protected override void InitExample()
{
var dataSeries = new XyzDataSeries <DateTime, double, double>();
var tradeDataSource = DataManager.Instance.GetTradeticks().ToArray();
dataSeries.Append(
tradeDataSource.Select(x => x.TradeDate),
tradeDataSource.Select(x => x.TradePrice),
tradeDataSource.Select(x => x.TradeSize));
var xAxis = new DateAxis(Activity)
{
GrowBy = new DoubleRange(0, 0.1)
};
var yAxis = new NumericAxis(Activity)
{
GrowBy = new DoubleRange(0, 0.1)
};
var lineSeries = new FastLineRenderableSeries
{
DataSeries = dataSeries,
StrokeStyle = new PenStyle.Builder(Activity).WithColor(Color.Rgb(0xFF, 0x33, 0x33))
.WithThickness(1f, ComplexUnitType.Dip).Build()
};
var stops = new[] { 0, 0.95f, 1 };
var colors = new int[] { Color.Transparent, Resources.GetColor(Resource.Color.color_primary), Color.Transparent };
var gradientFill = new RadialGradientBrushStyle(0.5f, 0.5f, 0.5f, 0.5f, colors, stops, TileMode.Clamp);
var bubbleSeries = new FastBubbleRenderableSeries
{
DataSeries = dataSeries,
BubbleBrushStyle = gradientFill,
ZScaleFactor = 3,
AutoZRange = false,
};
using (Surface.SuspendUpdates())
{
Surface.XAxes.Add(xAxis);
Surface.YAxes.Add(yAxis);
Surface.RenderableSeries.Add(lineSeries);
Surface.RenderableSeries.Add(bubbleSeries);
Surface.ChartModifiers = new ChartModifierCollection
{
new RubberBandXyZoomModifier(),
new ZoomExtentsModifier(),
};
}
}
private BrushStyle CreateRadialBrush(int centerColor, int edgeColor)
{
var fillStyle = new RadialGradientBrushStyle(0.5f, 0.5f, 0.5f, 0.5f, new[] { centerColor, edgeColor }, new[] { 0f, 1f });
return(fillStyle);
}
