v0.2.48..v0.2.49 changeset BuildingRelationMemberTagMerger.h

diff --git a/hoot-core/src/main/cpp/hoot/core/schema/BuildingRelationMemberTagMerger.h b/hoot-core/src/main/cpp/hoot/core/schema/BuildingRelationMemberTagMerger.h
new file mode 100644
index 0000000..0a1f5c6
--- /dev/null
+++ b/hoot-core/src/main/cpp/hoot/core/schema/BuildingRelationMemberTagMerger.h
@@ -0,0 +1,73 @@
+/*
+ * 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) 2018, 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ */
+#ifndef BUILDING_RELATION_MEMBER_TAG_MERGER_H
+#define BUILDING_RELATION_MEMBER_TAG_MERGER_H
+
+#include <hoot/core/schema/TagMerger.h>
+
+namespace hoot
+{
+
+/**
+ * A tag merger for relation building members
+ */
+class BuildingRelationMemberTagMerger : public TagMerger
+{
+public:
+
+  static std::string className() { return "hoot::BuildingRelationMemberTagMerger"; }
+
+  BuildingRelationMemberTagMerger();
+  BuildingRelationMemberTagMerger(const std::set<QString>& ignoreTagKeys);
+
+  /**
+   * Merges tags between a building and a single building part
+   *
+   * @param relationTags the final output tags for the building
+   * @param constituentBuildingTags the tags of the building part
+   * @param elementType the type of element whose tags are being merged (ignored)
+   * @return a merged set of tags
+   */
+  virtual Tags mergeTags(const Tags& relationTags, const Tags& constituentBuildingTags,
+                         ElementType elementType) const override;
+
+  virtual QString getDescription() const
+  { return "Merges building and building part tags together"; }
+
+  static std::set<QString> getBuildingPartTagNames();
+
+private:
+
+  // tag keys that identify building parts
+  static std::set<QString> _buildingPartTagNames;
+  // a set of tag keys, which will be ignored during tag merging
+  std::set<QString> _ignoreTagKeys;
+};
+
+}
+
+#endif // BUILDING_RELATION_MEMBER_TAG_MERGER_H