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qgroundcontrol
Commit 72082c24 authored by Gus Grubba's avatar Gus Grubba
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Merge branch 'Stable_V3.3' of https://github.com/mavlink/qgroundcontrol into Airmap

parents 89f666ec ee46c6b5
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Showing with 205 additions and 106 deletions
src/FactSystem/FactMetaData.cc
View file @ 72082c24
......@@ -45,25 +45,27 @@ const FactMetaData::BuiltInTranslation_s FactMetaData::_rgBuiltInTranslations[]
// Translations driven by app settings
const FactMetaData::AppSettingsTranslation_s FactMetaData::_rgAppSettingsTranslations[] = {
{ "m", "m", false, UnitsSettings::DistanceUnitsMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "meters", "meters", false, UnitsSettings::DistanceUnitsMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "cm/px", "cm/px", false, UnitsSettings::DistanceUnitsMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "m/s", "m/s", true, UnitsSettings::SpeedUnitsMetersPerSecond, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "C", "C", false, UnitsSettings::TemperatureUnitsCelsius, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "m^2", "m^2", false, UnitsSettings::AreaUnitsSquareMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "m", "ft", false, UnitsSettings::DistanceUnitsFeet, FactMetaData::_metersToFeet, FactMetaData::_feetToMeters },
{ "meters", "ft", false, UnitsSettings::DistanceUnitsFeet, FactMetaData::_metersToFeet, FactMetaData::_feetToMeters },
{ "cm/px", "in/px", false, UnitsSettings::DistanceUnitsFeet, FactMetaData::_centimetersToInches, FactMetaData::_inchesToCentimeters },
{ "m^2", "km^2", false, UnitsSettings::AreaUnitsSquareKilometers, FactMetaData::_squareMetersToSquareKilometers, FactMetaData::_squareKilometersToSquareMeters },
{ "m^2", "ha", false, UnitsSettings::AreaUnitsHectares, FactMetaData::_squareMetersToHectares, FactMetaData::_hectaresToSquareMeters },
{ "m^2", "ft^2", false, UnitsSettings::AreaUnitsSquareFeet, FactMetaData::_squareMetersToSquareFeet, FactMetaData::_squareFeetToSquareMeters },
{ "m^2", "ac", false, UnitsSettings::AreaUnitsAcres, FactMetaData::_squareMetersToAcres, FactMetaData::_acresToSquareMeters },
{ "m^2", "mi^2", false, UnitsSettings::AreaUnitsSquareMiles, FactMetaData::_squareMetersToSquareMiles, FactMetaData::_squareMilesToSquareMeters },
{ "m/s", "ft/s", true, UnitsSettings::SpeedUnitsFeetPerSecond, FactMetaData::_metersToFeet, FactMetaData::_feetToMeters },
{ "m/s", "mph", true, UnitsSettings::SpeedUnitsMilesPerHour, FactMetaData::_metersPerSecondToMilesPerHour, FactMetaData::_milesPerHourToMetersPerSecond },
{ "m/s", "km/h", true, UnitsSettings::SpeedUnitsKilometersPerHour, FactMetaData::_metersPerSecondToKilometersPerHour, FactMetaData::_kilometersPerHourToMetersPerSecond },
{ "m/s", "kn", true, UnitsSettings::SpeedUnitsKnots, FactMetaData::_metersPerSecondToKnots, FactMetaData::_knotsToMetersPerSecond },
{ "C", "F", false, UnitsSettings::TemperatureUnitsFarenheit, FactMetaData::_celsiusToFarenheit, FactMetaData::_farenheitToCelsius },
