internal string ChartDataFor(
MeasurementComparisonDictionary sourceData,
AxisLimits limits,
Size size)
{
InitChart(size);
var timeUnit = limits.TimeUnit;
limits.EnsureNonZeroRanges();
InitSeries(sourceData, limits.StartTimestamp, timeUnit);
InitChartArea();
SetAxisDimensions(_area.AxisX, XAxisTitleTemplate.FillIn(timeUnit.Caption), limits.X);
SetAxisDimensions(_area.AxisY, YAxisTitle, limits.Y);
_area.AxisY.Crossing = 0.0;
_chart.ChartAreas.Add(_area);
_chart.Legends.Add(new Legend(ChartLegend));
_chart.Legends[ChartLegend].DockedToChartArea = ChartAreaName;
return(AsBase64String(ChartImageFormat.Png));
}
private void InitSeries(
MeasurementComparisonDictionary sourceData,
DateTime baseTimestamp,
TimeUnitForDisplay timeUnit)
{
_actualSeries = new Series(ActualCaption);
_expectedSeries = new Series(ExpectedCaption);
_failSeries = new Series(FailCaption);
var hasFailure = false;
foreach (var key in sourceData.Keys)
{
var xValue = timeUnit.ConvertFromSeconds((key - baseTimestamp).TotalSeconds);
var value = sourceData[key].Value;
var expectedY = value.ExpectedValueOut?.To <double>();
// if we have a non-convertible value, return null, so it is skipped
var actualY = value.ActualValueOut?.ToWithDefault <double?>(null);
// ensure that IsGood issues are also marked as failures.
var pass = sourceData[key].IsOk();
var failValue = actualY ?? expectedY;
AddPoint(_expectedSeries, xValue, expectedY);
AddPoint(_actualSeries, xValue, actualY);
if (pass)
{
continue;
}
AddPoint(_failSeries, xValue, failValue);
hasFailure = true;
}
SetSeriesStyle(_actualSeries, SeriesType.Actual, hasFailure);
SetSeriesStyle(_expectedSeries, SeriesType.Expected, hasFailure);
SetSeriesStyle(_failSeries, SeriesType.Fail, hasFailure);
_chart.Series.Add(_actualSeries);
_chart.Series.Add(_expectedSeries);
_chart.Series.Add(_failSeries);
}
internal string ChartDataFor(MeasurementComparisonDictionary sourceData, AxisLimits limits, Size size)
{
InitChart(size);
var axisPaint = new SolidColorPaint(AxisColor)
{
StrokeThickness = LineThickness
};
var timeUnit = limits.TimeUnit;
limits.EnsureNonZeroRanges();
InitSeries(sourceData, limits.StartTimestamp, timeUnit);
_chart.Sections = new List <RectangularSection>()
.Append(new RectangularSection {
Xi = 0, Xj = 0, Stroke = axisPaint
})
.Append(new RectangularSection {
Yi = 0, Yj = 0, Stroke = axisPaint
});
_chart.XAxes = CreateAxes(limits.X, XAxisTitleTemplate.FillIn(timeUnit.Caption));
_chart.YAxes = CreateAxes(limits.Y, YAxisTitle);
return(AsBase64PngString());
}
internal string ChartInHtmlFor(MeasurementComparisonDictionary sourceData, AxisLimits limits, Size size)
{
var chartInBase64 = ChartDataFor(sourceData, limits, size);
return(WebFunctions.AsImg(chartInBase64));
}
private void InitSeries(
MeasurementComparisonDictionary sourceData,
DateTime baseTimestamp,
TimeUnitForDisplay timeUnit)
{
_expectedSeries = new LineSeries <ObservablePoint>
{
Values = new List <ObservablePoint>(),
Fill = null,
LineSmoothness = 0,
GeometrySize = 0,
Stroke = new SolidColorPaint(ExpectedColor)
{
StrokeThickness = LineThickness, PathEffect = new DashEffect(new[] { 5f, 5f })
},
Name = ExpectedCaption
};
_actualSeries = new LineSeries <ObservablePoint>
{
Values = new List <ObservablePoint>(),
Fill = null,
LineSmoothness = 0,
GeometrySize = 0,
Stroke = new SolidColorPaint(ActualColor)
{
StrokeThickness = LineThickness + 1
},
Name = ActualCaption
};
var errorPaint = new SolidColorPaint(FailColor);
_failSeries = new LineSeries <ObservablePoint, CircleGeometry>
{
GeometrySize = 9,
Values = new List <ObservablePoint>(),
Fill = null,
Stroke = null,
GeometryStroke = errorPaint,
GeometryFill = errorPaint,
LineSmoothness = 0,
Name = FailCaption
};
foreach (var key in sourceData.Keys)
{
var xValue = timeUnit.ConvertFromSeconds((key - baseTimestamp).TotalSeconds);
var value = sourceData[key].Value;
var expectedY = value.ExpectedValueOut?.To <double>();
// if we have a non-convertible value, return null, so it is skipped
var actualY = value.ActualValueOut?.ToWithDefault <double?>(null);
// ensure that IsGood issues are also marked as failures.
var pass = sourceData[key].IsOk();
var failValue = actualY ?? expectedY;
AddPoint(_expectedSeries, xValue, expectedY);
AddPoint(_actualSeries, xValue, actualY);
if (pass)
{
continue;
}
AddPoint(_failSeries, xValue, failValue);
}
var chartSeries = new List <ISeries> {
_actualSeries, _expectedSeries
};
var errors = _failSeries.Values as List <ObservablePoint>;
Debug.Assert(errors != null, nameof(errors) + " != null");
if (errors.Any())
{
chartSeries.Add(_failSeries);
}
_chart.Series = chartSeries;
_chart.DrawMarginFrame = new DrawMarginFrame
{
Fill = new SolidColorPaint(ChartColor),
Stroke = new SolidColorPaint(MajorGridColor)
};
}