Exemplos de NetTopologySuite.Samples.Technique LinestringMeasureFilter em C# (CSharp)

Exemplo n.º 1

Arquivo: ExtractLinestringByMeasure.cs Projeto: Walt-D-Cat/NetTopologySuite

        public void Test1()
        {
            var seq = _factory.CoordinateSequenceFactory.Create(3, Ordinates.XYZM);

            seq.SetOrdinate(0, Ordinate.X, 0);
            seq.SetOrdinate(0, Ordinate.Y, 0);
            seq.SetOrdinate(0, Ordinate.Z, 0);
            seq.SetOrdinate(0, Ordinate.M, 0);

            seq.SetOrdinate(1, Ordinate.X, 1000);
            seq.SetOrdinate(1, Ordinate.Y, 0);
            seq.SetOrdinate(1, Ordinate.Z, 0);
            seq.SetOrdinate(1, Ordinate.M, 100);

            seq.SetOrdinate(2, Ordinate.X, 2000);
            seq.SetOrdinate(2, Ordinate.Y, 0);
            seq.SetOrdinate(2, Ordinate.Z, 0);
            seq.SetOrdinate(2, Ordinate.M, 0);

            var l = _factory.CreateLineString(seq);

            var lmf = new LinestringMeasureFilter(Interval.Create(25, 75));
            l.Apply(lmf);

            Assert.IsTrue(lmf.Filtered.Count == 2);
            var lf = (ILineString)lmf.Filtered[0];
            Assert.AreEqual(250, lf.StartPoint.X, 1e-7);
            Assert.AreEqual(750, lf.EndPoint.X, 1e-7);

            lf = (ILineString)lmf.Filtered[1];
            Assert.AreEqual(1250, lf.StartPoint.X, 1e-7);
            Assert.AreEqual(1750, lf.EndPoint.X, 1e-7);
        }

Exemplo n.º 2

Arquivo: ExtractLinestringByMeasure.cs Projeto: zhza/NetTopologySuite

        public void Test1()
        {
            var seq = _factory.CoordinateSequenceFactory.Create(3, Ordinates.XYZM);

            seq.SetOrdinate(0, Ordinate.X, 0);
            seq.SetOrdinate(0, Ordinate.Y, 0);
            seq.SetOrdinate(0, Ordinate.Z, 0);
            seq.SetOrdinate(0, Ordinate.M, 0);

            seq.SetOrdinate(1, Ordinate.X, 1000);
            seq.SetOrdinate(1, Ordinate.Y, 0);
            seq.SetOrdinate(1, Ordinate.Z, 0);
            seq.SetOrdinate(1, Ordinate.M, 100);

            seq.SetOrdinate(2, Ordinate.X, 2000);
            seq.SetOrdinate(2, Ordinate.Y, 0);
            seq.SetOrdinate(2, Ordinate.Z, 0);
            seq.SetOrdinate(2, Ordinate.M, 0);

            var l = _factory.CreateLineString(seq);

            var lmf = new LinestringMeasureFilter(Interval.Create(25, 75));

            l.Apply(lmf);

            Assert.IsTrue(lmf.Filtered.Count == 2);
            var lf = (LineString)lmf.Filtered[0];

            Assert.AreEqual(250, lf.StartPoint.X, 1e-7);
            Assert.AreEqual(750, lf.EndPoint.X, 1e-7);

            lf = (LineString)lmf.Filtered[1];
            Assert.AreEqual(1250, lf.StartPoint.X, 1e-7);
            Assert.AreEqual(1750, lf.EndPoint.X, 1e-7);
        }