public void Test_Scatter_Highlight()
{
var plt = new ScottPlot.Plot(400, 300);
// start with default settings
double[] xs = { 1, 2, 3, 4 };
double[] ys = { 1, 4, 9, 16 };
var splt = new ScatterPlotHighlight(xs, ys)
{
highlightedMarkerSize = 20, highlightedColor = System.Drawing.Color.Black
};
plt.Add(splt);
var bmp1 = TestTools.GetLowQualityBitmap(plt);
// change the plottable
splt.HighlightPointNearest(2.1, 4.1);
var bmp2 = TestTools.GetLowQualityBitmap(plt);
// measure what changed
//TestTools.SaveFig(bmp1, "1");
//TestTools.SaveFig(bmp2, "2");
var before = new MeanPixel(bmp1);
var after = new MeanPixel(bmp2);
Console.WriteLine($"Before: {before}");
Console.WriteLine($"After: {after}");
Assert.That(after.IsDarkerThan(before));
}
private void ShowValueOnHover2_Load(object sender, EventArgs e)
{
int pointCount = 100;
Random rand = new Random(0);
double[] xs = DataGen.Consecutive(pointCount, 0.1);
double[] ys = DataGen.NoisySin(rand, pointCount);
sph = formsPlot1.Plot.PlotScatterHighlight(xs, ys);
formsPlot1.Render();
}
public ScatterPlotHighlight PlotScatterHighlight(
double[] xs,
double[] ys,
Color?color = null,
double lineWidth = 1,
double markerSize = 5,
string label = null,
double[] errorX = null,
double[] errorY = null,
double errorLineWidth = 1,
double errorCapSize = 3,
MarkerShape markerShape = MarkerShape.filledCircle,
LineStyle lineStyle = LineStyle.Solid,
MarkerShape highlightedShape = MarkerShape.openCircle,
Color?highlightedColor = null,
double?highlightedMarkerSize = null
)
{
if (color is null)
{
color = settings.GetNextColor();
}
if (highlightedColor is null)
{
highlightedColor = Color.Red;
}
if (highlightedMarkerSize is null)
{
highlightedMarkerSize = 2 * markerSize;
}
var scatterPlot = new ScatterPlotHighlight(xs, ys, errorX, errorY)
{
color = (Color)color,
lineWidth = lineWidth,
markerSize = (float)markerSize,
label = label,
errorLineWidth = (float)errorLineWidth,
errorCapSize = (float)errorCapSize,
stepDisplay = false,
markerShape = markerShape,
lineStyle = lineStyle,
highlightedShape = highlightedShape,
highlightedColor = highlightedColor.Value,
highlightedMarkerSize = (float)highlightedMarkerSize.Value
};
Add(scatterPlot);
return(scatterPlot);
}
public ShowValueOnHover()
{
InitializeComponent();
int pointCount = 100;
Random rand = new Random(0);
double[] xs = DataGen.Consecutive(pointCount, 0.1);
double[] ys = DataGen.NoisySin(rand, pointCount);
sph = wpfPlot1.plt.PlotScatterHighlight(xs, ys);
wpfPlot1.Render();
}
private void Form1_Load(object sender, EventArgs e)
{
vline = formsPlot1.plt.PlotVLine(1);
hline = formsPlot1.plt.PlotHLine(1);
formsPlot1.plt.PlotHSpan(10, 20, draggable: true);
formsPlot1.plt.PlotVSpan(5, 10, draggable: true);
Random rand = new Random(0);
double[] xs = DataGen.Consecutive(100);
double[] ys = DataGen.RandomWalk(rand, 100);
sph = formsPlot1.plt.PlotScatterHighlight(xs, ys);
formsPlot1.Render();
}
