Colobot
sdl_file_wrapper.h
1 /*
2  * This file is part of the Colobot: Gold Edition source code
3  * Copyright (C) 2001-2016, Daniel Roux, EPSITEC SA & TerranovaTeam
4  * http://epsitec.ch; http://colobot.info; http://github.com/colobot
5  *
6  * This program is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation, either version 3 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14  * See the GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program. If not, see http://gnu.org/licenses
18  */
19 
20 
21 #pragma once
22 
23 #include <string>
24 
25 #include <SDL.h>
26 
28 {
29 public:
30  CSDLFileWrapper(const std::string& filename);
31  ~CSDLFileWrapper();
32 
33  CSDLFileWrapper(const CSDLFileWrapper&) = delete;
34  CSDLFileWrapper& operator=(const CSDLFileWrapper&) = delete;
35 
36  bool IsOpen() const;
37  SDL_RWops* GetHandler();
38 
39 private:
40  static Sint64 SDLSeek(SDL_RWops *context, Sint64 offset, int whence);
41  static Sint64 SDLSize(SDL_RWops *context);
42  static size_t SDLRead(SDL_RWops *context, void *ptr, size_t size, size_t maxnum);
43  static size_t SDLWrite(SDL_RWops *context, const void *ptr, size_t size, size_t num);
44  static int SDLClose(SDL_RWops *context, bool freeRW);
45  static int SDLCloseWithoutFreeRW(SDL_RWops *context);
46  static int SDLCloseWithFreeRW(SDL_RWops *context);
47  static bool CheckSDLContext(SDL_RWops *context);
48 
49 private:
50  SDL_RWops* m_rwops;
51 };
Definition: sdl_file_wrapper.h:27