private static EntitySetBuilder Simple(EntitySetBuilder builder, Type[] componentTypes, MethodInfo method)
{
foreach (Type componentType in componentTypes)
{
method.MakeGenericMethod(componentType).Invoke(builder, null);
}
return(builder);
}
private static EntitySetBuilder Either(EntitySetBuilder builder, Type[] componentTypes, MethodInfo method)
{
EntitySetBuilder.EitherBuilder eitherBuilder = null;
foreach (Type componentType in componentTypes)
{
if (eitherBuilder is null)
{
eitherBuilder = (EntitySetBuilder.EitherBuilder)method.MakeGenericMethod(componentType).Invoke(builder, null);
}
else
{
_or.MakeGenericMethod(componentType).Invoke(eitherBuilder, null);
}
}
if (eitherBuilder != null)
{
_commit.Invoke(eitherBuilder, null);
}
return(builder);
}
internal EitherBuilder(EntitySetBuilder builder, EitherType type)
{
_builder = builder;
_type = type;
}
/// <summary> /// Makes a rule to ignore <see cref="Entity"/> with at least one component of the given types. /// </summary> /// <param name="builder">The <see cref="EntitySetBuilder"/> on which to create the rule.</param> /// <param name="componentTypes">The types of component.</param> /// <returns>The current <see cref="EntitySetBuilder"/>.</returns> public static EntitySetBuilder Without(this EntitySetBuilder builder, params Type[] componentTypes) => Simple(builder, componentTypes, _without);
/// <summary> /// Makes a rule to observe <see cref="Entity"/> when one component of the given types is removed. /// </summary> /// <param name="builder">The <see cref="EntitySetBuilder"/> on which to create the rule.</param> /// <param name="componentTypes">The types of component.</param> /// <returns>The current <see cref="EntitySetBuilder"/>.</returns> public static EntitySetBuilder WhenRemovedEither(this EntitySetBuilder builder, params Type[] componentTypes) => Either(builder, componentTypes, _whenRemovedEither);
/// <summary> /// Makes a rule to obsverve <see cref="Entity"/> without at least one component of the given types. /// </summary> /// <param name="builder">The <see cref="EntitySetBuilder"/> on which to create the rule.</param> /// <param name="componentTypes">The types of component.</param> /// <returns>The current <see cref="EntitySetBuilder"/>.</returns> public static EntitySetBuilder WithoutEither(this EntitySetBuilder builder, params Type[] componentTypes) => Either(builder, componentTypes, _withoutEither);
/// <summary> /// Makes a rule to obsverve <see cref="Entity"/> when all component of the given types are removed. /// </summary> /// <param name="builder">The <see cref="EntitySetBuilder"/> on which to create the rule.</param> /// <param name="componentTypes">The types of component.</param> /// <returns>The current <see cref="EntitySetBuilder"/>.</returns> public static EntitySetBuilder WhenRemoved(this EntitySetBuilder builder, params Type[] componentTypes) => Simple(builder, componentTypes, _whenRemoved);