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#ifndef QCLCOMMANDQUEUE_H
#define QCLCOMMANDQUEUE_H

#include "qclglobal.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(CL)

class QCLContext;

class Q_CL_EXPORT QCLCommandQueue
{
public:
    QCLCommandQueue() : m_id(0) {}
    QCLCommandQueue(QCLContext *context, cl_command_queue id)
        : m_context(context), m_id(id) {}
    QCLCommandQueue(const QCLCommandQueue &other);
    ~QCLCommandQueue();

    QCLCommandQueue &operator=(const QCLCommandQueue &other);

    bool isNull() const { return m_id == 0; }

    bool isOutOfOrder() const;
    bool isProfilingEnabled() const;

    cl_command_queue queueId() const { return m_id; }
    QCLContext *context() const { return m_context; }

    bool operator==(const QCLCommandQueue &other) const;
    bool operator!=(const QCLCommandQueue &other) const;

private:
    QCLContext *m_context;
    cl_command_queue m_id;
};

inline QCLCommandQueue::QCLCommandQueue(const QCLCommandQueue &other)
    : m_context(other.m_context), m_id(other.m_id)
{
    if (m_id)
        clRetainCommandQueue(m_id);
}

inline QCLCommandQueue::~QCLCommandQueue()
{
    if (m_id)
        clReleaseCommandQueue(m_id);
}

inline QCLCommandQueue &QCLCommandQueue::operator=(const QCLCommandQueue &other)
{
    m_context = other.m_context;
    if (other.m_id)
        clRetainCommandQueue(other.m_id);
    if (m_id)
        clReleaseCommandQueue(m_id);
    m_id = other.m_id;
    return *this;
}

inline bool QCLCommandQueue::operator==(const QCLCommandQueue &other) const
{
    return m_id == other.m_id;
}

inline bool QCLCommandQueue::operator!=(const QCLCommandQueue &other) const
{
    return m_id != other.m_id;
}

QT_END_NAMESPACE

QT_END_HEADER

#endif