875 lines
39 KiB
C++
875 lines
39 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) 2021 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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#include "catch.hpp"
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#include <mapnik/debug.hpp>
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#include <mapnik/marker.hpp>
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#include <mapnik/marker_cache.hpp>
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#include <mapnik/vertex.hpp>
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#include <mapnik/svg/svg_parser.hpp>
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#include <mapnik/svg/svg_converter.hpp>
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#include <mapnik/svg/svg_path_adapter.hpp>
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#include <mapnik/svg/svg_path_attributes.hpp>
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#include <mapnik/util/fs.hpp>
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#include "util.hpp"
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#include <fstream>
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#include <iterator>
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#include <iomanip>
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#include <sstream>
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// boost
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#include <boost/property_tree/ptree.hpp>
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#include <boost/property_tree/xml_parser.hpp>
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#include <boost/property_tree/json_parser.hpp>
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namespace // internal
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{
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std::ostream& operator<<(std::ostream& os, agg::rgba8 const& c)
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{
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os << mapnik::color{c.r, c.g, c.b, c.a};
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return os;
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}
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std::ostream& operator<<(std::ostream& os, mapnik::gradient const& gr)
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{
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double cx, cy, fx, fy, r;
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gr.get_control_points(fx, fy, cx, cy, r);
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os << "<gradient cx=\"" << cx << "\" cy=\"" << cy << "\""
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<< " fx=\"" << fx << "\" fy=\"" << fy << "\" r=\"" << r << "\">\n";
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for (auto const& stop : gr.get_stop_array())
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{
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os << " <stop offset=\"" << std::get<0>(stop) << "\" color=\"" << std::get<1>(stop) << "\"/>\n";
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}
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os << "</gradient>\n";
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return os;
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}
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std::ostream& operator<<(std::ostream& os, agg::trans_affine const& tr)
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{
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os << "<transform>matrix(" << tr.sx << "," << tr.shy << ","
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<< tr.shx << "," << tr.sy << "," << tr.tx << ","
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<< tr.ty << ")</transform>";
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return os;
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}
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struct group_attribute_visitor
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{
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group_attribute_visitor(std::stringstream& ss, unsigned padding)
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: ss_(ss), padding_(padding)
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{}
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void operator()(mapnik::svg::group const& g) const
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{
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padding_ += 2;
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//ss_ << "padding=>" << padding_ << std::endl;
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std::string pad(padding_, ' ');
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ss_ << pad << "<g opacity=\"" << g.opacity << "\">" << std::endl;
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for (auto const& elem : g.elements)
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{
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mapbox::util::apply_visitor(group_attribute_visitor(ss_, padding_), elem);
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}
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ss_ << pad << "</g>" << std::endl;
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padding_ -= 2;
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}
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void operator()(mapnik::svg::path_attributes const& attr) const
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{
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padding_ += 2;
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std::string pad(padding_, ' ');
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ss_ << pad << "<attribute index=\"" << attr.index << "\">" << std::endl;
