drow point

[alaa]

Hello
You draw a set of points using JavaScript using a mouse click, but I want to
Modify the program so that if you drag a point to a new location and delete the previous draw
The new code is stored coordinates the drawing by clicking correctly and works, but I do not know change the site you can help

                             import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.geom.*;
import java.util.ArrayList;

public class TestPanelDrawing2 extends JPanel implements MouseListener ,MouseMotionListener{
        static int i;
        static int x;
        static int y;
        static ArrayList<Ellipse2D.Double> vert = new ArrayList<Ellipse2D.Double>();
         static ArrayList<Integer> xCoordinate = new ArrayList<Integer>();
         static ArrayList<Integer> yCoordinate = new ArrayList<Integer>();


    ///to find which node is move
            public static  int serch_inArray(int x,int y){
      	for(int i=0;i<vert.size();i++){
      		
      	//	if(x>=)
      		
      		
      		if(vert.get(i).getX()<=x+25&&vert.get(i).getX()>=x-25&&vert.get(i).getY()<=x+25&&vert.get(i).getY()>=x-25)
      		return i;
      	}
      	return -1;
      }
       
        public void mouseDragged(MouseEvent e) {
        //	System.out.println (x);
                	 //x=e.getX();
                     //y=e.getY();
                     //i=serch_inArray(x,y);
                // System.out.println (i);
                
                }
       
        public void mouseMoved (MouseEvent e) {
        	
        	
        	
        	
        	}


        @Override
        public void mouseClicked(MouseEvent e) {
        
        x = e.getX();
        y = e.getY();
        drawNode();
       
        }

        @Override
        public void mouseEntered(MouseEvent e) {
        }

        @Override
        public void mousePressed(MouseEvent e) {
        //	 x=e.getX();
         // y=e.getY();
         // i=serch_inArray(x,y);
        	
        }

        @Override
        public void mouseReleased(MouseEvent e) {
         //x = e.getX();
        // y = e.getY();
        // System.out.println (i);
         //vert.set(i,new Ellipse2D.Double(x, y, 15, 15));
        // drawNode();	
        	
        	
        }

        @Override
        public void mouseExited(MouseEvent e) {
        }

        public TestPanelDrawing2() {
        addMouseListener(this);
        }

        public void drawNode() {
        Graphics g = getGraphics();
        Graphics2D g2 = (Graphics2D) g;
        int x1 = TestPanelDrawing2.x;
        int y1 = TestPanelDrawing2.y;

        Ellipse2D.Double a = new Ellipse2D.Double(x1 + 5, y1, 15, 15); 
        TestPanelDrawing2.vert.add(a);
        for (int i = 0; i < vert.size(); i++) {
                Ellipse2D.Double d = vert.get(i);
                g2.draw(d);
                g.drawString((char) (65 + i) + "", (int) (d.x + 5), (int) d.y); 
                g2.fill(new Ellipse2D.Double(d.x, d.y, 15, 15));
        }
        
      
        
        }

        public static void main(String[] args) {
        TestPanelDrawing2 p = new TestPanelDrawing2();
        JFrame frame = new JFrame();
        frame.add(p);
        frame.setTitle("TestPanelDrawing");
        frame.setLocationRelativeTo(null); // Center the frame
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(600, 400);
        frame.setVisible(true);
        }
}