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using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using MatplotlibCS;

using MatplotlibCS.PlotItems;

namespace Examples.Plot2D

{

class ExampleTimeAxis : IExample

{

/// <summary>

/// Chart of sin

/// </summary>

public void Run(string pythonExePath, string dasPlotPyPath)

{

#region create test data

const int N = 10;

var X = new double[N];

var Y1 = new double[N];

var Y2 = new double[N];

var x = 0.0;

const double h = 2 * Math.PI / N;

var rnd = new Random();

for (var i = 0; i < N; i++)

{

var y = Math.Sin(x);

X[i] = x;

Y1[i] = y;

y = Math.Sin(2 * x);

Y2[i] = y + rnd.NextDouble() / 10.0;

x += h;

}

#endregion

#region create plot

// init engine with right paths

var matplotlibCs = new MatplotlibCS.MatplotlibCS(pythonExePath, dasPlotPyPath);

var timeTicks = new List<DateTime>();

timeTicks.Add(DateTime.Now);

var xMajorTicks = new List<double>();

xMajorTicks.Add(0);

for (var i = 1; i < N; i++)

{

xMajorTicks.Add(i);

timeTicks.Add(timeTicks[i - 1] + new TimeSpan(0, rnd.Next(1, 10), 0, 0));

}

var figure = new Figure(1, 1)

{

FileName = "ExampleTimeAxis.png",

OnlySaveImage = true,

DPI = 150,

Subplots =

{

new Axes(1, "Time", "Value")

{

Title = "Time Axis Example",

LegendBorder = false,

Grid = new Grid()

{

MinorAlpha = 0.2,

MajorAlpha = 1.0,

XTimeTicks = timeTicks.Cast<object>().ToList(),

TimeTickFormat = TimeTickFormat.HHMMSS,

RegularTimeAxis = true,

YMajorTicks = new[] {-1, 2.5, 0.25, 0.125},

XMinorTicks = new[] {0.0, 7.25, 0.25, 1.125},

YMinorTicks = new[] {-1, 2.5, 0.125, 1.025},

XTickFontSize = 8,

XTickRotation = 30

},

PlotItems =

{

new Line2D("Data")

{

//X = timeTicks.Cast<object>().ToList(),

X=xMajorTicks.Cast<object>().ToList(),

Y = Y1.ToList(),

LineStyle = LineStyle.Dashed,

Marker = Marker.Circle,

MarkerSize = 5

},

//new Vline("vl", new object[] {DateTime.Now.AddHours(10)},-1,1),

new Vline("vl", new object[] {5},-1,1)

}

}

}

};

var t = matplotlibCs.BuildFigure(figure);

t.Wait();

#endregion

}

}

}