/* * The ManaPlus Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2013 The ManaPlus Developers * * This file is part of The ManaPlus Client. * * 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 * 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, see <http://www.gnu.org/licenses/>. */ #ifndef PROPERTIES_H #define PROPERTIES_H #include "localconsts.h" #include <map> #include <sstream> #include <string> /** * A class holding a set of properties. */ class Properties { public: /** * Destructor. */ virtual ~Properties() { } /** * Get a map property. * * @param name The name of the property. * @param def Default value, empty string by default. * @return the value of the given property or the given default when it * doesn't exist. */ const std::string getProperty(const std::string &name, const std::string &def = "") const A_WARN_UNUSED { const PropertyMap::const_iterator i = mProperties.find(name); return (i != mProperties.end()) ? i->second : def; } /** * Gets a map property as a float. * * @param name The name of the property. * @param def Default value, 0.0f by default. * @return the value of the given property or the given default when it * doesn't exist. */ float getFloatProperty(const std::string &name, const float def = 0.0f) const A_WARN_UNUSED { const PropertyMap::const_iterator i = mProperties.find(name); float ret = def; if (i != mProperties.end()) { std::stringstream ss; ss.str(i->second); ss >> ret; } return ret; } /** * Gets a map property as a boolean. * * @param name The name of the property. * @param def Default value, false by default. * @return the value of the given property or the given default when it * doesn't exist. */ bool getBoolProperty(const std::string &name, const bool def = false) const A_WARN_UNUSED { const PropertyMap::const_iterator i = mProperties.find(name); bool ret = def; if (i != mProperties.end()) { if (i->second == "true") ret = true; if (i->second == "false") ret = false; } return ret; } /** * Returns whether a certain property is available. * * @param name The name of the property. * @return <code>true</code> when a property is defined, * <code>false</code> otherwise. */ bool hasProperty(const std::string &name) const A_WARN_UNUSED { return (mProperties.find(name) != mProperties.end()); } /** * Set a map property. * * @param name The name of the property. * @param value The value of the property. */ void setProperty(const std::string &name, const std::string &value) { mProperties[name] = value; } private: typedef std::map<std::string, std::string> PropertyMap; PropertyMap mProperties; }; #endif