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// ** National Center for Atmospheric Research (NCAR)                        
// ** Boulder, Colorado, USA                                                 
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/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/

// RCS info
//   $Author: dixon $
//   $Locker:  $
//   $Date: 2018/10/13 23:22:11 $
//   $Id: MapObject.cc,v 1.5 2018/10/13 23:22:11 dixon Exp $
//   $Revision: 1.5 $
//   $State: Exp $
 
/**-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-**/
/*********************************************************************
 * MapObject.cc: abstract base class representing a map object.
 *
 * RAP, NCAR, Boulder CO
 *
 * August 1999
 *
 * Nancy Rehak
 *
 *********************************************************************/

#include <cstdio>

#include <rapformats/MapObject.hh>

using namespace std;


const int MapObject::MAX_TOKENS = 10;
const int MapObject::MAX_TOKEN_LEN = 80;


/**********************************************************************
 * Constructor
 */

MapObject::MapObject(void) :
  _tokens(0)
{
  _freeTokens();
}


/**********************************************************************
 * Destructor
 */

MapObject::~MapObject(void)
{
  // Do nothing
}


/**********************************************************************
 *              Private Member Functions                              *
 **********************************************************************/

/**********************************************************************
 * _allocateTokens() - Allocate space for the tokens needed for parsing
 *                     input lines when reading the polyline from a
 *                     file.
 */

void MapObject::_allocateTokens()
{
  // If we've already allocated the tokens, we don't need to do anything

  if (_tokens != 0)
    return;
  
  // Allocate the tokens

  _tokens = new char*[MAX_TOKENS];
  for (int i = 0; i < MAX_TOKENS; ++i)
    _tokens[i] = new char[MAX_TOKEN_LEN];
}


/**********************************************************************
 * _freeTokens() - Free the space for the tokens.
 */

void MapObject::_freeTokens()
{
  // If the tokens haven't been allocated, we don't need to do anything.

  if (_tokens == 0)
    return;
  
  // Free the tokens

  for (int i = 0; i < MAX_TOKENS; ++i)
    delete [] _tokens[i];
  
  delete [] _tokens;
  
  _tokens = 0;
}