package graphtest;
import javax.swing.*;
import java.awt.*;
import java.awt.geom.AffineTransform;
public class Panel extends JPanel
{ @Override // переозначення методу малювання
  public void paintComponent (Graphics g) 
  { super.paintComponent(g); 
    g.setColor(Color.yellow);
    Graphics2D g2 = (Graphics2D) g;
    var at = AffineTransform.getRotateInstance (-Math.PI/2., 60.0, 60.0);
    at.concatenate(AffineTransform.getTranslateInstance (50.0, 0.0));
    at.concatenate(AffineTransform.getScaleInstance (0.5, 0.5));
    g2.setTransform (at);
    int [] ax = {10, 110, 110,  60,  60,  10};
    int [] ay = {10,   10, 60,  60, 160, 160};
    Polygon poly = new Polygon (ax, ay, 6);
    g2.fillPolygon(poly);
  }
}