{ "m", "m", FactMetaData::UnitDistance, UnitsSettings::DistanceUnitsMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "meter", "meter", FactMetaData::UnitDistance, UnitsSettings::DistanceUnitsMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "meters", "meters", FactMetaData::UnitDistance, UnitsSettings::DistanceUnitsMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "cm/px", "cm/px", FactMetaData::UnitDistance, UnitsSettings::DistanceUnitsMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "m/s", "m/s", FactMetaData::UnitSpeed, UnitsSettings::SpeedUnitsMetersPerSecond, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "C", "C", FactMetaData::UnitTemperature, UnitsSettings::TemperatureUnitsCelsius, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "m^2", "m^2", FactMetaData::UnitArea, UnitsSettings::AreaUnitsSquareMeters, FactMetaData::_defaultTranslator, FactMetaData::_defaultTranslator },
{ "m", "ft", FactMetaData::UnitDistance, UnitsSettings::DistanceUnitsFeet, FactMetaData::_metersToFeet, FactMetaData::_feetToMeters },
{ "meter", "ft", FactMetaData::UnitDistance, UnitsSettings::DistanceUnitsFeet, FactMetaData::_metersToFeet, FactMetaData::_feetToMeters },
{ "meters", "ft", FactMetaData::UnitDistance, UnitsSettings::DistanceUnitsFeet, FactMetaData::_metersToFeet, FactMetaData::_feetToMeters },
{ "cm/px", "in/px", FactMetaData::UnitDistance, UnitsSettings::DistanceUnitsFeet, FactMetaData::_centimetersToInches, FactMetaData::_inchesToCentimeters },
{ "m^2", "km^2", FactMetaData::UnitArea, UnitsSettings::AreaUnitsSquareKilometers, FactMetaData::_squareMetersToSquareKilometers, FactMetaData::_squareKilometersToSquareMeters },
{ "m^2", "ha", FactMetaData::UnitArea, UnitsSettings::AreaUnitsHectares, FactMetaData::_squareMetersToHectares, FactMetaData::_hectaresToSquareMeters },
{ "m^2", "ft^2", FactMetaData::UnitArea, UnitsSettings::AreaUnitsSquareFeet, FactMetaData::_squareMetersToSquareFeet, FactMetaData::_squareFeetToSquareMeters },
{ "m^2", "ac", FactMetaData::UnitArea, UnitsSettings::AreaUnitsAcres, FactMetaData::_squareMetersToAcres, FactMetaData::_acresToSquareMeters },
{ "m^2", "mi^2", FactMetaData::UnitArea, UnitsSettings::AreaUnitsSquareMiles, FactMetaData::_squareMetersToSquareMiles, FactMetaData::_squareMilesToSquareMeters },
{ "m/s", "ft/s", FactMetaData::UnitSpeed, UnitsSettings::SpeedUnitsFeetPerSecond, FactMetaData::_metersToFeet, FactMetaData::_feetToMeters },
{ "m/s", "mph", FactMetaData::UnitSpeed, UnitsSettings::SpeedUnitsMilesPerHour, FactMetaData::_metersPerSecondToMilesPerHour, FactMetaData::_milesPerHourToMetersPerSecond },
{ "m/s", "km/h", FactMetaData::UnitSpeed, UnitsSettings::SpeedUnitsKilometersPerHour, FactMetaData::_metersPerSecondToKilometersPerHour, FactMetaData::_kilometersPerHourToMetersPerSecond },
{ "m/s", "kn", FactMetaData::UnitSpeed, UnitsSettings::SpeedUnitsKnots, FactMetaData::_metersPerSecondToKnots, FactMetaData::_knotsToMetersPerSecond },
{ "C", "F", FactMetaData::UnitTemperature, UnitsSettings::TemperatureUnitsFarenheit, FactMetaData::_celsiusToFarenheit, FactMetaData::_farenheitToCelsius },
};
const char* FactMetaData::_decimalPlacesJsonKey = "decimalPlaces";
......@@ -799,7 +801,6 @@ size_t FactMetaData::typeToSize(ValueType_t type)
}
}
/// Set translators according to app settings
void FactMetaData::_setAppSettingsTranslators(void)
{
......@@ -807,12 +808,12 @@ void FactMetaData::_setAppSettingsTranslators(void)
if (!_enumStrings.count() && (type() == valueTypeDouble || type() == valueTypeFloat)) {
for (size_t i=0; i<sizeof(_rgAppSettingsTranslations)/sizeof(_rgAppSettingsTranslations[0]); i++) {
const AppSettingsTranslation_s* pAppSettingsTranslation = &_rgAppSettingsTranslations[i];
