1 files changed, 43 insertions, 0 deletions
diff --git a/include/mbgl/style/class_properties.hpp b/include/mbgl/style/class_properties.hpp
new file mode 100644
index 0000000000..84b6f483bd
--- /dev/null
+++ b/include/mbgl/style/class_properties.hpp
@@ -0,0 +1,43 @@
+#ifndef MBGL_STYLE_CLASS_PROPERTIES
+#define MBGL_STYLE_CLASS_PROPERTIES
+
+#include <mbgl/style/property_key.hpp>
+#include <mbgl/style/property_value.hpp>
+#include <mbgl/style/property_transition.hpp>
+
+#include <map>
+
+namespace mbgl {
+
+class ClassProperties {
+public:
+    inline ClassProperties() {}
+    inline ClassProperties(ClassProperties &&properties)
+        : properties(std::move(properties.properties)) {}
+
+    inline void set(PropertyKey key, const PropertyValue &value) {
+        properties.emplace(key, value);
+    }
+
+    inline void set(PropertyKey key, const PropertyTransition &transition) {
+        transitions.emplace(key, transition);
+    }
+
+    const PropertyTransition &getTransition(PropertyKey key, const PropertyTransition &defaultTransition) const;
+
+    // Route-through iterable interface so that you can iterate on the object as is.
+    inline std::map<PropertyKey, PropertyValue>::const_iterator begin() const {
+        return properties.begin();
+    }
+    inline std::map<PropertyKey, PropertyValue>::const_iterator end() const {
+        return properties.end();
+    }
+
+public:
+    std::map<PropertyKey, PropertyValue> properties;
+    std::map<PropertyKey, PropertyTransition> transitions;
+};
+
+}
+
+#endif