/// <summary>
/// Creates the segments of Box and Whisker Series.
/// </summary>
public override void CreateSegments()
{
ClearUnUsedSegments(this.DataCount);
ClearUnUsedAdornments(this.DataCount * 5);
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
double start = sbsInfo.Start;
double end = sbsInfo.End;
List <double> xValues = GetXValues();
////UpdatePercentile();
UpdateWhiskerWidth();
if (adornmentInfo != null)
{
UpdateAdornmentLabelPositiion();
}
outlierSegments = new List <ChartSegment>();
if (YCollection == null || YCollection.Count == 0)
{
return;
}
for (int i = 0; i < DataCount; i++)
{
double median, lowerQuartile, upperQuartile, minimum, maximum, x1, x2, average = 0d;
List <double> outliers = new List <double>();
var ylist = YCollection[i].Where(x => !double.IsNaN(x)).ToArray();
if (ylist.Count() > 0)
{
Array.Sort(ylist);
average = ylist.Average();
}
int yCount = ylist.Length;
isEvenList = yCount % 2 == 0;
// Getting the required values.
x1 = xValues[i] + start;
x2 = xValues[i] + end;
if (yCount == 0)
{
////To create an empty segment for the additional space requirement in range calculation.
if (i < Segments.Count)
{
var segment = Segments[i] as BoxAndWhiskerSegment;
segment.SetData(x1, x2, double.NaN, double.NaN, double.NaN, double.NaN, double.NaN, double.NaN, double.NaN, xValues[i] + sbsInfo.Median, double.NaN);
segment.Item = ActualData[i];
}
else
{
BoxAndWhiskerSegment boxEmptySegment = new BoxAndWhiskerSegment(this);
boxEmptySegment.SetData(x1, x2, double.NaN, double.NaN, double.NaN, double.NaN, double.NaN, double.NaN, double.NaN, xValues[i] + sbsInfo.Median, double.NaN);
boxEmptySegment.Item = ActualData[i];
Segments.Add(boxEmptySegment);
}
if (AdornmentsInfo != null)
{
if (i < Adornments.Count / 5)
{
SetBoxWhiskerAdornments(sbsInfo, xValues[i], double.NaN, double.NaN, x1, double.NaN, double.NaN, double.NaN, outliers, i);
}
else
{
AddBoxWhiskerAdornments(sbsInfo, xValues[i], double.NaN, double.NaN, x1, double.NaN, double.NaN, double.NaN, outliers, i);
}
}
continue;
}
if (BoxPlotMode == BoxPlotMode.Exclusive)
{
lowerQuartile = GetExclusiveQuartileValue(ylist, yCount, 0.25d);
upperQuartile = GetExclusiveQuartileValue(ylist, yCount, 0.75d);
median = GetExclusiveQuartileValue(ylist, yCount, 0.5d);
}
else if (BoxPlotMode == BoxPlotMode.Inclusive)
{
lowerQuartile = GetInclusiveQuartileValue(ylist, yCount, 0.25d);
upperQuartile = GetInclusiveQuartileValue(ylist, yCount, 0.75d);
median = GetInclusiveQuartileValue(ylist, yCount, 0.5d);
}
else
{
// Take the first half of the list.
median = GetMedianValue(ylist);
GetQuartileValues(ylist, yCount, out lowerQuartile, out upperQuartile);
}
GetMinMaxandOutlier(lowerQuartile, upperQuartile, ylist, out minimum, out maximum, outliers);
double actualMinimum = minimum;
double actualMaximum = maximum;
if (outliers.Count > 0)
{
actualMinimum = Math.Min(outliers.Min(), actualMinimum);
actualMaximum = Math.Max(outliers.Max(), actualMaximum);
}
ChartSegment currentSegment = null;
if (i < Segments.Count)
{
currentSegment = Segments[i];
var segment = Segments[i] as BoxAndWhiskerSegment;
segment.SetData(x1, x2, actualMinimum, minimum, lowerQuartile, median, upperQuartile, maximum, actualMaximum, xValues[i] + sbsInfo.Median, average);
WhiskerWidth = whiskerWidth;
segment.Item = ActualData[i];
}
else
{
BoxAndWhiskerSegment boxSegment = new BoxAndWhiskerSegment(this);
boxSegment.SetData(x1, x2, actualMinimum, minimum, lowerQuartile, median, upperQuartile, maximum, actualMaximum, xValues[i] + sbsInfo.Median, average);
boxSegment.Item = ActualData[i];
boxSegment.Outliers = outliers;
boxSegment.WhiskerWidth = whiskerWidth;
currentSegment = boxSegment;
Segments.Add(boxSegment);
}
if (AdornmentsInfo != null)
{
if (i < Adornments.Count / 5)
{
SetBoxWhiskerAdornments(sbsInfo, xValues[i], minimum, maximum, x1, median, lowerQuartile, upperQuartile, outliers, i);
}
else
{
AddBoxWhiskerAdornments(sbsInfo, xValues[i], minimum, maximum, x1, median, lowerQuartile, upperQuartile, outliers, i);
}
}
if (outliers.Count > 0)
{
foreach (var outlier in outliers)
{
ScatterSegment scatterSegment = new ScatterSegment();
var position = x1 + (x2 - x1) / 2;
scatterSegment.SetData(position, outlier);
scatterSegment.ScatterWidth = 10;
scatterSegment.ScatterHeight = 10;
scatterSegment.Item = ActualData[i];
scatterSegment.Series = this;
scatterSegment.CustomTemplate = OutlierTemplate;
// The bindings are done with the segment not with the series.
BindProperties(scatterSegment, currentSegment);
outlierSegments.Add(scatterSegment);
}
}
isEvenList = false;
}
foreach (ScatterSegment outlierSegment in outlierSegments)
{
this.Segments.Add(outlierSegment);
if (AdornmentsInfo != null)
{
var adornment = this.CreateAdornment(this, outlierSegment.XData, outlierSegment.YData, outlierSegment.XData, outlierSegment.YData);
adornment.ActualLabelPosition = topLabelPosition;
adornment.Item = outlierSegment.Item;
this.Adornments.Add(adornment);
}
}
}
/// <summary>
/// creates the segments of StackingColumnSeries.
/// </summary>
public override void CreateSegments()
{
List <double> xValues = null;
var isGrouped = ActualXAxis is CategoryAxis && !(ActualXAxis as CategoryAxis).IsIndexed;
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
double x1, x2, y1, y2;
double Origin = this.ActualXAxis != null ? this.ActualXAxis.Origin : 0;
if (ActualXAxis != null && ActualXAxis.Origin == 0 && ActualYAxis is LogarithmicAxis &&
(ActualYAxis as LogarithmicAxis).Minimum != null)
{
Origin = (double)(ActualYAxis as LogarithmicAxis).Minimum;
}
double median = sbsInfo.Delta / 2;
if (isGrouped)
{
xValues = GroupedXValuesIndexes;
}
else
{
xValues = GetXValues();
}
var stackingValues = GetCumulativeStackValues(this);
if (stackingValues != null)
{
YRangeStartValues = stackingValues.StartValues;
YRangeEndValues = stackingValues.EndValues;
#if NETFX_CORE
// Designer crashes when rebuild the SfChart
bool _isInDesignMode = Windows.ApplicationModel.DesignMode.DesignModeEnabled;
if (_isInDesignMode)
{
if (YRangeStartValues.Count == 0 && YRangeEndValues.Count == 0)
{
return;
}
}
#endif
if (YRangeStartValues == null)
{
YRangeStartValues = (from val in xValues select Origin).ToList();
}
if (xValues != null)
{
if (isGrouped)
{
Segments.Clear();
Adornments.Clear();
int segmentCount = 0;
for (int i = 0; i < DistinctValuesIndexes.Count; i++)
{
for (int j = 0; j < DistinctValuesIndexes[i].Count; j++)
{
int index = DistinctValuesIndexes[i][j];
if (j < xValues.Count)
{
x1 = i + sbsInfo.Start;
x2 = i + sbsInfo.End;
y2 = double.IsNaN(YRangeStartValues[segmentCount]) ? Origin : YRangeStartValues[segmentCount];
y1 = double.IsNaN(YRangeEndValues[segmentCount]) ? Origin : YRangeEndValues[segmentCount];
StackingColumnSegment columnSegment = new StackingColumnSegment(x1, y1, x2, y2, this);
columnSegment.XData = xValues[segmentCount];
columnSegment.YData = GroupedSeriesYValues[0][index];
columnSegment.Item = GroupedActualData[segmentCount];
Segments.Add(columnSegment);
if (AdornmentsInfo != null)
{
if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.Top)
{
AddColumnAdornments(i, GroupedSeriesYValues[0][index], x1, y1, segmentCount, median);
}
else if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.Bottom)
{
AddColumnAdornments(i, GroupedSeriesYValues[0][index], x1, y2, segmentCount, median);
