增加用代码添加动态正弦曲线的示例

Assets/XCharts/Demo/Scripts/Demo11_AddSinCurve.cs

@@ -0,0 +1,61 @@
+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.point = false;
+        chart.line.step = false;
+        chart.line.smooth = false;
+        chart.line.area = false;
+
+        chart.RemoveData();
+
+        chart.AddSerie("test", SerieType.Line);
+        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);
+    }
+}

Assets/XCharts/Demo/Scripts/Demo11_AddSinCurve.cs.meta

@@ -0,0 +1,11 @@
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+guid: ee2ff4f81f1754f9e8e1df797df8c201
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
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+  userData: 
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Assets/XCharts/Scripts/UI/Internal/BaseChart.cs

@@ -1,4 +1,5 @@
-using UnityEngine;
+using System.Runtime.CompilerServices;
+using UnityEngine;
 using UnityEngine.UI;
 using System.Collections.Generic;
 using System;
@@ -170,6 +171,29 @@ namespace XCharts
             RefreshChart();
         }
 
+        /// <summary>
+        /// Add a (x,y) data to serie
+        /// </summary>
+        /// <param name="serieName">the name of serie</param>
+        /// <param name="xValue">x data</param>
+        /// <param name="yValue">y data</param>
+        public virtual void AddXYData(string serieName, float xValue, float yValue)
+        {
+            m_Series.AddXYData(serieName, xValue, yValue, m_MaxCacheDataNumber);
+            RefreshChart();
+        }
+
+        /// <summary>
+        /// Add a (x,y) data to serie
+        /// </summary>
+        /// <param name="serieIndex">the index of serie</param>
+        /// <param name="xValue">x data</param>
+        /// <param name="yValue">y data</param>
+        public virtual void AddXYData(int serieIndex, float xValue, float yValue)
+        {
+            m_Series.AddXYData(serieIndex, xValue, yValue, m_MaxCacheDataNumber);
+            RefreshChart();
+        }
         /// <summary>
         /// Update serie data by serie name.
         /// </summary>

Assets/XCharts/Scripts/UI/Internal/Series.cs

@@ -151,6 +151,16 @@ namespace XCharts
             return serie;
         }
 
+        public Serie AddXYData(string serieName, float xValue, float yValue, int maxDataNumber = 0)
+        {
+            var serie = GetSerie(serieName);
+            if (serie != null)
+            {
+                serie.AddXYData(xValue, yValue, maxDataNumber);
+            }
+            return serie;
+        }
+
         public Serie AddXYData(int index, float xValue, float yValue, int maxDataNumber = 0)
         {
             var serie = GetSerie(index);

README.md

@@ -23,6 +23,7 @@ QQ交流群：XCharts交流群（202030963）
 
 ## 更新日志
 
+* （2019.07.19）增加用代码添加动态正弦曲线的示例`Demo11_AddSinCurve`
 * （2019.07.19）优化`Legend`的显示和控制
 * （2019.07.18）优化抗锯齿，曲线更平滑
 * （2019.07.18）增加`Tooltip`指示器类型，优化显示控制
@@ -69,6 +70,7 @@ QQ交流群：XCharts交流群（202030963）
   13. 大数据+区域缩放
   14. 双坐标轴
   15. 笛卡尔坐标系（XY都为数值轴）
+  16. 用代码添加动态的正弦曲线
 
 ### 柱状图