main.java

绘制动态绘制正弦波和余弦波的程序

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package task71;

import java.awt.*;
 import java.awt.event.*;
 import javax.swing.*;
public class Main {

    
    public static void main(String[] args) {
    JFrame JFshiboqi=new JFrame("实验7进阶"); 
    JFshiboqi.setSize(600,600);
    JFshiboqi.setLocation(50,50);
    
    JFshiboqi.getContentPane().setLayout(new GridLayout(2,1));
    JFshiboqi.getContentPane().add(new zhengxianbo());
    JFshiboqi.getContentPane().add(new yuxianbo());
    JFshiboqi.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JFshiboqi.show();
    }

}

class zhengxianbo  extends JPanel  implements  ActionListener
{private  JLabel  JLzx=new  JLabel("正弦波 y=Asin(wt+v)+a");
 
 private  JLabel  JLA=new  JLabel("A:");
 private  JLabel  JLw=new  JLabel("w:");
 private  JLabel  JLv=new  JLabel("v:");
 private  JLabel  JLa=new  JLabel("a:");
 private JLabel  JLhz=new JLabel("频率");
 private JTextField  JTA=new  JTextField("100",3);
 private JTextField  JTw=new  JTextField("1",3);
 private  JTextField  JTv=new  JTextField("0",3);
 private  JTextField  JTa=new  JTextField("0",3);
 private  JTextField  JThz=new  JTextField("200",3);
 private  JPanel  JPA=new  JPanel ();
 private  JPanel  JPw=new  JPanel();
 private  JPanel  JPv=new  JPanel();
 private  JPanel JPAwv=new JPanel();
 private  JPanel JPa=new JPanel();
  private  JPanel JPhz=new JPanel();
public static Thread  zx=new Thread(new boThread());
 private  JButton JBqd=new JButton("开始");
 private   JButton JBstop=new JButton("停止");
  private   JButton JBhf=new JButton("继续");
 public static  zhengxianbo1 ZX=new zhengxianbo1();

public static double JtA,Jtw,Jtv,Jta;
 public static int Jthz;
 public  zhengxianbo()
 {  
    
     
     JLzx.setHorizontalAlignment(JLabel.CENTER);
     JLA.setHorizontalAlignment(JLabel.RIGHT);
     JLw.setHorizontalAlignment(JLabel.RIGHT);
     JLv.setHorizontalAlignment(JLabel.RIGHT);
      JLa.setHorizontalAlignment(JLabel.RIGHT);
       JLhz.setHorizontalAlignment(JLabel.RIGHT);
     JTA.setHorizontalAlignment(JTextField.RIGHT);
     JTw.setHorizontalAlignment(JTextField.RIGHT);
     JTv.setHorizontalAlignment(JTextField.RIGHT);
     JTa.setHorizontalAlignment(JTextField.RIGHT);
     JThz.setHorizontalAlignment(JTextField.RIGHT);
  JPA.setLayout(new  GridLayout(1,2));
  JPA.add(JLA);
  JPA.add(JTA);
  JPw.setLayout(new  GridLayout(1,2));
  JPw.add(JLw);
  JPw.add(JTw);
  JPv.setLayout(new  GridLayout(1,2,1,0));
  JPv.add(JLv);
  JPv.add(JTv);
  JPa.setLayout(new  GridLayout(1,2,1,0));
  JPa.add(JLa);
  JPa.add(JTa);
   JPhz.setLayout(new  GridLayout(1,2,1,0));
   JPhz.add(JLhz);
   JPhz.add(JThz);
  JPAwv.setLayout(new GridLayout(1,7));
  JPAwv.add(JPA);
  JPAwv.add(JPw);
  JPAwv.add(JPv);
  JPAwv.add(JPa);
  JPAwv.add(JPhz);
  JPAwv.add(JBqd);
  JPAwv.add(JBstop);
   JPAwv.add(JBhf);
  this.setLayout(new BorderLayout());
  this.add( JLzx,BorderLayout.NORTH);   //JTin.setBackground(new Color(137,193,11));
  this.add(JPAwv,BorderLayout.SOUTH);
  this.add(ZX,BorderLayout.CENTER);
  JBqd.addActionListener(this);
  JBstop.addActionListener(this);
  JBhf.addActionListener(this);
 }

public void  actionPerformed(ActionEvent e)

