public DateAxisSampleDemo()
: base("Code Project Date Axis Sample",
"Date Axis Sample", DemoType.Tutorial)
{
GraphPane myPane = base.GraphPane;
// Set the titles and axis labels
myPane.Title.Text = "My Test Date Graph";
myPane.XAxis.Title.Text = "Date";
myPane.YAxis.Title.Text = "My Y Axis";
// Make up some data points based on the Sine function
PointPairList list = new PointPairList();
for ( int i=0; i<36; i++ )
{
double x = (double) new XDate( 1995, 5, i+11 );
double y = Math.Sin( (double) i * Math.PI / 15.0 );
list.Add( x, y );
}
// Generate a red curve with diamond
// symbols, and "My Curve" in the legend
LineItem myCurve = myPane.AddCurve( "My Curve",
list, Color.Red, SymbolType.Diamond );
// Set the XAxis to date type
myPane.XAxis.Type = AxisType.Date;
base.ZedGraphControl.AxisChange();
}
private void IterativePrepare(double xs)
{
zedIterative.GraphPane.CurveList.Clear();
MyExtension.Function f = (x =>Math.Pow(Math.Abs(Math.Cos(x)),0.5));
zedIterative.Graph(f, -10, 10, 0.1, Color.Red);
zedIterative.Graph(x => x, -10, 10, 1, Color.Blue);
PointPairList list = new PointPairList();
double x0,x1 = xs;
iterativeLogger.Items.Clear();
list.Add(x1, f(x1));
do
{
x0 = x1;
x1 = f(x0);
list.Add(x0, x1);
iterativeLogger.Items.Add(
String.Format("X = + {0:0.#####} + ; f(x) = + {1:0.########}", x1, f(x1)));
} while (Math.Abs(x1 - x0) > Eps);
LineItem line = zedIterative.GraphPane.AddCurve("", list, Color.Green, SymbolType.Diamond);
line.Line.IsVisible = false;
zedIterative.AxisChange();
}
public void polowienia()
{
//p1 i p2 to przedziały ( początkowy i końcowy )
Number p1 = new Number(1.0, 2.0);
Number p2 = new Number(3.0, 2.0);
//
Random rnd = new Random();
Number epsilon = new Number(rnd.Next(2, 7), 100.0);
polowienieBox.AppendText("epsilon wynosi " + epsilon.value + "\nkolejne podziały: \n");
Function f_p1 = new Function(p1.value);
Function f_p2 = new Function(p2.value);
if (f_p1.val * f_p2.val < 0.0)
{
PointPairList lista = new PointPairList();
Random random = new Random();
for (int i = 0; i < 15; i++)
{
// dodawanie przedzialow na wykresie
lista.Add(f_p1.arg, 0); lista.Add(f_p1.arg, -20 + i * 2.5); lista.Add(f_p2.arg, -20 + i * 2.5); lista.Add(f_p2.arg, 0);
System.Threading.Thread.Sleep(25);
LineItem myCurve = zedGraphControl1.GraphPane.AddCurve("",
lista, Color.FromArgb(random.Next(0, 255), random.Next(0, 255), random.Next(0, 255)), SymbolType.None);
myCurve.Line.Width = 1.0f;
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
zedGraphControl1.Refresh();
//
polowienieBox.AppendText(i+1 + ". " + f_p1.arg + " - " + f_p2.arg + "\n");
Function srodek = new Function((f_p1.arg + f_p2.arg) / 2.0);
if (srodek.modulus() < epsilon.value)
{
polowienieBox.AppendText("\n\nMiejsce zerowe znalezione!\nPrzybliżone miejsce zerowe (" + srodek.val.ToString("0.###") + " < " + epsilon.value + ") znaleziono w x = " + srodek.arg.ToString("#.###"));
//dodawanie strzalki na wykresie
ArrowObj strzalka = new ArrowObj(Color.Black, 10.0f, srodek.arg, srodek.val + 45, srodek.arg, srodek.val + 5);
zedGraphControl1.GraphPane.GraphObjList.Add(strzalka);
zedGraphControl1.Refresh();
break;
}
else
{
if (f_p1.val * srodek.val < 0)
f_p2 = new Function(srodek.arg);
else
f_p1 = new Function(srodek.arg);
}
}
}
else
{
MessageBox.Show("Kryczyny błąd",
"wartosci funkcji dla tego przedziału są tego samego znaku - algorytm nie może kontynuować",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void button2_Click(object sender, EventArgs e)
{
double sigma = Convert.ToDouble(textBox1.Text);
int N = Convert.ToInt32(textBox3.Text);
int n = elem.val.Length;
double[] interval = new double[N + 1];
double[] value = new double[N];
double[] f = new double[N];
//строим функции распределения
ZedGraph.PointPairList F_list = new ZedGraph.PointPairList();
ZedGraph.PointPairList Fn_list = new ZedGraph.PointPairList();
zedGraphControl1.GraphPane.Title.Text = "График функций распределения";
zedGraphControl1.GraphPane.XAxis.Title.Text = "X";
zedGraphControl1.GraphPane.YAxis.Title.Text = "F(x)";
double D = 0.0;
double h = elem.val[n - 1] / 1000.0;
int sum = 0;
for (int i = 0; i < 1000; i++)
{
sum = 0;
for (int j = 0; j < n; j++)
{
double temp = elem.val[0] + h * i;
if (elem.val[j] < elem.val[0] + h * i)
{
sum++;
}
}
if (Fn_list.Count != 0)
{
Fn_list.Add(elem.val[0] + h * i, Fn_list[Fn_list.Count - 1].Y);
}
Fn_list.Add(elem.val[0] + h * i, (double)sum / (double)n);
F_list.Add(elem.val[0] + h * i, 1 - Math.Exp(-(elem.val[0] + h * i) * (elem.val[0] + h * i) / (2 * sigma * sigma)));
D = Math.Max(D, Math.Abs((double)sum / (double)n - (1 - Math.Exp(-(elem.val[0] + h * i) * (elem.val[0] + h * i) / (2 * sigma * sigma)))));
}
zedGraphControl1.GraphPane.CurveList.Clear();
textBox4.Text = D.ToString();
ZedGraph.LineItem CurveF = zedGraphControl1.GraphPane.AddCurve("F", F_list, Color.FromName("Red"), ZedGraph.SymbolType.None);
ZedGraph.LineItem CurveFn = zedGraphControl1.GraphPane.AddCurve("Fвыб", Fn_list, Color.FromName("Green"), ZedGraph.SymbolType.None);
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
}
public AxisMarkerCurveItem(double value, bool isXAxis)
{
Value = value;
IsXAxisMarker = isXAxis;
var points = new PointPairList();
if(isXAxis)
points.Add(value, PointPair.Missing);
else
points.Add(PointPair.Missing, value);
Points = points;
PenColor = Color.Red;
}
private void Draw(int[] x, int[] y, int[] z)
{
GraphPane pane = zgcHist.GraphPane;
pane.CurveList.Clear();
PointPairList list = new PointPairList();
PointPairList list2 = new PointPairList();
for (long j = 0; j < x.Length; j++)
{
if (x[j] != 0)
{
list.Add(x[j], y[j]);
list2.Add(x[j], z[j]);
}
}
//BurlyWood Coral DarkMagenta
LineItem myCurve = pane.AddCurve("Гистограмма", list, Color.Coral, SymbolType.None);
//Color color = Color.FromArgb(100, Color.Coral);
//myCurve.Line.Fill = new ZedGraph.Fill(color);
pane.AddCurve("Ожидаемый результат", list2, Color.BurlyWood, SymbolType.None);
pane.YAxis.Scale.Min = 0;
pane.YAxis.Scale.Max = 1.1*y.Max();
pane.Title.Text = filename;
zgcHist.AxisChange();
zgcHist.Invalidate();
}
public Form2(Form1 f2)
{
InitializeComponent();
GraphPane pane = zedGraph.GraphPane;
// Очистим список кривых на тот случай, если до этого сигналы уже были нарисованы
pane.CurveList.Clear();
// Создадим список точек
PointPairList list = new PointPairList();
PointPairList list2 = new PointPairList();
// Заполняем список точек
// Создадим кривую с названием "Функція",
// которая будет рисоваться голубым цветом (Color.Blue),
// Опорные точки выделяться не будут (SymbolType.None)
LineItem myCurve = pane.AddCurve("Функція Y", list, Color.Blue, SymbolType.None);
LineItem myCurve2 = pane.AddCurve("Функція Y(точ)", list2, Color.Red, SymbolType.None);
for (int i = 0; i < f2.dataGridView1.RowCount-1; i++)
{
list.Add(Convert.ToDouble( f2.dataGridView1[0, i].Value),Convert.ToDouble( f2.dataGridView1[1, i].Value));
list2.Add(Convert.ToDouble(f2.dataGridView1[0, i].Value), Convert.ToDouble(f2.dataGridView1[2, i].Value));
}
zedGraph.AxisChange();
pane.Title.Text = "Графік";
// Обновляем график
zedGraph.Invalidate();
}
public PointPairList Histogram(PictureBox pb)
{
int width, height;
width = pb.Image.Width;
height = pb.Image.Height;
byte[] inputBytes = GetBytes((Bitmap)pb.Image);
int[] intencity = new int[256];
int index;
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
byte r = inputBytes[4 * (width * y + x) + 0];
byte g = inputBytes[4 * (width * y + x) + 1];
byte b = inputBytes[4 * (width * y + x) + 2];
index = (int)(0.3 * r + 0.59 * g + 0.11 * b);
intencity[index]++;
}
}
PointPairList points = new PointPairList();
for (int i = 0; i < 256; i++)
{
points.Add(i, intencity[i]);
}
return points;
}
/// <summary>
/// Constructs with the details of teh function regression problem to be visualized.
