EventProvider.h

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/*
 * Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * * Neither the name of NVIDIA CORPORATION nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 */

#ifndef _ARGUS_EVENT_PROVIDER_H
#define _ARGUS_EVENT_PROVIDER_H

namespace Argus
{

DEFINE_UUID(InterfaceID, IID_EVENT_PROVIDER, 523ed330,25dc,11e5,867f,08,00,20,0c,9a,66);
class IEventProvider : public Interface
{
public
 static const InterfaceID& id() { return IID_EVENT_PROVIDER; }

 virtual Status getAvailableEventTypes(std::vector<EventType>* types) const = 0;

 virtual EventQueue* createEventQueue(const std::vector<EventType>& eventTypes,
 Status* status = NULL) = 0;

 virtual Status waitForEvents(const std::vector<EventQueue*>& queues,
 uint64_t timeout = TIMEOUT_INFINITE) = 0;

 virtual Status waitForEvents(EventQueue* queue,
 uint64_t timeout = TIMEOUT_INFINITE) = 0;

protected
 ~IEventProvider() {}
};

} // namespace Argus

#endif // _ARGUS_EVENT_PROVIDER_H