1 files changed, 20 insertions, 0 deletions
diff --git a/src/mbgl/map/map_data.hpp b/src/mbgl/map/map_data.hpp
index 29ba227110..c0d57134d9 100644
--- a/src/mbgl/map/map_data.hpp
+++ b/src/mbgl/map/map_data.hpp
@@ -5,6 +5,7 @@
 #include <mutex>
 #include <atomic>
 #include <chrono>
+#include <vector>
 
 namespace mbgl {
 
@@ -41,6 +42,24 @@ public:
         accessToken = token;
     }
 
+    // Adds the class if it's not yet set. Returns true when it added the class, and false when it
+    // was already present.
+    bool addClass(const std::string& klass);
+
+    // Removes the class if it's present. Returns true when it remvoed the class, and false when it
+    // was not present.
+    bool removeClass(const std::string& klass);
+
+    // Returns true when class is present in the list of currently set classes.
+    bool hasClass(const std::string& klass) const;
+
+    // Changes the list of currently set classes to the new list.
+    void setClasses(const std::vector<std::string>& klasses);
+
+    // Returns a list of all currently set classes.
+    std::vector<std::string> getClasses() const;
+
+
     inline bool getDebug() const {
         return debug;
     }
@@ -72,6 +91,7 @@ private:
 
     StyleInfo styleInfo;
     std::string accessToken;
+    std::vector<std::string> classes;
     std::atomic<uint8_t> debug { false };
     std::atomic<std::chrono::steady_clock::time_point::duration> animationTime;
     std::atomic<std::chrono::steady_clock::duration> defaultTransitionDuration;