image2.java

To draw lines in java

/* <applet code="Image2" width=300 height=100>
  </applet> */
import java.awt.*;
import java.awt.image.*;
import java.applet.*;
import java.awt.event.*;
public class Image2 extends Applet implements ActionListener
{
 Image img;
 Image img1;
 Image img2;
 Button y;
 int width=200;
 int height=10;
 int pixel[]=new int[width*height];
 int pixel1[]=new int[width*height]; 
 int pixel2[]=new int[width*height]; 
  public void init()
  {
  y=new Button("CREATE");
  add(y);
  y.addActionListener(this);
  }

  public void actionPerformed(ActionEvent b111)
  {
   String str=b111.getActionCommand();
   if(str.equals("CREATE"))
    {
     
     int r1=0XFF;
     int g1=0X00;   
     int b1=0X00;
     for(int i=0;i<width*height;i++) 						
      {
       pixel1[i]=(255<<24)|(r1<<16)|(g1<<8)|b1;
      }
    



     img=createImage(new MemoryImageSource(width,height,pixel1,0,10));
	
     int r=0X00;
     int g=0X00;   
     int b=0XFF;
     for(int j=0;j<width*height;j=j+5) 	
      {
       pixel[j]=(255<<24)|(r<<16)|(g<<8)|b;
      }
     img1=createImage(new MemoryImageSource(width,height,pixel,0,10));
     int r2=0X00;
     int g2=0XFF;   
     int b2=0X00;
     for(int k=0;k<width*height;k++) 						
      {
       pixel2[k]=(255<<24)|(r2<<16)|(g2<<8)|b2;
      }
     img2=createImage(new MemoryImageSource(2*width,2*height,pixel2,0,10));
     }
     repaint();
   }

  public void paint(Graphics g)
  {
  g.drawImage(img,50,20,this); 
  g.drawImage(img1,50,40,this);
  g.drawImage(img2,50,60,this);
  }
}