Racket.cs

using FNAEngine2D;
using FNAEngine2D.Collisions;
using FNAEngine2D.GameObjects;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Input;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Pong
{
    /// <summary>
    /// Objet représentant la raquette
    /// </summary>
    public class Racket: GameObject, IUpdate
    {
        /// <summary>
        /// Position à partir du bas de l'écran pour la raquette
        /// </summary>
        private const int BOTTOM_POSITION = -100;

        /// <summary>
        /// Vitesse de déplacement
        /// </summary>
        private float _speedPixelsPerSeconds = 400f;

        /// <summary>
        /// Raquette
        /// </summary>
        private TextureBox _racket;

        /// <summary>
        /// Taille de la raquette
        /// </summary>
        private Point _size = new Point(100, 20);

        /// <summary>
        /// Type to manage the colliders
        /// </summary>
        private Type[] _colliderTypes = new Type[] { typeof(GameBorder) };

        /// <summary>
        /// Moment du dernier fire
        /// </summary>
        private float _lastTimeFireSecond = 99f;

        /// <summary>
        /// Firerate
        /// </summary>
        private float _fireRatePerSeconds = 0.5f;

        /// <summary>
        /// Chargement du contenu
        /// </summary>
        protected override void Load()
        {

            this.Bounds = new Rectangle((this.Game.Width / 2) - (_size.X / 2), this.Game.Height + BOTTOM_POSITION, _size.X, _size.Y);

            _racket = Add(new TextureBox("racket", this.Bounds));

            this.EnableCollider();

        }

        /// <summary>
        /// Exécution à chaque frame
        /// </summary>
        public void Update()
        {
            //Déplacement de la balle...
            if (Input.IsKeyDown(Keys.Left) || Input.IsKeyDown(Keys.A))
                this.TranslateX(-_speedPixelsPerSeconds * this.ElapsedGameTimeSeconds);
            if (Input.IsKeyDown(Keys.Right) || Input.IsKeyDown(Keys.D))
                this.TranslateX(_speedPixelsPerSeconds * this.ElapsedGameTimeSeconds);

            Collision collision = this.GetCollision(this.X, this.Y, _colliderTypes);
            if (collision != null)
            {
                //On retourne d'où on vient...
                this.TranslateTo(collision.StopLocation);
            }

            _lastTimeFireSecond += this.ElapsedGameTimeSeconds;


            //Bullets?
            if (Input.IsKeyDown(Keys.Space))
            {               

                if (_lastTimeFireSecond >= _fireRatePerSeconds)
                {
                    _lastTimeFireSecond = 0;

                    PongGame.Instance.Add(new Bullet(this.X, this.Y - Bullet.BULLET_HEIGHT));
                    PongGame.Instance.Add(new Bullet(this.Right, this.Y - Bullet.BULLET_HEIGHT));

                    GetContent<SoundEffect>("sfx\\fire").Data.Play();
                }

            }
            

        }

    }
}