File indexing completed on 2025-04-13 11:19:26

 /***************************************************************************
  *   Copyright (C) 2006 David Saxton <david@bluehaze.org>                  *
  *                                                                         *
  *   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.                                   *
  ***************************************************************************/
 
 #include "componentmodellibrary.h"
 
 #include <QFile>
 #include <QStandardPaths>
 #include <QElapsedTimer>
 
 #include <cassert>
 
 #include <ktechlab_debug.h>
 
 // A prime number slightly larger than the number of models for any particular type
 // const int maxComponentModels = 101;
 
 // BEGIN class ComponentModel
 ComponentModel::ComponentModel()
 {
 }
 
 ComponentModel::~ComponentModel()
 {
 }
 
 double ComponentModel::property(const QString &name) const
 {
     return m_property[name];
 }
 
 void ComponentModel::setProperty(const QString &name, double value)
 {
     m_property[name] = value;
 }
 // END class ComponentModel
 
 // BEGIN class ComponentModelLibrary
 ComponentModelLibrary *ComponentModelLibrary::m_pSelf = nullptr;
 
 // static
 ComponentModelLibrary *ComponentModelLibrary::self()
 {
     if (!m_pSelf)
         m_pSelf = new ComponentModelLibrary;
 
     return m_pSelf;
 }
 
 ComponentModelLibrary::ComponentModelLibrary()
 {
     loadModels();
 }
 
 ComponentModelLibrary::~ComponentModelLibrary()
 {
 }
 
 void ComponentModelLibrary::loadModels()
 {
     QElapsedTimer ct;
     ct.start();
 
     QStringList files;
     files << "transistors_lib.txt";
 
     // Used to check that maxComponentModels isn't too small
     typedef QMap<ModelType, int> IntMap;
     IntMap modelCount;
 
     QStringList::iterator end = files.end();
     for (QStringList::iterator it = files.begin(); it != end; ++it) {
         QString fileName = QStandardPaths::locate(QStandardPaths::AppDataLocation, "models/" + *it);
         if (fileName.isEmpty()) {
             qCWarning(KTL_LOG) << "Could not find library file \"" << *it << "\".";
             continue;
         }
 
         QFile file(fileName);
         if (!file.open(QIODevice::ReadOnly)) {
             qCWarning(KTL_LOG) << "Could not open library file \"" << fileName << "\" for reading.";
             continue;
         }
 
         QString id;
         QString typeString;
         ComponentModel *model = nullptr;
 
         QTextStream stream(&file);
         while (!stream.atEnd()) {
             QString line = stream.readLine();
 
             if (line.isEmpty())
                 continue;
 
             if (line == "[/]") {
                 // End of previous model
 
                 assert(model);
 
                 ModelType type = None;
                 if (typeString == "NPN")
                     type = NPN;
                 else if (typeString == "PNP")
                     type = PNP;
                 else
                     qCCritical(KTL_LOG) << "Unknown type \"" << typeString << "\".";
 
                 if (m_componentModelIDs[type].contains(id))
                     qCCritical(KTL_LOG) << "Already have model with id=\"" << id << "\" for type=\"" << typeString << "\".";
 
                 if (!m_componentModels.contains(type)) {
                     m_componentModels[type] = ComponentModelDict(/* maxComponentModels */);
                     // m_componentModels[type].setAutoDelete( true ); // 2018.08.14 - not needed
                 }
 
                 m_componentModels[type].insert(id, *model);
                 m_componentModelIDs[type] << id;
 
                 /* if ( int(modelCount[type] * 1.2) > maxComponentModels )  // 2018.08.14 - not needed
                 {
                     qCWarning(KTL_LOG) << "There are "<<modelCount[type]<<" models for component type \""<<typeString<<"\". Consider enlarging the dictionary.";
                 } */
 
                 // Reset the model
                 model = nullptr;
                 id = QString();
                 typeString = QString();
 
                 modelCount[type]++;
             } else if (line.startsWith("[")) {
                 // Already handled the case with "[/]", so must be beginning of
                 // new model
 
                 // Check that their isn't a previous model that hasn't saved
                 assert(!model);
 
                 model = new ComponentModel;
                 id = line.mid(1, line.length() - 2); // extract the text between the square brackets
             } else {
                 // Setting a property of the model
                 assert(model);
 
                 int pos = line.indexOf('=');
                 assert(pos != -1);
 
                 QString name = line.left(pos);
                 QString value = line.mid(pos + 1);
 
                 if (name == "Description")
                     model->setDescription(value);
                 else if (name == "Type")
                     typeString = value;
                 else {
                     bool ok;
                     double realValue = value.toDouble(&ok);
 
                     if (!ok)
                         qCCritical(KTL_LOG) << "Could not convert \"" << value << "\" to a real number (for property \"" << name << "\".";
                     else
                         model->setProperty(name, realValue);
                 }
             }
         }
     }
 
     qCDebug(KTL_LOG) << "It took " << ct.elapsed() << " milliseconds to read in the component models.";
 }
 // END class ComponentModelLibrary
 
 #include "moc_componentmodellibrary.cpp"