From 0d10d2df1c6d246004e7291511f3aab7a8781d59 Mon Sep 17 00:00:00 2001
From: Ivo van Dongen <info@ivovandongen.nl>
Date: Sat, 4 Mar 2017 18:44:33 -0800
Subject: [core] query source features

---
 src/mbgl/style/source_impl.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'src/mbgl/style/source_impl.cpp')

diff --git a/src/mbgl/style/source_impl.cpp b/src/mbgl/style/source_impl.cpp
index f83579d0d0..1f8301629f 100644
--- a/src/mbgl/style/source_impl.cpp
+++ b/src/mbgl/style/source_impl.cpp
@@ -10,6 +10,7 @@
 #include <mbgl/util/tile_cover.hpp>
 #include <mbgl/util/enum.hpp>
 #include <mbgl/map/query.hpp>
+#include <mbgl/style/query.hpp>
 
 #include <mbgl/algorithm/update_renderables.hpp>
 #include <mbgl/algorithm/generate_clip_ids.hpp>
@@ -258,6 +259,23 @@ std::unordered_map<std::string, std::vector<Feature>> Source::Impl::queryRendere
     return result;
 }
 
+std::vector<Feature> Source::Impl::querySourceFeatures(const SourceQueryOptions& options) {
+
+    // Only VectorSource and GeoJSON source supported
+    if (type != SourceType::GeoJSON && type != SourceType::Vector) {
+        Log::Warning(Event::General, "Source type not supported");
+        return {};
+    }
+
+    std::vector<Feature> result;
+
+    for (const auto& pair : tiles) {
+        pair.second->querySourceFeatures(result, options);
+    }
+
+    return result;
+}
+
 void Source::Impl::setCacheSize(size_t size) {
     cache.setSize(size);
 }
-- 
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