void SettingsPageTask::setDistanceValue( Distance& dest, DoubleNumberEditor* src)
{
if( m_distUnit == Distance::kilometers ) // user gets kilometers
{
dest.setKilometers( src->value() );
}
else if( m_distUnit == Distance::miles ) // user gets miles
{
dest.setMiles( src->value() );
}
else // ( distUnit == Distance::nautmiles )
{
dest.setNautMiles( src->value() );
}
}
/**
* Calculate course, distance and reachability from the current position
* to the elements contained in the limited list. If a glider is defined
* the glide path is taken into account and the arrival altitude is
* calculated too.
*/
void ReachableList::calculateDataInList()
{
// QTime t;
// t.start();
int counter = 0;
setInitValues();
arrivalAltMap.clear();
distanceMap.clear();
for (int i = 0; i < count(); i++)
{
// recalculate Distance
ReachablePoint& p = (*this)[i];
WGSPoint pt = p.getWaypoint()->wgsPoint;
Altitude arrivalAlt;
Distance distance;
Speed bestSpeed;
distance.setKilometers( MapCalc::dist(&lastPosition, &pt) );
if ( lastPosition == pt || distance.getMeters() <= 100.0 )
{
// @AP: there is nearly no difference between the two points,
// therefore we have no distance and no bearing
distance.setMeters(0.0);
p.setDistance( distance );
p.setBearing( 0 );
p.setArrivalAlt( calculator->getAltitudeCollection().gpsAltitude );
}
else
{
p.setDistance( distance );
// recalculate Bearing
p.setBearing( short (rint(MapCalc::getBearingWgs(lastPosition, pt) * 180/M_PI)) );
// Calculate glide path. Returns false, if no glider is known.
calculator->glidePath( p.getBearing(), p.getDistance(),
Altitude(p.getElevation()),
arrivalAlt, bestSpeed );
// Save arrival altitude. Is set to invalid, if no glider is defined in calculator.
p.setArrivalAlt( arrivalAlt );
}
if ( arrivalAlt.isValid() )
{
// add only valid altitudes to the map
arrivalAltMap[ coordinateString ( pt ) ] = (int) arrivalAlt.getMeters() + safetyAlt;
}
distanceMap[ coordinateString ( pt ) ] = distance;
if ( arrivalAlt.getMeters() > 0 )
{
counter++;
}
}
// sorting of items depends on the glider selection
if ( calculator->glider() )
{
modeAltitude = true; // glider is known, sort by arrival altitudes
}
else
{
modeAltitude = false; // glider is unknown, sort by distances
}
qSort( begin(), end() );
// qDebug("Number of reachable sites (arriv >0): %d", counter );
// qDebug("Time for glide path calculation: %d msec", t.restart() );
emit newReachList();
}
void ReachableList::addItemsToList(enum MapContents::ListID item)
{
Distance distance;
QRect bbox = MapCalc::areaBox(lastPosition, _maxReach);
int r=0, a=0;
//qDebug("bounding box: (%d, %d), (%d, %d) (%d x %d km)", bbox.left(),bbox.top(),bbox.right(),bbox.bottom(),0,0);
if( item == MapContents::WaypointList )
{
// Waypoints have different structure treat them here
QList<Waypoint> &wpList = _globalMapContents->getWaypointList();
// qDebug("Nr of Waypoints: %d", wpList.count() );
for ( int i=0; i < wpList.count(); i++ )
{
WGSPoint pt = wpList.at(i).wgsPoint;
if (! bbox.contains(pt))
{
//qDebug("Not in bounding box, so ignore! (distance: %d, (%d, %d), %s)", (int)distance.getKilometers(), pt.x(),pt.y(), wpList.at(i)->name.latin1());
r++;
continue;
}
else
{
a++;
//qDebug("In bounding box, so accept! (distance: %d, %s)", (int)distance.getKilometers(), wpList.at(i)->name.latin1());
}
distance.setKilometers(MapCalc::dist(&lastPosition, &pt));
bool isLandable = false;
if( wpList.at(i).rwyList.size() > 0 )
{
isLandable = wpList.at(i).rwyList.at(0).m_isOpen;
}
// check if point is a potential reachable candidate at best LD
if ( (distance.getKilometers() > _maxReach ) ||
! (isLandable ||
(wpList.at(i).type == BaseMapElement::Outlanding) ) )
{
continue;
}
// calculate bearing
double result = MapCalc::getBearing(lastPosition, pt);
int bearing = int(rint(result * 180./M_PI));
Altitude altitude(0);
ReachablePoint rp( wpList[i],
false,
distance,
bearing,
altitude );
append(rp);
}
}
else
{
// get number of elements in the list
int nr = _globalMapContents->getListLength(item);
// qDebug("No of sites: %d type %d", nr, item );
for (int i=0; i<nr; i++ )
{
// Get specific site data from current list. We have to distinguish
// between AirfieldList, GilderSiteList and OutlandingList.
Airfield* site;
if( item == MapContents::AirfieldList )
{
// Fetch data from airport list
site = _globalMapContents->getAirfield(i);
}
else if( item == MapContents::GliderfieldList )
{
// fetch data from glider site list
site = _globalMapContents->getGliderfield(i);
}
else if( item == MapContents::OutLandingList )
{
// fetch data from glider site list
site = _globalMapContents->getOutlanding(i);
}
else
{
qWarning( "ReachableList::addItemsToList: ListType %d is unknown",
item );
break;
}
QString siteName = site->getWPName();
QString siteIcao = site->getICAO();
QString siteDescription = site->getName();
QString siteCountry = site->getCountry();
short siteType = site->getTypeID();
float siteFrequency = site->getFrequency();
WGSPoint siteWgsPosition = site->getWGSPosition();
QPoint sitePosition = site->getPosition();
float siteElevation = site->getElevation();
QString siteComment = site->getComment();
QList<Runway> siteRwyList = site->getRunwayList();
if (! bbox.contains(siteWgsPosition) )
{
//qDebug("Not in bounding box, so ignore! (distance: %d, (%d, %d), %s)", (int)distance.getKilometers(), pt.x(),pt.y(), site->getName().latin1());
r++;
continue;
}
else
{
a++;
//qDebug("In bounding box, so accept! (distance: %d, %s)", (int)distance.getKilometers(), site->getName().latin1());
}
distance.setKilometers(MapCalc::dist(&lastPosition,&siteWgsPosition));
// qDebug("%d %f %f", i, (float)distance.getKilometers(),_maxReach );
// check if point is a potential reachable candidate at best LD
if ( distance.getKilometers() > _maxReach )
{
continue;
}
// calculate bearing
double result = MapCalc::getBearing(lastPosition, siteWgsPosition);
short bearing = short(rint(result * 180./M_PI));
Altitude altitude(0);
// add all potential reachable points to the list, altitude is calculated later
ReachablePoint rp( siteName,
siteIcao,
siteDescription,
siteCountry,
true,
siteType,
siteFrequency,
siteWgsPosition,
sitePosition,
siteElevation,
siteComment,
distance,
bearing,
altitude,
siteRwyList );
append(rp);
// qDebug("%s(%d) %f %d° %d", rp.getName().toLatin1().data(), rp.getElevation(), rp.getDistance().getKilometers(), rp.getBearing(), (int)rp->getArrivalAlt().getMeters() );
}
}
// qDebug("accepted: %d, rejected: %d. Percent reject: %f",a,r,(100.0*r)/(a+r));
}
