void IDropTarget.Drop(IDropInfo dropInfo)
{
if (dropInfo != null)
{
if (dropInfo.VisualTarget is FrameworkElement frameworkElement)
{
if (frameworkElement.Name == "ComparisonRecordItemControl" ||
frameworkElement.Name == "ComparisonImage")
{
if (dropInfo.Data is IFileRecordInfo recordInfo)
{
AddComparisonItem(recordInfo);
}
if (dropInfo.Data is ComparisonRecordInfoWrapper wrappedRecordInfo)
{
// manage sorting
int currentIndex = ComparisonRecords.IndexOf(wrappedRecordInfo);
if (dropInfo.InsertIndex < ComparisonRecords.Count)
{
ComparisonRecords.Move(currentIndex, dropInfo.InsertIndex);
foreach (var rowSeries in ComparisonRowChartSeriesCollection)
{
var chartValueList = (rowSeries.Values as IList <double>).Reverse().ToList();
chartValueList.Move(currentIndex, dropInfo.InsertIndex);
chartValueList.Reverse();
rowSeries.Values.Clear();
rowSeries.Values.AddRange(chartValueList.Select(chartValue => chartValue as object));
}
var labelList = ComparisonRowChartLabels.Reverse().ToList();
labelList.Move(currentIndex, dropInfo.InsertIndex);
labelList.Reverse();
ComparisonRowChartLabels = labelList.ToArray();
}
}
}
}
}
}