// --------------------------------------------------------------------------------------------------------------------
// <copyright file="PolylineAnnotationExamples.cs" company="OxyPlot">
// Copyright (c) 2014 OxyPlot contributors
// </copyright>
// --------------------------------------------------------------------------------------------------------------------

namespace ExampleLibrary
{
 using OxyPlot;
 using OxyPlot.Annotations;
 using OxyPlot.Axes;

 [Examples("PolylineAnnotation"), Tags("Annotations")]
 public static class PolylineAnnotationExamples
 {
 [Example("PolylineAnnotation")]
 public static PlotModel PolylineAnnotations()
 {
 var model = new PlotModel { Title = "PolylineAnnotation" };
 model.Axes.Add(new LinearAxis { Position = AxisPosition.Bottom, Minimum = 0, Maximum = 30 });
 model.Axes.Add(new LinearAxis { Position = AxisPosition.Left, Minimum = 0, Maximum = 30 });
 var a1 = new PolylineAnnotation { Text = "Polyline" };
 a1.Points.AddRange(new[] { new DataPoint(0, 10), new DataPoint(5, 5), new DataPoint(20, 1), new DataPoint(30, 20) });
 var a2 = new PolylineAnnotation
 {
 InterpolationAlgorithm = InterpolationAlgorithms.CanonicalSpline,
 Text = "Smooth Polyline"
 };
 a2.Points.AddRange(new[] { new DataPoint(0, 15), new DataPoint(3, 23), new DataPoint(9, 30), new DataPoint(20, 12), new DataPoint(30, 10) });
 model.Annotations.Add(a1);
 model.Annotations.Add(a2);
 return model;
 }
 }
}