增加Axis的splitLine参数控制分割线

Runtime/Component/Sub/AxisSplitLine.cs

@@ -0,0 +1,91 @@
+/******************************************/
+/*                                        */
+/*     Copyright (c) 2018 monitor1394     */
+/*     https://github.com/monitor1394     */
+/*                                        */
+/******************************************/
+
+using System;
+using UnityEngine;
+
+namespace XCharts
+{
+    /// <summary>
+    /// Split line of axis in grid area.
+    /// 坐标轴在 grid 区域中的分隔线。
+    /// </summary>
+    [Serializable]
+    public class AxisSplitLine : SubComponent
+    {
+        [SerializeField] private bool m_Show;
+        [SerializeField] private int m_Interval;
+        [SerializeField] private LineStyle m_LineStyle = new LineStyle(0.7f);
+
+        /// <summary>
+        /// Set this to true to show the split line.
+        /// 是否显示分隔线。
+        /// </summary>
+        public bool show { get { return m_Show; } set { m_Show = value; } }
+        public int interval { get { return m_Interval; } set { m_Interval = value; } }
+        /// <summary>
+        /// 线条样式
+        /// </summary>
+        public LineStyle lineStyle { get { return m_LineStyle; } set { if (value != null) m_LineStyle = value; } }
+
+        public static AxisSplitLine defaultSplitLine
+        {
+            get
+            {
+                return new AxisSplitLine()
+                {
+                    m_Show = false,
+                };
+            }
+        }
+
+        public void Copy(AxisSplitLine other)
+        {
+            m_Show = other.show;
+            m_Interval = other.interval;
+            m_LineStyle.Copy(other.m_LineStyle);
+        }
+
+        public override bool Equals(object obj)
+        {
+            if (obj == null || GetType() != obj.GetType())
+            {
+                return false;
+            }
+            var other = (AxisSplitLine)obj;
+            return m_Show == other.show &&
+                m_Interval == other.interval &&
+                m_LineStyle.Equals(other.lineStyle);
+        }
+
+        public override int GetHashCode()
+        {
+            return base.GetHashCode();
+        }
+
+        internal Color GetColor(ThemeInfo theme)
+        {
+            if (lineStyle.color != Color.clear)
+            {
+                var color = lineStyle.color;
+                color.a *= lineStyle.opacity;
+                return color;
+            }
+            else
+            {
+                var color = (Color)theme.axisSplitLineColor;
+                color.a *= lineStyle.opacity;
+                return color;
+            }
+        }
+
+        internal bool NeedShow(int index)
+        {
+            return interval == 0 || index % (interval + 1) == 0;
+        }
+    }
+}