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/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2007 Artem Pavlenko
*
* This library 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 library 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
//$Id$
// mapnik
#include <mapnik/global.hpp>
#include <mapnik/datasource.hpp>
#include <mapnik/box2d.hpp>
#include <mapnik/geometry.hpp>
#include <mapnik/feature.hpp>
#include <mapnik/feature_layer_desc.hpp>
#include <mapnik/wkb.hpp>
#include <mapnik/unicode.hpp>
#include <mapnik/feature_factory.hpp>
#include "kismet_featureset.hpp"
using mapnik::Feature;
using mapnik::feature_ptr;
using mapnik::geometry_type;
using mapnik::geometry_utils;
using mapnik::transcoder;
using mapnik::feature_factory;
kismet_featureset::kismet_featureset(const std::list<kismet_network_data> &knd_list,
std::string const& encoding)
: knd_list_(knd_list),
tr_(new transcoder(encoding)),
feature_id_(1),
knd_list_it(knd_list_.begin ()),
source_("+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs")
{
}
kismet_featureset::~kismet_featureset()
{
}
feature_ptr kismet_featureset::next()
{
if (knd_list_it != knd_list_.end ())
{
const kismet_network_data& knd = *knd_list_it;
const std::string key = "internet_access";
std::string value;
if (knd.crypt_ == crypt_none)
{
value = "wlan_uncrypted";
}
else if (knd.crypt_ == crypt_wep)
{
value = "wlan_wep";
}
else
{
value = "wlan_crypted";
}
feature_ptr feature(feature_factory::create(feature_id_));
++feature_id_;
geometry_type* pt = new geometry_type(mapnik::Point);
pt->move_to(knd.bestlon_, knd.bestlat_);
feature->add_geometry(pt);
boost::put(*feature, key, tr_->transcode(value.c_str()));
++knd_list_it;
return feature;
}
return feature_ptr();
}
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