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#pragma once
#include "platform/mwm_version.hpp"
#include "coding/geometry_coding.hpp"
#include "geometry/rect2d.hpp"
#include "base/assert.hpp"
#include "base/buffer_vector.hpp"
#include <cstddef>
#include <cstdint>
#include <string>
#include <utility>
class FilesContainerR;
class FileWriter;
class ModelReaderPtr;
namespace feature
{
class DataHeader
{
public:
enum class MapType : uint8_t
{
World,
WorldCoasts,
Country
};
/// Max possible scales. @see arrays in feature_impl.hpp
static const size_t kMaxScalesCount = 4;
DataHeader() = default;
explicit DataHeader(std::string const & fileName);
explicit DataHeader(FilesContainerR const & cont);
inline void SetGeometryCodingParams(serial::GeometryCodingParams const & cp)
{
m_codingParams = cp;
}
inline serial::GeometryCodingParams const & GetDefGeometryCodingParams() const
{
return m_codingParams;
}
serial::GeometryCodingParams GetGeometryCodingParams(int scaleIndex) const;
m2::RectD const GetBounds() const;
void SetBounds(m2::RectD const & r);
template <size_t N>
void SetScales(int const (&arr)[N])
{
m_scales.assign(arr, arr + N);
}
inline void AddLanguage(int8_t i)
{
ASSERT_GREATER(i, 0, ());
m_langs.push_back(static_cast<uint8_t>(i));
}
size_t GetScalesCount() const { return m_scales.size(); }
int GetScale(size_t i) const { return static_cast<int>(m_scales[i]); }
int GetLastScale() const { return m_scales.back(); }
std::pair<int, int> GetScaleRange() const;
version::Format GetFormat() const { return m_format; }
bool IsMWMSuitable() const { return m_format <= version::Format::lastFormat; }
void Save(FileWriter & w) const;
void Load(FilesContainerR const & cont);
void SetType(MapType t) { m_type = t; }
MapType GetType() const { return m_type; }
private:
/// Use lastFormat as a default value for indexes building.
/// Pass the valid format from mwm in all other cases.
void Load(ModelReaderPtr const & r, version::Format format);
version::Format m_format = version::Format::unknownFormat;
MapType m_type = MapType::World;
serial::GeometryCodingParams m_codingParams;
// Rect around region border. Features which cross region border may cross this rect.
std::pair<int64_t, int64_t> m_bounds;
buffer_vector<uint8_t, kMaxScalesCount> m_scales;
buffer_vector<uint8_t, 2> m_langs;
};
std::string DebugPrint(DataHeader::MapType type);
} // namespace feature
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