if ((pAppSettingsTranslation->rawUnits == _rawUnits && // Temperature
(!pAppSettingsTranslation->speed && pAppSettingsTranslation->speedOrDistanceUnits == qgcApp()->toolbox()->settingsManager()->unitsSettings()->temperatureUnits()->rawValue().toUInt())) ||
(pAppSettingsTranslation->rawUnits == _rawUnits.toLower() && // Speed and Distance
((pAppSettingsTranslation->speed && pAppSettingsTranslation->speedOrDistanceUnits == qgcApp()->toolbox()->settingsManager()->unitsSettings()->speedUnits()->rawValue().toUInt()) ||
(!pAppSettingsTranslation->speed && pAppSettingsTranslation->speedOrDistanceUnits == qgcApp()->toolbox()->settingsManager()->unitsSettings()->distanceUnits()->rawValue().toUInt())))) {
if (pAppSettingsTranslation->rawUnits == _rawUnits.toLower() && (
(pAppSettingsTranslation->unitType == UnitTemperature && pAppSettingsTranslation->unitOption == qgcApp()->toolbox()->settingsManager()->unitsSettings()->temperatureUnits()->rawValue().toUInt()) ||
(pAppSettingsTranslation->unitType == UnitSpeed && pAppSettingsTranslation->unitOption == qgcApp()->toolbox()->settingsManager()->unitsSettings()->speedUnits()->rawValue().toUInt()) ||
(pAppSettingsTranslation->unitType == UnitDistance && pAppSettingsTranslation->unitOption == qgcApp()->toolbox()->settingsManager()->unitsSettings()->distanceUnits()->rawValue().toUInt()) ||
(pAppSettingsTranslation->unitType == UnitArea && pAppSettingsTranslation->unitOption == qgcApp()->toolbox()->settingsManager()->unitsSettings()->areaUnits()->rawValue().toUInt())))
{
_cookedUnits = pAppSettingsTranslation->cookedUnits;
setTranslators(pAppSettingsTranslation->rawTranslator, pAppSettingsTranslation->cookedTranslator);
return;
......@@ -825,13 +826,11 @@ const FactMetaData::AppSettingsTranslation_s* FactMetaData::_findAppSettingsDist
{
for (size_t i=0; i<sizeof(_rgAppSettingsTranslations)/sizeof(_rgAppSettingsTranslations[0]); i++) {
const AppSettingsTranslation_s* pAppSettingsTranslation = &_rgAppSettingsTranslations[i];
if (pAppSettingsTranslation->rawUnits == rawUnits &&
(!pAppSettingsTranslation->speed && pAppSettingsTranslation->speedOrDistanceUnits == qgcApp()->toolbox()->settingsManager()->unitsSettings()->distanceUnits()->rawValue().toUInt())) {
if (pAppSettingsTranslation->rawUnits == rawUnits.toLower() &&
(pAppSettingsTranslation->unitType == UnitDistance && pAppSettingsTranslation->unitOption == qgcApp()->toolbox()->settingsManager()->unitsSettings()->distanceUnits()->rawValue().toUInt())) {
return pAppSettingsTranslation;
}
}
return NULL;
}
......@@ -839,10 +838,8 @@ const FactMetaData::AppSettingsTranslation_s* FactMetaData::_findAppSettingsArea
{
for (size_t i=0; i<sizeof(_rgAppSettingsTranslations)/sizeof(_rgAppSettingsTranslations[0]); i++) {
const AppSettingsTranslation_s* pAppSettingsTranslation = &_rgAppSettingsTranslations[i];
if (pAppSettingsTranslation->rawUnits == rawUnits &&
(!pAppSettingsTranslation->speed && pAppSettingsTranslation->speedOrDistanceUnits == qgcApp()->toolbox()->settingsManager()->unitsSettings()->areaUnits()->rawValue().toUInt())
) {
if (pAppSettingsTranslation->rawUnits == rawUnits.toLower() &&
(pAppSettingsTranslation->unitType == UnitArea && pAppSettingsTranslation->unitOption == qgcApp()->toolbox()->settingsManager()->unitsSettings()->areaUnits()->rawValue().toUInt())) {
return pAppSettingsTranslation;
}
}
......