/// </summary>
/// <param name="func">The function being regressed.</param>
/// <param name="xMin">The minimum value of the input range being sampled.</param>
/// <param name="xIncr">The increment between input sample values.</param>
/// <param name="sampleCount">The number of samples over the input range.</param>
/// <param name="genomeDecoder">Genome decoder.</param>
public FunctionRegressionView2D(IFunction func, double xMin, double xIncr, int sampleCount, IGenomeDecoder<NeatGenome,IBlackBox> genomeDecoder)
{
InitializeComponent();
InitGraph(string.Empty, string.Empty, string.Empty);
_func = func;
_xMin = xMin;
_xIncr = xIncr;
_sampleCount = sampleCount;
_genomeDecoder = genomeDecoder;
// Prebuild plot point objects.
_plotPointListTarget = new PointPairList();
_plotPointListResponse = new PointPairList();
double[] args = new double[]{xMin};
for(int i=0; i<sampleCount; i++, args[0] += xIncr)
{
_plotPointListTarget.Add(args[0], _func.GetValue(args));
_plotPointListResponse.Add(args[0], 0.0);
}
// Bind plot points to graph.
zed.GraphPane.AddCurve("Target", _plotPointListTarget, Color.Black, SymbolType.None);
zed.GraphPane.AddCurve("Network Response", _plotPointListResponse, Color.Red, SymbolType.None);
}
private void btnCalc_Click(object sender, EventArgs e)
{
int seed = int.Parse(Seed.Text);
IRandomMethod method = new MethodMiddleOfSquare(seed);
if (radioButton1.Checked) method = new MethodMiddleOfSquare(seed);
if (radioButton2.Checked) method = new MultiplicativeCongruentialMethod(seed, 3453, 5675673);
int countNumbers = int.Parse(CountNumbers.Text);
int countNumbers2 = int.Parse(CountNumbers2.Text);
int numberSections = int.Parse(textBox1.Text);
ITestingMethod testingMethod = new EasyTesting();
double M, D;
double[] values = testingMethod.TestingUniformity(method, numberSections, countNumbers2, out M, out D);
double C = testingMethod.TestingtestingIndependence(method, countNumbers);
Correlation.Text = string.Format("Correlation = {0}", C);
MValue.Text = string.Format("M = {0}", M);
DValue.Text = string.Format("D = {0}", D);
ZedGraph.PointPairList table = new PointPairList();
for(int i=0;i<numberSections;i++)
{
table.Add(i,values[i]);
}
zedGraphControl1.GraphPane.AddCurve("", table, Color.Blue, SymbolType.Square);
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
}
public StepChartDemo()
: base("A sample step chart",
"Step Chart Demo", DemoType.Line)
{
GraphPane myPane = base.GraphPane;
// Set the title and axis labels
myPane.Title.Text = "Demo for Step Charts";
myPane.XAxis.Title.Text = "Time, Days";
myPane.YAxis.Title.Text = "Widget Production (units/hour)";
// Generate some sine-based data values
PointPairList list = new PointPairList();
for ( double i=0; i<36; i++ )
{
double x = i * 5.0;
double y = Math.Sin( i * Math.PI / 15.0 ) * 16.0;
list.Add( x, y );
}
// Add a red curve with circle symbols
LineItem curve = myPane.AddCurve( "Step", list, Color.Red, SymbolType.Circle );
curve.Line.Width = 1.5F;
// Fill the area under the curve
curve.Line.Fill = new Fill( Color.White, Color.FromArgb( 60, 190, 50), 90F );
// Fill the symbols with white to make them opaque
curve.Symbol.Fill = new Fill( Color.White );
curve.Symbol.Size = 5;
// Set the curve type to forward steps
curve.Line.StepType = StepType.ForwardStep;
base.ZedGraphControl.AxisChange();
}
private void Draw()
{
int[] x = { 1, 2, 3, 4, 5 };
int[] y = { 5, 4, 3, 2, 1 };
GraphPane pane = zgcHist.GraphPane;
pane.CurveList.Clear();
PointPairList list = new PointPairList();
for (long j = 0; j < x.Length; j++)
{
if (x[j] != 0)
{
list.Add(x[j], y[j]);
}
}
//BurlyWood Coral DarkMagenta
LineItem myCurve = pane.AddCurve("Curve", list, Color.Coral, SymbolType.None);
//Color color = Color.FromArgb(100, Color.Coral);
//myCurve.Line.Fill = new ZedGraph.Fill(color);
pane.YAxis.Scale.Min = 0;
pane.YAxis.Scale.Max = 1.1 * y.Max();
zgcHist.AxisChange();
zgcHist.Invalidate();
}
public void DrawSorted(SeriesList list, string title, string subTitle,string xAxisTitle)
{
Clear();
if (list.Count == 0)
{
return;
}
for (int i = 0; i < list.Count; i++)
{
PointPairList pairs = new PointPairList();
foreach (var pt in list[i])
{
pairs.Add(pt.Percent, pt.Value);
}
var color = Default.GetSeriesColor(pane.CurveList.Count);
LineItem myCurve = pane.AddCurve(list[i].Appearance.LegendText,
pairs, color);
myCurve.Symbol.IsVisible = false;
myCurve.Line.Width = Default.GetSeriesWidth(pane.CurveList.Count);
}
pane.Title.Text = title + "\n" + subTitle;
pane.XAxis.Title.Text = xAxisTitle;
FormatBottomAxisNumeric();
pane.XAxis.Scale.Format = "";
pane.XAxis.Scale.MajorStep = 5;
FormatYAxisStandard();
SetPaneVisible(true);
LabelYaxis(list);
RefreshChart(chart1);
}
private void DrawGraphics()
{
int length = resultsList.Count();
PointPairList avgsValues = new PointPairList();
PointPairList sigmasValues = new PointPairList();
foreach (double d in resultsList[length - 1].trajectoryAvgs.Keys)
{
avgsValues.Add(d, resultsList[length - 1].trajectoryAvgs[d]);
}
foreach (double d in resultsList[length - 1].trajectorySigmas.Keys)
{
sigmasValues.Add(d, resultsList[length - 1].trajectorySigmas[d]);
}
avgsGraphic.GraphPane.Legend.FontSpec.Size = 8;
LineItem avgsL = avgsGraphic.GraphPane.AddCurve(resultsList[length - 1].parameterLine,
avgsValues, currentColor, SymbolType.Circle);
avgsL.IsVisible = this.currentPointView;
avgsGraphic.AxisChange();
avgsGraphic.Invalidate();
avgsGraphic.Refresh();
sigmasGraphic.GraphPane.Legend.FontSpec.Size = 8;
LineItem sigmasL = sigmasGraphic.GraphPane.AddCurve(resultsList[length - 1].parameterLine,
sigmasValues, currentColor, SymbolType.Circle);
sigmasL.IsVisible = this.currentPointView;
sigmasGraphic.AxisChange();
sigmasGraphic.Invalidate();
sigmasGraphic.Refresh();
}
/// <summary>
/// Filters the <see cref="DataFrameBuilder.Points"/> down to just those that are
/// visible if the graph has been zoomed in.
/// This method only filters based on the value on the Base Axis
/// (i.e. the X-Axis for most curves).
/// </summary>
public virtual DataFrameBuilder FilterToZoomedRange(DataFrameBuilder dataFrameBuilder)
{
var graphPane = dataFrameBuilder.GraphPane;
var pointList = dataFrameBuilder.Points;
var baseAxis = dataFrameBuilder.CurveItem.BaseAxis(graphPane);
if (baseAxis.Scale.IsAnyOrdinal)
{
// If the Scale is either Ordinal or Text, then don't
// filter the PointList, because the point values
// are derived from their position in the list.
