷数组 private int numRandom; //随机数 private Random random; //随机对象 // private boolean isMine; //是否地雷 private boolean isFail = false; //游戏是否失败 private boolean isMine = false; //是否有雷 private boolean isSurroundMine = false; //周围是否有雷 private int opened; //翻开个数 private int cleared; //清除个数 private boolean isWin = false; //是否赢得游戏 public int gameState; //游戏状态 public static final int PLAYING = 0; //游戏进行状态 private static final int LIMTIME = 200; //游戏总时间 private int leftTime = LIMTIME; //倒计时剩下的时间 private boolean timeOver = false; //时间是否用完 public static final int WIN = 1; //赢得游戏状态 private long beginTime; //游戏开始时间 private static final int intervalTime = 1000;//每隔1秒重绘一次 private boolean isPause = false; //是否暂停 private Font font1; //字体 private Font font2; private Font font3; private Font font4; public MainCanvas(){ new Thread(this).start(); //启动线程 beginTime = System.currentTimeMillis(); //记录游戏开始的时间 offImage = Image.createImage(Pub.WIDTH, Pub.HEIGHT); font1 = Font.getDefaultFont(); font2 = Font.getFont(Font.FACE_PROPORTIONAL, Font.STYLE_BOLD, Font.SIZE_MEDIUM); font3 = Font.getFont(Font.FACE_PROPORTIONAL, Font.STYLE_BOLD, Font.SIZE_LARGE); font4 = Font.getFont(Font.FACE_MONOSPACE, Font.STYLE_BOLD, Font.SIZE_LARGE); loadImage(); //加载图片 offg = offImage.getGraphics(); offg.setFont(font3); mineRowNum = Pub.HEIGHT / imgCircle.getHeight() - 2; mineColumnNum = Pub.WIDTH / imgCircle.getWidth(); initMine(); //初始化雷区,不能在paint()方法中初始化,否则每重画一次,雷的位置就会变一次 // System.out.println("mineRowNum = " + mineRowNum); // System.out.println("mineColumnNum = " + mineColumnNum); } /* * 主画布的绘制 */ protected void paint(Graphics g) { g.setColor(0xffffff); g.fillRect(0, 0, Pub.WIDTH, Pub.HEIGHT); drawBack(); offg.setClip(0, Pub.HEIGHT - 40, Pub.WIDTH, 40); // drawTime(); // 画时间 offg.setClip(0, 0, Pub.WIDTH, Pub.HEIGHT); drawCircle(); if(isFail){ drawFail(); } drawWin(); // drawTimeOver(); g.drawImage(offImage,0,0,0); //在主画布上绘制离屏画布 } /* * 绘制格子背景 */ private void drawBack(){ /* * 注意:在这里离屏画布也要重画 */ offg.setColor(0xffffff); offg.fillRect(0, 0, Pub.WIDTH, Pub.HEIGHT); offg.setColor(0); for(int row = 0;row < mineRowNum;row ++){ for(int column = 0;column < mineColumnNum;column ++){ offg.drawRect(imgCircle.getWidth() * column,imgCircle.getWidth() * row,imgCircle.getWidth(),imgCircle.getHeight()); if(mineArea[row][column] > 0 && mineArea[row][column] < 10){ //如果周围有雷,则显示雷数 offg.setFont(font3); offg.drawString(""+ mineArea[row][column],column * imgCircle.getWidth() + 8,row * imgCircle.getHeight() + 2,0); // System.out.println("绘制周围雷数在" + column * imgCircle.getWidth() + "," + row * imgCircle.getHeight()); }else if(mineArea[row][column] == 10){ //如果周围没有雷则涂绿 // System.out.println(column + " " + row + "处变绿"); offg.setColor(0x00ff00); offg.fillRect(column * imgCircle.getWidth(), row * imgCircle.getHeight(), imgCircle.getWidth(), imgCircle.getHeight()); offg.setColor(0); }else if(mineArea[row][column] == 19){ //如果清除掉,变红 // System.out.println(column + " " + row + "处变红"); offg.setColor(0x00ff); offg.fillRect(column * imgCircle.getWidth(), row * imgCircle.getHeight(), imgCircle.getWidth(), imgCircle.getHeight()); offg.setColor(0); } } } drawCommand(); } /* * 绘制时间 */ private long pauseTime; //暂停时刻 private boolean first = true; //是否记录时间(第一次才记录),非常关键!!!!! private long space; //每次停止了多长时间 private long allSpace; //一共停止了多长时间 private void drawTime(){ long usedTime = System.currentTimeMillis() - beginTime; int minute = 0; int second = 0; if(isPause && first){ //如果是某次暂停的第一次绘制,记录时间 pauseTime = System.currentTimeMillis(); first = false; } if (!(timeOver || isFail || isWin || isPause)) { if(pauseTime > 0 && !first){ //如果是某次暂停再开始后第一次绘制,记录时间 space = System.currentTimeMillis() - pauseTime; allSpace += space; //多次暂停的时间累计 } leftTime = (int) (LIMTIME - (usedTime - allSpace) / 1000); System.out.println("after usedTime = " + usedTime + " leftTime = " + leftTime + " space = " + space + " allSpace = " + allSpace); first = true; } if (leftTime < 0) { timeOver = true; } else { minute = leftTime / 60; second = leftTime % 60; System.out.println("MINUTE = " + minute + " SECOND = " + second); } offg.setColor(0); offg.setFont(font3); offg.drawString(minute + ":", (Pub.WIDTH >> 1) - 10, Pub.HEIGHT - font2.getHeight() - 13, 0); offg.drawString(second + "", (Pub.WIDTH >> 1) + 2, Pub.HEIGHT - font2.getHeight() - 13, 0); // System.out.println("绘制时间"); } /* *时间用完 */ private void drawTimeOver(){ if(timeOver){ offg.setFont(font3); offg.setColor(0xffffff); offg.fillRect(0, 0, Pub.WIDTH, Pub.HEIGHT); offg.setColor(0); offg.drawString("你太慢了", (Pub.WIDTH >> 1) - 35, (Pub.HEIGHT - font3.getHeight() >> 1) + 20, 0); } drawCommand(); } /* * 绘制选框 */ private void drawCircle(){ offg.drawImage(imgCircle,posCircleX,posCircleY,0); } /* * 判断是否有雷 */ private boolean judgeMine(int row,int column){ if(mineArea[row][column] == 20){ isFail = true; }else if(mineArea[row][column] != 19){ int numSurround = judgeSurround(row,column); //如果不是雷,判断周围雷数 if(numSurround > 0){ // System.out.println("周围有雷: numSurround = " + numSurround); mineArea[row][column] = numSurround; isSurroundMine = true; }else { //如果周围没有雷 mineArea[row][column] = 10; //翻开 // System.out.println("应该翻开 " + column + " " + row); //左上 if(row > 0 && column > 0){ if(mineArea[row - 1][column - 1] != 10){ judgeMine(row - 1,column - 1); //如果周围没有雷,递归调用自己 // System.out.println("左上numSurround = " + numSurround); // System.out.println("row = " + row + " column = " + column); } } //上 if(row > 0){ if(mineArea[row - 1][column] != 10){ judgeMine(row - 1,column); // System.out.println("上numSurround = " + numSurround); // System.out.println("row = " + row + " column = " + column); } } //右上 if(row > 0 && column < mineColumnNum - 1){ if(mineArea[row - 1][column + 1] != 10){ judgeMine(row - 1,column + 1); // System.out.println("右上numSurround = " + numSurround); // System.out.println("row = " + row + " column = " + column); } } //左 if(column > 0){ if(mineAr