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/*
* Copyright (C) 2009 Timothy Reaves
*
* 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, Suite 500, Boston, MA 02110-1335, USA.
*/
#include "Ocular.hpp"
#include "Telescope.hpp"
#include "Lens.hpp"
Ocular::Ocular()
: m_binoculars(false),
m_permanentCrosshair(false),
m_apparentFOV(0.0),
m_effectiveFocalLength(0.0),
m_fieldStop(0.0)
{
}
Ocular::Ocular(const QObject& other)
: m_binoculars(other.property("binoculars").toBool()),
m_permanentCrosshair(other.property("permanentCrosshair").toBool()),
m_apparentFOV(other.property("apparentFOV").toDouble()),
m_effectiveFocalLength(other.property("effectiveFocalLength").toDouble()),
m_fieldStop(other.property("fieldStop").toDouble()),
m_name(other.property("name").toString()),
m_reticlePath(other.property("reticlePath").toString())
{
}
Ocular::~Ocular()
{
}
static QMap<int, QString> mapping;
QMap<int, QString> Ocular::propertyMap(void)
{
if(mapping.isEmpty()) {
mapping = QMap<int, QString>();
mapping[0] = "name";
mapping[1] = "apparentFOV";
mapping[2] = "effectiveFocalLength";
mapping[3] = "fieldStop";
mapping[4] = "binoculars";
mapping[5] = "permanentCrosshair";
mapping[6] = "reticlePath";
}
return mapping;
}
double Ocular::actualFOV(const Telescope * telescope, const Lens * lens) const
{
const double lens_multipler = (lens != Q_NULLPTR ? lens->getMultipler() : 1.0);
double actualFOV = 0.0;
if (m_binoculars) {
actualFOV = apparentFOV();
} else if (fieldStop() > 0.0) {
actualFOV = fieldStop() / (telescope->focalLength() * lens_multipler) * 57.3;
} else {
//actualFOV = apparent / mag
actualFOV = apparentFOV() / (telescope->focalLength() * lens_multipler / effectiveFocalLength());
}
return actualFOV;
}
double Ocular::magnification(const Telescope * telescope, const Lens * lens) const
{
double magnifiction = 0.0;
if (m_binoculars) {
magnifiction = effectiveFocalLength();
} else {
const double lens_multipler = (lens != Q_NULLPTR ? lens->getMultipler() : 1.0);
magnifiction = telescope->focalLength() * lens_multipler / effectiveFocalLength();
}
return magnifiction;
}
QString Ocular::name(void) const
{
return m_name;
}
void Ocular::setName(const QString aName)
{
m_name = aName;
}
double Ocular::apparentFOV(void) const
{
return m_apparentFOV;
}
void Ocular::setApparentFOV(const double fov)
{
m_apparentFOV = fov;
}
double Ocular::effectiveFocalLength(void) const
{
return m_effectiveFocalLength;
}
void Ocular::setEffectiveFocalLength(const double fl)
{
m_effectiveFocalLength = fl;
}
double Ocular::fieldStop(void) const
{
return m_fieldStop;
}
void Ocular::setFieldStop(const double fs)
{
m_fieldStop = fs;
}
bool Ocular::isBinoculars(void) const
{
return m_binoculars;
}
void Ocular::setBinoculars(const bool flag)
{
m_binoculars = flag;
}
bool Ocular::hasPermanentCrosshair(void) const
{
return m_permanentCrosshair;
}
void Ocular::setPermanentCrosshair(const bool flag)
{
m_permanentCrosshair = flag;
}
QString Ocular::reticlePath(void) const
{
return m_reticlePath;
}
void Ocular::setReticlePath(const QString path)
{
m_reticlePath = path;
}
Ocular * Ocular::ocularFromSettings(const QSettings *theSettings, const int ocularIndex)
{
Ocular* ocular = new Ocular();
QString prefix = "ocular/" + QVariant(ocularIndex).toString() + "/";
ocular->setName(theSettings->value(prefix + "name", "").toString());
ocular->setApparentFOV(theSettings->value(prefix + "afov", 0.0).toDouble());
ocular->setEffectiveFocalLength(theSettings->value(prefix + "efl", 0.0).toDouble());
ocular->setFieldStop(theSettings->value(prefix + "fieldStop", 0.0).toDouble());
ocular->setBinoculars(theSettings->value(prefix + "binoculars", "false").toBool());
ocular->setPermanentCrosshair(theSettings->value(prefix + "permanentCrosshair", "false").toBool());
ocular->setReticlePath(theSettings->value(prefix + "reticlePath", "").toString());
if (!(ocular->apparentFOV() > 0.0 && ocular->effectiveFocalLength() > 0.0)) {
qWarning() << "WARNING: Invalid data for ocular. Ocular values must be positive. \n"
<< "\tafov: " << ocular->apparentFOV() << "\n"
<< "\tefl: " << ocular->effectiveFocalLength() << "\n"
<< "\tThis ocular will be ignored.";
delete ocular;
ocular = Q_NULLPTR;
}
return ocular;
}
void Ocular::writeToSettings(QSettings * settings, const int index)
{
QString prefix = "ocular/" + QVariant(index).toString() + "/";
settings->setValue(prefix + "name", this->name());
settings->setValue(prefix + "afov", this->apparentFOV());
settings->setValue(prefix + "efl", this->effectiveFocalLength());
settings->setValue(prefix + "fieldStop", this->fieldStop());
settings->setValue(prefix + "binoculars", this->isBinoculars());
settings->setValue(prefix + "permanentCrosshair", this->hasPermanentCrosshair());
settings->setValue(prefix + "reticlePath", this->reticlePath());
}
Ocular * Ocular::ocularModel(void)
{
Ocular* model = new Ocular();
model->setName("My Ocular");
model->setApparentFOV(68);
model->setEffectiveFocalLength(32);
model->setFieldStop(0);
model->setBinoculars(false);
model->setPermanentCrosshair(false);
model->setReticlePath("");
return model;
}
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