NazaraEngine/include/Nazara/Core/ByteStream.inl

130 lines
2.5 KiB
C++

// Copyright (C) 2015 Jérôme Leclercq
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Core/Algorithm.hpp>
#include <Nazara/Core/Debug.hpp>
namespace Nz
{
inline ByteStream::ByteStream(Stream* stream)
{
m_context.stream = stream;
}
inline ByteStream::ByteStream(ByteStream&& stream) :
m_ownedStream(std::move(stream.m_ownedStream)),
m_context(stream.m_context)
{
stream.m_context.stream = nullptr;
}
inline ByteStream::~ByteStream()
{
if (!FlushBits())
NazaraWarning("Failed to flush bits at serializer destruction");
}
inline Endianness ByteStream::GetDataEndianness() const
{
return m_context.endianness;
}
inline Nz::UInt64 ByteStream::GetSize() const
{
if (m_context.stream)
return m_context.stream->GetSize();
else
return 0;
}
inline Stream* ByteStream::GetStream() const
{
return m_context.stream;
}
inline bool ByteStream::FlushBits()
{
if (!m_context.stream)
return true;
if (m_context.currentBitPos != 8)
{
m_context.currentBitPos = 8; //< To prevent Serialize to flush bits itself
if (!Serialize<UInt8>(m_context, m_context.currentByte))
return false;
}
return true;
}
inline std::size_t ByteStream::Read(void* ptr, std::size_t size)
{
if (!m_context.stream)
OnEmptyStream();
FlushBits();
return m_context.stream->Read(ptr, size);
}
inline void ByteStream::SetDataEndianness(Endianness endiannes)
{
m_context.endianness = endiannes;
}
inline void ByteStream::SetStream(Stream* stream)
{
// We don't want to lose some bits..
FlushBits();
m_context.stream = stream;
m_ownedStream.reset();
}
inline void ByteStream::Write(const void* data, std::size_t size)
{
if (!m_context.stream)
OnEmptyStream();
FlushBits();
m_context.stream->Write(data, size);
}
template<typename T>
ByteStream& ByteStream::operator>>(T& value)
{
if (!m_context.stream)
OnEmptyStream();
if (!Unserialize(m_context, &value))
NazaraError("Failed to serialize value");
return *this;
}
template<typename T>
ByteStream& ByteStream::operator<<(const T& value)
{
if (!m_context.stream)
OnEmptyStream();
if (!Serialize(m_context, value))
NazaraError("Failed to serialize value");
return *this;
}
inline ByteStream& ByteStream::operator=(ByteStream&& stream)
{
m_context = stream.m_context;
m_ownedStream = std::move(stream.m_ownedStream);
stream.m_context.stream = nullptr;
return *this;
}
}
#include <Nazara/Core/DebugOff.hpp>