src/core/application.h


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#pragma once

#include "state_manager.h"
#include "memory.h"
#include "window.h"
#include "event.h"
#include "log.h"

#include "engine/engine.h"

namespace Donut
{
    class Application
    {
    public:
        Application(const std::string& name = "Donut", 
                    int width = 1280, int height = 720);
        ~Application();

        void run();
        void close();

        Window& get_window()             { return *m_window;       }
        StateManager& get_state_manager() { return *m_state_manager; }
        Engine& get_engine()             { return *m_engine;       }
        static Application& get()       { return *s_instance;     }
    private:
        void on_init();
        void on_shutdown();
        void on_update();
        void on_render();
        void on_event(Event& event);
        void setup_docking_layout();
    private:
        Scope<StateManager> m_state_manager;
        Scope<Window> m_window;
        Scope<Engine> m_engine;

        bool m_running;
        bool m_minimized;
        
        float m_delta_time = 0.0f;
        float m_last_frame = 0.0f;

        static Application* s_instance;
    };
}