From ff1e508e5d3462c2da910fedfa442b0f2b9b3617 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Thu, 9 Nov 2017 15:27:26 +0000
Subject: MacOS: improve drawing of the rounded corners of window titlebars.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12548 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_cocoa.mm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Fl_cocoa.mm b/src/Fl_cocoa.mm
index dfdbff8e1..b589c854d 100644
--- a/src/Fl_cocoa.mm
+++ b/src/Fl_cocoa.mm
@@ -4335,7 +4335,7 @@ void Fl_Cocoa_Window_Driver::capture_titlebar_and_borders(Fl_Shared_Image*& top,
   uchar *rgba = new uchar[4 * w() * htop * 4];
   CGContextRef auxgc = CGBitmapContextCreate(rgba, 2 * w(), 2 * htop, 8, 8 * w(), cspace, kCGImageAlphaPremultipliedLast);
   CGColorSpaceRelease(cspace);
-  memset(rgba, 0xff, 4 * w() * htop * 4); // initialize to opaque white
+  CGContextClearRect(auxgc, CGRectMake(0,0,2*w(),2*htop));
   CGContextScaleCTM(auxgc, 2, 2);
   if (layer) {
     Fl_Cocoa_Window_Driver::draw_layer_to_context(layer, auxgc, w(), htop);
-- 
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