{if(e.getSource()==JBqd)
 {  
    Jtw= Float.parseFloat(JTw.getText());
    JtA= Float.parseFloat(JTA.getText());
    Jtv= Float.parseFloat(JTv.getText());
    Jta= Float.parseFloat(JTa.getText());
    Jthz=Integer.parseInt(JThz.getText());
    zx.start();
    
 }
 if(e.getSource()==JBstop)
 {zx.suspend();
 }
 if(e.getSource()==JBhf)
 {zx.resume();
 }
 }
}
class boThread implements  Runnable
{
    
    public boThread()
 {
 }
 public void run()
 { while(true)
   { 
     zhengxianbo1.e+=200;

    if(zhengxianbo1.e==600)zhengxianbo1.e=0;
     zhengxianbo.ZX.repaint();
    
   
   try
   { zhengxianbo.zx.sleep(zhengxianbo.Jthz);
     
   }catch(Exception e)
   {e.printStackTrace();
   }
   } 
 }
}
class  zhengxianbo1 extends JPanel 
{  public  static int e=0;
    public zhengxianbo1()
    {
    }
    public void paintComponent(Graphics g){
    Color s=new Color(137,193,11);
     g.setColor(s);
     g.fill3DRect(0, 0,800, 200, true);
     g.setColor(Color.BLACK);
     g.drawLine(100, 100,800,100);
     g.drawLine(100, 10, 100, 100);
    int xtemp=100,ytemp=100,X,Y;
  
    System.out.println("963");
     for(int a=e;a<=e+200;a++){
            X=100+a;
       
            Y=100-(int)((zhengxianbo.JtA*Math.sin((zhengxianbo.Jtw*(a/100.0*Math.PI))+zhengxianbo.Jtv))+zhengxianbo.Jta);
            if(X==xtemp&&Y==ytemp) continue;
           else{
                g.fillRect(X, Y, 1, 1);
               xtemp=X;
            ytemp=Y;
      }
    }
}
}
class yuxianbo  extends JPanel   implements  ActionListener
{private  JLabel  JLyx=new  JLabel("余弦波 y=Acos(wt+v)+a");
 private  JLabel  JLA=new  JLabel("A:");
 private  JLabel  JLw=new  JLabel("w:");
 private  JLabel  JLv=new  JLabel("v:");
 private  JLabel  JLa=new  JLabel("a:");
  private JLabel  JLhz=new JLabel("频率");
 private  JTextField  JTA=new  JTextField("100",3);
 private  JTextField  JTw=new  JTextField("1",3);
 private  JTextField  JTv=new  JTextField("0",3);
 private  JTextField   JTa=new  JTextField("0",3);
 private  JTextField   JThz=new  JTextField("200",3);
 private  JPanel  JPA=new  JPanel ();
 private  JPanel  JPw=new  JPanel();
 private  JPanel  JPv=new  JPanel();
 private  JPanel  JPa=new  JPanel();
 private  JPanel  JPhz=new  JPanel();
 private  JPanel JPAwv=new JPanel();
  private  JButton JBqd=new JButton("开始");
  private  JButton JBstop=new JButton("停止");
   private  JButton JBhf=new JButton("继续");
public  static yuxianbo1 YX=new yuxianbo1();
public  static double JtA1,Jtw1,Jtv1,Jta1;
public static  int Jthz;
public static Thread  yx=new Thread(new boThread1());
 public yuxianbo ()
 {
    
