fix tint adjustment dimming

@@ -48,6 +48,7 @@
 #import "RMLoadingTileView.h"
 
 #import "RMUserLocation.h"
+#import "RMUserTrackingBarButtonItem.h"
 
 #import "RMAttributionViewController.h"
 
@@ -119,6 +120,14 @@
 
 #pragma mark -
 
+@interface RMUserTrackingBarButtonItem (PrivateMethods)
+
+@property (nonatomic, assign) UIViewTintAdjustmentMode tintAdjustmentMode;
+
+@end
+
+#pragma mark -
+
 @implementation RMMapView
 {
     id <RMMapViewDelegate> _delegate;
@@ -188,6 +197,8 @@
     UIImageView *_userHeadingTrackingView;
     UIImageView *_userHaloTrackingView;
 
+    RMUserTrackingBarButtonItem *_userTrackingBarButtonItem;
+
     UIViewController *_viewControllerPresentingAttribution;
     UIButton *_attributionButton;
     UIPopoverController *_attributionPopover;
@@ -2645,6 +2656,15 @@
         //
         ((RMCircle *)_accuracyCircleAnnotation.layer).fillColor = [self.tintColor colorWithAlphaComponent:0.1];
     }
+
+    if (_userTrackingBarButtonItem)
+    {
+        if (self.tintAdjustmentMode == UIViewTintAdjustmentModeDimmed || _userTrackingBarButtonItem.tintAdjustmentMode == UIViewTintAdjustmentModeDimmed)
+        {
+            _userTrackingBarButtonItem.tintAdjustmentMode = self.tintAdjustmentMode;
+            _userTrackingBarButtonItem.tintColor = self.tintColor;
+        }
+    }
 }
 
 #pragma mark -
@@ -3726,6 +3746,11 @@
     }
 }
 
+- (void)setUserTrackingBarButtonItem:(RMUserTrackingBarButtonItem *)userTrackingBarButtonItem
+{
+    _userTrackingBarButtonItem = userTrackingBarButtonItem;
+}
+
 #pragma mark -
 #pragma mark Attribution
 

@@ -38,12 +38,21 @@ typedef enum {
     RMUserTrackingButtonStateHeading  = 3
 } RMUserTrackingButtonState;
 
+@interface RMMapView (PrivateMethods)
+
+@property (nonatomic, weak) RMUserTrackingBarButtonItem *userTrackingBarButtonItem;
+
+@end
+
+#pragma mark -
+
 @interface RMUserTrackingBarButtonItem ()
 
 @property (nonatomic, strong) UISegmentedControl *segmentedControl;
 @property (nonatomic, strong) UIImageView *buttonImageView;
 @property (nonatomic, strong) UIActivityIndicatorView *activityView;
 @property (nonatomic, assign) RMUserTrackingButtonState state;
+@property (nonatomic, assign) UIViewTintAdjustmentMode tintAdjustmentMode;
 
 - (void)createBarButtonItem;
 - (void)updateState;
@@ -139,6 +148,8 @@ typedef enum {
         [_mapView addObserver:self forKeyPath:@"userTrackingMode"      options:NSKeyValueObservingOptionNew context:nil];
         [_mapView addObserver:self forKeyPath:@"userLocation.location" options:NSKeyValueObservingOptionNew context:nil];
 
+        _mapView.userTrackingBarButtonItem = self;
+
         [self updateState];
     }
 }