v0.2.48..v0.2.49 changeset WayGeneralizeVisitor.cpp

diff --git a/hoot-core/src/main/cpp/hoot/core/visitors/WayGeneralizeVisitor.cpp b/hoot-core/src/main/cpp/hoot/core/visitors/WayGeneralizeVisitor.cpp
new file mode 100644
index 0000000..0361444
--- /dev/null
+++ b/hoot-core/src/main/cpp/hoot/core/visitors/WayGeneralizeVisitor.cpp
@@ -0,0 +1,81 @@
+/*
+ * This file is part of Hootenanny.
+ *
+ * Hootenanny is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * --------------------------------------------------------------------
+ *
+ * The following copyright notices are generated automatically. If you
+ * have a new notice to add, please use the format:
+ * " * @copyright Copyright ..."
+ * This will properly maintain the copyright information. DigitalGlobe
+ * copyrights will be updated automatically.
+ *
+ * @copyright Copyright (C) 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ */
+#include "WayGeneralizeVisitor.h"
+
+// hoot
+#include <hoot/core/util/Factory.h>
+#include <hoot/core/util/ConfigOptions.h>
+#include <hoot/core/algorithms/RdpWayGeneralizer.h>
+#include <hoot/core/util/MapProjector.h>
+
+namespace hoot
+{
+
+HOOT_FACTORY_REGISTER(ElementVisitor, WayGeneralizeVisitor)
+
+WayGeneralizeVisitor::WayGeneralizeVisitor() :
+_epsilon(1.0)
+{
+  //setConfiguration(conf());
+}
+
+void WayGeneralizeVisitor::setConfiguration(const Settings& conf)
+{
+  ConfigOptions configOptions(conf);
+  setEpsilon(configOptions.getWayGeneralizerEpsilon());
+}
+
+void WayGeneralizeVisitor::setOsmMap(OsmMap* map)
+{
+  _map = map;
+  //MapProjector::projectToPlanar(_map->shared_from_this());
+
+  assert(_epsilon != -1.0);
+  _generalizer.reset(new RdpWayGeneralizer(_epsilon));
+  _generalizer->setOsmMap(_map);
+}
+
+void WayGeneralizeVisitor::visit(const std::shared_ptr<Element>& element)
+{
+  MapProjector::projectToPlanar(_map->shared_from_this());
+
+  if (element->getElementType() == ElementType::Way)
+  {
+    if (!_map)
+    {
+      throw IllegalArgumentException("No map passed to way generalizer.");
+    }
+    else if (_map->getProjection()->IsGeographic())
+    {
+      throw IllegalArgumentException("Input map must be projected to planar.");
+    }
+
+    _generalizer->generalize(std::dynamic_pointer_cast<Way>(element));
+  }
+}
+
+}