/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
// Load the font
_renderer.Font = Content.Load<SpriteFont>("Courier New");
// Load the background
_background = new Background(new Sprite(Content.Load<Texture2D>("background-1")));
// Create the scenegraph
_scene = new SceneNode(null, "_root_");
// Load the player
// Load the player animations
int fps = 6;
Dictionary<String, FrameSet> playerAnimations = new Dictionary<string, FrameSet>();
List<Tuple<int, int>> idleFrames = new List<Tuple<int, int>>();
idleFrames.Add(new Tuple<int, int>(0, 0));
idleFrames.Add(new Tuple<int, int>(0, 1));
playerAnimations.Add("idle", new FrameSet(idleFrames, true, fps));
List<Tuple<int, int>> walkFrames = new List<Tuple<int, int>>();
walkFrames.Add(new Tuple<int, int>(0, 0));
playerAnimations.Add("walk", new FrameSet(walkFrames, true, fps));
List<Tuple<int, int>> crouchFrames = new List<Tuple<int, int>>();
crouchFrames.Add(new Tuple<int, int>(0, 1));
playerAnimations.Add("crouch", new FrameSet(crouchFrames, true, fps));
List<Tuple<int, int>> jumpFrames = new List<Tuple<int, int>>();
jumpFrames.Add(new Tuple<int, int>(0, 2));
playerAnimations.Add("jump", new FrameSet(jumpFrames, true, fps));
List<Tuple<int, int>> interactionFrames = new List<Tuple<int, int>>();
interactionFrames.Add(new Tuple<int, int>(0, 2));
playerAnimations.Add("interact", new FrameSet(interactionFrames, true, fps));
AnimatedSprite playerSprite = new AnimatedSprite(Content.Load<Texture2D>("player-ss"), 32, 64, playerAnimations);
// Load the player sounds
Dictionary<String, SoundEffect> playerSoundFX = new Dictionary<string, SoundEffect>();
playerSoundFX.Add("jump", Content.Load<SoundEffect>("jump"));
playerSoundFX.Add("run", Content.Load<SoundEffect>("run"));
playerSoundFX.Add("walk", Content.Load<SoundEffect>("walk"));
_player = new Player(_scene, "Player", playerSprite, 100.0f, playerSoundFX);
// Load the enemy
Sprite enemySprite = new Sprite(Content.Load<Texture2D>("enemy"));
_enemy = new Enemy(_scene, "Enemy-1", enemySprite, 20.0f);
_enemy.Position = new Vector2(300.0f, 20.0f);
// Load the crate
WorldObject crate = new WorldObject(_scene, "Crate-1", new Sprite(Content.Load<Texture2D>("crate")));
crate.Position = new Vector2(200.0f, 200.0f);
crate.IsElevated = true;
WorldObject crate2 = new WorldObject(_scene, "Crate-2", new Sprite(Content.Load<Texture2D>("crate")));
crate2.Position = new Vector2(400.0f, 400.0f);
}
/// <summary>
/// Updates the player when the player is running
/// </summary>
/// <param name="gameTime">Game time</param>
/// <param name="keys">The state of the keyboard</param>
/// <param name="elapsedSeconds">Number of elapsed seconds</param>
protected void UpdateCrouching(GameTime gameTime, KeyboardState keys, float elapsedSeconds)
{
float crouchSlowdown = 0.5f; // Slowdow factor to use when the player is crouching
// Move the player
Vector2 distance = Vector2.Zero;
if (keys.IsKeyDown(Keys.Up))
{
distance.Y += 1.0f;
}
if (keys.IsKeyDown(Keys.Down))
{
distance.Y -= 1.0f;
}
if (keys.IsKeyDown(Keys.Left))
{
distance.X -= 1.0f;
}
if (keys.IsKeyDown(Keys.Right))
{
distance.X += 1.0f;
}
// If the player moved, adjust the player's position
if (distance != Vector2.Zero)
{
distance.Normalize(); // Normalize the distance to the player into just a direction
distance *= crouchSlowdown * WalkSpeed * elapsedSeconds;
this.Adjust(distance);
_noiseLevel = 0.3f;
// If we're not playing the looping crouch noise, play it now
if (null == _crouchSound)
{
SoundEffect crouchSound;
_soundFX.TryGetValue("walk", out crouchSound);
_crouchSound = crouchSound.CreateInstance();
_crouchSound.IsLooped = true;
_crouchSound.Play();
_crouchSound.Volume /= 4.0f;
}
}
else
{
// If we're not playing the looping crouch noise, play it now
if (null != _crouchSound)
{
_crouchSound.Stop();
_crouchSound = null;
}
_noiseLevel = 0.0f;
}
// Check to see if we're crouching under anything
if (_objectUnder != null && !this.CollisionAABB.DoesCollide(_objectUnder.CollisionAABB))
{
_objectUnder = null;
}
}
/// <summary>
/// Processes a collision with the given collider
/// </summary>
/// <param name="collider"></param>
public virtual void ProcessCollision(WorldObject collider)
{
this.Position -= Displacement;
}
/// <summary>
/// Processes a collision with the given collider
/// </summary>
/// <param name="collider"></param>
public override void ProcessCollision(WorldObject collider)
{
// Ignore collisions in certain cases
if (collider.IsElevated && State == PlayerStateType.Crouching)
{
_objectUnder = collider;
return;
}
else if (!collider.IsHigh && State == PlayerStateType.Jumping)
{
_objectUnder = null;
return;
}
else
{
_objectUnder = null;
this.Position -= Displacement;
}
}
/// <summary>
/// Processes an interaction from another object
/// </summary>
/// <param name="interactor"></param>
public virtual void OnInteract(WorldObject interactor)
{
}
