private void button3_Click(object sender, EventArgs e) { myPlot.Clear(); StepPlot sp1 = new StepPlot(); sp1.OrdinateData = new int[] { 0, 1, 2 }; sp1.AbscissaData = new int[] { 4, 5, 6 }; sp1.Label = "高度"; sp1.Pen.Width = 2; sp1.Pen.Color = Color.Blue; myPlot.Add(sp1); myPlot.Refresh(); }
private void Form1_Load(object sender, EventArgs e) { plot.Clear(); //对象名称为plot // --- Grid Code --- Grid mygrid = new Grid(); mygrid.HorizontalGridType = Grid.GridType.None; mygrid.VerticalGridType = Grid.GridType.Fine; plot.Add(mygrid); plot.Title = "K-line"; //普通线 StepPlot line = new StepPlot(); line.Pen = new Pen(Color.Red, 1); line.OrdinateData = new double[] { 0, 1, 0, 1, 1, 0.5, 1, 1, 1 }; line.HideVerticalSegments = false; plot.Add(line); plot.Refresh(); //蜡烛图 int[] opens = { 1, 2, 1, 2, 1, 3 }; //开始数目 double[] closes = { 2, 2, 2, 1, 2, 1 }; //结束数目 float[] lows = { 1, 1, 1, 1, 1, 1 }; //最高 System.Int64[] highs = { 3, 2, 3, 3, 3, 4 }; //最低 int[] times = { 0, 1, 2, 3, 4, 5 }; //时间 CandlePlot cp = new CandlePlot(); cp.CloseData = closes; cp.OpenData = opens; cp.LowData = lows; cp.HighData = highs; cp.AbscissaData = times; plot2.Title = "蜡烛图"; this.plot2.Add(cp); //水平+垂直 线 plot3.Add(mygrid); HorizontalLine line3 = new HorizontalLine(10); //水平线 VerticalLine line4 = new VerticalLine(10); //垂直线 line3.LengthScale = 2.89f; line4.LengthScale = 0.89f; plot3.Title = "水平+垂直 线"; plot3.Add(line3, 10); plot3.Add(line4, 1); return; }
public PlotWave() : base() { infoText = ""; infoText += "Sound Wave Example. Demonstrates - \n"; infoText += " * StepPlot (centered) and HorizontalLine IDrawables \n"; infoText += " * AxisDrag Interaction - try left clicking and dragging X or Y axes \n"; infoText += " * Vertical & Horizontal GuideLines - without fragmentation problems! \n"; infoText += " * Rubberband Selection - click and drag to zoom an area of the plot \n"; infoText += " * Key actions : +,- zoom, left/right/up/down pan, Home restores original scale and origin"; System.IO.Stream file = Assembly.GetExecutingAssembly().GetManifestResourceStream("SwfTest.Resources.sound.wav"); System.Int16[] w = new short[5000]; byte[] a = new byte[10000]; file.Read(a, 0, 10000); for (int i = 100; i < 5000; ++i) { w[i] = BitConverter.ToInt16(a, i * 2); } file.Close(); plotSurface.Clear(); plotSurface.AddInteraction(new AxisDrag()); plotSurface.AddInteraction(new KeyActions()); plotSurface.AddInteraction(new NPlot.PlotSelection(Color.Gray)); plotSurface.AddInteraction(new VerticalGuideline(Color.Gray)); plotSurface.AddInteraction(new HorizontalGuideline(Color.Gray)); plotSurface.Add(new HorizontalLine(0.0, Color.LightBlue)); StepPlot sp = new StepPlot(); sp.DataSource = w; sp.Color = Color.Yellow; sp.Center = true; plotSurface.Add(sp); plotSurface.YAxis1.FlipTicksLabel = true; plotSurface.PlotBackColor = Color.DarkBlue; plotSurface.Canvas.BackColor = Color.FromArgb(100, 100, 100); plotSurface.XAxis1.Color = Color.White; plotSurface.YAxis1.Color = Color.White; plotSurface.Refresh(); }
public void CreatePlot(InteractivePlotSurface2D plotSurface) { //FileStream fs = new FileStream( @"c:\light.wav", System.IO.FileMode.Open ); System.IO.Stream file = Assembly.GetExecutingAssembly().GetManifestResourceStream("DemoLib.Resources.light.wav"); System.Int16[] w = new short[5000]; byte[] a = new byte[10000]; file.Read(a, 0, 10000); for (int i = 100; i < 5000; ++i) { w[i] = BitConverter.ToInt16(a, i * 2); } file.Close(); plotSurface.Clear(); plotSurface.AddInteraction(new VerticalGuideline(Color.Gray)); plotSurface.AddInteraction(new HorizontalGuideline(Color.Gray)); plotSurface.AddInteraction(new PlotDrag(true, true)); plotSurface.AddInteraction(new AxisDrag()); plotSurface.Add(new HorizontalLine(0.0, Color.LightBlue)); StepPlot sp = new StepPlot(); sp.DataSource = w; sp.Color = Color.Yellow; sp.Center = true; plotSurface.Add(sp); plotSurface.YAxis1.FlipTicksLabel = true; plotSurface.OuterBackColor = Color.Black; plotSurface.PlotBackColor = Color.DarkBlue; plotSurface.XAxis1.Color = Color.White; plotSurface.YAxis1.Color = Color.White; plotSurface.Refresh(); }
