using Aspose.Gis;
using Aspose.Gis.Geometries;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Aspose.GIS.Examples.CSharp.Geometries
{
    class CreateCompoundCurve
    {
        public static void Run()
        {
            //ExStart: CreateCompoundCurve
            string path = RunExamples.GetDataDir() + "CreateCompoundCurve_out.shp";
            using (VectorLayer layer = VectorLayer.Create(path, Drivers.Shapefile))
            {
                var feature = layer.ConstructFeature();
                // create an 'S' letter (starts at bottom left end)
                var compoundCurve = new CompoundCurve();

                var bottom = (ILineString)Geometry.FromText("LineString (0 0, 3 0)");
                var firstArc = (ICircularString)Geometry.FromText("CircularString (3 0, 4 1, 3 2)");
                var middle = (ILineString)Geometry.FromText("LineString (3 2, 1 2)");
                var secondArc = (ICircularString)Geometry.FromText("CircularString (1 2, 0 3, 1 4)");
                var top = (ILineString)Geometry.FromText("LineString (1 4, 4 4)");

                compoundCurve.AddCurve(bottom);
                compoundCurve.AddCurve(firstArc);
                compoundCurve.AddCurve(middle);
                compoundCurve.AddCurve(secondArc);
                compoundCurve.AddCurve(top);
                feature.Geometry = compoundCurve;

                layer.Add(feature);
            }
            //ExEnd: CreateCompoundCurve
        }
    }
}