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by Philip Muškovac
Import upstream version 4.6.90+repack1 |
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/*************************************************************************************
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* Copyright (C) 2007-2008 by Aleix Pol <aleixpol@kde.org> *
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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 2 *
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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, write to the Free Software *
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA *
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*************************************************************************************/
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#include "operatorsmodel.h" |
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#include <analitza/operator.h> |
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#include <analitza/variables.h> |
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#include <KLocale> |
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#include <KApplication> |
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#include <QFont> |
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using Analitza::Operator; |
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OperatorsModel::OperatorsModel(QObject *parent) : QAbstractTableModel(parent), m_vars(0) |
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{
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}
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QVariant OperatorsModel::data(const QModelIndex & index, int role) const |
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{
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QVariant ret; |
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if(role==Qt::DisplayRole) { |
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if(index.row()<Analitza::Operator::nOfOps-2) { |
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Analitza::Operator oper((Analitza::Operator::OperatorType) (index.row()+1)); |
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switch(index.column()) { |
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case 0: |
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ret=oper.toString(); |
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break; |
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case 1: |
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ret=description(oper); |
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break; |
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case 2: |
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ret=sample(oper); |
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break; |
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case 3: |
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ret=example(oper); |
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break; |
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}
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} else if(m_vars) { |
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int var=index.row()-Analitza::Operator::nOfOps+2; |
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QString key=m_vars->keys()[var]; |
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switch(index.column()) { |
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case 0: |
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ret=key; |
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break; |
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case 1: |
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ret=m_vars->value(key)->toString(); |
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break; |
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}
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}
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} else if(role==Qt::FontRole && index.column()==1) { |
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QFont f = KApplication::font(); |
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f.setItalic(true); |
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ret=f; |
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}
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return ret; |
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}
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QVariant OperatorsModel::headerData(int section, Qt::Orientation orientation, int role) const |
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{
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QVariant ret; |
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if(role==Qt::DisplayRole && orientation==Qt::Horizontal) { |
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switch(section) { |
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case 0: |
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ret=i18nc("@title:column", "Name"); |
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break; |
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case 1: |
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ret=i18nc("@title:column", "Description"); |
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break; |
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case 2: |
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ret=i18nc("@title:column", "Parameters"); |
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break; |
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case 3: |
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ret=i18nc("@title:column", "Example"); |
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break; |
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}
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}
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return ret; |
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}
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int OperatorsModel::rowCount(const QModelIndex &) const |
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{
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int count=Analitza::Operator::nOfOps; |
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if(m_vars) |
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count+=m_vars->count(); |
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return count-2; |
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}
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int OperatorsModel::columnCount(const QModelIndex &) const |
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{
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return 4; |
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}
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void OperatorsModel::updateInformation() |
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{
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reset(); |
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}
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QString OperatorsModel::sample(const Analitza::Operator& oper) |
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{
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QString funcname=oper.toString(); |
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QString bounds; |
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if(oper.isBounded()) { |
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bounds=i18nc("Syntax for function bounding", " : var"); |
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if(oper.operatorType()==Operator::sum || oper.operatorType()==Operator::product) |
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bounds += i18nc("Syntax for function bounding values", "=from..to"); |
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}
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QString sample = i18n("%1(", funcname); |
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if(oper.nparams()<0) { |
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return i18n("%1... parameters, ...%2)", sample, bounds); |
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} else { |
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for(int i=0; i<oper.nparams(); ++i) { |
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sample += i18n("par%1", i+1); |
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if(i<oper.nparams()-1) |
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sample += ", "; |
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}
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return sample+bounds+')'; |
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}
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}
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QString OperatorsModel::description(const Analitza::Operator& o) |
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{
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QString s; |
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switch(o.operatorType()) { |
