From 3dbdfe0e32e0b1e53af056a6c746142d16c4f01a Mon Sep 17 00:00:00 2001
From: Pierre-Yves Nicolas <6371790+pynicolas@users.noreply.github.com>
Date: Tue, 2 Sep 2025 16:56:29 +0200
Subject: [PATCH] Fix inability to zoom on the edges of an image when the
 initially displayed image has a different width/height ratio

---
 .../java/org/fairscan/app/view/DocumentScreen.kt   | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/app/src/main/java/org/fairscan/app/view/DocumentScreen.kt b/app/src/main/java/org/fairscan/app/view/DocumentScreen.kt
index 8209338..7143d71 100644
--- a/app/src/main/java/org/fairscan/app/view/DocumentScreen.kt
+++ b/app/src/main/java/org/fairscan/app/view/DocumentScreen.kt
@@ -42,6 +42,7 @@ import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.MutableIntState
 import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
@@ -51,7 +52,7 @@ import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
-import net.engawapg.lib.zoomable.rememberZoomState
+import net.engawapg.lib.zoomable.ZoomState
 import net.engawapg.lib.zoomable.zoomable
 import org.fairscan.app.Navigation
 import org.fairscan.app.R
@@ -138,13 +139,12 @@ private fun DocumentPreview(
             val bitmap = document.load(currentPageIndex.intValue)
             if (bitmap != null) {
                 val imageBitmap = bitmap.asImageBitmap()
-                val zoomState = rememberZoomState(
-                    contentSize = Size(bitmap.width.toFloat(), bitmap.height.toFloat())
-                )
-
-                LaunchedEffect(imageId) {
-                    zoomState.reset()
+                val zoomState = remember(imageId) {
+                    ZoomState(
+                        contentSize = Size(bitmap.width.toFloat(), bitmap.height.toFloat())
+                    )
                 }
+
                 Box(modifier = Modifier
                     .fillMaxSize(0.92f)
                     .align(Alignment.Center)) {