ROP/ROP_IPRList.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:
 *      Mark Elendt
 *      Side Effects Software Inc
 *      123 Front Street West, Suite 1401
 *      Toronto, Ontario
 *      Canada   M5J 2M2
 *      416-504-9876
 *
 * NAME:        ROP_IPRList.h ( ROP Library, C++)
 *
 * COMMENTS:    Create a list of IPR Trees and get them based on frame times
 */

#ifndef __ROP_IPRList__
#define __ROP_IPRList__

#include "ROP_API.h"
#include <SYS/SYS_Types.h>

class UT_IStream;
class rop_IPREntry;
class IFD_IPRTree;

class ROP_API ROP_IPRList {
public:
     ROP_IPRList();
    ~ROP_IPRList();

    bool                 clearCache();

    void                 setRenderer(const char *name, const char *prefix)
                         {
                             myRenderer = name;
                             myPrefix = prefix;
                         }

    IFD_IPRTree         *findTree(fpreal now);
    IFD_IPRTree         *getTree(fpreal now, int maxtrees=1);
    IFD_IPRTree         *getTree(const char *filename, fpreal now,
                                    int maxtrees=1);
    void                 trimEntries(int maxtrees);
    int                  entries() const        { return myEntries; }

    void                 setDestroyCache(bool onoff);
    void                 afterLoad(float now);

    int                  save(ostream &os);
    bool                 load(UT_IStream &is);

private:
    static void          exitCallback(void *);
    void                 addToClearList();
    void                 removeFromClearList();

    rop_IPREntry        *myList;
    int                  myEntries;
    ROP_IPRList         *myClearPrev, *myClearNext;
    const char          *myRenderer, *myPrefix;
    bool                 myDestroyCache;
};

#endif

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