public void MakeParetoChart(Microsoft.Reporting.Chart.WebForms.Chart chart, string srcSeriesName, string destSeriesName)
{
string chartArea = chart.Series[srcSeriesName].ChartArea;
chart.Series[srcSeriesName].ChartType = SeriesChartType.Column;
chart.DataManipulator.Sort(PointsSortOrder.Descending, srcSeriesName);
double num = 0.0;
foreach (DataPoint point in chart.Series[srcSeriesName].Points)
{
if (!point.Empty && !double.IsNaN(point.YValues[0]))
{
num += point.YValues[0];
}
}
chart.ChartAreas[chartArea].AxisY.Maximum = num;
Series series = new Series(destSeriesName);
chart.Series.Add(series);
series.ChartType = SeriesChartType.Line;
series.ChartArea = chart.Series[srcSeriesName].ChartArea;
if (chart.Series[srcSeriesName].Points.Count > 0)
{
series.BorderWidth = chart.Series[srcSeriesName].Points[0].BorderWidth;
}
series.Font = chart.Series[srcSeriesName].Font;
series.FontAngle = chart.Series[srcSeriesName].FontAngle;
series.FontColor = chart.Series[srcSeriesName].FontColor;
series.Legend = chart.Series[srcSeriesName].Legend;
series.YAxisType = AxisType.Secondary;
chart.ChartAreas[chartArea].AxisY2.Maximum = 1.0;
chart.ChartAreas[chartArea].AxisY2.LabelStyle.Format = "P0";
double num2 = 0.0;
foreach (DataPoint point2 in chart.Series[srcSeriesName].Points)
{
num2 += point2.YValues[0] / num;
series.Points.Add(Math.Round(num2, 2));
}
}
public CollectedPieHelper(Microsoft.Reporting.Chart.WebForms.Chart chartControl)
{
this.chartControl = chartControl;
this.chartControl.PostPaint += chart_PostPaint;
}
public void CreateHistogram(Microsoft.Reporting.Chart.WebForms.Chart chartControl, string dataSeriesName, string histogramSeriesName, string histogramLegendText)
{
if (chartControl == null)
{
throw new ArgumentNullException("chartControl");
}
int index = chartControl.Series.GetIndex(dataSeriesName);
if (index < 0)
{
throw new ArgumentException("Series with name'" + dataSeriesName + "' was not found.", "dataSeriesName");
}
Series series = chartControl.Series[dataSeriesName];
Series series2 = null;
if (chartControl.Series.GetIndex(histogramSeriesName) < 0)
{
series2 = new Series(histogramSeriesName);
chartControl.Series.Insert(index, series2);
series2.ChartType = series.ChartType;
series2.LegendText = histogramLegendText;
if (series.Points.Count > 0)
{
series2.BorderColor = series.Points[0].BorderColor;
series2.BorderWidth = series.Points[0].BorderWidth;
series2.BorderStyle = series.Points[0].BorderStyle;
}
series2.Color = series.Color;
series2.BackGradientEndColor = series.BackGradientEndColor;
series2.BackGradientType = series.BackGradientType;
series2.Legend = series.Legend;
series2.ChartArea = series.ChartArea;
DataPointAttributes dataPointAttributes = series;
for (int i = 0; i < series.Points.Count; i++)
{
if (!series.Points[i].Empty)
{
dataPointAttributes = series.Points[i];
break;
}
}
series2.LabelBackColor = dataPointAttributes.LabelBackColor;
series2.LabelBorderColor = dataPointAttributes.LabelBorderColor;
series2.LabelBorderWidth = dataPointAttributes.LabelBorderWidth;
series2.LabelBorderStyle = dataPointAttributes.LabelBorderStyle;
series2.LabelFormat = dataPointAttributes.LabelFormat;
series2.ShowLabelAsValue = dataPointAttributes.ShowLabelAsValue;
series2.Font = dataPointAttributes.Font;
series2.FontColor = dataPointAttributes.FontColor;
series2.FontAngle = dataPointAttributes.FontAngle;
}
double num = double.MaxValue;
double num2 = double.MinValue;
int num3 = 0;
foreach (DataPoint point in series.Points)
{
if (!point.Empty)
{
if (point.YValues[0] > num2)
{
num2 = point.YValues[0];
}
if (point.YValues[0] < num)
{
num = point.YValues[0];
}
num3++;
}
}
if (SegmentIntervalWidth == 0.0)
{
SegmentIntervalWidth = (num2 - num) / (double)SegmentIntervalNumber;
SegmentIntervalWidth = RoundInterval(SegmentIntervalWidth);
}
num = Math.Floor(num / SegmentIntervalWidth) * SegmentIntervalWidth;
num2 = Math.Ceiling(num2 / SegmentIntervalWidth) * SegmentIntervalWidth;
double num4 = num;
for (num4 = num; num4 <= num2; num4 += SegmentIntervalWidth)
{
int num5 = 0;
foreach (DataPoint point2 in series.Points)
{
if (!point2.Empty)
{
double num6 = num4 + SegmentIntervalWidth;
if (point2.YValues[0] >= num4 && point2.YValues[0] < num6)
{
num5++;
}
else if (num6 >= num2 && point2.YValues[0] >= num4 && point2.YValues[0] <= num6)
{
num5++;
}
}
}
series2.Points.AddXY(num4 + SegmentIntervalWidth / 2.0, num5);
}
series2["PointWidth"] = "1";
ChartArea chartArea = chartControl.ChartAreas[series2.ChartArea];
chartArea.AxisY.Title = "Frequency";
chartArea.AxisX.Minimum = num;
chartArea.AxisX.Maximum = num2;
double num7 = SegmentIntervalWidth;
bool flag = false;
while ((num2 - num) / num7 > 10.0)
{
num7 *= 2.0;
flag = true;
}
chartArea.AxisX.Interval = num7;
if (chartArea.AxisX.LabelStyle.ShowEndLabels && flag)
{
chartArea.AxisX.Maximum = num + Math.Ceiling((num2 - num) / num7) * num7;
}
chartControl.Series.Remove(series);
chartArea.AxisY2.Enabled = AxisEnabled.Auto;
if (ShowPercentOnSecondaryYAxis)
{
chartArea.Recalculate();
chartArea.AxisY2.Enabled = AxisEnabled.True;
chartArea.AxisY2.LabelStyle.Format = "P0";
chartArea.AxisY2.MajorGrid.Enabled = false;
chartArea.AxisY2.Title = "Percent of Total";
chartArea.AxisY2.Minimum = chartArea.AxisY.Minimum / (double)num3;
chartArea.AxisY2.Maximum = chartArea.AxisY.Maximum / (double)num3;
double num8 = (chartArea.AxisY2.Maximum > 0.2) ? 0.05 : 0.01;
chartArea.AxisY2.Interval = Math.Ceiling(chartArea.AxisY2.Maximum / 5.0 / num8) * num8;
}
}