using System.Collections.Generic;

namespace Chernobyl.Mathematics.Collision
{
    /// <summary>
    /// An <see cref="IExtendedCollidable{T}"/> and <see cref="ICollection{T}"/> 
    /// that can check for collisions with many different objects. This collision 
    /// group builds a collision graph for optimized collision detection. Each 
    /// <see cref="ICollidable2D"/> held within this group must be derive from 
    /// <see cref="IExtendedCollidable{TCollider}"/>.
    /// </summary>
    /// <typeparam name="TContainedCollidable">The type of ICollidable being held 
    /// within this <see cref="ICollidableCollection{TContainedCollidable, TCollider}"/>. 
    /// This ICollidable type must derive from <see cref="IExtendedCollidable{T}"/>.</typeparam>
    /// <typeparam name="TCollider">The <see cref="ICollidable"/> type that will 
    /// be passed in to check for collisions against the 
    /// <typeparamref name="TContainedCollidable"/>s contained within this 
    /// <see cref="ICollection{T}"/>.</typeparam>
    public interface ICollidableCollection<TContainedCollidable, TCollider>
        : ICollidableEnumerable<TContainedCollidable, TCollider>,
          ICollection<TContainedCollidable>
          where TContainedCollidable : IExtendedCollidable<TCollider>
    { }
}