public static Example LargeDataSetNarrow()
{
var pm = new PlotModel { Title = "Large Data Set (narrow window)" };
var timeSpanAxis1 = new DateTimeAxis { Position = AxisPosition.Bottom };
pm.Axes.Add(timeSpanAxis1);
var linearAxis1 = new LinearAxis { Position = AxisPosition.Left };
pm.Axes.Add(linearAxis1);
var n = 1000000;
var items = HighLowItemGenerator.MRProcess(n).ToArray();
var series = new CandleStickSeries
{
Color = OxyColors.Black,
IncreasingColor = OxyColors.DarkGreen,
DecreasingColor = OxyColors.Red,
TrackerFormatString =
"High: {2:0.00}\nLow: {3:0.00}\nOpen: {4:0.00}\nClose: {5:0.00}",
ItemsSource = items
};
timeSpanAxis1.Minimum = items[0].X;
timeSpanAxis1.Maximum = items[29].X;
linearAxis1.Minimum = items.Take(30).Select(x => x.Low).Min();
linearAxis1.Maximum = items.Take(30).Select(x => x.High).Max();
pm.Series.Add(series);
timeSpanAxis1.AxisChanged += (sender, e) => AdjustYExtent(series, timeSpanAxis1, linearAxis1);
var controller = new PlotController();
controller.UnbindAll();
controller.BindMouseDown(OxyMouseButton.Left, PlotCommands.PanAt);
return new Example(pm, controller);
}
public static Example BasicExample()
{
var model = new PlotModel { Title = "Basic Controller example", Subtitle = "Panning with left mouse button" };
model.Axes.Add(new LinearAxis { Position = AxisPosition.Bottom });
model.Axes.Add(new LinearAxis { Position = AxisPosition.Left });
var controller = new PlotController();
controller.UnbindAll();
controller.BindMouseDown(OxyMouseButton.Left, PlotCommands.PanAt);
return new Example(model, controller);
}
private static IEnumerable<Model> CreateModels()
{
for (var i = 0; i < 3; i++)
{
var pm = new PlotModel { Title = string.Format("Plot {0}", i + 1) };
var series = new LineSeries();
for (var j = 0; j < 10; j++)
{
series.Points.Add(new DataPoint(j, r.NextDouble()));
}
pm.Series.Add(series);
var pc = new PlotController();
pc.UnbindAll();
pc.BindKeyDown(OxyKey.Left, PlotCommands.PanRight);
pc.BindKeyDown(OxyKey.Right, PlotCommands.PanLeft);
yield return new Model { PlotModel = pm, PlotController = pc };
}
}
public static Example SmallDataSet()
{
var pm = new PlotModel { Title = "Small Data Set" };
var timeSpanAxis1 = new DateTimeAxis { Position = AxisPosition.Bottom };
pm.Axes.Add(timeSpanAxis1);
var linearAxis1 = new LinearAxis { Position = AxisPosition.Left };
pm.Axes.Add(linearAxis1);
var n = 100;
var items = HighLowItemGenerator.MRProcess(n).ToArray();
var series = new CandleStickSeries
{
Color = OxyColors.Black,
IncreasingColor = OxyColors.DarkGreen,
DecreasingColor = OxyColors.Red,
DataFieldX = "X",
DataFieldHigh = "High",
DataFieldLow = "Low",
DataFieldOpen = "Open",
DataFieldClose = "Close",
TrackerFormatString =
"High: {2:0.00}\nLow: {3:0.00}\nOpen: {4:0.00}\nClose: {5:0.00}",
ItemsSource = items
};
pm.Series.Add(series);
timeSpanAxis1.AxisChanged += (sender, e) => AdjustYExtent(series, timeSpanAxis1, linearAxis1);
var controller = new PlotController();
controller.UnbindAll();
controller.BindMouseDown(OxyMouseButton.Left, PlotCommands.PanAt);
return new Example(pm, controller);
}
/// <summary>
/// Creates the candle stick and volume series example.
