/usr/include/mapnik/symbolizer.hpp is in libmapnik2-dev 2.0.0+ds1-3build1.
This file is owned by root:root, with mode 0o644.
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*
* 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: symbolizer.hpp 39 2005-04-10 20:39:53Z pavlenko $
#ifndef MAPNIK_SYMBOLIZER_HPP
#define MAPNIK_SYMBOLIZER_HPP
// mapnik
#include <mapnik/config.hpp>
#include <mapnik/parse_path.hpp>
#include <mapnik/metawriter.hpp>
// boost
#include <boost/array.hpp>
namespace mapnik
{
class Map;
class MAPNIK_DECL symbolizer_base {
public:
symbolizer_base():
properties_(),
properties_complete_(),
writer_name_(),
writer_ptr_() {}
/** Add a metawriter to this symbolizer using a name. */
void add_metawriter(std::string const& name, metawriter_properties const& properties);
/** Add a metawriter to this symbolizer using a pointer.
* The name is only needed if you intend to call save_map() some time.
* You don't need to call cache_metawriters() when using this function.
* Call this function with an NULL writer_ptr to remove a metawriter.
*/
void add_metawriter(metawriter_ptr writer_ptr,
metawriter_properties const& properties = metawriter_properties(),
std::string const& name = "");
/** Cache metawriter objects to avoid repeated lookups while processing.
*
* If the metawriter was added using a symbolic name (instead of a pointer)
* this function has to be called before the symbolizer is used, because
* the map object is not available in renderer::apply() to resolve the reference.
*/
void cache_metawriters(Map const &m);
/** Get the metawriter associated with this symbolizer or a NULL pointer if none exists.
*
* This functions requires that cache_metawriters() was called first.
*/
metawriter_with_properties get_metawriter() const;
/** Get metawriter properties.
* This functions returns the default attributes of the
* metawriter + symbolizer specific attributes.
* \note This function is a helperfunction for class attribute_collector.
*/
metawriter_properties const& get_metawriter_properties() const { return properties_complete_; }
/** Get metawriter properties which only apply to this symbolizer.
*/
metawriter_properties const& get_metawriter_properties_overrides() const { return properties_; }
/** Get metawriter name. */
std::string const& get_metawriter_name() const { return writer_name_; }
private:
metawriter_properties properties_;
metawriter_properties properties_complete_;
std::string writer_name_;
metawriter_ptr writer_ptr_;
};
typedef boost::array<double,6> transform_type;
class MAPNIK_DECL symbolizer_with_image {
public:
path_expression_ptr get_filename() const;
void set_filename(path_expression_ptr filename);
void set_transform(transform_type const& );
transform_type const& get_transform() const;
std::string const get_transform_string() const;
void set_opacity(float opacity);
float get_opacity() const;
protected:
symbolizer_with_image(path_expression_ptr filename);
symbolizer_with_image(symbolizer_with_image const& rhs);
path_expression_ptr image_filename_;
float opacity_;
transform_type matrix_;
};
}
#endif //MAPNIK_SYMBOLIZER_HPP
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