/// <summary>
        /// Making a monitor screen in Inventor 2018
        /// </summary>
        /// <param name="createBackFlag">Flag for back building.
        /// If true - create back of monitor with perforation</param>
        private void CreateScreen(bool createBackFlag)
        {
            // Create screen
            _api.MakeNewSketch(2, _modelParameters.StandParam.Height +
                               _modelParameters.LegParam.Height);

            _api.DrawRectangle(-(_modelParameters.ScreenParam.Width / 2),
                               _modelParameters.ScreenParam.Thikness / 2,
                               _modelParameters.ScreenParam.Width / 2,
                               -(_modelParameters.ScreenParam.Thikness / 2));

            _api.Extrude(_modelParameters.ScreenParam.Height);

            // Matrix cutting
            _api.MakeNewSketch(3, _modelParameters.ScreenParam.Thikness / 2);

            double frameThikness = 10;

            _api.DrawRectangle(-(_modelParameters.ScreenParam.Width / 2) + frameThikness,
                               _modelParameters.StandParam.Height + _modelParameters.LegParam.Height +
                               _modelParameters.ScreenParam.Height - frameThikness,
                               (_modelParameters.ScreenParam.Width / 2) - frameThikness,
                               _modelParameters.StandParam.Height + _modelParameters.LegParam.Height +
                               frameThikness);

            _api.CutOut(5, PartFeatureExtentDirectionEnum.kNegativeExtentDirection);

            //Сreate some buttons
            _api.MakeNewSketch(3, _modelParameters.ScreenParam.Thikness / 2);

            for (int i = 0; i <= 2; i++)
            {
                // Variables for buttons create
                double distanceFromBorderSide = 15;
                double distanceFromDownSide   = 5;
                double distanceBetweenButtons = 5;
                double buttonsDiameter        = 3;

                _api.DrawCircle(_modelParameters.ScreenParam.Width / 2 -
                                (distanceFromBorderSide + distanceBetweenButtons * i),
                                _modelParameters.StandParam.Height + _modelParameters.LegParam.Height +
                                distanceFromDownSide, buttonsDiameter);
            }

            double buttonsThikness = 1;

            _api.Extrude(buttonsThikness);

            // Create back
            if (createBackFlag)
            {
                _api.MakeNewSketch(3, -(_modelParameters.ScreenParam.Thikness / 2));

                _api.DrawRectangle(-(_modelParameters.ScreenParam.Width / 2),
                                   _modelParameters.StandParam.Height + _modelParameters.LegParam.Height +
                                   _modelParameters.ScreenParam.Height, _modelParameters.ScreenParam.Width / 2,
                                   _modelParameters.StandParam.Height + _modelParameters.LegParam.Height);

                _objCollection.Add(_api.CurrentSketch.Profiles.AddForSolid());

                double backWidthAccess = 20;

                _api.MakeNewSketch(3, -(_modelParameters.ScreenParam.Thikness / 2) -
                                   backWidthAccess);

                _api.DrawRectangle(-(_modelParameters.ScreenParam.Width / 2) + frameThikness,
                                   _modelParameters.StandParam.Height + _modelParameters.LegParam.Height +
                                   _modelParameters.ScreenParam.Height - frameThikness,
                                   _modelParameters.ScreenParam.Width / 2 - frameThikness,
                                   _modelParameters.StandParam.Height + _modelParameters.LegParam.Height +
                                   frameThikness);

                _objCollection.Add(_api.CurrentSketch.Profiles.AddForSolid());
                _api.Loft(_objCollection);
                _objCollection.Clear();

                // Perforation cells width
                double cellsWidth = 2;

                // Distance between perforation cells
                double cellDistance = 2;

                // Number of perforation cells of perforation
                double backPerforationCount =
                    Math.Floor((_modelParameters.ScreenParam.Width - backWidthAccess)
                               / (cellsWidth + cellDistance));

                //Create perforation cells
                _api.MakeNewSketch(3, -(_modelParameters.ScreenParam.Thikness / 2) -
                                   frameThikness * 2);

                for (int i = 0; i < backPerforationCount; i++)
                {
                    _api.DrawRectangle(-(_modelParameters.ScreenParam.Width / 2) +
                                       frameThikness + 2 + i * 4,
                                       _modelParameters.StandParam.Height + _modelParameters.LegParam.Height +
                                       _modelParameters.ScreenParam.Height,
                                       -(_modelParameters.ScreenParam.Width / 2) + frameThikness + 4 + i * 4,
                                       _modelParameters.StandParam.Height + _modelParameters.LegParam.Height +
                                       _modelParameters.ScreenParam.Height -
                                       (0.3 * _modelParameters.ScreenParam.Height));
                }

                _api.CutOut(9);
            }
        }