}
else
{
AddColumnAdornments(i, GroupedSeriesYValues[0][index], x1, y1 + (y2 - y1) / 2, segmentCount, median);
}
}
segmentCount++;
}
}
}
}
else
{
ClearUnUsedSegments(this.DataCount);
ClearUnUsedAdornments(this.DataCount);
for (int i = 0; i < DataCount; i++)
{
x1 = xValues[i] + sbsInfo.Start;
x2 = xValues[i] + sbsInfo.End;
y2 = double.IsNaN(YRangeStartValues[i]) ? Origin : YRangeStartValues[i];
y1 = double.IsNaN(YRangeEndValues[i]) ? Origin : YRangeEndValues[i];
if (i < Segments.Count)
{
(Segments[i]).Item = ActualData[i];
(Segments[i] as StackingColumnSegment).XData = xValues[i];
(Segments[i] as StackingColumnSegment).YData = YValues[i];
(Segments[i]).SetData(x1, y1, x2, y2);
if (SegmentColorPath != null && !Segments[i].IsEmptySegmentInterior && ColorValues.Count > 0 && !Segments[i].IsSelectedSegment)
{
Segments[i].Interior = (Interior != null) ? Interior : ColorValues[i];
}
}
else
{
StackingColumnSegment columnSegment = new StackingColumnSegment(x1, y1, x2, y2, this);
columnSegment.XData = xValues[i];
columnSegment.YData = ActualSeriesYValues[0][i];
columnSegment.Item = ActualData[i];
Segments.Add(columnSegment);
}
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)
{
if (this is StackingColumn100Series)
{
var index = EmptyPointIndexes[0];
if (EmptyPointStyle == Charts.EmptyPointStyle.Symbol || EmptyPointStyle == Charts.EmptyPointStyle.SymbolAndInterior)
{
foreach (var n in index)
{
this.ActualSeriesYValues[0][n] = double.IsNaN(YRangeEndValues[n]) ? 0 : this.YRangeEndValues[n];
}
}
UpdateEmptyPointSegments(xValues, true);
ReValidateYValues(EmptyPointIndexes);
ValidateYValues();
}
else
{
UpdateEmptyPointSegments(xValues, true);
}
}
}
}
}
internal static DoubleRange ApplyBusinessHoursRangePadding(DateTimeAxis axis, DoubleRange range, double interval, DateTimeRangePadding rangePadding, DateTimeIntervalType intervalType)
{
DateTime startDate = range.Start.FromOADate();
DateTime endDate = range.End.FromOADate();
var startTime = new TimeSpan((int)axis.OpenTime, 0, 0);
var endTime = new TimeSpan((int)axis.CloseTime, 0, 0);
if (rangePadding == DateTimeRangePadding.Round || rangePadding == DateTimeRangePadding.Additional)
{
switch (intervalType)
{
case DateTimeIntervalType.Years:
int startYear = (int)((int)(startDate.Year / interval) * interval);
int endYear = endDate.Year + (startDate.Year - startYear);
if (startYear <= 0)
{
startYear = 1;
}
if (endYear <= 0)
{
endYear = 1;
}
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(new DateTime(startYear, 1, 1, 0, 0, 0).ToOADate(), new DateTime(endYear, 12, 31, 23, 59, 59).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(startYear - (int)interval, 1, 1, 0, 0, 0).ToOADate(), new DateTime(endYear + (int)interval, 12, 31, 23, 59, 59).ToOADate());
}
break;
case DateTimeIntervalType.Months:
int month = (int)((int)(startDate.Month / interval) * interval);
if (month <= 0)
{
month = 1;
}
int endmonth = range.End.FromOADate().Month + (startDate.Month - month);
if (endmonth <= 0)
{
endmonth = 1;
}
if (endmonth > 12)
{
endmonth = 12;
}
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(new DateTime(startDate.Year, month, 1, 0, 0, 0).ToOADate(), new DateTime(endDate.Year, endmonth, endmonth == 2 ? 28 : 30, 0, 0, 0).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(startDate.Year, month, 1, 0, 0, 0).AddMonths((int)(-interval)).ToOADate(), new DateTime(endDate.Year, endmonth, endmonth == 2 ? 28 : 30, 0, 0, 0).AddMonths((int)interval).ToOADate());
}
break;
case DateTimeIntervalType.Days:
int day = (int)((int)(startDate.Day / interval) * interval);
if (day <= 0)
{
day = 1;
}
int endday = startDate.Day - day;
if (endday < 0)
{
endday = 1;
}
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(startDate.Year, startDate.Month, day, startTime.Hours, startTime.Minutes, startTime.Seconds).ToOADate(),
new DateTime(endDate.Year, endDate.Month, endDate.Day, endTime.Hours, endTime.Minutes, endTime.Seconds).AddDays(endday).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(startDate.Year, startDate.Month, day, startTime.Hours, startTime.Minutes, startTime.Seconds).AddDays(-interval).ToOADate(),
new DateTime(endDate.Year, endDate.Month, endDate.Day, endTime.Hours, endTime.Minutes, endTime.Seconds).AddDays(interval + endday).ToOADate());
}
break;
case DateTimeIntervalType.Hours:
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startTime.Hours,
0,
0).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endTime.Hours,
0,
0).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
0,
0).AddHours(-interval).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
0,
0).AddHours(interval).ToOADate());
}
break;
case DateTimeIntervalType.Minutes:
int minute = (int)((int)(startDate.Minute / interval) * interval);
int endminute = range.End.FromOADate().Minute + (startDate.Minute - minute);
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
minute,
0).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endminute,
0).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
0).AddMinutes(-interval).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
0).AddMinutes(interval).ToOADate());
}
break;
case DateTimeIntervalType.Seconds:
int second = (int)((int)(startDate.Second / interval) * interval);
int endsecond = range.End.FromOADate().Second + (startDate.Second - second);
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
second,
0).ToOADate(),
new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
endsecond,
0).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
startDate.Second,
0).AddSeconds(-interval).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
endDate.Second,
0).AddSeconds(interval).ToOADate());
}
break;
case DateTimeIntervalType.Milliseconds:
int milliseconds = (int)((int)(startDate.Millisecond / interval) * interval);
int endmilliseconds = range.End.FromOADate().Millisecond + (startDate.Millisecond - milliseconds);
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
startDate.Second,
milliseconds).ToOADate(),
new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
endDate.Second,
endmilliseconds).ToOADate());
}
else
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
startDate.Second,
startDate.Millisecond).AddMilliseconds(-interval).ToOADate(),
new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
endDate.Second,
endDate.Millisecond).AddMilliseconds(interval).ToOADate());
}
break;
}
var newStartDate = range.Start.FromOADate();
var newEndDate = range.End.FromOADate();
newStartDate = newStartDate.ValidateNonWorkingDate(axis.InternalWorkingDays, true, axis.NonWorkingDays.Count);
newStartDate = newStartDate.ValidateNonWorkingHours(axis.OpenTime, axis.CloseTime, true);
newStartDate = newStartDate.ValidateNonWorkingDate(axis.InternalWorkingDays, true, axis.NonWorkingDays.Count);
newEndDate = newEndDate.ValidateNonWorkingDate(axis.InternalWorkingDays, false, axis.NonWorkingDays.Count);
newEndDate = newEndDate.ValidateNonWorkingHours(axis.OpenTime, axis.CloseTime, false);
newEndDate = newEndDate.ValidateNonWorkingDate(axis.InternalWorkingDays, false, axis.NonWorkingDays.Count);
return(new DoubleRange(newStartDate.ToOADate(), newEndDate.ToOADate()));
}
return(range);
}
/// <summary>
/// Finds the nearest point in ChartSeries relative to the mouse point/touch position.
