using System;
using System.IO;
using System.Reflection;
using System.Runtime.InteropServices;
using Cairo;
using Gtk;
 
public class Example
{ static void Main ()
  { Application.Init ();
    Gtk.Window w = new Gtk.Window ("Перетворення Mono-Cairo");
    w.Resize (400, 400);
    DrawingArea a = new CairoGraphic ();
    Box box = new HBox (true, 0);
    box.Add (a);
    w.Add (box);
    w.DeleteEvent += close_window;
    w.ShowAll ();
    Application.Run ();
  }
  static void close_window (object obj, DeleteEventArgs args)
  { Application.Quit ();
  }
}
 
public class CairoGraphic : DrawingArea
{ protected override bool OnExposeEvent (Gdk.EventExpose args)
  { using (Context g = Gdk.CairoHelper.Create (args.Window))
    { g.Rectangle (160, 20, 140, 80);
      g.Rotate (Math.PI/6);
      g.Rectangle (160, 20, 140, 80);
      g.Translate (0, 100);
      g.Rectangle (160, 20, 140, 80);
      g.Scale(2,2);
      g.Rectangle (160, 20, 140, 80);
      g.SetSourceColor(new Color (0, 1, 0, 1));
      g.FillPreserve ();
      g.SetSourceColor(new Color (0, 0, 1, 0.5));
      g.LineWidth = 7;
      g.Stroke();
    }
    return true;
  }
}