v0.2.48..v0.2.49 changeset GeometryTypeCriterion.h

diff --git a/hoot-core/src/main/cpp/hoot/core/criterion/GeometryTypeCriterion.h b/hoot-core/src/main/cpp/hoot/core/criterion/GeometryTypeCriterion.h
new file mode 100644
index 0000000..d7ee8a5
--- /dev/null
+++ b/hoot-core/src/main/cpp/hoot/core/criterion/GeometryTypeCriterion.h
@@ -0,0 +1,78 @@
+/*
+ * 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/)
+ */
+#ifndef GEOMETRY_TYPE_CRITERION_H
+#define GEOMETRY_TYPE_CRITERION_H
+
+// hoot
+#include <hoot/core/criterion/ElementCriterion.h>
+
+namespace hoot
+{
+
+/**
+ * A criterion that can be mapped to a single geometry type.
+ *
+ * We may eventually run into situations where a criterion needs to be mapped to more than one
+ * geometry type.
+ */
+class GeometryTypeCriterion : public ElementCriterion
+{
+public:
+
+  enum GeometryType
+  {
+    Point = 0,
+    Line,
+    Polygon
+  };
+
+  static std::string className() { return "hoot::GeometryTypeCriterion"; }
+
+  virtual ~GeometryTypeCriterion() {}
+
+  virtual GeometryType getGeometryType() const = 0;
+
+  /**
+   * Returns all GeometryTypeCriterion class names for a given geometry type
+   *
+   * @param type geometry type
+   * @return a list of classes inheriting from GeometryTypeCriterion
+   */
+  static QStringList getCriterionClassNamesByType(const GeometryType& type);
+
+  /**
+   * Returns a string representation of a geometry type
+   *
+   * @param geometryType geometry type
+   * @return a geometry type string
+   */
+  static QString typeToString(const GeometryType& geometryType);
+};
+
+}
+
+#endif // GEOMETRY_TYPE_CRITERION_H