private void DisplayAxisInfo(ScottPlot.MultiPlot multiplot)
{
for (int i = 0; i < multiplot.subplots.Length; i += 1)
{
Console.WriteLine($"Subplot index {i} {multiplot.subplots[i].GetAxisLimits()}");
}
}
public void Test_DefinedSpacing_NumericAxis()
{
int pointCount = 20;
// create a series of day numbers
double[] days = ScottPlot.DataGen.Consecutive(pointCount);
// simulate data for each date
double[] values = new double[pointCount];
Random rand = new Random(0);
for (int i = 1; i < pointCount; i++)
{
values[i] = values[i - 1] + rand.NextDouble();
}
var mplt = new ScottPlot.MultiPlot(1000, 400, 1, 2);
var pltDefault = mplt.GetSubplot(0, 0);
pltDefault.Title("Default xSpacing");
pltDefault.PlotScatter(days, values);
var pltTest = mplt.GetSubplot(0, 1);
pltTest.Title("xSpacing = 1 unit");
pltTest.PlotScatter(days, values);
// force inter-tick distance on a numerical axis
pltTest.Grid(xSpacing: 1);
TestTools.SaveFig(mplt);
}
public void Test_MultiPlot_MatchJustOneAxis()
{
ScottPlot.MultiPlot multiplot = SampleMultiPlot();
multiplot.subplots[1].MatchAxis(multiplot.subplots[3], horizontal: false);
multiplot.subplots[1].MatchLayout(multiplot.subplots[3], horizontal: false);
multiplot.subplots[1].Title("#1 (matched vertical to #3)");
multiplot.subplots[2].MatchAxis(multiplot.subplots[3], vertical: false);
multiplot.subplots[2].MatchLayout(multiplot.subplots[3], vertical: false);
multiplot.subplots[2].Title("#2 (matched hoizontal to #3)");
string name = System.Reflection.MethodBase.GetCurrentMethod().Name;
string filePath = System.IO.Path.GetFullPath(name + ".png");
multiplot.SaveFig(filePath);
Console.WriteLine($"Saved {filePath}");
DisplayAxisInfo(multiplot);
var matchedVerticalLimits = multiplot.subplots[1].AxisLimits();
var matchedHorizontalLimits = multiplot.subplots[1].AxisLimits();
Assert.Greater(matchedVerticalLimits.XMax, matchedVerticalLimits.XMin);
Assert.Greater(matchedVerticalLimits.YMax, matchedVerticalLimits.YMin);
Assert.Greater(matchedHorizontalLimits.XMax, matchedHorizontalLimits.XMin);
Assert.Greater(matchedHorizontalLimits.YMax, matchedHorizontalLimits.YMin);
}
public void Test_MultiPlot_DefaultScales()
{
ScottPlot.MultiPlot multiplot = SampleMultiPlot();
string name = System.Reflection.MethodBase.GetCurrentMethod().Name;
string filePath = System.IO.Path.GetFullPath(name + ".png");
multiplot.SaveFig(filePath);
Console.WriteLine($"Saved {filePath}");
DisplayAxisInfo(multiplot);
}
public void Test_DefinedSpacing_DateTimeAxis()
{
int pointCount = 20;
// create a series of dates
double[] dates = new double[pointCount];
var firstDay = new DateTime(2020, 1, 22);
for (int i = 0; i < pointCount; i++)
{
dates[i] = firstDay.AddDays(i).ToOADate();
}
// simulate data for each date
double[] values = new double[pointCount];
Random rand = new Random(0);
for (int i = 1; i < pointCount; i++)
{
values[i] = values[i - 1] + rand.NextDouble();
}
var mplt = new ScottPlot.MultiPlot(1000, 400, 1, 2);
var pltDefault = mplt.GetSubplot(0, 0);
pltDefault.Title("Default xSpacing");
pltDefault.PlotScatter(dates, values);
pltDefault.XAxis.DateTimeFormat(true);
var pltTest = mplt.GetSubplot(0, 1);
pltTest.Title("xSpacing = 1 day");
pltTest.PlotScatter(dates, values);
pltTest.XAxis.DateTimeFormat(true);
pltTest.XAxis.TickLabelStyle(rotation: 45);
pltTest.Layout(bottom: 60); // need extra height to accomodate rotated labels
// force 1 tick per day on a DateTime axis
pltTest.XAxis.ManualTickSpacing(1, ScottPlot.Ticks.DateTimeUnit.Day);
TestTools.SaveFig(mplt);
}
private ScottPlot.MultiPlot SampleMultiPlot()
{
var multiplot = new ScottPlot.MultiPlot(width: 800, height: 600, rows: 2, cols: 2);
// plot an increasng spread of data in each subplot
Random rand = new Random(0);
int pointCount = 100;
for (int i = 0; i < multiplot.subplots.Length; i += 1)
{
double zoom = Math.Pow(i + 1, 2);
multiplot.subplots[i].Title($"#{i}");
multiplot.subplots[i].AddScatter(
xs: ScottPlot.DataGen.Random(rand, pointCount, multiplier: zoom, offset: -.5 * zoom),
ys: ScottPlot.DataGen.Random(rand, pointCount, multiplier: zoom, offset: -.5 * zoom)
);
}
return(multiplot);
}
public void Test_MultiPlot_MatchAxis()
{
ScottPlot.MultiPlot multiplot = SampleMultiPlot();
// update the lower left (index 2) plot to use the scale of the lower right (index 3)
multiplot.subplots[2].SetAxisLimits(multiplot.subplots[3].GetAxisLimits());
multiplot.subplots[2].Title("#2 (matched to #3)");
string name = System.Reflection.MethodBase.GetCurrentMethod().Name;
string filePath = System.IO.Path.GetFullPath(name + ".png");
multiplot.SaveFig(filePath);
Console.WriteLine($"Saved {filePath}");
DisplayAxisInfo(multiplot);
var matchedAxisLimits = multiplot.subplots[2].GetAxisLimits();
Assert.Greater(matchedAxisLimits.XMax, matchedAxisLimits.XMin);
Assert.Greater(matchedAxisLimits.YMax, matchedAxisLimits.YMin);
}