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64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
#ifndef VECTORWRITER_HPP
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#define VECTORWRITER_HPP
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#include <string>
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#include <memory>
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#include <functional>
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#include <vector>
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#include "athena/IStreamWriter.hpp"
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namespace athena::io
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{
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/*! @class VectorWriter
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* @brief A Stream class for writing data to a STL vector
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*
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* A Class for writing binary data to an STL vector,
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* all work is done using a std::vector, and not written directly to the disk
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* @sa Stream
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*/
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class VectorWriter : public IStreamWriter
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{
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public:
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/*! @brief Sets the buffers position relative to the specified position.<br />
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* It seeks relative to the current position by default.
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* @param position where in the buffer to seek
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* @param origin The Origin to seek @sa SeekOrigin
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*/
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void seek(atInt64 pos, SeekOrigin origin = SeekOrigin::Current);
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/*! @brief Returns the current position in the stream.
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*
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* @return Int64 The current position in the stream.
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*/
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inline atUint64 position() const { return m_position; }
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/*! @brief Returns the length of the stream.
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*
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* @return Int64 The length of the stream.
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*/
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inline atUint64 length() const { return m_data.size(); }
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inline bool isOpen() const { return true; }
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/*! @brief Obtains reference to underlying std::vector store */
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const std::vector<uint8_t>& data() const { return m_data; }
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/*! @brief Writes the given buffer with the specified length, buffers can be bigger than the length
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* however it's undefined behavior to try and write a buffer which is smaller than the given length.
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* If you are needing to fill in an area please use IStreamWriter::fill(atUint64) instead.
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*
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* @param data The buffer to write
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* @param length The amount to write
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*/
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void writeUBytes(const atUint8* data, atUint64 len);
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protected:
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std::vector<uint8_t> m_data;
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atUint64 m_position = 0;
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};
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}
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#endif // VECTORWRITER_HPP
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