Game1.cs

using Dungeon_Delvers.Managers;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;

namespace Dungeon_Delvers
{
    public class Game1 : Game
    {
        private GraphicsDeviceManager _graphics;
        private SpriteBatch _spriteBatch;
        private GameManager _gameManager;

        public Game1()
        {
            _graphics = new GraphicsDeviceManager(this);
            _graphics.PreparingDeviceSettings += (sender, e) =>
            {
                e.GraphicsDeviceInformation.PresentationParameters.PresentationInterval = PresentInterval.Two;
            };
            Content.RootDirectory = "Content";
            IsMouseVisible = false;
        }

        protected override void Initialize()
        {
            Window.Title = "Dungeon Delvers";
            base.Initialize();
        }

        protected override void LoadContent()
        {
            _spriteBatch = new SpriteBatch(GraphicsDevice);
            Globals.sprites = _spriteBatch;
            Globals.content = Content;
            Globals.Bounds = new(1024, 768);
            _gameManager = new GameManager();
        }

        protected override void Update(GameTime gameTime)
        {
            if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
                Exit();

            Globals.Update(gameTime);
            _gameManager.Update();
            base.Update(gameTime);
        }

        protected override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.SlateGray);

            _spriteBatch.Begin();
            _gameManager.Draw();
            _spriteBatch.End();

            base.Draw(gameTime);
        }
    }
}