121 lines
4.7 KiB
C++
121 lines
4.7 KiB
C++
#include <boost/python.hpp>
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#include <mapnik/glyph_symbolizer.hpp>
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#include "mapnik_enumeration.hpp"
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#include <boost/tuple/tuple.hpp>
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using mapnik::glyph_symbolizer;
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using mapnik::position;
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using mapnik::enumeration_;
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using mapnik::angle_mode_e;
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using mapnik::AZIMUTH;
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using mapnik::TRIGONOMETRIC;
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using namespace boost::python;
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namespace {
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using namespace boost::python;
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tuple get_displacement(const glyph_symbolizer& s)
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{
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boost::tuple<double,double> pos = s.get_displacement();
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return boost::python::make_tuple(boost::get<0>(pos),boost::get<1>(pos));
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}
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void set_displacement(glyph_symbolizer & s, boost::python::tuple arg)
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{
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s.set_displacement(extract<double>(arg[0]),extract<double>(arg[1]));
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}
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}
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void export_glyph_symbolizer()
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{
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enumeration_<angle_mode_e>("angle_mode")
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.value("AZIMUTH", AZIMUTH)
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.value("TRIGONOMETRIC", TRIGONOMETRIC)
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;
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class_<glyph_symbolizer>("GlyphSymbolizer",
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init<std::string,mapnik::expression_ptr>())
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.add_property("face_name",
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make_function(&glyph_symbolizer::get_face_name,
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return_value_policy<copy_const_reference>()),
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&glyph_symbolizer::set_face_name,
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"Get/Set the name of the font face (eg:\"DejaVu Sans "
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"Book\") which contains the glyph"
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)
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.add_property("char",
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&glyph_symbolizer::get_char,
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&glyph_symbolizer::set_char,
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"Get/Set the char expression. The char is the unicode "
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"character indexing the glyph in the font referred by "
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"face_name."
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)
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.add_property("allow_overlap",
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&glyph_symbolizer::get_allow_overlap,
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&glyph_symbolizer::set_allow_overlap,
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"Get/Set the flag which controls if glyphs should "
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"overlap any symbols previously rendered"
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)
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.add_property("avoid_edges",
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&glyph_symbolizer::get_avoid_edges,
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&glyph_symbolizer::set_avoid_edges,
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"Get/Set the flag which controls if glyphs should be "
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"partially drawn beside the edge of a tile."
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)
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.add_property("displacement",
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&get_displacement,
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&set_displacement)
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.add_property("halo_fill",
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make_function(&glyph_symbolizer::get_halo_fill,
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return_value_policy<copy_const_reference>()),
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&glyph_symbolizer::set_halo_fill)
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.add_property("halo_radius",
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&glyph_symbolizer::get_halo_radius,
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&glyph_symbolizer::set_halo_radius)
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.add_property("size",
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&glyph_symbolizer::get_size,
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&glyph_symbolizer::set_size,
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"Get/Set the size expression used to size the glyph."
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)
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.add_property("angle",
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&glyph_symbolizer::get_angle,
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&glyph_symbolizer::set_angle,
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"Get/Set the angle expression used to rotate the glyph "
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"along its center."
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)
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.add_property("angle_mode",
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&glyph_symbolizer::get_angle_mode,
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&glyph_symbolizer::set_angle_mode,
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"Get/Set the angle_mode property. This controls how the "
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"angle is interpreted. Valid values are AZIMUTH and "
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"TRIGONOMETRIC."
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)
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.add_property("value",
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&glyph_symbolizer::get_value,
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&glyph_symbolizer::set_value,
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"Get/set the value expression which will be used to "
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"retrieve a a value for the colorizer to use to choose "
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"a color."
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)
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.add_property("color",
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&glyph_symbolizer::get_color,
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&glyph_symbolizer::set_color,
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"Get/Set the color expression used to color the glyph. "
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"(See also the 'colorizer' attribute)"
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)
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.add_property("colorizer",
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&glyph_symbolizer::get_colorizer,
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&glyph_symbolizer::set_colorizer,
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"Get/Set the RasterColorizer used to color the glyph "
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"depending on the 'value' expression (which must be "
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"defined).\n"
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"Only needed if no explicit color is provided"
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)
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;
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}
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