From 520c2be5feb5f62e136b27b7a877eeda281d33a3 Mon Sep 17 00:00:00 2001
From: Tomi Virkki <tomivirkki@users.noreply.github.com>
Date: Mon, 8 Jun 2020 14:34:03 +0300
Subject: [PATCH] fix: Avoid sub-pixel rendering causing too narrow auto-width
 columns (#1750) (#1751)

---
 src/vaadin-grid.html | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/vaadin-grid.html b/src/vaadin-grid.html
index c9060a6ce..3412212e1 100644
--- a/src/vaadin-grid.html
+++ b/src/vaadin-grid.html
@@ -463,7 +463,9 @@
           col._currentWidth = 0;
           // Note: _allCells only contains cells which are currently rendered in DOM
           col._allCells.forEach(c => {
-            col._currentWidth = Math.max(col._currentWidth, c.offsetWidth);
+            // Add 1px buffer to the offset width to avoid too narrow columns (sub-pixel rendering)
+            const cellWidth = c.offsetWidth + 1;
+            col._currentWidth = Math.max(col._currentWidth, cellWidth);
           });
         });
         // [write] Set column widths to fit widest measured content