public override T TryGetNext(out bool success)
{
switch (_state)
{
case 1:
_enumerator = _source.GetEnumerator();
_state = 2;
goto case 2;
case 2:
while (true)
{
var item = _enumerator.TryGetNext(out success);
if (!success)
{
break;
}
if (_predicate(item))
{
return(item);
}
}
break;
}
success = false;
return(default(T));
}
private void p_Disposed(object sender, EventArgs e)
{
FormMain.fActiveWebCams.Remove(new KeyValuePair <string, string>(fUser, MonikerName));
var distributor = Distributor;
if (distributor != null)
{
Distributor = null;
ActiveWebCams.Stop(MonikerName);
distributor.Dispose();
}
var enumerator = fEnumerator;
if (enumerator != null)
{
fEnumerator = null;
try
{
enumerator.Dispose();
}
catch
{
}
}
base.OnClosed(e);
}
public static int SumFastEnumeratorInterface(IFastEnumerator <int> e)
{
var sum = 0;
var x = e.TryMoveNext(out var success);
while (success)
{
sum += x;
x = e.TryMoveNext(out success);
}
return(sum);
}
static int VirtualSum(IFastEnumerator <int> e)
{
var sum = 0;
while (true)
{
var x = e.TryMoveNext(out var success);
if (!success)
{
break;
}
sum += x;
}
return(sum);
}
public override bool MoveNext()
{
switch (_state)
{
case 1:
_enumerator = _source.GetEnumerator();
_state = 2;
goto case 2;
case 2:
_current = _enumerator.TryGetNext(out var success);
return(success);
}
return(false);
}
private void p_Initialize(string user, string displayName, string monikerName, IFastEnumerator <byte[]> enumerator)
{
ClientSize = new Size(160, 120);
DisplayName = displayName;
MonikerName = monikerName;
fUser = user;
fEnumerator = enumerator;
Text = user;
FormMain.fActiveWebCams.Add(new KeyValuePair <string, string>(fUser, MonikerName), this);
Disposed += p_Disposed;
UnlimitedThreadPool.Run(p_Receive);
}
public long IFastEnumerator()
{
IFastEnumerator <int> ife = _array.GetFastEnumerator();
long total = 0;
bool remaining = true;
ife.Reset();
loop:
var i = ife.TryGetNext(out remaining);
if (remaining)
{
total += i;
goto loop;
}
return(total);
}
public override R TryGetNext(out bool success)
{
switch (_state)
{
case 1:
_enumerator = _source.GetEnumerator();
_state = 2;
goto case 2;
case 2:
var item = _enumerator.TryGetNext(out success);
if (success)
{
return(_selector(item));
}
break;
}
success = false;
return(default(R));
}
public FormWebCam(string user, string displayName, string monikerName, IFastEnumerator <byte[]> enumerator)
{
InitializeComponent();
p_Initialize(user, displayName, monikerName, enumerator);
}
public Adapter(IFastEnumerator <T> enumerator)
{
_enumerator = enumerator;
Current = default;
}