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#ifndef AVFCAMERAEXPOSURECONTROL_H
#define AVFCAMERAEXPOSURECONTROL_H

#include <QtMultimedia/qcameraexposurecontrol.h>
#include <QtMultimedia/qcameraexposure.h>

#include <QtCore/qglobal.h>

QT_BEGIN_NAMESPACE

class AVFCameraSession;
class AVFCameraService;

class AVFCameraExposureControl : public QCameraExposureControl
{
    Q_OBJECT

public:
    AVFCameraExposureControl(AVFCameraService *service);

    bool isParameterSupported(ExposureParameter parameter) const Q_DECL_OVERRIDE;
    QVariantList supportedParameterRange(ExposureParameter parameter,
                                         bool *continuous) const Q_DECL_OVERRIDE;

    QVariant requestedValue(ExposureParameter parameter) const Q_DECL_OVERRIDE;
    QVariant actualValue(ExposureParameter parameter) const Q_DECL_OVERRIDE;
    bool setValue(ExposureParameter parameter, const QVariant &value) Q_DECL_OVERRIDE;

private Q_SLOTS:
    void cameraStateChanged();

private:
    AVFCameraService *m_service;
    AVFCameraSession *m_session;

    QVariant m_requestedMode;
    QVariant m_requestedCompensation;
    QVariant m_requestedShutterSpeed;
    QVariant m_requestedISO;

    // Aux. setters:
    bool setExposureMode(const QVariant &value);
    bool setExposureCompensation(const QVariant &value);
    bool setShutterSpeed(const QVariant &value);
    bool setISO(const QVariant &value);
};

QT_END_NAMESPACE

#endif
