Group.h

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/* $Id: Group.h,v 1.3 2002/11/20 15:22:15 cvs Exp $ */

#ifndef __GROUP_H
#define __GROUP_H

#include <esg/Definitions.h>
#include <esg/SceneGraphObject.h>
#include <esg/spacesorting/SDS.h>
//#include <esg/metric/Metric.h>

namespace esg {

    class OGSCENE_EXPORT IteratorSDS;

class OGSCENE_EXPORT Group : public SceneGraphObject {
protected:
        SDS* _repository; 

public:
        Group (const SDS & ss, OID oid  = 0, const char * name = "");

        virtual ~Group();

        virtual bool hasSubnodes (void) const;

        virtual IteratorSDS* traverseSubnodes (void) const;

        SDS* getRepository (void) const { return _repository; }

        int append (SceneGraphObject* o) {
            if (o && _repository) {
                _repository->append(o);
                if (o->tangible()) _tangible = true;
                return true;
            } else
                return false;
        }

        bool build (void) {
            if (_repository) return _repository->build(); else return false;
        }

        //    virtual void acceptMetric (Metric& metric) {
        //      metric.visitGroup(this);
        //      if (_repository) _repository->acceptMetric(metric);
        //    }

        virtual void __debug() {
            if (_repository) _repository->__debug();
            else fprintf(stderr,"Group: No repository defined\n");
        }
};

}; // namepace


#endif // __GROUP_H

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