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ss_ << pad << attr.transform << std::endl;
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if (!attr.fill_gradient.get_stop_array().empty())
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ss_ << pad << attr.fill_gradient;
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if (!attr.stroke_gradient.get_stop_array().empty())
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ss_ << pad << attr.stroke_gradient;
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ss_ << pad << " <opacity>" << attr.opacity << "</opacity>" << std::endl;
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ss_ << pad << " <fill>" << attr.fill_color << "</fill>" << std::endl;
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ss_ << pad << " <fill-opacity>" << attr.fill_opacity << "</fill-opacity>" << std::endl;
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ss_ << pad << " <stroke>" << attr.stroke_color << "</stroke>" << std::endl;
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ss_ << pad << " <stroke-width>" << attr.stroke_width << "</stroke-width>" << std::endl;
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ss_ << pad << " <stroke-opacity>" << attr.stroke_opacity << "</stroke-opacity>" << std::endl;
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ss_ << pad << "</attribute>" << std::endl;
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padding_ -=2;
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}
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std::stringstream& ss_;
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mutable unsigned padding_;
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};
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bool check_equal_attributes(std::string const& svg_file, mapnik::svg::group const& g)
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{
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unsigned padding = 0;
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std::stringstream ss;
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ss << "<svg opacity=\"" << g.opacity << "\">" << std::endl;
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for (auto const& elem : g.elements)
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{
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mapbox::util::apply_visitor(group_attribute_visitor(ss, padding), elem);
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}
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ss << "</svg>" << std::endl;
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std::string well_known_xml = svg_file + ".xml";
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if (!mapnik::util::exists(well_known_xml))
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{
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std::cerr << "Well-known-xml-filename:" << well_known_xml << std::endl;
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std::cerr << ss.str() << std::endl;
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return false;
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}
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else
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{
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boost::property_tree::ptree t0, t1;
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boost::property_tree::read_xml(well_known_xml, t0, boost::property_tree::xml_parser::trim_whitespace);
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boost::property_tree::read_xml(ss, t1, boost::property_tree::xml_parser::trim_whitespace);
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if (t0 != t1)
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{
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std::cerr << ss.str() << std::endl;
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}
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return (t0 == t1);
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}
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}
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struct test_parser
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{
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mapnik::svg_storage_type path;
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mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage;
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mapnik::svg::svg_path_adapter svg_path;
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mapnik::svg::svg_converter_type svg;
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mapnik::svg::svg_parser p;
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explicit test_parser(bool strict = false)
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: stl_storage(path.source())
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, svg_path(stl_storage)
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, svg(svg_path, path.svg_group())
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, p(svg, strict)
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{}
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mapnik::svg::svg_parser* operator->() { return &p; }
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};
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template<typename C>
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std::string join(C const& container)
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{
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std::string result;
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for (auto const& str : container)
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{
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if (!result.empty())
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result += "\n ";