/// </summary>
/// <returns>The candle stick and volume series example.</returns>
/// <param name="title">Title.</param>
/// <param name="style">Style.</param>
/// <param name="n">N.</param>
/// <param name="naturalY">If set to <c>true</c> natural y.</param>
/// <param name="naturalV">If set to <c>true</c> natural v.</param>
private static Example CreateCandleStickAndVolumeSeriesExample(
string title,
VolumeStyle style,
int n = 10000,
bool naturalY = false,
bool naturalV = false)
{
var pm = new PlotModel { Title = title };
var series = new CandleStickAndVolumeSeries
{
PositiveColor = OxyColors.DarkGreen,
NegativeColor = OxyColors.Red,
PositiveHollow = false,
NegativeHollow = false,
SeparatorColor = OxyColors.Gray,
SeparatorLineStyle = LineStyle.Dash,
VolumeStyle = style
};
// create bars
foreach (var bar in OhlcvItemGenerator.MRProcess(n))
{
series.Append(bar);
}
// create visible window
var Istart = n - 200;
var Iend = n - 120;
var Ymin = series.Items.Skip(Istart).Take(Iend - Istart + 1).Select(x => x.Low).Min();
var Ymax = series.Items.Skip(Istart).Take(Iend - Istart + 1).Select(x => x.High).Max();
var Xmin = series.Items[Istart].X;
var Xmax = series.Items[Iend].X;
// setup axes
var timeAxis = new DateTimeAxis
{
Position = AxisPosition.Bottom,
Minimum = Xmin,
Maximum = Xmax
};
var barAxis = new LinearAxis
{
Position = AxisPosition.Left,
Key = series.BarAxisKey,
StartPosition = 0.25,
EndPosition = 1.0,
Minimum = naturalY ? double.NaN : Ymin,
Maximum = naturalY ? double.NaN : Ymax
};
var volAxis = new LinearAxis
{
Position = AxisPosition.Left,
Key = series.VolumeAxisKey,
StartPosition = 0.0,
EndPosition = 0.22,
Minimum = naturalV ? double.NaN : 0,
Maximum = naturalV ? double.NaN : 5000
};
switch (style)
{
case VolumeStyle.None:
barAxis.Key = null;
barAxis.StartPosition = 0.0;
pm.Axes.Add(timeAxis);
pm.Axes.Add(barAxis);
break;
case VolumeStyle.Combined:
case VolumeStyle.Stacked:
pm.Axes.Add(timeAxis);
pm.Axes.Add(barAxis);
pm.Axes.Add(volAxis);
break;
case VolumeStyle.PositiveNegative:
volAxis.Minimum = naturalV ? double.NaN : -5000;
pm.Axes.Add(timeAxis);
pm.Axes.Add(barAxis);
pm.Axes.Add(volAxis);
break;
}
pm.Series.Add(series);
if (naturalY == false)
{
timeAxis.AxisChanged += (sender, e) => AdjustYExtent(series, timeAxis, barAxis);
}
var controller = new PlotController();
controller.UnbindAll();
controller.BindMouseDown(OxyMouseButton.Left, PlotCommands.PanAt);
return new Example(pm, controller);
}
/// <summary>
/// Creates the volume series.
/// </summary>
/// <returns>The volume series.</returns>
/// <param name="title">Title.</param>
/// <param name="style">Style.</param>
/// <param name="n">N.</param>
/// <param name="natural">If set to <c>true</c> natural.</param>
private static Example CreateVolumeSeries(
string title,
VolumeStyle style,
int n = 10000,
bool natural = false)
{
var pm = new PlotModel { Title = title };
var series = new VolumeSeries
{
PositiveColor = OxyColors.DarkGreen,
NegativeColor = OxyColors.Red,
PositiveHollow = false,
NegativeHollow = false,
VolumeStyle = style
};
// create bars
foreach (var bar in OhlcvItemGenerator.MRProcess(n))
{
series.Append(bar);
}
// create visible window
var Istart = n - 200;
var Iend = n - 120;
var Xmin = series.Items[Istart].X;
var Xmax = series.Items[Iend].X;
// setup axes
var timeAxis = new DateTimeAxis
{
Position = AxisPosition.Bottom,
Minimum = Xmin,
Maximum = Xmax
};
var volAxis = new LinearAxis
{
Position = AxisPosition.Left,
Key = "Volume",
StartPosition = 0.0,
EndPosition = 1.0,
Minimum = natural ? double.NaN : 0,
Maximum = natural ? double.NaN : 10000
};
switch (style)
{
case VolumeStyle.Combined:
case VolumeStyle.Stacked:
pm.Axes.Add(timeAxis);
pm.Axes.Add(volAxis);
break;
case VolumeStyle.PositiveNegative:
volAxis.Minimum = natural ? double.NaN : -10000;
pm.Axes.Add(timeAxis);
pm.Axes.Add(volAxis);
break;
}
pm.Series.Add(series);
var controller = new PlotController();
controller.UnbindAll();
controller.BindMouseDown(OxyMouseButton.Left, PlotCommands.PanAt);
return new Example(pm, controller);
}