return dataFrameBuilder;
}
Func<PointPair, double> valueOfPointFunc = ValueOfPointFuncForAxis(dataFrameBuilder, baseAxis);
if (null == valueOfPointFunc)
{
return dataFrameBuilder;
}
double min = baseAxis.Scale.Min;
double max = baseAxis.Scale.Max;
var pointPairList = new PointPairList();
for (int i = 0; i < pointList.Count; i++)
{
var pointPair = pointList[i];
double value = valueOfPointFunc(pointPair);
if (value < min || value > max)
{
continue;
}
pointPairList.Add(pointPair);
}
return dataFrameBuilder.SetPoints(pointPairList);
}
private void FormEnergyCurve_Load(object sender, EventArgs e)
{
if (CoeffList.Count < 2)
return;
string curveName = "";
int counter = 0;
foreach (double coeff in CoeffList)
{
curveName += coeff.ToString("E") + " * x^" + counter.ToString() + " + ";
counter++;
}
curveName = curveName.Substring(0, curveName.Length - 3);
Det.EnergyCurveCoefficients.Clear();
Det.EnergyCurveCoefficients.AddRange(CoeffList);
GraphPane pane = graph.GraphPane;
PointPairList list = new PointPairList();
for (int i = 0; i < Det.CurrentNumChannels; i++)
list.Add((double)i, Det.GetEnergy(i));
LineItem energyCurve = pane.AddCurve(curveName, list, Color.Green, SymbolType.None);
graph.RestoreScale(pane);
graph.AxisChange();
graph.Refresh();
}
public HiLowBarDemo()
: base("A demo demonstrating HiLow Bars.\n" +
"These are bars in which the top and the bottom of the bar is defined with user data",
"Hi-Low Bar", DemoType.Bar)
{
GraphPane myPane = base.GraphPane;
// Set the title and axis labels
myPane.Title.Text = "Hi-Low Bar Graph Demo";
myPane.XAxis.Title.Text = "Event";
myPane.YAxis.Title.Text = "Range of Values";
// Make up some data points based on the Sine function
PointPairList list = new PointPairList();
for ( int i=1; i<45; i++ )
{
double y = Math.Sin( (double) i * Math.PI / 15.0 );
double yBase = y - 0.4;
list.Add( (double) i, y, yBase );
}
// Generate a red bar with "Curve 1" in the legend
HiLowBarItem myCurve = myPane.AddHiLowBar( "Curve 1", list, Color.Red );
// Fill the bar with a red-white-red gradient for a 3d look
myCurve.Bar.Fill = new Fill( Color.Red, Color.White, Color.Red, 0 );
// Make the bar width based on the available space, rather than a size in points
// myCurve.Bar.IsAutoSize = true;
// Fill the axis background with a color gradient
myPane.Chart.Fill = new Fill( Color.White,
Color.FromArgb( 255, 255, 166), 45.0F );
base.ZedGraphControl.AxisChange();
}
public void AddNewCurve(string CurveName, double[] CurveData_X, double[] CurveData_Y)
{
// Make up some data points from the Sine function
int NumofPoints = CurveData_X.Length;
PointPairList list = new PointPairList();
for (int x = 0; x < NumofPoints; x++)
{
list.Add(CurveData_X[x], CurveData_Y[x]);
}
Color Clr = Color.FromArgb(ClrRnd.Next(255), ClrRnd.Next(255), ClrRnd.Next(255));
// Generate a random-colored curve with circle symbols, and CurveName in the legend
LineItem myCurve = myPane.AddCurve(CurveName, list, Clr,SymbolType.Circle);
// Fill the axis background with a color gradient
myPane.Chart.Fill = new Fill(Color.White, Color.LightGoldenrodYellow, 45F);
// Fill the pane background with a color gradient
myPane.Fill = new Fill(Color.White, Color.Pink, 45F);
// Calculate the Axis Scale Ranges
_zedObject.AxisChange();
}
void EveryNumCycleLoad(object sender, EventArgs e)
{
MasterPane myMaster = zedGraphControl1 .MasterPane ;
myMaster.PaneList.Clear();
myMaster.Title.Text = "MasterPane Test";
myMaster.Title.IsVisible = true;
myMaster.Fill = new Fill( Color.White, Color.MediumSlateBlue, 45.0F );
int[][] everyRes = DataProcess .AllSingleCycle (MainForm .arr ) ;
for ( int j=0; j< 10; j++ )
{
GraphPane myPane = new GraphPane();
myPane.Title.Text = "My Test Graph #" + (j+1).ToString();
myPane.XAxis.Title.Text = "X Axis";
myPane.YAxis.Title.Text = "Y Axis";
//myPane.Fill = new Fill( Color.White, Color.LightYellow, 45.0F );
//myPane.BaseDimension = 6.0F;
PointPairList list = new PointPairList();
for ( int i=0; i < everyRes [j ].Length ; i++ )
{
int x = i ;
int y = everyRes [j ][i ] ;
list.Add( x, y );
}
LineItem myCurve = myPane.AddCurve( "label" + j.ToString(),list, Color.Red, SymbolType.Diamond );
myMaster.Add( myPane );
}
using ( Graphics g = this.CreateGraphics() )
{
myMaster .SetLayout( g, PaneLayout.SquareColPreferred );
}
}
void DrawSolve(List <double> xi, List <double> ui, List <double> vi)
{
ZedGraph.PointPairList v_list = new ZedGraph.PointPairList();
ZedGraph.PointPairList u_list = new ZedGraph.PointPairList();
for (int i = 0; i < xi.Count; i++)
{
v_list.Add(xi[i], vi[i]);
u_list.Add(xi[i], ui[i * 2]);
if (i % ((n / 1000) + 1) == 0)
{
dataGridView1.Rows.Add(i, xi[i], vi[i], ui[i * 2], Math.Abs(vi[i] - ui[i * 2]));
}
}
zedGraphControl2.GraphPane.XAxis.Min = -0.01;
zedGraphControl2.GraphPane.XAxis.Max = 1.0;
zedGraphControl2.GraphPane.CurveList.Clear();
zedGraphControl2.GraphPane.Title = "Решение";
ZedGraph.LineItem CurveV = zedGraphControl2.GraphPane.AddCurve("v(x)", v_list, colors[1], ZedGraph.SymbolType.None);
ZedGraph.LineItem CurveU = zedGraphControl2.GraphPane.AddCurve("v2(x)", u_list, colors[4], ZedGraph.SymbolType.None);
zedGraphControl2.AxisChange();
zedGraphControl2.Invalidate();
}
void DrawError(List <double> xi, List <double> dif)
{
ZedGraph.PointPairList err_list = new ZedGraph.PointPairList();
xdifference = dif[0];
xPoint = xi[0];
for (int i = 1; i < xi.Count; i++)
{
err_list.Add(xi[i], dif[i]);
if (xdifference < dif[i])
{
xdifference = dif[i];
xPoint = xi[i];
}
}
zedGraphControl1.GraphPane.XAxis.Min = -0.01;
zedGraphControl1.GraphPane.XAxis.Max = 1.0;
zedGraphControl1.GraphPane.CurveList.Clear();
zedGraphControl1.GraphPane.Title = "Погрешность";
ZedGraph.LineItem CurveV = zedGraphControl1.GraphPane.AddCurve("error in scheme`s values", err_list, colors[1], ZedGraph.SymbolType.None);
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
}
void DrawError(List <double> xi, List <double> dif, string task)
{
ZedGraph.PointPairList err_list = new ZedGraph.PointPairList();
int n = xi.Count();
for (int i = 1; i < n; i++)
{
err_list.Add(xi[i], dif[i]);
}
zedGraphControl1.GraphPane.XAxis.Min = -0.1;
zedGraphControl1.GraphPane.XAxis.Max = 1.0;
zedGraphControl1.GraphPane.CurveList.Clear();
ZedGraph.LineItem CurveV = zedGraphControl1.GraphPane.AddCurve("error in scheme`s values", err_list, Color.FromName("Green"), ZedGraph.SymbolType.None);
if (task == "test")
{
zedGraphControl1.GraphPane.YAxis.Title = "|u(x) - v(x)|";
}
else if (task == "main")
{
zedGraphControl1.GraphPane.YAxis.Title = "|v(x) - v2(x)|";
}
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
}
public HistogramXY(int [] x, String axis)
{
int i;
InitializeComponent();
// get a reference to the GraphPane
GraphPane myPane = zedGraphControl1.GraphPane;
//Set the titles
myPane.Title.Text = "Histograma";
myPane.XAxis.Title.Text = axis;
myPane.YAxis.Title.Text = "Contagem";
//list points
PointPairList list1 = new PointPairList();
for (i = 0; i < x.Length; i++)
{
list1.Add(i, x[i]);
}
//add bar series
myPane.AddCurve(axis, list1, Color.Gray, SymbolType.None);
myPane.XAxis.Scale.Min = 0;
myPane.XAxis.Scale.Max = x.Length-1;
zedGraphControl1.AxisChange();
}
public InitialSampleDemo()
: base("Code Project Initial Sample",
"Initial Sample", DemoType.Tutorial)
{
GraphPane myPane = base.GraphPane;
// Set the title and axis labels
myPane.Title.Text = "My Test Graph\n(For CodeProject Sample)";
myPane.XAxis.Title.Text = "My X Axis";
myPane.YAxis.Title.Text = "My Y Axis";
// Make up some data arrays based on the Sine function
PointPairList list1 = new PointPairList();
PointPairList list2 = new PointPairList();
for ( int i=0; i<36; i++ )
{
double x = (double) i + 5;
double y1 = 1.5 + Math.Sin( (double) i * 0.2 );
double y2 = 3.0 * ( 1.5 + Math.Sin( (double) i * 0.2 ) );