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result += str;
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}
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return result;
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}
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} // namespace
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TEST_CASE("SVG parser")
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{
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SECTION("SVG i/o")
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{
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mapnik::logger::instance().set_severity(mapnik::logger::none);
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std::string svg_name("FAIL");
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std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
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REQUIRE(marker);
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REQUIRE(marker->is<mapnik::marker_null>());
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mapnik::logger::instance().set_severity(mapnik::logger::error);
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}
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SECTION("SVG::parse i/o")
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{
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std::string svg_name("FAIL");
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char const* expected_errors[] = {"SVG error: unable to open \"FAIL\""};
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test_parser p;
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try
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{
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p->parse(svg_name);
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}
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catch (std::exception const& ex)
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{
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REQUIRE(ex.what() == join(expected_errors));
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}
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}
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SECTION("SVG::parse_from_string syntax error")
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{
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std::string svg_name("./test/data/svg/invalid.svg");
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char const* expected_errors[] = {
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"SVG error: unable to parse \"<?xml version=\"1.0\"?>\n<svg width=\"12cm\" height=\"4cm\" viewBox=\"0 0 1200 "
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"400\"\nxmlns=\"http://www.w3.org/2000/svg\" version=\"1.2\" baseProfile=\"tiny\">\n\""};
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std::ifstream in(svg_name.c_str());
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std::string svg_str((std::istreambuf_iterator<char>(in)), std::istreambuf_iterator<char>());
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test_parser p;
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try
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{
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p->parse_from_string(svg_str);
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}
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catch (std::exception const& ex)
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{
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REQUIRE(ex.what() == join(expected_errors));
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}
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}
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SECTION("SVG::parse_from_string syntax error")
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{
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std::string svg_name("./test/data/svg/invalid.svg");
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char const* expected_errors[] = {"SVG error: unable to parse \"./test/data/svg/invalid.svg\""};
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test_parser p;
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try
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{
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p->parse(svg_name);
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}
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catch (std::exception const& ex)
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{
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REQUIRE(ex.what() == join(expected_errors));
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}
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}
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SECTION("SVG parser color <fail>")
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{
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std::string svg_name("./test/data/svg/color_fail.svg");
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char const* expected_errors[] = {
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"SVG parse error: can't infer valid image dimensions from width:\"100%\" height:\"100%\"",
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"SVG parse error: failed to parse <color> with value \"fail\"",
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"SVG parse error: failed to parse <number> with value \"fail\""};
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std::ifstream in(svg_name.c_str());
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std::string svg_str((std::istreambuf_iterator<char>(in)), std::istreambuf_iterator<char>());
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{
