void slOrientation_ValueChangeEvent(Component source)
{
s_Canyon.Rotation = MathHelper.ToRadians(slOrientation.Value);
//Vector2 aux = s_Canyon.Position;
//float radians = MathHelper.ToRadians(slOrientation.Value);
//Vector2 offset = new Vector2((float)Math.Cos(radians) * s_Canyon.Size.X,
// (float)Math.Sin(radians) * s_Canyon.Size.X);
//Vector2 final = aux - offset;
//rectangle.Position = final;
}