Location: PHPKode > projects > jjfmapper > jjfmapper/lib/geoformat_grid.php
<?php #-*-Mode: php; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
/*
    jjfMapper, a cartography program for PHP 4.
    Copyright (C) 2004  John J Foerch

    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 2 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, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

/*
The grid geolayer format is a derivative of graphiclayer.
*/

include_once (JJFM_LIBDIR.'/geoformat_graphiclayer.php');


class geoformat_grid extends geoformat_graphiclayer {

    function parse_instructions (&$ops) {
    
        $color = isset($ops['COLOR']) ?
            $ops['COLOR'] :
            'FFFFFF';
        $interval = isset($ops['INTERVAL'])?
            $ops['INTERVAL'] :
            1;
        $latoffset = isset($ops['LATOFFSET'])?
            $ops['LATOFFSET'] :
            0;
        $lonoffset = isset($ops['LONOFFSET'])?
            $ops['LONOFFSET'] :
            0;
        $weight = isset($ops['WEIGHT'])?
            $ops['WEIGHT'] :
            1;
    
        $ret = array(
            'operations' => array (
                0 => array (
                    'operation' => 'GRID',
                    'color' => $color,
                    'interval' => $interval,
                    'latoffset' => $latoffset,
                    'lonoffset' => $lonoffset,
                    'weight' => $weight
                    )
                )
            );
        return $ret;
    }

    
    function geoformat_grid ($args) {
        $this->geoformat_graphiclayer ($args);
    }
    
}

?>
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