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test_parser p;
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p->parse_from_string(svg_str);
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REQUIRE(join(p->err_handler().error_messages()) == join(expected_errors));
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}
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{
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test_parser p(true);
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try
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{
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p->parse_from_string(svg_str);
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}
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catch (std::exception const& ex)
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{
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REQUIRE(ex.what() == std::string(expected_errors[0]));
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}
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}
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}
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SECTION("SVG - cope with erroneous geometries")
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{
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std::string svg_name("./test/data/svg/errors.svg");
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char const* expected_errors[] = {
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"SVG parse error: can't infer valid image dimensions from width:\"100%\" height:\"100%\"",
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"SVG validation error: invalid <rect> width \"-100\"",
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"SVG parse error: failed to parse <number> with value \"FAIL\"",
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"SVG validation error: invalid <rect> height \"-100\"",
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"SVG validation error: invalid <rect> rx \"-1000\"",
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"SVG validation error: invalid <rect> ry \"-1000\"",
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"SVG parse error: failed to parse <number> with value \"100invalidunit\"",
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"SVG parse error: failed to parse <path>",
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"SVG parse error: failed to parse <path> with <id> \"fail-path\"",
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"SVG validation error: invalid <circle> radius \"-50\"",
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"SVG parse error: failed to parse <polygon> points",
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"SVG parse error: failed to parse <polyline> points",
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"SVG validation error: invalid <ellipse> rx \"-10\"",
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"SVG validation error: invalid <ellipse> ry \"-10\""};
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std::ifstream in(svg_name.c_str());
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std::string svg_str((std::istreambuf_iterator<char>(in)), std::istreambuf_iterator<char>());
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{
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test_parser p;
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p->parse_from_string(svg_str);
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REQUIRE(join(p->err_handler().error_messages()) == join(expected_errors));
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}
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{
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// strict
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test_parser p(true);
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try
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{
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p->parse_from_string(svg_str);
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}
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catch (std::exception const& ex)
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{
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REQUIRE(ex.what() == std::string(expected_errors[0]));
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}
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}
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}
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SECTION("SVG parser double % <fail>")
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{
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std::string svg_name("./test/data/svg/gradient-radial-error.svg");
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char const* expected_errors[] = {"SVG parse error: failed to parse <number> with value \"FAIL\""};
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std::ifstream in(svg_name.c_str());
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std::string svg_str((std::istreambuf_iterator<char>(in)), std::istreambuf_iterator<char>());
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{
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test_parser p;
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p->parse_from_string(svg_str);
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REQUIRE(join(p->err_handler().error_messages()) == join(expected_errors));
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}
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{
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test_parser p(true);
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try
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{
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p->parse_from_string(svg_str);
