From 0c529361a39999375f182b9de947fbd6753bfc25 Mon Sep 17 00:00:00 2001
From: Dennis Luxen <info@project-osrm.org>
Date: Wed, 16 Jul 2014 12:47:10 +0200
Subject: [PATCH] add member variable/functions to store information if uturns
 are allowed

---
 DataStructures/RouteParameters.cpp | 22 +++++++++++++++++++++-
 Include/osrm/RouteParameters.h     |  6 ++++++
 2 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/DataStructures/RouteParameters.cpp b/DataStructures/RouteParameters.cpp
index edc731161..4357ebd39 100644
--- a/DataStructures/RouteParameters.cpp
+++ b/DataStructures/RouteParameters.cpp
@@ -33,7 +33,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 RouteParameters::RouteParameters()
     : zoom_level(18), print_instructions(false), alternate_route(true), geometry(true),
-      compression(true), deprecatedAPI(false), check_sum(-1)
+      compression(true), deprecatedAPI(false), uturn_default(false), check_sum(-1)
 {
 }
 
@@ -47,6 +47,26 @@ void RouteParameters::setZoomLevel(const short level)
 
 void RouteParameters::setAlternateRouteFlag(const bool flag) { alternate_route = flag; }
 
+void RouteParameters::setUTurn(const bool flag)
+{
+    uturns.resize(coordinates.size(), uturn_default);
+    if (!uturns.empty())
+    {
+        uturns.back() = flag;
+    }
+}
+
+void RouteParameters::setAllUTurns(const bool flag)
+{
+    // if the flag flips the default, then we erase everything.
+    if (flag)
+    {
+        uturn_default = flag;
+        uturns.clear();
+        uturns.resize(coordinates.size(), uturn_default);
+    }
+}
+
 void RouteParameters::setDeprecatedAPIFlag(const std::string &) { deprecatedAPI = true; }
 
 void RouteParameters::setChecksum(const unsigned sum) { check_sum = sum; }
diff --git a/Include/osrm/RouteParameters.h b/Include/osrm/RouteParameters.h
index 89a177405..33a8296c3 100644
--- a/Include/osrm/RouteParameters.h
+++ b/Include/osrm/RouteParameters.h
@@ -43,6 +43,10 @@ struct RouteParameters
 
     void setAlternateRouteFlag(const bool flag);
 
+    void setUTurn(const bool flag);
+
+    void setAllUTurns(const bool flag);
+
     void setDeprecatedAPIFlag(const std::string &);
 
     void setChecksum(const unsigned check_sum);
@@ -71,12 +75,14 @@ struct RouteParameters
     bool geometry;
     bool compression;
     bool deprecatedAPI;
+    bool uturn_default;
     unsigned check_sum;
     std::string service;
     std::string output_format;
     std::string jsonp_parameter;
     std::string language;
     std::vector<std::string> hints;
+    std::vector<bool> uturns;
     std::vector<FixedPointCoordinate> coordinates;
 };