mgame.java

手机版挖雷 很经典的代码呀,日,真麻烦

        if (leftbomb == 0)
        {
            int i,j;
            for(i=0;i<Height; i++)
            {
                for(j=0; j<Width; j++)
                {
                    if (grid[i][j] >= 10 && grid[i][j] < 20) return false;
                }
            }
            return true;
        }
        else
            return false;
    }
    
//	 菜单选择响应
    public void commandAction(Command cmd, Displayable displayable){
        boolean savepara = false;
        if (cmd == ExitCmd)
            pMain.destroyApp(true);
        else if (cmd == StartCmd)
        {
            newGame();
        }
    }
    
    // 开始新游戏
    private void newGame()
    {
        gameover = false;
        selx = 0;
        sely = 0;
        leftbomb = MINECOUNT;

        int i,j,x,y;
        for(i=0;i<Height; i++)
        {
            for(j=0; j<Width; j++)
                grid[i][j] = 10;
        }

        for(i=0; i<MINECOUNT; i++)
        {
            while(true)
            {
                x = Math.abs(rand.nextInt()) % Width;
                y = Math.abs(rand.nextInt()) % Height;
                if (grid[y][x] != 19)
                {
                    grid[y][x] = 19;
                    break;
                }
            }
        }

        for(i=0;i<Height; i++)
        {
            for(j=0; j<Width; j++)
            {

                if (grid[i][j] == 19) continue;
                int k, l;
                for (k=-1; k<2; k++)
                {
                    if (i+k<0) continue;
                    if (i+k>=Height) continue;
                    for (l=-1; l<2; l++)
                    {
                        if (l+j<0) continue;
                        if (l+j>=Width) continue;
                        if (k==0 && l==0) continue;

                        if (grid[i+k][j+l] == 19) grid[i][j]++;
                    }
                }
            }
        }
        
        Exg.setColor(0xffffff);
        Exg.fillRect(0,0,ExScreenImg.getWidth(),ExScreenImg.getHeight());
        Exg.setColor(0);
//        ExScreenImg.clear((byte)0);
        for (i=0; i<=Width; i++)
        {
            Exg.drawLine(i*GRIDSIZE, 0, i*GRIDSIZE, Height*GRIDSIZE);
        }
        for (i=0; i<=Height; i++)
        {
            Exg.drawLine(0, i*GRIDSIZE, Width*GRIDSIZE, i*GRIDSIZE);
        }

        for(i=0;i<Height; i++)
        {
            for(j=0; j<Width; j++)
            {
                Exg.drawImage(HideImg, j*GRIDSIZE+1, i*GRIDSIZE+1, 20);
            }
        }
        Exg.drawImage(fHideImg, selx*GRIDSIZE+1, sely*GRIDSIZE+1, 20);
        Exg.drawString("剩", 101, 0, Graphics.RIGHT | Graphics.TOP);
        Exg.drawString("余", 101, 13, Graphics.RIGHT | Graphics.TOP);
        Exg.drawString(""+leftbomb, 101, 26, Graphics.RIGHT | Graphics.TOP);
        this.repaint();

//        SoundPlay(2);
    }
    
    // 画一个格子
    // focus标示着个格子是否为焦点,如果为true,则要画反色图形
    private int DrawBlock(int x, int y, boolean focus)
    {
        int retval = 0;
        if (grid[y][x] == 0)
        {
            if (!focus) Exg.setColor(0xffffff);
            Exg.fillRect(x*GRIDSIZE+1, y*GRIDSIZE+1, GRIDSIZE-1, GRIDSIZE-1);
            if (!focus) Exg.setColor(0);
        }
        else if (grid[y][x]>0 && grid[y][x]<9)
        {
            if (focus)
                Exg.drawImage(fNumImg[grid[y][x]-1], x*GRIDSIZE+1, y*GRIDSIZE+1, 20);
            else
                Exg.drawImage(NumImg[grid[y][x]-1], x*GRIDSIZE+1, y*GRIDSIZE+1, 20);
        }
        else if (grid[y][x] == 9)
        {
            int i, j;
            for(i=0;i<Height; i++)
            {
                for(j=0; j<Width; j++)
                {
                    if (grid[i][j] == 19 || grid[i][j] == 29)
                        Exg.drawImage(MineImg, j*GRIDSIZE+1, i*GRIDSIZE+1, 20);
                }
            }
            if (focus)
                Exg.drawImage(fMineImg, x*GRIDSIZE+1, y*GRIDSIZE+1, 20);