/// </summary>
/// <param name="point">The co-ordinate point representing the current mouse point /touch position.</param>
/// <param name="x">x-value of the nearest point.</param>
/// <param name="y">y-value of the nearest point</param>
/// <param name="stackedYValue"></param>
public override void FindNearestChartPoint(Point point, out double x, out double y, out double stackedYValue)
{
x = double.NaN;
y = 0d;
stackedYValue = double.NaN;
Point nearPoint = new Point();
if (this.IsIndexed || !(this.ActualXValues is IList <double>))
{
if (ActualArea != null)
{
double xStart = ActualXAxis.VisibleRange.Start;
double xEnd = ActualXAxis.VisibleRange.End;
point = new Point(ActualArea.PointToValue(ActualXAxis, point), ActualArea.PointToValue(ActualYAxis, point));
double range = Math.Round(point.X);
{
var count = this.YCollection.Count;
if (range <= xEnd && range >= xStart && range < count && range >= 0)
{
x = range;
}
}
}
}
else
{
IList <double> xValues = this.ActualXValues as IList <double>;
nearPoint.X = ActualXAxis.VisibleRange.Start;
if (IsSideBySide)
{
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
nearPoint.X = ActualXAxis.VisibleRange.Start + sbsInfo.Start;
}
point = new Point(ActualArea.PointToValue(ActualXAxis, point), ActualArea.PointToValue(ActualYAxis, point));
for (int i = 0; i < DataCount; i++)
{
double x1 = xValues[i];
double y1 = 0d;
if (this.ActualXAxis is LogarithmicAxis)
{
var logAxis = ActualXAxis as LogarithmicAxis;
if (Math.Abs(point.X - x1) <= Math.Abs(point.X - nearPoint.X) &&
(Math.Log(point.X, logAxis.LogarithmicBase) > ActualXAxis.VisibleRange.Start &&
Math.Log(point.X, logAxis.LogarithmicBase) < ActualXAxis.VisibleRange.End))
{
nearPoint = new Point(x1, y1);
x = xValues[i];
}
}
else if (Math.Abs((point.X - x1)) <= Math.Abs((point.X - nearPoint.X)) &&
(point.X > ActualXAxis.VisibleRange.Start) && (point.X < ActualXAxis.VisibleRange.End))
{
nearPoint = new Point(x1, y1);
x = xValues[i];
}
}
}
}
private void OnCalculateSegmentValues(
out double x1,
out double x2,
out double y1,
out double y2,
int i,
double origin,
double xVal)
{
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
#region Datapoint calculation
x1 = xVal + sbsInfo.Start;
x2 = xVal + sbsInfo.End;
if (i == 0)
{
if (YValues[i] >= 0)
{
y1 = YValues[i];
y2 = origin;
}
else if (double.IsNaN(YValues[i]))
{
y2 = origin;
y1 = origin;
}
else
{
y2 = YValues[i];
y1 = origin;
}
}
else
{
WaterfallSegment prevSegment = Segments[i - 1] as WaterfallSegment;
// Positive value calculation
if (YValues[i] >= 0)
{
if (YValues[i - 1] >= 0 || prevSegment.SegmentType == WaterfallSegmentType.Sum)
{
y1 = YValues[i] + prevSegment.Top;
y2 = prevSegment.Top;
}
else if (double.IsNaN(YValues[i - 1]))
{
y1 = YValues[i] == 0 ? prevSegment.Bottom
: prevSegment.Bottom + YValues[i];
y2 = prevSegment.Bottom;
}
else
{
y1 = YValues[i] + prevSegment.Bottom;
y2 = prevSegment.Bottom;
}
}
else if (double.IsNaN(YValues[i]))
{
// Empty value calculation
if (YValues[i - 1] >= 0 || prevSegment.SegmentType == WaterfallSegmentType.Sum)
{
y1 = y2 = prevSegment.Top;
}
else
{
y1 = y2 = prevSegment.Bottom;
}
}
else
{
// Negative value calculation
if (YValues[i - 1] >= 0 || prevSegment.SegmentType == WaterfallSegmentType.Sum)
{
y1 = prevSegment.Top;
y2 = YValues[i] + prevSegment.Top;
}
else
{
y1 = prevSegment.Bottom;
y2 = YValues[i] + prevSegment.Bottom;
}
}
}
#endregion
}
/// <summary>
/// This method is used to gets the selected data point segment pixel positions
/// </summary>
internal void GenerateStackingBarPixels()
{
WriteableBitmap bmp = Area.fastRenderSurface;
ChartTransform.ChartCartesianTransformer cartesianTransformer = CreateTransformer(
new Size(
Area.SeriesClipRect.Width,
Area.SeriesClipRect.Height),
true) as ChartTransform.ChartCartesianTransformer;
bool isLogarithmic = cartesianTransformer.XAxis.IsLogarithmic || cartesianTransformer.YAxis.IsLogarithmic;
bool x_isInversed = cartesianTransformer.XAxis.IsInversed;
bool y_isInversed = cartesianTransformer.YAxis.IsInversed;
double x1ChartVal, x2ChartVal, y1ChartVal, y2ChartVal;
double xStart, xEnd, yStart, yEnd, width, height, left, top;
int i = dataPoint.Index;
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
List <double> xValues = GetStackingSeriesXValues(this);
if (!this.IsIndexed)
{
x1ChartVal = xValues[i] + sbsInfo.Start;
x2ChartVal = xValues[i] + sbsInfo.End;
y1ChartVal = YRangeEndValues[i];
y2ChartVal = YRangeStartValues[i];
}
else
{
x1ChartVal = i + sbsInfo.Start;
x2ChartVal = i + sbsInfo.End;
y1ChartVal = YRangeEndValues[i];
y2ChartVal = YRangeStartValues[i];
}
xStart = cartesianTransformer.XAxis.VisibleRange.Start;
xEnd = cartesianTransformer.XAxis.VisibleRange.End;
yStart = cartesianTransformer.YAxis.VisibleRange.Start;
yEnd = cartesianTransformer.YAxis.VisibleRange.End;
width = cartesianTransformer.XAxis.RenderedRect.Height;
height = cartesianTransformer.YAxis.RenderedRect.Width;
// WPF-14441 - Calculating Bar Position for the Series
left = Area.SeriesClipRect.Right - cartesianTransformer.YAxis.RenderedRect.Right;
top = Area.SeriesClipRect.Bottom - cartesianTransformer.XAxis.RenderedRect.Bottom;
Size availableSize = new Size(width, height);
if (x_isInversed)
{
double temp = xStart;
xStart = xEnd;
xEnd = temp;
}
if (y_isInversed)
{
double temp = yStart;
yStart = yEnd;
yEnd = temp;
}
float x1Value = 0, x2Value = 0, y1Value = 0, y2Value = 0;
// Removed the screen point calculation methods and added the point to value method.
if (!isLogarithmic)
{
double x1Val = x_isInversed
? x2ChartVal < xEnd ? xEnd : x2ChartVal
: x1ChartVal < xStart ? xStart : x1ChartVal;
double x2Val = x_isInversed
? x1ChartVal > xStart ? xStart : x1ChartVal
: x2ChartVal > xEnd ? xEnd : x2ChartVal;
double y1Val = y_isInversed
? y2ChartVal > yStart ? yStart : y2ChartVal <yEnd?yEnd : y2ChartVal
: y1ChartVal> yEnd ? yEnd : y1ChartVal < yStart ? yStart : y1ChartVal;
double y2Val = y_isInversed
? y1ChartVal <yEnd?yEnd : y1ChartVal> yStart ? yStart : y1ChartVal
: y2ChartVal <yStart?yStart : y2ChartVal> yEnd ? yEnd : y2ChartVal;
x1Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x1Val));
x2Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x2Val));
y1Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y1Val)));
y2Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y2Val)));
}
else
{
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
double yBase = cartesianTransformer.YAxis.IsLogarithmic ? (cartesianTransformer.YAxis as LogarithmicAxis).LogarithmicBase : 1;
double logx1 = xBase == 1 ? x1ChartVal : Math.Log(x1ChartVal, xBase);
double logx2 = xBase == 1 ? x2ChartVal : Math.Log(x2ChartVal, xBase);
double logy1 = yBase == 1 ? y1ChartVal : Math.Log(y1ChartVal, yBase);
double logy2 = yBase == 1 ? y2ChartVal : Math.Log(y2ChartVal, yBase);
double x1Val = x_isInversed ? logx2 < xEnd ? xEnd : logx2 : logx1 < xStart ? xStart : logx1;
double x2Val = x_isInversed ? logx1 > xStart ? xStart : logx1 : logx2 > xEnd ? xEnd : logx2;
double y1Val = y_isInversed
? logy2 > yStart ? yStart : logy2 <yEnd?yEnd : logy2
: logy1> yEnd ? yEnd : logy1 < yStart ? yStart : logy1;
double y2Val = y_isInversed
? logy1 <yEnd?yEnd : logy1> yStart ? yStart : logy1
: logy2 <yStart?yStart : logy2> yEnd ? yEnd : logy2;
x1Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x1Val));
x2Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x2Val));
y1Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y1Val)));
y2Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y2Val)));
}
float x1 = 0, x2, y1, y2, diff = 0;
width = (int)Area.SeriesClipRect.Width;
height = (int)Area.SeriesClipRect.Height;
x1 = x1Value;
x2 = x2Value;
y1 = y1ChartVal > 0 ? y1Value : y2Value;
y2 = y1ChartVal > 0 ? y2Value : y1Value;
var spacingSegment = this as ISegmentSpacing;
if (spacingSegment != null)
{
double spacing = spacingSegment.SegmentSpacing;
if (spacing > 0 && spacing <= 1)
{
double leftpos = spacingSegment.CalculateSegmentSpacing(spacing, x1, x2);
double rightpos = spacingSegment.CalculateSegmentSpacing(spacing, x2, x1);
x2 = (float)leftpos;
x1 = (float)rightpos;
}
}
diff = x2 - x1;
selectedSegmentPixels.Clear();
if (y1 < y2)
{
selectedSegmentPixels = bmp.GetRectangle(
(int)width,
(int)height,
(int)(width - y2),
(int)(height - x1 - diff),
(int)(width - y1),
(int)(height - x1),
selectedSegmentPixels);
}
else
{
selectedSegmentPixels = bmp.GetRectangle(
(int)width,
(int)height,
(int)(width - y1),
(int)(height - x1 - diff),
(int)(width - y2),
(int)(height - x1),
selectedSegmentPixels);
}
}
/// <summary>
/// Creates the segments of CandleSeries.
