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#ifndef MBGL_MAP_ANNOTATIONS
#define MBGL_MAP_ANNOTATIONS
#include <mbgl/map/tile.hpp>
#include <mbgl/map/live_tile.hpp>
#include <mbgl/util/geo.hpp>
#include <mbgl/util/noncopyable.hpp>
#include <mbgl/util/std.hpp>
#include <mbgl/util/vec.hpp>
#include <string>
#include <vector>
#include <map>
#include <mutex>
#include <memory>
namespace mbgl {
class Annotation;
class Map;
typedef std::vector<LatLng> AnnotationSegment;
enum class AnnotationType : uint8_t {
Point,
Shape
};
class AnnotationManager : private util::noncopyable {
public:
AnnotationManager();
void setDefaultPointAnnotationSymbol(std::string& symbol) { defaultPointAnnotationSymbol = symbol; }
std::pair<std::vector<Tile::ID>, std::vector<uint32_t>> addPointAnnotations(std::vector<LatLng>, std::vector<std::string>& symbols, const Map&);
std::vector<Tile::ID> removeAnnotations(std::vector<uint32_t>);
std::vector<uint32_t> getAnnotationsInBounds(LatLngBounds, const Map&) const;
LatLngBounds getBoundsForAnnotations(std::vector<uint32_t>) const;
const std::unique_ptr<LiveTile>& getTile(Tile::ID const& id);
private:
uint32_t nextID() { return nextID_++; }
static vec2<double> projectPoint(LatLng& point);
private:
std::mutex mtx;
std::string defaultPointAnnotationSymbol;
std::map<uint32_t, std::unique_ptr<Annotation>> annotations;
std::map<Tile::ID, std::pair<std::vector<uint32_t>, std::unique_ptr<LiveTile>>> annotationTiles;
std::unique_ptr<LiveTile> nullTile;
uint32_t nextID_ = 0;
};
class Annotation : private util::noncopyable {
friend class AnnotationManager;
public:
Annotation(AnnotationType, std::vector<AnnotationSegment>);
private:
LatLng getPoint() const;
LatLngBounds getBounds() const { return bounds; }
private:
const AnnotationType type = AnnotationType::Point;
const std::vector<AnnotationSegment> geometry;
std::map<Tile::ID, std::vector<std::weak_ptr<const LiveTileFeature>>> tileFeatures;
LatLngBounds bounds;
};
}
#endif
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