System.Drawing.Point[] pts = {new System.Drawing.Point(25, 0),
new System.Drawing.Point(0, 50),
new System.Drawing.Point(20, 50),
new System.Drawing.Point((int)2.5, 100),
new System.Drawing.Point(40, 40),
new System.Drawing.Point(20, 40),
new System.Drawing.Point(40, 0),
new System.Drawing.Point(25, 0)};
System.Drawing.Drawing2D.GraphicsPath gpath = new System.Drawing.Drawing2D.GraphicsPath();
gpath.AddPolygon(pts);
FarPoint.Win.Spread.DrawingSpace.PSObject pso = new FarPoint.Win.Spread.DrawingSpace.CustomShape();
pso.CanMove = FarPoint.Win.Spread.DrawingSpace.Moving.HorizontalAndVertical;
pso.CanRotate = true;
pso.Shape = gpath;
pso.SetBounds(250, 250, 120, 120);
fpSpread1.ActiveSheet.AddShape((FarPoint.Win.Spread.DrawingSpace.PSShape)pso);