优化性能，优化折线图和柱状图的大数据绘制，重构代码

Runtime/Component/Main/Serie.cs

@@ -271,6 +271,8 @@ namespace XCharts
         [SerializeField] private bool m_Ignore = false;
         [SerializeField] private float m_IgnoreValue = 0;
         [SerializeField] private bool m_ShowAsPositiveNumber = false;
+        [SerializeField] private bool m_Large = true;
+        [SerializeField] private int m_LargeThreshold = 200;
         [SerializeField] private RadarType m_RadarType = RadarType.Multiple;
 
         [SerializeField] private List<SerieData> m_Data = new List<SerieData>();
@@ -753,6 +755,38 @@ namespace XCharts
             set { if (PropertyUtility.SetStruct(ref m_ShowAsPositiveNumber, value)) SetComponentDirty(); }
         }
         /// <summary>
+        /// 是否开启大数据量优化，在数据图形特别多而出现卡顿时候可以开启。
+        /// 开启后配合 largeThreshold 在数据量大于指定阈值的时候对绘制进行优化。
+        /// 缺点：优化后不能自定义设置单个数据项的样式，不能显示Label。
+        /// </summary>
+        public bool large
+        {
+            get { return m_Large; }
+            set
+            {
+                if (PropertyUtility.SetStruct(ref m_Large, value))
+                {
+                    SetAllDirty();
+                    label.SetComponentDirty();
+                }
+            }
+        }
+        /// <summary>
+        /// 开启大数量优化的阈值。
+        /// </summary>
+        public int largeThreshold
+        {
+            get { return m_LargeThreshold; }
+            set
+            {
+                if (PropertyUtility.SetStruct(ref m_LargeThreshold, value))
+                {
+                    SetAllDirty();
+                    label.SetComponentDirty();
+                }
+            }
+        }
+        /// <summary>
         /// 系列中的数据内容数组。SerieData可以设置1到n维数据。
         /// </summary>
         public List<SerieData> data { get { return m_Data; } }
@@ -869,7 +903,7 @@ namespace XCharts
             }
             else
             {
-                var list = new List<Vector3>(size);
+                var list = ListPool<Vector3>.Get();
                 m_UpSmoothPoints[dataIndex] = list;
                 return list;
             }
@@ -883,7 +917,7 @@ namespace XCharts
             }
             else
             {
-                var list = new List<Vector3>(size);
+                var list = ListPool<Vector3>.Get();
                 m_DownSmoothPoints[dataIndex] = list;
                 return list;
             }
@@ -1016,9 +1050,9 @@ namespace XCharts
         /// </summary>
         public void ClearData()
         {
-            foreach (var serieData in m_Data)
+            while (m_Data.Count > 0)
             {
-                SerieDataPool.Release(serieData);
+                RemoveData(0);
             }
             m_Data.Clear();
             SetVerticesDirty();
@@ -1037,6 +1071,22 @@ namespace XCharts
                     SetNameDirty();
                 }
                 SetVerticesDirty();
+                var serieData = m_Data[index];
+                SerieDataPool.Release(serieData);
+                if (serieData.labelObject != null)
+                {
+                    SerieLabelPool.Release(serieData.labelObject.gameObject);
+                }
+                if (m_UpSmoothPoints.ContainsKey(serieData.index))
+                {
+                    ListPool<Vector3>.Release(m_UpSmoothPoints[serieData.index]);
+                    m_UpSmoothPoints.Remove(serieData.index);
+                }
+                if (m_DownSmoothPoints.ContainsKey(serieData.index))
+                {
+                    ListPool<Vector3>.Release(m_DownSmoothPoints[serieData.index]);
+                    m_DownSmoothPoints.Remove(serieData.index);
+                }
                 m_Data.RemoveAt(index);
             }
         }
@@ -1048,15 +1098,7 @@ namespace XCharts
         /// <param name="dataName"></param>
         public SerieData AddYData(float value, string dataName = null)
         {
-            if (m_MaxCache > 0)
-            {
-                while (m_Data.Count > m_MaxCache)
-                {
-                    m_NeedUpdateFilterData = true;
-                    SerieDataPool.Release(m_Data[0]);
-                    m_Data.RemoveAt(0);
-                }
-            }
+            CheckMaxCache();
             int xValue = m_Data.Count;
             var serieData = SerieDataPool.Get();
             serieData.data.Add(xValue);
@@ -1146,8 +1188,7 @@ namespace XCharts
             while (m_Data.Count > m_MaxCache)
             {
                 m_NeedUpdateFilterData = true;
-                SerieDataPool.Release(m_Data[0]);
-                m_Data.RemoveAt(0);
+                RemoveData(0);
             }
         }
 
