diff options
Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-src/src/Calculator.hpp')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-src/src/Calculator.hpp | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/Calculator.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/Calculator.hpp deleted file mode 100644 index 50f8fb959cc..00000000000 --- a/Build/source/texk/dvisvgm/dvisvgm-src/src/Calculator.hpp +++ /dev/null @@ -1,54 +0,0 @@ -/************************************************************************* -** Calculator.hpp ** -** ** -** This file is part of dvisvgm -- a fast DVI to SVG converter ** -** Copyright (C) 2005-2021 Martin Gieseking <martin.gieseking@uos.de> ** -** ** -** This program 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. ** -** ** -** This program 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 this program; if not, see <http://www.gnu.org/licenses/>. ** -*************************************************************************/ - -#ifndef CALCULATOR_HPP -#define CALCULATOR_HPP - -#include <istream> -#include <map> -#include <string> -#include <mpark/variant.hpp> -#include "MessageException.hpp" - -struct CalculatorException : public MessageException { - explicit CalculatorException (const std::string &msg) : MessageException(msg) {} -}; - -class Calculator { - public: - double eval (std::istream &is) const; - double eval (const std::string &expr) const; - void setVariable (const std::string &name, double value) {_variables[name] = value;} - double getVariable (const std::string &name) const; - - protected: - double expr (std::istream &is, bool skip) const; - double term (std::istream &is, bool skip) const; - double prim (std::istream &is, bool skip) const; - - using Token = mpark::variant<bool, char, double, std::string>; - static Token lex (std::istream &is); - static Token lookAhead (std::istream &is); - - private: - std::map<std::string,double> _variables; -}; - -#endif |