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generator/composite_id.hpp

@@ -0,0 +1,42 @@
+#pragma once
+
+#include "base/geo_object_id.hpp"
+#include "base/math.hpp"
+
+#include <string>
+
+namespace generator
+{
+// This struct represents a composite Id.
+// This will be useful if we want to distinguish between polygons in a multipolygon.
+struct CompositeId
+{
+  CompositeId() = default;
+  explicit CompositeId(std::string const & str);
+  explicit CompositeId(base::GeoObjectId mainId, base::GeoObjectId additionalId);
+  explicit CompositeId(base::GeoObjectId mainId);
+
+  bool operator<(CompositeId const & other) const;
+  bool operator==(CompositeId const & other) const;
+  bool operator!=(CompositeId const & other) const;
+
+  std::string ToString() const;
+
+  base::GeoObjectId m_mainId;
+  base::GeoObjectId m_additionalId;
+};
+
+std::string DebugPrint(CompositeId const & id);
+}  // namespace generator
+
+namespace std
+{
+template <>
+struct hash<generator::CompositeId>
+{
+  size_t operator()(generator::CompositeId const & id) const
+  {
+    return base::Hash(id.m_mainId, id.m_additionalId);
+  }
+};
+}  // namespace std