line.java

j2me学习 简单例子

package example.demoprimaryui.graphicsone;

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

/**
 * <p>J2ME line Demo</p>
 * 
 * @author 刘光辉
 * @version 2009.02.02
 */
public class Line extends Canvas {

	/**
	 * <p>line的构造函数</p>
	 */
	public Line() {

	}

	/**
	 * <p>绘制方法</p>
	 * @see javax.microedition.midlet.Canvas#paint()
	 */
	protected void paint(Graphics g) {
		//进行画面的初始化
		g.setColor(255,255,255);
		g.fillRect(0, 0, getWidth(),getHeight());
		//虚线
		g.setColor(255,0,0);
		g.drawLine(10, 10, 100, 10);
		g.setStrokeStyle(Graphics.DOTTED);
		//实线
		g.setColor(125,125,125);
		g.drawLine(50, 50, 150, 50);
		g.setStrokeStyle(Graphics.SOLID);
	}

}