src/FactSystem/FactMetaData.h
View file @ 72082c24
......@@ -205,14 +205,20 @@ private:
static QVariant _celsiusToFarenheit(const QVariant& celsius);
static QVariant _farenheitToCelsius(const QVariant& farenheit);
struct AppSettingsTranslation_s {
const char* rawUnits;
const char* cookedUnits;
bool speed;
uint32_t speedOrDistanceUnits;
Translator rawTranslator;
Translator cookedTranslator;
enum UnitTypes {
UnitDistance = 0,
UnitArea,
UnitSpeed,
UnitTemperature
};
struct AppSettingsTranslation_s {
const char* rawUnits;
const char* cookedUnits;
UnitTypes unitType;
uint32_t unitOption;
Translator rawTranslator;
Translator cookedTranslator;
};
static const AppSettingsTranslation_s* _findAppSettingsDistanceUnitsTranslation(const QString& rawUnits);
......
src/MissionManager/MissionSettingsItem.cc
View file @ 72082c24
......@@ -57,7 +57,6 @@ MissionSettingsItem::MissionSettingsItem(Vehicle* vehicle, QObject* parent)
connect(this, &MissionSettingsItem::terrainAltitudeChanged, this, &MissionSettingsItem::_setHomeAltFromTerrain);
connect(&_plannedHomePositionAltitudeFact, &Fact::valueChanged, this, &MissionSettingsItem::_setDirty);
connect(&_plannedHomePositionAltitudeFact, &Fact::valueChanged, this, &MissionSettingsItem::_updateAltitudeInCoordinate);
connect(&_cameraSection, &CameraSection::dirtyChanged, this, &MissionSettingsItem::_sectionDirtyChanged);
......@@ -297,11 +296,6 @@ void MissionSettingsItem::setMissionEndRTL(bool missionEndRTL)
void MissionSettingsItem::_setHomeAltFromTerrain(double terrainAltitude)
{
if (!_plannedHomePositionFromVehicle) {
// We need to stop this from signalling, Otherwise the dirty but get set on a delay
// which then marks the Plan view as incorrectly dirty
_plannedHomePositionAltitudeFact.setSendValueChangedSignals(false);
_plannedHomePositionAltitudeFact.setRawValue(terrainAltitude);
_plannedHomePositionAltitudeFact.clearDeferredValueChangeSignal();
_plannedHomePositionAltitudeFact.setSendValueChangedSignals(true);
}
}
src/MissionManager/VisualMissionItem.h
View file @ 72082c24
......@@ -7,9 +7,7 @@
*
****************************************************************************/
#ifndef VisualMissionItem_H
#define VisualMissionItem_H
#pragma once
#include <QObject>
#include <QString>
......@@ -215,5 +213,3 @@ private:
double _lastLatTerrainQuery;
double _lastLonTerrainQuery;
};
#endif
src/PlanView/PlanView.qml
View file @ 72082c24
......@@ -360,6 +360,9 @@ QGCView {
// than computing the coordinate offset.
anchors.fill: parent
onClicked: {
// Take focus to close any previous editing
editorMap.focus = true
//-- Don't pay attention to items beneath the toolbar.
var topLimit = parent.height - ScreenTools.availableHeight
if(mouse.y < topLimit) {
......
