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/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file fileio_type.h Types for Standard In/Out file operations */
#ifndef FILEIO_TYPE_H
#define FILEIO_TYPE_H
#include "core/enum_type.hpp"
/** The different abstract types of files that the system knows about. */
enum AbstractFileType {
FT_NONE, ///< nothing to do
FT_SAVEGAME, ///< old or new savegame
FT_SCENARIO, ///< old or new scenario
FT_HEIGHTMAP, ///< heightmap file
FT_INVALID = 7, ///< Invalid or unknown file type.
FT_NUMBITS = 3, ///< Number of bits required for storing a #AbstractFileType value.
FT_MASK = (1 << FT_NUMBITS) - 1, ///< Bitmask for extracting an abstract file type.
};
/** Kinds of files in each #AbstractFileType. */
enum DetailedFileType {
/* Save game and scenario files. */
DFT_OLD_GAME_FILE, ///< Old save game or scenario file.
DFT_GAME_FILE, ///< Save game or scenario file.
/* Heightmap files. */
DFT_HEIGHTMAP_BMP, ///< BMP file.
DFT_HEIGHTMAP_PNG, ///< PNG file.
/* fios 'files' */
DFT_FIOS_DRIVE, ///< A drive (letter) entry.
DFT_FIOS_PARENT, ///< A parent directory entry.
DFT_FIOS_DIR, ///< A directory entry.
DFT_FIOS_DIRECT, ///< Direct filename.
DFT_INVALID = 255, ///< Unknown or invalid file.
};
/** Operation performed on the file. */
enum FileOperation {
FOP_CHECK, ///< Load file for checking and/or preview.
FOP_LOAD, ///< File is being loaded.
FOP_SAVE, ///< File is being saved.
FOP_INVALID, ///< Unknown file operation.
};
/**
* Construct an enum value for #FiosType as a combination of an abstract and a detailed file type.
* @param abstract Abstract file type (one of #AbstractFileType).
* @param detailed Detailed file type (one of #DetailedFileType).
*/
#define MAKE_FIOS_TYPE(abstract, detailed) ((abstract) | ((detailed) << FT_NUMBITS))
/**
* Elements of a file system that are recognized.
* Values are a combination of #AbstractFileType and #DetailedFileType.
* @see GetAbstractFileType GetDetailedFileType
*/
enum FiosType {
FIOS_TYPE_DRIVE = MAKE_FIOS_TYPE(FT_NONE, DFT_FIOS_DRIVE),
FIOS_TYPE_PARENT = MAKE_FIOS_TYPE(FT_NONE, DFT_FIOS_PARENT),
FIOS_TYPE_DIR = MAKE_FIOS_TYPE(FT_NONE, DFT_FIOS_DIR),
FIOS_TYPE_DIRECT = MAKE_FIOS_TYPE(FT_NONE, DFT_FIOS_DIRECT),
FIOS_TYPE_FILE = MAKE_FIOS_TYPE(FT_SAVEGAME, DFT_GAME_FILE),
FIOS_TYPE_OLDFILE = MAKE_FIOS_TYPE(FT_SAVEGAME, DFT_OLD_GAME_FILE),
FIOS_TYPE_SCENARIO = MAKE_FIOS_TYPE(FT_SCENARIO, DFT_GAME_FILE),
FIOS_TYPE_OLD_SCENARIO = MAKE_FIOS_TYPE(FT_SCENARIO, DFT_OLD_GAME_FILE),
FIOS_TYPE_PNG = MAKE_FIOS_TYPE(FT_HEIGHTMAP, DFT_HEIGHTMAP_PNG),
FIOS_TYPE_BMP = MAKE_FIOS_TYPE(FT_HEIGHTMAP, DFT_HEIGHTMAP_BMP),
FIOS_TYPE_INVALID = MAKE_FIOS_TYPE(FT_INVALID, DFT_INVALID),
};
#undef MAKE_FIOS_TYPE
/**
* Extract the abstract file type from a #FiosType.
* @param fios_type Type to query.
* @return The Abstract file type of the \a fios_type.
*/
inline AbstractFileType GetAbstractFileType(FiosType fios_type)
{
return static_cast<AbstractFileType>(fios_type & FT_MASK);
}
/**
* Extract the detailed file type from a #FiosType.
* @param fios_type Type to query.
* @return The Detailed file type of the \a fios_type.
*/
inline DetailedFileType GetDetailedFileType(FiosType fios_type)
{
return static_cast<DetailedFileType>(fios_type >> FT_NUMBITS);
}
/**
* The different kinds of subdirectories OpenTTD uses
*/
enum Subdirectory {
BASE_DIR, ///< Base directory for all subdirectories
SAVE_DIR, ///< Base directory for all savegames
AUTOSAVE_DIR, ///< Subdirectory of save for autosaves
SCENARIO_DIR, ///< Base directory for all scenarios
HEIGHTMAP_DIR, ///< Subdirectory of scenario for heightmaps
OLD_GM_DIR, ///< Old subdirectory for the music
OLD_DATA_DIR, ///< Old subdirectory for the data.
BASESET_DIR, ///< Subdirectory for all base data (base sets, intro game)
NEWGRF_DIR, ///< Subdirectory for all NewGRFs
LANG_DIR, ///< Subdirectory for all translation files
AI_DIR, ///< Subdirectory for all %AI files
AI_LIBRARY_DIR,///< Subdirectory for all %AI libraries
GAME_DIR, ///< Subdirectory for all game scripts
GAME_LIBRARY_DIR, ///< Subdirectory for all GS libraries
SCREENSHOT_DIR, ///< Subdirectory for all screenshots
NUM_SUBDIRS, ///< Number of subdirectories
NO_DIRECTORY, ///< A path without any base directory
};
/**
* Types of searchpaths OpenTTD might use
*/
enum Searchpath {
SP_FIRST_DIR,
SP_WORKING_DIR = SP_FIRST_DIR, ///< Search in the working directory
#if defined(WITH_XDG_BASEDIR) && defined(WITH_PERSONAL_DIR)
SP_PERSONAL_DIR_XDG, ///< Search in the personal directory from the XDG specification
#endif
SP_PERSONAL_DIR, ///< Search in the personal directory
SP_SHARED_DIR, ///< Search in the shared directory, like 'Shared Files' under Windows
SP_BINARY_DIR, ///< Search in the directory where the binary resides
SP_INSTALLATION_DIR, ///< Search in the installation directory
SP_APPLICATION_BUNDLE_DIR, ///< Search within the application bundle
SP_AUTODOWNLOAD_DIR, ///< Search within the autodownload directory
NUM_SEARCHPATHS
};
DECLARE_POSTFIX_INCREMENT(Searchpath)
#endif /* FILEIO_TYPE_H */
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