GU/GU_SelectionConMgr.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:
 *      Ondrej Kos
 *      Side Effects Software Inc.
 *      477 Richmond St. West
 *      Toronto, Ontario,  M5V 3E7
 *      Canada
 *      416-504-9876
 *
 * NAME:        GU_SelectionConMgr (C++)
 *
 * COMMENTS:
 *      A class to manage the various connectivity caches for connected
 *      selections.  Rather than reproducing this functionality in each
 *      connected selection class we just have to include this manager.
 *
 */

#ifndef __GU_SelectionConMgr_h__
#define __GU_SelectionConMgr_h__

#include "GU_API.h"
#include "GU_SelectType.h"

class GEO_PointClassifier;
class GEO_PrimClassifier;
class GEO_PrimConnector;
class GU_Detail;

class GU_API GU_SelectionConMgr
{
public:
     GU_SelectionConMgr(GU_Detail &gdp, int build_connected_points); 
    ~GU_SelectionConMgr(void);

    void                         clear(void);

    void                         topologyChanged() { myConnectorsDirty = true; }

    GEO_PrimConnector           *getConnector(GU_SelectionConnectivity ctype,
                                              bool view_3d);
    
protected:
    GU_Detail                   &myGdp;
    int                          myBuildConnectedPoints;

    GEO_PrimClassifier          *myClassifierUV;
    GEO_PrimConnector           *myConnectorUV;

    GEO_PointClassifier         *myPointClassifier3D;
    GEO_PrimClassifier          *myClassifier3D;
    GEO_PrimConnector           *myConnector3D;

    bool                         myLast3DVisibility;
    bool                         myLastUseVisibility;
    bool                         myConnectorsDirty;

private:
};

#endif

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