nekolib/include/neko/filesystem.hpp
2019-06-22 10:00:54 -04:00

74 lines
2.1 KiB
C++

/*
* Nekolib: An extention to the standard libraries for ease of use
* Copyright (C) 2018 Rebekah Rowe
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#if defined(_MSC_VER)
#include <experimental/filesystem>
namespace fs = std::experimental::filesystem;
#else
#include <filesystem>
namespace fs = std::filesystem;
#endif
#include <neko/thread.hpp>
namespace neko::io {
// Very Primitive IO functions
std::vector<std::string> ReadFile(const fs::path& path);
void WriteFile(const fs::path& path, const std::vector<std::string>& to_write);
// An asynchronous file trail
class FileTrail {
public:
FileTrail(const fs::path& _path,
std::function<void(const std::string&)> _callback)
: path(_path), callback(_callback) {
this->thread_loop.Set([this]() { this->ThreadTick(); });
}
private:
const fs::path path;
const std::function<void(const std::string&)> callback;
std::streampos cur_pos;
thread::Loop thread_loop;
void ThreadTick();
};
class PackedFile {
public:
// To construct this, include a file with a char array of your file in
// binary and input it here
PackedFile(const unsigned char* _file_start, size_t _file_size);
~PackedFile();
const fs::path& GetPath();
std::pair<const unsigned char*, size_t> GetData() {
return {file_start, file_size};
}
private:
fs::path path; // path to the unpackedfile
const unsigned char* file_start; // Starting point for file in binary
const size_t file_size;
};
} // namespace neko::io