VerticalLine and HorizontalLine Label background color does not change as setting #3309
Description
Issue:
the vLine and hLine label background color would always be the same as linestyle color, nomatter what color set in label background property.
ScottPlot Version: 5.0.20 WPF version
Code Sample: See http://scottplot.net/faq/repro/ for tips about creating reproducible code samples
ScottPlot.Plot myPlot = new();
myPlot.Style.Background(Colors.Black, Colors.Black);
myPlot.Style.ColorLegend(Colors.Black, Colors.White, Colors.White);
myPlot.Style.ColorAxes(new Color(255, 255, 255, 64));
myPlot.Style.ColorGrids(Colors.White);
myPlot.Axes.Bottom.IsVisible = true;
myPlot.Axes.Top.IsVisible = false;
myPlot.Axes.Left.IsVisible = true;
myPlot.Axes.Right.IsVisible = false;
myPlot.Axes.Left.TickLabelStyle.FontSize = 48;
myPlot.Axes.Left.MaximumSize = 100;
myPlot.Axes.Left.MinimumSize = 100;
myPlot.Axes.Right.IsVisible = false;
myPlot.Axes.SetLimits(0, 86400, 0, 10000);
VerticalLine vLine = myPlot.Add.VerticalLine(43200);
HorizontalLine hLine = myPlot.Add.HorizontalLine(5000);
hLine.IsVisible = true;
hLine.Label.FontSize = 36;
hLine.Label.IsVisible = true;
hLine.Label.Text = "5000";
hLine.LineStyle.Color = Colors.White;
hLine.Label.BackColor = Colors.Black;
vLine.Label.IsVisible = true;
vLine.Label.Text = "12:00";
myPlot.Refresh();
myPlot.SavePng("bug.png");the horizontal line color should be white and its label background should be black, but label background is actually white