/// <summary>
/// Initializes the <see cref="ParticleEmitterFactory"/> class.
/// </summary>
static ParticleEmitterFactory()
{
// Create the filter
var filterCreator = new TypeFilterCreator
{
IsClass = true,
IsAbstract = false,
RequireConstructor = true,
ConstructorParameters = new Type[] { typeof(IParticleEffect) },
Subclass = typeof(ParticleEmitter)
};
_particleEmitterFilter = filterCreator.GetFilter();
// Create the factory instance
_instance = new ParticleEmitterFactory();
}
/// <summary>
/// Initializes the <see cref="ParticleEmitterFactory"/> class.
/// </summary>
static ParticleEmitterFactory()
{
// Create the filter
var filterCreator = new TypeFilterCreator
{
IsClass = true,
IsAbstract = false,
RequireConstructor = true,
ConstructorParameters = new Type[] { typeof(IParticleEffect) },
Subclass = typeof(ParticleEmitter)
};
_particleEmitterFilter = filterCreator.GetFilter();
// Create the factory instance
_instance = new ParticleEmitterFactory();
}
/// <summary>
/// Reads the state of the object from an <see cref="IValueReader"/>. Values should be read in the exact
/// same order as they were written.
/// </summary>
/// <param name="reader">The <see cref="IValueReader"/> to read the values from.</param>
public void ReadState(IValueReader reader)
{
reader = reader.ReadNode(_particleEffectNodeName);
// Clear the emitters
foreach (var e in _emitters.ToImmutable())
{
e.Dispose();
}
Debug.Assert(_emitters.IsEmpty());
_emitters.Clear();
// Read the effect properties
PersistableHelper.Read(this, reader);
// Read the emitters
var readEmitters = reader.ReadManyNodes(_emittersNodeName, r => ParticleEmitterFactory.Read(r, this));
Debug.Assert(readEmitters.All(x => x.Owner == this));
}