public PlotMockup() { infoText = ""; infoText += "THE TEST (can your charting library handle this?) - \n"; infoText += "NPlot demonstrates it can handle real world charting requirements."; // first of all, generate some mockup data. DataTable info = new DataTable("Store Information"); info.Columns.Add("Index", typeof(int)); info.Columns.Add("IndexOffsetLeft", typeof(float)); info.Columns.Add("IndexOffsetRight", typeof(float)); info.Columns.Add("StoreName", typeof(string)); info.Columns.Add("BarBase", typeof(float)); info.Columns.Add("StoreGrowth", typeof(float)); info.Columns.Add("AverageGrowth", typeof(float)); info.Columns.Add("ProjectedSales", typeof(float)); float barBase = 185.0f; Random r = new Random(); for (int i = 0; i < 18; ++i) { DataRow row = info.NewRow(); row["Index"] = i; row["IndexOffsetLeft"] = (float)i - 0.1f; row["IndexOffsetRight"] = (float)i + 0.1f; row["StoreName"] = "Store " + (i + 1).ToString(); row["BarBase"] = barBase; row["StoreGrowth"] = barBase + ((r.NextDouble() - 0.1) * 20.0f); row["AverageGrowth"] = barBase + ((r.NextDouble() - 0.1) * 15.0f); row["ProjectedSales"] = barBase + (r.NextDouble() * 15.0f); info.Rows.Add(row); barBase += (float)r.NextDouble() * 4.0f; } plotSurface.Clear(); plotSurface.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias; // generate the grid Grid grid = new Grid(); grid.VerticalGridType = Grid.GridType.Coarse; grid.HorizontalGridType = Grid.GridType.None; grid.MajorGridPen = new Pen(Color.Black, 1.0f); plotSurface.Add(grid); // generate the trendline LinePlot trendline = new LinePlot(); trendline.DataSource = info; trendline.AbscissaData = "Index"; trendline.OrdinateData = "BarBase"; trendline.Pen = new Pen(Color.Black, 3.0f); trendline.Label = "Trendline"; plotSurface.Add(trendline); // draw store growth bars BarPlot storeGrowth = new BarPlot(); storeGrowth.DataSource = info; storeGrowth.AbscissaData = "IndexOffsetLeft"; storeGrowth.OrdinateDataTop = "StoreGrowth"; storeGrowth.OrdinateDataBottom = "BarBase"; storeGrowth.Label = "Store Growth"; storeGrowth.FillBrush = NPlot.RectangleBrushes.Solid.Black; //storeGrowth.BorderPen = new Pen( Color.Black, 2.0f ); plotSurface.Add(storeGrowth); // draw average growth bars BarPlot averageGrowth = new BarPlot(); averageGrowth.DataSource = info; averageGrowth.AbscissaData = "IndexOffsetRight"; averageGrowth.OrdinateDataBottom = "BarBase"; averageGrowth.OrdinateDataTop = "AverageGrowth"; averageGrowth.Label = "Average Growth"; averageGrowth.FillBrush = NPlot.RectangleBrushes.Solid.Gray; //averageGrowth.BorderPen = new Pen( Color.Black, 2.0f ); plotSurface.Add(averageGrowth); // generate the projected sales step line. StepPlot projected = new StepPlot(); projected.DataSource = info; projected.AbscissaData = "Index"; projected.OrdinateData = "ProjectedSales"; projected.Pen = new Pen(Color.Orange, 3.0f); projected.HideVerticalSegments = true; projected.Center = true; projected.Label = "Projected Sales"; projected.WidthScale = 0.7f; plotSurface.Add(projected); // generate the minimum target line. HorizontalLine minimumTargetLine = new HorizontalLine(218, new Pen(Color.Green, 3.5f)); minimumTargetLine.Label = "Minimum Target"; minimumTargetLine.LengthScale = 0.98f; minimumTargetLine.ShowInLegend = true; // off by default for lines. plotSurface.Add(minimumTargetLine); // generate