From 981aa8c2e7b519accfb42c9690dd04fb404122c5 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Mon, 2 Dec 2024 17:46:49 +0100
Subject: Fix:  Drawing bugs on Windows at very large scales (#1144)

---
 src/drivers/Quartz/Fl_Quartz_Graphics_Driver.cxx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src/drivers/Quartz')

diff --git a/src/drivers/Quartz/Fl_Quartz_Graphics_Driver.cxx b/src/drivers/Quartz/Fl_Quartz_Graphics_Driver.cxx
index a9ca6cc88..7ee610d24 100644
--- a/src/drivers/Quartz/Fl_Quartz_Graphics_Driver.cxx
+++ b/src/drivers/Quartz/Fl_Quartz_Graphics_Driver.cxx
@@ -159,13 +159,15 @@ void Fl_Quartz_Graphics_Driver::cache_size(Fl_Image *img, int &width, int &heigh
 float Fl_Quartz_Graphics_Driver::override_scale() {
   float s = scale();
   if (s != 1.f && Fl_Display_Device::display_device()->is_current()) {
-    scale(1);
+    CGContextScaleCTM(gc_, 1./s, 1./s);
+    Fl_Graphics_Driver::scale(1);
   }
   return s;
 }
 
 void Fl_Quartz_Graphics_Driver::restore_scale(float s) {
   if (s != 1.f && Fl_Display_Device::display_device()->is_current()) {
-    scale(s);
+    CGContextScaleCTM(gc_, s, s);
+    Fl_Graphics_Driver::scale(s);
   }
 }
-- 
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