Oyyou.MonoGameTutorials/MonoGame_Tutorials/Tutorial020/Sprites/ICollidable.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Tutorial020.Sprites
{
  public interface ICollidable
  {
    void OnCollide(Sprite sprite);
  }
}