static void ComposeUsingRxEventBasedCartesianProductExample()
{
using (var even = new evt::EvenNumberGenerator(10))
{
using (var odd = new evt::OddNumberGenerator(10))
{
var evenObservable = Observable.FromEvent <int>(
a => even.NumberGenerated += a,
r => even.NumberGenerated -= r);
var oddObservable = Observable.FromEvent <int>
(a => odd.NumberGenerated += a,
r => odd.NumberGenerated -= r);
int count = 0;
var composition = from n1 in evenObservable
from n2 in oddObservable
select n1 * n2;
var subscription = composition.Subscribe(v =>
{
Console.WriteLine($"{++count} => {v}");
}, ex => Console.WriteLine(ex.Message), () => Console.WriteLine($"Completed observation. Values observed: {count}"));
Console.WriteLine("Press any key to end this subscription.");
Console.ReadKey();
subscription.Dispose();
}
}
}
static void EventBased()
{
using (var even = new evt::EvenNumberGenerator(10))
{
using (var odd = new evt::OddNumberGenerator(10))
{
var evenObservable = Observable.FromEvent <int>(
a => even.NumberGenerated += a,
r => even.NumberGenerated -= r);
var oddObservable = Observable.FromEvent <int>
(a => odd.NumberGenerated += a,
r => odd.NumberGenerated -= r);
int count = 0;
var composition = evenObservable.Zip(oddObservable, (n1, n2) => n1 * n2);
var subscription = composition.Subscribe(v =>
{
Console.WriteLine($"{++count} => {v}");
}, ex => Console.WriteLine(ex.Message), () => Console.WriteLine($"Completed observation. Values observed: {count}"));
Console.WriteLine("Press any key to end this subscription.");
Console.ReadKey();
subscription.Dispose();
}
}
}
static void CreateObservableOfOddAndEvenNumbers()
{
using (var even = new evt::EvenNumberGenerator(10))
{
using (var odd = new evt::OddNumberGenerator(10))
{
var evenObservable = Observable.FromEvent <int>(
a => even.NumberGenerated += a,
r => even.NumberGenerated -= r);
var oddObservable = Observable.FromEvent <int>
(a => odd.NumberGenerated += a,
r => odd.NumberGenerated -= r);
var composition = oddObservable.Merge(evenObservable);
var subscription = composition.Subscribe(Console.WriteLine);
Console.WriteLine("Press any key to end this subscription.");
Console.ReadKey();
subscription.Dispose();
}
}
}
