constructor(x, y, scope = globalScope, dir = 'RIGHT', bitWidth = 1) {
        super(x, y, scope, dir, bitWidth);
        this.setDimensions(20, 10);
        this.objectType = 'ForceGate';
        this.scope.ForceGate.push(this);
        this.inp1 = new Node(-20, 0, 0, this);
        this.inp2 = new Node(0, 0, 0, this);
        this.output1 = new Node(20, 0, 1, this);
    }
@class
ForceGate
@extends CircuitElement
@param {number} x - x coordinate of element.
@param {number} y - y coordinate of element.
@param {Scope=} scope - Cirucit on which element is drawn
@param {string=} dir - direction of element
@param {number=} bitWidth - bit width per node.
@category testbench