project_files/frontlib/model/scheme.h
author Medo <smaxein@googlemail.com>
Mon, 06 Aug 2012 22:31:02 +0200
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frontlib: Removed reference counting from schemelist
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/*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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 */
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/**
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 * Data structures for game scheme information.
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 */
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#ifndef SCHEME_H_
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#define SCHEME_H_
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#include <stdbool.h>
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typedef struct {
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    char *name;
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    char *engineCommand;
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    bool maxMeansInfinity;
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    bool times1000;
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    int min;
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    int max;
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    int def;
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} flib_metascheme_setting;
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typedef struct {
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    char *name;
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    int bitmaskIndex;
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} flib_metascheme_mod;
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/**
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 * The order of the meta information in the arrays is the same as the order
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 * of the mod/setting information in the net protocol messages.
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 */
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typedef struct {
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	int _referenceCount;
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	int settingCount;
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	int modCount;
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	flib_metascheme_setting *settings;
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	flib_metascheme_mod *mods;
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} flib_metascheme;
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typedef struct {
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	int _referenceCount;
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	flib_metascheme *meta;
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    char *name;
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    int *settings;
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    bool *mods;
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} flib_scheme;
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/**
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 * Read the meta-configuration from a .ini file (e.g. which settings exist,
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 * what are their defaults etc.)
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 *
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 * Returns the meta-configuration or NULL.
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 */
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flib_metascheme *flib_metascheme_from_ini(const char *filename);
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/**
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 * Increase the reference count of the object. Call this if you store a pointer to it somewhere.
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 * Returns the parameter.
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 */
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flib_metascheme *flib_metascheme_retain(flib_metascheme *metainfo);
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/**
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 * Decrease the reference count of the object and free it if this was the last reference.
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 */
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void flib_metascheme_release(flib_metascheme *metainfo);
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/**
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 * Create a new configuration with everything set to default or false
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 * Returns NULL on error.
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 */
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flib_scheme *flib_scheme_create(flib_metascheme *meta, const char *schemeName);
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/**
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 * Create a copy of the scheme. Returns NULL on error or if NULL was passed.
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 */
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flib_scheme *flib_scheme_copy(const flib_scheme *scheme);
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/**
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 * Increase the reference count of the object. Call this if you store a pointer to it somewhere.
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 * Returns the parameter.
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 */
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flib_scheme *flib_scheme_retain(flib_scheme *scheme);
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/**
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 * Decrease the reference count of the object and free it if this was the last reference.
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 */
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void flib_scheme_release(flib_scheme* scheme);
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/**
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 * Retrieve a mod setting by its name. If the mod is not found, logs an error and returns false.
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 */
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bool flib_scheme_get_mod(flib_scheme *scheme, const char *name);
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/**
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 * Retrieve a game setting by its name. If the setting is not found, logs an error and returns def.
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 */
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int flib_scheme_get_setting(flib_scheme *scheme, const char *name, int def);
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#endif /* SCHEME_H_ */