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275 lines (258 loc) · 6.37 KB
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/*
* Copyright 2010-2016 OpenXcom Developers.
*
* This file is part of OpenXcom.
*
* OpenXcom 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 3 of the License, or
* (at your option) any later version.
*
* OpenXcom 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 OpenXcom. If not, see <http://www.gnu.org/licenses/>.
*/
#include "OptionInfo.h"
#include <algorithm>
#include "Exception.h"
namespace OpenXcom
{
/**
* Creates info for a boolean option.
* @param id String ID used in serializing.
* @param option Pointer to the option.
* @param def Default option value.
* @param desc Language ID for the option description (if any).
* @param cat Language ID for the option category (if any).
*/
OptionInfo::OptionInfo(const std::string &id, bool *option, bool def, const std::string &desc, const std::string &cat) : _id(id), _desc(desc), _cat(cat), _type(OPTION_BOOL)
{
_ref.b = option;
_def.b = def;
}
/**
* Creates info for an integer option.
* @param id String ID used in serializing.
* @param option Pointer to the option.
* @param def Default option value.
* @param desc Language ID for the option description (if any).
* @param cat Language ID for the option category (if any).
*/
OptionInfo::OptionInfo(const std::string &id, int *option, int def, const std::string &desc, const std::string &cat) : _id(id), _desc(desc), _cat(cat), _type(OPTION_INT)
{
_ref.i = option;
_def.i = def;
}
/**
* Creates info for a keyboard shortcut option.
* @param id String ID used in serializing.
* @param option Pointer to the option.
* @param def Default option value.
* @param desc Language ID for the option description (if any).
* @param cat Language ID for the option category (if any).
*/
OptionInfo::OptionInfo(const std::string &id, SDLKey *option, SDLKey def, const std::string &desc, const std::string &cat) : _id(id), _desc(desc), _cat(cat), _type(OPTION_KEY)
{
_ref.k = option;
_def.k = def;
}
/**
* Creates info for a string option.
* @param id String ID used in serializing.
* @param option Pointer to the option.
* @param def Default option value.
* @param desc Language ID for the option description (if any).
* @param cat Language ID for the option category (if any).
*/
OptionInfo::OptionInfo(const std::string &id, std::string *option, const char *def, const std::string &desc, const std::string &cat) : _id(id), _desc(desc), _cat(cat), _type(OPTION_STRING)
{
_ref.s = option;
_def.s = def;
}
/**
* Loads an option value from the corresponding YAML.
* @param node Options YAML node.
*/
void OptionInfo::load(const YAML::Node &node) const
{
switch (_type)
{
case OPTION_BOOL:
*(_ref.b) = node[_id].as<bool>(_def.b);
break;
case OPTION_INT:
*(_ref.i) = node[_id].as<int>(_def.i);
break;
case OPTION_KEY:
*(_ref.k) = (SDLKey)node[_id].as<int>(_def.k);
break;
case OPTION_STRING:
*(_ref.s) = node[_id].as<std::string>(_def.s);
break;
}
}
/**
* Loads an option value from the corresponding map
* (eg. for command-line options).
* @param map Options map.
*/
void OptionInfo::load(const std::map<std::string, std::string> &map) const
{
std::string id = _id;
std::transform(id.begin(), id.end(), id.begin(), ::tolower);
std::map<std::string, std::string>::const_iterator it = map.find(id);
if (it != map.end())
{
std::string value = it->second;
std::stringstream ss;
bool b;
int i;
switch (_type)
{
case OPTION_BOOL:
ss << std::boolalpha << value;
ss >> std::boolalpha >> b;
*(_ref.b) = b;
break;
case OPTION_INT:
ss << std::dec << value;
ss >> std::dec >> i;
*(_ref.i) = i;
break;
case OPTION_KEY:
ss << std::dec << value;
ss >> std::dec >> i;
*(_ref.k) = (SDLKey)i;
break;
case OPTION_STRING:
*(_ref.s) = value;
break;
}
}
}
/**
* Saves an option value to the corresponding YAML.
* @param node Options YAML node.
*/
void OptionInfo::save(YAML::Node &node) const
{
switch (_type)
{
case OPTION_BOOL:
node[_id] = *(_ref.b);
break;
case OPTION_INT:
node[_id] = *(_ref.i);
break;
case OPTION_KEY:
node[_id] = (int)*(_ref.k);
break;
case OPTION_STRING:
node[_id] = *(_ref.s);
break;
}
}
/**
* Resets an option back to its default value.
*/
void OptionInfo::reset() const
{
switch (_type)
{
case OPTION_BOOL:
*(_ref.b) = _def.b;
break;
case OPTION_INT:
*(_ref.i) = _def.i;
break;
case OPTION_KEY:
*(_ref.k) = _def.k;
break;
case OPTION_STRING:
*(_ref.s) = _def.s;
break;
}
}
/**
* Returns the variable type of the option.
* @return Option type.
*/
OptionType OptionInfo::type() const
{
return _type;
}
/**
* Returns the description of the option. Options with
* descriptions show up in the Options screens.
* @return Language string ID for the description.
*/
std::string OptionInfo::description() const
{
return _desc;
}
/**
* Returns the category of the option. Options with
* categories show up in the Options screens.
* @return Language string ID for the category.
*/
std::string OptionInfo::category() const
{
return _cat;
}
/**
* Returns the pointer to the boolean option,
* or throws an exception if it's not a boolean.
* @return Pointer to the option.
*/
bool *OptionInfo::asBool() const
{
if (_type != OPTION_BOOL)
{
throw Exception(_id + " is not a boolean!");
}
return _ref.b;
}
/**
* Returns the pointer to the integer option,
* or throws an exception if it's not a integer.
* @return Pointer to the option.
*/
int *OptionInfo::asInt() const
{
if (_type != OPTION_INT)
{
throw Exception(_id + " is not an integer!");
}
return _ref.i;
}
/**
* Returns the pointer to the key option,
* or throws an exception if it's not a key.
* @return Pointer to the option.
*/
SDLKey *OptionInfo::asKey() const
{
if (_type != OPTION_KEY)
{
throw Exception(_id + " is not a key!");
}
return _ref.k;
}
/**
* Returns the pointer to the string option,
* or throws an exception if it's not a string.
* @return Pointer to the option.
*/
std::string *OptionInfo::asString() const
{
if (_type != OPTION_STRING)
{
throw Exception(_id + " is not a string!");
}
return _ref.s;
}
}