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}
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catch (std::exception const& ex)
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{
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REQUIRE(ex.what() == std::string(expected_errors[0]));
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}
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}
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}
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SECTION("SVG parser display=none")
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{
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std::string svg_name("./test/data/svg/invisible.svg");
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std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
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REQUIRE(marker);
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REQUIRE(marker->is<mapnik::marker_svg>());
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mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
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auto bbox = svg.bounding_box();
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REQUIRE(bbox == mapnik::box2d<double>(0, 0, 1, 1));
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auto storage = svg.get_data();
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REQUIRE(storage);
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mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
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mapnik::svg::svg_path_adapter path(stl_storage);
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double x, y;
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REQUIRE(path.vertex(&x, &y) == mapnik::SEG_END);
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}
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SECTION("SVG parser stroke-linecap=square")
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{
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std::string svg_name("./test/data/svg/stroke-linecap-square.svg");
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std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
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REQUIRE(marker);
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REQUIRE(marker->is<mapnik::marker_svg>());
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mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
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auto bbox = svg.bounding_box();
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REQUIRE(bbox == mapnik::box2d<double>(5, 60, 220, 60));
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auto storage = svg.get_data();
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REQUIRE(storage);
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mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
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mapnik::svg::svg_path_adapter path(stl_storage);
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auto const& group_attrs = storage->svg_group();
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agg::line_cap_e expected_cap(agg::square_cap);
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REQUIRE(check_equal_attributes(svg_name, group_attrs));
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double x, y;
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unsigned cmd;
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std::vector<std::tuple<double, double, unsigned>> vec;
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while ((cmd = path.vertex(&x, &y)) != mapnik::SEG_END)
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{
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vec.emplace_back(x, y, cmd);
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}
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std::vector<std::tuple<double, double, unsigned>> expected = {std::make_tuple(5, 60, 1),
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std::make_tuple(220, 60, 2)};
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REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin()));
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}
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SECTION("SVG <rect>")
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{
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//<rect width="20" height="15" style="fill:rgb(0,0,255);stroke-width:1;stroke:rgb(0,0,0)" />
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std::string svg_name("./test/data/svg/rect.svg");
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std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
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REQUIRE(marker);
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REQUIRE(marker->is<mapnik::marker_svg>());
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mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
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auto bbox = svg.bounding_box();
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REQUIRE(bbox == mapnik::box2d<double>(0, 0, 20, 15));
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auto storage = svg.get_data();
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REQUIRE(storage);
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mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
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mapnik::svg::svg_path_adapter path(stl_storage);
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double x, y;
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unsigned cmd;
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std::vector<std::tuple<double, double, unsigned>> vec;