src/Terrain.cc
View file @ 72082c24
......@@ -17,27 +17,63 @@
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonArray>
#include <QTimer>
ElevationProvider::ElevationProvider(QObject* parent)
: QObject(parent)
QGC_LOGGING_CATEGORY(ElevationProviderLog, "ElevationProviderLog")
Q_GLOBAL_STATIC(TerrainBatchManager, _terrainBatchManager)
TerrainBatchManager::TerrainBatchManager(void)
{
_batchTimer.setSingleShot(true);
_batchTimer.setInterval(_batchTimeout);
connect(&_batchTimer, &QTimer::timeout, this, &TerrainBatchManager::_sendNextBatch);
}
void TerrainBatchManager::addQuery(ElevationProvider* elevationProvider, const QList<QGeoCoordinate>& coordinates)
{
if (coordinates.length() > 0) {
QueuedRequestInfo_t queuedRequestInfo = { elevationProvider, coordinates };
_requestQueue.append(queuedRequestInfo);
if (!_batchTimer.isActive()) {
_batchTimer.start();
}
}
}
bool ElevationProvider::queryTerrainData(const QList<QGeoCoordinate>& coordinates)
void TerrainBatchManager::_sendNextBatch(void)
{
if (_state != State::Idle || coordinates.length() == 0) {
return false;
qCDebug(ElevationProviderLog) << "_sendNextBatch _state:_requestQueue.count" << (int)_state << _requestQueue.count();
if (_state != State::Idle) {
// Waiting for last download the complete, wait some more
_batchTimer.start();
return;
}
QUrlQuery query;
QString points = "";
for (const auto& coordinate : coordinates) {
points += QString::number(coordinate.latitude(), 'f', 10) + ","
+ QString::number(coordinate.longitude(), 'f', 10) + ",";
if (_requestQueue.count() == 0) {
return;
}
points = points.mid(0, points.length() - 1); // remove the last ','
_sentRequests.clear();
// Convert coordinates to point strings for json query
QString points;
foreach (const QueuedRequestInfo_t& requestInfo, _requestQueue) {
SentRequestInfo_t sentRequestInfo = { requestInfo.elevationProvider, requestInfo.coordinates.count() };
qCDebug(ElevationProviderLog) << "Building request: coordinate count" << requestInfo.coordinates.count();
_sentRequests.append(sentRequestInfo);
foreach (const QGeoCoordinate& coord, requestInfo.coordinates) {
points += QString::number(coord.latitude(), 'f', 10) + ","
+ QString::number(coord.longitude(), 'f', 10) + ",";
}
}
points = points.mid(0, points.length() - 1); // remove the last ',' from string
_requestQueue.clear();
QUrlQuery query;
query.addQueryItem(QStringLiteral("points"), points);
QUrl url(QStringLiteral("https://api.airmap.com/elevation/stage/srtm1/ele"));
url.setQuery(query);
......@@ -50,28 +86,36 @@ bool ElevationProvider::queryTerrainData(const QList<QGeoCoordinate>& coordinate
QNetworkReply* networkReply = _networkManager.get(request);
if (!networkReply) {
return false;
_batchFailed();
return;
}
connect(networkReply, &QNetworkReply::finished, this, &ElevationProvider::_requestFinished);
connect(networkReply, &QNetworkReply::finished, this, &TerrainBatchManager::_requestFinished);
_state = State::Downloading;
return true;
}
void ElevationProvider::_requestFinished()
void TerrainBatchManager::_batchFailed(void)
{
QList<float> noAltitudes;
foreach (const SentRequestInfo_t& sentRequestInfo, _sentRequests) {
sentRequestInfo.elevationProvider->_signalTerrainData(false, noAltitudes);
}
_sentRequests.clear();
}
void TerrainBatchManager::_requestFinished()
{
qCDebug(ElevationProviderLog) << "_requestFinished";
QNetworkReply* reply = qobject_cast<QNetworkReply*>(QObject::sender());
QList<float> altitudes;
_state = State::Idle;
// When an error occurs we still end up here
if (reply->error() != QNetworkReply::NoError) {
QByteArray responseBytes = reply->readAll();
QJsonParseError parseError;
QJsonDocument responseJson = QJsonDocument::fromJson(responseBytes, &parseError);
emit terrainData(false, altitudes);
_batchFailed();
reply->deleteLater();
return;
}
......@@ -80,18 +124,52 @@ void ElevationProvider::_requestFinished()
QJsonParseError parseError;
QJsonDocument responseJson = QJsonDocument::fromJson(responseBytes, &parseError);
if (parseError.error != QJsonParseError::NoError) {
