fix: improve coordinate selection feedback

App/MapHomeView.swift

@@ -431,8 +431,8 @@ struct MapHomeView: View {
             HStack {
                 VStack(alignment: .leading, spacing: 3) {
                     Text(mapState.displayName ?? "当前选点").font(.subheadline.weight(.semibold)).lineLimit(1)
-                    coordinateRow(label: "国内标准 GCJ-02", system: .gcj02)
-                    coordinateRow(label: "国际标准 WGS-84", system: .wgs84)
+                    coordinateRow(label: "GCJ-02(国内)", system: .gcj02)
+                    coordinateRow(label: "WGS-84(国际)", system: .wgs84)
                 }
                 Spacer()
                 // 帮助说明按钮
@@ -768,11 +768,15 @@ struct MapHomeView: View {
             Text(label)
                 .font(.caption2.weight(.medium))
                 .foregroundStyle(.secondary)
-                .frame(width: 112, alignment: .leading)
+                .lineLimit(1)
+                .fixedSize(horizontal: true, vertical: false)
             Text(text)
                 .font(.caption.monospaced())
                 .foregroundStyle(copiedCoordinateSystem == system ? .green : .secondary)
                 .lineLimit(1)
+                .minimumScaleFactor(0.72)
+                .allowsTightening(true)
+                .layoutPriority(1)
         }
         .contentShape(Rectangle())
         .onTapGesture {
@@ -1296,7 +1300,7 @@ struct MapHomeView: View {
         mapState.focusSelection(distanceMeters: currentViewport)
         // Persist both forms once from the explicitly typed input boundary.
         LastCoordinateStore.save(coordinatePair: pair, zoomMeters: currentViewport)
-        favorites.select(nil)
+        favorites.selectMatching(coordinatePair: pair)
         scheduleGeocode(pair: pair, revision: mapState.selection.revision)
     }
 

Shared/FavoriteLocationStore.swift

@@ -160,6 +160,18 @@ final class FavoriteLocationStore: ObservableObject {
         defaults.set(id?.uuidString, forKey: Keys.selectedID)
     }
 
+    @discardableResult
+    func selectMatching(coordinatePair: CoordinatePair) -> FavoriteLocation? {
+        let matchingFavorite = favorites.first {
+            $0.coordinatePair.matchesWGS84(
+                latitude: coordinatePair.wgs84.latitude,
+                longitude: coordinatePair.wgs84.longitude
+            )
+        }
+        select(matchingFavorite?.id)
+        return matchingFavorite
+    }
+
     func rename(_ id: UUID, to name: String) {
         guard let idx = favorites.firstIndex(where: { $0.id == id }) else { return }
         favorites[idx].name = name

Tests/PaopaoLocationSpooferTests/FavoriteLocationStoreTests.swift

@@ -19,6 +19,39 @@ final class FavoriteLocationStoreTests: XCTestCase {
         XCTAssertEqual(FavoriteLocationStore(defaults: defaults).selectedFavorite?.name, "深圳湾")
     }
 
+    func testSelectingMatchingCoordinatePairRestoresFavoriteSelection() {
+        let suite = "FavoriteLocationStoreTests.\(UUID().uuidString)"
+        let defaults = UserDefaults(suiteName: suite)!
+        defer { defaults.removePersistentDomain(forName: suite) }
+        let store = FavoriteLocationStore(defaults: defaults)
+        let favorite = store.save(
+            name: "深圳湾",
+            coordinatePair: CoordinateConverter.coordinatePair(
+                lat: 22.491_438,
+                lon: 113.945_702,
+                mapCoordinateSystem: .wgs84
+            ),
+            accuracy: 20
+        )
+        store.select(nil)
+
+        let nearbyRealtimePair = CoordinateConverter.coordinatePair(
+            lat: 22.491_488,
+            lon: 113.945_752,
+            mapCoordinateSystem: .wgs84
+        )
+        XCTAssertEqual(store.selectMatching(coordinatePair: nearbyRealtimePair)?.id, favorite.id)
+        XCTAssertEqual(store.selectedFavoriteID, favorite.id)
+
+        let unrelatedPair = CoordinateConverter.coordinatePair(
+            lat: 31.2304,
+            lon: 121.4737,
+            mapCoordinateSystem: .wgs84
+        )
+        XCTAssertNil(store.selectMatching(coordinatePair: unrelatedPair))
+        XCTAssertNil(store.selectedFavoriteID)
+    }
+
     func testFavoriteStoresBothFormsAndSelectsMatchingPairWithoutReadConversion() {
         let suite = "FavoriteLocationStoreTests.\(UUID().uuidString)"
         let defaults = UserDefaults(suiteName: suite)!

