Markers with Fills

ScottPlot.Plot myPlot = new();

MarkerShape[] filledMarkerShapes = [
    MarkerShape.FilledCircle,
    MarkerShape.FilledSquare,
    MarkerShape.FilledTriangleUp,
    MarkerShape.FilledTriangleDown,
    MarkerShape.FilledDiamond,
];

for (int i = 0; i < filledMarkerShapes.Length; i++)
{
    var markerFill = myPlot.Add.Marker(i, 1, filledMarkerShapes[i]);
    markerFill.MarkerSize = 20;

    var markerFillAndOutline = myPlot.Add.Marker(i, -1, filledMarkerShapes[i]);
    markerFillAndOutline.MarkerSize = 20;

    // filled markers have a customizable fill color
    markerFill.MarkerFillColor = Colors.Green.WithAlpha(.5);
    markerFillAndOutline.MarkerFillColor = Colors.Green.WithAlpha(.5);

    // filled markers can be given an outline
    markerFillAndOutline.MarkerLineColor = Colors.Blue;
    markerFillAndOutline.LineWidth = 2;
}

myPlot.Layout.Frameless();
myPlot.HideGrid();
myPlot.Axes.SetLimitsY(-5, 5);

myPlot.SavePng("demo.png", 400, 300);