project_files/frontlib/model/scheme.h
author nemo
Sun, 25 Jan 2015 14:48:02 -0500
changeset 10808 1e39630d7c2e
parent 10017 de822cd3df3a
permissions -rw-r--r--
Add a couple of more variable bindings, make all the set visual gear values optional, to allow skipping trailing params or specifying ones in the middle as nil to not set. Should make using it more convenient in simple cases.

/*
 * Hedgewars, a free turn based strategy game
 * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>
 *
 * This program 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; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

/**
 * Data structures for game scheme information.
 *
 * The scheme consists of settings (integers) and mods (booleans). These are not fixed, but
 * described in a "metascheme", which describes how each setting and mod is sent to the
 * engine, and in which order they appear in the network protocol. The metascheme is defined
 * in hwconsts.h
 */

#ifndef SCHEME_H_
#define SCHEME_H_

#include <stdbool.h>
#include <stddef.h>
#include "../hwconsts.h"

/**
 * The settings and mods arrays have the same number and order of elements
 * as the corresponding arrays in the metascheme.
 */
typedef struct {
    char *name;
    int *settings;
    bool *mods;
} flib_scheme;

/**
 * Create a new configuration with everything set to default or false
 * Returns NULL on error.
 */
flib_scheme *flib_scheme_create(const char *schemeName);

/**
 * Create a copy of the scheme. Returns NULL on error or if NULL was passed.
 */
flib_scheme *flib_scheme_copy(const flib_scheme *scheme);

/**
 * Decrease the reference count of the object and free it if this was the last reference.
 */
void flib_scheme_destroy(flib_scheme* scheme);

/**
 * Retrieve a mod setting by its name. If the mod is not found, logs an error and returns false.
 */
bool flib_scheme_get_mod(const flib_scheme *scheme, const char *name);

/**
 * Retrieve a game setting by its name. If the setting is not found, logs an error and returns def.
 */
int flib_scheme_get_setting(const flib_scheme *scheme, const char *name, int def);

#endif /* SCHEME_H_ */