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#ifndef MBGL_MAP_TILE_DATA
#define MBGL_MAP_TILE_DATA
#include <mbgl/map/tile.hpp>
#include <mbgl/renderer/debug_bucket.hpp>
#include <mbgl/geometry/debug_font_buffer.hpp>
#include <mbgl/util/noncopyable.hpp>
#include <atomic>
#include <exception>
#include <iosfwd>
#include <memory>
#include <string>
namespace mbgl {
class Map;
class Painter;
class SourceInfo;
class StyleLayer;
namespace platform { class Request; }
class TileData : public std::enable_shared_from_this<TileData>,
private util::noncopyable {
public:
struct exception : std::exception {};
struct geometry_too_long_exception : exception {};
public:
typedef std::shared_ptr<TileData> Ptr;
enum class State {
invalid,
initial,
loading,
loaded,
parsed,
obsolete
};
public:
TileData(Tile::ID id, Map &map, const SourceInfo &source);
~TileData();
void request();
void cancel();
void reparse();
const std::string toString() const;
// Override this in the child class.
virtual void beforeParse();
virtual void parse() = 0;
virtual void afterParse();
virtual void render(Painter &painter, std::shared_ptr<StyleLayer> layer_desc, const mat4 &matrix) = 0;
virtual bool hasData(std::shared_ptr<StyleLayer> layer_desc) const = 0;
public:
const Tile::ID id;
std::atomic<State> state;
protected:
Map ↦
public:
const SourceInfo &source;
protected:
std::weak_ptr<platform::Request> req;
std::string data;
// Contains the tile ID string for painting debug information.
DebugFontBuffer debugFontBuffer;
public:
DebugBucket debugBucket;
};
}
#endif
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