protected virtual void OnDataPointSelectionChanged(DataPointSelectionChangedEventArgs e)
{
if (this.SuspendSelectionChangedEventsCount > 0 || this.DataPointSelectionChanged == null)
{
return;
}
this.DataPointSelectionChanged((object)this, e);
}
public void ClearSelectedDataPoints()
{
if (!this.HaveSelectedDataPoints)
return;
DataPointSelectionChangedEventArgs e = new DataPointSelectionChangedEventArgs((IList<DataPoint>)Enumerable.ToList<DataPoint>(Enumerable.Where<DataPoint>((IEnumerable<DataPoint>)this.DataPoints, (Func<DataPoint, bool>)(p => p.IsSelected))), (IList<DataPoint>)null);
if (e.RemovedItems.Count <= 0)
return;
try
{
this._clearSelectedDataPointsPerformingFlag = true;
EnumerableFunctions.ForEach<DataPoint>((IEnumerable<DataPoint>)e.RemovedItems, (Action<DataPoint>)(p => p.IsSelected = false));
this.ChartArea.FireDataPointSelectionChanged(e);
}
finally
{
this._clearSelectedDataPointsPerformingFlag = false;
}
}
internal void UpdateSelectedDataPointFlag(DataPoint dataPoint)
{
this.HaveSelectedDataPoints = dataPoint != null && dataPoint.IsSelected || Enumerable.FirstOrDefault<DataPoint>((IEnumerable<DataPoint>)this.DataPoints, (Func<DataPoint, bool>)(p => p.IsSelected)) != null;
if (this.ChartArea != null && dataPoint != null && !this._clearSelectedDataPointsPerformingFlag)
{
DataPointSelectionChangedEventArgs e;
if (dataPoint.IsSelected)
e = new DataPointSelectionChangedEventArgs((IList<DataPoint>)new DataPoint[0], (IList<DataPoint>)new DataPoint[1]
{
dataPoint
});
else
e = new DataPointSelectionChangedEventArgs((IList<DataPoint>)new DataPoint[1]
{
dataPoint
}, (IList<DataPoint>)new DataPoint[0]);
this.ChartArea.FireDataPointSelectionChanged(e);
}
this.UpdateIsLegendSelectedFlag();
}
internal void UpdateSelectedDataPointFlag(DataPoint dataPoint)
{
this.HaveSelectedDataPoints = dataPoint != null && dataPoint.IsSelected || Enumerable.FirstOrDefault<DataPoint>((IEnumerable<DataPoint>)this.DataPoints, (Func<DataPoint, bool>)(p => p.IsSelected)) != null;
if (this.ChartArea != null && dataPoint != null && !this._clearSelectedDataPointsPerformingFlag)
{
DataPointSelectionChangedEventArgs e;
if (dataPoint.IsSelected)
e = new DataPointSelectionChangedEventArgs((IList<DataPoint>)new DataPoint[0], (IList<DataPoint>)new DataPoint[1]
{
dataPoint
});
else
e = new DataPointSelectionChangedEventArgs((IList<DataPoint>)new DataPoint[1]
{
dataPoint
}, (IList<DataPoint>)new DataPoint[0]);
this.ChartArea.FireDataPointSelectionChanged(e);
}
this.UpdateIsLegendSelectedFlag();
}
public void ClearSelectedDataPoints()
{
if (!this.HaveSelectedDataPoints)
return;
DataPointSelectionChangedEventArgs e = new DataPointSelectionChangedEventArgs((IList<DataPoint>)Enumerable.ToList<DataPoint>(Enumerable.Where<DataPoint>((IEnumerable<DataPoint>)this.DataPoints, (Func<DataPoint, bool>)(p => p.IsSelected))), (IList<DataPoint>)null);
if (e.RemovedItems.Count <= 0)
return;
try
{
this._clearSelectedDataPointsPerformingFlag = true;
EnumerableFunctions.ForEach<DataPoint>((IEnumerable<DataPoint>)e.RemovedItems, (Action<DataPoint>)(p => p.IsSelected = false));
this.ChartArea.FireDataPointSelectionChanged(e);
}
finally
{
this._clearSelectedDataPointsPerformingFlag = false;
}
}
protected virtual void OnDataPointSelectionChanged(DataPointSelectionChangedEventArgs e)
{
if (this.SuspendSelectionChangedEventsCount > 0 || this.DataPointSelectionChanged == null)
return;
this.DataPointSelectionChanged((object)this, e);
}
internal void FireDataPointSelectionChanged(DataPointSelectionChangedEventArgs e)
{
this.OnDataPointSelectionChanged(e);
}
internal void FireDataPointSelectionChanged(DataPointSelectionChangedEventArgs e)
{
this.OnDataPointSelectionChanged(e);
}
