Texture.h

#pragma once
/*
 * 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 "../fmath.h"
#include <string>
#include <vector>
#include <yaml-cpp/yaml.h>

namespace OpenXcom
{

struct TerrainCriteria
{
    std::string name;
    int weight;
    double lonMin, lonMax, latMin, latMax;
    TerrainCriteria() : weight(1), lonMin(0.0), lonMax(360.0), latMin(-90.0), latMax(90.0) {};
};

class Target;

class Texture
{
private:
    int _id;
    std::map<std::string, int> _deployments;
    std::vector<TerrainCriteria> _terrain;
public:
    Texture(int id);
    ~Texture();
    void load(const YAML::Node& node);
    std::vector<TerrainCriteria> *getTerrain();
    std::string getRandomTerrain(Target *target) const;
    const std::map<std::string, int> &getDeployments() const;
    std::string getRandomDeployment() const;
};

}

namespace YAML
{
    template<>
    struct convert < OpenXcom::TerrainCriteria >
    {
        static Node encode(const OpenXcom::TerrainCriteria& rhs)
        {
            Node node;
            node["name"] = rhs.name;
            node["weight"] = rhs.weight;
            std::vector<double> area;
            area.push_back(rhs.lonMin);
            area.push_back(rhs.lonMax);
            area.push_back(rhs.latMin);
            area.push_back(rhs.latMax);
            node["area"] = area;
            return node;
        }

        static bool decode(const Node& node, OpenXcom::TerrainCriteria& rhs)
        {
            if (!node.IsMap())
                return false;

            rhs.name = node["name"].as<std::string>(rhs.name);
            rhs.weight = node["weight"].as<int>(rhs.weight);
            if (node["area"])
            {
                std::vector<double> area = node["area"].as< std::vector<double> >();
                rhs.lonMin = area[0] * M_PI / 180.0;
                rhs.lonMax = area[1] * M_PI / 180.0;
                rhs.latMin = area[2] * M_PI / 180.0;
                rhs.latMax = area[3] * M_PI / 180.0;
            }
            return true;
        }
    };
}