            retval = 1;
        }
        else if (grid[y][x]>=10 && grid[y][x]<20)
        {
            if (focus)
                Exg.drawImage(fHideImg, x*GRIDSIZE+1, y*GRIDSIZE+1, 20);
            else
                Exg.drawImage(HideImg, x*GRIDSIZE+1, y*GRIDSIZE+1, 20);
        }
        else
        {
            if (focus)
                Exg.drawImage(fFlagImg, x*GRIDSIZE+1, y*GRIDSIZE+1, 20);
            else
                Exg.drawImage(FlagImg, x*GRIDSIZE+1, y*GRIDSIZE+1, 20);
        }

        return retval;    // 返回值：1-画的是地雷；0-不是
    }

    private void Expand(int x, int y)
    {
        int i, j;
        for (i=-1; i<2; i++)
        {
            if (y+i<0) continue;
            if (y+i>=Height) continue;
            for (j=-1; j<2; j++)
            {
                if (x+j<0) continue;
                if (x+j>=Width) continue;
                if (i==0 && j==0) continue;

                if (grid[y+i][x+j] >= 10 && grid[y+i][x+j] < 20)
                {
                    grid[y+i][x+j] -= 10;
                    DrawBlock(x+j, y+i, false);
                    if (grid[y+i][x+j] == 0) Expand(x+j, y+i);
                }
            }
        }
    }

    private boolean SafeExp(int x, int y)
    {
        int i, j, flag = 0;
        for (i=-1; i<2; i++)
        {
            if (y+i<0) continue;
            if (y+i>=Height) continue;
            for (j=-1; j<2; j++)
            {
                if (x+j<0) continue;
                if (x+j>=Width) continue;
                if (i==0 && j==0) continue;
                if (grid[y+i][x+j] > 20) flag ++;
            }
        }
        if (flag != grid[y][x]) return true;


        boolean retval = true;
        for (i=-1; i<2; i++)
        {
            if (y+i<0) continue;
            if (y+i>=Height) continue;
            for (j=-1; j<2; j++)
            {
                if (x+j<0) continue;
                if (x+j>=Width) continue;
                if (i==0 && j==0) continue;
                if (grid[y+i][x+j] == 19) // 翻到地雷
                {
                    grid[y+i][x+j] = 9;
                    DrawBlock(x+j, y+i, true);
                    retval = false;
                }
                else if (grid[y+i][x+j] > 20 && grid[y+i][x+j] != 29) // 在标记错误的地方画叉
                {
                    Exg.drawLine((x+j)*GRIDSIZE+1, (y+i)*GRIDSIZE+1, (x+j+1)*GRIDSIZE-1, (y+i+1)*GRIDSIZE-1);
                    Exg.drawLine((x+j)*GRIDSIZE+1, (y+i+1)*GRIDSIZE-1, (x+j+1)*GRIDSIZE-1, (y+i)*GRIDSIZE+1);
                }
            }
        }

        if (retval)
        {
            for (i=-1; i<2; i++)
            {
                if (y+i<0) continue;
                if (y+i>=Height) continue;
                for (j=-1; j<2; j++)
                {
                    if (x+j<0) continue;
                    if (x+j>=Width) continue;
                    if (i==0 && j==0) continue;

                    if (grid[y+i][x+j] >= 10 && grid[y+i][x+j] < 20)
                    {
                        grid[y+i][x+j] -= 10;
                        DrawBlock(x+j, y+i, false);
                        if (grid[y+i][x+j] == 0) Expand(x+j, y+i);
                    }
                }
            }
        }
        return retval;
    }
    
}