Program Listing for File KPController.hpp

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#pragma once
#include <KPFoundation.hpp>
#include <map>

class KPController {
private:
    std::map<const char *, KPComponent *> mapNameToComponent;

public:
    virtual void setup() = 0;
    virtual void update() {
        for (auto & p : mapNameToComponent) {
            p.second->update();
        }
    }

    void addComponent(KPComponent * c) {
        if (mapNameToComponent.find(c->name) != mapNameToComponent.end()) {
            halt(TRACE, c->name, " already exists");
        }

        mapNameToComponent[c->name] = c;
        c->controller               = this;
        c->setup();
        println(c->name, " setup");
    }

    void addComponent(KPComponent & c) {
        addComponent(&c);
    }

    template <typename T>
    T * getComponent(const char * name) {
        auto c = mapNameToComponent[name];
        if (c && c->enabled()) {
            return static_cast<T *>(c);
        }

        return nullptr;
    }
};