diff --git a/hoot-core/src/main/cpp/hoot/core/criterion/ConflatableElementCriterion.h b/hoot-core/src/main/cpp/hoot/core/criterion/ConflatableElementCriterion.h
index 829a718..3008c53 100644
--- a/hoot-core/src/main/cpp/hoot/core/criterion/ConflatableElementCriterion.h
+++ b/hoot-core/src/main/cpp/hoot/core/criterion/ConflatableElementCriterion.h
@@ -42,10 +42,19 @@ class ConflatableElementCriterion : public ElementCriterion
{
public:
+ enum ConflatableGeometryType
+ {
+ Point = 0,
+ Line,
+ Polygon
+ };
+
static std::string className() { return "hoot::ConflatableElementCriterion"; }
virtual ~ConflatableElementCriterion() {}
+ virtual ConflatableGeometryType getGeometryType() const = 0;
+
/**
* Determines which criteria consider an element as conflatable
*