private PlotModel SetupTotalBooksReadByLanguagePlot()
{
// Create the plot model
var newPlot = new PlotModel {
Title = "Total Books Read by Language With Time Plot"
};
OxyPlotUtilities.SetupPlotLegend(newPlot, "Total Books Read by Language With Time Plot");
SetupTotalBooksReadKeyVsTimeAxes(newPlot);
// get the languages (in order)
BooksDelta.DeltaTally latestTally = _mainModel.BookDeltas.Last().OverallTally;
List <string> languages = (from item in latestTally.LanguageTotals
orderby item.Item2 descending
select item.Item1).ToList();
// create the series for the languages
List <KeyValuePair <string, AreaSeries> > languagesSeries =
new List <KeyValuePair <string, AreaSeries> >();
List <KeyValuePair <string, LineSeries> > languagesLineSeries =
new List <KeyValuePair <string, LineSeries> >();
for (int i = 0; i < languages.Count; i++)
{
AreaSeries languageSeries;
OxyPlotUtilities.CreateLongAreaSeries(out languageSeries,
ChartAxisKeys.DateKey, ChartAxisKeys.TotalBooksReadKey, languages[i], i, 128);
languagesSeries.Add(
new KeyValuePair <string, AreaSeries>(languages[i], languageSeries));
LineSeries languageLineSeries;
OxyPlotUtilities.CreateLongLineSeries(out languageLineSeries,
ChartAxisKeys.DateKey, ChartAxisKeys.TotalBooksReadKey, languages[i], i, 128);
languagesLineSeries.Add(
new KeyValuePair <string, LineSeries>(languages[i], languageLineSeries));
//if (i > 1) break;
}
// loop through the deltas adding points for each of the items to the lines
foreach (var delta in _mainModel.BookDeltas)
{
var date = DateTimeAxis.ToDouble(delta.Date);
foreach (var languageLine in languagesLineSeries)
{
double ttl = 0.0;
foreach (var langTotal in delta.OverallTally.LanguageTotals)
{
if (langTotal.Item1 == languageLine.Key)
{
ttl = langTotal.Item2;
}
}
languageLine.Value.Points.Add(new DataPoint(date, ttl));
}
}
IList <LineSeries> lineSeriesSet =
(from item in languagesLineSeries select item.Value).ToList();
var stackSeries = OxyPlotUtilities.StackLineSeries(lineSeriesSet);
// add them to the plot
foreach (var languageItems in stackSeries)
{
newPlot.Series.Add(languageItems);
}
// finally update the model with the new plot
return(newPlot);
}
