public LineChartComponent()
{
InitComponent();
config.Options = options;
dataset = new LineDataset <TimeTuple <int> >
{
BackgroundColor = ColorUtil.RandomColorString(),
BorderColor = ColorUtil.RandomColorString(),
Label = "Temperature",
Fill = false,
BorderWidth = 2,
PointRadius = 3,
PointBorderWidth = 1,
SteppedLine = SteppedLine.False
};
//Initial retrieve of Data
//var forecasts = await _forecastService.GetForecastAsync(DateTime.Now, 2);
List <TimeTuple <int> > e = new List <TimeTuple <int> >();
var rand = new Random();
e.ToList();
for (int i = 0; i < 50; i++)
{
e.Add(new TimeTuple <int>(new Moment(DateTime.Now.AddSeconds(-300 * i)), rand.Next(10, 100)));
}
dataset.AddRange(e);
//_tempDataSet.AddRange(forecasts.Select(p => new TimeTuple<int>(new Moment(p.Date), p.TemperatureC)));
config.Data.Datasets.Add(dataset);
}
protected override async Task OnInitializedAsync()
{
ConfigDailyChart();
ConfigTotalChart();
Data = await DataSource.getFioCruzData();
casesPerDaySet.AddRange(Data.DailyData.Select(day => new Point(Data.DailyData.IndexOf(day) + 1, day.NewCases)));
deathsPerDaySet.AddRange(Data.DailyData.Select(day => new Point(Data.DailyData.IndexOf(day) + 1, day.NewDeaths)));
totalCasesPerDaySet.AddRange(Data.DailyData.Select(day => new Point(Data.DailyData.IndexOf(day) + 1,
Data.DailyData.GetRange(0, Data.DailyData.IndexOf(day) + 1).Sum(s => s.NewCases))));
totalDeathsPerDaySet.AddRange(Data.DailyData.Select(day => new Point(Data.DailyData.IndexOf(day) + 1,
Data.DailyData.GetRange(0, Data.DailyData.IndexOf(day) + 1).Sum(s => s.NewDeaths))));
ConfigDaily.Data.Datasets.Add(casesPerDaySet);
ConfigDaily.Data.Datasets.Add(deathsPerDaySet);
ConfigTotal.Data.Datasets.Add(totalCasesPerDaySet);
ConfigTotal.Data.Datasets.Add(totalDeathsPerDaySet);
await base.OnInitializedAsync();
}
public void DoAction(string action, Event eventArgs)
{
if (action.Equals("add"))
{
if (eventArgs.Contains("Label") && eventArgs.Contains("Value") && eventArgs.Contains("Timestamp"))
{
dataset = new LineDataset <TimeTuple <int> >
{
BackgroundColor = ColorUtil.RandomColorString(),
BorderColor = ColorUtil.RandomColorString(),
Label = eventArgs.Get("Label"),
Fill = false,
BorderWidth = 2,
PointRadius = 3,
PointBorderWidth = 1,
SteppedLine = SteppedLine.False
};
List <TimeTuple <int> > e = new List <TimeTuple <int> >();
var rand = new Random();
e.ToList();
for (int i = 0; i < 50; i++)
{
e.Add(new TimeTuple <int>(new Moment(DateTime.Now.AddSeconds(-300 * i)), rand.Next(50, 100)));
}
dataset.AddRange(e);
dataset.Id = eventArgs.Get("Label");
config.Data.Datasets.Add(dataset);
}
}
if (action.Equals("replace"))
{
if (eventArgs.Contains("Label") && eventArgs.Contains("Value") && eventArgs.Contains("Timestamp"))
{
HashSet <IMixableDataset <object> > datasets = config.Data.Datasets;
for (int i = 0; i < datasets.Count; i++)
{
if (datasets.ElementAt(i).Id.Equals(eventArgs.Get("Label")))
{
config.Data.Datasets.Remove(datasets.ElementAt(i));
}
}
dataset = new LineDataset <TimeTuple <int> >
{
BackgroundColor = ColorUtil.RandomColorString(),
BorderColor = ColorUtil.RandomColorString(),
Label = eventArgs.Get("Label"),
Fill = false,
BorderWidth = 2,
PointRadius = 3,
PointBorderWidth = 1,
SteppedLine = SteppedLine.False
};
List <TimeTuple <int> > e = new List <TimeTuple <int> >();
var rand = new Random();
e.ToList();
for (int i = 0; i < 10; i++)
{
e.Add(new TimeTuple <int>(new Moment(DateTime.Now.AddSeconds(-10000 * i)), rand.Next(50, 100)));
}
dataset.AddRange(e);
dataset.Id = eventArgs.Get("Label");
config.Data.Datasets.Add(dataset);
}
}
//if (action.Equals("replace"))
//{
// //First remove old label and piece of cake
// if (eventArgs.Contains("Label"))
// {
// int index = -1;
// List<string> labels = config.Data.Labels;
// for (int i = 0; i < labels.Count; i++)
// {
// if (eventArgs.Get("Label").Equals(labels.ElementAt(i)))
// index = i;
// }
// if (index > -1)
// {
// config.Data.Labels.RemoveAt(index);
// dataset.Data.RemoveAt(index);
// }
// }
// //then re-add
// if (eventArgs.Contains("Label"))
// config.Data.Labels.Add(eventArgs.Get("Label"));
// if (eventArgs.Contains("Value"))
// {
// var dataset = config.Data.Datasets.LastOrDefault();
// if (dataset != null)
// dataset.Data.Add(Convert.ToInt32(eventArgs.Get("Value")));
// dataset.BackgroundColor = dataset.BackgroundColor.IndexedValues.Append(ColorUtil.RandomColorString()).ToArray();
// }
//}
}