[feature][heatmap] support heatmapType

Runtime/Serie/Heatmap/Heatmap.cs

@@ -2,6 +2,24 @@ using UnityEngine;
 
 namespace XCharts.Runtime
 {
+    /// <summary>
+    /// The mapping type of heatmap.
+    /// |热力图类型。通过颜色映射划分。
+    /// </summary>
+    public enum HeatmapType
+    {
+        /// <summary>
+        /// Data mapping type.By default, the second dimension data is used as the color map.
+        /// |数据映射型。默认用第2维数据作为颜色映射。要求数据至少有3个维度数据。
+        /// </summary>
+        Data,
+        /// <summary>
+        /// Number mapping type.The number of occurrences of a statistic in a divided grid, as a color map.
+        /// |个数映射型。统计数据在划分的格子中出现的次数，作为颜色映射。要求数据至少有2个维度数据。
+        /// </summary>
+        Count
+    }
+
     [System.Serializable]
     [SerieHandler(typeof(HeatmapHandler), true)]
     [DefaultAnimation(AnimationType.LeftToRight)]
@@ -11,8 +29,20 @@ namespace XCharts.Runtime
     [SerieDataExtraField()]
     public class Heatmap : Serie, INeedSerieContainer
     {
+        [SerializeField][Since("3.3.0")] private HeatmapType m_HeatmapType = HeatmapType.Data;
+
+        /// <summary>
+        /// The mapping type of heatmap.
+        /// |热力图类型。通过颜色映射划分。
+        /// </summary>
+        public HeatmapType heatmapType
+        {
+            get { return m_HeatmapType; }
+            set { if (PropertyUtil.SetStruct(ref m_HeatmapType, value)) { SetVerticesDirty(); } }
+        }
         public int containerIndex { get; internal set; }
         public int containterInstanceId { get; internal set; }
+
         public static Serie AddDefaultSerie(BaseChart chart, string serieName)
         {
             var serie = chart.AddSerie<Heatmap>(serieName);