ROP/ROP_RenderList.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 Alexander
 *      Side Effects Software Inc
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        ROP_RenderList.h ( ROP Library, C++)
 *
 * COMMENTS:
 *    Defines a list of render objects, and ensures that no ROP/frame pair
 *    is rendered twice within the list.
 */
#ifndef ROP_RenderList_h
#define ROP_RenderList_h

#include "ROP_API.h"

#include <UT/UT_PtrArray.h>

class ROP_RenderItem;

class ROP_API ROP_RenderList
{
public:
    ROP_RenderList() {}
    ~ROP_RenderList();

    // this steals the pointer, and will delete it when this list is
    // destroyed. This may also immediately delete "item" if it is a
    // duplicate of an item already in the list (if so, it will set it to
    // NULL). Otherwise, it's added to the list.
    void                    addItem(ROP_RenderItem *&item);

    int                     entries() const { return myItems.entries(); }

    ROP_RenderItem         *operator()(unsigned int i)  { return myItems(i); }

    const ROP_RenderItem   *operator()(unsigned int i) const
                                                 { return myItems(i); }

private:
    UT_PtrArray<ROP_RenderItem *> myItems;
};

#endif

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