QVector<TileCoordsPyramid> DownloadRegionDialog::region() const
{
if ( !d->hasTextureLayer() ) {
return QVector<TileCoordsPyramid>();
}
d->m_downloadRegion.setTileLevelRange( d->m_tileLevelRangeWidget->topLevel(),
d->m_tileLevelRangeWidget->bottomLevel() );
d->m_downloadRegion.setVisibleTileLevel( d->m_visibleTileLevel );
// check whether "visible region" or "lat/lon region" is selection method
GeoDataLatLonAltBox downloadRegion;
switch ( d->m_selectionMethod ) {
case VisibleRegionMethod:
downloadRegion = d->m_visibleRegion;
break;
case SpecifiedRegionMethod:
downloadRegion = GeoDataLatLonAltBox( d->m_latLonBoxWidget->latLonBox(), 0, 0 );
break;
case RouteDownloadMethod:
qreal offset = d->m_routeOffsetSpinBox->value();
if( d->m_routeOffsetSpinBox->suffix() == " km") {
offset *= KM2METER;
}
const GeoDataLineString waypoints = d->m_model->routingManager()->routingModel()->route().path();
return d->m_downloadRegion.fromPath( d->m_textureLayer, offset, waypoints );
break;
}
return d->m_downloadRegion.region( d->m_textureLayer, downloadRegion );
}
GeoDataPoint::GeoDataPoint( const GeoDataCoordinates& other )
: GeoDataGeometry ( new GeoDataPointPrivate )
{
Q_D(GeoDataPoint);
d->m_coordinates = other;
d->m_latLonAltBox = GeoDataLatLonAltBox(d->m_coordinates);
}
void GeoDataPoint::setCoordinates( const GeoDataCoordinates &coordinates )
{
detach();
Q_D(GeoDataPoint);
d->m_coordinates = coordinates;
d->m_latLonAltBox = GeoDataLatLonAltBox(d->m_coordinates);
}
GeoDataPoint::GeoDataPoint( qreal lon, qreal lat, qreal alt,
GeoDataCoordinates::Unit unit )
: GeoDataGeometry( new GeoDataPointPrivate )
{
Q_D(GeoDataPoint);
d->m_coordinates = GeoDataCoordinates(lon, lat, alt, unit);
d->m_latLonAltBox = GeoDataLatLonAltBox(d->m_coordinates);
}
GeoDataLatLonAltBox GeoDataLatLonAltBox::fromLineString( const GeoDataLineString& lineString )
{
// If the line string is empty return a boundingbox that contains everything
if ( lineString.size() == 0 ) {
return GeoDataLatLonAltBox();
}
const qreal altitude = lineString.first().altitude();
GeoDataLatLonAltBox temp ( GeoDataLatLonBox::fromLineString( lineString ), altitude, altitude );
qreal maxAltitude = altitude;
qreal minAltitude = altitude;
// If there's only a single node stored then the boundingbox only contains that point
if ( lineString.size() == 1 ) {
temp.setMinAltitude( minAltitude );
temp.setMaxAltitude( maxAltitude );
return temp;
}
QVector<GeoDataCoordinates>::ConstIterator it( lineString.constBegin() );
QVector<GeoDataCoordinates>::ConstIterator itEnd( lineString.constEnd() );
for ( ; it != itEnd; ++it )
{
// Get coordinates and normalize them to the desired range.
const qreal altitude = (it)->altitude();
// Determining the maximum and minimum latitude
if ( altitude > maxAltitude ) maxAltitude = altitude;
if ( altitude < minAltitude ) minAltitude = altitude;
}
temp.setMinAltitude( minAltitude );
temp.setMaxAltitude( maxAltitude );
return temp;
}
