private void LoadPieChart(int flag = 0)
{
PieSeries.Clear();
PieSeries pie = null;
foreach (var range in NumRanges)
{
double min = range.Min.HasValue ? (double)range.Min : 0;
double max = range.Max.HasValue ? (double)range.Max : 100000;
pie = new PieSeries
{
Title = range.Title,
Values = new ChartValues <int>
{
PartyBuildingContext.org2news.Count(
o => flag == 0?
o.mem_count_dy >= min && o.mem_count_dy < max:
o.emp_count >= min && o.emp_count < max
)
},
DataLabels = true,
PushOut = 2,
LabelPoint = PiePointLabel
};
PieSeries.Add(pie);
}
}
private void CreateLegend()
{
PieSeries.Clear();
var pieChart = FindParent <PieChart>(this);
if (pieChart == null)
{
return;
}
var seriesCollection = pieChart.Series;
foreach (var series in seriesCollection)
{
var pieSeries = series as PieSeries;
if (pieSeries != null)
{
var item = new PieSeriesViewModel();
item.Fill = pieSeries.Fill;
item.PointGeometry = pieSeries.PointGeometry;
item.Stroke = pieSeries.Stroke;
item.StrokeThickness = pieSeries.StrokeThickness;
item.Title = pieSeries.Title;
var values = pieSeries.Values.GetPoints(pieSeries);
var firstChartPoint = values.First();
item.Value = string.Format(ValueFormat, firstChartPoint.Y);
item.Percentage = string.Format(PercentFormat, firstChartPoint.Participation);
PieSeries.Add(item);
}
}
}
