From 607b9d9be963df60de78a336a8b71f7ef703ff26 Mon Sep 17 00:00:00 2001
From: Blaž Hrastnik <blaz@mxxn.io>
Date: Mon, 29 Jun 2026 02:25:46 +0000
Subject: [PATCH] fix: ui/document: Apply rendering offset to all methods

Fixes #15934
---
 helix-term/src/ui/document.rs | 11 +++++++++--
 1 file(s) changed, 9 insertion(s)(+), 2 deletion(s)(-)

diff --git a/helix-term/src/ui/document.rs b/helix-term/src/ui/document.rs
--- a/helix-term/src/ui/document.rs
+++ b/helix-term/src/ui/document.rs
@@ -426,6 +426,7 @@
         if (y as usize) < self.offset.row {
             return;
         }
+        let y = y - self.offset.row as u16;
         self.surface
             .set_string(x, y + self.viewport.y, string, style)
     }
@@ -434,6 +435,7 @@
         if (y as usize) < self.offset.row {
             return;
         }
+        let y = y - self.offset.row as u16;
         self.surface
             .set_stringn(x, y + self.viewport.y, string, width, style);
     }
@@ -441,8 +443,12 @@
     /// Sets the style of an area **within the text viewport* this accounts
     /// both for the renderers vertical offset and its viewport
     pub fn set_style(&mut self, mut area: Rect, style: Style) {
-        area = area.clip_top(self.offset.row as u16);
-        area.y += self.viewport.y;
+        let offset = self.offset.row as u16;
+        if area.y < offset {
+            area.height = area.height.saturating_sub(offset - area.y);
+            area.y = offset;
+        }
+        area.y = area.y - offset + self.viewport.y;
         self.surface.set_style(area, style);
     }
 
@@ -460,6 +466,7 @@
         if (y as usize) < self.offset.row {
             return (x, y);
         }
+        let y = y - self.offset.row as u16;
         self.surface.set_string_truncated(
             x,
             y + self.viewport.y,

--
tangled.sh