list1.Add( x, y1 );
list2.Add( x, y2 );
}
// Generate a red curve with diamond
// symbols, and "Porsche" in the legend
LineItem myCurve = myPane.AddCurve( "Porsche",
list1, Color.Red, SymbolType.Diamond );
// Generate a blue curve with circle
// symbols, and "Piper" in the legend
LineItem myCurve2 = myPane.AddCurve( "Piper",
list2, Color.Blue, SymbolType.Circle );
base.ZedGraphControl.AxisChange();
}
private void CreateGraph( ZedGraphControl zgc )
{
GraphPane myPane = zgc.GraphPane;
// Set the titles and axis labels
myPane.Title.Text = "My Test Graph";
myPane.XAxis.Title.Text = "X Value";
myPane.YAxis.Title.Text = "My Y Axis";
// Make up some data points from the Sine function
PointPairList list = new PointPairList();
for ( double x = 0; x < 36; x++ )
{
double y = Math.Sin( x * Math.PI / 15.0 );
list.Add( x, y );
}
// Generate a blue curve with circle symbols, and "My Curve 2" in the legend
LineItem myCurve = myPane.AddCurve( "My Curve", list, Color.Blue,
SymbolType.Circle );
// Fill the area under the curve with a white-red gradient at 45 degrees
myCurve.Line.Fill = new Fill( Color.White, Color.Red, 45F );
// Make the symbols opaque by filling them with white
myCurve.Symbol.Fill = new Fill( Color.White );
// Fill the axis background with a color gradient
myPane.Chart.Fill = new Fill( Color.White, Color.LightGoldenrodYellow, 45F );
// Fill the pane background with a color gradient
myPane.Fill = new Fill( Color.White, Color.FromArgb( 220, 220, 255 ), 45F );
// Calculate the Axis Scale Ranges
zgc.AxisChange();
}
public StickItemDemo()
: base("A demonstration of the 'StickItem', which is a single line for " +
"each point running from the XAxis to the data value",
"Stick Item Demo", DemoType.Bar)
{
GraphPane myPane = base.GraphPane;
// Set the titles and axis labels
myPane.Title.Text = "StickItem Demo Chart";
myPane.XAxis.Title.Text = "X Label";
myPane.YAxis.Title.Text = "My Y Axis";
PointPairList list = new PointPairList();
for ( int i=0; i<100; i++ )
{
double x = (double) i;
double y = Math.Sin( i / 8.0 );
double z = Math.Abs(Math.Cos( i / 8.0 )) * y;
list.Add( x, y, z );
}
StickItem myCurve = myPane.AddStick( "Some Sticks", list, Color.Blue );
myCurve.Line.Width = 2.0f;
myPane.XAxis.MajorGrid.IsVisible = true;
myPane.XAxis.Scale.Max = 100;
// Fill the axis background with a color gradient
myPane.Chart.Fill = new Fill( Color.White,
Color.LightGoldenrodYellow, 45.0F );
base.ZedGraphControl.AxisChange();
}
private void DrawLine()
{
ZedGraph1.Type = AnalyticsType.Line;
ZedGraph1.Title = DateTime.Now.Year.ToString() + " . " + DateTime.Now.Month.ToString();
ZedGraph1.XAxisTitle = "Month";
ZedGraph1.YAxisTitle = "Amount";
ZedGraph1.ZGWidth = 780;
ZedGraph1.ZGHeight = 250;
ZedGraph1.IsChangeColor = false;
ZedGraph.PointPairList ppl = new ZedGraph.PointPairList();
DateTime current = DateTime.Now;
ArrayList al = new ArrayList();
for (int i = 0; i < 12; i++)
{
int iMM = i + 1;
DateTime start = new DateTime(current.Year, iMM, 1);
DateTime end = new DateTime(current.Year, iMM, DateTime.DaysInMonth(current.Year, iMM));
string where = string.Empty;
where = "StatusID>0 and StatusID<4 and CreateDate >='" + start.ToString("yyyy-MM-dd") + " 00:00:00' and CreateDate <='" + end.ToString("yyyy-MM-dd") + " 23:59:59'";
decimal iCount = MojoCube.Web.Sql.GetResultSum("Order_List", "Amount", where);
double x = i;
double y = (double)iCount;
ppl.Add(x, y);
}
ZedGraph1.DataSource.Add(ppl);
ZedGraph1.CurveNameList.Add("");
}
public void Page_Load(object sender, EventArgs e)
{
Double donnéeDeCourbe = 6.5;
double[] x = new double[100];
double[] maximum = new double[100];
double[] minimum = new double[100];
double[] moyenne = new double[100];
double[] variable = new double[100];
for (int i = 0; i < x.Length; i++)
{
x[i] = i;
maximum[i] = 9;
minimum[i] = 3;
moyenne[i] = 6;
variable[i] = donnéeDeCourbe;
}
// This is to remove all plots
zedGraphControl1.GraphPane.CurveList.Clear();
GraphPane myPane = zedGraphControl1.GraphPane;
// Définis la liste des points
PointPairList spl1 = new PointPairList(x, maximum);
PointPairList spl2 = new PointPairList(x, minimum);
PointPairList spl3 = new PointPairList(x, moyenne);
PointPairList spl4 = new PointPairList(x, variable);
PointPairList Ppl = new PointPairList();
int y =0;
foreach (Ech_Resultat Er in Ech_ResultatDB.List())
{
y++;
PointPair Pp = new PointPair(y, Er.Resultat, EchantillonDB.Get(Er.ID_Echantillon).NumLot);
Ppl.Add(Pp);
}
// Ajouter les lignes a mon graphique
LineItem myCurve1 = myPane.AddCurve("", spl1, Color.DarkBlue, SymbolType.None);
LineItem myCurve2 = myPane.AddCurve("Minimum Maximum", spl2, Color.DarkBlue, SymbolType.None);
LineItem myCurve3 = myPane.AddCurve("moyenne", spl3, Color.Black, SymbolType.None);
LineItem myCurve4 = myPane.AddCurve("Resultat", Ppl, Color.ForestGreen, SymbolType.Diamond);
myCurve1.Line.Width = 2.0F;
myCurve2.Line.Width = 2.0F;
myCurve3.Line.Width = 2.0F;
myCurve4.Line.Width = 2.0F;
myPane.Title.Text = "Graphique épaisseur peinture";
myPane.XAxis.Title.Text = "Test";
myPane.YAxis.Title.Text = "Epaisseur peinture";
myPane.Legend.Position = ZedGraph.LegendPos.Bottom;
// I add all three functions just to be sure it refeshes the plot.
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
zedGraphControl1.Refresh();
}
public void UpdateGraph()
{
zedGraphControl.GraphPane.GraphObjList.Clear();
zedGraphControl.GraphPane.CurveList.Clear();
var currentRow = bindingSource.Current as DataRow;
var target = comboTarget.SelectedItem;
if (currentRow != null)
{
var refinedPoints = new PointPairList();
var outliers = new PointPairList();
var regression = currentRow.Refined ?? currentRow.Unrefined;
if (regression != null && regression.OriginalTimes.Count > 0)
{
var outlierIndexes = regression.OutlierIndexes;
for (int i = 0; i < regression.TotalCount; i++)
{
var point = new PointPair(regression.OriginalTimes[i], regression.TargetTimes[i], currentRow.RegressedPeptides[i]);
if (outlierIndexes.Contains(i))
{
outliers.Add(point);
}
else
{
refinedPoints.Add(point);
}
}
var refinedScatter = zedGraphControl.GraphPane.AddCurve("Refined Points", refinedPoints, Color.Black, SymbolType.Diamond);
refinedScatter.Symbol.Size = 8f;
refinedScatter.Line.IsVisible = false;
refinedScatter.Symbol.Border.IsVisible = false;
refinedScatter.Symbol.Fill = new Fill(Color.DarkBlue);
if (outliers.Count > 0)
{
var outlierScatter = zedGraphControl.GraphPane.AddCurve("Outliers", outliers, Color.Black,
SymbolType.Diamond);
outlierScatter.Symbol.Size = 8f;
outlierScatter.Line.IsVisible = false;
outlierScatter.Symbol.Border.IsVisible = false;
outlierScatter.Symbol.Fill = new Fill(Color.BlueViolet);
}
double xMin = regression.OriginalTimes.Min();
double xMax = regression.OriginalTimes.Max();
var regressionLine = zedGraphControl.GraphPane
.AddCurve("Regression line", new[] { xMin, xMax },
new[] { xMin * regression.Slope + regression.Intercept,xMax * regression.Slope + regression.Intercept},
Color.Black);
regressionLine.Symbol.IsVisible = false;
zedGraphControl.GraphPane.Title.Text = string.Format("Alignment of {0} to {1}",
currentRow.MsDataFile,
target);
zedGraphControl.GraphPane.XAxis.Title.Text
= string.Format("Time from {0}", currentRow.DataFile);
zedGraphControl.GraphPane.YAxis.Title.Text = "Aligned time";
zedGraphControl.GraphPane.AxisChange();
zedGraphControl.Invalidate();
}
}
}
private void button3_Click(object sender, EventArgs e)
{
PointPairList list = new PointPairList();
GraphPane myPane = zedGraphControl1.GraphPane;
//GraphPane myPane = zedGraphControl1.GraphPane;
LineItem myCurve;
//zgl.GraphPane.CurveList.Remove(my);
list.Clear();
this.zedGraphControl1.GraphPane.CurveList.Clear();//折线图清空
this.zedGraphControl1.GraphPane.GraphObjList.Clear();
this.zedGraphControl1.AxisChange();