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while ((cmd = path.vertex(&x, &y)) != mapnik::SEG_END)
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{
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vec.emplace_back(x, y, cmd);
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// std::cerr << x << "," << y << " cmd=" << cmd << std::endl;
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}
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std::vector<std::tuple<double, double, unsigned>> expected = {std::make_tuple(0, 0, 1),
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std::make_tuple(20, 0, 2),
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std::make_tuple(20, 15, 2),
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std::make_tuple(0, 15, 2),
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std::make_tuple(0, 0, 79)};
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REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin()));
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}
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SECTION("SVG rounded <rect>")
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{
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//<rect width="20" height="15" rx="5" ry="10" style="fill:rgb(0,0,255);stroke-width:1;stroke:rgb(0,0,0)" />
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std::string svg_name("./test/data/svg/rounded_rect.svg");
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std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
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REQUIRE(marker);
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REQUIRE(marker->is<mapnik::marker_svg>());
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mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
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auto bbox = svg.bounding_box();
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REQUIRE(bbox == mapnik::box2d<double>(0, 0, 20, 15));
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auto storage = svg.get_data();
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REQUIRE(storage);
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mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
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mapnik::svg::svg_path_adapter path(stl_storage);
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double x, y;
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unsigned cmd;
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std::vector<std::tuple<double, double, unsigned>> vec;
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while ((cmd = path.vertex(&x, &y)) != mapnik::SEG_END)
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{
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vec.emplace_back(x, y, cmd);
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}
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std::vector<std::tuple<double, double, unsigned>> expected = {std::make_tuple(0, 5, 1),
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std::make_tuple(0.481856, 2.85842, 2),
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std::make_tuple(1.83455, 1.12961, 2),
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std::make_tuple(3.79736, 0.146789, 2),
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std::make_tuple(5, 0, 2),
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std::make_tuple(15, 0, 2),
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std::make_tuple(17.1416, 0.481856, 2),
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std::make_tuple(18.8704, 1.83455, 2),
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std::make_tuple(19.8532, 3.79736, 2),
|
|
std::make_tuple(20, 5, 2),
|
|
std::make_tuple(20, 10, 2),
|
|
std::make_tuple(19.5181, 12.1416, 2),
|
|
std::make_tuple(18.1654, 13.8704, 2),
|
|
std::make_tuple(16.2026, 14.8532, 2),
|
|
std::make_tuple(15, 15, 2),
|
|
std::make_tuple(5, 15, 2),
|
|
std::make_tuple(2.85842, 14.5181, 2),
|
|
std::make_tuple(1.12961, 13.1654, 2),
|
|
std::make_tuple(0.146789, 11.2026, 2),
|
|
std::make_tuple(0, 10, 2),
|
|
std::make_tuple(0, 10, 95)};
|
|
|
|
REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin(), vertex_equal<3>()));
|
|
}
|
|
|
|
SECTION("SVG viewbox fallback")
|
|
{
|
|
std::string svg_name("./test/data/svg/viewbox-missing-width-and-height.svg");
|
|
std::ifstream in(svg_name.c_str());
|
|
std::string svg_str((std::istreambuf_iterator<char>(in)), std::istreambuf_iterator<char>());
|
|
test_parser p;
|
|
p->parse_from_string(svg_str);
|
|
auto width = p.svg.width();
|
|
auto height = p.svg.height();
|
|
REQUIRE(width == 100);
|
|
REQUIRE(height == 100);
|
|
}
|
|
|
|
SECTION("SVG rounded <rect>s missing rx or ry")
|
|
{
|
|
std::string svg_name("./test/data/svg/rounded_rect-missing-one-radius.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
REQUIRE(bbox == mapnik::box2d<double>(0, 0, 20, 15));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
|
|
mapnik::svg::svg_path_adapter path(stl_storage);
|
|
double x, y;
|
|
unsigned cmd;
|
|
std::vector<std::tuple<double, double, unsigned>> vec;
|
|
|
|
while ((cmd = path.vertex(&x, &y)) != mapnik::SEG_END)
|
|
{
|
|
vec.emplace_back(x, y, cmd);
|
|
}
|
|
std::vector<std::tuple<double, double, unsigned>> expected = {std::make_tuple(0, 5, 1),
|
|
std::make_tuple(0.481856, 2.85842, 2),
|
|
std::make_tuple(1.83455, 1.12961, 2),
|
|
std::make_tuple(3.79736, 0.146789, 2),
|
|
std::make_tuple(5, 0, 2),
|
|
std::make_tuple(15, 0, 2),
|
|
std::make_tuple(17.1416, 0.481856, 2),
|
|
std::make_tuple(18.8704, 1.83455, 2),
|
|
std::make_tuple(19.8532, 3.79736, 2),
|
|
std::make_tuple(20, 5, 2),
|
|
std::make_tuple(20, 10, 2),
|
|
std::make_tuple(19.5181, 12.1416, 2),
|
|
