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Diffstat (limited to 'src/multimedia/qcamerafocus.h')
| -rw-r--r-- | src/multimedia/qcamerafocus.h | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/multimedia/qcamerafocus.h b/src/multimedia/qcamerafocus.h new file mode 100644 index 000000000..064af7aa1 --- /dev/null +++ b/src/multimedia/qcamerafocus.h @@ -0,0 +1,183 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QCAMERAFOCUS_H +#define QCAMERAFOCUS_H + +#include <QtCore/qstringlist.h> +#include <QtCore/qpair.h> +#include <QtCore/qsize.h> +#include <QtCore/qpoint.h> +#include <QtCore/qrect.h> +#include <QtCore/qshareddata.h> + +#include <qmediaobject.h> +#include <qmediaenumdebug.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Multimedia) + + +class QCamera; + +class QCameraFocusZoneData; + +class Q_MULTIMEDIA_EXPORT QCameraFocusZone { +public: + enum FocusZoneStatus { + Invalid, + Unused, + Selected, + Focused + }; + + QCameraFocusZone(); + QCameraFocusZone(const QRectF &area, FocusZoneStatus status = Selected); + QCameraFocusZone(const QCameraFocusZone &other); + + QCameraFocusZone& operator=(const QCameraFocusZone &other); + bool operator==(const QCameraFocusZone &other) const; + bool operator!=(const QCameraFocusZone &other) const; + + ~QCameraFocusZone(); + + bool isValid() const; + + QRectF area() const; + + FocusZoneStatus status() const; + void setStatus(FocusZoneStatus status); + +private: + QSharedDataPointer<QCameraFocusZoneData> d; +}; + +typedef QList<QCameraFocusZone> QCameraFocusZoneList; + + +class QCameraFocusPrivate; +class Q_MULTIMEDIA_EXPORT QCameraFocus : public QObject +{ + Q_OBJECT + + Q_PROPERTY(FocusMode focusMode READ focusMode WRITE setFocusMode) + Q_PROPERTY(FocusPointMode focusPointMode READ focusPointMode WRITE setFocusPointMode) + Q_PROPERTY(QPointF customFocusPoint READ customFocusPoint WRITE setCustomFocusPoint) + Q_PROPERTY(QCameraFocusZoneList focusZones READ focusZones NOTIFY focusZonesChanged) + Q_PROPERTY(qreal opticalZoom READ opticalZoom NOTIFY opticalZoomChanged) + Q_PROPERTY(qreal digitalZoom READ digitalZoom NOTIFY digitalZoomChanged) + + Q_ENUMS(FocusMode) + Q_ENUMS(FocusPointMode) +public: + enum FocusMode { + ManualFocus = 0x1, + HyperfocalFocus = 0x02, + InfinityFocus = 0x04, + AutoFocus = 0x8, + ContinuousFocus = 0x10, + MacroFocus = 0x20 + }; + Q_DECLARE_FLAGS(FocusModes, FocusMode) + + enum FocusPointMode { + FocusPointAuto, + FocusPointCenter, + FocusPointFaceDetection, + FocusPointCustom + }; + + bool isAvailable() const; + + FocusMode focusMode() const; + void setFocusMode(FocusMode mode); + bool isFocusModeSupported(FocusMode mode) const; + + FocusPointMode focusPointMode() const; + void setFocusPointMode(FocusPointMode mode); + bool isFocusPointModeSupported(FocusPointMode) const; + QPointF customFocusPoint() const; + void setCustomFocusPoint(const QPointF &point); + + QCameraFocusZoneList focusZones() const; + + qreal maximumOpticalZoom() const; + qreal maximumDigitalZoom() const; + qreal opticalZoom() const; + qreal digitalZoom() const; + + void zoomTo(qreal opticalZoom, qreal digitalZoom); + +Q_SIGNALS: + void opticalZoomChanged(qreal); + void digitalZoomChanged(qreal); + + void focusZonesChanged(); + + void maximumOpticalZoomChanged(qreal); + void maximumDigitalZoomChanged(qreal); + +private: + friend class QCamera; + QCameraFocus(QCamera *camera); + ~QCameraFocus(); + + Q_DISABLE_COPY(QCameraFocus) + Q_DECLARE_PRIVATE(QCameraFocus) + QCameraFocusPrivate *d_ptr; +}; + +Q_DECLARE_OPERATORS_FOR_FLAGS(QCameraFocus::FocusModes) + +QT_END_NAMESPACE + +Q_DECLARE_METATYPE(QCameraFocus::FocusModes) +Q_DECLARE_METATYPE(QCameraFocus::FocusPointMode) + +Q_MEDIA_ENUM_DEBUG(QCameraFocus, FocusMode) +Q_MEDIA_ENUM_DEBUG(QCameraFocus, FocusPointMode) + +QT_END_HEADER + +#endif // QCAMERAFOCUS_H |