menu.java

手机游戏 泡泡龙 J2ME源代码+详细注释

package paopao;
import javax.microedition.lcdui.*;
import com.nokia.mid.ui.*;
public class Menu extends FullCanvas implements Runnable
{

int state;
//主菜单
final int screenw = getWidth();
final int screenh = getHeight();
final int paintw  = 168;
final int painth  = 182;
final int midx      = paintw / 2;
final int midy      = painth / 2;
final int orgx = (screenw - paintw) / 2;
final int orgy = (screenh - painth) / 2;
final int MENU_INIT       = 0;
final int MENU_SELECT     = 1000;
final int MENU_LOADING    = 2000;
final int MENU_SETKEY     = 3000;
final int MENU_HELP_RANK  = 4000;
final int MENU_HELP       = 5000;
final int MENU_RANK       = 6000;
Image[] img = new Image[8];
final int helpStrHeight=-150;
//主选择菜单
int fingerCount;
int selectNum;
//this is loading
int progress;
//this is setkey
boolean isSettingKey = false;
int nowKey;

//this is help and rank
boolean isHelp = true;
//this is help
int helpStrY;                         //帮助的起始y坐标
final int minHelpTop = -300;         //帮助的y坐标上限
int heightPerLine = 20;

//this is rank

//this is thread
Thread thread = null;
int interval = 50;
boolean killThread = false;
int pressedKeyCode = 10000;
static final String DIR = "/resource/";
public Menu()
  {
Resource.initrecord();
Resource.init(16);
state = MENU_INIT;
  }
protected void keyPressed(int KeyCode)
  {
pressedKeyCode = KeyCode;
System.out.println("" + KeyCode);
  }
protected void doKeyEvent(int keyCode)
  {
    if(keyCode == 10000)
      return;
    else
    switch(state)
    {
    case MENU_INIT:
      return;
    case MENU_SELECT:
    if(keyCode == Resource.KEY_UP)
      {
      selectNum --;
      selectNum = (selectNum < 0 ? 3 : selectNum);
      }
    else if(keyCode == Resource.KEY_DOWN)
         {
      selectNum ++;
      selectNum %= 4;
          }
         else if(keyCode == Resource.KEY_FIRE)
         {
      switch(selectNum)
          {
       case 0:
        state = MENU_LOADING;
         break;
       case 1:
        state = MENU_SETKEY;
         break;
       case 2:
        state = MENU_HELP_RANK;
        break;
       case 3:
       PaoPao.quitApp();
        break;
          }
         }
     break;
    case MENU_LOADING:

      break;
    case MENU_SETKEY:
      if(!isSettingKey)
             {
               if (keyCode == Resource.KEY_UP)
               {
               nowKey ++;
              nowKey = (nowKey > Resource.setupKeyNum ? 0 : nowKey);
               }
              if (keyCode == Resource.KEY_DOWN)
               {
                nowKey --;
               nowKey = (nowKey < 0 ? Resource.setupKeyNum : nowKey);
               }
                if(nowKey > 0 && keyCode==Resource.KEY_LS)
            {
              isSettingKey = true;
              Resource.key[nowKey - 1]=0;
            }
            if(nowKey == 0 && keyCode == Resource.KEY_LS)
              Resource.isSoundOn=!Resource.isSoundOn;
            if(keyCode==Resource.KEY_RS)
            {
              this.serviceRepaints();
              state = MENU_HELP_RANK;
              repaint();
              Resource.saveOption();
            }

             }
             else
             {
               if(Resource.GetUserKeyName(keyCode)!=" ")
               {
                 Resource.key[nowKey - 1] = (byte)keyCode;
                 isSettingKey = false;
               }
             }
             break;
    case MENU_HELP_RANK:
//选择进入帮助或者排行榜
if(keyCode == Resource.KEY_DOWN || keyCode == Resource.KEY_UP)
//选择好
isHelp = !isHelp;
else if(keyCode == Resource.KEY_LS || keyCode == Resource.KEY_FIRE)
      {
        if(isHelp)
          state = MENU_HELP;
        else
          state = MENU_RANK;
      }
else if(keyCode == Resource.KEY_RS)
        state = MENU_SELECT;
break;
case MENU_HELP:
      if(keyCode==Resource.KEY_UP)
              {
                helpStrY += 100;
                if (helpStrY > 0)
                  helpStrY = 0;
              }
      else if(keyCode==Resource.KEY_DOWN)
              {
                helpStrY -= 100;
                if(helpStrY<helpStrHeight)helpStrY=helpStrHeight;
              }
      else if(keyCode==Resource.KEY_RS)
              {
                this.serviceRepaints();
                state = MENU_HELP_RANK;
                repaint();
              }
              break;
case MENU_RANK:
if(keyCode == Resource.KEY_RIGHT || keyCode == Resource.KEY_FIRE)
 state = MENU_HELP_RANK;
break;
    }
pressedKeyCode = 10000;
  }
protected void show()
  {
  if(thread == null)
   {
  thread = new Thread(this);
  thread.start();
   }
  }

