[feature][axis] add showStartLine and showEndLine for AxisSplitLine

CHANGELOG.md

@@ -58,6 +58,7 @@
 
 ## master
 
+* (2022.09.06) 增加`AxisSplitLine`的`showStartLine`和`showEndLine`参数
 * (2022.09.06) 增加`Heatmap`通过`symbol`设置不同的图案的支持
 * (2022.09.05) 增加`Heatmap`的`heatmapType`支持设置`Data`和`Count`两种不同映射方式的热力图
 * (2022.09.05) 优化`Tooltip`在热力图为数值轴时的指示

Documentation/XChartsConfiguration-EN.md

@@ -357,6 +357,8 @@ Split line of axis in grid area.
 |`interval`|||Interval of Axis splitLine.
 |`distance`|||The distance between the split line and axis line.
 |`autoColor`|||auto color.
+|`showStartLine`|true|v3.3.0|Whether to show the first split line.
+|`showEndLine`|true|v3.3.0|Whether to show the last split line.
 
 ## `AxisTheme`
 

Documentation/XChartsConfiguration-ZH.md

@@ -357,6 +357,8 @@ Inherits or Implemented: [BaseLine](#BaseLine)
 |`interval`|||坐标轴分隔线的显示间隔。
 |`distance`|||刻度线与轴线的距离。
 |`autoColor`|||自动设置颜色。
+|`showStartLine`|true|v3.3.0|是否显示第一条分割线。
+|`showEndLine`|true|v3.3.0|是否显示最后一条分割线。
 
 ## `AxisTheme`
 

Editor/ChildComponents/LineDrawer.cs

@@ -44,6 +44,8 @@ namespace XCharts.Editor
             PropertyField(prop, "m_Interval");
             PropertyField(prop, "m_Distance");
             PropertyField(prop, "m_AutoColor");
+            PropertyField(prop, "m_ShowStartLine");
+            PropertyField(prop, "m_ShowEndLine");
         }
     }
 

Runtime/Component/Axis/AxisHandler.cs

@@ -817,11 +817,11 @@ namespace XCharts
                 }
                 if (axis.splitLine.show)
                 {
-                    if (axis.splitLine.NeedShow(i))
+                    if (axis.splitLine.NeedShow(i, size))
                     {
                         if (orient == Orient.Horizonal)
                         {
-                            if (relativedAxis == null || !MathUtil.Approximately(current, relativedAxis.context.x))
+                            if (relativedAxis == null || !relativedAxis.axisLine.show || !MathUtil.Approximately(current, relativedAxis.context.x))
                             {
                                 ChartDrawer.DrawLineStyle(vh,
                                     lineType,
@@ -885,7 +885,7 @@ namespace XCharts
                         }
                         else
                         {
-                            if (relativedAxis == null || !MathUtil.Approximately(current, relativedAxis.context.y))
+                            if (relativedAxis == null || !relativedAxis.axisLine.show || !MathUtil.Approximately(current, relativedAxis.context.y))
                             {
                                 ChartDrawer.DrawLineStyle(vh,
                                     lineType,

Runtime/Component/Axis/AxisSplitLine.cs

@@ -13,6 +13,8 @@ namespace XCharts.Runtime
         [SerializeField] private int m_Interval;
         [SerializeField] private float m_Distance;
         [SerializeField] private bool m_AutoColor;
+        [SerializeField][Since("v3.3.0")] private bool m_ShowStartLine = true;
+        [SerializeField][Since("v3.3.0")] private bool m_ShowEndLine = true;
 
         /// <summary>
         /// The distance between the split line and axis line.
@@ -33,6 +35,24 @@ namespace XCharts.Runtime
             get { return m_Interval; }
             set { if (PropertyUtil.SetStruct(ref m_Interval, value)) SetVerticesDirty(); }
         }
+        /// <summary>
+        /// Whether to show the first split line.
+        /// |是否显示第一条分割线。
+        /// </summary>
+        public bool showStartLine
+        {
+            get { return m_ShowStartLine; }
+            set { if (PropertyUtil.SetStruct(ref m_ShowStartLine, value)) SetVerticesDirty(); }
+        }
+        /// <summary>
+        /// Whether to show the last split line.
+        /// |是否显示最后一条分割线。
+        /// </summary>
+        public bool showEndLine
+        {
+            get { return m_ShowEndLine; }
+            set { if (PropertyUtil.SetStruct(ref m_ShowEndLine, value)) SetVerticesDirty(); }
+        }
 
         public override bool vertsDirty { get { return m_VertsDirty || m_LineStyle.anyDirty; } }
         public override void ClearVerticesDirty()
@@ -56,6 +76,8 @@ namespace XCharts.Runtime
             var axisSplitLine = new AxisSplitLine();
             axisSplitLine.show = show;
             axisSplitLine.interval = interval;
+            axisSplitLine.showStartLine = showStartLine;
+            axisSplitLine.showEndLine = showEndLine;
             axisSplitLine.lineStyle = lineStyle.Clone();
             return axisSplitLine;
         }
@@ -64,11 +86,17 @@ namespace XCharts.Runtime
         {
             base.Copy(splitLine);
             interval = splitLine.interval;
+            showStartLine = splitLine.showStartLine;
+            showEndLine = splitLine.showEndLine;
         }
 
-        internal bool NeedShow(int index)
+        internal bool NeedShow(int index, int total)
         {
-            return show && (interval == 0 || index % (interval + 1) == 0);
+            if (!show) return false;
+            if (interval != 0 && index % (interval + 1) != 0) return false;
+            if (!showStartLine && index == 0) return false;
+            if (!showEndLine && index == total - 1) return false;
+            return true;
         }
     }
 }

Runtime/Component/Radar/RadarCoordHandler.cs

@@ -147,7 +147,7 @@ namespace XCharts.Runtime
                     {
                         UGL.DrawQuadrilateral(vh, p1, p2, p3, p4, color);
                     }
-                    if (radar.splitLine.NeedShow(i))
+                    if (radar.splitLine.NeedShow(i, radar.splitNumber))
                     {
                         ChartDrawer.DrawLineStyle(vh, splitLineType, splitLineWidth, p2, p3, splitLineColor);
                     }