examplemidlet.java

Game_Anim_Java_MIDP_v1_0.zip详细的介绍了midp1.0中动画的制作

package example;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: Sensible Development Ltd</p>
 * @author Alan Newman
 * @version 1.0
 */

import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;

public class ExampleMidlet extends MIDlet
{
  private MyCanvas canvas;


  public ExampleMidlet()
  {
  }

  protected void startApp(  ) throws MIDletStateChangeException
  {
    initMidlet();
    Display.getDisplay(this).setCurrent(canvas);

    canvas.start();
    System.out.println("Midlet initialised");
  }

  protected void pauseApp(  )
  {
    canvas.stop();
  }

  protected void destroyApp( boolean p1 )
  {
    canvas.stop();
  }
  private void initMidlet()
  {
    // initialise the canvas
    System.out.println("Free memory: "+Runtime.getRuntime().freeMemory());
    canvas=new MyCanvas(this);
    System.out.println("Canvas created.");
    System.out.println("Free memory: "+Runtime.getRuntime().freeMemory());
  }

  public void exitMidlet()
  {
    destroyApp(false);
    notifyDestroyed();

  }
  protected static Image[] getImages(String imgName, int frames)
  {
    Image[] images = new Image[frames];
    try
    {
      for (int i=0;i<frames;++i)
      {
        images[i] = Image.createImage("/"+imgName+"_"+i+".png");
      }
    }
    catch(java.io.IOException e)
    {
      System.out.println("Image, "+imgName+", could not be loaded.");
    }
    return images;
  }
}