rainmeter-studio/Common/MathParser.h

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/*
Copyright (C) 2011 Birunthan Mohanathas
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 2
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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
// Heavily based on ccalc 0.5.1 by Walery Studennikov <hqsoftware@mail.ru>
#ifndef RM_COMMON_MATHPARSER_H_
#define RM_COMMON_MATHPARSER_H_
#include <Windows.h>
namespace MathParser
{
typedef bool (*GetValueFunc)(const WCHAR* str, int len, double* value, void* context);
const WCHAR* Check(const WCHAR* formula);
const WCHAR* CheckedParse(const WCHAR* formula, double* result);
const WCHAR* Parse(
const WCHAR* formula, double* result,
GetValueFunc getValue = nullptr, void* getValueContext = nullptr);
bool IsDelimiter(WCHAR ch);
};
#endif