Java Graphics_6

Java图形界面时间显示

最新推荐文章于 2025-09-09 08:37:13 发布

原创最新推荐文章于 2025-09-09 08:37:13 发布 · 779 阅读

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CC 4.0 BY-SA版权

文章标签：

#java #date #constructor #class #string

package com.han;

import java.awt.Canvas;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Shape;
import java.awt.geom.Rectangle2D;
import java.util.Date;
import java.util.Locale;

import javax.swing.JFrame;

@SuppressWarnings("serial")
public class Graphics_6 extends JFrame {
	private Shape rect;
	private Font font;
	private Date date;
	
	public Graphics_6() {
		// TODO Auto-generated constructor stub
//		getContentPane().add(new CanvasPanel());
		add(new CanvasPanel());
	}
	
	class CanvasPanel extends Canvas {
		public void paint(Graphics g) {
			Graphics2D g2 = (Graphics2D) g;
			rect = new Rectangle2D.Double(10, 10, 200, 85);
			font = new Font("宋体", Font.BOLD, 16);
			date = new Date();
			
			g2.setColor(Color.CYAN);
			g2.fill(rect);
			g2.setColor(Color.BLUE);
			g2.setFont(font);
			g2.drawString("现在时间是:", 20, 30);
//			Locale l = null;
			g2.drawString(String.format(Locale.CHINA, "%tr", date), 50, 60);
			g2.drawString(String.format(Locale.US, "%tr", date), 50, 75);
			g2.drawString(String.format(Locale.FRANCE, "%tr", date), 50, 90);
		}
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Graphics_6 frame = new Graphics_6();
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setTitle("绘制文本");
		frame.setSize(230, 140);
		frame.setVisible(true);
	}

}