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functionssingleton.cpp
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functionssingleton.cpp
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#include "functionssingleton.h"
#include "projectsingleton.h"
#include "function.h"
#include "hierarchicalfunction.h"
#include "integralfunction.h"
#include "transmissionfunction.h"
#include "abstractfunction.h"
#include "differentialfunction.h"
#include "curve.h"
#include "functioncurve.h"
#include "curvesingleton.h"
#include "csvfilewriter.h"
#include <QStringList>
#include <QDebug>
FunctionsSingleton::FunctionsSingleton()
{
//mTransmissionFunction = new TransmissionFunction();
}
FunctionsSingleton::~FunctionsSingleton()
{
clear();
}
void FunctionsSingleton::clear()
{
qDebug() << "FunctionsSingleton::clear()";
//qDeleteAll(mFunctions);
mFunctions.clear();
AbstractFunction::resetStaticId();
}
void FunctionsSingleton::addFunction(const AbstractFunctionPtr &f)
{
qDebug() << "FunctionSingleton::addFunction: adding function "<<f->getName();
if(f != 0) {
QSharedPointer<AbstractFunction> pf(f);
mFunctions[f->getId()] = pf;
} else {
qDebug() << "FunctionSingleton::addFunction: CANNOT ADD A NULL FUNCTION";
}
}
IntegralFunctionPtr FunctionsSingleton::isSubFunctionOfIntegral(const AbstractFunctionPtr &f)
{
foreach(AbstractFunctionPtr ptr, mFunctions) {
if(ptr->getType() == AbstractFunction::Integral) {
IntegralFunctionPtr intPtr = qSharedPointerDynamicCast<IntegralFunction>(ptr);
if(intPtr != 0 && intPtr->hasFunction(f->getId())) {
return intPtr;
}
}
}
return IntegralFunctionPtr();
}
bool FunctionsSingleton::removeFunction(const AbstractFunctionPtr &f)
{
qDebug() << "FunctionsSingleton::removeFunction";
bool canDelete = false;
if(f != 0) {
canDelete = true;
QMap< int, QSharedPointer<AbstractFunction> >::iterator it = mFunctions.find(f->getId());
if(it != mFunctions.end()) {
if(f != 0) {
// Remove base function.
// Harmless since everything is a copy of that
if(f->getType() == AbstractFunction::Function) {
qDebug() << "FunctionsSingleton::removeFunction() - deleting " << it.value()->getName();
canDelete = true;
}
// Removes differential function.
// Can remove the integral function associated. Managed by QSharedPointers so instance won't be deleted as long as another function is using it
else if(f->getType() == AbstractFunction::Differential) {
qDebug() << "FunctionsSingleton::removeFunction() -- DIFFERENTIAL";
canDelete = true;
}
// Integral function can be deleted safely
else if(f->getType() == AbstractFunction::Integral) {
qDebug() << "FunctionsSingleton::removeFunction() -- INTEGRAL";
canDelete = true;
}
// Hierarchicalfunction is tricky: if deleted it should be deleted from the integral.
// If not then, save/load would fail, the integral wouldn't be controllable anymore!
