From b6619be9ce8ce0e3cc5e66cc3f505c8a06fa896a Mon Sep 17 00:00:00 2001
From: umsangdon <umsangdon@gmail.com>
Date: Fri, 30 Oct 2026 22:31:29 +0900
Subject: [PATCH] =?UTF-8?q?feat(D=20=EC=98=88=EC=A0=95=EB=85=B8=EC=84=A0):?=
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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
---
 D03_PlanAnalysis/D03_PlanAnalysis_UI_SheetTiles.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/D03_PlanAnalysis/D03_PlanAnalysis_UI_SheetTiles.ts b/D03_PlanAnalysis/D03_PlanAnalysis_UI_SheetTiles.ts
index cd08c363d..2d20e522d 100644
--- a/D03_PlanAnalysis/D03_PlanAnalysis_UI_SheetTiles.ts
+++ b/D03_PlanAnalysis/D03_PlanAnalysis_UI_SheetTiles.ts
@@ -43,6 +43,8 @@ export interface SheetTiles {
     sheets: string[];
     cached: number;
     loading: boolean;
+    /** 마지막 보기 경위도 상자. */
+    bbox: string;
     failed: string[];
     /** 조각마다 받은 시간(ms · 마지막 20). */
     ms: Array<[string, number]>;
@@ -191,6 +193,7 @@ export function createSheetTiles(opts: {
       sheets: [...sheets],
       cached: cache.size,
       loading,
+      bbox: lastBox,
       failed: [...failed],
       ms: [...ms],
     }),