emit terrainData(false, altitudes);
_batchFailed();
reply->deleteLater();
return;
}
QJsonObject rootObject = responseJson.object();
QString status = rootObject["status"].toString();
if (status == "success") {
const QJsonArray& dataArray = rootObject["data"].toArray();
for (int i = 0; i < dataArray.count(); i++) {
altitudes.push_back(dataArray[i].toDouble());
}
if (status != "success") {
_batchFailed();
reply->deleteLater();
return;
}
emit terrainData(true, altitudes);
QList<float> altitudes;
const QJsonArray& dataArray = rootObject["data"].toArray();
for (int i = 0; i < dataArray.count(); i++) {
altitudes.push_back(dataArray[i].toDouble());
}
int currentIndex = 0;
foreach (const SentRequestInfo_t& sentRequestInfo, _sentRequests) {
QList<float> requestAltitudes = altitudes.mid(currentIndex, sentRequestInfo.cCoord);
sentRequestInfo.elevationProvider->_signalTerrainData(true, requestAltitudes);
currentIndex += sentRequestInfo.cCoord;
}
emit terrainData(false, altitudes);
_sentRequests.clear();
reply->deleteLater();
}
ElevationProvider::ElevationProvider(QObject* parent)
: QObject(parent)
{
}
void ElevationProvider::queryTerrainData(const QList<QGeoCoordinate>& coordinates)
{
qCDebug(ElevationProviderLog) << "queryTerrainData: coordinate count" << coordinates.count();
if (coordinates.length() == 0) {
return;
}
_terrainBatchManager->addQuery(this, coordinates);
}
void ElevationProvider::_signalTerrainData(bool success, QList<float>& altitudes)
{
emit terrainData(success, altitudes);
}
src/Terrain.h
View file @ 72082c24
......@@ -9,47 +9,72 @@
#pragma once
#include "QGCLoggingCategory.h"
#include <QObject>
#include <QGeoCoordinate>
#include <QNetworkAccessManager>
#include <QTimer>
/* usage example:
ElevationProvider *p = new ElevationProvider();
QList<QGeoCoordinate> coordinates;
QGeoCoordinate c(47.379243, 8.548265);
coordinates.push_back(c);
c.setLatitude(c.latitude()+0.01);
coordinates.push_back(c);
p->queryTerrainData(coordinates);
*/
Q_DECLARE_LOGGING_CATEGORY(ElevationProviderLog)
class ElevationProvider;
class ElevationProvider : public QObject
{
/// Used internally by ElevationProvider to batch requests together
class TerrainBatchManager : public QObject {
Q_OBJECT
public:
ElevationProvider(QObject* parent = NULL);
/**
* Async elevation query for a list of lon,lat coordinates. When the query is done, the terrainData() signal
* is emitted.
* @param coordinates
* @return true on success
*/
bool queryTerrainData(const QList<QGeoCoordinate>& coordinates);
public:
TerrainBatchManager(void);
signals:
void terrainData(bool success, QList<float> altitudes);
void addQuery(ElevationProvider* elevationProvider, const QList<QGeoCoordinate>& coordinates);
private slots:
void _requestFinished();
void _sendNextBatch (void);
void _requestFinished (void);
private:
typedef struct {
ElevationProvider* elevationProvider;
QList<QGeoCoordinate> coordinates;
} QueuedRequestInfo_t;
typedef struct {
ElevationProvider* elevationProvider;
int cCoord;
} SentRequestInfo_t;
enum class State {
Idle,
Downloading,
};
State _state = State::Idle;
QNetworkAccessManager _networkManager;
void _batchFailed(void);
QList<QueuedRequestInfo_t> _requestQueue;
QList<SentRequestInfo_t> _sentRequests;
State _state = State::Idle;
QNetworkAccessManager _networkManager;
const int _batchTimeout = 500;
QTimer _batchTimer;
};
/// NOTE: ElevationProvider is not thread safe. All instances/calls to ElevationProvider must be on main thread.
class ElevationProvider : public QObject
{
Q_OBJECT
public:
ElevationProvider(QObject* parent = NULL);
/// Async elevation query for a list of lon,lat coordinates. When the query is done, the terrainData() signal
/// is emitted.
/// @param coordinates to query
void queryTerrainData(const QList<QGeoCoordinate>& coordinates);
// Internal method
void _signalTerrainData(bool success, QList<float>& altitudes);
signals:
void terrainData(bool success, QList<float> altitudes);
};
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