OculusScaffold.h

// This file is a part of the OpenSurgSim project.
// Copyright 2015, SimQuest Solutions 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 SURGSIM_DEVICES_OCULUS_OCULUSSCAFFOLD_H
#define SURGSIM_DEVICES_OCULUS_OCULUSSCAFFOLD_H

#include <memory>

#include "SurgSim/DataStructures/DataGroup.h"
#include "SurgSim/Framework/BasicThread.h"

namespace SurgSim
{
namespace Framework
{
class Logger;
}
};

namespace SurgSim
{

namespace Devices
{
class OculusDevice;

class OculusScaffold : SurgSim::Framework::BasicThread
{
public:
    ~OculusScaffold();

protected:
    bool doInitialize() override;
    bool doStartUp() override;
    bool doUpdate(double dt) override;

private:
    struct StateData;

    struct DeviceData;

    friend class OculusDevice;

    OculusScaffold();

    static std::shared_ptr<OculusScaffold> getOrCreateSharedInstance();

    bool registerDevice(OculusDevice* device);

    bool doRegisterDevice(DeviceData* info);

    bool unregisterDevice(const OculusDevice* device);

    bool initializeSdk();

    bool finalizeSdk();

    static SurgSim::DataStructures::DataGroup buildDeviceInputData();

    std::shared_ptr<SurgSim::Framework::Logger> m_logger;

    std::unique_ptr<StateData> m_state;
};

};  // namespace Devices
};  // namespace SurgSim

#endif  // SURGSIM_DEVICES_OCULUS_OCULUSSCAFFOLD_H