/// <summary>
/// Initializes a new instance of the <see cref="GraphingWorkItem" /> struct.
/// </summary>
/// <param name="tree">The parse tree to graph.</param>
/// <param name="parserRules">The parser rules.</param>
/// <param name="grapher">The parse tree grapher to use.</param>
/// <param name="graphWhen">The DateTime indicating when to parse.</param>
public GraphingWorkItem(
ITree tree,
IList <string> parserRules,
IParseTreeGrapher grapher,
DateTime graphWhen)
{
ParseTree = tree;
ParserRules = parserRules;
GraphWhen = graphWhen;
TreeGrapher = grapher;
}
/// <inheritdoc />
public void Graph(IParseTreeGrapher grapher, ITree tree, IList <string> parserRules)
{
lock (_Padlock)
{
var nextRun =
CalculateNextRunTime(
_PreviousNodeQty,
_Settings.NodeThresholdCountForThrottling,
_Settings.MillisecondsToDelayPerNodeWhenThrottling,
_Settings.MaximumRenderShortDelay);
var work = new GraphingWorkItem(tree, parserRules, grapher, nextRun);
QueuedWork.Enqueue(work);
_LastQueuedTime = DateTime.Now;
if (GraphingTask.IsCompleted)
{
GraphingTask = new Task(GraphingWorkLoop);
}
if (GraphingTask.Status != TaskStatus.Running)
{
GraphingTask.Start();
}
}
}