this.zedGraphControl1.Refresh();
if ( comboBox12.SelectedItem != null && comboBox13.SelectedItem != null && comboBox5.SelectedItem != null && comboBox6.SelectedItem != null && comboBox7.SelectedItem != null&& comboBox8.SelectedItem != null)
{
string date_begin = dateTimePicker1.Text.ToString();
date_begin += " " + comboBox5.Text.ToString() + ":" + comboBox7.Text.ToString();
date_begin += ":00";
string date_over = dateTimePicker2.Text.ToString();
date_over += " " + comboBox6.Text.ToString() + ":" + comboBox8.Text.ToString();
date_over += ":00";
DateTime d_begin = DateTime.Parse(date_begin);
DateTime d_over = DateTime.Parse(date_over);
string sql4data = "SELECT * FROM 锚杆锚索传感器信息表 WHERE ([锚杆锚索观测时间] Between #" + d_begin + "# And #" + d_over + "#) and [锚杆锚索传感器编号]='" + comboBox13.Text.ToString() + "'order by 锚杆锚索观测时间";
OleDbDataReader dr1 = db.Query_reader(sql4data);
if (dr1.HasRows) //判断记录集是否包含一行或多行
{
while (dr1.Read())
{
double y = double.Parse((dr1["锚杆锚索data"]).ToString()); //取得字段的值
DateTime dt = (DateTime)dr1["锚杆锚索观测时间"];
double x = (double)new XDate(dt);
list.Add(x, y);
}
}
else MessageBox.Show("无数据");
dr1.Close();
string mycurve =comboBox12.Text.ToString() + "分站" + comboBox13.Text.ToString();
myCurve = zedGraphControl1.GraphPane.AddCurve(mycurve, list, Color.DarkGreen, SymbolType.None);
this.zedGraphControl1.AxisChange();
this.zedGraphControl1.Refresh();
}
else
{
MessageBox.Show("请填写完整！！");
}
}
public static PointPairList Translate(this PointPairList list, int x, int y)
{
PointPairList temp = new PointPairList();
for (int i = 0; i < list.Count; i++)
{
temp.Add(new PointPair(list[i].X + x, list[i].Y + y));
}
return temp;
}
private void Window_Load(object sender, EventArgs e)
{
GraphPane myPane = graph.GraphPane;
// Set the titles and axis labels
myPane.Title.Text = "Time Blocks";
myPane.XAxis.Title.Text = "Time of Day";
myPane.YAxis.Title.Text = "Travel Time";
myPane.XAxis.Type = AxisType.Date;
myPane.XAxis.Scale.Min = new XDate(2000, 0, 0, 4, 0, 0);
myPane.XAxis.Scale.MajorStep = 30;
myPane.XAxis.Scale.MajorUnit = DateUnit.Minute;
myPane.XAxis.Scale.Max = new XDate(2000, 0, 0, 24, 0, 0);
myPane.XAxis.Scale.Format = "%h";
// Make up some data points from the Sine function
PointPairList list = new PointPairList();
// for (double x = 4; x < 24; x++)
// {
// double y = Math.Sin(x * Math.PI / 45.0);
//
// list.Add(new XDate(2000, 0, 0, Convert.ToInt32(x), 15, 0), y);
// }
foreach (XDate date in points.Keys)
{
list.Add(date, points[date]);
}
PointPairList list2 = new PointPairList();
for (double x = 4; x < 24; x++)
{
double y = Math.Sin(x * Math.PI / 30.0);
list2.Add(new XDate(2000, 0, 0, Convert.ToInt32(x), 0, 0), y);
}
LineItem myCurve = myPane.AddCurve("Average", list, Color.Blue,
SymbolType.None);
// LineItem myCurve2 = myPane.AddCurve("Average", list, Color.Blue,
// SymbolType.None);
myCurve.Line.Fill = new Fill(Color.FromArgb(100, Color.DodgerBlue));
// myCurve2.Line.Fill = new Fill(Color.FromArgb(100, Color.DimGray));
//
myCurve.Points = list;
// myCurve2.Points = list2;
BarItem item = myPane.AddBar(null, list, Color.DodgerBlue);
item.Bar.Fill = new Fill(Color.FromArgb(100, Color.DodgerBlue));
item.Bar.Border.Width = 0;
myPane.BarSettings.MinBarGap = 0;
myPane.BarSettings.MinClusterGap = 0;
myPane.BarSettings.MinClusterGap = 0.55f;
graph.AxisChange();
}
/// <summary>
/// Method to build pointpair list according to time interval and data doe double datatype
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
private PointPairList buildPointPairList(double[] data)
{
PointPairList pt = new ZedGraph.PointPairList();
for (int counter = 0; counter < data.Length; counter++)
{
pt.Add(counter, (data[counter]));
}
return(pt);
}
private void stackBar(ZedGraphControl zg, string labelName, int val, Color clr)
{
ZedGraph.PointPairList listStack = new ZedGraph.PointPairList();
listStack.Add(val, 0);
BarItem barC = zg.GraphPane.AddBar(labelName, listStack, clr);
barC.Bar.Fill = new Fill(clr);
zg.AxisChange();
zg.Refresh();
}
public static Bitmap GetGraph(List<int> data, List<DateTime> date, string xAxis, string yAxis, string graphName)
{
ZedGraphControl zedGraph = new ZedGraphControl();
if (data.Count == 0)
{
return null;
}
if (data.Count == 1)
{
data.Add(data[0]);
date.Add(date[0].AddSeconds(1));
}
GraphPane myPane = zedGraph.GraphPane;
myPane.CurveList.Clear();
PointPairList list1 = new PointPairList();
DateTime l, r;
l = date.First();
r = date.Last();
for (int i = 0; i < data.Count; i++)
{
list1.Add(date[i].ToOADate(), data[i]);
}
LineItem myCurve = myPane.AddCurve("Line1",
list1, Color.Red, SymbolType.Diamond);
myPane.XAxis.Type = AxisType.Date;
myPane.YAxis.MajorGrid.IsVisible = true;
myPane.YAxis.MajorGrid.DashOff = 0;
myPane.YAxis.MajorGrid.Color = Color.DarkGray;
myPane.XAxis.Scale.Min = l.ToOADate();
myPane.XAxis.Scale.Max = r.ToOADate();
myPane.XAxis.Scale.Format = "dd-MMM-yy";
myPane.XAxis.Title.Text = xAxis;
myPane.YAxis.Title.Text = yAxis;
myPane.Title.Text = graphName;
myPane.Legend.IsVisible = false;
zedGraph.Enabled = false;
myCurve.Line.Width = 4.0F;
myCurve.Line.Color = Color.FromArgb(189, 43, 43);
myCurve.Line.Fill = new Fill(Color.FromArgb(100, 207, 236, 255),
Color.FromArgb(200, 145, 213, 255), 90F);
myCurve.Symbol.Size = 12.0F;
myCurve.Symbol.Fill = new Fill(Color.FromArgb(145, 16, 16));
myCurve.Symbol.Border.Color = Color.FromArgb(99, 4, 4);
zedGraph.AxisChange();
zedGraph.Invalidate();
Bitmap bmp = zedGraph.MasterPane.GetImage(1024, 768, 96);
return bmp;
}
private void BtnDisplayRandomDigit_Click(object sender, EventArgs e)
{
if (!_modelImplementation.Ready)
{
return;
}
PnlLoadData.BackColor = Color.LightCoral;
Application.DoEvents();
var aDigit = _modelImplementation.GetRandomTrainingData();
if (aDigit == null)
{
return;
}
var digitShouldBe = aDigit["Label"].ToString();
LblRandomDigit.Text = digitShouldBe;
PointPairList pointPairList = new ZedGraph.PointPairList();
for (int row = 0; row < 28; row++)
{
for (int col = 0; col < 28; col++)
{
var key = "Cell" + (col + 1).ToString("00") + (row + 1).ToString("00");
var aCell = aDigit[key].ToString();
if (double.TryParse(aCell, out double val))
{
if (val > 128)
{
pointPairList.Add(x: row, y: col);
}
}
}
}
GraphPane myPane = zedGraphControl1.GraphPane;
myPane.CurveList.Clear();
LineItem myCurve = myPane.AddCurve("Performance", pointPairList, Color.Black, SymbolType.Square);
myCurve.Line.IsVisible = false;
myCurve.Symbol.Border.IsVisible = false;
myCurve.Symbol.Fill = new Fill(Color.Firebrick);
myCurve.Symbol.Size = 15;
zedGraphControl1.Refresh();
//https://web.archive.org/web/20110215041641/http://zedgraph.org/wiki/index.php?title=Scatter_Plot_Demo
PnlLoadData.BackColor = Color.LightGreen;
}
public StackedBarsWithLabelsDemo()
: base("A stacked bar graph that includes a text label inside each bar",
"Stacked Bars with Labels Demo", DemoType.Bar)
{
GraphPane myPane = base.GraphPane;
// Set the title and axis labels
myPane.Title.Text = "Stacked Bars with Value Labels Inside Each Bar";
myPane.XAxis.Title.Text = "Position Number";
myPane.YAxis.Title.Text = "Some Random Thing";
// Create points for three BarItems
PointPairList list1 = new PointPairList();
PointPairList list2 = new PointPairList();
PointPairList list3 = new PointPairList();
// Use random data values
Random rand = new Random();
for ( int i=1; i<5; i++ )
{
double y = (double) i;
double x1 = 100.0 + rand.NextDouble() * 100.0;
double x2 = 100.0 + rand.NextDouble() * 100.0;
double x3 = 100.0 + rand.NextDouble() * 100.0;
list1.Add( x1, y );
list2.Add( x2, y );
list3.Add( x3, y );
}
// Create the three BarItems, change the fill properties so the angle is at 90
// degrees for horizontal bars
BarItem bar1 = myPane.AddBar( "Bar 1", list1, Color.Red );