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case Operator::plus: |
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s = i18n("Addition"); |
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break; |
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case Operator::times: |
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s = i18n("Multiplication"); |
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break; |
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case Operator::divide: |
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s = i18n("Division"); |
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break; |
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case Operator::minus: |
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s = i18n("Subtraction. Will remove all values from the first one."); |
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break; |
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case Operator::power: |
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s = i18n("Power"); |
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break; |
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case Operator::rem: |
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s = i18n("Remainder"); |
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break; |
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case Operator::quotient: |
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s = i18n("Quotient"); |
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break; |
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case Operator::factorof: |
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s = i18n("The factor of"); |
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break; |
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case Operator::factorial: |
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s = i18n("Factorial. factorial(n)=n!"); |
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break; |
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case Operator::sin: |
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s = i18n("Function to calculate the sine of a given angle"); |
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break; |
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case Operator::cos: |
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s = i18n("Function to calculate the cosine of a given angle"); |
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break; |
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case Operator::tan: |
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s = i18n("Function to calculate the tangent of a given angle"); |
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break; |
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case Operator::sec: |
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s = i18n("Secant"); |
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break; |
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case Operator::csc: |
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s = i18n("Cosecant"); |
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break; |
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case Operator::cot: |
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s = i18n("Cotangent"); |
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break; |
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case Operator::sinh: |
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s = i18n("Hyperbolic sine"); |
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break; |
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case Operator::cosh: |
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s = i18n("Hyperbolic cosine"); |
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break; |
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case Operator::tanh: |
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s = i18n("Hyperbolic tangent"); |
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break; |
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case Operator::sech: |
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s = i18n("Hyperbolic secant"); |
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break; |
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case Operator::csch: |
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s = i18n("Hyperbolic cosecant"); |
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break; |
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case Operator::coth: |
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s = i18n("Hyperbolic cotangent"); |
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break; |
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case Operator::arcsin: |
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s = i18n("Arc sine"); |
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break; |
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case Operator::arccos: |
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s = i18n("Arc cosine"); |
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break; |
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case Operator::arctan: |
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s = i18n("Arc tangent"); |
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break; |
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case Operator::arccot: |
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s = i18n("Arc cotangent"); |
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break; |
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// case Operator::arccoth:
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// s = i18n("Hyperbolic arc cotangent");
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// break;
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case Operator::arctanh: |
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s = i18n("Hyperbolic arc tangent"); |
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break; |
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case Operator::sum: |
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s = i18n("Summatory"); |
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break; |
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case Operator::product: |
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s = i18n("Productory"); |
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break; |
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case Operator::forall: |
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s = i18n("For all"); |
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break; |
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case Operator::exists: |
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s = i18n("Exists"); |
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break; |
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case Operator::diff: |
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s = i18n("Differentiation"); |
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break; |
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case Operator::arcsinh: |
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s = i18n("Hyperbolic arc sine"); |
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break; |
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case Operator::arccosh: |
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s = i18n("Hyperbolic arc cosine"); |
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break; |
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case Operator::arccsc: |
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s = i18n("Arc cosecant"); |
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break; |
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case Operator::arccsch: |
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s = i18n("Hyperbolic arc cosecant"); |
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break; |
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case Operator::arcsec: |
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s = i18n("Arc secant"); |
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break; |
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case Operator::arcsech: |
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s = i18n("Hyperbolic arc secant"); |
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break; |
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case Operator::exp: |
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s = i18n("Exponent (e^x)"); |
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break; |
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case Operator::ln: |
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s = i18n("Base-e logarithm"); |
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break; |
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case Operator::log: |
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s = i18n("Base-10 logarithm"); |