/// </summary>
public override void CreateSegments()
{
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
double center = sbsInfo.Median;
List <double> xValues = null;
if (ActualXAxis is CategoryAxis && !(ActualXAxis as CategoryAxis).IsIndexed)
{
xValues = GroupedXValuesIndexes;
}
else
{
xValues = GetXValues();
}
IList <double> values = GetComparisionModeValues();
if (xValues != null)
{
ClearUnUsedSegments(this.DataCount);
if (AdornmentsInfo != null)
{
if (AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.TopAndBottom)
{
ClearUnUsedAdornments(this.DataCount * 4);
}
else
{
ClearUnUsedAdornments(this.DataCount * 2);
}
}
if (this.ActualXAxis is CategoryAxis && (!(this.ActualXAxis as CategoryAxis).IsIndexed))
{
Segments.Clear();
Adornments.Clear();
for (int i = 0; i < xValues.Count; i++)
{
if (i < xValues.Count && GroupedSeriesYValues[0].Count > i)
{
double x1 = xValues[i] + sbsInfo.Start;
double x2 = xValues[i] + sbsInfo.End;
double y1 = GroupedSeriesYValues[2][i];
double y2 = GroupedSeriesYValues[3][i];
bool isbull = false;
if (i == 0 || this.ComparisonMode == FinancialPrice.None)
{
isbull = GroupedSeriesYValues[3][i] > GroupedSeriesYValues[2][i];
}
else
{
isbull = values[i] >= values[i - 1];
}
ChartPoint cdpBottomLeft = new ChartPoint(x1, y1);
ChartPoint cdpRightTop = new ChartPoint(x2, y2);
ChartPoint hipoint = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[0][i]);
ChartPoint lopoint = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[1][i]);
var segment = new CandleSegment();
segment.Series = this;
segment.BullFillColor = BullFillColor;
segment.BearFillColor = BearFillColor;
segment.Item = ActualData[i];
segment.SetData(cdpBottomLeft, cdpRightTop, hipoint, lopoint, isbull);
segment.High = GroupedSeriesYValues[0][i];
segment.Low = GroupedSeriesYValues[1][i];
segment.Open = GroupedSeriesYValues[2][i];
segment.Close = GroupedSeriesYValues[3][i];
Segments.Add(segment);
if (AdornmentsInfo != null)
{
AddAdornments(xValues[i], hipoint, lopoint, cdpBottomLeft, cdpBottomLeft, cdpRightTop, cdpRightTop, i, 0);
}
}
}
}
else
{
for (int i = 0; i < DataCount; i++)
{
double x1 = xValues[i] + sbsInfo.Start;
double x2 = xValues[i] + sbsInfo.End;
double y1 = OpenValues[i];
double y2 = CloseValues[i];
bool isbull = false;
if (i == 0 || this.ComparisonMode == FinancialPrice.None)
{
isbull = CloseValues[i] > OpenValues[i];
}
else
{
isbull = values[i] >= values[i - 1];
}
ChartPoint cdpBottomLeft = new ChartPoint(x1, y1);
ChartPoint cdpRightTop = new ChartPoint(x2, y2);
ChartPoint hipoint = new ChartPoint(xValues[i] + center, HighValues[i]);
ChartPoint lopoint = new ChartPoint(xValues[i] + center, LowValues[i]);
if (i < Segments.Count)
{
(Segments[i]).SetData(cdpBottomLeft, cdpRightTop, hipoint, lopoint, isbull);
(Segments[i] as CandleSegment).High = HighValues[i];
(Segments[i] as CandleSegment).Low = LowValues[i];
(Segments[i] as CandleSegment).Open = OpenValues[i];
(Segments[i] as CandleSegment).Close = CloseValues[i];
Segments[i].Item = ActualData[i];
}
else
{
var segment = new CandleSegment();
segment.Series = this;
segment.BullFillColor = BullFillColor;
segment.BearFillColor = BearFillColor;
segment.Item = ActualData[i];
segment.SetData(cdpBottomLeft, cdpRightTop, hipoint, lopoint, isbull);
segment.High = HighValues[i];
segment.Low = LowValues[i];
segment.Open = OpenValues[i];
segment.Close = CloseValues[i];
Segments.Add(segment);
}
if (AdornmentsInfo != null)
{
AddAdornments(xValues[i], hipoint, lopoint, cdpBottomLeft, cdpBottomLeft, cdpRightTop, cdpRightTop, i, 0);
}
}
}
if (ShowEmptyPoints)
{
UpdateEmptyPointSegments(xValues, true);
}
}
}
protected internal override double CalculateNiceInterval(DoubleRange actualRange, Size availableSize)
{
DateTime dateTimeMin = actualRange.Start.FromOADate();
DateTime dateTimeMax = actualRange.End.FromOADate();
TimeSpan timeSpan = dateTimeMax.Subtract(dateTimeMin);
double interval = 0;
switch (IntervalType)
{
case DateTimeIntervalType.Years:
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays / 365), availableSize);
break;
case DateTimeIntervalType.Months:
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays / 30), availableSize);
break;
case DateTimeIntervalType.Days:
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays), availableSize);
break;
case DateTimeIntervalType.Hours:
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalHours), availableSize);
break;
case DateTimeIntervalType.Minutes:
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalMinutes), availableSize);
break;
case DateTimeIntervalType.Seconds:
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalSeconds), availableSize);
break;
case DateTimeIntervalType.Milliseconds:
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalMilliseconds), availableSize);
break;
case DateTimeIntervalType.Auto:
interval = actualRange.Delta / GetActualDesiredIntervalsCount(availableSize);
if (interval <= base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays / 365), availableSize))
{
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays / 365), availableSize);
ActualIntervalType = DateTimeIntervalType.Years;
}
else if (interval <= base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays / 30), availableSize))
{
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays / 30), availableSize);
ActualIntervalType = DateTimeIntervalType.Months;
}
else if (interval <= base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays), availableSize))
{
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalDays), availableSize);
ActualIntervalType = DateTimeIntervalType.Days;
}
else if (interval <= base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalHours), availableSize))
{
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalHours), availableSize);
ActualIntervalType = DateTimeIntervalType.Hours;
}
else if (interval <= base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalMinutes), availableSize))
{
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalMinutes), availableSize);
ActualIntervalType = DateTimeIntervalType.Minutes;
}
else if (interval <= base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalSeconds), availableSize))
{
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalSeconds), availableSize);
ActualIntervalType = DateTimeIntervalType.Seconds;
}
else if (interval <= base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalMilliseconds), availableSize))
{
interval = base.CalculateNiceInterval(new DoubleRange(0, timeSpan.TotalMilliseconds), availableSize);
ActualIntervalType = DateTimeIntervalType.Milliseconds;
}
break;
}
return(Math.Max(1d, interval));
}
/// <summary>
/// This method used to get the chart data at an index.
/// </summary>
/// <param name="mousePos"></param>
/// <returns></returns>
internal override void GeneratePixels()
{
WriteableBitmap bmp = Area.fastRenderSurface;
ChartTransform.ChartCartesianTransformer cartesianTransformer = CreateTransformer(new Size(Area.SeriesClipRect.Width,
Area.SeriesClipRect.Height),
true) as ChartTransform.ChartCartesianTransformer;
bool x_isInversed = cartesianTransformer.XAxis.IsInversed;
bool y_isInversed = cartesianTransformer.YAxis.IsInversed;
DoubleRange sbsInfo = GetSideBySideInfo(this);
double center = sbsInfo.Median;
double Left = sbsInfo.Start;
double Right = sbsInfo.End;
double xChartValue = dataPoint.XData;
double yOpenChartValue = dataPoint.Open;
double yCloseChartValue = dataPoint.Close;
double yHighChartValue = dataPoint.High;
double yLowChartValue = dataPoint.Low;
int i = dataPoint.Index;
float xValue, yHiValue, yLoValue, yOpenStartValue, yOpenEndValue, yCloseValue, yCloseEndValue;
double spacing = (this as ISegmentSpacing).SegmentSpacing;
double leftpos = (this as ISegmentSpacing).CalculateSegmentSpacing(spacing, Right, Left);
double rightpos = (this as ISegmentSpacing).CalculateSegmentSpacing(spacing, Left, Right);
if (spacing > 0 && spacing <= 1)
{
Left = leftpos;
Right = rightpos;
}
double highValue = yHighChartValue;
double lowValue = yLowChartValue;
var alignedValues = Segments[0].AlignHiLoSegment(yOpenChartValue, yCloseChartValue, highValue, lowValue);
highValue = alignedValues[0];
lowValue = alignedValues[1];
if (IsIndexed)
{
Point hiPoint = cartesianTransformer.TransformToVisible(i + center, highValue);
Point loPoint = cartesianTransformer.TransformToVisible(xChartValue + center, lowValue);
Point startopenpoint = cartesianTransformer.TransformToVisible(xChartValue + center, yOpenChartValue);
Point endopenpoint = cartesianTransformer.TransformToVisible(xChartValue + Left, yOpenChartValue);
Point endclosepoint = cartesianTransformer.TransformToVisible(i + Right, yCloseChartValue);
if (!IsActualTransposed)
{
xValue = (float)hiPoint.X;
yHiValue = (float)hiPoint.Y;
yLoValue = (float)loPoint.Y;
yOpenStartValue = (float)startopenpoint.Y;
yOpenEndValue = (float)endopenpoint.X;
yCloseValue = (float)endclosepoint.Y;
yCloseEndValue = (float)endclosepoint.X;
}
else
{
xValue = (float)hiPoint.Y;
yHiValue = (float)hiPoint.X;
yLoValue = (float)loPoint.X;
yOpenStartValue = (float)startopenpoint.X;
yOpenEndValue = (float)endopenpoint.Y;
yCloseValue = (float)endclosepoint.X;
yCloseEndValue = (float)endclosepoint.Y;
}
}
else
{
Point hiPoint = cartesianTransformer.TransformToVisible(xChartValue + center, highValue);
Point loPoint = cartesianTransformer.TransformToVisible(xChartValue + center, lowValue);
Point startopenpoint = cartesianTransformer.TransformToVisible(xChartValue + center, yOpenChartValue);
Point endopenpoint = cartesianTransformer.TransformToVisible(xChartValue + Left, yOpenChartValue);
Point endclosepoint = cartesianTransformer.TransformToVisible(xChartValue + Right, yCloseChartValue);
