X:/dropbox/visualizationlibrary/src/vlGraphics/ActorTreeAbstract.hpp

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#ifndef ActorTree_INCLUDE_ONCE
#define ActorTree_INCLUDE_ONCE

#include <vlGraphics/Actor.hpp>
#include <vlCore/AABB.hpp>
#include <set>

namespace vl
{
  class VLGRAPHICS_EXPORT ActorTreeAbstract: public Object
  {
    VL_INSTRUMENT_ABSTRACT_CLASS(vl::ActorTreeAbstract, Object)

  public:
    ActorTreeAbstract();

    virtual int childrenCount() const = 0;
    virtual ActorTreeAbstract* child(int i) = 0;
    virtual const ActorTreeAbstract* child(int i) const = 0;

    const ActorTreeAbstract* parent() const { return mParent; }
    ActorTreeAbstract* parent() { return mParent; }

    const ActorCollection* actors() const { return &mActors; }
    ActorCollection* actors() { return &mActors; }

    const AABB& aabb() const { return mAABB; }

    void computeAABB();

    void extractActors(ActorCollection& list);

    void extractVisibleActors(ActorCollection& list, const Camera* camera, unsigned enable_mask=0xFFFFFFFF);

    ActorTreeAbstract* eraseActor(Actor* actor);

    Actor* addActor(Renderable* renderable, Effect* eff, Transform* tr=NULL);

    Actor* addActor(Actor* actor);

    static void prepareActors(ActorCollection& actors);

    void setParent(ActorTreeAbstract* p) { mParent = p; }

  protected:
    ActorTreeAbstract* mParent;
    ActorCollection mActors;
    AABB mAABB;
  };
}

#endif