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break; |
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case Operator::abs: |
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s = i18n("Absolute value. abs(n)=|n|"); |
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break; |
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// case Operator::conjugate:
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// s = i18n("Conjugate");
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// break;
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// case Operator::arg:
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// s = "---";//i18n("Arg?");
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// break;
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// case Operator::real:
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// s = i18n("Real");
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// break;
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// case Operator::imaginary:
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// s = i18n("Imaginary");
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// break;
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case Operator::floor: |
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s = i18n("Floor value. floor(n)=⌊n⌋"); |
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break; |
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case Operator::ceiling: |
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s = i18n("Ceil value. ceil(n)=⌈n⌉"); |
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break; |
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case Operator::min: |
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s = i18n("Minimum"); |
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break; |
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case Operator::max: |
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s = i18n("Maximum"); |
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break; |
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case Operator::gt: |
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s = i18n("Greater than. gt(a,b)=a>b"); |
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break; |
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case Operator::lt: |
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s = i18n("Less than. lt(a,b)=a<b"); |
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break; |
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case Operator::eq: |
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s = i18n("Equal. eq(a,b) = a=b"); |
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break; |
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case Operator::approx: |
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s = i18n("Approximation. approx(a)=a±n"); |
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break; |
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case Operator::neq: |
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s = i18n("Not equal. neq(a,b)=a≠b"); |
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break; |
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case Operator::geq: |
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s = i18n("Greater or equal. geq(a,b)=a≥b"); |
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break; |
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case Operator::leq: |
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s = i18n("Less or equal. leq(a,b)=a≤b"); |
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break; |
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case Operator::_and: |
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s = i18n("Boolean and"); |
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break; |
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case Operator::_not: |
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s = i18n("Boolean not"); |
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break; |
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case Operator::_or: |
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s = i18n("Boolean or"); |
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break; |
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case Operator::_xor: |
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s = i18n("Boolean xor"); |
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break; |
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case Operator::implies: |
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s = i18n("Boolean implication"); |
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break; |
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case Operator::gcd: |
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s = i18n("Greatest common divisor"); |
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break; |
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case Operator::lcm: |
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s = i18n("Least common multiple"); |
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break; |
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case Operator::root: |
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s = i18n("Root"); |
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break; |
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case Operator::card: |
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s = i18n("Cardinal"); |
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break; |
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case Operator::scalarproduct: |
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s = i18n("Scalar product"); |
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break; |
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case Operator::selector: |
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s = i18n("Select the par1-th element of par2 list or vector"); |
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break; |
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case Operator::_union: |
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s = i18n("Joins several items of the same type"); |
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break; |
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case Operator::function: |
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case Operator::nOfOps: |
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case Operator::none: |
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break; |
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}
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return s; |
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}
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QString OperatorsModel::example(const Analitza::Operator& o) |
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{
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QString s; |
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switch(o.operatorType()) { |
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case Operator::plus: |
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s="x+2"; |
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break; |
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case Operator::times: |
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s="x*2"; |
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break; |
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case Operator::divide: |
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s="x/2"; |
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break; |
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case Operator::minus: |
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s="x-2"; |
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break; |
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case Operator::power: |
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s="x^2"; |
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break; |
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case Operator::rem: |
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s="rem(x, 5)"; |
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break; |
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case Operator::quotient: |
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s="quotient(x, 2)"; |
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break; |
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case Operator::factorof: |
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s="factorof(x, 3)"; |
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break; |
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case Operator::min: |
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s="min(x, 4)"; |
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break; |
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case Operator::max: |
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s="max(x, 4)"; |
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break; |
