void AddBT_Click(object sender, EventArgs e)
        {
            List <string> sel = editor.GetSelection();

            List <Area> areas = new List <Area>();

            float minX = float.MaxValue;
            float maxX = float.MinValue;

            float minY = float.MaxValue;
            float maxY = float.MinValue;

            foreach (string selItem in sel)
            {
                RigElement elem             = editor.GenData.RealNamesControls[selItem];
                Area       oscarControlArea = AreaMapComponent.AddOscarControl(selItem, elem, editor.GenData.CtrlsInfos[elem.FullName], editor.Projection);

                Vector2 corner      = oscarControlArea.Corner;
                Vector2 otherCorner = oscarControlArea.Shape.LowerRightCorner;

                if (maxX < otherCorner.X)
                {
                    maxX = otherCorner.X;
                }
                if (minX > corner.X)
                {
                    minX = corner.X;
                }

                if (maxY < otherCorner.Y)
                {
                    maxY = otherCorner.Y;
                }
                if (minY > corner.Y)
                {
                    minY = corner.Y;
                }

                areas.Add(oscarControlArea);
            }

            float Yextension = maxY - minY;
            float Xextension = maxX - minX;

            float scale = Math.Min(AreaMapComponent.Width / Xextension, AreaMapComponent.Height / Yextension);

            foreach (Area area in areas)
            {
                area.Center *= new Vector2(1.0f, -1.0f);
                area.Center += new Vector2(-minX, maxY);
                area.Scale(new Vector2(scale, scale), new Vector2(0f, 0f));
            }

            AreaMapComponent.Invalidate();
            RefreshListBox();
        }