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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 fios.h Declarations for savegames operations */
#ifndef FIOS_H
#define FIOS_H
#include "gfx_type.h"
#include "company_base.h"
#include "newgrf_config.h"
typedef SmallMap<uint, CompanyProperties *> CompanyPropertiesMap;
/**
* Container for loading in mode SL_LOAD_CHECK.
*/
struct LoadCheckData {
bool checkable; ///< True if the savegame could be checked by SL_LOAD_CHECK. (Old savegames are not checkable.)
StringID error; ///< Error message from loading. INVALID_STRING_ID if no error.
char *error_data; ///< Data to pass to SetDParamStr when displaying #error.
uint32 map_size_x, map_size_y;
Date current_date;
GameSettings settings;
CompanyPropertiesMap companies; ///< Company information.
GRFConfig *grfconfig; ///< NewGrf configuration from save.
GRFListCompatibility grf_compatibility; ///< Summary state of NewGrfs, whether missing files or only compatible found.
LoadCheckData() : error_data(NULL), grfconfig(NULL)
{
this->Clear();
}
/**
* Don't leak memory at program exit
*/
~LoadCheckData()
{
this->Clear();
}
/**
* Check whether loading the game resulted in errors.
* @return true if errors were encountered.
*/
bool HasErrors()
{
return this->checkable && this->error != INVALID_STRING_ID;
}
/**
* Check whether the game uses any NewGrfs.
* @return true if NewGrfs are used.
*/
bool HasNewGrfs()
{
return this->checkable && this->error == INVALID_STRING_ID && this->grfconfig != NULL;
}
void Clear();
};
extern LoadCheckData _load_check_data;
enum FileSlots {
/**
* Slot used for the GRF scanning and such. This slot cannot be reused
* as it will otherwise cause issues when pressing "rescan directories".
* It can furthermore not be larger than LAST_GRF_SLOT as that complicates
* the testing for "too much NewGRFs".
*/
CONFIG_SLOT = 0,
/** Slot for the sound. */
SOUND_SLOT = 1,
/** First slot useable for (New)GRFs used during the game. */
FIRST_GRF_SLOT = 2,
/** Last slot useable for (New)GRFs used during the game. */
LAST_GRF_SLOT = 63,
/** Maximum number of slots. */
MAX_FILE_SLOTS = 64
};
enum SaveLoadDialogMode {
SLD_LOAD_GAME,
SLD_LOAD_SCENARIO,
SLD_SAVE_GAME,
SLD_SAVE_SCENARIO,
SLD_LOAD_HEIGHTMAP,
};
/* The different types of files been handled by the system */
enum FileType {
FT_NONE, ///< nothing to do
FT_SAVEGAME, ///< old or new savegame
FT_SCENARIO, ///< old or new scenario
FT_HEIGHTMAP, ///< heightmap file
};
enum FiosType {
FIOS_TYPE_DRIVE,
FIOS_TYPE_PARENT,
FIOS_TYPE_DIR,
FIOS_TYPE_FILE,
FIOS_TYPE_OLDFILE,
FIOS_TYPE_SCENARIO,
FIOS_TYPE_OLD_SCENARIO,
FIOS_TYPE_DIRECT,
FIOS_TYPE_PNG,
FIOS_TYPE_BMP,
FIOS_TYPE_INVALID = 255,
};
/* Deals with finding savegames */
struct FiosItem {
FiosType type;
uint64 mtime;
char title[64];
char name[MAX_PATH];
};
/* Deals with the type of the savegame, independent of extension */
struct SmallFiosItem {
int mode; ///< savegame/scenario type (old, new)
FileType filetype; ///< what type of file are we dealing with
char name[MAX_PATH]; ///< name
char title[255]; ///< internal name of the game
};
enum SortingBits {
SORT_ASCENDING = 0,
SORT_DESCENDING = 1,
SORT_BY_DATE = 0,
SORT_BY_NAME = 2
};
DECLARE_ENUM_AS_BIT_SET(SortingBits)
/* Variables to display file lists */
extern SmallVector<FiosItem, 32> _fios_items;
extern SmallFiosItem _file_to_saveload;
extern SaveLoadDialogMode _saveload_mode;
extern SortingBits _savegame_sort_order;
/* Launch save/load dialog */
void ShowSaveLoadDialog(SaveLoadDialogMode mode);
/* Get a list of savegames */
void FiosGetSavegameList(SaveLoadDialogMode mode);
/* Get a list of scenarios */
void FiosGetScenarioList(SaveLoadDialogMode mode);
/* Get a list of Heightmaps */
void FiosGetHeightmapList(SaveLoadDialogMode mode);
/* Free the list of savegames */
void FiosFreeSavegameList();
/* Browse to. Returns a filename w/path if we reached a file. */
const char *FiosBrowseTo(const FiosItem *item);
/* Return path, free space and stringID */
StringID FiosGetDescText(const char **path, uint64 *total_free);
/* Delete a name */
bool FiosDelete(const char *name);
/* Make a filename from a name */
void FiosMakeSavegameName(char *buf, const char *name, size_t size);
/* Determines type of savegame (or tells it is not a savegame) */
FiosType FiosGetSavegameListCallback(SaveLoadDialogMode mode, const char *file, const char *ext, char *title, const char *last);
int CDECL CompareFiosItems(const FiosItem *a, const FiosItem *b);
/* FIOS_TYPE_FILE, FIOS_TYPE_OLDFILE etc. different colours */
extern const TextColour _fios_colours[];
void BuildFileList();
void SetFiosType(const byte fiostype);
#endif /* FIOS_H */
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