if (!IsActualTransposed)
{
xValue = (float)hiPoint.X;
yHiValue = (float)hiPoint.Y;
yLoValue = (float)loPoint.Y;
yOpenStartValue = (float)startopenpoint.Y;
yOpenEndValue = (float)endopenpoint.X;
yCloseValue = (float)endclosepoint.Y;
yCloseEndValue = (float)endclosepoint.X;
}
else
{
xValue = (float)hiPoint.Y;
yHiValue = (float)hiPoint.X;
yLoValue = (float)loPoint.X;
yOpenStartValue = (float)startopenpoint.X;
yOpenEndValue = (float)endopenpoint.Y;
yCloseValue = (float)endclosepoint.X;
yCloseEndValue = (float)endclosepoint.Y;
}
}
int width = (int)Area.SeriesClipRect.Width;
int height = (int)Area.SeriesClipRect.Height;
int leftThickness = (int)StrokeThickness / 2;
int rightThickness = (int)(StrokeThickness % 2 == 0
? (StrokeThickness / 2) : StrokeThickness / 2 + 1);
selectedSegmentPixels.Clear();
float xStart = 0;
float yStart = 0;
float yEnd = 0;
float yOpen = 0;
float yOpenEnd = 0;
float yClose = 0;
float yCloseEnd = 0;
int leftOffset, rightOffset;
xStart = xValue;
yStart = y_isInversed ? yLoValue : yHiValue;
yEnd = y_isInversed ? yHiValue : yLoValue;
yOpen = x_isInversed ? yCloseValue : yOpenStartValue;
yOpenEnd = x_isInversed ? yCloseEndValue : yOpenEndValue;
yClose = x_isInversed ? yOpenStartValue : yCloseValue;
yCloseEnd = x_isInversed ? yOpenEndValue : yCloseEndValue;
if (!IsActualTransposed)
{
leftOffset = (int)xStart - leftThickness;
rightOffset = (int)xStart + rightThickness;
selectedSegmentPixels = bmp.GetRectangle(width, height, leftOffset, (int)yStart, rightOffset, (int)yEnd, selectedSegmentPixels);
leftOffset = (int)yOpen - leftThickness;
rightOffset = (int)yOpen + rightThickness;
selectedSegmentPixels = bmp.GetRectangle(width, height, (int)yOpenEnd, leftOffset, (int)xStart - leftThickness, (int)rightOffset, selectedSegmentPixels);
leftOffset = (int)yClose - leftThickness;
rightOffset = (int)yClose + rightThickness;
selectedSegmentPixels = bmp.GetRectangle(width, height, (int)xStart + leftThickness, leftOffset, (int)yCloseEnd, (int)rightOffset, selectedSegmentPixels);
}
else
{
leftOffset = (int)xStart - leftThickness;
rightOffset = (int)xStart + rightThickness;
selectedSegmentPixels = bmp.GetRectangle(width, height, (int)yEnd, (int)leftOffset, (int)yStart, (int)rightOffset, selectedSegmentPixels);
leftOffset = (int)yOpen - leftThickness;
rightOffset = (int)yOpen + rightThickness;
selectedSegmentPixels = bmp.GetRectangle(width, height, leftOffset, (int)xStart + leftThickness, (int)rightOffset, (int)yOpenEnd, selectedSegmentPixels);
leftOffset = (int)yClose - leftThickness;
rightOffset = (int)yClose + rightThickness;
selectedSegmentPixels = bmp.GetRectangle(width, height, leftOffset, (int)yCloseEnd, (int)rightOffset, (int)xStart - leftThickness, selectedSegmentPixels);
}
}
protected override DoubleRange CalculateActualRange()
{
if (ActualRange.IsEmpty) // Executes when Minimum and Maximum aren't set.
{
DoubleRange range = base.CalculateActualRange();
// Execute when include the annotion range for Auto Range
if (IncludeAnnotationRange)
{
foreach (var annotation in (Area as SfChart).Annotations)
{
if (Orientation == Orientation.Vertical && annotation.CoordinateUnit == CoordinateUnit.Axis && annotation.YAxis == this)
{
range += new DoubleRange(
Annotation.ConvertData(annotation.Y1, this),
annotation is TextAnnotation ?
Annotation.ConvertData(annotation.Y1, this) : annotation is ImageAnnotation ?
Annotation.ConvertData((annotation as ImageAnnotation).Y2, this) :
Annotation.ConvertData((annotation as ShapeAnnotation).Y2, this));
}
else if (Orientation == Orientation.Horizontal && annotation.CoordinateUnit == CoordinateUnit.Axis && annotation.XAxis == this)
{
range += new DoubleRange(
Annotation.ConvertData(annotation.X1, this),
annotation is TextAnnotation ?
Annotation.ConvertData(annotation.X1, this) : annotation is ImageAnnotation ?
Annotation.ConvertData((annotation as ImageAnnotation).X2, this) :
Annotation.ConvertData((annotation as ShapeAnnotation).X2, this));
}
}
}
return(range);
}
else if (Minimum != null && Maximum != null) // Executes when Minimum and Maximum are set.
{
return(ActualRange);
}
else
{
// Executes when either Minimum or Maximum is set.
DoubleRange range = base.CalculateActualRange();
if (StartRangeFromZero && range.Start > 0)
{
return(new DoubleRange(0, range.End));
}
else if (Minimum != null)
{
return(new DoubleRange(ActualRange.Start, double.IsNaN(range.End) ? ActualRange.Start + 1 : range.End));
}
else if (Maximum != null)
{
return(new DoubleRange(double.IsNaN(range.Start) ? ActualRange.End - 1 : range.Start, ActualRange.End));
}
else
{
if (IncludeAnnotationRange)
{
foreach (var annotation in (Area as SfChart).Annotations)
{
if (Orientation == Orientation.Vertical && annotation.CoordinateUnit == CoordinateUnit.Axis && annotation.YAxis == this)
{
range += new DoubleRange(
Annotation.ConvertData(annotation.Y1, this), annotation is TextAnnotation ?
Annotation.ConvertData(annotation.Y1, this) : annotation is ImageAnnotation ?
Annotation.ConvertData((annotation as ImageAnnotation).Y2, this) :
Annotation.ConvertData((annotation as ShapeAnnotation).Y2, this));
}
else if (Orientation == Orientation.Horizontal && annotation.CoordinateUnit == CoordinateUnit.Axis && annotation.XAxis == this)
{
range += new DoubleRange(
Annotation.ConvertData(annotation.X1, this), annotation is TextAnnotation ?
Annotation.ConvertData(annotation.X1, this) : annotation is ImageAnnotation ?
Annotation.ConvertData((annotation as ImageAnnotation).X2, this) :
Annotation.ConvertData((annotation as ShapeAnnotation).X2, this));
}
}
}
return(range);
}
}
}
/// <summary>
/// Creates the segments of FastHiLoOpenCloseBitmapSeries
/// </summary>
public override void CreateSegments()
{
List <double> xValues = null;
var isGrouped = ActualXAxis is CategoryAxis && !(ActualXAxis as CategoryAxis).IsIndexed;
if (isGrouped)
{
xValues = GroupedXValuesIndexes;
}
else
{
xValues = GetXValues();
}
if (xValues != null)
{
if (isGrouped)
{
Segments.Clear();
Adornments.Clear();
if (Segment == null || Segments.Count == 0)
{
FastHiLoOpenCloseSegment segment = new FastHiLoOpenCloseSegment(xValues, GroupedSeriesYValues[0], GroupedSeriesYValues[1], GroupedSeriesYValues[2], GroupedSeriesYValues[3], this);
segment.Series = this;
segment.Item = ActualData;
segment.SetData(xValues, GroupedSeriesYValues[0], GroupedSeriesYValues[1], GroupedSeriesYValues[2], GroupedSeriesYValues[3]);
Segment = segment;
this.Segments.Add(Segment);
}
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
double median = sbsInfo.Delta / 2;
double center = sbsInfo.Median;
double Left = sbsInfo.Start;
double Right = sbsInfo.End;
double leftpos = (this as ISegmentSpacing).CalculateSegmentSpacing(SegmentSpacing, Right, Left);
double rightpos = (this as ISegmentSpacing).CalculateSegmentSpacing(SegmentSpacing, Left, Right);
if (SegmentSpacing > 0 && SegmentSpacing <= 1)
{
Left = leftpos;
Right = rightpos;
}
for (int i = 0; i < xValues.Count; i++)
{
if (i < xValues.Count && GroupedSeriesYValues[0].Count > i)
{
ChartPoint highPt = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[0][i]);
ChartPoint lowPt = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[1][i]);
ChartPoint startOpenPt = new ChartPoint(xValues[i] + Left, GroupedSeriesYValues[2][i]);
ChartPoint endOpenPt = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[2][i]);
ChartPoint startClosePt = new ChartPoint(xValues[i] + Right, GroupedSeriesYValues[3][i]);
ChartPoint endClosePt = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[3][i]);
if (AdornmentsInfo != null)
{
AddAdornments(xValues[i], highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, i, median);
}
}
}
}
else
{
if (AdornmentsInfo != null)
{
if (AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.TopAndBottom)
{
ClearUnUsedAdornments(this.DataCount * 4);
}
else
{
ClearUnUsedAdornments(this.DataCount * 2);
}
}
if (Segment == null || Segments.Count == 0)
{
FastHiLoOpenCloseSegment segment = new FastHiLoOpenCloseSegment(xValues, HighValues, LowValues, OpenValues, CloseValues, this);
segment.Series = this;
segment.Item = ActualData;
segment.SetData(xValues, HighValues, LowValues, OpenValues, CloseValues);
Segment = segment;
this.Segments.Add(Segment);
}
else if (xValues != null)
{
(Segment as FastHiLoOpenCloseSegment).Item = ActualData;
(Segment as FastHiLoOpenCloseSegment).SetData(xValues, HighValues, LowValues, OpenValues, CloseValues);
}
if (AdornmentsInfo != null)
{
if (AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.TopAndBottom)
{
ClearUnUsedAdornments(this.DataCount * 4);
}
else
{
ClearUnUsedAdornments(this.DataCount * 2);
}
}
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
double median = sbsInfo.Delta / 2;
double center = sbsInfo.Median;
double Left = sbsInfo.Start;
double Right = sbsInfo.End;
double leftpos = (this as ISegmentSpacing).CalculateSegmentSpacing(SegmentSpacing, Right, Left);
double rightpos = (this as ISegmentSpacing).CalculateSegmentSpacing(SegmentSpacing, Left, Right);
if (SegmentSpacing > 0 && SegmentSpacing <= 1)
{
Left = leftpos;
Right = rightpos;
}
for (int i = 0; i < this.DataCount; i++)
{
ChartPoint highPt = new ChartPoint(xValues[i] + center, HighValues[i]);
ChartPoint lowPt = new ChartPoint(xValues[i] + center, LowValues[i]);
ChartPoint startOpenPt = new ChartPoint(xValues[i] + Left, OpenValues[i]);
ChartPoint endOpenPt = new ChartPoint(xValues[i] + center, OpenValues[i]);
ChartPoint startClosePt = new ChartPoint(xValues[i] + Right, CloseValues[i]);
ChartPoint endClosePt = new ChartPoint(xValues[i] + center, CloseValues[i]);
if (AdornmentsInfo != null)
{
AddAdornments(xValues[i], highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, i, median);
}
}
}
}
}
/// <summary>
/// Excludes the specified range.
