logocanvas.java

用J2ME写的一个益智类手机游戏。玩家回答问题

package mindsurf;

import javax.microedition.lcdui.*;
import com.nokia.mid.ui.FullCanvas;

/*小组Logo动画*/
public class LogoCanvas extends FullCanvas implements Runnable{
  private Image logo[]=new Image[3];
  //count动画祯数数
  private int count=0;
  Display display;
  /** Constructor */
  public LogoCanvas(Display display) {
    this.display=display;
    try{
    logo[0]=Image.createImage("/res/gaizhang.png");
    logo[1]=Image.createImage("/res/long.png");
    logo[2]=Image.createImage("/res/mingzi.png");
    }catch(Exception e){}
    Thread thread=new Thread(this);
    thread.start();
  }

  protected void paint(Graphics g) {
    //清屏
    g.setColor(255,255,255);
    g.fillRect(0,0,128,128);
    //画背景
    g.setColor(0xDEE3E5);
    for(int i = 0; i< 8; i++){
     for (int j = 0; j < 8; j++) {
       g.fillRect(0 + j * 16, 0 + i * 16, 8, 8);
     }
   }
   for(int m = 0;m < 8; m++){
    for (int n = 0; n < 8; n++) {
      g.fillRect(8 + m * 16, 8 + n * 16, 8, 8);
    }
   }
    g.setColor(0,0,0);

    //第1秒显示
    if(count==1){
      g.drawImage(logo[0],14,3,Graphics.TOP | Graphics.LEFT);
    }
    //第2秒显示
    if(count==2){
      g.drawImage(logo[1],20,3,Graphics.LEFT | Graphics.TOP);
    }
    //第3秒显示并停顿1秒
    if(count==3||count==4){
       g.drawImage(logo[1],20,3,Graphics.LEFT | Graphics.TOP);
       g.drawImage(logo[2],0,90,Graphics.LEFT | Graphics.TOP);
    }
  }

    public void run() {
      int i=0;
      while(i<5){
        try {
          Thread.sleep(1000);
        }
        catch (Exception e) {}
        i++;
        //count变化显示不同的动画图片
        count++;
        repaint();
      }
        //5秒后显示下一屏
         display.setCurrent(new MainCanvas(display));
         logo=null;
         System.gc();
    }
}