SpeedSection.h 2.18 KB
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/****************************************************************************
 *
Gus Grubba's avatar
Gus Grubba committed
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 * (c) 2009-2020 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
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 *
 * QGroundControl is licensed according to the terms in the file
 * COPYING.md in the root of the source code directory.
 *
 ****************************************************************************/

#pragma once

#include "Section.h"
#include "FactSystem.h"
#include "QmlObjectListModel.h"

class SpeedSection : public Section
{
    Q_OBJECT

public:
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    SpeedSection(Vehicle* vehicle, QObject* parent = nullptr);
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    Q_PROPERTY(bool     specifyFlightSpeed  READ specifyFlightSpeed WRITE setSpecifyFlightSpeed NOTIFY specifyFlightSpeedChanged)
    Q_PROPERTY(Fact*    flightSpeed         READ flightSpeed                                    CONSTANT)

    bool    specifyFlightSpeed      (void) const { return _specifyFlightSpeed; }
    Fact*   flightSpeed             (void) { return &_flightSpeedFact; }
    void    setSpecifyFlightSpeed   (bool specifyFlightSpeed);

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    ///< Signals specifiedFlightSpeedChanged
    ///< @return The flight speed specified by this item, NaN if not specified
    double specifiedFlightSpeed(void) const;

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    // Overrides from Section
    bool available          (void) const override { return _available; }
    bool dirty              (void) const override { return _dirty; }
    void setAvailable       (bool available) override;
    void setDirty           (bool dirty) override;
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    bool scanForSection     (QmlObjectListModel* visualItems, int scanIndex) override;
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    void appendSectionItems (QList<MissionItem*>& items, QObject* missionItemParent, int& seqNum) override;
    int  itemCount          (void) const override;
    bool settingsSpecified  (void) const override;

signals:
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    void specifyFlightSpeedChanged      (bool specifyFlightSpeed);
    void specifiedFlightSpeedChanged    (double flightSpeed);
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private slots:
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    void _updateSpecifiedFlightSpeed(void);
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    void _flightSpeedChanged        (void);
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private:
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    bool    _available;
    bool    _dirty;
    bool    _specifyFlightSpeed;
    Fact    _flightSpeedFact;
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    static QMap<QString, FactMetaData*> _metaDataMap;

    static const char* _flightSpeedName;
};