import javax.servlet.*;
import javax.servlet.http.*;
import com.sun.image.codec.jpeg.*;  
import java.awt.image.*;
import java.awt.*;
import java.io.*;
import java.util.Vector;

import ee.tpu.hk.links.DiagramFunc;

public class diagramm extends HttpServlet
{

  private DiagramFunc stiilid = new DiagramFunc();	  


  public void doGet(HttpServletRequest kysimus, HttpServletResponse vastus)
      throws IOException, ServletException{

    String userid =kysimus.getParameter("userid");

	Vector st =new Vector(5);
	st = stiilid.allStyles();
	st.trimToSize();

   
  
    BufferedImage pilt =new BufferedImage(400, 300,
                                              BufferedImage.TYPE_INT_RGB);
    Graphics2D  piltg=pilt.createGraphics();
    
    	piltg.setColor(Color.white);
    	piltg.fillRect(0,0,400,300);
    	piltg.setColor(Color.black);
    	piltg.drawLine(100,20,350,20);
    	piltg.drawLine(100,20,100,250);
    	piltg.drawString("0 %",100,10);
    	piltg.drawString("100 %",320,10);
    	
		int y=50;
		int x =10;
		float stiilipr=0;				//mittu % oli mingi stiili plaate
		float xpr;  				
		
		for(int i = 0;i<st.size();i++)
		{
			xpr =250; //diagrammi max pikkus
			// protsendi arvutamine	
			stiilipr = stiilid.procentOfStyle(userid, (String)st.get(i));
			//diagrammi arvutamine
			xpr = xpr/100;
			xpr =stiilipr*xpr;

			piltg.setColor(Color.black);
 			piltg.drawString(st.get(i)+" "+stiilipr+" %",x,y+10);
 			piltg.setColor(Color.red);
			piltg.fillRect(100,y,(int)xpr,20);
 			y+=50;
		}
     	vastus.setContentType("image/jpeg");
    	JPEGCodec.createJPEGEncoder(vastus.getOutputStream()).encode(pilt);
  }
}