XCharts/Demo/Scripts/Demo11_AddSinCurve.cs

using UnityEngine;
using XCharts;

[DisallowMultipleComponent]
[ExecuteInEditMode]
public class Demo11_AddSinCurve : MonoBehaviour
{
    private float time;
    public int angle;
    private LineChart chart;

    void Awake()
    {
        chart = gameObject.GetComponent<LineChart>();
        if (chart != null)
        {
            GameObject.DestroyImmediate(chart);
        }
        chart = gameObject.AddComponent<LineChart>();
        chart.title.show = true;
        chart.title.text = "Sin Curve";

        chart.tooltip.show = true;
        chart.legend.show = false;

        chart.xAxises[0].show = true;
        chart.xAxises[1].show = false;
        chart.yAxises[0].show = true;
        chart.yAxises[1].show = false;

        chart.xAxises[0].type = Axis.AxisType.Value;
        chart.yAxises[0].type = Axis.AxisType.Value;

        chart.xAxises[0].boundaryGap = false;
        chart.maxCacheDataNumber = 0;

        chart.line.step = false;
        chart.line.smooth = false;
        chart.line.area = false;

        chart.RemoveData();

        var serie = chart.AddSerie("test", SerieType.Line);
        serie.symbol.type = SerieSymbolType.None;
        for (angle = 0; angle < 1080; angle++)
        {
            float xvalue = Mathf.PI / 180 * angle;
            float yvalue = Mathf.Sin(xvalue);
            chart.AddXYData(0, xvalue, yvalue);
        }
    }

    void Update()
    {
        if(angle > 3000) return;
        angle++;
        float xvalue = Mathf.PI / 180 * angle;
        float yvalue = Mathf.Sin(xvalue);
        chart.AddXYData(0, xvalue, yvalue);
    }
}