93 lines
3.7 KiB
C++
93 lines
3.7 KiB
C++
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/****************************************************************************
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*
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* (c) 2009-2020 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
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*
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* QGroundControl is licensed according to the terms in the file
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* COPYING.md in the root of the source code directory.
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*
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****************************************************************************/
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#pragma once
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#include <QObject>
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#include <QGeoCoordinate>
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#include <QVariantList>
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#include <QPolygon>
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#include "QmlObjectListModel.h"
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#include "FactSystem.h"
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/// The QGCMapCircle represents a circular area which can be displayed on a Map control.
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class QGCMapCircle : public QObject
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{
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Q_OBJECT
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public:
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QGCMapCircle(QObject* parent = nullptr);
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QGCMapCircle(const QGeoCoordinate& center, double radius, QObject* parent = nullptr);
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QGCMapCircle(const QGeoCoordinate& center, double radius, bool showRotation, bool clockwiseRotation, QObject* parent = nullptr);
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QGCMapCircle(const QGCMapCircle& other, QObject* parent = nullptr);
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const QGCMapCircle& operator=(const QGCMapCircle& other);
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Q_PROPERTY(bool dirty READ dirty WRITE setDirty NOTIFY dirtyChanged)
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Q_PROPERTY(QGeoCoordinate center READ center WRITE setCenter NOTIFY centerChanged)
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Q_PROPERTY(Fact* radius READ radius CONSTANT)
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Q_PROPERTY(bool interactive READ interactive WRITE setInteractive NOTIFY interactiveChanged)
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Q_PROPERTY(bool showRotation READ showRotation WRITE setShowRotation NOTIFY showRotationChanged)
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Q_PROPERTY(bool clockwiseRotation READ clockwiseRotation WRITE setClockwiseRotation NOTIFY clockwiseRotationChanged)
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/// Saves the polygon to the json object.
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/// @param json Json object to save to
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void saveToJson(QJsonObject& json);
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/// Load a circle from json
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/// @param json Json object to load from
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/// @param errorString Error string if return is false
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/// @return true: success, false: failure (errorString set)
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bool loadFromJson(const QJsonObject& json, QString& errorString);
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// Property methods
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bool dirty (void) const { return _dirty; }
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QGeoCoordinate center (void) const { return _center; }
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Fact* radius (void) { return &_radius; }
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bool interactive (void) const { return _interactive; }
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bool showRotation (void) const { return _showRotation; }
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bool clockwiseRotation (void) const { return _clockwiseRotation; }
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void setDirty (bool dirty);
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void setCenter (QGeoCoordinate newCenter);
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void setInteractive (bool interactive);
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void setShowRotation (bool showRotation);
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void setClockwiseRotation (bool clockwiseRotation);
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static const char* jsonCircleKey;
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signals:
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void dirtyChanged (bool dirty);
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void centerChanged (QGeoCoordinate center);
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void interactiveChanged (bool interactive);
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void showRotationChanged (bool showRotation);
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void clockwiseRotationChanged (bool clockwiseRotation);
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private slots:
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void _setDirty(void);
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private:
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void _init(void);
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bool _dirty;
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QGeoCoordinate _center;
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Fact _radius;
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bool _interactive;
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bool _showRotation;
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bool _clockwiseRotation;
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QMap<QString, FactMetaData*> _nameToMetaDataMap;
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static const char* _jsonCenterKey;
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static const char* _jsonRadiusKey;
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static const char* _radiusFactName;
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};
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