public static void LayoutSymbol(SymbolLayout Sym, BjtType Type, Terminal C, Terminal B, Terminal E, Func <string> Name, Func <string> Part)
        {
            int bx = -5;

            Sym.AddTerminal(B, new Coord(-20, 0), new Coord(bx, 0));
            switch (Type)
            {
            case BjtType.NPN:
                Sym.AddTerminal(C, new Coord(10, 20), new Coord(10, 17));
                Sym.AddTerminal(E, new Coord(10, -20), new Coord(10, -17));
                Sym.DrawLine(EdgeType.Black, new Coord(10, 17), new Coord(bx, 8));
                Sym.DrawArrow(EdgeType.Black, new Coord(bx, -8), new Coord(10, -17), 0.2, 0.3);
                break;

            case BjtType.PNP:
                Sym.AddTerminal(E, new Coord(10, 20), new Coord(10, 17));
                Sym.AddTerminal(C, new Coord(10, -20), new Coord(10, -17));
                Sym.DrawArrow(EdgeType.Black, new Coord(10, 17), new Coord(bx, 8), 0.2, 0.3);
                Sym.DrawLine(EdgeType.Black, new Coord(bx, -8), new Coord(10, -17));
                break;

            default:
                throw new NotSupportedException("Unknown BJT type.");
            }
            Sym.DrawLine(EdgeType.Black, new Coord(bx, 12), new Coord(bx, -12));

            if (Part != null)
            {
                Sym.DrawText(Part, new Coord(8, 20), Alignment.Far, Alignment.Near);
            }
            Sym.DrawText(Name, new Point(8, -20), Alignment.Far, Alignment.Far);

            Sym.AddCircle(EdgeType.Black, new Coord(0, 0), 20);
        }
        public static void LayoutSymbol(SymbolLayout Sym, BjtType Type, Terminal C, Terminal B, Terminal E, Func<string> Name, Func<string> Part)
        {
            int bx = -5;
            Sym.AddTerminal(B, new Coord(-20, 0), new Coord(bx, 0));
            switch (Type)
            {
                case BjtType.NPN:
                    Sym.AddTerminal(C, new Coord(10, 20), new Coord(10, 17));
                    Sym.AddTerminal(E, new Coord(10, -20), new Coord(10, -17));
                    Sym.DrawLine(EdgeType.Black, new Coord(10, 17), new Coord(bx, 8));
                    Sym.DrawArrow(EdgeType.Black, new Coord(bx, -8), new Coord(10, -17), 0.2, 0.3);
                    break;
                case BjtType.PNP:
                    Sym.AddTerminal(E, new Coord(10, 20), new Coord(10, 17));
                    Sym.AddTerminal(C, new Coord(10, -20), new Coord(10, -17));
                    Sym.DrawArrow(EdgeType.Black, new Coord(10, 17), new Coord(bx, 8), 0.2, 0.3);
                    Sym.DrawLine(EdgeType.Black, new Coord(bx, -8), new Coord(10, -17));
                    break;
                default:
                    throw new NotSupportedException("Unknown BJT type.");
            }
            Sym.DrawLine(EdgeType.Black, new Coord(bx, 12), new Coord(bx, -12));

            if (Part != null)
                Sym.DrawText(Part, new Coord(8, 20), Alignment.Far, Alignment.Near);
            Sym.DrawText(Name, new Point(8, -20), Alignment.Far, Alignment.Far);

            Sym.AddCircle(EdgeType.Black, new Coord(0, 0), 20);
        }