valentina/src/libs/qmuparser/qmuformulabase.cpp
Roman Telezhynskyi aec99643b3 Separate class Calculator.
--HG--
branch : feature
2015-08-09 20:46:21 +03:00

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/***************************************************************************************************
**
** Copyright (C) 2015 Roman Telezhynskyi
**
** Permission is hereby granted, free of charge, to any person obtaining a copy of this
** software and associated documentation files (the "Software"), to deal in the Software
** without restriction, including without limitation the rights to use, copy, modify,
** merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
** permit persons to whom the Software is furnished to do so, subject to the following conditions:
**
** The above copyright notice and this permission notice shall be included in all copies or
** substantial portions of the Software.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
** NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
** NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
** DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
** OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
**
******************************************************************************************************/
#include "qmuformulabase.h"
namespace qmu
{
//---------------------------------------------------------------------------------------------------------------------
QmuFormulaBase::QmuFormulaBase()
:QmuParser()
{
}
//---------------------------------------------------------------------------------------------------------------------
QmuFormulaBase::~QmuFormulaBase()
{
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief InitCharacterSets init character set for parser.
*
* QMuParser require setting character set for legal characters. Because we try make our expresion language independent
* we set all posible unique characters from all alphabets.
*
*/
void QmuFormulaBase::InitCharacterSets()
{
//String with all unique symbols for supported alpabets.
// See script alphabets.py for generation and more information.
//Note. MSVC doen't support normal string concatenation for long string. Thats why we use QStringList in this place.
QStringList symbols = QStringList() << "ցЀĆЈVӧĎАғΕĖӅИқΝĞơРңњΥĦШҫ̆جگĮаҳѕεشԶиһνԾрυلՆӝшËՎҔPÓՖXӛӟŞӣզhëծpóӞնxßվāŁЃֆĉЋ"
<< "CŬđҐГΒęҘЛΚŘġҠУGاհЫدԱҰгβطԹõлκKՁÀуςهՉÈыvیՑÐSOřӘћաőcӐթèkàѓżűðsķչøӥӔĀփїІĈЎ"
<< "ґĐΗЖҙĘȚΟОҡĠآΧЦتЮұİزηжԸغοоÁՀقχцÉՈيюÑՐђӋіәťӆўáŠĺѐfөըnñŰӤӨӹոľЁրăЉŭċБӸēłΔҖ"
<< "ЙŤěΜӜDСձģΤӰЩīņحҮбưԳصδHйԻŇμӲӴсՃمτƠщՋєLQŹՓŕÖYśÞaգĽæiŽիӓîqճöyջþĂօЄӦĊЌΑĒДҗј"
<< "ΙȘĚМΡéĵĢФūӚΩبĪЬүќαذԲдҷιظԺмρՂфÇωوՊьÏՒTŚĻJբdçժlïӪղtպӫAւąЇčŃЏĕӯЗΖEțŮĝПΞأĥ"
<< "ثĹЧΦÆӳЯIسŲԵзζԽпξكՅÄчφNMՍӌяӢՕÔWÎŝÜџёźեägխoӒյôwĶBžսüЂĄև̈ЊČƏљΓВҕĔӮΛКĜΣТҥĤک"
<< "ЪƯخγвŅԴŪضλкԼĴσтÅՄنъÍՌRӕՔZÝŜbåդjíլļrӵմzýռپêЅքćچЍďӱҒЕůėژșΘØҚНğńءΠFҢХħΨҪ"
<< "ЭųįҶرҲеԷňعθҺнԿفπÂхՇψÊэšՏÒUəÚѝŻşҤӑâeէŐımկòuշÕúտŔ";
// Defining identifier character sets
DefineNameChars(QStringLiteral("0123456789_@#") + symbols.join(""));
DefineOprtChars(symbols.join("") + QStringLiteral("+-*^/?<>=!$%&|~_"));
}
//---------------------------------------------------------------------------------------------------------------------
// Factory function for creating new parser variables
// This could as well be a function performing database queries.
qreal *QmuFormulaBase::AddVariable(const QString &a_szName, void *a_pUserData)
{
Q_UNUSED(a_szName)
Q_UNUSED(a_pUserData)
static qreal value = 0;
return &value;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief SetSepForTr set separators for translation expression.
* @param fromUser true if expression come from user (from dialog).
*/
void QmuFormulaBase::SetSepForTr(bool osSeparator, bool fromUser)
{
if (fromUser)
{
if (osSeparator)
{
const QLocale loc = QLocale::system();
SetDecSep(loc.decimalPoint().toLatin1());
SetThousandsSep(loc.groupSeparator().toLatin1());
SetArgSep(';');
return;
}
}
SetSepForEval();//Same separators (internal) as for eval.
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief SetSepForEval set separators for eval. Each expression eval in internal (C) locale.
*/
void QmuFormulaBase::SetSepForEval()
{
SetArgSep(';');
SetThousandsSep(',');
SetDecSep('.');
}
}// namespace qmu