requesttypes.h

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/* xoreos - A reimplementation of BioWare's Aurora engine
 *
 * xoreos is the legal property of its developers, whose names
 * can be found in the AUTHORS file distributed with this source
 * distribution.
 *
 * xoreos is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 *
 * xoreos is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with xoreos. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef EVENTS_REQUESTTYPES_H
#define EVENTS_REQUESTTYPES_H

#include "src/common/types.h"
#include "src/common/mutex.h"

#include "src/events/types.h"

#include "src/graphics/types.h"

namespace Graphics {
    class GLContainer;
}

namespace Events {

// Data structures for specific requests

struct RequestCallInMainThread {
    const MainThreadCallerFunctor *caller;
};

struct RequestDataGLContainer {
    Graphics::GLContainer *glContainer;
};

class Request {
public:
    Request(ITCEvent type);
    ~Request();

    bool isGarbage() const;

private:
    ITCEvent _type;

    bool _dispatched; 
    bool _garbage;

    Common::Semaphore _hasReply; 

    Event _event; 

    union {
        RequestCallInMainThread _callInMainThread;
        RequestDataGLContainer  _glContainer;
    };

    void create();

    void copyToReply();

    void signalReply();

    void setGarbage();

    friend class EventsManager;
    friend class RequestManager;
};

} // End of namespace Events

#endif // EVENTS_REQUESTTYPES_H