@@ -1431,9 +1472,9 @@ namespace XCharts
                 var serieData = m_Data[index];
                 serieData.name = name;
                 SetNameDirty();
-                if (serieData.labelText != null)
+                if (serieData.labelObject != null)
                 {
-                    serieData.labelText.text = name == null ? "" : name;
+                    serieData.labelObject.SetText(name == null ? "" : name);
                 }
                 return true;
             }
@@ -1572,7 +1613,16 @@ namespace XCharts
             return false;
         }
 
-
+        /// <summary>
+        /// 是否为性能模式。只有折线图和柱状图才有性能模式。性能模式下不绘制Symbol，不刷新Label，不单独设置数据项配置。
+        /// </summary>
+        public bool IsPerformanceMode()
+        {
+            if (m_Type == SerieType.Line || m_Type == SerieType.Bar)
+                return m_Large && m_Data.Count > m_LargeThreshold;
+            else
+                return false;
+        }
 
         /// <summary>
         /// 设置指定index的数据图标的尺寸

Runtime/Component/Main/Series.cs

@@ -120,6 +120,12 @@ namespace XCharts
             SetLabelDirty();
         }
 
+        public override void ClearDirty()
+        {
+            base.ClearDirty();
+            ClearLabelDirty();
+        }
+
         /// <summary>
         /// 清空所有系列的数据
         /// </summary>
@@ -242,7 +248,9 @@ namespace XCharts
             {
                 if (serie.show && serie.areaStyle.show && stack.Equals(serie.stack))
                 {
-                    if (serie.areaStyle.color != serie.areaStyle.toColor && serie.areaStyle.toColor != Color.clear) return true;
+                    if (serie.areaStyle.color != serie.areaStyle.toColor
+                    && !ChartHelper.IsClearColor(serie.areaStyle.toColor))
+                        return true;
                 }
             }
             return false;

