From 68f706b7567b07d49be0bad302a466364919876c Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Sat, 1 Aug 2015 18:30:52 +0000
Subject: Bypass Mac OS 10.11 bug in CGContextStrokePath()  -  continued

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10823 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/fl_arci.cxx   |  3 ++-
 src/fl_vertex.cxx | 10 +++++++---
 2 files changed, 9 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/fl_arci.cxx b/src/fl_arci.cxx
index 13ce0240d..a4ef738c8 100644
--- a/src/fl_arci.cxx
+++ b/src/fl_arci.cxx
@@ -66,7 +66,8 @@ void Fl_Graphics_Driver::arc(int x,int y,int w,int h,double a1,double a2) {
     float r = (w+h)*0.25f-0.5f;
     CGContextAddArc(fl_gc, cx, cy, r, a1, a2, 1);
   }
-  CGContextStrokePath(fl_gc);
+  extern void CGContextStrokePath_fixed(CGContextRef);
+  CGContextStrokePath_fixed(fl_gc);
   CGContextSetShouldAntialias(fl_gc, false);
 #else
 # error unsupported platform
diff --git a/src/fl_vertex.cxx b/src/fl_vertex.cxx
index d665ae4e4..b700c7edd 100644
--- a/src/fl_vertex.cxx
+++ b/src/fl_vertex.cxx
@@ -35,6 +35,10 @@
 #include <FL/math.h>
 #include <stdlib.h>
 
+#if defined(__APPLE_QUARTZ__)
+extern void CGContextStrokePath_fixed(CGContextRef);
+#endif
+
 void Fl_Graphics_Driver::push_matrix() {
   if (sptr==matrix_stack_size)
     Fl::error("fl_push_matrix(): matrix stack overflow.");
@@ -122,7 +126,7 @@ void Fl_Graphics_Driver::end_points() {
   for (int i=0; i<n; i++) { 
     CGContextMoveToPoint(fl_gc, p[i].x, p[i].y);
     CGContextAddLineToPoint(fl_gc, p[i].x, p[i].y);
-    CGContextStrokePath(fl_gc);
+    CGContextStrokePath_fixed(fl_gc);
   }
   if (fl_quartz_line_width_ > 1.5f) CGContextSetShouldAntialias(fl_gc, false);
 #else
@@ -145,7 +149,7 @@ void Fl_Graphics_Driver::end_line() {
   CGContextMoveToPoint(fl_gc, p[0].x, p[0].y);
   for (int i=1; i<n; i++)
     CGContextAddLineToPoint(fl_gc, p[i].x, p[i].y);
-  CGContextStrokePath(fl_gc);
+  CGContextStrokePath_fixed(fl_gc);
   CGContextSetShouldAntialias(fl_gc, false);
 #else
 # error unsupported platform
@@ -265,7 +269,7 @@ void Fl_Graphics_Driver::circle(double x, double y,double r) {
   // Last argument must be 0 (counter-clockwise) or it draws nothing under __LP64__ !!!!
   CGContextSetShouldAntialias(fl_gc, true);
   CGContextAddArc(fl_gc, xt, yt, (w+h)*0.25f, 0, 2.0f*M_PI, 0);
-  (what == POLYGON ? CGContextFillPath : CGContextStrokePath)(fl_gc);
+  (what == POLYGON ? CGContextFillPath : CGContextStrokePath_fixed)(fl_gc);
   CGContextSetShouldAntialias(fl_gc, false);
 #else
 # error unsupported platform
-- 
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