import java.awt.*;
import java.awt.image.*;

public class Graphics8
{

   static public void main(String[] args)
   {
      final int YELLOW = 0xFFFF00;

      /* ------------------------------------------------
         Preparing to draw picture...
         ------------------------------------------------ */
      Canvas pic = new MyCanvas();          // Make a canvas (2 dim array)
      Frame f = new Frame( "My image" );    // Create a window

      f.add("Center", pic);                 // Put the canvas in the window
      f.setSize(410,340);                   // Set size of the window
      f.setVisible(true);                   // Make window visible 

      /* ------------------------------------------------
         Draw triangle
         ------------------------------------------------ */
      for (int col = 0; col < 400; col++ ) 
         for (int row = 0; row < 300; row++ ) 
	    if ( 3*col + 4*row <= 1200 )
               MyCanvas.Image.setRGB(col, row, YELLOW); 

      pic.repaint();   // Repaint the picture
   }
}