DeviceComponent.h

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// Copyright 2015 Sensics, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef INCLUDED_DeviceComponent_h_GUID_FC172255_F4F1_41A2_ABA5_E5E33F8BD005
#define INCLUDED_DeviceComponent_h_GUID_FC172255_F4F1_41A2_ABA5_E5E33F8BD005

// Internal Includes
#include <osvr/Common/DeviceComponentPtr.h>
#include <osvr/Common/BaseDevicePtr.h>
#include <osvr/Common/MessageHandler.h>
#include <osvr/Common/BaseMessageTraits.h>

// Library/third-party includes
// - none

// Standard includes
// - none

namespace osvr {
namespace common {
    class DeviceComponent {
      public:
        typedef BaseDevice Parent;

        void recordParent(Parent &dev);

        void update();

      protected:
        DeviceComponent();

        bool m_hasParent() const;

        Parent &m_getParent();

        void m_registerHandler(vrpn_MESSAGEHANDLER handler, void *userdata,
                               RawMessageType const &msgType);

        virtual void m_parentSet() = 0;

        virtual void m_update();

      private:
        Parent *m_parent;
        MessageHandlerList<BaseDeviceMessageHandleTraits> m_messageHandlers;
    };
} // namespace common
} // namespace osvr
#endif // INCLUDED_DeviceComponent_h_GUID_FC172255_F4F1_41A2_ABA5_E5E33F8BD005