     JLyx.setHorizontalAlignment(JLabel.CENTER);
     JLA.setHorizontalAlignment(JLabel.RIGHT);
     JLw.setHorizontalAlignment(JLabel.RIGHT);
     JLv.setHorizontalAlignment(JLabel.RIGHT);
     JLa.setHorizontalAlignment(JLabel.RIGHT);
     JLhz.setHorizontalAlignment(JLabel.RIGHT);
     JTA.setHorizontalAlignment(JTextField.RIGHT);
     JTw.setHorizontalAlignment(JTextField.RIGHT);
     JTv.setHorizontalAlignment(JTextField.RIGHT);
     JTa.setHorizontalAlignment(JTextField.RIGHT);
     JThz.setHorizontalAlignment(JTextField.RIGHT);
  JPA.setLayout(new  GridLayout(1,2));
  JPA.add(JLA);
  JPA.add(JTA);
  JPw.setLayout(new  GridLayout(1,2));
  JPw.add(JLw);
  JPw.add(JTw);
  JPv.setLayout(new  GridLayout(1,2));
  JPv.add(JLv);
  JPv.add(JTv);
  JPa.setLayout(new  GridLayout(1,2));
  JPa.add(JLa);
  JPa.add(JTa);
  JPhz.setLayout(new  GridLayout(1,2));
  JPhz.add(JLhz);
  JPhz.add(JThz);
  JPAwv.setLayout(new GridLayout(1,7));
  JPAwv.add(JPA);
  JPAwv.add(JPw);
  JPAwv.add(JPv);
  JPAwv.add( JPhz);
  JPAwv.add(JBqd);
  JPAwv.add(JBstop );
  JPAwv.add(JBhf );
  this.setLayout(new BorderLayout());
  this.add( JLyx,BorderLayout.NORTH);
  this.add(JPAwv,BorderLayout.SOUTH);
   this.add(YX,BorderLayout.CENTER);
    JBqd.addActionListener(this);
    JBhf.addActionListener(this);
     JBstop.addActionListener(this);
 }
 
public void  actionPerformed(ActionEvent e)

{if(e.getSource()==JBqd)
 {  Jtw1= Float.parseFloat(JTw.getText());
    JtA1= Float.parseFloat(JTA.getText());
    Jtv1= Float.parseFloat(JTv.getText());
    Jta1= Float.parseFloat(JTa.getText());
    Jthz=Integer.parseInt(JThz.getText());
    yx.start();
 }

 if(e.getSource()==JBstop)
 {yx.suspend();
 }
 if(e.getSource()==JBhf)
 {yx.resume();
 }
}
}
class boThread1 implements  Runnable
{
    
    public boThread1()
 {
 }
 public void run()
 { while(true)
   { yuxianbo1.e1+=200;
     if(yuxianbo1.e1==600)yuxianbo1.e1=0;
     yuxianbo.YX.repaint();  
   try
   { yuxianbo.yx.sleep(yuxianbo.Jthz);
   }catch(Exception e)
   {e.printStackTrace();
   }
   } 
 }
}

class yuxianbo1 extends JPanel
{ public  static int e1=0;
    public yuxianbo1()
 {
 }
    public void paintComponent(Graphics g){
    Color s=new Color(137,193,11);
     g.setColor(s);
     g.fill3DRect(0, 0,800, 200, true);
     g.setColor(Color.BLACK);
     g.drawLine(100, 100, 800,100);
     g.drawLine(100, 10, 100, 100);
    int xtemp=100,ytemp=100,X,Y;
       for(int a=e1;a<=e1+200;a++){
            X=100+a;
      Y=100-(int)((yuxianbo.JtA1*Math.cos((yuxianbo.Jtw1*(a/100.0*Math.PI))+yuxianbo.Jtv1))+yuxianbo.Jta1);
            if(X==xtemp&&Y==ytemp) continue;
           else{
                g.fillRect(X, Y, 1, 1);
               xtemp=X;
            ytemp=Y;
      }
    }
}
}