Oyyou.MonoGameTutorials/MonoGame_Tutorials/Tutorial023/Sprites/Player.cs

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

namespace Tutorial023.Sprites
{
  public class Player : Sprite
  {
    public Vector2 Velocity;

    public Player(Texture2D texture)
      : base(texture)
    {
    }

    public override void Update(GameTime gameTime)
    {
      if (Keyboard.GetState().IsKeyDown(Keys.D))
        Velocity.X = 3f;
      else if (Keyboard.GetState().IsKeyDown(Keys.A))
        Velocity.X = -3f;
      else
        Velocity.X = 0f;
    }
  }
}