From 11afef7825d622a237fa026e45e6d61b4de94068 Mon Sep 17 00:00:00 2001
From: Sudarsana Babu Nagineni <sudarsana.babu@mapbox.com>
Date: Mon, 25 Mar 2019 23:39:31 +0200
Subject: [core] Add interface to change the orientation through MapOptions

---
 src/mbgl/map/map.cpp         |  7 ++-----
 src/mbgl/map/map_impl.cpp    |  1 +
 src/mbgl/map/map_options.cpp | 10 ++++++++++
 3 files changed, 13 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/mbgl/map/map.cpp b/src/mbgl/map/map.cpp
index e609e22c97..06c637b232 100644
--- a/src/mbgl/map/map.cpp
+++ b/src/mbgl/map/map.cpp
@@ -326,10 +326,6 @@ void Map::setNorthOrientation(NorthOrientation orientation) {
     impl->onUpdate();
 }
 
-NorthOrientation Map::getNorthOrientation() const {
-    return impl->transform.getNorthOrientation();
-}
-
 #pragma mark - Constrain mode
 
 void Map::setConstrainMode(mbgl::ConstrainMode mode) {
@@ -351,7 +347,8 @@ MapOptions Map::getMapOptions() const {
         .withMapMode(impl->mode)
         .withConstrainMode(impl->transform.getConstrainMode())
         .withViewportMode(impl->transform.getViewportMode())
-        .withCrossSourceCollisions(impl->crossSourceCollisions));
+        .withCrossSourceCollisions(impl->crossSourceCollisions)
+        .withNorthOrientation(impl->transform.getNorthOrientation()));
 }
 
 #pragma mark - Projection mode
diff --git a/src/mbgl/map/map_impl.cpp b/src/mbgl/map/map_impl.cpp
index 348e26700f..cdc8c231e4 100644
--- a/src/mbgl/map/map_impl.cpp
+++ b/src/mbgl/map/map_impl.cpp
@@ -24,6 +24,7 @@ Map::Impl::Impl(RendererFrontend& frontend_,
           fileSource(std::move(fileSource_)),
           style(std::make_unique<style::Style>(scheduler, *fileSource, pixelRatio)),
           annotationManager(*style) {
+    transform.setNorthOrientation(mapOptions.northOrientation());
     style->impl->setObserver(this);
     rendererFrontend.setObserver(*this);
     transform.resize(size_);
diff --git a/src/mbgl/map/map_options.cpp b/src/mbgl/map/map_options.cpp
index 7c254476d6..b4ad38ac7f 100644
--- a/src/mbgl/map/map_options.cpp
+++ b/src/mbgl/map/map_options.cpp
@@ -7,6 +7,7 @@ public:
     MapMode mapMode = MapMode::Continuous;
     ConstrainMode constrainMode = ConstrainMode::HeightOnly;
     ViewportMode viewportMode = ViewportMode::Default;
+    NorthOrientation orientation = NorthOrientation::Upwards;
     bool crossSourceCollisions = true;
 };
 
@@ -51,4 +52,13 @@ bool MapOptions::crossSourceCollisions() const {
     return impl_->crossSourceCollisions;
 }
 
+MapOptions& MapOptions::withNorthOrientation(NorthOrientation orientation) {
+    impl_->orientation = orientation;
+    return *this;
+}
+
+NorthOrientation MapOptions::northOrientation() const {
+    return impl_->orientation;
+}
+
 }  // namespace mbgl
-- 
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