完善内置示例

Demo/Scripts/Demo_Dynamic.cs

@@ -3,6 +3,9 @@ using UnityEngine;
 using UnityEngine.UI;
 using XCharts;
 
+[DisallowMultipleComponent]
+[ExecuteInEditMode]
+[RequireComponent(typeof(CoordinateChart))]
 public class Demo_Dynamic : MonoBehaviour
 {
     public int maxCacheDataNumber = 100;

Demo/Scripts/Demo_LargeData.cs

@@ -1,6 +1,9 @@
 using UnityEngine;
 using XCharts;
 
+[DisallowMultipleComponent]
+[ExecuteInEditMode]
+[RequireComponent(typeof(CoordinateChart))]
 public class Demo_LargeData : MonoBehaviour
 {
     public int maxCacheDataNumber = 3000;

Demo/Scripts/Demo_PieChart.cs

@@ -1,6 +1,9 @@
 using UnityEngine;
 using XCharts;
 
+[DisallowMultipleComponent]
+[ExecuteInEditMode]
+[RequireComponent(typeof(PieChart))]
 public class Demo_PieChart : MonoBehaviour
 {
     private PieChart chart;

Demo/Scripts/Demo_Test.cs

@@ -2,6 +2,9 @@
 using UnityEngine.UI;
 using XCharts;
 
+[DisallowMultipleComponent]
+[ExecuteInEditMode]
+//[RequireComponent(typeof(CoordinateChart))]
 public class Demo_Test : MonoBehaviour
 {
     private CoordinateChart chart;