mapnik/include/mapnik/marker_cache.hpp

70 lines
2.1 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2011 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
*
*****************************************************************************/
#ifndef MAPNIK_MARKER_CACHE_HPP
#define MAPNIK_MARKER_CACHE_HPP
// mapnik
#include <mapnik/utils.hpp>
#include <mapnik/marker.hpp>
#include <mapnik/config.hpp>
#include <mapnik/svg/svg_path_attributes.hpp>
#include <mapnik/svg/svg_storage.hpp>
#include <mapnik/svg/svg_path_adapter.hpp>
// agg
#include "agg_path_storage.h"
// boost
#include <boost/utility.hpp>
#include <boost/unordered_map.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/optional.hpp>
#ifdef MAPNIK_THREADSAFE
#include <boost/thread/mutex.hpp>
#endif
namespace mapnik
{
using namespace mapnik::svg;
typedef boost::shared_ptr<marker> marker_ptr;
struct MAPNIK_DECL marker_cache :
public singleton <marker_cache, CreateStatic>,
private boost::noncopyable
{
friend class CreateStatic<marker_cache>;
#ifdef MAPNIK_THREADSAFE
static boost::mutex mutex_;
#endif
static boost::unordered_map<std::string,marker_ptr> cache_;
static bool insert(std::string const& key, marker_ptr);
static boost::optional<marker_ptr> find(std::string const& key, bool update_cache = false);
};
}
#endif // MAPNIK_MARKER_CACHE_HPP