Split Open Sketch Segment Example (C#)

//---------------------------------------------------------------
// Preconditions:
// 1. Open a new part document.
// 2. Open the Immediate window.
//
// Postconditions:
// 1. Opens a sketch.
// 2. Creates a line segment.
// 3. Splits the line segment into two segments.
// 4. Examine the Immediate window.
//----------------------------------------------------------------
using SolidWorks.Interop.sldworks;
using SolidWorks.Interop.swconst;
using System.Runtime.InteropServices;
using System;
using System.Diagnostics;

namespace SplitOpenSegment_CSharp.csproj
{
    partial class SolidWorksMacro
    {

        ModelDoc2 swModel;
        SketchSegment swSketchSegment;
        object[] skSegmentArray;

        bool boolstatus;

        public void Main()
        {
            swModel = (ModelDoc2)swApp.ActiveDoc;

            boolstatus = swModel.Extension.SelectByID2("Front Plane", "PLANE", 0, 0, 0, false, 0, null, 0);
            swModel.SketchManager.InsertSketch(true);
            swModel.ClearSelection2(true);

            // Create a line
            swSketchSegment = swModel.SketchManager.CreateLine(-0.055964, 0.033212, 0.0, 0.102938, -0.014129, 0.0);
            swModel.ViewZoomtofit2();

            skSegmentArray = (object[])swModel.SketchManager.SplitOpenSegment(0.02, 0.01, 0.0);

            // Close the sketch and rebuild
            swModel.SketchManager.Insert3DSketch(true);

            Debug.Print("Number of segments in sketch = " + skSegmentArray.Length);

        }



        public SldWorks swApp;

    }
}