[ios] Document behavior of negative directionupstream/1ec5-visible-coords-negative-direction-14574

1 files changed, 4 insertions, 3 deletions

diff --git a/platform/ios/src/MGLMapView.h b/platform/ios/src/MGLMapView.h
index 2423d62ee1..0fa4e30cb3 100644
--- a/platform/ios/src/MGLMapView.h
+++ b/platform/ios/src/MGLMapView.h
@@ -744,7 +744,7 @@ MGL_EXPORT
  @param centerCoordinate The new center coordinate for the map.
  @param zoomLevel The new zoom level for the map.
  @param direction The new direction for the map, measured in degrees relative to
-    true north.
+    true north. A negative value leaves the map’s direction unchanged.
  @param animated Specify `YES` if you want the map view to animate scrolling,
     zooming, and rotating to the new location or `NO` if you want the map to
     display the new location immediately.
@@ -761,7 +761,7 @@ MGL_EXPORT
  @param centerCoordinate The new center coordinate for the map.
  @param zoomLevel The new zoom level for the map.
  @param direction The new direction for the map, measured in degrees relative to
-    true north.
+    true north. A negative value leaves the map’s direction unchanged.
  @param animated Specify `YES` if you want the map view to animate scrolling,
     zooming, and rotating to the new location or `NO` if you want the map to
     display the new location immediately.
@@ -942,7 +942,8 @@ MGL_EXPORT
  @param insets The minimum padding (in screen points) that will be visible
     around the given coordinate bounds.
  @param direction The direction to rotate the map to, measured in degrees
-    relative to true north.
+    relative to true north. A negative value leaves the map’s direction
+    unchanged.
  @param duration The duration to animate the change in seconds.
  @param function The timing function to animate the change.
  @param completion The block executed after the animation finishes.