Runtime/Component/Main/Theme.cs

@@ -107,7 +107,7 @@ namespace XCharts
         /// </summary>
         public Color32 backgroundColor
         {
-            get { return m_CustomBackgroundColor != Color.clear ? m_CustomBackgroundColor : m_BackgroundColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomBackgroundColor) ? m_CustomBackgroundColor : m_BackgroundColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomBackgroundColor, value)) SetVerticesDirty(); }
         }
         /// <summary>
@@ -116,7 +116,7 @@ namespace XCharts
         /// </summary>
         public Color32 titleTextColor
         {
-            get { return m_CustomTitleTextColor != Color.clear ? m_CustomTitleTextColor : m_TitleTextColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomTitleTextColor) ? m_CustomTitleTextColor : m_TitleTextColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomTitleTextColor, value)) SetComponentDirty(); }
         }
         /// <summary>
@@ -125,7 +125,7 @@ namespace XCharts
         /// </summary>
         public Color32 titleSubTextColor
         {
-            get { return m_CustomTitleSubTextColor != Color.clear ? m_CustomTitleSubTextColor : m_TitleSubTextColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomTitleSubTextColor) ? m_CustomTitleSubTextColor : m_TitleSubTextColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomTitleSubTextColor, value)) SetComponentDirty(); }
         }
         /// <summary>
@@ -134,7 +134,7 @@ namespace XCharts
         /// </summary>
         public Color32 legendTextColor
         {
-            get { return m_CustomLegendTextColor != Color.clear ? m_CustomLegendTextColor : m_LegendTextColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomLegendTextColor) ? m_CustomLegendTextColor : m_LegendTextColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomLegendTextColor, value)) SetComponentDirty(); }
         }
         /// <summary>
@@ -143,7 +143,7 @@ namespace XCharts
         /// </summary>
         public Color32 legendUnableColor
         {
-            get { return m_CustomLegendUnableColor != Color.clear ? m_CustomLegendUnableColor : m_LegendUnableColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomLegendUnableColor) ? m_CustomLegendUnableColor : m_LegendUnableColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomLegendUnableColor, value)) SetComponentDirty(); }
         }
         /// <summary>
@@ -152,7 +152,7 @@ namespace XCharts
         /// </summary>
         public Color32 axisTextColor
         {
-            get { return m_CustomAxisTextColor != Color.clear ? m_CustomAxisTextColor : m_AxisTextColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomAxisTextColor) ? m_CustomAxisTextColor : m_AxisTextColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomAxisTextColor, value)) SetComponentDirty(); }
         }
         /// <summary>
@@ -161,7 +161,7 @@ namespace XCharts
         /// </summary>
         public Color32 axisLineColor
         {
-            get { return m_CustomAxisLineColor != Color.clear ? m_CustomAxisLineColor : m_AxisLineColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomAxisLineColor) ? m_CustomAxisLineColor : m_AxisLineColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomAxisLineColor, value)) SetVerticesDirty(); }
         }
         /// <summary>
@@ -170,7 +170,7 @@ namespace XCharts
         /// </summary>
         public Color32 axisSplitLineColor
         {
-            get { return m_CustomAxisSplitLineColor != Color.clear ? m_CustomAxisSplitLineColor : m_AxisSplitLineColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomAxisSplitLineColor) ? m_CustomAxisSplitLineColor : m_AxisSplitLineColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomAxisSplitLineColor, value)) SetVerticesDirty(); }
         }
         /// <summary>
@@ -179,7 +179,7 @@ namespace XCharts
         /// </summary>
         public Color32 tooltipBackgroundColor
         {
-            get { return m_CustomTooltipBackgroundColor != Color.clear ? m_CustomTooltipBackgroundColor : m_TooltipBackgroundColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomTooltipBackgroundColor) ? m_CustomTooltipBackgroundColor : m_TooltipBackgroundColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomTooltipBackgroundColor, value)) SetComponentDirty(); }
         }
         /// <summary>
@@ -188,7 +188,7 @@ namespace XCharts
         /// </summary>
         public Color32 tooltipFlagAreaColor
         {
-            get { return m_CustomTooltipFlagAreaColor != Color.clear ? m_CustomTooltipFlagAreaColor : m_TooltipFlagAreaColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomTooltipFlagAreaColor) ? m_CustomTooltipFlagAreaColor : m_TooltipFlagAreaColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomTooltipFlagAreaColor, value)) SetVerticesDirty(); }
         }
         /// <summary>
@@ -197,7 +197,7 @@ namespace XCharts
         /// </summary>
         public Color32 tooltipTextColor
         {
-            get { return m_CustomTooltipTextColor != Color.clear ? m_CustomTooltipTextColor : m_TooltipTextColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomTooltipTextColor) ? m_CustomTooltipTextColor : m_TooltipTextColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomTooltipTextColor, value)) SetComponentDirty(); }
         }
         /// <summary>
@@ -206,7 +206,7 @@ namespace XCharts
         /// </summary>
         public Color32 tooltipLabelColor
         {
-            get { return m_CustomTooltipLabelColor != Color.clear ? m_CustomTooltipLabelColor : m_TooltipLabelColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomTooltipLabelColor) ? m_CustomTooltipLabelColor : m_TooltipLabelColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomTooltipLabelColor, value)) SetVerticesDirty(); }
         }
         /// <summary>
@@ -215,7 +215,7 @@ namespace XCharts
         /// </summary>
         public Color32 tooltipLineColor
         {
-            get { return m_CustomTooltipLineColor != Color.clear ? m_CustomTooltipLineColor : m_TooltipLineColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomTooltipLineColor) ? m_CustomTooltipLineColor : m_TooltipLineColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomTooltipLineColor, value)) SetVerticesDirty(); }
         }
         /// <summary>
@@ -224,7 +224,7 @@ namespace XCharts
         /// </summary>
         public Color32 dataZoomTextColor
         {
-            get { return m_CustomDataZoomTextColor != Color.clear ? m_CustomDataZoomTextColor : m_DataZoomTextColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomDataZoomTextColor) ? m_CustomDataZoomTextColor : m_DataZoomTextColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomDataZoomTextColor, value)) SetComponentDirty(); }
         }
         /// <summary>
@@ -233,7 +233,7 @@ namespace XCharts
         /// </summary>
         public Color32 dataZoomLineColor
         {
-            get { return m_CustomDataZoomLineColor != Color.clear ? m_CustomDataZoomLineColor : m_DataZoomLineColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomDataZoomLineColor) ? m_CustomDataZoomLineColor : m_DataZoomLineColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomDataZoomLineColor, value)) SetVerticesDirty(); }
         }
         /// <summary>
@@ -242,7 +242,7 @@ namespace XCharts
         /// </summary>
         public Color32 dataZoomSelectedColor
         {
-            get { return m_CustomDataZoomSelectedColor != Color.clear ? m_CustomDataZoomSelectedColor : m_DataZoomSelectedColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomDataZoomSelectedColor) ? m_CustomDataZoomSelectedColor : m_DataZoomSelectedColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomDataZoomSelectedColor, value)) SetVerticesDirty(); }
         }
 
