performancedb.hxx

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#pragma once
 
#include <string>
#include <map>
#include <vector>
 
class PerformanceData;
class SGPath;
 
#include <simgear/structure/subsystem_mgr.hxx>

// TODO: provide std::map interface?
class PerformanceDB : public SGSubsystem
{
public:
    PerformanceDB() = default;
    virtual ~PerformanceDB() = default;
 
    // Subsystem API.
    void init() override;
    void shutdown() override;
    void update(double dt) override;
 
    // Subsystem identification.
    static const char* staticSubsystemClassId() { return "aircraft-performance-db"; }
 
    bool havePerformanceDataForAircraftType(const std::string& acType) const;

    PerformanceData* getDataFor(const std::string& acType, const std::string& acClass) const;
 
    PerformanceData* getDefaultPerformance() const;
 
private:
    void load(const SGPath& path);
 
    void registerPerformanceData(const std::string& id, PerformanceData* data);
 
    typedef std::map<std::string, PerformanceData*> PerformanceDataDict;
    PerformanceDataDict _db;
 
    const std::string& findAlias(const std::string& acType) const;
 
    typedef std::pair<std::string, std::string> StringPair;
    std::vector<StringPair> _aliases;
};