OsgManager.h

// This file is a part of the OpenSurgSim project.
// Copyright 2013, 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_GRAPHICS_OSGMANAGER_H
#define SURGSIM_GRAPHICS_OSGMANAGER_H

#include "SurgSim/Graphics/Manager.h"

#include <memory>

#include <osgViewer/CompositeViewer>

namespace SurgSim
{

namespace Graphics
{

class Representation;
class Group;
class View;
class OsgCamera;
class OsgGroup;
class OsgScreenSpacePass;

class OsgManager : public Manager
{
public:
    OsgManager();
    virtual ~OsgManager();

    void setMultiThreading(bool val);

    bool isMultiThreading() const;

    friend class OsgManagerTest;

    osg::ref_ptr<osgViewer::CompositeViewer> getOsgCompositeViewer() const;

    void dumpDebugInfo() const override;

protected:
    bool doUpdate(double dt) override;

    bool doInitialize() override;

    bool doStartUp() override;

    bool addRepresentation(std::shared_ptr<Representation> representation) override;

    bool addView(std::shared_ptr<View> view) override;

    bool removeView(std::shared_ptr<View> view) override;

    std::shared_ptr<Group> getOrCreateGroup(const std::string& name) override;

private:

    void doBeforeStop();

    osg::ref_ptr<osgViewer::CompositeViewer> m_viewer;

    std::shared_ptr<OsgScreenSpacePass> m_hudElement;
};

};  // namespace Graphics

};  // namespace SurgSim

#endif  // SURGSIM_GRAPHICS_OSGMANAGER_H