mapnik/include/mapnik/markers_symbolizer.hpp

105 lines
3.6 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_MARKERS_SYMBOLIZER_HPP
#define MAPNIK_MARKERS_SYMBOLIZER_HPP
//mapnik
#include <mapnik/symbolizer.hpp>
#include <mapnik/parse_path.hpp>
#include <mapnik/color.hpp>
#include <mapnik/stroke.hpp>
#include <mapnik/enumeration.hpp>
#include <mapnik/expression.hpp>
// boost
#include <boost/optional.hpp>
namespace mapnik {
// TODO - consider merging with text_symbolizer label_placement_e
enum marker_placement_enum {
MARKER_POINT_PLACEMENT,
MARKER_INTERIOR_PLACEMENT,
MARKER_LINE_PLACEMENT,
marker_placement_enum_MAX
};
DEFINE_ENUM( marker_placement_e, marker_placement_enum );
enum marker_multi_policy_enum {
MARKER_EACH_MULTI, // each component in a multi gets its marker
MARKER_WHOLE_MULTI, // consider all components of a multi as a whole
MARKER_LARGEST_MULTI, // only the largest component of a multi gets a marker
marker_multi_policy_enum_MAX
};
DEFINE_ENUM( marker_multi_policy_e, marker_multi_policy_enum );
struct MAPNIK_DECL markers_symbolizer :
public symbolizer_with_image, public symbolizer_base
{
public:
markers_symbolizer();
markers_symbolizer(path_expression_ptr const& filename);
markers_symbolizer(markers_symbolizer const& rhs);
void set_width(expression_ptr const& width);
expression_ptr const& get_width() const;
void set_height(expression_ptr const& height);
expression_ptr const& get_height() const;
void set_ignore_placement(bool ignore_placement);
bool get_ignore_placement() const;
void set_allow_overlap(bool overlap);
bool get_allow_overlap() const;
void set_spacing(double spacing);
double get_spacing() const;
void set_max_error(double max_error);
double get_max_error() const;
void set_fill(color const& fill);
boost::optional<color> get_fill() const;
void set_fill_opacity(float opacity);
boost::optional<float> get_fill_opacity() const;
void set_stroke(stroke const& stroke);
boost::optional<stroke> get_stroke() const;
void set_marker_placement(marker_placement_e marker_p);
marker_placement_e get_marker_placement() const;
void set_marker_multi_policy(marker_multi_policy_e marker_p);
marker_multi_policy_e get_marker_multi_policy() const;
private:
expression_ptr width_;
expression_ptr height_;
bool ignore_placement_;
bool allow_overlap_;
double spacing_;
double max_error_;
boost::optional<color> fill_;
boost::optional<float> fill_opacity_;
boost::optional<float> opacity_;
boost::optional<stroke> stroke_;
marker_placement_e marker_p_;
marker_multi_policy_e marker_mp_;
};
}
#endif // MAPNIK_MARKERS_SYMBOLIZER_HPP