76 lines
3.3 KiB
C++
76 lines
3.3 KiB
C++
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#include <boost/python.hpp>
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#include <boost/tuple/tuple.hpp>
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#include <mapnik/glyph_symbolizer.hpp>
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using mapnik::glyph_symbolizer;
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using mapnik::position;
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using namespace boost::python;
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list get_displacement_list(const glyph_symbolizer& t)
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{
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position pos = t.get_displacement();
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double dx = boost::get<0>(pos);
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double dy = boost::get<1>(pos);
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boost::python::list disp;
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disp.append(dx);
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disp.append(dy);
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return disp;
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}
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void export_glyph_symbolizer()
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{
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class_<glyph_symbolizer>("GlyphSymbolizer",
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init<std::string const&,std::string const&>())
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.add_property("face_name",
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make_function(&glyph_symbolizer::get_face_name,return_value_policy<copy_const_reference>()),
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&glyph_symbolizer::set_face_name)
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.add_property("char",
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make_function(&glyph_symbolizer::get_char,return_value_policy<copy_const_reference>()),
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&glyph_symbolizer::set_char)
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.add_property("angle_offset",
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&glyph_symbolizer::get_angle_offset,
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&glyph_symbolizer::set_angle_offset)
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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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.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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.def("get_displacement", get_displacement_list)
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.def("set_displacement", &glyph_symbolizer::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("value_attr", make_function(
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&glyph_symbolizer::get_value_attr,
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return_value_policy<copy_const_reference>()),
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&glyph_symbolizer::set_value_attr)
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.add_property("azimuth_attr", make_function(
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&glyph_symbolizer::get_azimuth_attr,
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return_value_policy<copy_const_reference>()),
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&glyph_symbolizer::set_azimuth_attr)
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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 arrows.\n"
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"\n"
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"Usage:\n"
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"\n"
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">>> from mapnik import GlyphSymbolizer, RasterColorizer\n"
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">>> sym = GlyphSymbolizer()\n"
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">>> sym.colorizer = RasterColorizer()\n"
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">>> for value, color in [\n"
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"... (0, \"#000000\"),\n"
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"... (10, \"#ff0000\"),\n"
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"... (40, \"#00ff00\"),\n"
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"... ]:\n"
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"... sym.colorizer.append_band(value, color)\n"
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)
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;
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;
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}
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