/// <summary>
/// Renders the GUI for the sprite
/// </summary>
/// <param name="gameTime">Game time</param>
/// <param name="renderer">Renderer</param>
/// <param name="batch">Sprite batch</param>
public override void OnGUI(GameTime gameTime, Renderer renderer, SpriteBatch batch)
{
// Calculate the position of the sprite by flipping the y-coordinate
Vector2 renderPosition = renderer.YCoordinateFlip(_owner.Position);
renderPosition.Y -= _sprite.Height / 2.0f;
// Render the sprite
renderer.WriteText(batch, renderPosition, Owner.Name);
base.OnRender(gameTime, renderer, batch);
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
// Initialize the graphics
_renderer = new Renderer(graphics);
// Initialize the scene root
_root = new SceneNode(null, "_root_");
// Add a test sprite
SceneNode node = new SceneNode(_root, "Test Node");
SpriteAttachment spriteAttachment = new SpriteAttachment(node, new Sprite(Content.Load<Texture2D>("sting"), new Vector2(64, 96)));
node.Position = new Vector2(200.0f, 200.0f);
base.Initialize();
}
/// <summary>
/// Renders the sprite
/// </summary>
/// <param name="gameTime">Game time</param>
/// <param name="renderer">Renderer</param>
/// <param name="batch">SpriteBatch to draw the sprite</param>
/// <param name="position">The position </param>
public override void Render(GameTime gameTime, Renderer renderer, SpriteBatch batch, Vector2 position)
{
Tuple<int, int> frame = CurrentFrame;
int row = frame.Item1;
int column = frame.Item2;
Rectangle destination = new Rectangle((int)position.X, (int)position.Y, Width, Height);
Rectangle source = new Rectangle(Width * column, Height * row, Width, Height);
batch.Draw(Texture, destination, source, Color.White);
}
/// <summary>
/// Renders the sprite
/// </summary>
/// <param name="gameTime">Game time</param>
/// <param name="renderer">Renderer</param>
/// <param name="batch">SpriteBatch to draw the sprite</param>
/// <param name="position">The position </param>
public virtual void Render(GameTime gameTime, Renderer renderer, SpriteBatch batch, Vector2 position)
{
batch.Draw(Texture, new Rectangle((int)position.X, (int)position.Y, Width, Height), Color.White);
}
/// <summary>
/// Renders the scene node
/// </summary>
/// <param name="gameTime">Elapsed game time</param>
/// <param name="renderer">Renderer</param>
/// <param name="batch">SpriteBatch used for rendering</param>
public virtual void OnRender(GameTime gameTime, Renderer renderer, SpriteBatch batch)
{
}
/// <summary>
/// Renders the scene node
/// </summary>
/// <param name="gameTime">Elapsed game time</param>
/// <param name="renderer">Renderer</param>
/// <param name="batch">SpriteBatch used for rendering</param>
public virtual void OnRender(GameTime gameTime, Renderer renderer, SpriteBatch batch)
{
// Render all the attachments
foreach (SceneNodeAttachment attachment in _attachments)
{
attachment.OnRender(gameTime, renderer, batch);
}
// Render the children
foreach (SceneNode child in Children)
{
child.OnRender(gameTime, renderer, batch);
}
}
