WPF

class MyObject
{
    int x,y,z;
    string name;

    EventHandler event;
    ..etc...
}

Pen pen = new Pen(Brushes.Red, 5);
Random random = new Random();

DrawingVisual visual = new DrawingVisual();
using (DrawingContext dc = visual.RenderOpen())
{
    for (int i = 0; i < 10000; i++)
    {
        Point p1 = new Point(random.Next(0, 5000), random.Next(0, 5000));
        Point p2 = new Point(random.Next(0, 100), random.Next(0, 100));
        dc.DrawLine(pen, p1, new Point(p1.X - p2.X, p1.Y - p2.Y));
    }
    dc.Close();
}
MyCanvas.AddVisual(visual);

using System.Collections.Generic;
using System.Windows.Controls;
using System.Windows.Media;

namespace WpfApplication1
{
    public class DrawingCanvas : Canvas
    {
        private List<visual> _visuals = new List<visual>();

        protected override int VisualChildrenCount
        {
            get
            {
                return _visuals.Count;
            }
        }

        protected override Visual GetVisualChild(int index)
        {
            return _visuals[index];
        }

        public void AddVisual(Visual visual)
        {
            _visuals.Add(visual);
            base.AddVisualChild(visual);
            base.AddLogicalChild(visual);
        }
    }
}
</visual></visual>

<Canvas x:Name="LayoutRoot"...
    <StackPanel...
       <Rectangle...
          <StackPanel...
             <Image...