myframe.java

小牛试刀,个人爱好,可供参考,用Java画画

import java.awt.*;
import javax.swing.*;
public class MyFrame extends JFrame{
	//JButton btn = new JButton("red");
	JPanel p = null;
	public MyFrame(){
		this.setSize(600,600);
		//this.setTitle("title");
		p=(JPanel)this.getContentPane();
		//p.setLayout(new FlowLayout());
		//p.add(btn);
		p.add(new MyDraw());
		//this.setBounds(200,200,400,300);
		this.setVisible(true);
	}
	public static void main(String [] args)
	{
		new MyFrame();
	}
}
class MyDraw extends JPanel{
	
	public MyDraw(){
		this.setSize(500,500);
		System.out.println("aaaaaaaaaaaaaaa");
	}
	public void paintComponent(Graphics g){
		//g.setColor(Color.red);
		//g.drawOval(50,50,50,50);
		g.setColor(Color.black);
		g.fillPolygon(new int[]{0,300,600,600,0},new int[]{300,0,300,600,600},5);
		g.setColor(Color.pink);
		g.fillArc(200,200,200,200,20,360);
		g.fillArc(250,400,100,100,20,360);
		g.setColor(Color.red);
		
		g.fillArc(250,300,10,20,20,360);
		g.fillArc(330,300,10,20,20,360);
		g.fillRect(290,330,10,10);
		
		//g.fillArc(270,430,20,20,20,360);
		//g.fillArc(310,430,20,20,20,360);
		g.fillRect(200,400,200,10);
		
		g.fillRect(275,500,10,100);
		g.fillRect(315,500,10,100);
		g.setColor(Color.blue);
		g.drawString("ddddd",20,20);
		
		Graphics2D g2d = (Graphics2D)g;
		g2d.set
	}
}