Tests/map_refactor_contract_test.sh

@@ -69,6 +69,7 @@ grep -q 'refreshRuntimeMapCoordinateSystem(reason:' "$CONVERTER" || fail "fixed-
 grep -q 'scheduleBluePointMapCoordinateSystemRefresh()' "$MAP_HOME" || fail "native blue-point samples must trigger runtime map-type refresh while spoofing"
 ! grep -A3 'private func scheduleBluePointMapCoordinateSystemRefresh' "$MAP_HOME" | grep -q 'spoofState == .active' || fail "blue-point map-type refresh must also detect the return to physical location"
 grep -q 'awaitCoordinatedMapCoordinateSystemRefresh(reason: "点击实时定位")' "$MAP_HOME" || fail "realtime button must await the coordinated map-type refresh"
+grep -q 'favorites.selectMatching(coordinatePair: pair)' "$MAP_HOME" || fail "realtime selection must restore a matching favorite selection"
 grep -q 'awaitCoordinatedMapCoordinateSystemRefresh(reason: "保存收藏")' "$MAP_HOME" || fail "favorite save must await the coordinated map-type refresh"
 grep -q 'awaitCoordinatedMapCoordinateSystemRefresh(reason: "App回到前台")' "$MAP_HOME" || fail "foreground recovery must reuse the coordinated map-type refresh"
 grep -q '地图坐标标准运行期检测结果已过期，取消写入' "$CONVERTER" || fail "cancelled runtime probes must not mutate the global map type"
@@ -76,8 +77,10 @@ grep -q '地图坐标标准运行期检测结果已过期，取消写入' "$CONV
 grep -q 'clearRealtimeLocationForMapCoordinateSystemChange' "$MAP_HOME" || fail "map-type changes must discard superseded blue-point samples"
 grep -q '地图坐标类型已变化' "$MAP_HOME" || fail "map-type changes must emit an explicit searchable business log"
 grep -q '图钉已按新类型重设' "$MAP_HOME" || fail "map-type change log must report pin reprojection"
-grep -q '国内标准 GCJ-02' "$MAP_HOME" || fail "current selection panel must show GCJ-02"
-grep -q '国际标准 WGS-84' "$MAP_HOME" || fail "current selection panel must show WGS-84"
+grep -q 'coordinateRow(label: "GCJ-02(国内)", system: .gcj02)' "$MAP_HOME" || fail "current selection panel must label the domestic coordinate as GCJ-02"
+grep -q 'coordinateRow(label: "WGS-84(国际)", system: .wgs84)' "$MAP_HOME" || fail "current selection panel must label the international coordinate as WGS-84"
+grep -q 'fixedSize(horizontal: true, vertical: false)' "$MAP_HOME" || fail "coordinate labels must keep their natural single-line width"
+grep -q 'minimumScaleFactor(0.72)' "$MAP_HOME" || fail "coordinate values must shrink to remain on one line"
 grep -q 'phase = .map' "$CONTENT" || fail "ContentView must explicitly gate MapHomeView construction"
 ! grep -q 'startTileProbe' "$MAP_HOME" || fail "MapHomeView must not start a second fixed-anchor coordinate-system probe"
 ! grep -q 'initializeMap()' "$MAP_HOME" || fail "MapHomeView must not replay a second map initialization from onAppear"