Curve XY 2D

File comment: NetBeans Project Curve X-Y.
XYCurve.rar [11.88 KiB]
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/*
 * myFrame.java
 */

package xycurve;

import javax.swing.JFrame;

/**
 *

 */
public class myFrame extends JFrame{
    
    /** Creates a new instance of myFrame */
    public myFrame() {
        
        getContentPane().add(cpanel);
        setTitle("XY-Curve");
        setSize(300,350);
        setLocation(200,200);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setVisible(true);
    }
    
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        new myFrame();
        // TODO code application logic here
    }
    myPanel cpanel=new myPanel();
}

/*
 * myPanel.java
 */

package xycurve;

import java.awt.Color;
import java.awt.Graphics;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Random;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;

/**
 *

 */
public class myPanel extends JPanel{
    
    /** Creates a new instance of myPanel */
    
    private JButton randButton=new JButton("Generate");
    private JTextField myText=new JTextField(3);
    private JLabel myLabel=new JLabel("Max  Temperature ");
    private Random myrand=new Random();
    private int Max_temperature;
    private int Min_temperature;
    private int[] temparray=new int[200];
    private int oldx;
    private int oldy;
    public myPanel() {
        
        randButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                Max_temperature=Integer.parseInt(myText.getText());
                if(Max_temperature>200||Max_temperature200||Max_temperature<=0) {
            Max_temperature=200;
            myText.setText("200");
        }
        
        for(int i=0;i<100;i++) {
            temparray[i]=myrand.nextInt(Max_temperature);
        }
        add(myLabel);
        add(myText);
        add(randButton);
    }
    
    protected void paintComponent(Graphics g) {
        super.paintComponent(g);
        
        g.drawLine(10,300,10,200);
        g.drawLine(10,300,110,300);
        g.setColor(Color.BLUE);
    
        for(int i=0;i<100;i++) {
            g.drawLine(20+i-1,300-oldy,20+i,300-temparray[i]);
            oldy=temparray[i];
            
        }
        g.setColor(Color.RED);
        g.drawString("Temperature(0 -"+Integer.toString(Max_temperature)+")",10,100);
        g.drawString("Time (0-100)",120,300);
    }
    
}