public override void OnMouseDown(int int_0, int int_1, int int_2, int int_3)
{
IPoint point = Utils3D.XYToPoint(this._plugin.SceneGraph, int_2, int_3);
if (point != null)
{
point.Z = this.isurface_0.GetElevation(point);
FlyByUtils.AddFlyByGraphic(this._plugin.SceneGraph, point, FlyByUtils.FlyByElementType.FLYBY_ANCHORS, System.Drawing.Color.Red, System.Drawing.Color.Red, System.Drawing.Color.Red, System.Drawing.Color.Red, false);
Utils3D.FlashLocation3D(this._plugin.SceneGraph, point);
if (this.ipointCollection_0 == null)
{
this.ipointCollection_0 = new Polyline();
}
object value = Missing.Value;
this.ipointCollection_0.AddPoint(point, ref value, ref value);
if (this.ipointCollection_0.PointCount > 1)
{
IPolyline polyline = (this.ipointCollection_0 as IClone).Clone() as IPolyline;
Utils3D.MakeZMAware(polyline, true);
double maxSegmentLength = polyline.Length / 50.0;
if (this.ipointCollection_0.PointCount > 2)
{
polyline.Smooth(0.0);
polyline.Densify(maxSegmentLength, 0.0);
}
FlyByUtils.AddFlyByGraphic(this._plugin.SceneGraph, polyline, FlyByUtils.FlyByElementType.FLYBY_PATH, System.Drawing.Color.Red, System.Drawing.Color.Red, System.Drawing.Color.Red, System.Drawing.Color.Red, true);
}
}
}