QString KStars::getObjectDataXML( const QString &objectName ) {
SkyObject *target = data()->objectNamed( objectName );
if ( !target ) {
return QString( "<xml></xml>" );
}
QString output;
QXmlStreamWriter stream( &output );
stream.setAutoFormatting( true );
stream.writeStartDocument();
stream.writeStartElement( "object" );
stream.writeTextElement( "Name", target->name() );
stream.writeTextElement( "Alt_Name", target->name2() );
stream.writeTextElement( "Long_Name", target->longname() );
stream.writeTextElement( "Constellation", KStarsData::Instance()->skyComposite()->getConstellationBoundary()->constellationName( target ) );
stream.writeTextElement( "RA_HMS", target->ra().toHMSString() );
stream.writeTextElement( "Dec_DMS", target->dec().toDMSString() );
stream.writeTextElement( "RA_J2000_HMS", target->ra0().toHMSString() );
stream.writeTextElement( "Dec_J2000_DMS", target->dec0().toDMSString() );
stream.writeTextElement( "RA_Degrees", QString::number( target->ra().Degrees() ) );
stream.writeTextElement( "Dec_Degrees", QString::number( target->dec().Degrees() ) );
stream.writeTextElement( "RA_J2000_Degrees", QString::number( target->ra0().Degrees() ) );
stream.writeTextElement( "Dec_J2000_Degrees", QString::number( target->dec0().Degrees() ) );
stream.writeTextElement( "Type", target->typeName() );
stream.writeTextElement( "Magnitude", QString::number( target->mag(), 'g', 2 ) );
stream.writeTextElement( "Position_Angle", QString::number( target->pa(), 'g', 3 ) );
StarObject *star = dynamic_cast< StarObject* >( target );
DeepSkyObject *dso = dynamic_cast< DeepSkyObject* >( target );
if ( star ) {
stream.writeTextElement( "Spectral_Type", star->sptype() );
stream.writeTextElement( "Genetive_Name", star->gname() );
stream.writeTextElement( "Greek_Letter", star->greekLetter() );
stream.writeTextElement( "Proper_Motion", QString::number( star->pmMagnitude() ) );
stream.writeTextElement( "Proper_Motion_RA", QString::number( star->pmRA() ) );
stream.writeTextElement( "Proper_Motion_Dec", QString::number( star->pmDec() ) );
stream.writeTextElement( "Parallax_mas", QString::number( star->parallax() ) );
stream.writeTextElement( "Distance_pc", QString::number( star->distance() ) );
stream.writeTextElement( "Henry_Draper", QString::number( star->getHDIndex() ) );
stream.writeTextElement( "BV_Index", QString::number( star->getBVIndex() ) );
}
else if ( dso ) {
stream.writeTextElement( "Catalog", dso->catalog() );
stream.writeTextElement( "Major_Axis", QString::number( dso->a() ) );
stream.writeTextElement( "Minor_Axis", QString::number( dso->a() * dso->e() ) );
}
stream.writeEndElement(); // object
stream.writeEndDocument();
return output;
}
QString SkyObjItem::getSurfaceBrightness() const
{
/** Surface Brightness is applicable only for extended light sources like
* Deep-Sky Objects. Here we use the formula SB = m + log10(a*b/4)
* where m is the magnitude of the sky-object. a and b are the major and minor
* axis lengths of the objects respectively in arcminutes. SB is the surface
* brightness obtained in mag * arcminutes^-2
*/
DeepSkyObject *dso = (DeepSkyObject *)m_So;
float SB = m_So->mag() + 2.5 * log10(dso->a() * dso->b() / 4);
switch(getType())
{
case Galaxy:
case Nebula:
return KGlobal::locale()->formatNumber(SB, 2) + " mag/arcmin^2";
default:
return QString(" --"); // Not applicable for other sky-objects
}
}
void DetailsTable::createGeneralTable(SkyObject *obj)
{
clearContents();
QTextCursor cursor = m_Document->rootFrame()->firstCursorPosition();
//Fill in the data fields
//Contents depend on type of object
StarObject *s = 0;
DeepSkyObject *dso = 0;
KSPlanetBase *ps = 0;
QString pname, oname;
QString objNamesVal, objTypeVal, objDistVal, objSizeVal, objMagVal, objBvVal, objIllumVal;
QString objSizeLabel, objMagLabel;
switch(obj->type())
{
case SkyObject::STAR:
{
s = (StarObject *)obj;
objNamesVal = s->longname();
if(s->getHDIndex() != 0)
{
if(!s->longname().isEmpty())
{
objNamesVal = s->longname() + QString(", HD%1").arg(QString::number(s->getHDIndex())) ;
}
else
{
objNamesVal = QString(", HD%1").arg(QString::number(s->getHDIndex()));
}
}
objTypeVal = s->sptype() + ' ' + i18n("star");
objMagVal = i18nc("number in magnitudes", "%1 mag", KGlobal::locale()->formatNumber(s->mag(), 1)); //show to tenths place
