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#ifndef MBGL_GEOMETRY_FEATURE_INDEX
#define MBGL_GEOMETRY_FEATURE_INDEX
#include <mbgl/tile/geometry_tile.hpp>
#include <mbgl/util/grid_index.hpp>
#include <vector>
#include <string>
#include <unordered_map>
namespace mbgl {
class Style;
class CollisionTile;
enum class TranslateAnchorType : bool;
class IndexedSubfeature {
public:
std::size_t index;
std::string sourceLayerName;
std::string bucketName;
size_t sortIndex;
};
class FeatureIndex {
public:
FeatureIndex();
void insert(const GeometryCollection&, std::size_t index, const std::string& sourceLayerName, const std::string& bucketName);
void query(
std::unordered_map<std::string, std::vector<std::string>>& result,
const GeometryCollection& queryGeometry,
const float bearing,
const double tileSize,
const double scale,
const optional<std::vector<std::string>>& layerIDs,
const GeometryTile& geometryTile,
const Style&) const;
static optional<GeometryCollection> translateQueryGeometry(
const GeometryCollection& queryGeometry,
const std::array<float, 2>& translate,
const TranslateAnchorType,
const float bearing,
const float pixelsToTileUnits);
void addBucketLayerName(const std::string &bucketName, const std::string &layerName);
void setCollisionTile(std::unique_ptr<CollisionTile>);
private:
void addFeature(
std::unordered_map<std::string, std::vector<std::string>>& result,
const IndexedSubfeature &indexedFeature,
const GeometryCollection& queryGeometry,
const optional<std::vector<std::string>>& filterLayerIDs,
const GeometryTile& geometryTile,
const Style& style,
const float bearing,
const float pixelsToTileUnits) const;
std::unique_ptr<CollisionTile> collisionTile;
GridIndex<IndexedSubfeature> grid;
unsigned int sortIndex = 0;
std::unordered_map<std::string,std::vector<std::string>> bucketLayerIDs;
};
}
#endif
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