This repository has been archived on 2019-12-07. You can view files and clone it, but cannot push or open issues or pull requests.
dungeon-gunner/source/util/Yaml.h

69 lines
1.2 KiB
C
Raw Normal View History

/*
* Yaml.h
*
* Created on: 06.10.2012
* Author: Felix
*/
#ifndef DG_YAML_H_
#define DG_YAML_H_
#include <fstream>
#include <yaml-cpp/yaml.h>
#include "String.h"
#include "Vector.h"
namespace details {};
/**
* Interface to a YAML file.
*/
class Yaml {
// Public functions.
public:
Yaml(const String& filename);
static void setFolder(const String& folder);
template <typename T>
T get(const String& key) const;
// Private variables.
private:
static String mFolder;
YAML::Node mNode;
};
/**
* Stream output operators to specialize Yaml::get for other types.
*/
namespace {
void operator>>(const YAML::Node& node, Vector2i& vector) {
node[0] >> vector.x;
node[1] >> vector.y;
}
void operator>>(const YAML::Node& node, Vector2f& vector) {
node[0] >> vector.x;
node[1] >> vector.y;
}
};
/**
* Gets a value of a specified type by key. Throws exception if key not found.
*
* @param key The string by which to select the return value.
* @tparam T The type of the return value.
* @return The value of the specified key.
*/
template <typename T>
T Yaml::get(const String& key) const {
T tmp;
mNode[key] >> tmp;
return tmp;
};
#endif /* DG_YAML_H_ */