From 89e7a09e648bf8cb01a8840ada47a3463d2b7abb Mon Sep 17 00:00:00 2001
From: monitor1394 <monitor1394@gmail.com>
Date: Thu, 13 Jun 2024 23:04:35 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0Edge=E5=88=A4=E6=96=AD?=
 =?UTF-8?q?=E6=8E=A5=E5=8F=A3?=
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---
 Runtime/Internal/Data/GraphData.cs | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/Runtime/Internal/Data/GraphData.cs b/Runtime/Internal/Data/GraphData.cs
index b5fe2e9f..269f4ef8 100644
--- a/Runtime/Internal/Data/GraphData.cs
+++ b/Runtime/Internal/Data/GraphData.cs
@@ -484,7 +484,8 @@ namespace XCharts.Runtime
         public double value;
         public GraphData hostGraph;
 
-        public List<Vector3> points = new List<Vector3>();
+        public List<Vector3> upPoints = new List<Vector3>();
+        public List<Vector3> downPoints = new List<Vector3>();
         public float width;
         public float distance;
         public bool highlight;
@@ -496,5 +497,24 @@ namespace XCharts.Runtime
             this.node2 = node2;
             this.value = value;
         }
+
+        public bool IsPointInEdge(Vector2 point)
+        {
+            if (upPoints.Count == 0 || downPoints.Count == 0) return false;
+            var lastCount = upPoints.Count - 1;
+            if (point.x < upPoints[0].x || point.x > upPoints[lastCount].x) return false;
+            if (point.y > upPoints[0].y && point.y > upPoints[lastCount].y) return false;
+            if (point.y < downPoints[0].y && point.y < downPoints[lastCount].y) return false;
+
+            for (int i = 0; i < upPoints.Count - 1; i++)
+            {
+                var diff = point.x - upPoints[i].x;
+                if (diff <= 0)
+                {
+                    return point.y < upPoints[i].y && point.y > downPoints[i].y;
+                }
+            }
+            return false;
+        }
     }
 }
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