1 files changed, 36 insertions, 0 deletions
diff --git a/platform/darwin/src/MGLPointAnnotation.mm b/platform/darwin/src/MGLPointAnnotation.mm
index d2e87f07d1..a2108a9e3b 100644
--- a/platform/darwin/src/MGLPointAnnotation.mm
+++ b/platform/darwin/src/MGLPointAnnotation.mm
@@ -1,6 +1,7 @@
 #import "MGLPointAnnotation.h"
 
 #import "MGLShape_Private.h"
+#import "NSCoder+MGLAdditions.h"
 
 #import <mbgl/util/geometry.hpp>
 
@@ -9,6 +10,41 @@
 
 @synthesize coordinate;
 
++ (BOOL)supportsSecureCoding
+{
+    return YES;
+}
+
+- (instancetype)initWithCoder:(NSCoder *)coder
+{
+    if (self = [super initWithCoder:coder]) {
+        self.coordinate = [coder decodeMGLCoordinateForKey:@"coordinate"];
+    }
+    return self;
+}
+
+- (void)encodeWithCoder:(NSCoder *)coder
+{
+    [super encodeWithCoder:coder];
+    [coder encodeMGLCoordinate:coordinate forKey:@"coordinate"];
+}
+
+- (BOOL)isEqual:(id)other
+{
+    if (other == self) return YES;
+    if (![other isKindOfClass:[MGLPointAnnotation class]]) return NO;
+    
+    MGLPointAnnotation *otherAnnotation = other;
+    return ([super isEqual:other]
+            && self.coordinate.latitude == otherAnnotation.coordinate.latitude
+            && self.coordinate.longitude == otherAnnotation.coordinate.longitude);
+}
+
+- (NSUInteger)hash
+{
+    return [super hash] + @(self.coordinate.latitude).hash + @(self.coordinate.longitude).hash;
+}
+
 - (NSString *)description
 {
     return [NSString stringWithFormat:@"<%@: %p; title = %@; subtitle = %@; coordinate = %f, %f>",