picturecanvas.java

来自「J2ME显示图片！利用一个简单的MIDlet就可以控制画布。」· Java 代码 · 共 19 行

import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;

public class PictureCanvas extends Canvas {
	Image img = null;
	protected void paint(Graphics g) {
		if(img == null)getImage();
		g.drawImage(img, 0, 0, Graphics.LEFT|Graphics.TOP);
	}
	private void getImage() {
		try{
			img = Image.createImage("/1.gif");
		}catch(Exception e){
			e.printStackTrace();	
		}
	}
}