MMLMonitorDisplayFactory.h

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 * CamiTK - Computer Assisted Medical Intervention ToolKit
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#ifndef MMLMonitorDisplayFactory_H
#define MMLMonitorDisplayFactory_H

#include <map>
#include <vector>
#include <string>

// Monitor includes
#include "Monitor.h"
#include "MMLComponentAPI.h"

class MMLMonitorDisplay;
class MMLComponent;
class MMLCOMPONENT_API MMLMonitorDisplayFactory {

public:

    static MMLMonitorDisplayFactory* getInstance();

    template<typename C>
    bool registerClass(std::string id, Monitor::type type) {
        if (mapObjectCreator.find(id) != mapObjectCreator.end()) {
            return false;
        }
        else {
            mapObjectCreator.insert(std::pair<std::string, CreateMonitorDisplayFunctionPointer>(id, &createTheMonitorDisplay<C>));
            displaysByType[type].push_back(id);
            return true;
        }
    }

    template<typename C>
    bool registerClass(std::string id) {
        if (mapObjectCreator.find(id) != mapObjectCreator.end()) {
            return false;
        }
        else {
            mapObjectCreator.insert(std::pair<std::string, CreateMonitorDisplayFunctionPointer>(id, &createTheMonitorDisplay<C>));
            for (unsigned int i = 0; i < Monitor::typeCount; i++) {
                displaysByType[i].push_back(id);
            }

            return true;
        }
    }

    bool isRegistered(std::string id);

    MMLMonitorDisplay* createMonitorDisplay(std::string id, Monitor* monitor, MMLComponent* manager);

    unsigned int getNumberOfDisplaysByType(Monitor::type type);

    std::string getDisplayByType(Monitor::type type, const unsigned int i);

private:

    MMLMonitorDisplayFactory() = default;

    using CreateMonitorDisplayFunctionPointer = MMLMonitorDisplay * (*)(Monitor* monitor, MMLComponent* manager);

    std::map<std::string, CreateMonitorDisplayFunctionPointer> mapObjectCreator;

    template<typename C>
    static MMLMonitorDisplay* createTheMonitorDisplay(Monitor* monitor, MMLComponent* manager) {
        return new C(monitor, manager);
    }

    std::vector<std::string> displaysByType[Monitor::typeCount];

    static MMLMonitorDisplayFactory* instance;
};


#endif // MMLMonitorDisplayFactory_H