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#ifndef __ASURA_ENGINE_FILE_H__
#define __ASURA_ENGINE_FILE_H__
#include "physfs/physfs.h"
#include "../scripting/portable.hpp"
#include "../threading/thread.h"
#include "file_data.h"
namespace AsuraEngine
{
namespace IO
{
///
/// ʽļָд㡢Сʹȡʱʹñ࣬ʹFilesystem.read()ֱӶȡļȫ
/// ݣһFileData
///
class File ASURA_FINAL
: public AEScripting::Portable<File>
{
public:
LUAX_DECL_FACTORY(File);
///
/// ļдģʽ
///
enum FileMode
{
FILE_MODE_CLOSED,
FILE_MODE_READ,
FILE_MODE_WRITE,
FILE_MODE_APPEND,
};
///
/// ļдʱΪ
///
enum BufferMode
{
BUFFER_MODE_NONE, ///< ʹû壬дļ
BUFFER_MODE_LINE, ///< л壬зߴﵽСʱдļ
BUFFER_MODE_FULL, ///< ȫ壬ʱдļ
};
File(const std::string& filename);
~File();
bool Open(FileMode mode);
bool Close();
bool IsOpen();
FileMode GetMode();
size_t GetSize();
///
/// ȡdata bufferض
///
size_t Read(ASURA_OUT DataBuffer* dst, size_t length);
size_t ReadAll(ASURA_OUT DataBuffer* dst);
size_t ReadAsync(ASURA_OUT DataBuffer* dst);
///
/// Ƿļβ
///
bool IsEOF();
///
/// data bufferед룬Ƿɹ
///
bool Write(ASURA_REF DataBuffer* src);
///
/// 첽дļдļtaskthreadĶС
///
bool WriteAsync(ASURA_REF DataBuffer* src, AEThreading::Thread* thread);
///
/// ˻壬ǿջдļ
///
bool Flush();
///
/// صǰдλ
///
size_t Tell();
///
/// Ӧλ
///
bool Seek(size_t pos);
///
/// ûСģʽ
///
bool SetBuffer(BufferMode mode, size_t size);
///
/// ȡСģʽ
///
BufferMode GetBuffer(ASURA_OUT size_t& size);
const std::string& GetFileName();
const std::string& GetName();
const std::string& GetExtension();
private:
PHYSFS_File* m_FileHandle; ///< physfs ļ
std::string m_FileName; ///< ļ
std::string m_Extension; ///< չ
std::string m_Name; ///< չļ
FileMode m_Mode; ///< ļģʽ
BufferMode m_BufferMode; ///< д뻺ģʽ
size_t m_BufferSize; ///< д뻺С
LUAX_DECL_ENUM(FileMode);
LUAX_DECL_ENUM(BufferMode);
LUAX_DECL_METHOD(_New);
LUAX_DECL_METHOD(_Open);
LUAX_DECL_METHOD(_Close);
LUAX_DECL_METHOD(_IsOpen);
LUAX_DECL_METHOD(_GetMode);
LUAX_DECL_METHOD(_GetSize);
LUAX_DECL_METHOD(_Read);
LUAX_DECL_METHOD(_Write);
LUAX_DECL_METHOD(_ReadAsync);
LUAX_DECL_METHOD(_WriteAsync);
LUAX_DECL_METHOD(_IsEOF);
LUAX_DECL_METHOD(_Flush);
LUAX_DECL_METHOD(_Tell);
LUAX_DECL_METHOD(_Seek);
LUAX_DECL_METHOD(_SetBuffer);
LUAX_DECL_METHOD(_GetBuffer);
LUAX_DECL_METHOD(_GetFileName);
LUAX_DECL_METHOD(_GetExtension);
LUAX_DECL_METHOD(_GetName);
};
}
}
#endif
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