protected override void OnChartDragEntered(Point mousePos, object originalSource)
{
FrameworkElement element = originalSource as FrameworkElement;
BarSegment barSegment = null;
if (element != null)
{
if (element.Tag is BarSegment)
{
barSegment = element.Tag as BarSegment;
}
}
if (barSegment == null)
{
return;
}
double segmentPosition = YValues[Segments.IndexOf(barSegment)];
if (IsActualTransposed)
{
UpdateDragSpliter(element, barSegment,
segmentPosition < 0 ? "Left" : "Right");
}
else
{
UpdateDragSpliter(element, barSegment,
segmentPosition < 0 ? "Bottom" : "Top");
}
base.OnChartDragEntered(mousePos, originalSource);
}
/// <summary>
/// Creates the segments of BarSeries.
/// </summary>
public override void CreateSegments()
{
double x1, x2, y1, y2;
List <double> xValues = null;
bool isGrouping = (ActualXAxis is CategoryAxis && !(ActualXAxis as CategoryAxis).IsIndexed);
if (isGrouping)
{
xValues = GroupedXValuesIndexes;
}
else
{
xValues = GetXValues();
}
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
double median = sbsInfo.Delta / 2;
double origin = ActualXAxis != null ? ActualXAxis.Origin : 0;
if (ActualXAxis != null && ActualXAxis.Origin == 0 && ActualYAxis is LogarithmicAxis &&
(ActualYAxis as LogarithmicAxis).Minimum != null)
{
origin = (double)(ActualYAxis as LogarithmicAxis).Minimum;
}
if (this.ActualXValues != null)
{
if (isGrouping)
{
int segmentCount = 0;
Segments.Clear();
Adornments.Count();
GroupedActualData.Clear();
for (int i = 0; i < DistinctValuesIndexes.Count; i++)
{
var list = (from index in DistinctValuesIndexes[i]
where GroupedSeriesYValues[0].Count > index
select new List <double> {
GroupedSeriesYValues[0][index], index
}).
OrderByDescending(val => val[0]).ToList();
for (int j = 0; j < list.Count; j++)
{
var yValue = list[j][0];
x1 = i + sbsInfo.Start;
x2 = i + sbsInfo.End;
y1 = yValue;
y2 = origin; // setting origin value for column segment
GroupedActualData.Add(ActualData[(int)list[j][1]]);
BarSegment barSegment = new BarSegment(x1, y1, x2, y2, this)
{
Item = GroupedActualData[segmentCount]
};
barSegment.XData = xValues[segmentCount];
barSegment.YData = yValue;
Segments.Add(barSegment);
if (AdornmentsInfo != null)
{
if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.Top)
{
AddColumnAdornments(i, yValue, x1, y1, segmentCount, median);
}
else if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.Bottom)
{
AddColumnAdornments(i, yValue, x1, y2, segmentCount, median);
}
else
{
AddColumnAdornments(i, yValue, x1, y1 + (y2 - y1) / 2, segmentCount, median);
}
}
segmentCount++;
}
}
}
else
{
ClearUnUsedSegments(DataCount);
ClearUnUsedAdornments(DataCount);
for (int i = 0; i < DataCount; i++)
{
x1 = xValues[i] + sbsInfo.Start;
x2 = xValues[i] + sbsInfo.End;
y1 = YValues[i];
y2 = origin; // setting origin value for bar segment
if (i < Segments.Count)
{
(Segments[i]).SetData(x1, y1, x2, y2);
(Segments[i] as BarSegment).XData = xValues[i];
(Segments[i] as BarSegment).YData = YValues[i];
(Segments[i] as BarSegment).Item = ActualData[i];
if (SegmentColorPath != null && !Segments[i].IsEmptySegmentInterior && ColorValues.Count > 0 && !Segments[i].IsSelectedSegment)
{
Segments[i].Interior = (Interior != null) ? Interior : ColorValues[i];
}
}
else
{
BarSegment barSegment = new BarSegment(x1, y1, x2, y2, this)
{
Item = ActualData[i]
};
barSegment.XData = xValues[i];
barSegment.YData = YValues[i];
Segments.Add(barSegment);
}
if (AdornmentsInfo != null)
{
if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.Top)
{
AddColumnAdornments(xValues[i], YValues[i], x1, y1, i, median);
}
else if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.Bottom)
{
AddColumnAdornments(xValues[i], YValues[i], x1, y2, i, median);
}
else
{
AddColumnAdornments(xValues[i], YValues[i], x1, y1 + (y2 - y1) / 2, i, median);
}
}
}
}
}
if (ShowEmptyPoints)
{
UpdateEmptyPointSegments(xValues, true);
}
}