if(s->getBVIndex() < 30.0)
{
objBvVal = QString::number(s->getBVIndex(), 'g', 2);
}
//distance
if(s->distance() > 2000. || s->distance() < 0.) // parallax < 0.5 mas
{
objDistVal = i18nc("larger than 2000 parsecs", "> 2000 pc");
}
else if(s->distance() > 50.0) //show to nearest integer
{
objDistVal = i18nc("number in parsecs", "%1 pc", KGlobal::locale()->formatNumber(s->distance(), 0));
}
else if(s->distance() > 10.0) //show to tenths place
{
objDistVal = i18nc("number in parsecs", "%1 pc", KGlobal::locale()->formatNumber(s->distance(), 1));
}
else //show to hundredths place
{
objDistVal = i18nc("number in parsecs", "%1 pc", KGlobal::locale()->formatNumber(s->distance(), 2));
}
//Note multiplicity/variablility in angular size label
if(s->isMultiple() && s->isVariable())
{
objSizeLabel = i18nc("the star is a multiple star", "multiple") + ',';
objSizeVal = i18nc("the star is a variable star", "variable");
}
else if(s->isMultiple())
{
objSizeLabel = i18nc("the star is a multiple star", "multiple");
}
else if(s->isVariable())
{
objSizeLabel = i18nc("the star is a variable star", "variable");
}
objIllumVal = "--";
break; //End of stars case
}
case SkyObject::ASTEROID: //[fall through to planets]
case SkyObject::COMET: //[fall through to planets]
case SkyObject::MOON: //[fall through to planets]
case SkyObject::PLANET:
{
ps = (KSPlanetBase *)obj;
objNamesVal = ps->longname();
//Type is "G5 star" for Sun
if(ps->name() == "Sun")
{
objTypeVal = i18n("G5 star");
}
else if(ps->name() == "Moon")
{
objTypeVal = ps->translatedName();
}
else if(ps->name() == i18n("Pluto") || ps->name() == "Ceres" || ps->name() == "Eris") // TODO: Check if Ceres / Eris have translations and i18n() them
{
objTypeVal = i18n("Dwarf planet");
}
else
{
objTypeVal = ps->typeName();
}
//Magnitude: The moon displays illumination fraction instead
if(obj->name() == "Moon")
{
objIllumVal = QString("%1 %").arg(KGlobal::locale()->formatNumber(((KSMoon *)obj)->illum()*100., 0));
}
objMagVal = i18nc("number in magnitudes", "%1 mag", KGlobal::locale()->formatNumber(ps->mag(), 1)); //show to tenths place
//Distance from Earth. The moon requires a unit conversion
if(ps->name() == "Moon")
{
objDistVal = i18nc("distance in kilometers", "%1 km", KGlobal::locale()->formatNumber(ps->rearth() * AU_KM ));
}
else
{
objDistVal = i18nc("distance in Astronomical Units", "%1 AU", KGlobal::locale()->formatNumber(ps->rearth()));
}
//Angular size; moon and sun in arcmin, others in arcsec
if(ps->angSize())
{
if(ps->name() == "Sun" || ps->name() == "Moon")
{
// Needn't be a plural form because sun / moon will never contract to 1 arcminute
objSizeVal = i18nc("angular size in arcminutes", "%1 arcmin", KGlobal::locale()->formatNumber(ps->angSize()));
}
else
{
objSizeVal = i18nc("angular size in arcseconds","%1 arcsec", KGlobal::locale()->formatNumber(ps->angSize() * 60.0));
}
}
else
{
objSizeVal = "--";
}
break; //End of planets/comets/asteroids case
}
default: //Deep-sky objects
{
dso = (DeepSkyObject *)obj;
//Show all names recorded for the object
if(!dso->longname().isEmpty() && dso->longname() != dso->name())
{
pname = dso->translatedLongName();
oname = dso->translatedName();
}
else
{
pname = dso->translatedName();
}
if(!dso->translatedName2().isEmpty())
{
if(oname.isEmpty())
{
oname = dso->translatedName2();
}
else
{
oname += ", " + dso->translatedName2();
}
}
if(dso->ugc() != 0)
{
if(!oname.isEmpty())
{
oname += ", ";
}
oname += "UGC " + QString::number(dso->ugc());
}
if(dso->pgc() != 0)
{
if(!oname.isEmpty())
{
oname += ", ";
}
oname += "PGC " + QString::number(dso->pgc());
}
if(!oname.isEmpty())
{
pname += ", " + oname;
}
objNamesVal = pname;
objTypeVal = dso->typeName();
if(dso->type() == SkyObject::RADIO_SOURCE)
{
objMagLabel = i18nc("integrated flux at a frequency", "Flux(%1):", dso->customCatalog()->fluxFrequency());
objMagVal = i18nc("integrated flux value", "%1 %2", KGlobal::locale()->formatNumber(dso->flux(), 1),
dso->customCatalog()->fluxUnit()); //show to tenths place
}
else if(dso->mag() > 90.0)
{
objMagVal = "--";
}
else
{
objMagVal = i18nc("number in magnitudes", "%1 mag", KGlobal::locale()->formatNumber(dso->mag(), 1)); //show to tenths place
}
//No distances at this point...
