From fcc864241b728302b1b6d489b244c32d5de4453a Mon Sep 17 00:00:00 2001
From: joylink_zhaoerwei <Bob_Engineer@163.com>
Date: Thu, 11 Jan 2024 13:21:09 +0800
Subject: [PATCH] =?UTF-8?q?=E5=BE=AE=E8=B0=83?=
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---
 src/graphics/section/SectionDrawAssistant.ts | 35 ++++++++++----------
 1 file changed, 18 insertions(+), 17 deletions(-)

diff --git a/src/graphics/section/SectionDrawAssistant.ts b/src/graphics/section/SectionDrawAssistant.ts
index a3df542..7e4465a 100644
--- a/src/graphics/section/SectionDrawAssistant.ts
+++ b/src/graphics/section/SectionDrawAssistant.ts
@@ -370,25 +370,26 @@ function buildAbsorbablePositions(
       break;
     }
   }
-  const sections = section.queryStore
-    .queryByType<Section>(Section.Type)
-    .filter((g) => g.datas.sectionType == SectionType.Physical);
-  sections.forEach((item) => {
-    if (item.id !== section.id) {
-      item.localToCanvasPoints(...item.datas.points).forEach((p) => {
-        aps.push(new AbsorbablePoint(p));
-      });
-    }
-  });
-  const turnouts = section.queryStore.queryByType<Turnout>(Turnout.Type);
-  turnouts.forEach((turnout) => {
-    turnout.getPortPoints().forEach((points) => {
-      turnout.localToCanvasPoints(...points).forEach((p) => {
-        aps.push(new AbsorbablePoint(p));
+  if (section instanceof Section) {
+    const sections = section.queryStore
+      .queryByType<Section>(Section.Type)
+      .filter((g) => g.datas.sectionType == SectionType.Physical);
+    sections.forEach((item) => {
+      if (item.id !== section.id) {
+        item.localToCanvasPoints(...item.datas.points).forEach((p) => {
+          aps.push(new AbsorbablePoint(p));
+        });
+      }
+    });
+    const turnouts = section.queryStore.queryByType<Turnout>(Turnout.Type);
+    turnouts.forEach((turnout) => {
+      turnout.getPortPoints().forEach((points) => {
+        turnout.localToCanvasPoints(...points).forEach((p) => {
+          aps.push(new AbsorbablePoint(p));
+        });
       });
     });
-  });
-
+  }
   return aps;
 }