std::make_tuple(18.1654, 13.8704, 2),
|
|
std::make_tuple(16.2026, 14.8532, 2),
|
|
std::make_tuple(15, 15, 2),
|
|
std::make_tuple(5, 15, 2),
|
|
std::make_tuple(2.85842, 14.5181, 2),
|
|
std::make_tuple(1.12961, 13.1654, 2),
|
|
std::make_tuple(0.146789, 11.2026, 2),
|
|
std::make_tuple(0, 10, 2),
|
|
std::make_tuple(0, 10, 95)};
|
|
|
|
REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin(), vertex_equal<3>()));
|
|
}
|
|
|
|
SECTION("SVG beveled <rect>")
|
|
{
|
|
std::string svg_name("./test/data/svg/stroke-linejoin-bevel.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
REQUIRE(bbox == mapnik::box2d<double>(10, 10, 30, 25));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
|
|
|
|
auto const& group_attrs = storage->svg_group();
|
|
agg::line_join_e expected_join(agg::bevel_join);
|
|
REQUIRE(check_equal_attributes(svg_name, group_attrs));
|
|
}
|
|
|
|
SECTION("SVG <line>")
|
|
{
|
|
std::string svg_name("./test/data/svg/line.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
REQUIRE(
|
|
bbox ==
|
|
mapnik::box2d<double>(0.3779527559055118, 0.3779527559055118, 453.1653543307086807, 150.8031496062992005));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
|
|
mapnik::svg::svg_path_adapter path(stl_storage);
|
|
double x, y;
|
|
unsigned cmd;
|
|
std::vector<std::tuple<double, double, unsigned>> vec;
|
|
std::size_t num_vertices = path.total_vertices();
|
|
for (std::size_t i = 0; i < num_vertices; ++i)
|
|
{
|
|
cmd = path.vertex(&x, &y);
|
|
vec.emplace_back(x, y, cmd);
|
|
}
|
|
std::vector<std::tuple<double, double, unsigned>> expected = {
|
|
std::make_tuple(1, 1, 1), std::make_tuple(1199, 1, 2), std::make_tuple(1199, 399, 2),
|
|
std::make_tuple(1, 399, 2), std::make_tuple(1, 1, 79), std::make_tuple(0, 0, 0),
|
|
std::make_tuple(100, 300, 1), std::make_tuple(300, 100, 2), std::make_tuple(0, 0, 0),
|
|
std::make_tuple(300, 300, 1), std::make_tuple(500, 100, 2), std::make_tuple(0, 0, 0),
|
|
std::make_tuple(500, 300, 1), std::make_tuple(700, 100, 2), std::make_tuple(0, 0, 0),
|
|
std::make_tuple(700, 300, 1), std::make_tuple(900, 100, 2), std::make_tuple(0, 0, 0),
|
|
std::make_tuple(900, 300, 1), std::make_tuple(1100, 100, 2)};
|
|
|
|
REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin()));
|
|
}
|
|
|
|
SECTION("SVG <polyline>")
|
|
{
|
|
std::string svg_name("./test/data/svg/polyline.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
REQUIRE(
|
|
bbox ==
|
|
mapnik::box2d<double>(0.3779527559055118, 0.3779527559055118, 453.1653543307086807, 150.8031496062992005));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
|
|
mapnik::svg::svg_path_adapter path(stl_storage);
|
|
double x, y;
|
|
unsigned cmd;
|
|
std::vector<std::tuple<double, double, unsigned>> vec;
|
|
std::size_t num_vertices = path.total_vertices();
|
|
for (std::size_t i = 0; i < num_vertices; ++i)
|
|
{
|
|
cmd = path.vertex(&x, &y);
|
|
vec.emplace_back(x, y, cmd);
|
|
}
|
|
|
|
std::vector<std::tuple<double, double, unsigned>> expected = {
|
|
std::make_tuple(1, 1, 1), std::make_tuple(1199, 1, 2), std::make_tuple(1199, 399, 2),
|
|
std::make_tuple(1, 399, 2), std::make_tuple(1, 1, 79), std::make_tuple(0, 0, 0),
|
|
std::make_tuple(50, 375, 1), std::make_tuple(150, 375, 2), std::make_tuple(150, 325, 2),
|
|
std::make_tuple(250, 325, 2), std::make_tuple(250, 375, 2), std::make_tuple(350, 375, 2),
|
|
std::make_tuple(350, 250, 2), std::make_tuple(450, 250, 2), std::make_tuple(450, 375, 2),
|
|
std::make_tuple(550, 375, 2), std::make_tuple(550, 175, 2), std::make_tuple(650, 175, 2),
|
|
std::make_tuple(650, 375, 2), std::make_tuple(750, 375, 2), std::make_tuple(750, 100, 2),
|
|
std::make_tuple(850, 100, 2), std::make_tuple(850, 375, 2), std::make_tuple(950, 375, 2),
|
|
std::make_tuple(950, 25, 2), std::make_tuple(1050, 25, 2), std::make_tuple(1050, 375, 2),
|
|
std::make_tuple(1150, 375, 2)};
|
|
|
|
REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin()));
|
|
}
|
|
|
|
SECTION("SVG <polygon>")
|
|
{
|
|
std::string svg_name("./test/data/svg/polygon.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
REQUIRE(
|
|
bbox ==
|
|
mapnik::box2d<double>(0.3779527559055118, 0.3779527559055118, 453.1653543307086807, 150.8031496062992005));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
|
|
mapnik::svg::svg_path_adapter path(stl_storage);
|
|
double x, y;
|
|
unsigned cmd;
|
|
std::vector<std::tuple<double, double, unsigned>> vec;
|
|
std::size_t num_vertices = path.total_vertices();
|
|
for (std::size_t i = 0; i < num_vertices; ++i)
|
|
{
|
|
cmd = path.vertex(&x, &y);
|
|
vec.emplace_back(x, y, cmd);
|
|
}
|
|
|
|
std::vector<std::tuple<double, double, unsigned>> expected = {
|
|
std::make_tuple(1, 1, 1), std::make_tuple(1199, 1, 2), std::make_tuple(1199, 399, 2),
|
|
std::make_tuple(1, 399, 2), std::make_tuple(1, 1, 79), std::make_tuple(0, 0, 0),
|
|
std::make_tuple(350, 75, 1), std::make_tuple(379, 161, 2), std::make_tuple(469, 161, 2),
|
|
std::make_tuple(397, 215, 2), std::make_tuple(423, 301, 2), std::make_tuple(350, 250, 2),
|
|
std::make_tuple(277, 301, 2), std::make_tuple(303, 215, 2), std::make_tuple(231, 161, 2),
|
|
std::make_tuple(321, 161, 2), std::make_tuple(350, 75, 79), std::make_tuple(0, 0, 0),
|
|
std::make_tuple(850, 75, 1), std::make_tuple(958, 137.5, 2), std::make_tuple(958, 262.5, 2),
|
|
std::make_tuple(850, 325, 2), std::make_tuple(742, 262.6, 2), std::make_tuple(742, 137.5, 2),
|
|
std::make_tuple(850, 75, 79)};
|
|
|
|
REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin()));
|
|
}
|
|
|
|
SECTION("SVG <gradient>")
|
|
{
|
|
std::string svg_name("./test/data/svg/gradient.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
|
|
REQUIRE(
|
|
bbox ==
|
|
mapnik::box2d<double>(75.7795275590551114, 0.1889763779527559, 226.5826771653543119, 113.1968503937007853));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
|
|
mapnik::svg::svg_path_adapter path(stl_storage);
