221 lines
7.0 KiB
C++
221 lines
7.0 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2022 Mikolaj Wielgus
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* Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* https://www.gnu.org/licenses/gpl-3.0.html
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* or you may search the http://www.gnu.org website for the version 3 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef SIM_VALUE_H
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#define SIM_VALUE_H
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#include <wx/string.h>
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#include <optional>
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#include <complex>
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#include <memory>
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#include <pegtl.hpp>
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namespace SIM_VALUE_GRAMMAR
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{
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using namespace tao::pegtl;
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enum class NOTATION
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{
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SI,
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SPICE
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};
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}
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class SIM_VALUE
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{
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public:
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using NOTATION = SIM_VALUE_GRAMMAR::NOTATION;
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// Names like BOOL, INT, FLOAT need to be prefixed or MS Windows compilers will complain (enum
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// class doesn't help).
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enum TYPE
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{
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TYPE_BOOL,
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TYPE_INT,
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TYPE_FLOAT,
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TYPE_COMPLEX,
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TYPE_STRING,
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TYPE_BOOL_VECTOR,
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TYPE_INT_VECTOR,
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TYPE_FLOAT_VECTOR,
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TYPE_COMPLEX_VECTOR
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};
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static std::unique_ptr<SIM_VALUE> Create( TYPE aType, wxString aString );
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static std::unique_ptr<SIM_VALUE> Create( TYPE aType );
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virtual ~SIM_VALUE() = default;
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SIM_VALUE() = default;
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virtual bool HasValue() const = 0;
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void operator=( const wxString& aString );
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virtual bool operator==( const SIM_VALUE& aOther ) const = 0;
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bool operator!=( const SIM_VALUE& aOther ) const;
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virtual bool FromString( const wxString& aString, NOTATION aNotation = NOTATION::SI ) = 0;
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virtual wxString ToString( NOTATION aNotation = NOTATION::SI ) const = 0;
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wxString ToSpiceString() const { return ToString( NOTATION::SPICE ); }
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// For parsers that don't accept strings with our suffixes.
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virtual wxString ToSimpleString() const = 0;
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};
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template <typename T>
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class SIM_VALUE_INST : public SIM_VALUE
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{
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public:
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SIM_VALUE_INST() = default;
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SIM_VALUE_INST( const T& aValue );
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bool HasValue() const override;
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// TODO: Don't pass aNotation. Make a FromSpiceString() function instead.
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bool FromString( const wxString& aString, NOTATION aNotation = NOTATION::SI ) override;
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wxString ToString( NOTATION aNotation = NOTATION::SI ) const override;
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wxString ToSimpleString() const override;
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void operator=( const T& aValue );
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bool operator==( const T& aOther ) const;
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bool operator==( const SIM_VALUE& aOther ) const override;
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template <typename Type>
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friend SIM_VALUE_INST<Type> operator+( const SIM_VALUE_INST<Type>& aLeft,
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const SIM_VALUE_INST<Type>& aRight );
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template <typename Type>
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friend SIM_VALUE_INST<Type> operator-( const SIM_VALUE_INST<Type>& aLeft,
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const SIM_VALUE_INST<Type>& aRight );
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template <typename Type>
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friend SIM_VALUE_INST<Type> operator*( const SIM_VALUE_INST<Type>& aLeft,
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const SIM_VALUE_INST<Type>& aRight );
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template <typename Type>
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friend SIM_VALUE_INST<Type> operator/( const SIM_VALUE_INST<Type>& aLeft,
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const SIM_VALUE_INST<Type>& aRight );
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private:
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wxString getMetricSuffix();
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std::optional<T> m_value = std::nullopt;
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};
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typedef SIM_VALUE_INST<bool> SIM_VALUE_BOOL;
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typedef SIM_VALUE_INST<long> SIM_VALUE_INT;
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typedef SIM_VALUE_INST<double> SIM_VALUE_FLOAT;
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typedef SIM_VALUE_INST<std::complex<double>> SIM_VALUE_COMPLEX;
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typedef SIM_VALUE_INST<wxString> SIM_VALUE_STRING;
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namespace SIM_VALUE_GRAMMAR
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{
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template <NOTATION Notation>
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wxString allowedIntChars;
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struct digits : plus<tao::pegtl::digit> {}; // For some reason it fails on just "digit".
