src/core/application.h


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#pragma once

#include "window.h"
#include "event.h"
#include <memory>
#include <functional>

namespace Donut
{
    class VertexArray;
    class VertexBuffer;
    class IndexBuffer;
    class Shader;
};

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;   }
        static Application& get() { return *s_instance; }
    private:
        void on_init();
        void on_shutdown();
        void on_update();
        void on_render();
        void on_event(Event& event);
    private:
        std::unique_ptr<Window> m_window;
        bool m_running;
        bool m_minimized;

        std::shared_ptr<VertexArray> m_vertex_array;
        std::shared_ptr<VertexBuffer> m_vertex_buffer;
        std::shared_ptr<IndexBuffer> m_index_buffer;
        std::shared_ptr<Shader> m_shader;

        static Application* s_instance;
    };
}