VariableCollector.h

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#pragma once
 
#include <gii/gen/Variable.h>
#include <map>
#include <misc/gen/Sync.h>
#include <misc/gen/TFifoClass.h>
 
namespace sf
{
 
class VariableCollector
  : public VariableHandler
  , protected Sync
{
  public:
    explicit VariableCollector();
 
    ~VariableCollector() override;
 
    void variableEventHandler(VariableTypes::EEvent event, const Variable& caller, Variable& link, bool same_inst) override;
 
  private:
    // Adds a variable to the map and links it.
    void addVariable(const Variable& v);
    // Holds the variable for listening to global events.
    Variable _variable{};
    // Maps a variable id to the variable instance pointer.
    std::map<id_type, Variable*> _map{};
 
    struct Data
    {
        enum
        {
          dtNone,
          dtAdd,
          dtRemove,
          dtValue,
          dtFlags
        } _type{dtNone};
 
        id_type _id{0};
        Value _value{};
    };
 
    //
    TFifoClass<Data> _fifo{1000};
};
 
}// namespace sf