Crosshairs
View model
using SkiaSharp;
using LiveChartsCore;
using LiveChartsCore.SkiaSharpView;
using LiveChartsCore.SkiaSharpView.Painting;
using LiveChartsCore.Kernel.Sketches;
namespace ViewModelsSamples.Axes.Crosshairs;
public class ViewModel
{
public ISeries[] Series { get; set; } = [
new LineSeries<double> { Values = [200, 558, 458, 249, 457, 339, 587] },
new LineSeries<double> { Values = [210, 400, 300, 350, 219, 323, 618] },
];
public ICartesianAxis[] XAxes { get; set; } = [
new Axis
{
CrosshairLabelsBackground = SKColors.DarkOrange.AsLvcColor(),
CrosshairLabelsPaint = new SolidColorPaint(SKColors.DarkRed),
CrosshairPaint = new SolidColorPaint(SKColors.DarkOrange, 1),
Labeler = value => value.ToString("N2")
}
];
public ICartesianAxis[] YAxes { get; set; } = [
new Axis
{
CrosshairLabelsBackground = SKColors.DarkOrange.AsLvcColor(),
CrosshairLabelsPaint = new SolidColorPaint(SKColors.DarkRed),
CrosshairPaint = new SolidColorPaint(SKColors.DarkOrange, 1),
CrosshairSnapEnabled = true // snapping is also supported
}
];
}
using Eto.Forms;
using LiveChartsCore.SkiaSharpView.Eto;
using ViewModelsSamples.Axes.Crosshairs;
namespace EtoFormsSample.Axes.Crosshairs;
public class View : Panel
{
private readonly CartesianChart cartesianChart;
public View()
{
var viewModel = new ViewModel();
cartesianChart = new CartesianChart
{
Series = viewModel.Series,
XAxes = viewModel.XAxes,
YAxes = viewModel.YAxes,
};
Content = new DynamicLayout(cartesianChart);
}
}
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