From 6eea1ac720ec1d881be19698ec152f7ae5b128f5 Mon Sep 17 00:00:00 2001
From: "Justin R. Miller" <incanus@codesorcery.net>
Date: Tue, 17 Mar 2015 16:31:47 -0700
Subject: [PATCH] abstract out LatLngBounds::extend

---
 include/mbgl/util/geo.hpp   | 7 +++++++
 src/mbgl/map/annotation.cpp | 7 +------
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/include/mbgl/util/geo.hpp b/include/mbgl/util/geo.hpp
index b6eb602f1d7..b99a6e6614f 100644
--- a/include/mbgl/util/geo.hpp
+++ b/include/mbgl/util/geo.hpp
@@ -25,6 +25,13 @@ struct LatLngBounds {
 
     inline LatLngBounds(LatLng sw_ = {90, 180}, LatLng ne_ = {-90, -180})
         : sw(sw_), ne(ne_) {}
+
+    inline void extend(const LatLng& point) {
+        if (point.latitude < sw.latitude) sw.latitude = point.latitude;
+        if (point.latitude > ne.latitude) ne.latitude = point.latitude;
+        if (point.longitude < sw.longitude) sw.longitude = point.longitude;
+        if (point.longitude > ne.longitude) ne.longitude = point.longitude;
+    }
 };
 
 }
diff --git a/src/mbgl/map/annotation.cpp b/src/mbgl/map/annotation.cpp
index 14db241c147..6235dab0035 100644
--- a/src/mbgl/map/annotation.cpp
+++ b/src/mbgl/map/annotation.cpp
@@ -12,16 +12,11 @@ Annotation::Annotation(AnnotationType type_, std::vector<AnnotationSegment> geom
     if (type == AnnotationType::Point) {
         bounds = LatLngBounds(getPoint(), getPoint());
     } else {
-        LatLng sw, ne;
         for (auto segment : geometry) {
             for (auto point : segment) {
-                if (point.latitude < sw.latitude) sw.latitude = point.latitude;
-                if (point.latitude > ne.latitude) ne.latitude = point.latitude;
-                if (point.longitude < sw.longitude) sw.longitude = point.longitude;
-                if (point.longitude > ne.longitude) ne.longitude = point.longitude;
+                bounds.extend(point);
             }
         }
-        bounds = LatLngBounds(sw, ne);
     }
 }