protected void paint(Graphics g)
  {
g.setColor(0,0,0);
g.fillRect(0,0,screenw,screenh);
g.translate(orgx,orgy);
g.setClip(0,0,paintw,painth);
g.fillRect(0, 0, paintw, painth);
    switch(state)
       {
       case MENU_INIT:
       g.setColor(0,0,0);
       g.fillRect(0,0,paintw,painth);
       break;
       case MENU_SELECT:
         g.setColor(0,0,0);
         g.fillRect(0, 0, paintw, painth);
       g.drawImage(img[0],midx,0,Graphics.TOP|Graphics.HCENTER);
       g.drawImage(img[1],midx,130,Graphics.VCENTER|Graphics.HCENTER);
       g.drawImage(img[2 + fingerCount],18,103 + selectNum * 18,Graphics.VCENTER|Graphics.HCENTER);
       break;
       case MENU_LOADING:

       g.drawImage(img[6],midx,15,Graphics.TOP|Graphics.HCENTER);
       g.drawImage(img[7],midx,150,Graphics.TOP|Graphics.HCENTER);
       g.setColor(162,28,50);
       g.fillRect(45,151,progress * 7,4);
       break;
      case MENU_SETKEY:

        g.setColor(255,255,255);
         g.setFont(Font.getFont(Font.FACE_MONOSPACE, Font.STYLE_PLAIN,
                                Font.SIZE_SMALL));
         g.drawString("音效："+(Resource.isSoundOn?"开":"关"), 10, 10, g.TOP | g.LEFT);
         for(int i=0;i<Resource.setupKeyNum;i++)
         g.drawString(Resource.keyDes[i]+Resource.GetUserKeyName(Resource.key[i]),10,25+i*15,20);

         g.drawRect(7,9+15*nowKey,paintw-14,14);

         g.setColor(248,248,53);
         if(!isSettingKey)
         {
           g.drawString("请按左软件修改设置", paintw / 2, 90, g.TOP | g.HCENTER);
           g.drawImage(img[4],paintw - 5,painth - 5, g.RIGHT | g.BOTTOM );
         }
         else
           g.drawString("请按下要设置的按键",paintw / 2,90,g.TOP | g.HCENTER );

         break;

       case MENU_HELP_RANK:
         drawFrame(g);
         g.setColor(175,165,52);
         if(isHelp)
         g.fillRect(0,10,paintw,15);
         else
         g.fillRect(0,25,paintw,15);
        g.setColor(255,255,255);
        g.setFont(Font.getFont(Font.FACE_MONOSPACE, Font.STYLE_PLAIN,
                       Font.SIZE_SMALL));
        g.drawString("帮助信息", 10, 10, g.TOP | g.LEFT);
        g.drawString("本地排行", 10, 25, g.TOP | g.LEFT);
       break;
       case MENU_HELP:
         drawFrame(g);
                 g.setFont(Font.getFont(Font.FACE_MONOSPACE, Font.STYLE_PLAIN,
                                        Font.SIZE_SMALL));
                 g.setClip(5, 5, paintw-10, painth-10);
                 g.setColor(255,255,255);
                 drawHelpString(g, Resource.helpStr, 8,helpStrY+6);
                 g.setClip(0,0,paintw,painth);
                 //g.drawImage(img[4],paintw-5,painth-5,g.RIGHT  |g.BOTTOM );
       break;
       case MENU_RANK:
         drawFrame(g);
                 g.setColor(255,255,255);
                 g.setFont(Font.getFont(Font.FACE_MONOSPACE, Font.STYLE_PLAIN,
                                Font.SIZE_SMALL));
                 g.drawString("本地分数排行",paintw / 2,10,g.HCENTER |g.TOP  );

                 for(int i=0;i<5;i++)
                 {
                   g.drawString((i + 1)+".",10,30 + i*15,g.TOP | g.LEFT );
                 }
               //  g.drawImage(img[4],paintw - 5,painth - 5,g.RIGHT | g.BOTTOM );

       break;
       default :
       break;
       }
  }
public void run()
  {
 /*
while(!killThread)
    {