objDistVal = "--";
//Only show decimal place for small angular sizes
if(dso->a() > 10.0)
{
objSizeVal = i18nc("angular size in arcminutes", "%1 arcmin", KGlobal::locale()->formatNumber(dso->a(), 0));
}
else if(dso->a())
{
objSizeVal = i18nc("angular size in arcminutes", "%1 arcmin", KGlobal::locale()->formatNumber(dso->a(), 1));
}
else
{
objSizeVal = "--";
}
break; //End of deep-space objects case
}
}
//Common to all types:
if(obj->type() == SkyObject::CONSTELLATION )
{
objTypeVal = KStarsData::Instance()->skyComposite()->getConstellationBoundary()->constellationName(obj);
}
else
{
objTypeVal = i18nc("%1 type of sky object (planet, asteroid etc), %2 name of a constellation", "%1 in %2", objTypeVal,
KStarsData::Instance()->skyComposite()->getConstellationBoundary()->constellationName(obj));
}
QVector<QTextLength> constraints;
constraints << QTextLength(QTextLength::PercentageLength, 25)
<< QTextLength(QTextLength::PercentageLength, 25)
<< QTextLength(QTextLength::PercentageLength, 25)
<< QTextLength(QTextLength::PercentageLength, 25);
m_TableFormat.setColumnWidthConstraints(constraints);
QTextTable *table = cursor.insertTable(5, 4, m_TableFormat);
table->mergeCells(0, 0, 1, 4);
QTextBlockFormat centered;
centered.setAlignment(Qt::AlignCenter);
table->cellAt(0, 0).firstCursorPosition().setBlockFormat(centered);
table->cellAt(0, 0).firstCursorPosition().insertText(i18n("General"), m_TableTitleCharFormat);
table->mergeCells(1, 1, 1, 3);
table->cellAt(1, 0).firstCursorPosition().insertText(i18n("Names:"), m_ItemNameCharFormat);
table->cellAt(1, 0).firstCursorPosition().setBlockFormat(centered);
table->cellAt(1, 1).firstCursorPosition().insertText(objNamesVal, m_ItemValueCharFormat);
table->cellAt(2, 0).firstCursorPosition().insertText(i18n("Type:"), m_ItemNameCharFormat);
table->cellAt(2, 0).firstCursorPosition().setBlockFormat(centered);
table->cellAt(2, 1).firstCursorPosition().insertText(objTypeVal, m_ItemValueCharFormat);
table->cellAt(3, 0).firstCursorPosition().insertText(i18n("Distance:"), m_ItemNameCharFormat);
table->cellAt(3, 0).firstCursorPosition().setBlockFormat(centered);
table->cellAt(3, 1).firstCursorPosition().insertText(objDistVal, m_ItemValueCharFormat);
table->cellAt(4, 0).firstCursorPosition().insertText(i18n("Size:"), m_ItemNameCharFormat);
table->cellAt(4, 0).firstCursorPosition().setBlockFormat(centered);
table->cellAt(4, 1).firstCursorPosition().insertText(objSizeVal, m_ItemValueCharFormat);
table->cellAt(2, 2).firstCursorPosition().insertText(i18n("Magnitude:"), m_ItemNameCharFormat);
table->cellAt(2, 2).firstCursorPosition().setBlockFormat(centered);
table->cellAt(2, 3).firstCursorPosition().insertText(objMagVal, m_ItemValueCharFormat);
table->cellAt(3, 2).firstCursorPosition().insertText(i18n("B-V index:"), m_ItemNameCharFormat);
table->cellAt(3, 2).firstCursorPosition().setBlockFormat(centered);
table->cellAt(3, 3).firstCursorPosition().insertText(objBvVal, m_ItemValueCharFormat);
table->cellAt(4, 2).firstCursorPosition().insertText(i18n("Illumination:"), m_ItemNameCharFormat);
table->cellAt(4, 2).firstCursorPosition().setBlockFormat(centered);
table->cellAt(4, 3).firstCursorPosition().insertText(objIllumVal, m_ItemValueCharFormat);
}