/// <summary>
/// Appends value <paramref name="value"/> to the chart (without redrawing)
/// </summary>
/// <param name="value">performance value</param>
private void ChartAppend(DataSample value)
{
// Insert at first position
drawValues.Insert(0, value);
// Remove last item if maximum value count is reached
if (drawValues.Count > chartSize)
{
drawValues.RemoveAt(chartSize);
}
// Calculate horizontal grid offset for "scrolling" effect
gridScrollOffset += valueSpacing;
if (gridScrollOffset > GRID_SPACING)
{
gridScrollOffset = gridScrollOffset % GRID_SPACING;
}
}
/// <summary>
/// Adds a value to the Chart Line
/// </summary>
/// <param name="value">progress value</param>
public void AddValue(DataSample values)
{
switch (timerMode)
{
case TimerMode.Disabled:
ChartAppend(values);
Invalidate();
break;
case TimerMode.Simple:
case TimerMode.SynchronizedAverage:
case TimerMode.SynchronizedSum:
// For all Timer Modes, the Values are stored in the Queue
AddValueToQueue(values);
break;
default:
throw new Exception(String.Format("Unsupported TimerMode: {0}", timerMode));
}
}
/// <summary>
/// Add value to the queue for a timed refresh
/// </summary>
/// <param name="value"></param>
private void AddValueToQueue(DataSample sample)
{
waitingValues.Enqueue(sample);
}