NCGrid.cc

 
// -*- mode: c++; c-basic-offset:4 -*-
 
// This file is part of nc_handler, a data handler for the OPeNDAP data
// server. 
 
// Copyright (c) 2002,2003 OPeNDAP, Inc.
// Author: James Gallagher <jgallagher@opendap.org>
//
// This is free software; you can redistribute it and/or modify it under the
// terms of the GNU Lesser General Public License as published by the Free
// Software Foundation; either version 2.1 of the License, or (at your
// option) any later version.
// 
// This software 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 Lesser General Public
// License for more details.
// 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//
// You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
 
 
// (c) COPYRIGHT URI/MIT 1994-1996
// Please read the full copyright statement in the file COPYRIGHT.
//
// Authors:
//      reza            Reza Nekovei (reza@intcomm.net)
 
// netCDF sub-class implementation for NCByte,...NCGrid.
// The files are patterned after the subcalssing examples 
// Test<type>.c,h files.
//
// ReZa 1/12/95
 
#include "config_nc.h"
 
static char rcsid[] not_used ={"$Id$"};
 
#include <sstream>
 
#include <netcdf.h>
 
#include <libdap/Error.h>
#include <libdap/InternalErr.h>
#include <libdap/util.h>
 
#include "NCGrid.h"
#include <libdap/debug.h>
 
// protected
 
 
BaseType *
NCGrid::ptr_duplicate()
{
    return new NCGrid(*this);
}
 
// public
 
NCGrid::NCGrid(const string &n, const string &d) : Grid(n, d)
{
}
 
NCGrid::NCGrid(const NCGrid &rhs) : Grid(rhs)
{
}
 
 
NCGrid::~NCGrid()
{
}
 
NCGrid &
NCGrid::operator=(const NCGrid &rhs)
{
    if (this == &rhs)
        return *this;
 
    dynamic_cast<NCGrid&>(*this) = rhs;
 
 
    return *this;
}
 
 
bool
NCGrid::read()
{
    DBG(cerr << "In NCGrid::read" << endl);
 
    if (read_p()) // nothing to do
        return true;
 
    DBG(cerr << "In NCGrid, reading components for " << name() << endl);
 
    // read array elements
    if (array_var()->send_p() || array_var()->is_in_selection())
       array_var()->read();
 
    // read maps elements
    for (Map_iter p = map_begin(); p != map_end(); ++p)
        if ((*p)->send_p() || (*p)->is_in_selection())
            (*p)->read();
 
    set_read_p(true);
 
    return true;
}

void NCGrid::transfer_attributes(AttrTable *at)
{
    if (at) {
    array_var()->transfer_attributes(at);
 
    Map_iter map = map_begin();
    while (map != map_end()) {
        (*map)->transfer_attributes(at);
        map++;
    }
    }
}