/// </summary>
/// <param name="range">The range.</param>
/// <param name="excluder">The excluder.</param>
/// <param name="leftRange">The left range.</param>
/// <param name="rightRange">The right range.</param>
/// <returns>True if empty</returns>
public static bool Exclude(DoubleRange range, DoubleRange excluder, out DoubleRange leftRange, out DoubleRange rightRange)
{
leftRange = DoubleRange.Empty;
rightRange = DoubleRange.Empty;
if (!(range.IsEmpty || excluder.IsEmpty))
{
if (excluder.m_end < range.m_start)
{
if (excluder.m_end > range.m_start)
{
leftRange = new DoubleRange(excluder.m_start, range.m_start);
}
else
{
leftRange = excluder;
}
}
if (excluder.m_end > range.m_end)
{
if (excluder.m_start < range.m_end)
{
rightRange = new DoubleRange(range.m_end, excluder.m_end);
}
else
{
rightRange = excluder;
}
}
}
return(!(leftRange.IsEmpty && rightRange.IsEmpty));
}
/// <summary>
/// Creates the segments of HiLoOpenCloseSeries
/// </summary>
public override void CreateSegments()
{
List <double> xValues = null;
bool isGrouping = this.ActualXAxis is CategoryAxis ? (this.ActualXAxis as CategoryAxis).IsIndexed : true;
if (!isGrouping)
{
xValues = GroupedXValuesIndexes;
}
else
{
xValues = GetXValues();
}
IList <double> values = GetComparisionModeValues();
bool isBull = false;
if (xValues != null)
{
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
double median = sbsInfo.Delta / 2;
double center = sbsInfo.Median;
double Left = sbsInfo.Start;
double Right = sbsInfo.End;
double leftpos = (this as ISegmentSpacing).CalculateSegmentSpacing(SegmentSpacing, Right, Left);
double rightpos = (this as ISegmentSpacing).CalculateSegmentSpacing(SegmentSpacing, Left, Right);
if (SegmentSpacing > 0 && SegmentSpacing <= 1)
{
Left = leftpos;
Right = rightpos;
}
if (!isGrouping)
{
Segments.Clear();
Adornments.Clear();
for (int i = 0; i < xValues.Count; i++)
{
ChartPoint highPt = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[0][i]);
ChartPoint lowPt = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[1][i]);
ChartPoint startOpenPt = new ChartPoint(xValues[i] + Left, GroupedSeriesYValues[2][i]);
ChartPoint endOpenPt = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[2][i]);
ChartPoint startClosePt = new ChartPoint(xValues[i] + Right, GroupedSeriesYValues[3][i]);
ChartPoint endClosePt = new ChartPoint(xValues[i] + center, GroupedSeriesYValues[3][i]);
if (i == 0 || this.ComparisonMode == FinancialPrice.None)
{
isBull = GroupedSeriesYValues[2][i] < GroupedSeriesYValues[3][i];
}
else
{
isBull = values[i] >= values[i - 1];
}
HiLoOpenCloseSegment hiloOpenClose = new HiLoOpenCloseSegment(highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, isBull, this, ActualData[i]);
hiloOpenClose.SetData(highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, isBull);
hiloOpenClose.BullFillColor = BullFillColor;
hiloOpenClose.BearFillColor = BearFillColor;
hiloOpenClose.High = GroupedSeriesYValues[0][i];
hiloOpenClose.Low = GroupedSeriesYValues[1][i];
hiloOpenClose.Open = GroupedSeriesYValues[2][i];
hiloOpenClose.Close = GroupedSeriesYValues[3][i];
hiloOpenClose.Item = ActualData[i];
Segments.Add(hiloOpenClose);
if (AdornmentsInfo != null)
{
AddAdornments(xValues[i], highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, i, median);
}
}
}
else
{
if (Segments.Count > this.DataCount)
{
ClearUnUsedSegments(this.DataCount);
}
if (AdornmentsInfo != null)
{
if (AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.TopAndBottom)
{
ClearUnUsedAdornments(this.DataCount * 4);
}
else
{
ClearUnUsedAdornments(this.DataCount * 2);
}
}
for (int i = 0; i < this.DataCount; i++)
{
ChartPoint highPt = new ChartPoint(xValues[i] + center, HighValues[i]);
ChartPoint lowPt = new ChartPoint(xValues[i] + center, LowValues[i]);
ChartPoint startOpenPt = new ChartPoint(xValues[i] + Left, OpenValues[i]);
ChartPoint endOpenPt = new ChartPoint(xValues[i] + center, OpenValues[i]);
ChartPoint startClosePt = new ChartPoint(xValues[i] + Right, CloseValues[i]);
ChartPoint endClosePt = new ChartPoint(xValues[i] + center, CloseValues[i]);
if (i == 0 || this.ComparisonMode == FinancialPrice.None)
{
isBull = OpenValues[i] < CloseValues[i];
}
else
{
isBull = values[i] >= values[i - 1];
}
if (i < Segments.Count)
{
Segments[i].Item = ActualData[i];
(Segments[i]).SetData(highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, isBull);
(Segments[i] as HiLoOpenCloseSegment).High = HighValues[i];
(Segments[i] as HiLoOpenCloseSegment).Low = LowValues[i];
(Segments[i] as HiLoOpenCloseSegment).Open = OpenValues[i];
(Segments[i] as HiLoOpenCloseSegment).Close = CloseValues[i];
}
else
{
HiLoOpenCloseSegment hiloOpenClose = new HiLoOpenCloseSegment(highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, isBull, this, ActualData[i]);
hiloOpenClose.SetData(highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, isBull);
hiloOpenClose.BullFillColor = BullFillColor;
hiloOpenClose.BearFillColor = BearFillColor;
hiloOpenClose.High = HighValues[i];
hiloOpenClose.Low = LowValues[i];
hiloOpenClose.Open = OpenValues[i];
hiloOpenClose.Close = CloseValues[i];
hiloOpenClose.Item = ActualData[i];
Segments.Add(hiloOpenClose);
}
if (AdornmentsInfo != null)
{
AddAdornments(xValues[i], highPt, lowPt, startOpenPt, endOpenPt, startClosePt, endClosePt, i, median);
}
}
}
if (ShowEmptyPoints)
{
UpdateEmptyPointSegments(xValues, true);
}
}
}
/// <summary>
/// Apply padding based on interval
/// </summary>
/// <param name="axis">The axis.</param>
/// <param name="range">The range.</param>
/// <param name="interval">The interval.</param>
/// <param name="rangePadding">The range padding.</param>
/// <returns></returns>
internal static DoubleRange ApplyRangePadding(ChartAxis axis, DoubleRange range, double interval, NumericalPadding rangePadding)
{
if (rangePadding == NumericalPadding.Normal)
{
double minimum = 0,
remaining,
start = range.Start;
if (range.Start < 0)
{
start = 0;
minimum = range.Start + (range.Start / 20);
remaining = interval + (minimum % interval);
if ((0.365 * interval) >= remaining)
{
minimum -= interval;
}
if (minimum % interval < 0)
{
minimum = (minimum - interval) - (minimum % interval);
}
}
else
{
minimum = range.Start < ((5.0 / 6.0) * range.End)
? 0
: (range.Start - (range.End - range.Start) / 2);
if (minimum % interval > 0)
{
minimum -= (minimum % interval);
}
}
double maximum = (range.End + (range.End - start) / 20);
remaining = interval - (maximum % interval);
if ((0.365 * interval) >= remaining)
{
maximum += interval;
}
if (maximum % interval > 0)
{
maximum = (maximum + interval) - (maximum % interval);
}
range = new DoubleRange(minimum, maximum);
if (minimum == 0d)
{
axis.ActualInterval = axis.CalculateActualInterval(range, axis.AvailableSize);
return(new DoubleRange(0, Math.Ceiling(maximum / axis.ActualInterval) * axis.ActualInterval));
}
}
else if (rangePadding == NumericalPadding.Round ||
rangePadding == NumericalPadding.Additional)
{
double minimum = Math.Floor(range.Start / interval) * interval;
double maximum = Math.Ceiling(range.End / interval) * interval;
if (rangePadding == NumericalPadding.Additional)
{
minimum -= interval;
maximum += interval;
}
return(new DoubleRange(minimum, maximum));
}
return(range);
}
/// <summary>
/// Calculates actual interval
/// </summary>
/// <param name="range">The Range</param>
/// <param name="availableSize">The Available Size</param>
/// <returns>Actual Interval</returns>
protected internal override double CalculateActualInterval(DoubleRange range, Size availableSize)
{
return(CategoryAxisHelper.CalculateActualInterval(this, range, availableSize, this.Interval));
}
/// <summary>
/// Calculates nice interval.
