海拔图和小地图

Assets/XCharts/Examples/Runtime/Example12_CustomDrawing.cs

@@ -0,0 +1,52 @@
+/************************************************/
+/*                                              */
+/*     Copyright (c) 2018 - 2021 monitor1394    */
+/*     https://github.com/monitor1394           */
+/*                                              */
+/************************************************/
+
+using UnityEngine;
+using UnityEngine.UI;
+using XUGL;
+using System.Linq;
+
+namespace XCharts.Examples
+{
+    [DisallowMultipleComponent]
+    [ExecuteInEditMode]
+    public class Example12_CustomDrawing : MonoBehaviour
+    {
+        LineChart chart;
+        void Awake()
+        {
+            chart = gameObject.GetComponent<LineChart>();
+            if (chart == null) return;
+
+            chart.onCustomDraw = delegate (VertexHelper vh)
+            {
+                var dataPoints = chart.series.list[0].dataPoints;
+                if (dataPoints.Count > 0)
+                {
+                    var pos = dataPoints[115];
+                    var zeroPos = new Vector3(chart.grid.runtimeX, chart.grid.runtimeY);
+                    var startPos = new Vector3(pos.x, zeroPos.y);
+                    var endPos = new Vector3(pos.x, zeroPos.y + chart.grid.runtimeHeight);
+                    //UGL.DrawLine(vh, startPos, endPos, chart.theme.serie.lineWidth, Color.blue);
+                    foreach (var item in dataPoints)
+                    {
+                        UGL.DrawDiamond(vh, item, 5, Color.blue);
+                        if (item == dataPoints.LastOrDefault())
+                        {
+
+                        }
+                        else
+                        {
+                            vh.Clear();
+                        }
+                    }
+                   
+                }
+            };
+        }
+    }
+}