增加双坐标轴支持

Scripts/UI/Internal/AxisLine.cs

@@ -0,0 +1,39 @@
+using UnityEngine;
+
+namespace XCharts
+{
+    [System.Serializable]
+    public class AxisLine
+    {
+        [SerializeField] private bool m_Show;
+        [SerializeField] private bool m_Symbol;
+        [SerializeField] private float m_SymbolWidth;
+        [SerializeField] private float m_SymbolHeight;
+        [SerializeField] private float m_SymbolOffset;
+        [SerializeField] private float m_SymbolDent;
+
+        public bool show { get { return m_Show; } set { m_Show = value; } }
+        public bool symbol { get { return m_Symbol; } set { m_Symbol = value; } }
+        public float symbolWidth { get { return m_SymbolWidth; } set { m_SymbolWidth = value; } }
+        public float symbolHeight { get { return m_SymbolHeight; } set { m_SymbolHeight = value; } }
+        public float symbolOffset { get { return m_SymbolOffset; } set { m_SymbolOffset = value; } }
+        public float symbolDent { get { return m_SymbolDent; } set { m_SymbolDent = value; } }
+
+        public static AxisLine defaultAxisLine
+        {
+            get
+            {
+                var axisLine = new AxisLine
+                {
+                    m_Show = true,
+                    m_Symbol = false,
+                    m_SymbolWidth = 10,
+                    m_SymbolHeight = 15,
+                    m_SymbolOffset = 0,
+                    m_SymbolDent = 3,
+                };
+                return axisLine;
+            }
+        }
+    }
+}