Merge pull request #1196 from mapbox/1195-speed-course

Speed And Course Attributes

include/mbgl/ios/MGLMapboxEvents.h

@@ -8,6 +8,8 @@ extern NSString *const MGLEventTypeLocation;
 extern NSString *const MGLEventKeyLatitude;
 extern NSString *const MGLEventKeyLongitude;
 extern NSString *const MGLEventKeyZoomLevel;
+extern NSString *const MGLEventKeySpeed;
+extern NSString *const MGLEventKeyCourse;
 extern NSString *const MGLEventKeyPushEnabled;
 extern NSString *const MGLEventKeyEmailEnabled;
 extern NSString *const MGLEventKeyGestureID;

platform/ios/MGLMapboxEvents.m

@@ -20,6 +20,8 @@ NSString *const MGLEventTypeLocation = @"location";
 NSString *const MGLEventKeyLatitude = @"lat";
 NSString *const MGLEventKeyLongitude = @"lng";
 NSString *const MGLEventKeyZoomLevel = @"zoom";
+NSString *const MGLEventKeySpeed = @"speed";
+NSString *const MGLEventKeyCourse = @"course";
 NSString *const MGLEventKeyPushEnabled = @"enabled.push";
 NSString *const MGLEventKeyEmailEnabled = @"enabled.email";
 NSString *const MGLEventKeyGestureID = @"gesture";

platform/ios/MGLMetricsLocationManager.m

@@ -45,7 +45,9 @@
     for (CLLocation *loc in locations) {
         [MGLMapboxEvents pushEvent:MGLEventTypeLocation withAttributes:@{
             MGLEventKeyLatitude: @(loc.coordinate.latitude),
-            MGLEventKeyLongitude: @(loc.coordinate.longitude)
+            MGLEventKeyLongitude: @(loc.coordinate.longitude),
+            MGLEventKeySpeed: @(loc.speed),
+            MGLEventKeyCourse: @(loc.course)
         }];
     }
 }