1 files changed, 39 insertions, 2 deletions
diff --git a/platform/darwin/src/MGLAttributedExpression.h b/platform/darwin/src/MGLAttributedExpression.h
index aa5d51c66e..32f1a96dae 100644
--- a/platform/darwin/src/MGLAttributedExpression.h
+++ b/platform/darwin/src/MGLAttributedExpression.h
@@ -6,10 +6,23 @@ typedef NSString * MGLAttributedExpressionKey NS_EXTENSIBLE_STRING_ENUM;
 
 FOUNDATION_EXTERN MGL_EXPORT MGLAttributedExpressionKey const MGLFontNamesAttribute;
 FOUNDATION_EXTERN MGL_EXPORT MGLAttributedExpressionKey const MGLFontSizeAttribute;
+FOUNDATION_EXTERN MGL_EXPORT MGLAttributedExpressionKey const MGLFontColorAttribute;
 
 /**
  An `MGLAttributedExpression` object associates text formatting attibutes (such as font size or
  font names) to an `NSExpression`.
+ 
+ ### Example
+ ```swift
+ let redColor = UIColor.red
+ let expression = NSExpression(forConstantValue: "Foo")
+ let attributes: Dictionary<MGLAttributedExpressionKey, Any> = [.fontNamesAttribute : ["DIN Offc Pro Italic",
+                                                                                       "Arial Unicode MS Regular"],
+                                                                .fontSizeAttribute: 1.2,
+                                                                .fontColorAttribute: redColor]
+ let attributedExpression = MGLAttributedExpression(expression, attributes:attributes)
+ ```
+ 
  */
 MGL_EXPORT
 @interface MGLAttributedExpression : NSObject
@@ -19,10 +32,29 @@ MGL_EXPORT
  */
 @property (strong, nonatomic) NSExpression *expression;
 
+#if TARGET_OS_IPHONE
 /**
- The formatting attributes.
+ The formatting attributes dictionary.
+ Key | Value Type
+ --- | ---
+ `MGLFontNamesAttribute` | `NSArray<NSString *>*`
+ `MGLFontSizeAttribute` | `NSNumber`
+ `MGLFontColorAttribute` | `UIColor`
+
+ */
+@property (strong, nonatomic, readonly) NSDictionary<MGLAttributedExpressionKey, id> *attributes;
+#else
+/**
+ The formatting attributes dictionary.
+ Key | Value Type
+ --- | ---
+ `MGLFontNamesAttribute` | `NSArray<NSString *>*`
+ `MGLFontSizeAttribute` | `NSNumber`
+ `MGLFontColorAttribute` | `NSColor`
  */
 @property (strong, nonatomic, readonly) NSDictionary<MGLAttributedExpressionKey, id> *attributes;
+#endif
+
 
 /**
  Returns an `MGLAttributedExpression` object initialized with an expression and no attribute information.
@@ -32,13 +64,18 @@ MGL_EXPORT
 /** 
  Returns an `MGLAttributedExpression` object initialized with an expression and text format attributes.
  */
-- (instancetype)initWithExpression:(NSExpression *)expression attributes:(nullable NSDictionary <MGLAttributedExpressionKey, id> *)attrs;
+- (instancetype)initWithExpression:(NSExpression *)expression attributes:(nonnull NSDictionary <MGLAttributedExpressionKey, id> *)attrs;
 
 /**
  Creates an `MGLAttributedExpression` object initialized with an expression and the format attributes for font names and font size.
  */
 + (instancetype)attributedExpression:(NSExpression *)expression fontNames:(nullable NSArray<NSString*> *)fontNames fontSize:(nullable NSNumber *)fontSize;
 
+/**
+ Creates an `MGLAttributedExpression` object initialized with an expression and the format attributes dictionary.
+ */
++ (instancetype)attributedExpression:(NSExpression *)expression attributes:(nonnull NSDictionary <MGLAttributedExpressionKey, id> *)attrs;
+
 @end
 
 NS_ASSUME_NONNULL_END