Go语言视频零基础入门到精通

javalearner

使用TiledLayr类例子 :精灵在地砖层上移动。 import javax.microedition.midlet.MIDlet;
import javax.microedition.lcdui.*;
import javax.microedition.lcdui.game.GameCanvas;
import javax.microedition.lcdui.game.*;  
  
  

1. 
   
2. public class Xman extends MIDlet{
   
3. 
   
4. public void startApp(){
   
5.    new Man1(Display.getDisplay(this)).start();
   
6. }
   
7. public void pauseApp(){}
   
8. public void destroyApp(boolean e){}
9. 
   
10. class Man1 extends GameCanvas implements Runnable{
    
11. 
    
12. private Display display;
    
13. private Sprite xman;
    
14. private TiledLayer background;
    
15. private int Xbackground,Ybackground;
    
16. public Man1(Display d){
    
17.   super(true);
    
18.   display=d;
    
19.   display.setCurrent(this);
    
20. }
    
21. private void start(){
    
22.   try{
    
23.     xman=new Sprite(Image.createImage("/man.png"),25,20);
    
24.     background=new TiledLayer(16,1,Image.createImage("/background.png"),44,88);
    
25.     setcell();
    
26.   }catch(Exception e){
    
27. }
    
28. 
    
29. Thread t=new Thread(this);
    
30. t.start();
    
31. }
    
32. private void setcell(){
    
33. int map[]={1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2};
    
34. 
    
35. for(int i=0;i< map.length;i++){
    
36.   int column=i%16;
    
37.   int row=(i-column)/1;
    
38.   background.setCell(column,row,map[i]);
    
39. }
    
40. 
    
41. Xbackground=2;
    
42. Ybackground=2;
    
43. 
    
44. xman.setPosition(getWidth()/2,100);
    
45. background.setPosition(0,50);
    
46. }
    
47. public void run(){
    
48.   Graphics g=getGraphics();
    
49.   while(true){
    
50.     update();
    
51.     draw(g);
    
52.     try{
    
53.      Thread.sleep(100);
    
54.     }catch(Exception e){}
    
55.     }
    
56.     }
    
57. private void update(){
    
58.   int keyState=getKeyStates();
    
59.   if((keyState&LEFT_PRESSED)!=0){
    
60.     background.move(Xbackground,0);
    
61.      xman.nextFrame();
    
62.   }
    
63. else if((keyState&RIGHT_PRESSED)!=0){
    
64.     background.move(-Xbackground,0);
    
65.     xman.nextFrame();
    
66. }
    
67. if (background.getX() >100)
    
68.       background.setPosition(100, background.getY());
    
69.     else if (background.getX() < -550)
    
70.       background.setPosition(-550, background.getY());
    
71. }
    
72. private void draw(Graphics g){
    
73. g.setColor(0xffffff);
    
74. g.fillRect(0,0,getWidth(),getHeight());
    
75. background.paint(g);
    
76. xman.paint(g);
    
77. flushGraphics();
    
78.   }
    
79. }
    
80. }

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源码下载：http://203.93.208.26/kj/cwb/dir7/Xman.zip