/// </summary>
/// <param name="actualRange">The Actual Range</param>
/// <param name="availableSize">The Available Range</param>
/// <returns>Returns the calculated nice interval.</returns>
protected internal override double CalculateNiceInterval(DoubleRange actualRange, Size availableSize)
{
return(LogarithmicAxisHelper.CalculateNiceInterval(this, actualRange, availableSize));
}
/// <summary>
/// Apply padding based on interval
/// </summary>
/// <param name="range">The Range</param>
/// <param name="interval">The Interval</param>
/// <returns>The Range Padding</returns>
protected override DoubleRange ApplyRangePadding(DoubleRange range, double interval)
{
return(CategoryAxisHelper.ApplyRangePadding(this, range, interval, LabelPlacement));
}
/// <summary>
/// Creates the segments of WaterfallSeries.
/// </summary>
public override void CreateSegments()
{
List <double> xValues = GetXValues();
double median = 0d;
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
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 (xValues != null)
{
double x1, x2, y1, y2;
ClearUnUsedSegments(this.DataCount);
ClearUnUsedAdornments(this.DataCount);
for (int i = 0; i < this.DataCount; i++)
{
if (i < this.DataCount)
{
// Calculate the waterfall segment rendering values.
OnCalculateSegmentValues(
out x1,
out x2,
out y1,
out y2,
i,
origin,
xValues[i]);
WaterfallSegment segment = null;
bool isSum = false;
if (i < Segments.Count)
{
segment = Segments[i] as WaterfallSegment;
segment.SetData(x1, y1, x2, y2);
segment.XData = xValues[i];
segment.YData = YValues[i];
segment.Item = ActualData[i];
if (segment.SegmentType == WaterfallSegmentType.Sum)
{
isSum = true;
}
// Update sum segment values.
OnUpdateSumSegmentValues(segment, i, isSum, origin);
segment.BindProperties();
}
else
{
segment = new WaterfallSegment(x1, y1, x2, y2, this)
{
XData = xValues[i],
YData = YValues[i],
Item = ActualData[i]
};
// Raise segment created event.
isSum = RaiseSegmentCreatedEvent(segment, i);
// Update sum segment values.
OnUpdateSumSegmentValues(segment, i, isSum, origin);
Segments.Add(segment);
}
#region Adornment calculation
if (AdornmentsInfo != null)
{
if (segment.SegmentType == WaterfallSegmentType.Sum)
{
if (Segments.IndexOf(segment) > 0 && AllowAutoSum)
{
if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.TopAndBottom)
{
AddColumnAdornments(xValues[i], segment.WaterfallSum, x1, segment.WaterfallSum / 2, i, median);
}
else if (segment.WaterfallSum >= 0)
{
AddColumnAdornments(xValues[i], segment.WaterfallSum, x1, segment.Top, i, median);
}
else
{
AddColumnAdornments(xValues[i], segment.WaterfallSum, x1, segment.Bottom, i, median);
}
}
else
{
if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.TopAndBottom)
{
AddColumnAdornments(xValues[i], YValues[i], x1, y1 + (y2 - y1) / 2, i, median);
}
else if (YValues[i] >= 0)
{
AddColumnAdornments(xValues[i], YValues[i], x1, segment.Top, i, median);
}
else
{
AddColumnAdornments(xValues[i], YValues[i], x1, segment.Bottom, i, median);
}
}
}
else if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.Top)
{
if (segment.SegmentType == WaterfallSegmentType.Positive)
{
AddColumnAdornments(xValues[i], YValues[i], x1, y1, i, median);
}
else
{
AddColumnAdornments(xValues[i], YValues[i], x1, y2, i, median);
}
}
else if (this.AdornmentsInfo.AdornmentsPosition == AdornmentsPosition.Bottom)
{
if (segment.SegmentType == WaterfallSegmentType.Positive)
{
AddColumnAdornments(xValues[i], YValues[i], x1, y2, i, median);
}
else
{
AddColumnAdornments(xValues[i], YValues[i], x1, y1, i, median);
}
}
else
{
AddColumnAdornments(xValues[i], YValues[i], x1, y1 + (y2 - y1) / 2, i, median);
}
}
#endregion
}
}
}
this.ActualArea.IsUpdateLegend = true;
}
/// <summary>
/// Apply padding based on interval
/// </summary>
/// <param name="axis"></param>
/// <param name="range"></param>
/// <param name="interval"></param>
/// <param name="rangePadding"></param>
/// <param name="intervalType"></param>
/// <returns></returns>
internal static DoubleRange ApplyRangePadding(ChartAxis axis, DoubleRange range, double interval, DateTimeRangePadding rangePadding, DateTimeIntervalType intervalType)
{
DateTime startDate = range.Start.FromOADate();
DateTime endDate = range.End.FromOADate();
var dateTimeAxis = axis as DateTimeAxis;
if (dateTimeAxis != null && dateTimeAxis.EnableBusinessHours)
{
return(ApplyBusinessHoursRangePadding(dateTimeAxis, range, interval, rangePadding, intervalType));
}
if (rangePadding == DateTimeRangePadding.Round || rangePadding == DateTimeRangePadding.Additional)
{
switch (intervalType)
{
case DateTimeIntervalType.Years:
int startYear = (int)((int)(startDate.Year / interval) * interval);
int endYear = endDate.Year + (startDate.Year - startYear);
if (startYear <= 0)
{
startYear = 1;
}
if (endYear <= 0)
{
endYear = 1;
}
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(new DateTime(startYear, 1, 1, 0, 0, 0).ToOADate(), new DateTime(endYear, 12, 31, 23, 59, 59).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(startYear - (int)interval, 1, 1, 0, 0, 0).ToOADate(), new DateTime(endYear + (int)interval, 12, 31, 23, 59, 59).ToOADate());
}
break;
case DateTimeIntervalType.Months:
int month = (int)((int)(startDate.Month / interval) * interval);
if (month <= 0)
{
month = 1;
}
int endmonth = range.End.FromOADate().Month + (startDate.Month - month);
if (endmonth <= 0)
{
endmonth = 1;
}
if (endmonth > 12)
{
endmonth = 12;
}
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(new DateTime(startDate.Year, month, 1, 0, 0, 0).ToOADate(), new DateTime(endDate.Year, endmonth, endmonth == 2 ? 28 : 30, 0, 0, 0).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(startDate.Year, month, 1, 0, 0, 0).AddMonths((int)(-interval)).ToOADate(), new DateTime(endDate.Year, endmonth, endmonth == 2 ? 28 : 30, 0, 0, 0).AddMonths((int)interval).ToOADate());
}
break;
case DateTimeIntervalType.Days:
int day = (int)((int)(startDate.Day / interval) * interval);
if (day <= 0)
{
day = 1;
}
int endday = startDate.Day - day;
if (endday <= 0)
{
endday = 1;
}
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(new DateTime(startDate.Year, startDate.Month, day, 0, 0, 0).ToOADate(), new DateTime(endDate.Year, endDate.Month, endDate.Day, 23, 59, 59).AddDays(endday).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(startDate.Year, startDate.Month, day, 0, 0, 0).AddDays(-interval).ToOADate(), new DateTime(endDate.Year, endDate.Month, endDate.Day, 23, 59, 59).AddDays(interval + endday).ToOADate());
}
break;
case DateTimeIntervalType.Hours:
int hour = (int)((int)(startDate.Hour / interval) * interval);
int endhour = endDate.Hour + (startDate.Hour - hour);
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
hour,
0,
0).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endhour,
0,
0).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
0,
0).AddHours(-interval).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
0,
0).AddHours(interval).ToOADate());
}
break;
case DateTimeIntervalType.Minutes:
int minute = (int)((int)(startDate.Minute / interval) * interval);
int endminute = range.End.FromOADate().Minute + (startDate.Minute - minute);
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
minute,
0).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endminute,
0).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
0).AddMinutes(-interval).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
0).AddMinutes(interval).ToOADate());
}
break;
case DateTimeIntervalType.Seconds:
int second = (int)((int)(startDate.Second / interval) * interval);
int endsecond = range.End.FromOADate().Second + (startDate.Second - second);
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
second,
0).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
endsecond,
0).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
startDate.Second,
0).AddSeconds(-interval).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
endDate.Second,
0).AddSeconds(interval).ToOADate());
}
break;
case DateTimeIntervalType.Milliseconds:
int milliseconds = (int)((int)(startDate.Millisecond / interval) * interval);
int endmilliseconds = range.End.FromOADate().Millisecond + (startDate.Millisecond - milliseconds);
if (rangePadding == DateTimeRangePadding.Round)
{
range = new DoubleRange(
new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
startDate.Second,
milliseconds).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
endDate.Second,
endmilliseconds).ToOADate());
}
else
{
range = new DoubleRange(new DateTime(
startDate.Year,
startDate.Month,
startDate.Day,
startDate.Hour,
startDate.Minute,
startDate.Second,
startDate.Millisecond).AddMilliseconds(-interval).ToOADate(), new DateTime(
endDate.Year,
endDate.Month,
endDate.Day,
endDate.Hour,
endDate.Minute,
endDate.Second,
endDate.Millisecond).AddMilliseconds(interval).ToOADate());
}
break;
}
return(range);
}
return(range);
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overridden by
/// any derived class.
