mapnik/utils/nik2img/nik2img.cpp
2014-10-21 16:37:27 -07:00

129 lines
3.4 KiB
C++

#include <mapnik/map.hpp>
#include <mapnik/load_map.hpp>
#include <mapnik/agg_renderer.hpp>
#include <mapnik/version.hpp>
#include <mapnik/debug.hpp>
#include <mapnik/image_util.hpp>
#include <mapnik/graphics.hpp>
#include <mapnik/datasource_cache.hpp>
#include <mapnik/font_engine_freetype.hpp>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#pragma GCC diagnostic ignored "-Wunused-local-typedef"
#include <boost/tokenizer.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/program_options.hpp>
#pragma GCC diagnostic pop
#include <string>
int main (int argc,char** argv)
{
namespace po = boost::program_options;
bool verbose = false;
bool auto_open = true;
int return_value = 0;
std::string xml_file;
std::string img_file;
mapnik::logger logger;
logger.set_severity(mapnik::logger::error);
try
{
po::options_description desc("nik2img utility");
desc.add_options()
("help,h", "produce usage message")
("version,V","print version string")
("verbose,v","verbose output")
("open","automatically open the file after rendering (os x only)")
("xml",po::value<std::string>(),"xml map to read")
("img",po::value<std::string>(),"image to render")
;
po::positional_options_description p;
p.add("xml",1);
p.add("img",1);
po::variables_map vm;
po::store(po::command_line_parser(argc, argv).options(desc).positional(p).run(), vm);
po::notify(vm);
if (vm.count("version"))
{
std::clog <<"version " << MAPNIK_VERSION_STRING << std::endl;
return 1;
}
if (vm.count("help"))
{
std::clog << desc << std::endl;
return 1;
}
if (vm.count("verbose"))
{
verbose = true;
}
if (vm.count("open"))
{
auto_open = true;
}
if (vm.count("xml"))
{
xml_file=vm["xml"].as<std::string>();
}
else
{
std::clog << "please provide an xml map as first argument!" << std::endl;
return -1;
}
if (vm.count("img"))
{
img_file=vm["img"].as<std::string>();
}
else
{
std::clog << "please provide an img as second argument!" << std::endl;
return -1;
}
mapnik::datasource_cache::instance().register_datasources("./plugins/input/");
mapnik::freetype_engine::register_fonts("./fonts",true);
mapnik::Map map(600,400);
mapnik::load_map(map,xml_file,true);
map.zoom_all();
mapnik::image_32 im(map.width(),map.height());
mapnik::agg_renderer<mapnik::image_32> ren(map,im);
ren.apply();
mapnik::save_to_file(im,img_file);
if (auto_open)
{
std::ostringstream s;
#ifdef __APPLE__
s << "open ";
#elif _WIN32
s << "start ";
#else
s << "xdg-open ";
#endif
s << img_file;
int ret = system(s.str().c_str());
if (ret != 0)
return_value = ret;
}
else
{
std::clog << "rendered to: " << img_file << "\n";
}
}
catch (std::exception const& ex)
{
std::clog << "Error " << ex.what() << std::endl;
return -1;
}
return return_value;
}