From db684c71e6e999f5b6014c9ac76329dbb75af2ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sebastien.loriot@cgal.org>
Date: Wed, 6 Nov 2024 10:59:20 +0100
Subject: [PATCH] make draw conditional

---
 .../examples/Polygon_repair/repair_non_zero_polygon_2.cpp  | 5 ++++-
 .../examples/Polygon_repair/repair_union_intersect_2.cpp   | 7 +++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/Polygon_repair/examples/Polygon_repair/repair_non_zero_polygon_2.cpp b/Polygon_repair/examples/Polygon_repair/repair_non_zero_polygon_2.cpp
index b87459e968d..3ce04501ab0 100644
--- a/Polygon_repair/examples/Polygon_repair/repair_non_zero_polygon_2.cpp
+++ b/Polygon_repair/examples/Polygon_repair/repair_non_zero_polygon_2.cpp
@@ -5,7 +5,9 @@
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 #include <CGAL/Polygon_repair/repair.h>
 #include <CGAL/IO/WKT.h>
+#ifdef CGAL_USE_BASIC_VIEWER
 #include <CGAL/draw_multipolygon_with_holes_2.h>
+#endif
 
 using Kernel = CGAL::Exact_predicates_inexact_constructions_kernel;
 using Point_2 = Kernel::Point_2;
@@ -22,8 +24,9 @@ int main(int argc, char* argv[]) {
   CGAL::IO::read_polygon_WKT(in, pin);
 
   Multipolygon_with_holes_2 mp = CGAL::Polygon_repair::repair(pin, CGAL::Polygon_repair::Non_zero_rule());
-
+#ifdef CGAL_USE_BASIC_VIEWER
   CGAL::draw(mp);
+#endif
 
   if (mp.number_of_polygons_with_holes() > 1) {
     CGAL::IO::write_multi_polygon_WKT(std::cout, mp);
diff --git a/Polygon_repair/examples/Polygon_repair/repair_union_intersect_2.cpp b/Polygon_repair/examples/Polygon_repair/repair_union_intersect_2.cpp
index f4d13ddaafb..c9a16441d7c 100644
--- a/Polygon_repair/examples/Polygon_repair/repair_union_intersect_2.cpp
+++ b/Polygon_repair/examples/Polygon_repair/repair_union_intersect_2.cpp
@@ -2,7 +2,10 @@
 
 #include <CGAL/Polygon_with_holes_2.h>
 #include <CGAL/Multipolygon_with_holes_2.h>
+
+#ifdef CGAL_USE_BASIC_VIEWER
 #include <CGAL/draw_multipolygon_with_holes_2.h>
+#endif
 
 #include <CGAL/Polygon_repair/repair.h>
 
@@ -38,13 +41,17 @@ main(int argc, char* argv[])
   {
     std::ofstream out("union.wkt");
     CGAL::IO::write_multi_polygon_WKT(out, mpwh);
+#ifdef CGAL_USE_BASIC_VIEWER
     CGAL::draw(mpwh);
+#endif
   }
   mpwh = CGAL::Polygon_repair::repair(pA, CGAL::Polygon_repair::Intersection_rule());
   {
     std::ofstream out("intersection.wkt");
     CGAL::IO::write_multi_polygon_WKT(out, mpwh);
+#ifdef CGAL_USE_BASIC_VIEWER
     CGAL::draw(mpwh);
+#endif
   }
 
   {