// Delete only if not linked, else do nothing, return false
else if(f->getType() == AbstractFunction::HierarchicalFunction) {
qDebug() << "FunctionsSingleton::removeFunction() -- HIERARCHICAL";
canDelete = true;
foreach(AbstractFunctionPtr af, mFunctions) {
if(af->getType() == AbstractFunction::Integral) {
IntegralFunctionPtr intPtr = qSharedPointerDynamicCast<IntegralFunction>(af);
if(intPtr->hasFunction(f->getId())) {
qDebug() << "Hierarchical Function " << f->getName() << " is referenced by integral " << intPtr->getName() << ": can't delete";
canDelete = false;
break;
}
}
}
} }
}
if(canDelete) {
qDebug() << "deleting function " << f->getName();
Singleton<CurveSingleton>::Instance().removeCurve(f->getCurve());
mFunctions.erase(it);
}
}
return canDelete;
}
AbstractFunctionPtr FunctionsSingleton::getFunctionById(int id)
{
foreach(QSharedPointer<AbstractFunction> f, mFunctions) {
if(f->getId() == id) {
return f;
}
}
return AbstractFunctionPtr(0);
}
QList<int> FunctionsSingleton::getFunctionIds() const
{
return mFunctions.keys();
}
bool FunctionsSingleton::functionNameExists(const QString& name) const
{
foreach(AbstractFunctionPtr f, mFunctions) {
if(f != 0) {
if(f->getName() == name) {
return true;
}
}
}
return false;
}
void FunctionsSingleton::loadFromSettings()
{
mTransmissionFunction = new TransmissionFunction();
qDebug() << "FunctionsSingleton::loadFromSettings()";
QSettings *settings = Singleton<ProjectSingleton>::Instance().getSettings();
mTransmissionFunction->loadFromSettings();
settings->beginGroup("Functions/Function/");
QStringList groups = settings->childGroups();
settings->endGroup();
foreach(QString functionId, groups) {
FunctionPtr f(new Function(functionId.toInt()));
f->loadFromConfig("Functions/Function/"+functionId);
addFunction(f);
}
settings->beginGroup("Functions/HierarchicalFunction/");
QStringList hGroups = settings->childGroups();
settings->endGroup();
foreach(QString functionId, hGroups) {
HierarchicalFunctionPtr f(new HierarchicalFunction(functionId.toInt()));
f->loadFromConfig("Functions/HierarchicalFunction/"+functionId);
addFunction(f);
}
settings->beginGroup("Functions/IntegralFunction/");
QStringList iGroups = settings->childGroups();
settings->endGroup();
foreach(QString functionId, iGroups) {
IntegralFunctionPtr f(new IntegralFunction(functionId.toInt()));
f->loadFromConfig("Functions/IntegralFunction/"+functionId);
addFunction(f);
}
settings->beginGroup("Functions/DifferentialFunction/");
QStringList dGroups = settings->childGroups();
settings->endGroup();
foreach(QString functionId, dGroups) {
DifferentialFunctionPtr f(new DifferentialFunction(functionId.toInt()));
f->loadFromConfig("Functions/DifferentialFunction/"+functionId);
addFunction(f);
}
foreach(QSharedPointer<AbstractFunction> f, mFunctions) {
f->updateLinkedCurve(true);
}
}
void FunctionsSingleton::save()
{
qDebug() << "FunctionsSingleton::save() : Saving all functions...";
QSettings *settings = Singleton<ProjectSingleton>::Instance().getSettings();
mTransmissionFunction->save();
// First cleanup the curves
settings->beginGroup("Functions");
settings->remove("");
settings->endGroup();
// Now save all the curves
foreach(int fId, mFunctions.keys()) {
qDebug() << "Function " << fId;
mFunctions[fId]->save("Functions");
}
}
bool FunctionsSingleton::exportVariables(const QString& path)
{
CSVFileWriter w("\t");
if(w.openFile(path)) {
QString fName, name, type;
foreach(AbstractFunctionPtr af, mFunctions) {
int fNumber = 0;
if(af->getType() == AbstractFunction::HierarchicalFunction) {
HierarchicalFunctionPtr hf = qSharedPointerDynamicCast<HierarchicalFunction>(af);
if(hf != 0) {
fName = af->getName();
foreach(FunctionPtr f, hf->getFunctions()) {
name = fName+"_"+QString::number(fNumber++);
type = f->getName();
QStringList line;
line << name << type << f->getVariableList();
w.writeLine(line);
line.clear();
line << name << type << f->getVariablesValueList();
w.writeLine(line);
}
}
}
}
}
}
TransmissionFunction* FunctionsSingleton::getTransmissionFunction()
{
return mTransmissionFunction;
}