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#include "data_header.hpp"
#include "point_to_int64.hpp"
#include "scales.hpp"
#include "../coding/file_reader.hpp"
#include "../coding/file_writer.hpp"
#include "../coding/write_to_sink.hpp"
#include "../coding/varint.hpp"
#include "../base/start_mem_debug.hpp"
namespace feature
{
DataHeader::DataHeader()
{
Reset();
}
void DataHeader::Reset()
{
}
m2::RectD const DataHeader::GetBounds() const
{
return Int64ToRect(m_bounds, m_codingParams.GetCoordBits());
}
void DataHeader::SetBounds(m2::RectD const & r)
{
m_bounds = RectToInt64(r, m_codingParams.GetCoordBits());
}
void DataHeader::SetScales(int * arr)
{
for (int i = 0; i < m_scales.size(); ++i)
m_scales[i] = static_cast<uint8_t>(arr[i]);
}
pair<int, int> DataHeader::GetScaleRange() const
{
pair<int, int> ret(0, scales::GetUpperScale());
int const bound = scales::GetUpperWorldScale();
if (m_scales.front() > bound)
ret.first = bound+1;
if (m_scales.back() <= bound)
ret.second = bound;
return ret;
}
void DataHeader::Save(FileWriter & w) const
{
m_codingParams.Save(w);
WriteVarInt(w, m_bounds.first - m_codingParams.GetBasePointInt64());
WriteVarInt(w, m_bounds.second - m_codingParams.GetBasePointInt64());
w.Write(m_scales.data(), m_scales.size());
}
void DataHeader::Load(FileReader const & r)
{
ReaderSource<FileReader> src(r);
m_codingParams.Load(src);
m_bounds.first = ReadVarInt<int64_t>(src) + m_codingParams.GetBasePointInt64();
m_bounds.second = ReadVarInt<int64_t>(src) + m_codingParams.GetBasePointInt64();
src.Read(m_scales.data(), m_scales.size());
}
}
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