bar1.Bar.Fill = new Fill( Color.Red, Color.White, Color.Red, 90 );
BarItem bar2 = myPane.AddBar( "Bar 2", list2, Color.Blue );
bar2.Bar.Fill = new Fill( Color.Blue, Color.White, Color.Blue, 90 );
BarItem bar3 = myPane.AddBar( "Bar 3", list3, Color.Green );
bar3.Bar.Fill = new Fill( Color.Green, Color.White, Color.Green, 90 );
// Set BarBase to the YAxis for horizontal bars
myPane.BarSettings.Base = BarBase.Y;
// Make the bars stack instead of cluster
myPane.BarSettings.Type = BarType.Stack;
// Fill the axis background with a color gradient
myPane.Chart.Fill = new Fill( Color.White,
Color.FromArgb( 255, 255, 166), 45.0F );
base.ZedGraphControl.AxisChange();
// Create TextObj's to provide labels for each bar
CreateBarLabels( myPane, true, "N0" );
}
private PointPairList makePoints()
{
PointPairList list = new PointPairList();
double x, y;
for (int i = 0; i < 20; i++)
{
x = AssetValue + i;
y = 1;
list.Add(x, y);
}
return list;
}
private void BtnEvaluateModelUsingTestData_Click(object sender, EventArgs e)
{
TxtboxAssessmentResults.Text = string.Empty;
if (!_modelImplementer.Ready)
{
return;
}
PnlLoadTestingDataAndEvaluate.BackColor = Color.LightCoral; Application.DoEvents();
var assessModel = _modelImplementer.AssessModel();
if (assessModel.Count == 0)
{
return;
}
PointPairList pointPairList = new ZedGraph.PointPairList();
foreach (var singleRow in assessModel)
{
if (singleRow.ActualValue > 1000)
{
pointPairList.Add(x: singleRow.ActualValue, y: singleRow.PredictedValue);
}
}
GraphPane myPane = zedGraphControl1.GraphPane;
myPane.CurveList.Clear();
LineItem myCurve = myPane.AddCurve("Performance", pointPairList, Color.Black, SymbolType.Square);
myCurve.Line.IsVisible = false;
myCurve.Symbol.Border.IsVisible = false;
myCurve.Symbol.Fill = new Fill(Color.Firebrick);
myCurve.Symbol.Size = 5;
zedGraphControl1.Refresh();
if (_modelImplementer.ErrorHasOccured)
{
ShowMessageAlert(_modelImplementer.FailureInformation);
}
else
{
}
PnlLoadTestingDataAndEvaluate.BackColor = Color.LightSeaGreen;
}
} // Выборочные характеристики
void DrawF(double lmb, List <double> rand_val)
{
ZedGraph.PointPairList F_list = new ZedGraph.PointPairList();
ZedGraph.PointPairList Fn_list = new ZedGraph.PointPairList();
ZedGraph.PointPairList f_list = new ZedGraph.PointPairList();
double D = 0.0; // Мера расхождения
double Fn;
//for (int i = 0; i < n; i++)
//{
// Fn = (double)i / (double)n;
// Fn_list.Add(rand_val[i], Fn);
// D = Math.Max(D, Math.Abs(Fn - F(rand_val[i], lmb)));
//}
//textBox3.Text = D.ToString();
double h = rand_val[n - 1] / 1000.0;
int sum = 0;
for (int i = 0; i < 1000; i++)
{
sum = 0;
for (int j = 0; j < n; j++)
{
double temp = rand_val[0] + h * i;
if (rand_val[j] < rand_val[0] + h * i)
{
sum++;
}
}
Fn_list.Add(rand_val[0] + h * i, (double)sum / (double)n);
F_list.Add(rand_val[0] + h * i, F(h * i, lmb));
D = Math.Max(D, Math.Abs((double)sum / (double)n - F(rand_val[0] + h * i, lmb)));
}
textBox3.Text = D.ToString();
zedGraphControl1.GraphPane.CurveList.Clear();
ZedGraph.LineItem CurveF = zedGraphControl1.GraphPane.AddCurve("F", F_list, Color.FromName("Red"), ZedGraph.SymbolType.None);
ZedGraph.LineItem CurveFn = zedGraphControl1.GraphPane.AddCurve("Fn", Fn_list, Color.FromName("Blue"), ZedGraph.SymbolType.None);
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
} // График функций распределения
private void BtnDisplayRandomDigit_Click(object sender, EventArgs e)
{
if (!_accordImplementer.Ready)
{
return;
}
TxtboxLoadInformation.Clear();
var aDigit = _accordImplementer.GetRandomTrainingData();
if (aDigit == null)
{
TxtboxLoadInformation.Text = "Load the data first!";
return;
}
LblRandomDigit.Text = aDigit.Item1.ToString();
PointPairList pointPairList = new ZedGraph.PointPairList();
for (int row = 0; row < 28; row++)
{
for (int col = 0; col < 28; col++)
{
var element = row + col * 28;
if (aDigit.Item2[element] > 128)
{
pointPairList.Add(x: row, y: col);
}
}
}
GraphPane myPane = zedGraphControl1.GraphPane;
myPane.CurveList.Clear();
LineItem myCurve = myPane.AddCurve("Performance", pointPairList, Color.Black, SymbolType.Square);
myCurve.Line.IsVisible = false;
myCurve.Symbol.Border.IsVisible = false;
myCurve.Symbol.Fill = new Fill(Color.Firebrick);
myCurve.Symbol.Size = 15;
zedGraphControl1.Refresh();
}
} // График функций распределения
void Drawf(double lmb, List <double> rand_val)
{
ZedGraph.PointPairList f_list = new ZedGraph.PointPairList();
double h = 10.0 / 1000.0;
for (int i = 0; i < 1000; i++)
{
f_list.Add(h * i, f(h * i, lmb));
}
zedGraphControl3.GraphPane.CurveList.Clear();
ZedGraph.LineItem Curvef = zedGraphControl3.GraphPane.AddCurve("f", f_list, Color.FromName("Red"), ZedGraph.SymbolType.None);
zedGraphControl3.GraphPane.YAxis.Scale.Min = 0.0;
zedGraphControl3.GraphPane.XAxis.Scale.Max = 5.001;
zedGraphControl3.AxisChange();
zedGraphControl3.Invalidate();
} // График функции плотности
private void DrawLine()
{
ZedGraph1.Type = AnalyticsType.Line;
ZedGraph1.Title = DateTime.Now.Year.ToString() + " . " + DateTime.Now.Month.ToString();
ZedGraph1.XAxisTitle = "Date";
ZedGraph1.YAxisTitle = "Clicks";
ZedGraph1.ZGWidth = 800;
ZedGraph1.ZGHeight = 250;
ZedGraph1.IsChangeColor = false;
ZedGraph.PointPairList ppl = new ZedGraph.PointPairList();
DateTime current = DateTime.Now;
int iMM = current.Month;
DateTime start = new DateTime(current.Year, iMM, 1);
DateTime end = new DateTime(current.Year, iMM, DateTime.DaysInMonth(current.Year, iMM));
int iDays = (int)((TimeSpan)(end - start)).TotalDays + 1;
ArrayList al = new ArrayList();
int nowDay = DateTime.Now.Day;
if (iMM != current.Month)
{
nowDay = iDays;
}
for (int i = 0; i < iDays; i++)
{
string where = string.Empty;
string timeShort = start.AddDays(i).ToString("yyyy-MM-dd");
where = "LogTime >='" + timeShort + " 00:00:00' and LogTime <='" + timeShort + " 23:59:59'";
int iCount = MojoCube.Web.Sql.GetResultCount("Site_Log", where);
double x = i;
double y = (double)iCount;
ppl.Add(x, y);
}
ZedGraph1.DataSource.Add(ppl);
ZedGraph1.CurveNameList.Add("");
}
void DrawTestError(double[] v, ZedGraphControl graph)
{
ZedGraph.PointPairList err_list = new ZedGraph.PointPairList();
double h = 1.0 / n;
double x = 0.0;
eps1 = 0.0;
double exact;
double temp;
x_eps1 = x;
for (int i = 0; i < n + 1; i++)
{
exact = ExactTestSolve(x);
temp = Math.Abs(exact - v[i]);
err_list.Add(x, temp);
if (temp > eps1)
{
eps1 = temp;
x_eps1 = x;
}
x += h;
}
graph.GraphPane.XAxis.Min = -0.01;
graph.GraphPane.XAxis.Max = 1.0;
graph.GraphPane.CurveList.Clear();
graph.GraphPane.Title = "Погрешность";
ZedGraph.LineItem CurveV = graph.GraphPane.AddCurve("|ui-vi|", err_list, colors[1], ZedGraph.SymbolType.None);
graph.AxisChange();
graph.Invalidate();
}
void DrawTestSolve(double[] v, ZedGraphControl graph, DataGridView tab)
{
ZedGraph.PointPairList v_list = new ZedGraph.PointPairList();
ZedGraph.PointPairList u_list = new ZedGraph.PointPairList();
double h = 1.0 / n;
double x = 0.0;
double exact;
double temp;
for (int i = 0; i < n + 1; i++)
{
exact = ExactTestSolve(x);
u_list.Add(x, exact);
v_list.Add(x, v[i]);
temp = Math.Abs(exact - v[i]);
if (i % ((n / 1000) + 1) == 0)
{
tab.Rows.Add(i, x, v[i], exact, temp);
}
x += h;
}
graph.GraphPane.XAxis.Min = -0.01;
graph.GraphPane.XAxis.Max = 1.0;
graph.GraphPane.CurveList.Clear();
graph.GraphPane.Title = "Решение";
ZedGraph.LineItem CurveV = graph.GraphPane.AddCurve("v(x)", v_list, colors[1], ZedGraph.SymbolType.None);
ZedGraph.LineItem CurveU = graph.GraphPane.AddCurve("u(x)", u_list, colors[4], ZedGraph.SymbolType.None);
graph.AxisChange();
graph.Invalidate();
}
//Функции для работы с графиками
void DrawSolve(List <double> xi, List <double> ui, List <double> vi, string task)
{
ZedGraph.PointPairList v_list = new ZedGraph.PointPairList();
ZedGraph.PointPairList u_list = new ZedGraph.PointPairList();
