public void AxisVSpan_ExtremeZoomIn_FullScreenIsSpanColor()
{
var plt = new ScottPlot.Plot();
var axSpan = new VSpan()
{
Y1 = 1, Y2 = 10, Color = System.Drawing.Color.Green
};
plt.Add(axSpan);
// Initial zoom to fill full plot with span color
plt.AxisZoom(1, 10);
var smallZoomBmp = TestTools.GetLowQualityBitmap(plt);
var smallZoom = new MeanPixel(smallZoomBmp);
// Extreme zoom to prove that full plot filled with span Color
plt.AxisZoom(1, 10_000_000);
var extremeZoomBmp = TestTools.GetLowQualityBitmap(plt);
var extremeZoom = new MeanPixel(extremeZoomBmp);
// Compare mean pixel with delta, because different ticks
// Y Ticks has more affect on mean pixel
Assert.AreEqual(smallZoom.RGB, extremeZoom.RGB, 20);
}
public void Test_AxisAuto_AdjustsAllAxes()
{
var plt = new ScottPlot.Plot(400, 300);
var sig1 = plt.AddSignal(ScottPlot.DataGen.Sin(51));
sig1.XAxisIndex = 0;
sig1.YAxisIndex = 0;
var sig2 = plt.AddSignal(ScottPlot.DataGen.Cos(51));
sig2.XAxisIndex = 1;
sig2.YAxisIndex = 1;
// on startup all axes are reset with AxisAuto()
plt.Render();
plt.AxisAuto();
var originalLimitsPrimary = plt.GetAxisLimits(0);
var originalLimitsSecondary = plt.GetAxisLimits(1);
// zoom out on all axes
plt.AxisZoom(.1, .1, xAxisIndex: 0, yAxisIndex: 0);
plt.AxisZoom(.1, .1, xAxisIndex: 1, yAxisIndex: 1);
var zoomedOutLimitsPrimary = plt.GetAxisLimits(0);
Assert.Greater(zoomedOutLimitsPrimary.XSpan, originalLimitsPrimary.XSpan);
Assert.Greater(zoomedOutLimitsPrimary.YSpan, originalLimitsPrimary.YSpan);
var zoomedOutLimitsSecondary = plt.GetAxisLimits(1);
Assert.Greater(zoomedOutLimitsSecondary.XSpan, originalLimitsSecondary.XSpan);
Assert.Greater(zoomedOutLimitsSecondary.YSpan, originalLimitsSecondary.YSpan);
// call AxisAuto() which is now expected to act on all axes
plt.AxisAuto();
var resetLimitsPrimary = plt.GetAxisLimits(0);
var resetLimitsSecondary = plt.GetAxisLimits(1);
Assert.AreEqual(resetLimitsPrimary.XSpan, originalLimitsPrimary.XSpan);
Assert.AreEqual(resetLimitsPrimary.YSpan, originalLimitsPrimary.YSpan);
Assert.AreEqual(resetLimitsSecondary.XSpan, originalLimitsSecondary.XSpan);
Assert.AreEqual(resetLimitsSecondary.YSpan, originalLimitsSecondary.YSpan);
TestTools.SaveFig(plt);
//var limits = plt.GetAxisLimits();
//Console.WriteLine(limits);
}
public string Figure_01d_Zoom_and_Pan()
{
string name = System.Reflection.MethodBase.GetCurrentMethod().Name.Replace("Figure_", "");
string fileName = System.IO.Path.GetFullPath($"{outputFolderName}/{name}.png");
var plt = new ScottPlot.Plot(width, height);
plt.PlotScatter(dataXs, dataSin);
plt.PlotScatter(dataXs, dataCos);
plt.AxisZoom(2, 2);
plt.AxisPan(-10, .5);
plt.SaveFig(fileName);
Console.WriteLine($"Saved: {System.IO.Path.GetFileName(fileName)}");
return(name + ":" + ScottPlot.Tools.BitmapHash(plt.GetBitmap()));
}
public void Test_Signal_FillBelow_ZoomOut()
{
// addresses issue #1476 where zooming far out causes the width of the
// fill to be zero and a hard crash
// https://github.com/ScottPlot/ScottPlot/issues/1476
var plt = new ScottPlot.Plot(400, 300);
var line = plt.AddSignal(ScottPlot.DataGen.RandomWalk(100));
line.FillBelow();
for (int i = 0; i < 10; i++)
{
plt.AxisZoom(.1, .1);
plt.Render();
}
}
public void Test_View_LimitsOuter()
{
var plt = new ScottPlot.Plot(400, 300);
plt.AddSignal(ScottPlot.DataGen.Sin(51));
plt.AddSignal(ScottPlot.DataGen.Cos(51));
plt.SetOuterViewLimits(xMin: -123, xMax: 123, yMin: -13, yMax: 13);
TestTools.SaveFig(plt, "1");
for (int i = 0; i < 10; i++)
{
plt.AxisZoom(.5, .5);
}
TestTools.SaveFig(plt, "2");
var limits2 = plt.GetAxisLimits();
Assert.GreaterOrEqual(limits2.XMin, -123);
Assert.GreaterOrEqual(limits2.XMax, 123);
Assert.GreaterOrEqual(limits2.YMin, -13);
Assert.GreaterOrEqual(limits2.YMax, 13);
}
public void TestGroup_Axes()
{
Console.Write($"Axis adjustments (auto, pan, zoom) ... ");
plt.Clear();
plt.PlotScatter(xs, ys);
plt.AxisAuto();
double[] axesBefore = new double[4];
Array.Copy(plt.Axis(), axesBefore, 4);
plt.Axis(-1, 1, -1, 1);
Debug.Assert(axesAreDifferent(axesBefore, plt.Axis()));
plt.AxisAuto();
Debug.Assert(!axesAreDifferent(axesBefore, plt.Axis()));
plt.AxisPan(1, 2);
Debug.Assert(axesAreDifferent(axesBefore, plt.Axis()));
plt.AxisAuto();
Debug.Assert(!axesAreDifferent(axesBefore, plt.Axis()));
plt.AxisZoom(2, 3);
Debug.Assert(axesAreDifferent(axesBefore, plt.Axis()));
plt.AxisAuto();
Debug.Assert(!axesAreDifferent(axesBefore, plt.Axis()));
Pass();
}
public void Test_View_LimitsInner()
{
var plt = new ScottPlot.Plot(400, 300);
plt.AddSignal(ScottPlot.DataGen.Sin(51));
plt.AddSignal(ScottPlot.DataGen.Cos(51));
plt.SetInnerViewLimits(xMin: 10, xMax: 20, yMin: .1, yMax: .2);
plt.AxisAuto();
TestTools.SaveFig(plt, "1");
for (int i = 0; i < 10; i++)
{
plt.AxisZoom(2, 2);
}
TestTools.SaveFig(plt, "2");
var limits2 = plt.GetAxisLimits();
Assert.LessOrEqual(limits2.XMin, 10);
Assert.LessOrEqual(limits2.XMax, 20);
Assert.LessOrEqual(limits2.YMin, .1);
Assert.LessOrEqual(limits2.YMax, .2);
}
