import javax.microedition.midlet.MIDlet;import javax.microedition.lcdui.*;import javax.microedition.lcdui.game.*;import javax.microedition.media.*;import javax.microedition.media.control.*;import javax.microedition.rms.*;import java.util.*;import java.io.*; //简单的动画canvas by sword2008@程序之巢 //我原本的图片有张超过了200k，传不上来。 public class test2 extends MIDlet{ private Display display;  public test2(){   }  public void startApp(){  new HCanvas(Display.getDisplay(this)).start();}  public void pauseApp(){ }  public void destroyApp(boolean unkowmn){ } class HCanvas extends GameCanvas implements Runnable{ private Display display; private boolean sleeping; private long frameDelay; private int inputDelay; private Random rand; private Image background; private Image chickenHead; private Sprite chickenSprite; private Sprite[] carSprite=new Sprite[4]; private int[] carYSpeed=new int[4]; private boolean gameOver; private int numLives; private int score; private Player musicPlayer; private Player celebratePlayer; private Player squishPlayer; private Player gameoverPlayer; private int pass,lever,nextlever=1;//增加游戏难度 ,nextlever记录当前的难度，为难度提高+1 private int []hiScores=new int[5]; public HCanvas(Display d){ super(true); display=d;  frameDelay=50; inputDelay=0;    }///////////////////////////////////////////////////////////////////////////////////public void start(){ display.setCurrent(this);  rand=new Random();  gameOver=false; numLives=3; score=0; lever=0; //声音文件初始化/* try{ InputStream is=getClass().getResourceAsStream("0.mid"); musicPlayer=Manager.createPlayer(is,"audio/midi"); musicPlayer.prefetch();  is=getClass().getResourceAsStream("1.mid"); celebratePlayer=Manager.createPlayer(is,"audio/midi");//通过道路 celebratePlayer.prefetch();  is=getClass().getResourceAsStream("2.mid"); squishPlayer=Manager.createPlayer(is,"audio/midi"); squishPlayer.prefetch();  is=getClass().getResourceAsStream("0.mid"); gameoverPlayer=Manager.createPlayer(is,"audio/midi"); gameoverPlayer.prefetch();    } catch(IOException ioe){ System.out.println(ioe.toString());     } catch(MediaException me){        }*/ //动画图片初始化  try{ background=Image.createImage("/001-G_Water01.png"); chickenHead=Image.createImage("/019-Accessory04.png");  chickenSprite=new Sprite(Image.createImage("/048-Fairy01.png"),22,22); chickenSprite.setPosition(0,77);  carSprite[0]=new Sprite(Image.createImage("/36.png")); carSprite[0].setPosition(40,0); carYSpeed[0]=0; carSprite[1]=new Sprite(Image.createImage("/37.png")); carSprite[1].setPosition(75,0); carYSpeed[1]=-3; carSprite[2]=new Sprite(Image.createImage("/44.png")); carSprite[2].setPosition(105,67); carYSpeed[2]=-2; carSprite[3]=new Sprite(Image.createImage("/040-Item09.png")); carSprite[3].setPosition(128,64 ); carYSpeed[3]=-5;    } catch(IOException e){ System.out.println("failed loading image!");       }  sleeping=false; Thread t=new Thread(this); t.start();       }///////////////////////-------------------------------------------------------------public void checkLever(){  if(lever==nextlever){ for(int j=0;j<4;j++) carYSpeed[j]=carYSpeed[j]+1; nextlever+=1;}    }///////////////////////-------------------------------------------------------------//////////////////////////////////////////////////////////////////////////////////// public void stop(){ sleeping=true;//关闭声音/* musicPlayer.close(); celebratePlayer.close(); gameoverPlayer.close(); squishPlayer.close();*/    } public void run(){ Graphics g=getGraphics();  while(!sleeping){ update(); draw(g); try{ Thread.sleep(frameDelay);    } catch(InterruptedException id) {}   }   }/////////////////////////////////////////////////////////////////////////////////////////private void update(){ chickenSprite.nextFrame();//飞啊飞 if(gameOver){ int keyState=getKeyStates(); if((keyState&FIRE_PRESSED)!=0){//声音也开始了 /* try{ musicPlayer.setMediaTime(0); musicPlayer.start();    } catch(MediaException me){}*/ chickenSprite.setPosition(2,77); gameOver=false; score=0; lever=0; numLives=3;          } return;      } burnmechine();//是否爆机 if(++inputDelay>2){ int keyState=getKeyStates(); if((keyState&LEFT_PRESSED)!=0){ chickenSprite.move(-10,0); //chickenSprite.nextFrame();          } else if((keyState&RIGHT_PRESSED)!=0){ chickenSprite.move(10,0); //chickenSprite.nextFrame();          } if((keyState&UP_PRESSED)!=0){ chickenSprite.move(0,-10); //chickenSprite.nextFrame();        } else if((keyState&DOWN_PRESSED)!