Marble

GeoDataLookAt.h
1// SPDX-License-Identifier: LGPL-2.1-or-later
2//
3// SPDX-FileCopyrightText: 2009 Gaurav Gupta <1989.gaurav@googlemail.com>
4// SPDX-FileCopyrightText: 2010 Bastian Holst <bastianholst@gmx.de>
5//
6
7#ifndef MARBLE_GEODATALOOKAT_H
8#define MARBLE_GEODATALOOKAT_H
9
10#include "geodata_export.h"
11#include "GeoDataAbstractView.h"
12#include "GeoDataCoordinates.h"
13
14namespace Marble
15{
16 class GeoDataLookAtPrivate;
17
18 /**
19 */
20 class GEODATA_EXPORT GeoDataLookAt : public GeoDataAbstractView
21 {
22 public:
23 GeoDataLookAt();
24
25 GeoDataLookAt(const GeoDataLookAt& other);
26
27 GeoDataLookAt& operator=(const GeoDataLookAt &other);
28
29 bool operator==(const GeoDataLookAt &other) const;
30 bool operator!=(const GeoDataLookAt &other) const;
31
32 ~GeoDataLookAt() override;
33
34 GeoDataAbstractView *copy() const override;
35
36 /**
37 * @brief set the altitude in a GeoDataLookAt object
38 * @param altitude latitude
39 *
40 */
41 void setAltitude( qreal altitude);
42
43 /**
44 * @brief retrieves the altitude of the GeoDataLookAt object
45 * @return latitude
46 */
47 qreal altitude( ) const;
48
49 /**
50 * @brief set the latitude in a GeoDataLookAt object
51 * @param latitude latitude
52 * @param unit units that lon and lat get measured in
53 * (default for Radian: north pole at pi/2, southpole at -pi/2)
54 */
55 void setLatitude( qreal latitude,GeoDataCoordinates::Unit unit = GeoDataCoordinates::Radian );
56
57 /**
58 * @brief retrieves the latitude of the GeoDataLookAt object
59 * use the unit parameter to switch between Radian and DMS
60 * @param unit units that lon and lat get measured in
61 * (default for Radian: north pole at pi/2, southpole at -pi/2)
62 * @return latitude
63 */
64 qreal latitude( GeoDataCoordinates::Unit unit = GeoDataCoordinates::Radian ) const;
65
66 /**
67 * @brief set the longitude in a GeoDataLookAt object
68 * @param longitude longitude
69 * @param unit units that lon and lat get measured in
70 * (default for Radian: north pole at pi/2, southpole at -pi/2)
71 */
72 void setLongitude( qreal longitude,GeoDataCoordinates::Unit unit = GeoDataCoordinates::Radian );
73
74 /**
75 * @brief retrieves the longitude of the GeoDataLookAt object
76 * use the unit parameter to switch between Radian and DMS
77 * @param unit units that lon and lat get measured in
78 * (default for Radian: north pole at pi/2, southpole at -pi/2)
79 * @return latitude
80 */
81 qreal longitude( GeoDataCoordinates::Unit unit = GeoDataCoordinates::Radian ) const;
82
83 /**
84 * @brief retrieve the lat/lon/alt triple as a GeoDataCoordinates object
85 * @return GeoDataCoordinates
86 * @see longitude latitude altitude
87 */
88 GeoDataCoordinates coordinates() const;
89
90 /**
91 * @brief Change the distance (in meters) between the camera and the object looked at
92 * @see range
93 */
94 void setRange( qreal range );
95
96 /**
97 * @brief Retrieve the distance (in meters) between the camera and the object looked at
98 * @see setRange
99 */
100 qreal range() const;
101
102 /**
103 * @brief set the GeoDataCoordinates object
104 * @param coordinates GeoDataCoordinates
105 * @see GeoDataCoordinates
106 */
107 void setCoordinates( const GeoDataCoordinates& coordinates );
108
109 /// Provides type information for downcasting a GeoNode
110 const char* nodeType() const override;
111
112 void detach();
113 private:
114 GeoDataLookAtPrivate *d;
115
116 };
117}
118Q_DECLARE_METATYPE( Marble::GeoDataLookAt )
119#endif
QAction * copy(const QObject *recvr, const char *slot, QObject *parent)
Binds a QML item to a specific geodetic location in screen coordinates.
bool operator==(const QGraphicsApiFilter &reference, const QGraphicsApiFilter &sample)
bool operator!=(const QGraphicsApiFilter &reference, const QGraphicsApiFilter &sample)
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