94 lines
3.2 KiB
C++
94 lines
3.2 KiB
C++
/* 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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* Mapnik is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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// qt
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#include <QApplication>
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#include <QStringList>
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#include <QSettings>
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#include <mapnik/datasource_cache.hpp>
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#include <mapnik/font_engine_freetype.hpp>
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#include "mainwindow.hpp"
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int main(int argc, char** argv)
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{
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using mapnik::datasource_cache;
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using mapnik::freetype_engine;
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try
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{
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#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0)
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QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
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#endif
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QCoreApplication::setOrganizationName("Mapnik");
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QCoreApplication::setOrganizationDomain("mapnik.org");
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QCoreApplication::setApplicationName("Viewer");
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QSettings settings("viewer.ini", QSettings::IniFormat);
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// register input plug-ins
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QString plugins_dir = settings.value("mapnik/plugins_dir", QVariant("/usr/local/lib/mapnik/input/")).toString();
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datasource_cache::instance().register_datasources(plugins_dir.toStdString());
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// register fonts
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int count = settings.beginReadArray("mapnik/fonts");
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for (int index = 0; index < count; ++index)
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{
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settings.setArrayIndex(index);
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QString font_dir = settings.value("dir").toString();
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freetype_engine::register_fonts(font_dir.toStdString());
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}
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settings.endArray();
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QApplication app(argc, argv);
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MainWindow window;
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window.show();
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if (argc > 1)
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window.open(argv[1]);
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if (argc >= 3)
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{
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QStringList list = QString(argv[2]).split(",");
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if (list.size() == 4)
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{
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bool ok;
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double x0 = list[0].toDouble(&ok);
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double y0 = list[1].toDouble(&ok);
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double x1 = list[2].toDouble(&ok);
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double y1 = list[3].toDouble(&ok);
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if (ok)
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window.set_default_extent(x0, y0, x1, y1);
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}
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}
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else
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{
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std::shared_ptr<mapnik::Map> map = window.get_map();
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if (map)
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map->zoom_all();
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}
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if (argc == 4)
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{
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bool ok;
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double scaling_factor = QString(argv[3]).toDouble(&ok);
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if (ok)
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window.set_scaling_factor(scaling_factor);
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}
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return app.exec();
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}
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catch (std::exception const& ex)
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{
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std::cerr << "Could not start viewer: '" << ex.what() << "'\n";
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return 1;
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}
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}
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