      switch(state)
       {
    case MENU_INIT:
           try
       {

       img[0] = Image.createImage(Resource.DIR + "logo.png");
       img[1] = Image.createImage(Resource.DIR + "select.png");
       img[2] = Image.createImage(Resource.DIR + "finger0.png");
       img[3] = Image.createImage(Resource.DIR + "finger1.png");
       img[4] = Image.createImage(Resource.DIR + "finger2.png");
       img[5] = Image.createImage(Resource.DIR + "finger3.png");
       img[6] = Image.createImage(Resource.DIR + "boy.png");
       img[7] = Image.createImage(Resource.DIR + "progress.png");
     }
     catch(Exception ex)
     {
     System.out.println("Error int create new img!");
     }
     state = MENU_SELECT;
           break;
       case MENU_SELECT:
       //this is for lover circle act
        fingerCount ++;
        fingerCount %= 4;
        break;
        case MENU_LOADING:
         Resource.setImage(Resource.PLAYER,Resource.DIR + "player.png");
         progress += 1;
         repaint();
         Resource.setImage(Resource.BOARD,Resource.DIR + "board.png");
         progress += 2;
         repaint();
         Resource.setImage(Resource.BG,Resource.DIR + "bg.png");
         Resource.setImage(Resource.PH,Resource.DIR + "ph.png");
         Resource.setImage(Resource.WALL_LEFT,Resource.DIR + "wall_left.png");
         progress += 2;
         repaint();
         Resource.setImage(Resource.TOOTH,Resource.DIR + "tooth.png");
         Resource.setImage(Resource.LOGO,Resource.DIR + "logo.png");
         progress += 2;
         repaint();
         Resource.setImage(Resource.SELECT,Resource.DIR + "select.png");
         Resource.setImage(Resource.FINGER0,Resource.DIR + "finger0.png");
         Resource.setImage(Resource.FINGER1,Resource.DIR + "finger1.png");
         Resource.setImage(Resource.FINGER2,Resource.DIR + "finger2.png");
         Resource.setImage(Resource.FINGER3,Resource.DIR + "finger3.png");
         progress += 1;
         repaint();
         Resource.setImage(Resource.BOY,Resource.DIR + "boy.png");
         Resource.setImage(Resource.PROGRESS,Resource.DIR + "progress.png");
         Resource.setImage(Resource.WALL_RIGHT,Resource.DIR + "wall_right.png");
         progress += 2;
         repaint();
         Resource.setImage(Resource.OVER,Resource.DIR + "over.png");
         progress += 1;
         repaint();
         killThread = true;
        break;
       case MENU_SETKEY:

         break;
       case MENU_HELP_RANK:


         break;
       case MENU_HELP:


         break;
       case MENU_RANK:


         break;
       }                      //switch(state)
     try
     {
     this.doKeyEvent(pressedKeyCode);
     repaint();
     thread.sleep(interval);
     }
     catch(Exception ex){}
           }                        //while(!killThread)
serviceRepaints();
img = null;
System.gc();
PaoPao.shiftCanvas(PaoPao.GAMEWORLD_ID,6);
*/
     }                           //run

     void drawFrame(Graphics g)
       {
         g.setColor(46,49,146);
         g.fillRect(2,2,paintw-4,painth-4);

         g.setColor(128,128,128);
         g.drawLine(2,2,2,painth-2);
         g.drawLine(2,4,paintw-2,4);
         g.drawLine(2+paintw-7,2,2+paintw-7,painth-2);
         g.drawLine(2,4+painth-6,paintw-2,4+painth-6);

         g.setColor(184,184,184);
         g.drawLine(3,2,3,painth-2);
         g.drawLine(2,3,paintw-2,3);
         g.drawLine(3+paintw-7,2,3+paintw-7,painth-2);
         g.drawLine(2,3+painth-6,paintw-2,3+painth-6);

         g.setColor(248,248,248);
         g.drawLine(4,2,4,painth-2);
         g.drawLine(2,2,paintw-2,2);
         g.drawLine(4+paintw-7,2,4+paintw-7,painth-2);
         g.drawLine(2,2+painth-6,paintw-2,2+painth-6);

         //g.drawImage(img[1],3,3,g.HCENTER|g.VCENTER );
        // g.drawImage(img[1],3,painth-3,g.HCENTER|g.VCENTER );
        // g.drawImage(img[1],paintw-3,3,g.HCENTER|g.VCENTER );
         //g.drawImage(img[1],paintw-3,painth-3,g.HCENTER|g.VCENTER );

       }
       public static void drawHelpString(Graphics g,String str,int x,int y)
         {
           System.gc();
           StringBuffer output = new StringBuffer(30);
           int j=0;
           for(int i=0;i<str.length();i++)
           {
             if(str.charAt(i)!='&')
             {
                output.append(str.charAt(i));
             }
             else
             {
               if(y+12*j>g.getClipY()-20 && y+12*j<g.getClipY()+g.getClipHeight())
                g.drawString(output.toString(),x,y+12*j,g.TOP|g.LEFT );
                j++;
                output.delete(0,29);
             }
           }

         }
}