1 files changed, 53 insertions, 0 deletions
diff --git a/src/mbgl/map/live_tile.hpp b/src/mbgl/map/live_tile.hpp
new file mode 100644
index 0000000000..019c9da740
--- /dev/null
+++ b/src/mbgl/map/live_tile.hpp
@@ -0,0 +1,53 @@
+#ifndef MBGL_MAP_LIVE_TILE
+#define MBGL_MAP_LIVE_TILE
+
+#include <map>
+
+#include <mbgl/map/geometry_tile.hpp>
+
+namespace mbgl {
+
+class LiveTileFeature : public GeometryTileFeature {
+public:
+    LiveTileFeature(FeatureType, GeometryCollection, std::map<std::string, std::string> properties = {{}});
+
+    FeatureType getType() const override { return type; }
+    mapbox::util::optional<Value> getValue(const std::string&) const override;
+    GeometryCollection getGeometries() const override { return geometries; }
+
+private:
+    FeatureType type = FeatureType::Unknown;
+    std::map<std::string, std::string> properties;
+    GeometryCollection geometries;
+};
+
+    class LiveTileLayer : public GeometryTileLayer {
+public:
+    LiveTileLayer();
+
+    void prepareToAddFeatures(size_t count);
+    void addFeature(util::ptr<const LiveTileFeature>);
+    void removeFeature(util::ptr<const LiveTileFeature>);
+    std::size_t featureCount() const override { return features.size(); }
+    util::ptr<const GeometryTileFeature> feature(std::size_t i) const override { return features[i]; }
+
+private:
+    std::vector<util::ptr<const LiveTileFeature>> features;
+};
+
+class LiveTile : public GeometryTile {
+public:
+    LiveTile();
+
+    void addLayer(const std::string&, util::ptr<LiveTileLayer>);
+    util::ptr<GeometryTileLayer> getLayer(const std::string&) const override;
+    util::ptr<LiveTileLayer> getMutableLayer(const std::string&) const;
+    bool operator()(const LiveTile&) const { return layers.size() > 0; }
+
+private:
+    std::map<std::string, util::ptr<LiveTileLayer>> layers;
+};
+
+}
+
+#endif