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| 39 |  | 
| 40 | #include <qcamerazoomcontrol.h> | 
| 41 | #include  "qmediacontrol_p.h" | 
| 42 |  | 
| 43 | QT_BEGIN_NAMESPACE | 
| 44 |  | 
| 45 | /*! | 
| 46 |     \class QCameraZoomControl | 
| 47 |     \obsolete | 
| 48 |  | 
| 49 |  | 
| 50 |     \brief The QCameraZoomControl class supplies control for | 
| 51 |     optical and digital camera zoom. | 
| 52 |  | 
| 53 |     \inmodule QtMultimedia | 
| 54 |  | 
| 55 |  | 
| 56 |     \ingroup multimedia_control | 
| 57 |  | 
| 58 |     The interface name of QCameraZoomControl is \c org.qt-project.qt.camerazoomcontrol/5.0 as | 
| 59 |     defined in QCameraZoomControl_iid. | 
| 60 |  | 
| 61 |  | 
| 62 |     \sa QMediaService::requestControl(), QCamera | 
| 63 | */ | 
| 64 |  | 
| 65 | /*! | 
| 66 |     \macro QCameraZoomControl_iid | 
| 67 |  | 
| 68 |     \c org.qt-project.qt.camerazoomcontrol/5.0 | 
| 69 |  | 
| 70 |     Defines the interface name of the QCameraZoomControl class. | 
| 71 |  | 
| 72 |     \relates QCameraZoomControl | 
| 73 | */ | 
| 74 |  | 
| 75 | /*! | 
| 76 |     Constructs a camera zoom control object with \a parent. | 
| 77 | */ | 
| 78 |  | 
| 79 | QCameraZoomControl::QCameraZoomControl(QObject *parent): | 
| 80 |     QMediaControl(*new QMediaControlPrivate, parent) | 
| 81 | { | 
| 82 | } | 
| 83 |  | 
| 84 | /*! | 
| 85 |     Destruct the camera zoom control object. | 
| 86 | */ | 
| 87 |  | 
| 88 | QCameraZoomControl::~QCameraZoomControl() | 
| 89 | { | 
| 90 | } | 
| 91 |  | 
| 92 | /*! | 
| 93 |   \fn qreal QCameraZoomControl::maximumOpticalZoom() const | 
| 94 |  | 
| 95 |   Returns the maximum optical zoom value, or 1.0 if optical zoom is not supported. | 
| 96 | */ | 
| 97 |  | 
| 98 |  | 
| 99 | /*! | 
| 100 |   \fn qreal QCameraZoomControl::maximumDigitalZoom() const | 
| 101 |  | 
| 102 |   Returns the maximum digital zoom value, or 1.0 if digital zoom is not supported. | 
| 103 | */ | 
| 104 |  | 
| 105 |  | 
| 106 | /*! | 
| 107 |   \fn qreal QCameraZoomControl::requestedOpticalZoom() const | 
| 108 |  | 
| 109 |   Return the requested optical zoom value. | 
| 110 | */ | 
| 111 |  | 
| 112 | /*! | 
| 113 |   \fn qreal QCameraZoomControl::requestedDigitalZoom() const | 
| 114 |  | 
| 115 |   Return the requested digital zoom value. | 
| 116 | */ | 
| 117 |  | 
| 118 | /*! | 
| 119 |   \fn qreal QCameraZoomControl::currentOpticalZoom() const | 
| 120 |  | 
| 121 |   Return the current optical zoom value. | 
| 122 | */ | 
| 123 |  | 
| 124 | /*! | 
| 125 |   \fn qreal QCameraZoomControl::currentDigitalZoom() const | 
| 126 |  | 
| 127 |   Return the current digital zoom value. | 
| 128 | */ | 
| 129 |  | 
| 130 | /*! | 
| 131 |   \fn void QCameraZoomControl::zoomTo(qreal optical, qreal digital) | 
| 132 |  | 
| 133 |   Sets \a optical and \a digital zoom values. | 
| 134 |  | 
| 135 |   Zooming can be asynchronous with value changes reported with | 
| 136 |   currentDigitalZoomChanged() and currentOpticalZoomChanged() signals. | 
| 137 |  | 
| 138 |   The backend should expect and correctly handle frequent zoomTo() calls | 
| 139 |   during zoom animations or slider movements. | 
| 140 | */ | 
| 141 |  | 
| 142 |  | 
| 143 | /*! | 
| 144 |     \fn void QCameraZoomControl::currentOpticalZoomChanged(qreal zoom) | 
| 145 |  | 
| 146 |     Signal emitted when the current optical \a zoom value changed. | 
| 147 | */ | 
| 148 |  | 
| 149 | /*! | 
| 150 |     \fn void QCameraZoomControl::currentDigitalZoomChanged(qreal zoom) | 
| 151 |  | 
| 152 |     Signal emitted when the current digital \a zoom value changed. | 
| 153 | */ | 
| 154 |  | 
| 155 | /*! | 
| 156 |     \fn void QCameraZoomControl::requestedOpticalZoomChanged(qreal zoom) | 
| 157 |  | 
| 158 |     Signal emitted when the requested optical \a zoom value changed. | 
| 159 | */ | 
| 160 |  | 
| 161 | /*! | 
| 162 |     \fn void QCameraZoomControl::requestedDigitalZoomChanged(qreal zoom) | 
| 163 |  | 
| 164 |     Signal emitted when the requested digital \a zoom value changed. | 
| 165 | */ | 
| 166 |  | 
| 167 |  | 
| 168 | /*! | 
| 169 |     \fn void QCameraZoomControl::maximumOpticalZoomChanged(qreal zoom) | 
| 170 |  | 
| 171 |     Signal emitted when the maximum supported optical \a zoom value changed. | 
| 172 |  | 
| 173 |     The maximum supported zoom value can depend on other camera settings, | 
| 174 |     like focusing mode. | 
| 175 | */ | 
| 176 |  | 
| 177 | /*! | 
| 178 |     \fn void QCameraZoomControl::maximumDigitalZoomChanged(qreal zoom) | 
| 179 |  | 
| 180 |     Signal emitted when the maximum supported digital \a zoom value changed. | 
| 181 |  | 
| 182 |     The maximum supported zoom value can depend on other camera settings, | 
| 183 |     like capture mode or resolution. | 
| 184 | */ | 
| 185 |  | 
| 186 | QT_END_NAMESPACE | 
| 187 |  | 
| 188 | #include "moc_qcamerazoomcontrol.cpp" | 
| 189 |  |