dust3d/dust3d/base/ds3_file.h

81 lines
2.6 KiB
C++

/*
* Copyright (c) 2016-2021 Jeremy HU <jeremy-at-dust3d dot org>. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef DUST3D_BASE_DS3_FILE_H_
#define DUST3D_BASE_DS3_FILE_H_
#include <map>
#include <string>
#include <vector>
namespace dust3d {
class Ds3ReaderItem {
public:
std::string type;
std::string name;
long long offset;
long long size;
};
class Ds3FileReader {
public:
Ds3FileReader(const std::uint8_t* fileData, size_t fileSize);
void loadItem(const std::string& name, std::vector<std::uint8_t>* byteArray);
const std::vector<Ds3ReaderItem>& items() const;
static std::string m_applicationName;
static std::string m_fileFormatVersion;
static std::string m_headFormat;
private:
std::map<std::string, Ds3ReaderItem> m_itemsMap;
std::vector<Ds3ReaderItem> m_items;
std::vector<std::uint8_t> m_fileContent;
private:
static std::string readFirstLine(const std::uint8_t* data, size_t size);
bool m_headerIsGood = false;
long long m_binaryOffset = 0;
};
class Ds3WriterItem {
public:
std::string type;
std::string name;
std::vector<std::uint8_t> byteArray;
};
class Ds3FileWriter {
public:
bool add(const std::string& name, const std::string& type, const void* buffer, size_t bufferSize);
bool save(const std::string& filename);
private:
std::map<std::string, Ds3WriterItem> m_itemsMap;
std::vector<Ds3WriterItem> m_items;
std::string m_filename;
};
}
#endif