/usr/include/mapnik/grid/grid_renderer.hpp is in libmapnik-dev 2.2.0+ds1-6build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 | /*****************************************************************************
*
* 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 GRID_RENDERER_HPP
#define GRID_RENDERER_HPP
// mapnik
#include <mapnik/config.hpp>
#include <mapnik/feature_style_processor.hpp>
#include <mapnik/font_engine_freetype.hpp>
#include <mapnik/grid/grid.hpp>
#include <mapnik/noncopyable.hpp>
#include <mapnik/rule.hpp> // for rule, symbolizers
#include <mapnik/box2d.hpp> // for box2d
#include <mapnik/color.hpp> // for color
#include <mapnik/ctrans.hpp> // for CoordTransform
#include <mapnik/image_compositing.hpp> // for composite_mode_e
#include <mapnik/pixel_position.hpp>
// boost
#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>
// fwd declaration to avoid depedence on agg headers
namespace agg { struct trans_affine; }
// fwd declarations to speed up compile
namespace mapnik {
class Map;
class feature_impl;
class feature_type_style;
class label_collision_detector4;
class layer;
class marker;
class proj_transform;
struct grid_rasterizer;
class request;
}
namespace mapnik {
template <typename T>
class MAPNIK_DECL grid_renderer : public feature_style_processor<grid_renderer<T> >,
private mapnik::noncopyable
{
public:
typedef T buffer_type;
typedef grid_renderer<T> processor_impl_type;
grid_renderer(Map const& m, T & pixmap, double scale_factor=1.0, unsigned offset_x=0, unsigned offset_y=0);
grid_renderer(Map const& m, request const& req, T & pixmap, double scale_factor=1.0, unsigned offset_x=0, unsigned offset_y=0);
~grid_renderer();
void start_map_processing(Map const& map);
void end_map_processing(Map const& map);
void start_layer_processing(layer const& lay, box2d<double> const& query_extent);
void end_layer_processing(layer const& lay);
void start_style_processing(feature_type_style const& st) {}
void end_style_processing(feature_type_style const& st) {}
void render_marker(mapnik::feature_impl & feature, unsigned int step, pixel_position const& pos, marker const& marker, const agg::trans_affine & tr, double opacity, composite_mode_e comp_op);
void process(point_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(line_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(line_pattern_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(polygon_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(polygon_pattern_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(raster_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(shield_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(text_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(building_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
void process(markers_symbolizer const& sym,
mapnik::feature_impl & feature,
proj_transform const& prj_trans);
inline bool process(rule::symbolizers const& /*syms*/,
mapnik::feature_impl & /*feature*/,
proj_transform const& /*prj_trans*/)
{
// grid renderer doesn't support processing of multiple symbolizers.
return false;
}
void painted(bool painted)
{
pixmap_.painted(painted);
}
inline eAttributeCollectionPolicy attribute_collection_policy() const
{
return DEFAULT;
}
private:
buffer_type & pixmap_;
unsigned width_;
unsigned height_;
double scale_factor_;
CoordTransform t_;
freetype_engine font_engine_;
face_manager<freetype_engine> font_manager_;
boost::shared_ptr<label_collision_detector4> detector_;
boost::scoped_ptr<grid_rasterizer> ras_ptr;
box2d<double> query_extent_;
void setup(Map const& m);
};
}
#endif //GRID_RENDERER_HPP
|