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#ifndef LLMR_MAP_TILE
#define LLMR_MAP_TILE
#include "../geometry/debug_font_buffer.hpp"
#include "../geometry/linevertexbuffer.hpp"
#include "../geometry/fill_buffer.hpp"
#include "layer.hpp"
#include <stdint.h>
#include <forward_list>
#include <mutex>
#include <llmr/util/vec.hpp>
#include <string>
#include <map>
namespace llmr {
struct pbf;
class Style;
class Bucket;
class LayerDescription;
class BucketDescription;
class Tile {
public:
struct exception : std::exception {};
struct geometry_too_long_exception : exception {};
public:
typedef std::shared_ptr<Tile> Ptr;
typedef vec3<int32_t> ID;
enum state {
initial,
loading,
ready,
obsolete
};
public:
Tile(ID id, const Style& style);
~Tile();
// Make noncopyable
Tile(const Tile&) = delete;
Tile(const Tile&&) = delete;
Tile& operator=(const Tile&) = delete;
Tile& operator=(const Tile && ) = delete;
// Other functions
void setData(uint8_t *data, uint32_t bytes);
bool parse();
void parseLayers(const pbf& tile, const std::vector<LayerDescription>& layers);
std::shared_ptr<Bucket> createBucket(const pbf& tile, const BucketDescription& bucket_desc);
// void parseLayer(const pbf layer);
// void (const std::vector<LayerDescription>& child_layers);
std::shared_ptr<Bucket> createFillBucket(const pbf data, const BucketDescription& bucket_desc);
void cancel();
const std::string toString() const;
static ID parent(const ID& id, int32_t z);
static std::forward_list<ID> children(const ID& id, int32_t z);
public:
const ID id;
state state;
// Holds the actual geometries in this tile.
std::shared_ptr<linevertexbuffer> lineVertex;
std::shared_ptr<debug_font_buffer> debugFontVertex;
std::shared_ptr<FillBuffer> fillBuffer;
// Holds the buckets of this tile.
// They contain the location offsets in the buffers stored above
std::map<std::string, std::shared_ptr<Bucket>> buckets;
// std::forward_list<Layer> layers;
private:
// Source data
uint8_t *data;
uint32_t bytes;
std::mutex mtx;
const Style& style;
};
}
#endif
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