int m = task == "test" ? 1 : 2; // в случае основной задачи нужно перепрыгивать значения от половинного шага
int n = xi.Count();
for (int i = 0; i < n; i++)
{
v_list.Add(xi[i], vi[i]);
u_list.Add(xi[i], ui[i * m]);
}
zedGraphControl2.GraphPane.XAxis.Min = -0.1;
zedGraphControl2.GraphPane.XAxis.Max = 1.0;
zedGraphControl2.GraphPane.CurveList.Clear();
if (task == "test")
{
ZedGraph.LineItem CurveV = zedGraphControl2.GraphPane.AddCurve("num solve", v_list, Color.FromName("Blue"), ZedGraph.SymbolType.None);
ZedGraph.LineItem CurveU = zedGraphControl2.GraphPane.AddCurve("exact solve", u_list, Color.FromName("Red"), ZedGraph.SymbolType.None);
zedGraphControl2.GraphPane.YAxis.Title = "u(x), v(x)";
}
else if (task == "main")
{
zedGraphControl2.GraphPane.YAxis.Title = "v(x), v2(x)";
ZedGraph.LineItem CurveV = zedGraphControl2.GraphPane.AddCurve("v(x)", v_list, Color.FromName("Blue"), ZedGraph.SymbolType.None);
ZedGraph.LineItem CurveU = zedGraphControl2.GraphPane.AddCurve("v2(x)", u_list, Color.FromName("Red"), ZedGraph.SymbolType.None);
}
zedGraphControl2.AxisChange();
zedGraphControl2.Invalidate();
}
private void BUT_run_Click(object sender, EventArgs e)
{
Utilities.FFT2 fft = new FFT2();
using (OpenFileDialog ofd = new OpenFileDialog())
{
ofd.Filter = "*.wav|*.wav";
ofd.ShowDialog();
if (!File.Exists(ofd.FileName))
{
return;
}
var st = File.OpenRead(ofd.FileName);
int bins = 10;
double[] buffer = new double[1 << bins];
int a = 0;
while (st.Position < st.Length)
{
byte[] temp = new byte[2];
var read = st.Read(temp, 0, temp.Length);
var val = (double)BitConverter.ToInt16(temp, 0);
buffer[a] = val;
a++;
if (a == (1 << bins))
{
var fftanswer = fft.rin(buffer, (uint)bins);
var freqt = fft.FreqTable(buffer.Length, 1000);
ZedGraph.PointPairList ppl = new ZedGraph.PointPairList();
for (int b = 0; b < fftanswer.Length; b++)
{
ppl.Add(freqt[b], fftanswer[b]);
}
double xMin, xMax, yMin, yMax;
var curve = new LineItem("FFT", ppl, Color.Red, SymbolType.Diamond);
curve.GetRange(out xMin, out xMax, out yMin, out yMax, true, false, zedGraphControl1.GraphPane);
zedGraphControl1.GraphPane.XAxis.Title.Text = "Freq Hz";
zedGraphControl1.GraphPane.YAxis.Title.Text = "Amplitude";
zedGraphControl1.GraphPane.Title.Text = "FFT";
zedGraphControl1.GraphPane.CurveList.Clear();
zedGraphControl1.GraphPane.CurveList.Add(curve);
zedGraphControl1.Invalidate();
zedGraphControl1.AxisChange();
zedGraphControl1.Refresh();
int width = Console.WindowWidth - 1;
int height = Console.WindowHeight - 1;
int r = 1;
foreach (var ff in fftanswer)
{
int col = (int)((r / (double)fftanswer.Length) * width);
int row = (int)((ff * 0.2) + 0.5);
//Console.SetCursorPosition(col, height - row);
Console.Write("*");
r++;
}
// 50% overlap
st.Seek(-(1 << bins) / 2, SeekOrigin.Current);
a = 0;
buffer = new double[buffer.Length];
//Console.Clear();
}
}
}
}
private void draw_yoriginalline()
{
//获取引用
GraphPane myPane1 = zedGraphControl1.GraphPane;
double x = 0;
string CHname;
//清空原图像
myPane1.CurveList.Clear();
myPane1.GraphObjList.Clear();
zedGraphControl1.Refresh();
//设置标题
myPane1.Title.Text = "";
//设置X轴说明文字
myPane1.XAxis.Title.Text = "距离/mm";
//设置Y轴说明文字
myPane1.YAxis.Title.Text = "磁场变化/nT";
myPane1.XAxis.Scale.Min = 0; //X轴最小值0
myPane1.XAxis.Scale.Max = length; //X轴最大值
myPane1.XAxis.Scale.MinorStep = 0;
myPane1.XAxis.Scale.MajorStep = 500;
PointPairList mylist0 = new ZedGraph.PointPairList();
ZedGraph.LineItem myCurve0;
for (int i = 0; i < original_num - 1; i++)
{
x = (float)i * length / (original_num - 1);
if (Channel.SelectedIndex == 0)
{
mylist0.Add(x, ysdata[0, i]);
mylist0.Add(x, ysdata[3, i]);
mylist0.Add(x, ysdata[6, i]);
mylist0.Add(x, ysdata[9, i]);
}
if (Channel.SelectedIndex == 1)
{
mylist0.Add(x, ysdata[1, i]);
mylist0.Add(x, ysdata[4, i]);
mylist0.Add(x, ysdata[7, i]);
mylist0.Add(x, ysdata[10, i]);
}
if (Channel.SelectedIndex == 2)
{
mylist0.Add(x, ysdata[2, i]);
mylist0.Add(x, ysdata[5, i]);
mylist0.Add(x, ysdata[8, i]);
mylist0.Add(x, ysdata[11, i]);
}
}
CHname = "Abnormal Signal";
myCurve0 = zedGraphControl1.GraphPane.AddCurve(CHname, mylist0, Color.Red, ZedGraph.SymbolType.None);
myPane1.AxisChange();
zedGraphControl1.Invalidate();
}
private void test_Load(object sender, EventArgs e)
{
checkBox2.Text = "Kütüphanedeki Toplam Kitap Sayısı" + Environment.NewLine + "Grafiğini Göster/Gizle";
checkBox3.Text = "Kütüphanede Verilmeye Hazır Kitap Sayısı" + Environment.NewLine + "Grafiğini Göster/Gizle";
//ms access bağlantısı
OleDbConnection con = new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + Application.StartupPath + "\\kutuphane.accdb");
//query sorgusu
OleDbDataAdapter da = new OleDbDataAdapter("SELECT *from odunc_kitap", con);
DataSet ds;
ds = new DataSet();
da.Fill(ds, "odunc_kitap");
this.dataGridView1.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.Fill; //tüm sütunları datagridview'e sığdırma
dataGridView1.DataSource = ds.Tables["odunc_kitap"]; //db'deki ödünçkitap tablosunu datagridview'e çekme
dataGridView1.ReadOnly = true;
dataGridView1.Columns[0].DefaultCellStyle.BackColor = Color.White;
// DATAGRİDVİEW 0.SÜTUNU YANİ ID SUTUNUNU DOLAŞIP ÖDÜNÇ KİTAP SAYISINI BULMA
if (dataGridView1.Rows.Count > 0)
{
for (int i = 0; i < dataGridView1.Rows.Count; i++)
{
if (dataGridView1.Rows[i].Cells[0].Value != DBNull.Value)
{
string rak = Convert.ToString((dataGridView1.Rows[i].Cells[0].Value));
if (rak == null)
{
MessageBox.Show("odunc kitap yok");
}
else
{
toplam = toplam + 1;
}
}
}
}
label1.Text = "Toplam ödünç kitap sayısı = " + (toplam - 1);
GraphPane grafik1 = zedGraphControl1.GraphPane; //graphane sınıfından grafik1 adında yeni bir graphane türet.
grafik1.Title.Text = "Toplam Ödünç Kitap Sayısı"; //grafik1 adı
grafik1.YAxis.Title.Text = "Kitap Sayısı"; //grafik1 y eksen adı
grafik1.XAxis.Title.Text = " "; //grafik1 x eksen adı
ZedGraph.PointPairList liste1 = new ZedGraph.PointPairList(); //pointpairlist sınıfından liste1 adında yeni bir pointpairlist türet.
liste1.Add(0, toplam - 1);
BarItem bar1 = zedGraphControl1.GraphPane.AddBar("Toplam Ödünç Kitap Sayısı", liste1, Color.Red);
bar1.Bar.Fill = new Fill(Color.Green);
grafik1.BarSettings.Type = BarType.Cluster; // bar tipi
grafik1.BarSettings.ClusterScaleWidth = 1; //bar sıklığı
zedGraphControl1.AxisChange(); // grafiği güncelle
OleDbCommand xy = new OleDbCommand("SELECT COUNT(id) FROM kitap", con); // kitap tablosundaki id'i sayıp kütüphanedeki toplam-
con.Open(); //kitap sayısını bulma
Int32 zt = (Int32)xy.ExecuteScalar();
GraphPane grafik2 = zedGraphControl2.GraphPane; //graphane sınıfından grafik2 adında yeni bir graphane türet.
grafik2.Title.Text = "Kütüphanedeki Toplam Kitap Sayısı"; //grafik2 adı
grafik2.YAxis.Title.Text = "Kitap Sayısı"; //grafik2 y eksen adı
grafik2.XAxis.Title.Text = " "; //grafik2 x eksen adı
ZedGraph.PointPairList liste2 = new ZedGraph.PointPairList(); //pointpairlist sınıfından liste2 adında yeni bir pointpairlist türet.
liste2.Add(0, zt);
BarItem bar2 = zedGraphControl2.GraphPane.AddBar("Kütüphanedeki Toplam Kitap Sayısı", liste2, Color.Red);
bar2.Bar.Fill = new Fill(Color.Yellow);
grafik2.BarSettings.Type = BarType.Cluster; // bar tipi
grafik2.BarSettings.ClusterScaleWidth = 1; //bar sıklığı
zedGraphControl2.AxisChange(); // grafiği güncelle
label2.Text = "Toplam Kitap sayısı = " + zt;
GraphPane grafik3 = zedGraphControl3.GraphPane; //graphane sınıfından grafik1 adında yeni bir graphane türet.
grafik3.Title.Text = "Kütüphanede Verilmeye Hazır Kitap Sayısı"; //grafik3 adı
grafik3.YAxis.Title.Text = "Kitap Sayısı"; //grafik3 y eksen adı
grafik3.XAxis.Title.Text = " "; //grafik1 x eksen adı
ZedGraph.PointPairList liste3 = new ZedGraph.PointPairList(); //pointpairlist sınıfından liste1 adında yeni bir pointpairlist türet.
