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#ifndef QT3DEXTRAS_QORBITCAMERACONTROLLER_H
#define QT3DEXTRAS_QORBITCAMERACONTROLLER_H

#include <Qt3DExtras/qt3dextras_global.h>
#include <Qt3DCore/QEntity>

QT_BEGIN_NAMESPACE

namespace Qt3DRender {
class QCamera;
}

namespace Qt3DExtras {

class QOrbitCameraControllerPrivate;

class QT3DEXTRASSHARED_EXPORT QOrbitCameraController : public Qt3DCore::QEntity
{
    Q_OBJECT
    Q_PROPERTY(Qt3DRender::QCamera *camera READ camera WRITE setCamera NOTIFY cameraChanged)
    Q_PROPERTY(float linearSpeed READ linearSpeed WRITE setLinearSpeed NOTIFY linearSpeedChanged)
    Q_PROPERTY(float lookSpeed READ lookSpeed WRITE setLookSpeed NOTIFY lookSpeedChanged)
    Q_PROPERTY(float zoomInLimit READ zoomInLimit WRITE setZoomInLimit NOTIFY zoomInLimitChanged)

public:
    explicit QOrbitCameraController(Qt3DCore::QNode *parent = nullptr);
    ~QOrbitCameraController();

    float clampInputs(float input1, float input2);
    Qt3DRender::QCamera *camera() const;
    float linearSpeed() const;
    float lookSpeed() const;
    float zoomInLimit() const;

    void setCamera(Qt3DRender::QCamera *camera);
    void setLinearSpeed(float linearSpeed);
    void setLookSpeed(float lookSpeed);
    void setZoomInLimit(float zoomInLimit);

Q_SIGNALS:
    void cameraChanged();
    void linearSpeedChanged();
    void lookSpeedChanged();
    void zoomInLimitChanged();

private:
    Q_DECLARE_PRIVATE(QOrbitCameraController)
    Q_PRIVATE_SLOT(d_func(),  void _q_onTriggered(float))
};

}   // Qt3DExtras

QT_END_NAMESPACE

#endif // QT3DEXTRAS_QORBITCAMERACONTROLLER_H