88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
/*****************************************************************************
|
|
*
|
|
* This file is part of Mapnik (c++ mapping toolkit)
|
|
*
|
|
* Copyright (C) 2006 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
|
|
*
|
|
*****************************************************************************/
|
|
|
|
//$Id$
|
|
|
|
#ifndef QUERY_HPP
|
|
#define QUERY_HPP
|
|
//mapnik
|
|
#include <mapnik/filter.hpp>
|
|
#include <mapnik/envelope.hpp>
|
|
#include <mapnik/feature.hpp>
|
|
// stl
|
|
#include <set>
|
|
#include <limits>
|
|
|
|
namespace mapnik {
|
|
class query
|
|
{
|
|
private:
|
|
Envelope<double> bbox_;
|
|
double resolution_;
|
|
std::set<std::string> names_;
|
|
public:
|
|
|
|
explicit query(const Envelope<double>& bbox, double resolution)
|
|
: bbox_(bbox),
|
|
resolution_(resolution)
|
|
{}
|
|
|
|
|
|
query(const query& other)
|
|
: bbox_(other.bbox_),
|
|
resolution_(other.resolution_),
|
|
names_(other.names_)
|
|
{}
|
|
|
|
query& operator=(const query& other)
|
|
{
|
|
if (this == &other) return *this;
|
|
bbox_=other.bbox_;
|
|
resolution_=other.resolution_;
|
|
names_=other.names_;
|
|
return *this;
|
|
}
|
|
|
|
double resolution() const
|
|
{
|
|
return resolution_;
|
|
}
|
|
|
|
const Envelope<double>& get_bbox() const
|
|
{
|
|
return bbox_;
|
|
}
|
|
|
|
void add_property_name(const std::string& name)
|
|
{
|
|
names_.insert(name);
|
|
}
|
|
|
|
const std::set<std::string>& property_names() const
|
|
{
|
|
return names_;
|
|
}
|
|
};
|
|
}
|
|
|
|
|
|
#endif //QUERY_HPP
|