From 7d5e36cee8d8ef5bb1f2bab3b06ae3e3b74bb795 Mon Sep 17 00:00:00 2001
From: Yonggang Luo <luoyonggang@gmail.com>
Date: Fri, 10 Mar 2017 14:35:50 +0800
Subject: [PATCH] Getting geometry works with Visual Studio.

---
 geometry.hpp/include/mapbox/geometry/feature.hpp  | 6 +++++-
 geometry.hpp/include/mapbox/geometry/geometry.hpp | 7 ++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/geometry.hpp/include/mapbox/geometry/feature.hpp b/geometry.hpp/include/mapbox/geometry/feature.hpp
index 7008198..bb67c29 100644
--- a/geometry.hpp/include/mapbox/geometry/feature.hpp
+++ b/geometry.hpp/include/mapbox/geometry/feature.hpp
@@ -37,7 +37,11 @@ using value_base = mapbox::util::variant<null_value_t, bool, uint64_t, int64_t,
 
 struct value : value_base
 {
-    using value_base::value_base;
+    value() : value_base() {};
+    template <typename U>
+    value(const U &_v) :value_base(_v) {}
+    template <typename U>
+    value(U&& _v) :value_base(_v) {}
 };
 
 using property_map = std::unordered_map<std::string, value>;
diff --git a/geometry.hpp/include/mapbox/geometry/geometry.hpp b/geometry.hpp/include/mapbox/geometry/geometry.hpp
index a9d072b..e5f7e70 100644
--- a/geometry.hpp/include/mapbox/geometry/geometry.hpp
+++ b/geometry.hpp/include/mapbox/geometry/geometry.hpp
@@ -31,7 +31,12 @@ template <typename T>
 struct geometry : geometry_base<T>
 {
     using coordinate_type = T;
-    using geometry_base<T>::geometry_base;
+    using geometry_base_type = geometry_base<T>;
+
+    template <typename U>
+    geometry(const U &_v) :geometry_base_type(_v) {}
+    template <typename U>
+    geometry(U&& _v) :geometry_base_type(_v) {}
 
     /*
      * The default constructor would create a point geometry with default-constructed coordinates;