@@ -251,7 +251,7 @@ namespace XCharts
         /// </summary>
         public Color32 visualMapBackgroundColor
         {
-            get { return m_CustomVisualMapBackgroundColor != Color.clear ? m_CustomVisualMapBackgroundColor : m_VisualMapBackgroundColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomVisualMapBackgroundColor) ? m_CustomVisualMapBackgroundColor : m_VisualMapBackgroundColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomVisualMapBackgroundColor, value)) SetVerticesDirty(); }
         }
 
@@ -260,7 +260,7 @@ namespace XCharts
         /// </summary>
         public Color32 visualMapBorderColor
         {
-            get { return m_CustomVisualMapBorderColor != Color.clear ? m_CustomVisualMapBorderColor : m_VisualMapBorderColor; }
+            get { return !ChartHelper.IsClearColor(m_CustomVisualMapBorderColor) ? m_CustomVisualMapBorderColor : m_VisualMapBorderColor; }
             set { if (PropertyUtility.SetColor(ref m_CustomVisualMapBorderColor, value)) SetVerticesDirty(); }
         }
 
@@ -282,7 +282,8 @@ namespace XCharts
             if (m_CustomColorPalette.Count > 0)
             {
                 var customIndex = index < m_CustomColorPalette.Count ? index : index % m_CustomColorPalette.Count;
-                if (customIndex < m_CustomColorPalette.Count && m_CustomColorPalette[customIndex] != Color.clear)
+                if (customIndex < m_CustomColorPalette.Count
+                && !ChartHelper.IsClearColor(m_CustomColorPalette[customIndex]))
                 {
                     return m_CustomColorPalette[customIndex];
                 }
@@ -305,12 +306,12 @@ namespace XCharts
             }
             for (int i = 0; i < m_ColorPalette.Length; i++)
             {
-                if (m_ColorPalette[i] != Color.clear && m_ColorPalette[i].a == 0)
+                if (!ChartHelper.IsClearColor(m_ColorPalette[i]) && m_ColorPalette[i].a == 0)
                     sb.AppendFormat("warning:theme->colorPalette[{0}] alpha = 0\n", i);
             }
             for (int i = 0; i < m_CustomColorPalette.Count; i++)
             {
-                if (m_CustomColorPalette[i] != Color.clear && m_CustomColorPalette[i].a == 0)
+                if (!ChartHelper.IsClearColor(m_CustomColorPalette[i]) && m_CustomColorPalette[i].a == 0)
                     sb.AppendFormat("warning:theme->colorPalette[{0}] alpha = 0\n", i);
             }
         }

Runtime/Component/Sub/AxisSplitLine.cs

@@ -79,7 +79,7 @@ namespace XCharts
 
         internal Color GetColor(ThemeInfo theme)
         {
-            if (lineStyle.color != Color.clear)
+            if (!ChartHelper.IsClearColor(lineStyle.color))
             {
                 var color = lineStyle.color;
                 color.a *= lineStyle.opacity;

Runtime/Component/Sub/GaugeAxis.cs

@@ -177,14 +177,14 @@ namespace XCharts
 
         internal Color GetAxisLineColor(ThemeInfo theme, int index)
         {
-            var color = axisLine.barColor != Color.clear ? axisLine.barColor : (Color)theme.GetColor(index);
+            var color = !ChartHelper.IsClearColor(axisLine.barColor) ? axisLine.barColor : (Color)theme.GetColor(index);
             color.a *= axisLine.opacity;
             return color;
         }
 
