InputManager.cs

using Microsoft.Xna.Framework.Input;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ReverieGame
{
    internal class InputManager
    {
        private static KeyboardState keyboardState = Keyboard.GetState();
        private static KeyboardState lastKeyboardState;

        private static MouseState mouseState;
        private static MouseState lastMouseState;

        public static void Update()
        {
            lastKeyboardState = keyboardState;
            keyboardState = Keyboard.GetState();

            lastMouseState = mouseState;
            mouseState = Mouse.GetState();
        }

        public static bool IsKeyDown(Keys input)
        {
            return keyboardState.IsKeyDown(input);
        }

        public static bool IsKeyUp(Keys input)
        {
            return keyboardState.IsKeyUp(input);
        }
 
        public static bool KeyPressed(Keys input)
        {
            if (keyboardState.IsKeyDown(input) == true && lastKeyboardState.IsKeyDown(input) == false)
                return true;
            else
                return false;
        }

    }
}