=0){ chickenSprite.move(0,10); //chickenSprite.nextFrame();        } checkBounds(chickenSprite,false);  inputDelay=0;      } if(chickenSprite.getX()>100){ if(pass==5) {pass=0;  lever+=1; } else pass+=1;//难度增加  checkLever();//游戏难度升级   //通过了的WAV /* try{  celebratePlayer.start();    } catch(MediaException me){}*/ AlertType.WARNING.playSound(display);  chickenSprite.setPosition(2,77); score+=25;        } for(int i=0;i<4;i++){ carSprite[i].move(0,carYSpeed[i]); checkBounds(carSprite[i],true);  if(chickenSprite.collidesWith(carSprite[i],true)){ AlertType.ERROR.playSound(display);  if(--numLives==0) {//结束音乐/* try{ musicPlayer.stop(); gameoverPlayer.start();    } catch(MediaException me){}*/ gameOver=true; } else {chickenSprite.setPosition(2,77);}  break;        }       }       }////////////////////////////////////////////////////////////////////////////////////////private void draw(Graphics g){ g.drawImage(background,0,0,Graphics.TOP|Graphics.LEFT);  for(int i=0;i<numLives;i++) g.drawImage(chickenHead,20-((i+1)*8),0,Graphics.TOP|Graphics.LEFT);  chickenSprite.paint(g);  for(int i=0;i<4;i++) carSprite[i].paint(g);  if(gameOver){ g.setColor(255,255,255); g.setFont(Font.getFont(Font.FACE_MONOSPACE,Font.STYLE_BOLD,Font.SIZE_LARGE)); g.drawString("game over",90,40,Graphics.TOP|Graphics.HCENTER); g.setFont(Font.getFont(Font.FACE_MONOSPACE,Font.STYLE_BOLD,Font.SIZE_MEDIUM)); g.drawString("你的分数为"+score,50,70,Graphics.TOP|Graphics.HCENTER); g.drawString("制作人：剑2008",50,90,Graphics.TOP|Graphics.HCENTER); flushGraphics(); try{ Thread.sleep(5000);    } catch(InterruptedException id) {} paintHighScore();//显示分数榜          } g.drawString(""+score+"    难度"+lever,35,0,Graphics.TOP|Graphics.LEFT);    flushGraphics();           }private void burnmechine(){ if(lever>9)//爆机 {Graphics g=getGraphics(); g.setColor(255,255,0); g.drawString("好强哦，爆机了!",20,55,Graphics.TOP|Graphics.LEFT); g.drawString("请联系QQ14923349",20,75,Graphics.TOP|Graphics.LEFT); flushGraphics();//不调用这个涵数会首先被图画覆盖，爆机留言显示不出来。 }     }   private void paintHighScore(){//分数排行榜，RMS Graphics g=getGraphics(); g.setColor(0x000000); g.fillRect(0,0,getWidth(),getHeight()); g.setColor(255,255,0); g.drawString("分数龙虎榜",20,0,Graphics.TOP|Graphics.LEFT); g.drawString("http://blog.programfan.com",5,20,Graphics.TOP|Graphics.LEFT);    g.drawString("/blog.asp?author=qq14923349",5,30,Graphics.TOP|Graphics.LEFT); g.setColor(255,255,255);  readHiScores(); updateHiScore(); writeHiScores(); for(int i=0;i<5;i++) {   g.drawString("第  "+(i+1)+"名： "+hiScores[i],10,60+i*10,Graphics.TOP|Graphics.LEFT);        }  flushGraphics();  try{ Thread.sleep(5000);    } catch(InterruptedException id) {}         }     private void readHiScores()//读出记录{  RecordStore rs=null; try{  rs=RecordStore.openRecordStore("HiScores",false);    } catch(Exception e){}  if( rs!=null ){ try{ int len; byte[] recordData=new byte[8]; for(int i=1;i<=rs.getNumRecords();i++)        { if(rs.getRecordSize(i)>recordData.length) recordData =new byte[rs.getRecordSize(i)];   len=rs.getRecord(i,recordData,0);    hiScores[i-1]=(Integer.parseInt(new String(recordData,0,len)));        }     } catch(Exception e){  System.err.println("Failed reading hi scores!");     }  try{  rs.closeRecordStore();     }  catch(Exception e){   System.err.println("Failed closing hi score record store!");      }          } else{ for(int i=0;i<5;i++) hiScores[i]=0;     } }       private void writeHiScores()//添加记录{ try{//删除前面的记录 RecordStore.deleteRecordStore("HiScores");    } catch(Exception e){} RecordStore rs=null; try{ rs=RecordStore.openRecordStore("HiScores",true);    } catch(Exception e){ System.err.println("failed!!");            }  for(int i=0;i<5;i++) {    if(hiScores[i]>(int)score)  hiScores[i]=(int)score;} for(int i=0;i<5;i++) {    if(hiScores[i]>(int)score)  hiScores[i]=(int)score; byte[] recordData=Integer.toString(hiScores[i]).getBytes();  try{  rs.addRecord(recordData,0,recordData.length);     }  catch(Exception e){  System.err.println("Failed writing hi scores!");      } }  try{//关闭记录存储  rs.closeRecordStore();     }  catch(Exception e){   System.err.println("Failed closing hi score record store!");      }}           private void updateHiScore(){ int i; for(i=0;i<5;i++) if(score>hiScores[i]) break;  if(i<5) { for(int j=4;j>i;j--) { hiScores[j]=hiScores[j-1]; }  hiScores[i]=score; }        }           private void checkBounds(Sprite sprite,boolean wrap){ if(wrap){ if(sprite.getX()<-sprite.getWidth()) sprite.setPosition(getWidth(),sprite.getY()); else if(sprite.getX()>getWidth()) sprite.setPosition(-sprite.getWidth(),sprite.getY()); if(sprite.getY()<-sprite.getHeight()) sprite.setPosition(sprite.getX(),getHeight()); else if(sprite.getY()>getHeight()) sprite.setPosition(sprite.getX(),-sprite.getHeight());  } else { if(sprite.getX()<0) sprite.setPosition(0,sprite.getY()); else if(sprite.getX()>(getWidth()-sprite.getWidth())) sprite.setPosition(getWidth()-sprite.getWidth(),sprite.getY()); if(sprite.getY()<0) sprite.setPosition(sprite.getX(),0);   else if(sprite.getY()>(getHeight()-sprite.getHeight())) sprite.setPosition(sprite.getX(),getHeight()-sprite.getHeight());      }          }             }}

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