137 lines
6.5 KiB
C++
137 lines
6.5 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2011 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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#ifndef MAPNIK_TEXT_SYMBOLIZER_HPP
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#define MAPNIK_TEXT_SYMBOLIZER_HPP
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// mapnik
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#include <mapnik/color.hpp>
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#include <mapnik/font_set.hpp>
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#include <mapnik/symbolizer.hpp>
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#include <mapnik/text_placements/base.hpp>
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#include <mapnik/text_placements/dummy.hpp>
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// boost
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#include <boost/shared_ptr.hpp>
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#include <boost/make_shared.hpp>
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// stl
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#include <string>
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#if (!defined(NO_DEPRECATION_WARNINGS) && __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))
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#define func_deprecated __attribute__ ((deprecated))
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#else
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#define func_deprecated
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#endif
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namespace mapnik
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{
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struct MAPNIK_DECL text_symbolizer : public symbolizer_base
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{
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// Note - we do not use boost::make_shared below as VC2008 and VC2010 are
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// not able to compile make_shared used within a constructor
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text_symbolizer(text_placements_ptr placements = text_placements_ptr(new text_placements_dummy));
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text_symbolizer(expression_ptr name, std::string const& face_name,
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float size, color const& fill,
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text_placements_ptr placements = text_placements_ptr(new text_placements_dummy)
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);
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text_symbolizer(expression_ptr name, float size, color const& fill,
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text_placements_ptr placements = text_placements_ptr(new text_placements_dummy)
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);
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text_symbolizer(text_symbolizer const& rhs);
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text_symbolizer& operator=(text_symbolizer const& rhs);
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expression_ptr get_name() const func_deprecated;
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void set_name(expression_ptr expr);
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expression_ptr get_orientation() const func_deprecated; // orienation (rotation angle atm)
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void set_orientation(expression_ptr expr);
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double get_text_ratio() const func_deprecated; // target ratio for text bounding box in pixels
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void set_text_ratio(double ratio);
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double get_wrap_width() const func_deprecated; // width to wrap text at, or trigger ratio
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void set_wrap_width(double width);
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unsigned char get_wrap_char() const func_deprecated; // character used to wrap lines
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std::string get_wrap_char_string() const func_deprecated; // character used to wrap lines as std::string
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void set_wrap_char(unsigned char character);
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void set_wrap_char_from_string(std::string const& character);
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text_transform_e get_text_transform() const func_deprecated; // text conversion on strings before display
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void set_text_transform(text_transform_e convert);
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double get_line_spacing() const func_deprecated; // spacing between lines of text
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void set_line_spacing(double spacing);
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double get_character_spacing() const func_deprecated; // spacing between characters in text
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void set_character_spacing(double spacing);
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double get_label_spacing() const func_deprecated; // spacing between repeated labels on lines
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void set_label_spacing(double spacing);
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unsigned get_label_position_tolerance() const func_deprecated; //distance the label can be moved on the line to fit, if 0 the default is used
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void set_label_position_tolerance(unsigned tolerance);
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bool get_force_odd_labels() const func_deprecated; // try render an odd amount of labels
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void set_force_odd_labels(bool force);
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double get_max_char_angle_delta() const func_deprecated; // maximum change in angle between adjacent characters
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void set_max_char_angle_delta(double angle);
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double get_text_size() const func_deprecated;
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void set_text_size(double size);
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std::string const& get_face_name() const func_deprecated;
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void set_face_name(std::string face_name);
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boost::optional<font_set> const& get_fontset() const func_deprecated;
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void set_fontset(font_set const& fset);
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color const& get_fill() const func_deprecated;
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void set_fill(color const& fill);
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void set_halo_fill(color const& fill);
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color const& get_halo_fill() const func_deprecated;
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void set_halo_radius(double radius);
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double get_halo_radius() const func_deprecated;
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void set_label_placement(label_placement_e label_p);
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label_placement_e get_label_placement() const func_deprecated;
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void set_vertical_alignment(vertical_alignment_e valign);
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vertical_alignment_e get_vertical_alignment() const func_deprecated;
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void set_displacement(double x, double y);
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void set_displacement(position const& p);
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position const& get_displacement() const func_deprecated;
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void set_avoid_edges(bool avoid);
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bool get_avoid_edges() const func_deprecated;
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void set_minimum_distance(double distance);
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double get_minimum_distance() const func_deprecated;
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void set_minimum_padding(double distance);
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double get_minimum_padding() const func_deprecated;
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void set_minimum_path_length(double size);
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double get_minimum_path_length() const;
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void set_allow_overlap(bool overlap);
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bool get_allow_overlap() const func_deprecated;
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void set_text_opacity(double opacity);
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double get_text_opacity() const func_deprecated;
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void set_wrap_before(bool wrap_before);
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bool get_wrap_before() const func_deprecated; // wrap text at wrap_char immediately before current work
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void set_horizontal_alignment(horizontal_alignment_e valign);
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horizontal_alignment_e get_horizontal_alignment() const func_deprecated;
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void set_justify_alignment(justify_alignment_e valign);
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justify_alignment_e get_justify_alignment() const func_deprecated;
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text_placements_ptr get_placement_options() const;
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void set_placement_options(text_placements_ptr placement_options);
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void set_largest_bbox_only(bool val);
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bool largest_bbox_only() const;
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private:
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text_placements_ptr placement_options_;
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};
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}
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#endif // MAPNIK_TEXT_SYMBOLIZER_HPP
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