void SyncVideoWithPosition()
{
// Checks if the position change comes from a new
if (Position != InternalPosition)
{
_internalPosition = Position;
// Checks if the current action has changed
SetCurrentAction(false, false);
if (CurrentAction == null)
{
// If no action (outside boundaries or else)
Stop();
Source = null;
return;
}
CurrentAction.LoadAndSync();
RaiseCurrentActionChanged();
if (IsPlaying && MediaElement != null)
{
CurrentAction.Run();
}
}
}
/// <summary>
/// Plays the path
/// </summary>
public void Play()
{
// Try to set the current action if none
if (CurrentAction == null)
{
SetCurrentAction(true, true);
}
// If none exists, get out
if (CurrentAction == null)
{
return;
}
if (CurrentAction.IsLast && Position >= CurrentAction.End)
{
// Sets the first action to play if we were at the end
var a = _actions.First();
SeekAndResync(a.Start);
CurrentAction = a;
}
IsPlaying = true;
// Runs the action
CurrentAction.LoadAndSync();
RaiseCurrentActionChanged();
CurrentAction.Run();
// Goes to playing mode
VisualStateManager.GoToState(this, VSM_State_IsPlaying, false);
}
public IEnumerable <RantOutput> RunSerial(double timeout, RantPattern pattern = null)
{
lock (_patternArgs ?? fallbackArgsLockObj)
{
if (pattern == null)
{
pattern = _pattern;
}
LastTimeout = timeout;
long timeoutMS = (long)(timeout * 1000);
bool timed = timeoutMS > 0;
bool stopwatchAlreadyRunning = _stopwatch.IsRunning;
if (!_stopwatch.IsRunning)
{
_stopwatch.Reset();
_stopwatch.Start();
}
_scriptObjectStack.Clear();
var callStack = new Stack <IEnumerator <RantAction> >();
var actionStack = new Stack <RantAction>();
IEnumerator <RantAction> action;
// Push the AST root
CurrentAction = pattern.Action;
actionStack.Push(CurrentAction);
callStack.Push(pattern.Action.Run(this));
top:
while (callStack.Any())
{
// Get the topmost call stack item
action = callStack.Peek();
// Execute the node until it runs out of children
while (action.MoveNext())
{
if (timed && _stopwatch.ElapsedMilliseconds >= timeoutMS)
{
throw new RantRuntimeException(pattern, action.Current.Range,
$"The pattern has timed out ({timeout}s).");
}
if (callStack.Count >= RantEngine.MaxStackSize)
{
throw new RantRuntimeException(pattern, action.Current.Range,
$"Exceeded the maximum stack size ({RantEngine.MaxStackSize}).");
}
if (action.Current == null)
{
break;
}
if (HandleRichardBreak(callStack, actionStack, action))
{
goto top;
}
// Push child node onto stack and start over
CurrentAction = action.Current;
actionStack.Push(CurrentAction);
callStack.Push(CurrentAction.Run(this));
goto top;
}
if (shouldYield)
{
shouldYield = false;
yield return(Return());
AddOutputWriter();
}
if (HandleRichardReturn(callStack, actionStack))
{
continue;
}
// Remove node once finished
callStack.Pop();
actionStack.Pop();
}
if (!stopwatchAlreadyRunning)
{
_stopwatch.Stop();
}
}
}
public IEnumerable <RantOutput> RunSerial(double timeout, RantProgram pattern = null)
{
Stack <IEnumerator <RST> > callStack;
IEnumerator <RST> action;
LastTimeout = timeout;
long timeoutMS = (long)(timeout * 1000);
bool timed = timeoutMS > 0;
bool stopwatchAlreadyRunning = _stopwatch.IsRunning;
lock (PatternArgs ?? fallbackArgsLockObj)
{
#if !DEBUG
try
{
#endif
if (pattern == null)
{
pattern = Pattern;
}
if (!_stopwatch.IsRunning)
{
_stopwatch.Reset();
_stopwatch.Start();
}
callStack = new Stack <IEnumerator <RST> >();
// Push the AST root
CurrentAction = pattern.SyntaxTree;
callStack.Push(pattern.SyntaxTree.Run(this));
#if !DEBUG
}
catch (RantRuntimeException)
{
throw;
}
catch (Exception ex)
{
throw new RantInternalException(ex);
}
#endif
top:
while (callStack.Any())
{
#if !DEBUG
try
{
#endif
// Get the topmost call stack item
action = callStack.Peek();
// Execute the node until it runs out of children
while (action.MoveNext())
{
if (timed && _stopwatch.ElapsedMilliseconds >= timeoutMS)
{
throw new RantRuntimeException(this, action.Current.Location,
GetString("err-pattern-timeout", timeout));
}
if (callStack.Count >= RantEngine.MaxStackSize)
{
throw new RantRuntimeException(this, action.Current.Location,
GetString("err-stack-overflow", RantEngine.MaxStackSize));
}
if (action.Current == null)
{
break;
}
// Push child node onto stack and start over
CurrentAction = action.Current;
callStack.Push(CurrentAction.Run(this));
goto top;
}
#if !DEBUG
}
catch (RantRuntimeException)
{
throw;
}
catch (Exception ex)
{
throw new RantInternalException(ex);
}
#endif
if (shouldYield)
{
shouldYield = false;
yield return(Return());
AddOutputWriter();
}
#if !DEBUG
try
{
#endif
// Remove node once finished
callStack.Pop();
#if !DEBUG
}
catch (RantRuntimeException)
{
throw;
}
catch (Exception ex)
{
throw new RantInternalException(ex);
}
#endif
}
if (!stopwatchAlreadyRunning)
{
_stopwatch.Stop();
}
}
}