scene.h

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#line 1 "S:/jenkins/workspace/ufe-full-windows/ufe/include/scene.h"
#ifndef _scene
#define _scene
// ===========================================================================
// Copyright 2018 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================

#include "common/ufeExport.h"

#include "sceneItem.h"
#include "subject.h"

#include <memory>

UFE_NS_DEF {

class ObjectAdd;
class ObjectDelete;
class ObjectPathChange;
class SubtreeInvalidate;
class Path;
class SceneCompositeNotification;


class UFE_SDK_DECL Scene : public Subject
{
public:

    typedef std::shared_ptr<Scene> Ptr;

    static Scene& instance();

    static void initializeInstance(const Ptr& instance);

    ~Scene() override;

    Scene(const Scene&) = delete;
    Scene& operator=(const Scene&) = delete;

    void notify(const Notification& notification) override;

    bool inCompositeNotification() const override;

protected:

    Scene();

    virtual void postNotifyObjectAdd(const ObjectAdd& notification);

    virtual void postNotifyObjectDelete(const ObjectDelete& notification);

    virtual void postNotifyObjectPathChange(const ObjectPathChange& notification);

    virtual void postNotifySubtreeInvalidate(const SubtreeInvalidate& notification);

    virtual void postNotifySceneCompositeChange(const SceneCompositeNotification& notification);

    void beginNotificationGuard() override;
    void endNotificationGuard() override;

private:
    std::unique_ptr<SceneCompositeNotification> fCompositeNotification;
};

}

#endif /* _scene */