77 lines
1.7 KiB
C++
77 lines
1.7 KiB
C++
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/*
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* ValueMath.hpp
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*
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* Created on: 25 <EFBFBD><EFBFBD><EFBFBD>. 2021 <EFBFBD>.
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* Author: titov
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*/
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#ifndef UMLIBRARY_SCHEMATIC_VALUEMATH_HPP_
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#define UMLIBRARY_SCHEMATIC_VALUEMATH_HPP_
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#include "../systemic/IValueAsync.hpp"
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#include <cmath>
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#include <functional>
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namespace schematic {
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class EquationBase2 {
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public:
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typedef float ValueType;
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typedef systemic::IValueType<ValueType> ValueInterface;
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struct Setting {
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ValueType left; //!<<3C><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
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ValueType right; //!<<3C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
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bool isValid();
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};
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bool configure( Setting & config );
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ValueInterface & left(); //!<<3C><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
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ValueInterface & right(); //!<<3C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
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protected:
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virtual void update() = 0;
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struct EquationPart: public ValueInterface {
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float value;
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EquationBase2 & equation;
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void set( ValueType new_value );
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ValueType get() const;
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EquationPart( EquationBase2 & equation );
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} a, b;
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EquationBase2();
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};
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template<typename Functor>
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class Equation : public EquationBase2 {
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public:
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Equation( ValueInterface & result, Functor functor = Functor() ) :
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result(result), functor(functor) {}
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private:
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ValueInterface & result;
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Functor functor;
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void update() {
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result.set( functor( a.value, b.value ) );
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}
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};
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typedef Equation< std::minus<float> > EquationSubtraction;
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typedef Equation< std::plus<float> > EquationAddition;
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typedef Equation< std::multiplies<float> > EquationMultiplication;
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typedef Equation< std::divides<float> > EquationDivision;
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typedef Equation< std::pointer_to_binary_function<float, float, float> > EquationCustom;
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}
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#endif /* UMLIBRARY_SCHEMATIC_VALUEMATH_HPP_ */
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