/// </summary>
/// <param name="transformer">Represents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
if (isSegmentUpdated)
{
Series.SeriesRootPanel.Clip = null;
}
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
double xEnd = cartesianTransformer.XAxis.VisibleRange.End;
DoubleRange range = cartesianTransformer.XAxis.VisibleRange;
PathFigure figure = new PathFigure();
PathGeometry segmentGeometry = new PathGeometry();
double origin = containerSeries.ActualXAxis != null ? containerSeries.ActualXAxis.Origin : 0;//setting origin value for splinearea segment
WindowsLineSegment lineSegment;
figure.StartPoint = transformer.TransformToVisible(segmentPoints[0].X, segmentPoints[0].Y);
lineSegment = new WindowsLineSegment();
lineSegment.Point = transformer.TransformToVisible(segmentPoints[1].X, segmentPoints[1].Y);
figure.Segments.Add(lineSegment);
strokeGeometry = new PathGeometry();
strokeFigure = new PathFigure();
strokePath = new Path();
if (containerSeries.IsClosed && isEmpty)
{
AddStroke(figure.StartPoint);
lineSegment = new WindowsLineSegment();
lineSegment.Point = transformer.TransformToVisible(segmentPoints[1].X, segmentPoints[1].Y);
strokeFigure.Segments.Add(lineSegment);
}
else if (!containerSeries.IsClosed)
{
AddStroke(transformer.TransformToVisible(segmentPoints[1].X, segmentPoints[1].Y));
}
int i;
for (i = 2; i < segmentPoints.Count; i += 3)
{
double xVal = segmentPoints[i].X;
if (xVal >= range.Start && xVal <= range.End || xEnd >= range.Start && xEnd <= range.End)
{
if (Series.ShowEmptyPoints || ((!double.IsNaN(segmentPoints[i].Y) && !double.IsNaN(segmentPoints[i + 1].Y) && !double.IsNaN(segmentPoints[i + 2].Y))))
{
BezierSegment segment = new BezierSegment();
segment.Point1 = transformer.TransformToVisible(segmentPoints[i].X, segmentPoints[i].Y);
segment.Point2 = transformer.TransformToVisible(segmentPoints[i + 1].X, segmentPoints[i + 1].Y);
segment.Point3 = transformer.TransformToVisible(segmentPoints[i + 2].X, segmentPoints[i + 2].Y);
figure.Segments.Add(segment);
if ((isEmpty && !Series.ShowEmptyPoints) || !containerSeries.IsClosed)
{
BezierSegment strokeSegment = new BezierSegment();
strokeSegment.Point1 = segment.Point1;
strokeSegment.Point2 = segment.Point2;
strokeSegment.Point3 = segment.Point3;
strokeFigure.Segments.Add(strokeSegment);
}
}
else
{
if ((double.IsNaN(segmentPoints[i].Y) && double.IsNaN(segmentPoints[i + 1].Y) && double.IsNaN(segmentPoints[i + 2].Y)))
{
lineSegment = new WindowsLineSegment();
lineSegment.Point = transformer.TransformToVisible(segmentPoints[i - 1].X, origin);
figure.Segments.Add(lineSegment);
lineSegment = new WindowsLineSegment();
lineSegment.Point = transformer.TransformToVisible(segmentPoints[i + 2].X, origin);
figure.Segments.Add(lineSegment);
}
else if (i > 0 && (double.IsNaN(segmentPoints[i - 1].Y) || double.IsNaN(segmentPoints[i].Y)))
{
lineSegment = new WindowsLineSegment();
lineSegment.Point = transformer.TransformToVisible(segmentPoints[i + 2].X, origin);
figure.Segments.Add(lineSegment);
lineSegment = new WindowsLineSegment();
lineSegment.Point = transformer.TransformToVisible(segmentPoints[i + 2].X, double.IsNaN(segmentPoints[i + 2].Y) ? origin : segmentPoints[i + 2].Y);
if ((!Series.ShowEmptyPoints && !double.IsNaN(segmentPoints[i + 2].Y)) || !containerSeries.IsClosed)
{
strokeFigure = new PathFigure();
strokeFigure.StartPoint = lineSegment.Point;
strokeGeometry.Figures.Add(strokeFigure);
}
figure.Segments.Add(lineSegment);
}
}
}
}
Point point = transformer.TransformToVisible(segmentPoints[i - 1].X, origin);
lineSegment = new WindowsLineSegment();
lineSegment.Point = point;
figure.Segments.Add(lineSegment);
if (containerSeries.IsClosed && !double.IsNaN(segmentPoints[i - 1].Y))
{
lineSegment = new WindowsLineSegment();
lineSegment.Point = point;
strokeFigure.Segments.Add(lineSegment);
}
//figure.IsClosed = true;
isSegmentUpdated = true;
segmentGeometry.Figures.Add(figure);
this.segPath.Data = segmentGeometry;
}
/// <summary>
/// This method is used to gets the selected data point segment pixel positions
/// </summary>
internal void GenerateStackingColumnPixels()
{
WriteableBitmap bmp = Area.fastRenderSurface;
ChartTransform.ChartCartesianTransformer cartesianTransformer = CreateTransformer(
new Size(
Area.SeriesClipRect.Width,
Area.SeriesClipRect.Height),
true) as ChartTransform.ChartCartesianTransformer;
bool x_isInversed = cartesianTransformer.XAxis.IsInversed;
bool y_isInversed = cartesianTransformer.YAxis.IsInversed;
double x1ChartVal, x2ChartVal, y1ChartVal, y2ChartVal;
int i = dataPoint.Index;
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
List <double> xValues = GetStackingSeriesXValues(this);
if (!this.IsIndexed)
{
x1ChartVal = xValues[i] + sbsInfo.Start;
x2ChartVal = xValues[i] + sbsInfo.End;
y1ChartVal = YRangeEndValues[i];
y2ChartVal = YRangeStartValues[i];
}
else
{
x1ChartVal = i + sbsInfo.Start;
x2ChartVal = i + sbsInfo.End;
y1ChartVal = YRangeEndValues[i];
y2ChartVal = YRangeStartValues[i];
}
double x1Val = x_isInversed
? x2ChartVal
: x1ChartVal;
double x2Val = x_isInversed
? x1ChartVal
: x2ChartVal;
double y2Val = y_isInversed
? y1ChartVal
: y2ChartVal;
double y1Val = y_isInversed
? y2ChartVal
: y1ChartVal;
Point tlpoint = cartesianTransformer.TransformToVisible(x1Val, y1Val);
Point rbpoint = cartesianTransformer.TransformToVisible(x2Val, y2Val);
float x1Value = ((float)tlpoint.X);
float x2Value = ((float)rbpoint.X);
float y1Value = ((float)tlpoint.Y);
float y2Value = ((float)rbpoint.Y);
float x1 = 0;
float x2 = 0;
float y1 = 0;
float y2 = 0;
int width = (int)Area.SeriesClipRect.Width;
int height = (int)Area.SeriesClipRect.Height;
selectedSegmentPixels.Clear();
x1 = x1Value;
x2 = x2Value;
y1 = y1ChartVal > 0 ? y1Value : y2Value;
y2 = y1ChartVal > 0 ? y2Value : y1Value;
var spacingSegment = this as ISegmentSpacing;
if (spacingSegment != null)
{
double spacing = spacingSegment.SegmentSpacing;
if (spacing > 0 && spacing <= 1)
{
double leftpos = spacingSegment.CalculateSegmentSpacing(spacing, x2, x1);
double rightpos = spacingSegment.CalculateSegmentSpacing(spacing, x1, x2);
x1 = (float)(leftpos);
x2 = (float)(rightpos);
}
}
if (y1 < y2)
{
selectedSegmentPixels = bmp.GetRectangle(width, height, (int)(x1), (int)y1, (int)x2, (int)y2, selectedSegmentPixels);
}
else
{
selectedSegmentPixels = bmp.GetRectangle(width, height, (int)(x1), (int)y2, (int)x2, (int)y1, selectedSegmentPixels);
}
}