|
|
double x, y;
|
|
unsigned cmd;
|
|
std::vector<std::tuple<double, double, unsigned>> vec;
|
|
std::size_t num_vertices = path.total_vertices();
|
|
|
|
for (std::size_t i = 0; i < num_vertices; ++i)
|
|
{
|
|
cmd = path.vertex(&x, &y);
|
|
vec.emplace_back(x, y, cmd);
|
|
}
|
|
|
|
std::vector<std::tuple<double, double, unsigned>> expected = {std::make_tuple(1, 1, 1),
|
|
std::make_tuple(799, 1, 2),
|
|
std::make_tuple(799, 599, 2),
|
|
std::make_tuple(1, 599, 2),
|
|
std::make_tuple(1, 1, 79),
|
|
std::make_tuple(0, 0, 0),
|
|
std::make_tuple(100, 100, 1),
|
|
std::make_tuple(700, 100, 2),
|
|
std::make_tuple(700, 300, 2),
|
|
std::make_tuple(100, 300, 2),
|
|
std::make_tuple(100, 100, 79),
|
|
std::make_tuple(0, 0, 0),
|
|
std::make_tuple(100, 320, 1),
|
|
std::make_tuple(700, 320, 2),
|
|
std::make_tuple(700, 520, 2),
|
|
std::make_tuple(100, 520, 2),
|
|
std::make_tuple(100, 320, 79)};
|
|
|
|
REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin()));
|
|
}
|
|
|
|
SECTION("SVG missing <gradient> def")
|
|
{
|
|
std::string svg_name("./test/data/svg/gradient-nodef.svg");
|
|
char const* expected_errors[] = {"SVG parse error: failed to locate fill with <id> \"MyGradient\"",
|
|
"SVG parse error: failed to locate stroke with <id> \"MyGradient\""};
|
|
{
|
|
test_parser p;
|
|
p->parse(svg_name);
|
|
REQUIRE(join(p->err_handler().error_messages()) == join(expected_errors));
|
|
}
|
|
{
|
|
test_parser p(true);
|
|
try
|
|
{
|
|
p->parse(svg_name);
|
|
}
|
|
catch (std::exception const& ex)
|
|
{
|
|
REQUIRE(ex.what() == std::string(expected_errors[0]));
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("SVG missing <gradient> id")
|
|
{
|
|
std::string svg_name("./test/data/svg/gradient-no-id.svg");
|
|
char const* expected_errors[] = {"SVG parse error: failed to locate fill with <id> \"MyGradient\"",
|
|
"SVG parse error: failed to locate stroke with <id> \"MyGradient\""};
|
|
|
|
std::ifstream in(svg_name.c_str());
|
|
std::string svg_str((std::istreambuf_iterator<char>(in)), std::istreambuf_iterator<char>());
|
|
|
|
{
|
|
test_parser p;
|
|
p->parse_from_string(svg_str);
|
|
REQUIRE(join(p->err_handler().error_messages()) == join(expected_errors));
|
|
}
|
|
{
|
|
test_parser p(true);
|
|
try
|
|
{
|
|
p->parse_from_string(svg_str);
|
|
}
|
|
catch (std::exception const& ex)
|
|
{
|
|
REQUIRE(ex.what() == std::string(expected_errors[0]));
|
|
}
|
|
}
|
|
}
|
|
|
|
SECTION("SVG missing <gradient> inheritance")
|
|
{
|
|
//
|
|
std::string svg_name("./test/data/svg/gradient-inherit.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
|
|
REQUIRE(
|
|
bbox ==
|
|
mapnik::box2d<double>(0.3779527559055118, 0.3779527559055118, 264.1889763779527698, 75.2125984251968447));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
mapnik::svg::vertex_stl_adapter<mapnik::svg::svg_path_storage> stl_storage(storage->source());
|
|
|
|
auto const& group_attrs = storage->svg_group();
|
|
|
|
REQUIRE(check_equal_attributes(svg_name, group_attrs));
|
|
mapnik::svg::svg_path_adapter path(stl_storage);
|
|
double x, y;
|
|
unsigned cmd;
|
|
std::vector<std::tuple<double, double, unsigned>> vec;
|
|
std::size_t num_vertices = path.total_vertices();
|
|
for (std::size_t i = 0; i < num_vertices; ++i)
|
|
{
|
|
cmd = path.vertex(&x, &y);
|
|
vec.emplace_back(x, y, cmd);
|
|
}
|
|
|
|
std::vector<std::tuple<double, double, unsigned>> expected = {std::make_tuple(1, 1, 1),
|
|
std::make_tuple(699, 1, 2),
|
|
std::make_tuple(699, 199, 2),
|
|
std::make_tuple(1, 199, 2),
|
|
std::make_tuple(1, 1, 79),
|
|
std::make_tuple(0, 0, 0),
|
|
std::make_tuple(100, 50, 1),
|
|
std::make_tuple(300, 50, 2),
|
|
std::make_tuple(300, 150, 2),
|
|
std::make_tuple(100, 150, 2),
|
|
std::make_tuple(100, 50, 79),
|
|
std::make_tuple(0, 0, 0),
|
|
std::make_tuple(400, 50, 1),
|
|
std::make_tuple(600, 50, 2),
|
|
std::make_tuple(600, 150, 2),
|
|
std::make_tuple(400, 150, 2),
|
|
std::make_tuple(400, 50, 79)};
|
|
|
|
REQUIRE(std::equal(expected.begin(), expected.end(), vec.begin()));
|
|
}
|
|
|
|
SECTION("SVG <gradient> with transformations")
|
|
{
|
|
std::string svg_name("./test/data/svg/gradient-transform.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
REQUIRE(
|
|
bbox ==
|
|
mapnik::box2d<double>(75.7795275590551114, 0.1889763779527559, 226.5826771653543119, 113.1968503937007853));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
|
|
auto const& group_attrs = storage->svg_group();
|
|
REQUIRE(check_equal_attributes(svg_name, group_attrs));
|
|
}
|
|
|
|
SECTION("SVG <gradient> with xlink:href")
|
|
{
|
|
std::string svg_name("./test/data/svg/gradient-xhref.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
REQUIRE(bbox == mapnik::box2d<double>(20, 20, 460, 230));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
|
|
auto const& group_attrs = storage->svg_group();
|
|
REQUIRE(check_equal_attributes(svg_name, group_attrs));
|
|
}
|
|
|
|
SECTION("SVG <gradient> with radial percents")
|
|
{
|
|
std::string svg_name("./test/data/svg/gradient-radial-percents.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
auto bbox = svg.bounding_box();
|
|
REQUIRE(bbox == mapnik::box2d<double>(0, 0, 200, 200));
|
|
auto storage = svg.get_data();
|
|
REQUIRE(storage);
|
|
REQUIRE(check_equal_attributes(svg_name, storage->svg_group()));
|
|
}
|
|
|
|
SECTION("SVG <clipPath>")
|
|
{
|
|
std::string svg_name("./test/data/svg/clippath.svg");
|
|
std::shared_ptr<mapnik::marker const> marker = mapnik::marker_cache::instance().find(svg_name, false);
|
|
REQUIRE(marker);
|
|
REQUIRE(marker->is<mapnik::marker_svg>());
|
|
mapnik::marker_svg const& svg = mapnik::util::get<mapnik::marker_svg>(*marker);
|
|
|
|
// Check whether the clipPath doesn't add to the bounding box.
|
|
auto bbox = svg.bounding_box();
|
|
CHECK(bbox.width() == Approx(100));
|
|
CHECK(bbox.height() == Approx(100));
|
|
}
|
|
}
|