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#pragma once
#include <functional>
namespace crepe {
/**
* \brief Give reference to value through custom set/get functions
*
* This class can be used to abstract direct access to any arbitrary value
* through a custom get and set function passed to its constructor. Consumers
* of this type may want to wrap it in a \c Proxy so it behaves like a regular
* variable.
*
* \tparam T Type of the underlying variable
*/
template <typename T>
class ValueBroker {
public:
//! Set the value
virtual void set(const T &);
//! Retrieve the value
virtual const T & get();
typedef std::function<void(const T & target)> setter_t;
typedef std::function<const T & ()> getter_t;
private:
setter_t setter;
getter_t getter;
public:
/**
* \param setter Function that sets the variable
* \param getter Function that retrieves the variable
*/
ValueBroker(const setter_t & setter, const getter_t & getter);
};
}
#include "ValueBroker.hpp"
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