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#ifndef QDECLARATIVECAMERAFOCUS_H
#define QDECLARATIVECAMERAFOCUS_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of other Qt classes.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtCore/qabstractitemmodel.h>
#include <qcamera.h>
#include <qcamerafocus.h>
#include "qdeclarativecamera_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

class FocusZonesModel;
class QDeclarativeCamera;

class QDeclarativeCameraFocus : public QObject
{
    Q_OBJECT
    Q_PROPERTY(QDeclarativeCamera::FocusMode focusMode READ focusMode WRITE setFocusMode NOTIFY focusModeChanged)
    Q_PROPERTY(QDeclarativeCamera::FocusPointMode focusPointMode READ focusPointMode WRITE setFocusPointMode NOTIFY focusPointModeChanged)
    Q_PROPERTY(QPointF customFocusPoint READ customFocusPoint WRITE setCustomFocusPoint NOTIFY customFocusPointChanged)
    Q_PROPERTY(QObject *focusZones READ focusZones CONSTANT)
public:
    ~QDeclarativeCameraFocus();

    QDeclarativeCamera::FocusMode focusMode() const;
    QDeclarativeCamera::FocusPointMode focusPointMode() const;
    QPointF customFocusPoint() const;

    QAbstractListModel *focusZones() const;

    Q_INVOKABLE bool isFocusModeSupported(QDeclarativeCamera::FocusMode mode) const;
    Q_INVOKABLE bool isFocusPointModeSupported(QDeclarativeCamera::FocusPointMode mode) const;

public Q_SLOTS:
    void setFocusMode(QDeclarativeCamera::FocusMode);
    void setFocusPointMode(QDeclarativeCamera::FocusPointMode mode);
    void setCustomFocusPoint(const QPointF &point);

Q_SIGNALS:
    void focusModeChanged(QDeclarativeCamera::FocusMode);
    void focusPointModeChanged(QDeclarativeCamera::FocusPointMode);
    void customFocusPointChanged(const QPointF &);

private Q_SLOTS:
    void updateFocusZones();

private:
    friend class QDeclarativeCamera;
    QDeclarativeCameraFocus(QCamera *camera, QObject *parent = 0);

    QCameraFocus *m_focus;
    FocusZonesModel *m_focusZones;
};

class FocusZonesModel : public QAbstractListModel
{
Q_OBJECT
public:
    enum FocusZoneRoles {
        StatusRole = Qt::UserRole + 1,
        AreaRole
    };

    FocusZonesModel(QObject *parent = 0);

    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;

public slots:
    void setFocusZones(const QCameraFocusZoneList &zones);

private:
    QCameraFocusZoneList m_focusZones;
};


QT_END_NAMESPACE

QML_DECLARE_TYPE(QT_PREPEND_NAMESPACE(QDeclarativeCameraFocus))

QT_END_HEADER

#endif
