SIM/SIM_RelationshipGroup.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * Produced by:
 *      Side Effects Software Inc.
 *      477 Richmond Street West, Suite 1001
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 */

#ifndef __SIM_RelationshipGroup_h__
#define __SIM_RelationshipGroup_h__

#include "SIM_API.h"
#include "SIM_RelationshipData.h"

/// This class defines a relationship between objects that form a group.
/// The SIM_Relationship parent data of a SIM_RelationshipGroup should
/// have the grouped objects in the object group, and the affector group
/// should remain empty. Even if the affector group has objects in it,
/// those objects are ignored, and are not part of the group.
class SIM_API SIM_RelationshipGroup : public SIM_RelationshipData
{
protected:
    explicit             SIM_RelationshipGroup(const SIM_DataFactory *factory);
    virtual             ~SIM_RelationshipGroup();

private:
    static const SIM_DopDescription     *getGroupDopDescription();

    DECLARE_STANDARD_GETCASTTOTYPE();
    DECLARE_DATAFACTORY(SIM_RelationshipGroup,
                        SIM_RelationshipData,
                        "Group Relationship",
                        getGroupDopDescription());
};

#endif

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