         internal Color GetAxisLineBackgroundColor(ThemeInfo theme, int index)
         {
-            var color = axisLine.barBackgroundColor != Color.clear ? axisLine.barBackgroundColor : Color.grey;
+            var color = !ChartHelper.IsClearColor(axisLine.barBackgroundColor) ? axisLine.barBackgroundColor : Color.grey;
             color.a *= axisLine.opacity;
             return color;
         }
@@ -192,7 +192,7 @@ namespace XCharts
         internal Color GetSplitLineColor(ThemeInfo theme, int serieIndex, float angle)
         {
             Color color;
-            if (splitLine.lineStyle.color != Color.clear)
+            if (!ChartHelper.IsClearColor(splitLine.lineStyle.color))
             {
                 color = splitLine.lineStyle.color;
                 color.a *= splitLine.lineStyle.opacity;
@@ -215,7 +215,7 @@ namespace XCharts
         internal Color GetAxisTickColor(ThemeInfo theme, int serieIndex, float angle)
         {
             Color color;
-            if (axisTick.lineStyle.color != Color.clear)
+            if (!ChartHelper.IsClearColor(axisTick.lineStyle.color))
             {
                 color = axisTick.lineStyle.color;
                 color.a *= axisTick.lineStyle.opacity;
@@ -238,7 +238,7 @@ namespace XCharts
         internal Color GetPointerColor(ThemeInfo theme, int serieIndex, float angle, ItemStyle itemStyle)
         {
             Color color;
-            if (itemStyle.color != Color.clear)
+            if (!ChartHelper.IsClearColor(itemStyle.color))
             {
                 color = itemStyle.color;
                 color.a *= itemStyle.opacity;

Runtime/Component/Sub/IconStyle.cs

@@ -33,7 +33,7 @@ namespace XCharts
         /// Whether the data icon is show.
         /// 是否显示图标。
         /// </summary>
-        public bool show { get { return m_Show; } set { m_Show = value; UpdateIcon(); } }
+        public bool show { get { return m_Show; } set { m_Show = value; } }
         /// <summary>
         /// 显示在上层还是在下层。
         /// </summary>
@@ -59,47 +59,5 @@ namespace XCharts
         /// 图标偏移。
         /// </summary>
         public Vector3 offset { get { return m_Offset; } set { m_Offset = value; } }
-
-        public Image image { get; private set; }
-        public RectTransform rect { get; private set; }
-
-        public void SetImage(Image image)
-        {
-            this.image = image;
-            if (image)
-            {
-                rect = image.GetComponent<RectTransform>();
-                if (m_Layer == Layer.UnderLabel)
-                    rect.SetSiblingIndex(0);
-                else
-                    rect.SetSiblingIndex(image.transform.childCount - 1);
-                UpdateIcon();
-            }
-        }
-
-        public void SetActive(bool flag)
-        {
-            if (image)
-            {
-                ChartHelper.SetActive(image.gameObject, flag);
-            }
-        }
-
-        public void UpdateIcon()
-        {
-            if (image == null) return;
-            if (show)
-            {
-                ChartHelper.SetActive(image.gameObject, true);
-                image.sprite = m_Sprite;
-                image.color = m_Color;
-                rect.sizeDelta = new Vector2(m_Width, m_Height);
-                image.transform.localPosition = m_Offset;
-            }
-            else
-            {
-                ChartHelper.SetActive(image.gameObject, false);
-            }
-        }
     }
 }

Runtime/Component/Sub/ItemStyle.cs

@@ -178,11 +178,12 @@ namespace XCharts
         /// </summary>
         public bool NeedShowBorder()
         {
-            return borderWidth != 0 && borderColor != Color.clear;
+            return borderWidth != 0 && !ChartHelper.IsClearColor(borderColor);
         }
 
         public Color GetColor()
         {
+            if (m_Opacity == 1) return m_Color;
             var color = m_Color;
             color.a *= m_Opacity;
             return color;

Runtime/Component/Sub/SerieData.cs

@@ -32,10 +32,9 @@ namespace XCharts
         [SerializeField] private Emphasis m_Emphasis = new Emphasis();
         [SerializeField] private List<float> m_Data = new List<float>();
 
+        public LabelObject labelObject { get; set; }
+
         private bool m_Show = true;
-        private bool m_LabelAutoSize;
-        private float m_LabelPaddingLeftRight;
-        private float m_LabelPaddingTopBottom;
         private float m_RtPieOutsideRadius;
 