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struct sign : one<'+', '-'> {};
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struct intPart : seq<opt<sign>, digits> {};
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//struct fracPartPrefix : one<'.'> {};
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struct fracPart : digits {};
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//struct fracPartWithPrefix : seq<fracPartPrefix, fracPart> {};
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template <SIM_VALUE::TYPE ValueType>
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struct significand;
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template <> struct significand<SIM_VALUE::TYPE_FLOAT> :
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sor<seq<intPart, one<'.'>, fracPart>,
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seq<intPart, one<'.'>>,
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intPart,
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seq<one<'.'>, fracPart>,
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one<'.'>,
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one<'-'>> {};
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template <> struct significand<SIM_VALUE::TYPE_INT> : intPart {};
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struct exponentPrefix : one<'e', 'E'> {};
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struct exponent : seq<opt<sign>, opt<digits>> {};
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struct exponentWithPrefix : seq<exponentPrefix, exponent> {};
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template <SIM_VALUE::TYPE ValueType, NOTATION Notation>
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struct metricSuffix;
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template <> struct metricSuffix<SIM_VALUE::TYPE_INT, NOTATION::SI>
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: one<'k', 'K', 'M', 'G', 'T', 'P', 'E'> {};
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template <> struct metricSuffix<SIM_VALUE::TYPE_INT, NOTATION::SPICE>
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: sor<TAO_PEGTL_ISTRING( "k" ),
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TAO_PEGTL_ISTRING( "Meg" ),
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TAO_PEGTL_ISTRING( "G" ),
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TAO_PEGTL_ISTRING( "T" )> {};
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template <> struct metricSuffix<SIM_VALUE::TYPE_FLOAT, NOTATION::SI>
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: one<'a', 'f', 'p', 'n', 'u', 'm', 'k', 'K', 'M', 'G', 'T', 'P', 'E'> {};
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template <> struct metricSuffix<SIM_VALUE::TYPE_FLOAT, NOTATION::SPICE>
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: sor<TAO_PEGTL_ISTRING( "f" ),
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TAO_PEGTL_ISTRING( "p" ),
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TAO_PEGTL_ISTRING( "n" ),
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TAO_PEGTL_ISTRING( "u" ),
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TAO_PEGTL_ISTRING( "Meg" ), // "Meg" must be before "m".
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TAO_PEGTL_ISTRING( "m" ),
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//TAO_PEGTL_ISTRING( "mil" ),
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TAO_PEGTL_ISTRING( "k" ),
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TAO_PEGTL_ISTRING( "G" ),
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TAO_PEGTL_ISTRING( "T" )> {};
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template <NOTATION Notation>
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struct garbageSuffix;
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template <> struct garbageSuffix<NOTATION::SI> : seq<> {};
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template <> struct garbageSuffix<NOTATION::SPICE> : star<alpha> {};
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template <SIM_VALUE::TYPE ValueType, NOTATION Notation>
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struct number : seq<opt<significand<ValueType>>,
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opt<exponentWithPrefix>,
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opt<metricSuffix<ValueType, Notation>>,
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garbageSuffix<Notation>> {};
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template <SIM_VALUE::TYPE ValueType, NOTATION Notation>
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struct numberGrammar : must<number<ValueType, Notation>, tao::pegtl::eof> {};
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bool IsValid( const wxString& aString,
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SIM_VALUE::TYPE aValueType = SIM_VALUE::TYPE_FLOAT,
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NOTATION aNotation = NOTATION::SI );
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}
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#endif // SIM_VALUE_H
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