//KÜTÜPHANEDEKİ TOPLAM KİTAP SAYISINDAN ÖDÜNÇ KİTAP SAYISI ÇIKARILDI.
liste3.Add(0, zt - toplam + 1);
BarItem bar3 = zedGraphControl3.GraphPane.AddBar("Kütüphanede Verilmeye Hazır Kitap Sayısı", liste3, Color.Orange);
bar3.Bar.Fill = new Fill(Color.Orange);
grafik3.BarSettings.Type = BarType.Cluster; // bar tipi
grafik3.BarSettings.ClusterScaleWidth = 1; //bar sıklığı
zedGraphControl3.AxisChange(); // grafiği güncelle
label3.Text = "Toplam Kitap sayısı = " + (zt - toplam + 1);
}
private void BUT_run_Click(object sender, EventArgs e)
{
Utilities.FFT2 fft = new FFT2();
using (OpenFileDialog ofd = new OpenFileDialog())
{
ofd.Filter = "*.wav|*.wav";
ofd.ShowDialog();
if (!File.Exists(ofd.FileName))
{
return;
}
var st = File.OpenRead(ofd.FileName);
int bins = (int)NUM_bins.Value;
List <double[]> avg = new List <double[]>
{
new double[1 << bins]
};
Color[] color = new Color[]
{ Color.Red, Color.Green, Color.Black, Color.Violet, Color.Blue, Color.Orange };
int hz = 8000;
InputBox.Show("fft sample rate", "nter source file sample rate", ref hz);
double[] buffer = new double[1 << bins];
int a = 0;
int samples = 0;
while (st.Position < st.Length)
{
byte[] temp = new byte[2];
var read = st.Read(temp, 0, temp.Length);
var val = (double)BitConverter.ToInt16(temp, 0);
buffer[a] = val;
a++;
if (a == (1 << bins))
{
samples++;
var fftanswer = fft.rin(buffer, (uint)bins);
var freqt = fft.FreqTable(buffer.Length, hz);
ZedGraph.PointPairList ppl = new ZedGraph.PointPairList();
for (int b = 0; b < fftanswer.Length; b++)
{
ppl.Add(freqt[b], fftanswer[b]);
}
double xMin, xMax, yMin, yMax;
var curve = new LineItem("FFT", ppl, Color.Red, SymbolType.Diamond);
curve.GetRange(out xMin, out xMax, out yMin, out yMax, true, false, zedGraphControl1.GraphPane);
zedGraphControl1.GraphPane.XAxis.Title.Text = "Freq Hz";
zedGraphControl1.GraphPane.YAxis.Title.Text = "Amplitude";
zedGraphControl1.GraphPane.Title.Text = "FFT - " + hz;
zedGraphControl1.GraphPane.Y2Axis.IsVisible = true;
zedGraphControl1.GraphPane.CurveList.Clear();
zedGraphControl1.GraphPane.CurveList.Add(curve);
for (int b = 0; b < (1 << bins) / 2; b++)
{
avg[0][b] = avg[0][b] * (1.0 - (1.0 / samples)) + fftanswer[b] * (1.0 / samples);
}
// 0 out all data befor cutoff
for (int b = 0; b < 1 << bins / 2; b++)
{
if (freqt[b] < (double)NUM_startfreq.Value)
{
avg[0][b] = 0;
continue;
}
break;
}
ppl = new ZedGraph.PointPairList(freqt, avg[0]);
curve = new LineItem("Avg", ppl, color[1], SymbolType.None)
{
IsY2Axis = true
};
zedGraphControl1.GraphPane.CurveList.Add(curve);
zedGraphControl1.Invalidate();
zedGraphControl1.AxisChange();
zedGraphControl1.Refresh();
// 50% overlap
st.Seek(-(1 << bins) / 2, SeekOrigin.Current);
a = 0;
buffer = new double[buffer.Length];
}
}
}
}
public void DrawGraph(int z, int n, double a, double b)
{
ZedGraph.PointPairList F = new ZedGraph.PointPairList();
ZedGraph.PointPairList S = new ZedGraph.PointPairList();
ZedGraph.PointPairList F1 = new ZedGraph.PointPairList();
ZedGraph.PointPairList S1 = new ZedGraph.PointPairList();
ZedGraph.PointPairList F2 = new ZedGraph.PointPairList();
ZedGraph.PointPairList S2 = new ZedGraph.PointPairList();
ZedGraph.PointPairList e = new ZedGraph.PointPairList();
ZedGraph.PointPairList e1 = new ZedGraph.PointPairList();
ZedGraph.PointPairList e2 = new ZedGraph.PointPairList();
double h = (b - a) / n;
for (int i = 0; i < n + 1; i++)
{
if (i % 4 == 0 && i != 0 && i != n)
{
continue;
}
double x0 = a + i * h;
double FF = Function(x0, z);
double SS = Spline(z, n, a, b, x0);
double FF1 = Function1(x0, z);
double SS1 = Spline1(z, n, a, b, x0);
double FF2 = Function2(x0, z);
double SS2 = Spline2(z, n, a, b, x0);
double E = FF - SS;
double E1 = FF1 - SS1;
double E2 = FF2 - SS2;
F.Add(x0, FF);
S.Add(x0, SS);
F1.Add(x0, FF1);
S1.Add(x0, SS1);
F2.Add(x0, FF2);
S2.Add(x0, SS2);
e.Add(x0, E);
e1.Add(x0, E1);
e2.Add(x0, E2);
}
ZedGraph.GraphPane.CurveList.Clear();
if (comboBox1.SelectedIndex == 0)
{
LineItem Curve = ZedGraph.GraphPane.AddCurve("F(x)", F, Color.Green, SymbolType.None);
LineItem SCurve = ZedGraph.GraphPane.AddCurve("S(x)", S, Color.Blue, SymbolType.None);
LineItem ECurve = ZedGraph.GraphPane.AddCurve("F(x)-S(x)", e, Color.Red, SymbolType.None);
}
if (comboBox1.SelectedIndex == 1)
{
LineItem Curve = ZedGraph.GraphPane.AddCurve("F'(x)", F1, Color.Green, SymbolType.None);
LineItem SCurve = ZedGraph.GraphPane.AddCurve("S'(x)", S1, Color.Blue, SymbolType.None);
LineItem ECurve = ZedGraph.GraphPane.AddCurve("F'(x)-S'(x)", e1, Color.Red, SymbolType.None);
}
if (comboBox1.SelectedIndex == 2)
{
LineItem Curve = ZedGraph.GraphPane.AddCurve("F''(x)", F2, Color.Green, SymbolType.None);
LineItem SCurve = ZedGraph.GraphPane.AddCurve("S''(x)", S2, Color.Blue, SymbolType.None);
LineItem ECurve = ZedGraph.GraphPane.AddCurve("F''(x)-S''(x)", e2, Color.Red, SymbolType.None);
}
ZedGraph.AxisChange();
ZedGraph.Invalidate();
}
private void Draw(ZedGraphControl pane, double[] vals)
{
double sigma = Convert.ToDouble(textBox1.Text);
int N = Convert.ToInt32(textBox3.Text);
int n = vals.Length;
double[] interval = new double[N + 1];
double[] value = new double[N];
double[] f = new double[N];
//строим функции распределения
ZedGraph.PointPairList F_list = new ZedGraph.PointPairList();
ZedGraph.PointPairList Fn_list = new ZedGraph.PointPairList();
zedGraphControl1.GraphPane.Title.Text = "График функций распределения";
zedGraphControl1.GraphPane.XAxis.Title.Text = "X";
zedGraphControl1.GraphPane.YAxis.Title.Text = "F(x)";
double D = 0.0; // Мера расхождения
double h = vals[n - 1] / 1000;
int sum = 0;
for (int i = 0; i < 1000; i++)
{
sum = 0;
for (int j = 0; j < n; j++)
{
double temp = vals[0] + h * i;
if (vals[j] < vals[0] + h * i)
{
sum++;
}
}
Fn_list.Add(vals[0] + h * i, (double)sum / (double)n);
F_list.Add(vals[0] + h * i, 1 - Math.Exp(-(vals[0] + h * i) * (vals[0] + h * i) / (2 * sigma * sigma)));
D = Math.Max(D, Math.Abs((double)sum / (double)n - (1 - Math.Exp(-(vals[0] + h * i) * (vals[0] + h * i) / (2 * sigma * sigma)))));
}
zedGraphControl1.GraphPane.CurveList.Clear();
textBox4.Text = D.ToString();
ZedGraph.LineItem CurveF = zedGraphControl1.GraphPane.AddCurve("F", F_list, Color.FromName("Red"), ZedGraph.SymbolType.None);
ZedGraph.LineItem CurveFn = zedGraphControl1.GraphPane.AddCurve("Fn", Fn_list, Color.FromName("Blue"), ZedGraph.SymbolType.None);
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
//гистограмма
double h2 = (vals[n - 1] - vals[0]) / N;
for (int i = 0; i < N; i++)
{
interval[i] = vals[0] + (double)i * h2;
}
interval[N] = vals[n - 1];
int sum2;
for (int i = 0; i < N; i++)
{
sum2 = 0;
for (int j = 0; j < n; j++)
{
if ((interval[i] < vals[j]) && (vals[j] <= interval[i + 1]))
{
sum2++;
}
}
value[i] = (double)sum2 / (h2 * (double)n);
}
GraphPane pane1 = zedGraphControl2.GraphPane;
pane1.CurveList.Clear();
BarItem curve1 = pane1.AddBar(null, null, value, Color.Blue);
zedGraphControl2.GraphPane.Title.Text = "Гистограмма";
pane1.YAxis.Scale.Min = 0.0;
pane1.YAxis.Scale.Max = value.Max() + 0.001;
pane1.BarSettings.MinClusterGap = 0.0f;
zedGraphControl2.AxisChange();
zedGraphControl2.Invalidate();
//3 таблица
double max = 0.0;
for (int i = 0; i < N; i++)
{
dataGridView3.ColumnCount = N;
dataGridView3.RowCount = 3;
dataGridView3.Rows[0].HeaderCell.Value = "z [ j ] ";
dataGridView3.Rows[1].HeaderCell.Value = "f ( z [ j ] )";
dataGridView3.Rows[2].HeaderCell.Value = "n [ j ] / n ∆[ j ] ";
dataGridView3.Columns[i].HeaderText = string.Format("z" + (i + 1), i);
dataGridView3.Rows[0].Cells[i].Value = interval[i] + h2 * 0.5;
f[i] = ((interval[i] + h2 * 0.5) * Math.Exp(-(interval[i] + h2 * 0.5) * (interval[i] + h2 * 0.5) / (2 * sigma * sigma))) / (sigma * sigma);
dataGridView3.Rows[1].Cells[i].Value = f[i];
dataGridView3.Rows[2].Cells[i].Value = value[i];
if (Math.Abs(value[i] - f[i]) > max)
{
max = Math.Abs(value[i] - f[i]);
}
}
textBox5.Text = max.ToString();
}