From 395a00614ecb66a51230cea44baa8c4fead36a80 Mon Sep 17 00:00:00 2001
From: Abou Al Montacir <abou.almontacir@sfr.fr>
Date: Sat, 17 Jun 2023 10:36:32 +0200
Subject: [PATCH] gtk3: Fixed LineTo implementation. Closes #40323.

The function `cairo_stroke` causes the current path to be cleared from
the cairo context. Thus we loose the current position.

We replace is with `cairo_stroke_preserve` in order to preserves the
path within the cairo context.
---
 lcl/interfaces/gtk3/gtk3objects.pas | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lcl/interfaces/gtk3/gtk3objects.pas b/lcl/interfaces/gtk3/gtk3objects.pas
index d2049817c0..91f710a3d2 100644
--- a/lcl/interfaces/gtk3/gtk3objects.pas
+++ b/lcl/interfaces/gtk3/gtk3objects.pas
@@ -2315,7 +2315,7 @@ begin
   end else
     cairo_line_to(pcr,X+PixelOffset, Y+PixelOffset);
 
-  cairo_stroke(pcr);
+  cairo_stroke_preserve(pcr);
   Result := True;
 end;