public void DrawChart(bool refresh = false)
{
if (refresh)
{
Treemap.BuildAndDraw();
}
else
{
var indx = Indexes.Select(i => Data.GetValues <string>(i.Column)).ToList();
var size = Data.GetValues <double>(SizeColumn).ToList();
var color = Data.GetValues <object>(ColorColumn);
TreemapParameters parameters = GetParameters();
parameters.AutoRefresh = AutoRefresh;
Treemap.DrawChart(indx, size, color, parameters);
}
if (!Treemap.IsActive)
{
IsDead = true;
Messenger.Default.Send(new NotificationMessage <ChartBase>(Treemap, "Chart has been unactivated"), "ChartUnactivated");
MessageBox.Show("An error has occured during chart rendering.", "Unexpected error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
private TreemapParameters GetParameters()
{
TreemapParameters parameters = new TreemapParameters();
parameters.ShowTitle = ShowTitle;
parameters.Title = String.IsNullOrEmpty(Title.Value) ? SizeColumn : Title.Value;
parameters.Algorithm = Algorithm;
foreach (TreemapIndexViewModel index in Indexes)
{
parameters.AddIndex(index.GetTreemapIndex());
}
parameters.WithColor(GetColorModel());
parameters.ShowLegend = ShowLegend;
parameters.LegendTitle = ColorColumn;
parameters.LegendPosition = LegendPosition;
parameters.LegendBorder = parameters.Indexes.Last().GetLineOptions().With(o => o.Weight = o.Weight.Cap(1));
parameters.LegendTextFormater.FormatType = LegendFormatType;
parameters.LegendTextFormater.DecimalPlaces = LegendDecimalPlaces;
return(parameters);
}
