Repo created

generator/final_processor_interface.hpp

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+#pragma once
+
+#include <cstdint>
+
+namespace generator
+{
+enum class FinalProcessorPriority : uint8_t
+{
+  CountriesOrWorld = 1,
+  WorldCoasts,
+  Places,
+};
+
+// Classes that inherit this interface implement the final stage of intermediate mwm processing.
+// For example, attempt to merge the coastline or adding external elements.
+// Each derived class has a priority. This is done to comply with the order of processing
+// intermediate mwm, taking into account the dependencies between them. For example, before adding a
+// coastline to a country, we must build coastline. Processors with higher priority will be called
+// first. Processors with the same priority can run in parallel.
+class FinalProcessorIntermediateMwmInterface
+{
+public:
+  explicit FinalProcessorIntermediateMwmInterface(FinalProcessorPriority priority) : m_priority(priority) {}
+  virtual ~FinalProcessorIntermediateMwmInterface() = default;
+
+  virtual void Process() = 0;
+
+  bool operator<(FinalProcessorIntermediateMwmInterface const & other) const { return m_priority < other.m_priority; }
+
+protected:
+  FinalProcessorPriority m_priority;
+};
+
+}  // namespace generator