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case Operator::gt: |
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s="x>4"; |
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break; |
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case Operator::lt: |
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s="x<4"; |
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break; |
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case Operator::eq: |
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s="x=4"; |
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break; |
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case Operator::approx: |
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s="approx(x, 4)"; |
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break; |
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case Operator::neq: |
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s="x!=4"; |
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break; |
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case Operator::geq: |
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s="x>=4"; |
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break; |
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case Operator::leq: |
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s="x<=4"; |
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break; |
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case Operator::_and: |
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s="and(x>-2, x<2)"; |
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break; |
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case Operator::_or: |
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s="or(x>2, x>-2)"; |
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break; |
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case Operator::_xor: |
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s="xor(x>0, x<3)"; |
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break; |
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case Operator::implies: |
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s="implies(x<0, x<3)"; |
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break; |
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424 |
case Operator::gcd: |
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s="gcd(x, 3)"; |
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break; |
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case Operator::lcm: |
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s="lcm(x, 4)"; |
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429 |
break; |
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430 |
case Operator::root: |
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431 |
s="root(x, 2)"; |
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432 |
break; |
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433 |
case Operator::selector: |
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434 |
s="(scalarproduct(vector { 0, x }, vector { x, 0 }))[1]"; |
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435 |
break; |
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436 |
case Operator::sum: |
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437 |
s="x*sum(t*t:t=0..3)"; |
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438 |
break; |
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439 |
case Operator::product: |
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440 |
s="product(t+t:t=1..3)"; |
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441 |
break; |
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442 |
case Operator::forall: |
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443 |
s="forall(t:t@list { true, false, false })"; |
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444 |
break; |
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445 |
case Operator::exists: |
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446 |
s="exists(t:t@list { true, false, false })"; |
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447 |
break; |
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448 |
case Operator::card: |
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449 |
s="card(vector { x, 1, 2 })"; |
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450 |
break; |
|
451 |
case Operator::scalarproduct: |
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452 |
s="(scalarproduct(vector { 0, x }, vector { x, 0 }))[1]"; |
|
453 |
break; |
|
454 |
case Operator::diff: |
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455 |
s="(diff(x^2:x))(x)"; |
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break; |
|
457 |
case Operator::_union: |
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458 |
s="(union(list { 1, 2, 3 }, list { 4, 5, 6 }))[rem(floor(x), 5)+3]"; |
|
459 |
break; |
|
460 |
case Operator::factorial: |
|
461 |
case Operator::arcsech: |
|
462 |
case Operator::arcsec: |
|
463 |
case Operator::arccsch: |
|
464 |
case Operator::arccsc: |
|
465 |
// case Operator::arccoth:
|
|
466 |
case Operator::sin: |
|
467 |
case Operator::cos: |
|
468 |
case Operator::tan: |
|
469 |
case Operator::sec: |
|
470 |
case Operator::csc: |
|
471 |
case Operator::cot: |
|
472 |
case Operator::sinh: |
|
473 |
case Operator::cosh: |
|
474 |
case Operator::tanh: |
|
475 |
case Operator::sech: |
|
476 |
case Operator::csch: |
|
477 |
case Operator::coth: |
|
478 |
case Operator::arcsin: |
|
479 |
case Operator::arccos: |
|
480 |
case Operator::arctan: |
|
481 |
case Operator::arccot: |
|
482 |
case Operator::arcsinh: |
|
483 |
case Operator::arccosh: |
|
484 |
// case Operator::arccsc:
|
|
485 |
// case Operator::arccsch:
|
|
486 |
// case Operator::arcsec:
|
|
487 |
// case Operator::arcsech:
|
|
488 |
case Operator::arctanh: |
|
489 |
case Operator::exp: |
|
490 |
case Operator::ln: |
|
491 |
case Operator::log: |
|
492 |
case Operator::abs: |
|
493 |
//case Object::conjugate:
|
|
494 |
//case Object::arg:
|
|
495 |
//case Object::real:
|
|
496 |
//case Object::imaginary:
|
|
497 |
case Operator::floor: |
|
498 |
case Operator::ceiling: |
|
499 |
case Operator::_not: |
|
500 |
s=QString("%1(x)").arg(o.toString()); |
|
501 |
break; |
|
502 |
case Operator::nOfOps: |
|
503 |
case Operator::none: |
|
504 |
case Operator::function: |
|
505 |
// case Operator::real:
|
|
506 |
// case Operator::conjugate:
|
|
507 |
// case Operator::arg:
|
|
508 |
// case Operator::imaginary:
|
|
509 |
break; |
|
510 |
}
|
|
511 |
return "x->"+s; |
|
512 |
}
|
|
513 |
||
514 |
QModelIndex OperatorsModel::indexForOperatorName(const QString& id) const |
|
515 |
{
|
|
516 |
Operator::OperatorType opt=Analitza::Operator::toOperatorType(id); |
|
517 |
if(opt==Operator::none) |
|
518 |
return QModelIndex(); |
|
519 |
else
|
|
520 |
return index(opt-1, 0); |
|
521 |
}
|
|
522 |
||
523 |
QString OperatorsModel::parameterHelp(const QModelIndex& index, int param, bool inbounds) const |
|
524 |
{
|
|
525 |
Q_ASSERT(index.isValid()); |
|
526 |
QString ret; |
|
527 |
Analitza::Operator oper((Analitza::Operator::OperatorType) (index.row()+1)); |
|
528 |
QString funcname = oper.toString(); |
|
529 |
const int op=oper.nparams(); |
|
530 |
if(op == -1) { |
|
531 |
ret=i18nc("n-ary function prototype", "<em>%1</em>(..., <b>par%2</b>, ...)", |
|
532 |
funcname, param+1); |
|
533 |
} else { |
|
534 |
ret=standardFunctionCallHelp(funcname, param, op, inbounds, oper.isBounded()); |
|
535 |
}
|
|
536 |
return ret; |
|
537 |
}
|
|
538 |
||
539 |
QString OperatorsModel::standardFunctionCallHelp(const QString& funcname, int param, int paramcount, bool inbounds, bool isbounded) |
|
540 |
{
|
|
541 |
QString sample = (param < paramcount || (inbounds && isbounded)) ? |
|
542 |
i18nc("Function name in function prototype", "<em>%1</em>(", funcname) : |
|
543 |
i18nc("Uncorrect function name in function prototype", "<em style='color:red'><b>%1</b></em>(", funcname); |
|
544 |
||
545 |
for(int i=0; i<paramcount; ++i) { |
|
546 |
QString current=i18nc("Parameter in function prototype", "par%1", i+1); |
|
547 |
||
548 |
if(i==param) |
|
549 |
current=i18nc("Current parameter in function prototype", "<b>%1</b>", current); |
|
550 |
sample += current; |
|
551 |
if(i<paramcount-1) |
|
552 |
sample += i18nc("Function parameter separator", ", "); |
|
553 |
}
|
|
554 |
||
555 |
if(isbounded) { |
|
556 |
static QString bounds=i18nc("Current parameter is the bounding", " : bounds"); |
|
557 |
QString p=bounds; |
|
558 |
if(inbounds) |
|
559 |
p=i18nc("Current parameter in function prototype", "<b>%1</b>", p); |
|
560 |
sample += p; |
|
561 |
}
|
|
562 |
||
563 |
return sample+')'; |
|
564 |
||
565 |
}
|
|
566 |
||
567 |
||
568 |
/*QString OperatorsModel::operToString(const Operator& op) const
|
|
569 |
{
|
|
570 |
QStandardItem *it;
|
|
571 |
|
|
572 |
for(int i=0; i<KEYWORDNUM; i++) {
|
|
573 |
it=item(i,2);
|
|
574 |
if(it!=NULL && it->data(Qt::EditRole).toInt()==op.operatorType()) {
|
|
575 |
return item(i,0)->data(Qt::EditRole).toString();
|
|
576 |
}
|
|
577 |
}
|
|
578 |
return QString();
|
|
579 |
}*/
|
|
580 |
||
581 |