         public int index { get; set; }
@@ -102,15 +101,6 @@ namespace XCharts
         /// 该数据项是否被高亮，一般由鼠标悬停或图例悬停触发高亮。
         /// </summary>
         public bool highlighted { get; set; }
-        /// <summary>
-        /// the label of data item.
-        /// 该数据项的文本标签。
-        /// </summary>
-        public Text labelText { get; private set; }
-        public RectTransform labelRect { get; private set; }
-        /// <summary>
-        /// 标志位置。
-        /// </summary>
         public Vector3 labelPosition { get; set; }
         private bool m_CanShowLabel = true;
         /// <summary>
@@ -127,11 +117,6 @@ namespace XCharts
         /// 最小值。
         /// </summary>
         public float min { get { return m_Data.Min(); } }
-
-        /// <summary>
-        /// 关联的gameObject
-        /// </summary>
-        public GameObject gameObject { get; private set; }
         /// <summary>
         /// 饼图数据项的开始角度（运行时自动计算）
         /// </summary>
@@ -279,93 +264,21 @@ namespace XCharts
             return false;
         }
 
-        public void InitLabel(GameObject labelObj, bool autoSize, float paddingLeftRight, float paddingTopBottom)
-        {
-            gameObject = labelObj;
-            m_LabelAutoSize = autoSize;
-            m_LabelPaddingLeftRight = paddingLeftRight;
-            m_LabelPaddingTopBottom = paddingTopBottom;
-            labelText = labelObj.GetComponentInChildren<Text>();
-            labelRect = labelText.GetComponent<RectTransform>();
-        }
-
-        public void SetLabelActive(bool active)
-        {
-            if (labelRect)
-            {
-                ChartHelper.SetActive(labelRect, active);
-            }
-        }
-
-        public bool SetLabelText(string text)
-        {
-            if (labelText && !labelText.text.Equals(text))
-            {
-                labelText.text = text;
-                if (m_LabelAutoSize)
-                {
-                    var newSize = string.IsNullOrEmpty(text) ? Vector2.zero :
-                        new Vector2(labelText.preferredWidth + m_LabelPaddingLeftRight * 2,
-                                        labelText.preferredHeight + m_LabelPaddingTopBottom * 2);
-                    var sizeChange = newSize.x != labelRect.sizeDelta.x || newSize.y != labelRect.sizeDelta.y;
-                    if (sizeChange) labelRect.sizeDelta = newSize;
-                    return sizeChange;
-                }
-            }
-            return false;
-        }
-
-        public void SetLabelColor(Color color)
-        {
-            if (labelText)
-            {
-                labelText.color = color;
-            }
-        }
-
         public float GetLabelWidth()
         {
-            if (labelRect) return labelRect.sizeDelta.x;
+            if (labelObject != null) return labelObject.GetLabelWidth();
             else return 0;
         }
 
         public float GetLabelHeight()
         {
-            if (labelRect) return labelRect.sizeDelta.y;
+            if (labelObject != null) return labelObject.GetLabelHeight();
             return 0;
         }
 
-        public void SetGameObjectPosition(Vector3 position)
+        public void SetLabelActive(bool flag)
         {
-            if (gameObject)
-            {
-                gameObject.transform.localPosition = position;
-            }
-        }
-
-        public void SetLabelPosition(Vector3 position)
-        {
-            if (labelRect) labelRect.localPosition = position;
-        }
-
-        [Obsolete("Use SerieData.SetIconImage() instead.", true)]
-        public void SetIconObj(GameObject iconObj) { }
-
-        public void SetIconImage(Image image)
-        {
-            if (iconStyle == null) return;
-            iconStyle.SetImage(image);
-        }
-
-        public void UpdateIcon()
-        {
-            if (iconStyle == null) return;
-            iconStyle.UpdateIcon();
-        }
-
-        public bool IsInitLabel()
-        {
-            return labelText != null;
+            if (labelObject != null) labelObject.SetLabelActive(flag);
         }
     }
 }

Runtime/Component/Sub/SerieLabel.cs

@@ -110,7 +110,7 @@ namespace XCharts
         public bool show
         {
             get { return m_Show; }
-            set { if (PropertyUtility.SetStruct(ref m_Show, value)) SetVerticesDirty(); }
+            set { if (PropertyUtility.SetStruct(ref m_Show, value)) SetAllDirty(); }
         }
         /// <summary>
         /// The position of label.

Runtime/Component/Sub/TitleStyle.cs

@@ -79,7 +79,7 @@ namespace XCharts
         {
             if (runtimeText && !runtimeText.text.Equals(text))
             {
-                if (textStyle.color != Color.clear) runtimeText.color = textStyle.color;
+                if (!ChartHelper.IsClearColor(textStyle.color)) runtimeText.color = textStyle.color;
                 runtimeText.text = text;
             }
         }