From 8765c5d37b53dc1719c885aaaf58876d4b633a53 Mon Sep 17 00:00:00 2001
From: austinried <4966622+austinried@users.noreply.github.com>
Date: Wed, 21 Oct 2026 06:51:22 +0000
Subject: [PATCH] ui: keep the detail background measurements across navigation

---
 .../com/subtracks/ui/components/HeroDetailScaffold.kt       | 6 +++---
 .../kotlin/com/subtracks/ui/library/ArtistDetailScreen.kt   | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/app/src/main/kotlin/com/subtracks/ui/components/HeroDetailScaffold.kt b/app/src/main/kotlin/com/subtracks/ui/components/HeroDetailScaffold.kt
index 0880bf17..2542f431 100644
--- a/app/src/main/kotlin/com/subtracks/ui/components/HeroDetailScaffold.kt
+++ b/app/src/main/kotlin/com/subtracks/ui/components/HeroDetailScaffold.kt
@@ -121,9 +121,9 @@ fun HeroDetailScaffold(
                 val barHeightPx = statusBarTop + with(density) { TopAppBarDefaults.TopAppBarExpandedHeight.toPx() }
                 val fadeDistancePx = with(density) { FADE_DISTANCE_DP.dp.toPx() }
 
-                var headerHeightPx by remember { mutableFloatStateOf(0f) }
-                var rowHeightPx by remember { mutableFloatStateOf(0f) }
-                var controlsTopPx by remember { mutableFloatStateOf(0f) }
+                var headerHeightPx by rememberSaveable { mutableFloatStateOf(0f) }
+                var rowHeightPx by rememberSaveable { mutableFloatStateOf(0f) }
+                var controlsTopPx by rememberSaveable { mutableFloatStateOf(0f) }
                 val scrollPx by remember {
                     derivedStateOf {
                         val index = listState.firstVisibleItemIndex
diff --git a/app/src/main/kotlin/com/subtracks/ui/library/ArtistDetailScreen.kt b/app/src/main/kotlin/com/subtracks/ui/library/ArtistDetailScreen.kt
index 9917afde..71a428ae 100644
--- a/app/src/main/kotlin/com/subtracks/ui/library/ArtistDetailScreen.kt
+++ b/app/src/main/kotlin/com/subtracks/ui/library/ArtistDetailScreen.kt
@@ -353,8 +353,8 @@ fun ArtistDetailScreen(
             }
         }
     }
-    var imageHeightPx by remember { mutableFloatStateOf(0f) }
-    var albumHeightPx by remember { mutableFloatStateOf(0f) }
+    var imageHeightPx by rememberSaveable { mutableFloatStateOf(0f) }
+    var albumHeightPx by rememberSaveable { mutableFloatStateOf(0f) }
     val albumRowGapPx = with(density) { ROW_GAP.toPx() }
     val scrollPx by remember {
         derivedStateOf {