From 12568f21a39dfec7788ebee2815c4c0b2ee964d8 Mon Sep 17 00:00:00 2001
From: Ivo van Dongen <info@ivovandongen.nl>
Date: Sun, 5 Mar 2017 14:12:37 -0800
Subject: [macos, ios] query source features

---
 platform/darwin/src/MGLShapeSource.mm | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'platform/darwin/src/MGLShapeSource.mm')

diff --git a/platform/darwin/src/MGLShapeSource.mm b/platform/darwin/src/MGLShapeSource.mm
index b37b01663f..7de2d69af3 100644
--- a/platform/darwin/src/MGLShapeSource.mm
+++ b/platform/darwin/src/MGLShapeSource.mm
@@ -5,6 +5,7 @@
 #import "MGLFeature_Private.h"
 #import "MGLShape_Private.h"
 
+#import "NSPredicate+MGLAdditions.h"
 #import "NSURL+MGLAdditions.h"
 
 #include <mbgl/map/map.hpp>
@@ -135,6 +136,17 @@ const MGLShapeSourceOption MGLShapeSourceOptionSimplificationTolerance = @"MGLSh
             NSStringFromClass([self class]), (void *)self, self.identifier, self.URL, self.shape];
 }
 
+- (NS_ARRAY_OF(id <MGLFeature>) *)featuresMatchingPredicate:(nullable NSPredicate *)predicate {
+    
+    mbgl::optional<mbgl::style::Filter> optionalFilter;
+    if (predicate) {
+        optionalFilter = predicate.mgl_filter;
+    }
+    
+    std::vector<mbgl::Feature> features = self.rawSource->querySourceFeatures({ {}, optionalFilter });
+    return MGLFeaturesFromMBGLFeatures(features);
+}
+
 @end
 
 mbgl::style::GeoJSONOptions MGLGeoJSONOptionsFromDictionary(NS_DICTIONARY_OF(MGLShapeSourceOption, id) *options) {
-- 
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