1 files changed, 60 insertions, 0 deletions
diff --git a/platform/darwin/src/settings_nsuserdefaults.mm b/platform/darwin/src/settings_nsuserdefaults.mm
new file mode 100644
index 0000000000..548ee9b220
--- /dev/null
+++ b/platform/darwin/src/settings_nsuserdefaults.mm
@@ -0,0 +1,60 @@
+#import <Foundation/Foundation.h>
+
+#include <mbgl/platform/darwin/settings_nsuserdefaults.hpp>
+
+using namespace mbgl;
+
+Settings_NSUserDefaults::Settings_NSUserDefaults()
+{
+    [[NSUserDefaults standardUserDefaults] registerDefaults:@{
+        @"longitude"         : @(longitude),
+        @"latitude"          : @(latitude),
+        @"zoom"              : @(zoom),
+        @"bearing"           : @(bearing),
+        @"pitch"             : @(pitch),
+        @"userTrackingMode"  : @(userTrackingMode),
+        @"showsUserLocation" : @(showsUserLocation),
+        @"debug"             : @(debug),
+    }];
+    load();
+}
+
+void Settings_NSUserDefaults::load()
+{
+    NSDictionary *settings = [[NSUserDefaults standardUserDefaults] dictionaryRepresentation];
+
+    longitude = [settings[@"longitude"] doubleValue];
+    latitude  = [settings[@"latitude"]  doubleValue];
+    zoom      = [settings[@"zoom"]      doubleValue];
+    bearing   = [settings[@"bearing"]   doubleValue];
+    pitch     = [settings[@"pitch"]     doubleValue];
+    debug     = [settings[@"debug"]     boolValue];
+    
+    unsigned uncheckedTrackingMode = [settings[@"userTrackingMode"] unsignedIntValue];
+    if (uncheckedTrackingMode > MGLUserTrackingModeNone &&
+        uncheckedTrackingMode <= MGLUserTrackingModeFollowWithCourse)
+    {
+        userTrackingMode = (MGLUserTrackingMode)uncheckedTrackingMode;
+    }
+    showsUserLocation = [settings[@"showsUserLocation"] boolValue];
+}
+
+void Settings_NSUserDefaults::save()
+{
+    [[NSUserDefaults standardUserDefaults] setValuesForKeysWithDictionary:@{
+        @"longitude"         : @(longitude),
+        @"latitude"          : @(latitude),
+        @"zoom"              : @(zoom),
+        @"bearing"           : @(bearing),
+        @"pitch"             : @(pitch),
+        @"userTrackingMode"  : @(userTrackingMode),
+        @"showsUserLocation" : @(showsUserLocation),
+        @"debug"             : @(debug),
+    }];
+    [[NSUserDefaults standardUserDefaults] synchronize];
+}
+
+void Settings_NSUserDefaults::clear()
+{
+    [NSUserDefaults resetStandardUserDefaults];
+}