nodelist.h

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/*
**  Command & Conquer Generals Zero Hour(tm)
**  Copyright 2025 Electronic Arts Inc.
**
**  This program is free software: you can redistribute it and/or modify
**  it under the terms of the GNU General Public License as published by
**  the Free Software Foundation, either version 3 of the License, or
**  (at your option) any later version.
**
**  This program is distributed in the hope that it will be useful,
**  but WITHOUT ANY WARRANTY; without even the implied warranty of
**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
**  GNU General Public License for more details.
**
**  You should have received a copy of the GNU General Public License
**  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
 
/* $Header: /Commando/Code/Tools/pluglib/nodelist.h 7     1/02/01 6:31p Greg_h $ */
/*********************************************************************************************** 
 ***                            Confidential - Westwood Studios                              *** 
 *********************************************************************************************** 
 *                                                                                             * 
 *                 Project Name : Commando / G                                                 * 
 *                                                                                             * 
 *                    File Name : NODELIST.H                                                   * 
 *                                                                                             * 
 *                   Programmer : Greg Hjelstrom                                               * 
 *                                                                                             * 
 *                   Start Date : 06/09/97                                                     * 
 *                                                                                             * 
 *                  Last Update : June 9, 1997 [GH]                                            * 
 *                                                                                             * 
 *---------------------------------------------------------------------------------------------* 
 * Functions:                                                                                  * 
 * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
 
 
#ifndef NODELIST_H
#define NODELIST_H
 
#include "always.h"
#include <Max.h>
 
#ifndef NODEFILT_H
#include "nodefilt.h"
#endif
 
 
class INodeListEntryClass;
class INodeCompareClass;
 
 
/*******************************************************************************
*   INodeListClass
*
*   This is a class that can enumerate a 3dsMax scene and build a list of
*   all of the INodes that meet your desired criteria.
*
*******************************************************************************/
class INodeListClass : public ITreeEnumProc
{
public:
 
    INodeListClass(TimeValue time,INodeFilterClass * nodefilter = NULL);
    INodeListClass(IScene * scene,TimeValue time,INodeFilterClass * nodefilter = NULL);
    INodeListClass(INode * root,TimeValue time,INodeFilterClass * nodefilter = NULL);
    INodeListClass(INodeListClass & copyfrom,TimeValue time,INodeFilterClass * inodefilter = NULL);
    ~INodeListClass();
 
    void            Set_Filter(INodeFilterClass * inodefilter) { INodeFilter = inodefilter; }
    void            Insert(INodeListClass & insertlist);
    void            Insert(INode * node);
    void            Remove(int i);
    unsigned        Num_Nodes(void) const { return NumNodes; }
    INode *     operator[] (int index) const;
    void            Sort(const INodeCompareClass & node_compare);
    void            Add_Tree(INode * root);
 
private:
 
    unsigned                        NumNodes;
    TimeValue                   Time;
    INodeListEntryClass *    ListHead;
    INodeFilterClass *      INodeFilter;
 
    INodeListEntryClass * get_nth_item(int index);
    int callback(INode * node);
};
 
 
class INodeCompareClass
{
public:
    // returns <0 if nodea < node b.
    // returns =0 if nodea = node b.
    // returns >0 if nodea > node b.
    virtual int operator() (INode * nodea,INode * nodeb) const = 0;
};
 
 
#endif /*NODELIST_H*/