the preferred target line. HorizontalLine preferredTargetLine = new HorizontalLine(228, new Pen(Color.Blue, 3.5f)); preferredTargetLine.Label = "Preferred Target"; preferredTargetLine.LengthScale = 0.98f; preferredTargetLine.ShowInLegend = true; // off by default for lines. plotSurface.Add(preferredTargetLine); // make some modifications so that chart matches requirements. // y axis. plotSurface.YAxis1.TicksIndependentOfPhysicalExtent = true; plotSurface.YAxis1.TickTextNextToAxis = false; //plotSurface.YAxis1.TicksAngle = 3.0f * (float)Math.PI / 2.0f; // Not required if TicksAngle bug #2000693 fixed ((LinearAxis)plotSurface.YAxis1).LargeTickStep = 10.0; ((LinearAxis)plotSurface.YAxis1).NumberOfSmallTicks = 0; // x axis plotSurface.XAxis1.TicksIndependentOfPhysicalExtent = true; plotSurface.XAxis1.TickTextNextToAxis = false; //plotSurface.XAxis1.TicksAngle = (float)Math.PI / 2.0f; // Not required if TicksAngle bug #2000693 fixed LabelAxis la = new LabelAxis(plotSurface.XAxis1); for (int i = 0; i < info.Rows.Count; ++i) { la.AddLabel((string)info.Rows[i]["StoreName"], Convert.ToInt32(info.Rows[i]["Index"])); } la.TicksLabelAngle = (float)90.0f; la.TicksBetweenText = true; plotSurface.XAxis1 = la; plotSurface.XAxis2 = (Axis)plotSurface.XAxis1.Clone(); plotSurface.XAxis2.HideTickText = true; plotSurface.XAxis2.LargeTickSize = 0; Legend l = new Legend(); l.NumberItemsVertically = 2; l.AttachTo(XAxisPosition.Bottom, YAxisPosition.Left); l.HorizontalEdgePlacement = NPlot.Legend.Placement.Outside; l.VerticalEdgePlacement = NPlot.Legend.Placement.Inside; l.XOffset = 5; l.YOffset = 50; l.BorderStyle = NPlot.LegendBase.BorderType.Line; plotSurface.Legend = l; plotSurface.Title = "Sales Growth Compared to\n" + "Average Sales Growth by Store Size - Rank Order Low to High"; plotSurface.Refresh(); }
public PlotParticles() { infoText = ""; infoText += "Particles Example. Demonstrates - \n"; infoText += " * How to chart multiple data sets against multiple axes at the same time."; plotSurface.Clear(); Grid mygrid = new Grid(); mygrid.HorizontalGridType = Grid.GridType.Fine; mygrid.VerticalGridType = Grid.GridType.Fine; plotSurface.Add(mygrid); // in this example we synthetize a particle distribution // in the x-x' phase space and plot it, with the rms Twiss // ellipse and desnity distribution const int Particle_Number = 500; float [] x = new float[Particle_Number]; float [] y = new float[Particle_Number]; // Twiss parameters for the beam ellipse // 5 mm mrad max emittance, 1 mm beta function float alpha, beta, gamma, emit; alpha = -2.0f; beta = 1.0f; gamma = (1.0f + alpha * alpha) / beta; emit = 4.0f; float da, xmax, xpmax; da = -alpha / gamma; xmax = (float)Math.Sqrt(emit / gamma); xpmax = (float)Math.Sqrt(emit * gamma); Random rand = new Random(); // cheap randomizer on the unit circle for (int i = 0; i < Particle_Number; i++) { float r; do { x[i] = (float)(2.0f * rand.NextDouble() - 1.0f); y[i] = (float)(2.0f * rand.NextDouble() - 1.0f); r = (float)Math.Sqrt(x[i] * x[i] + y[i] * y[i]); } while (r > 1.0f); } // transform to the tilted twiss ellipse for (int i = 0; i < Particle_Number; ++i) { y[i] *= xpmax; x[i] = x[i] * xmax + y[i] * da; } plotSurface.Title = "Beam Horizontal Phase Space and Twiss ellipse"; PointPlot pp = new PointPlot(); pp.OrdinateData = y; pp.AbscissaData = x; pp.Marker = new Marker(Marker.MarkerType.FilledCircle, 4, new Pen(Color.Blue)); plotSurface.Add(pp, XAxisPosition.Bottom, YAxisPosition.Left); // set axes LinearAxis lx = (LinearAxis)plotSurface.XAxis1; lx.Label = "Position - x [mm]"; lx.NumberOfSmallTicks = 2; LinearAxis ly = (LinearAxis)plotSurface.YAxis1; ly.Label = "Divergence - x' [mrad]"; ly.NumberOfSmallTicks = 2; // Draws the rms Twiss ellipse computed from the random data float [] xeli = new float [40]; float [] yeli = new float [40]; float a_rms, b_rms, g_rms, e_rms; Twiss(x, y, out a_rms, out b_rms, out g_rms, out e_rms); TwissEllipse(a_rms, b_rms, g_rms, e_rms, ref xeli, ref yeli); LinePlot lp = new LinePlot(); lp.OrdinateData = yeli; lp.AbscissaData = xeli; plotSurface.Add(lp, XAxisPosition.Bottom, YAxisPosition.Left); lp.Pen = new Pen(Color.Red, 2.0f); // Draws the ellipse containing 100% of the particles // for a uniform distribution in 2D the area is 4 times the rms float [] xeli2 = new float [40]; float [] yeli2 = new float [40]; TwissEllipse(a_rms, b_rms, g_rms, 4.0F * e_rms, ref xeli2, ref yeli2); LinePlot lp2 = new LinePlot(); lp2.OrdinateData = yeli2; lp2.AbscissaData = xeli2; plotSurface.Add(lp2, XAxisPosition.Bottom, YAxisPosition.Left); Pen p2 = new Pen(Color.Red, 2.0f); float [] pattern = { 5.0f, 40.0f }; p2.DashPattern = pattern; lp2.Pen = p2; // now bin the particle position to create beam density histogram float range, min, max; min = (float)lx.WorldMin; max = (float)lx.WorldMax; range = max - min; const int Nbin = 30; float [] xbin = new float[Nbin + 1]; float [] xh = new float[Nbin + 1]; for (int j = 0; j <= Nbin; ++j) { xbin[j] = min + j * range; if (j < Nbin) { xh[j] = 0.0F; } } for (int i = 0; i < Particle_Number; ++i) { if (x[i] >= min && x[i] <= max) { int j; j = Convert.ToInt32(Nbin * (x[i] - min) / range); xh[j] += 1; } } StepPlot sp = new StepPlot(); sp.OrdinateData = xh; sp.AbscissaData = new StartStep(min, range / Nbin); sp.Center = true; plotSurface.Add(sp, XAxisPosition.Bottom, YAxisPosition.Right); // axis formatting LinearAxis ly2 = (LinearAxis)plotSurface.YAxis2; ly2.WorldMin = 0.0f; ly2.Label = "Beam Density [a.u.]"; ly2.NumberOfSmallTicks = 2; sp.Pen = new Pen(Color.Green, 2); // Finally, refreshes the plot plotSurface.Refresh(); }
public StepPlotSample() : base() { infoText = ""; infoText += "Sound Wave Example. Demonstrates - \n"; infoText += " * StepPlot (centered) and HorizontalLine IDrawables \n"; infoText += " * Vertical ColorGradient plotBackground \n"; //infoText += " * AxisDrag Interaction - try left clicking and dragging X or Y axes \n"; //infoText += " * Vertical & Horizontal GuideLines - without fragmentation problems! \n"; //infoText += " * Rubberband Selection - click and drag to zoom an area of the plot \n"; //infoText += " * Key actions : +,- zoom, left/right/up/down pan, Home restores original scale and origin"; Assembly asm = Assembly.GetExecutingAssembly(); Stream file = asm.GetManifestResourceStream("Samples.Resources.sound.wav"); byte[] a = new byte[10000]; System.Int16[] v = new short[5000]; System.Int16[] w = new short[1000]; file.Read(a, 0, 10000); for (int i = 100; i < 5000; ++i) { v[i] = BitConverter.ToInt16(a, i * 2); } file.Close(); // Select only every 5th sample, so data size = 1000 points for (int i = 1; i < 1000; ++i) { w[i] = v[i * 5]; } plotCanvas.Clear(); plotCanvas.AddInteraction(new KeyActions()); //plotCanvas.AddInteraction (new AxisDrag ()); //plotCanvas.AddInteraction (new PlotSelection (Color.Gray)); //plotCanvas.AddInteraction (new VerticalGuideline (Color.Gray)); //plotCanvas.AddInteraction (new HorizontalGuideline (Color.Gray)); plotCanvas.Add(new HorizontalLine(2500.0, Colors.LightBlue)); StepPlot sp = new StepPlot(); sp.DataSource = w; sp.Color = Colors.Black; sp.Center = true; plotCanvas.Add(sp); plotCanvas.YAxis1.FlipTickText = true; plotCanvas.Canvas.BackgroundColor = new Color(0.375, 0.375, 0.375); ColorGradient g = new ColorGradient(); g.StartColor = new Color(0.5, 0.5, 1); g.EndColor = new Color(0.5, 1, 0.5); plotCanvas.PlotBackGradient = g; plotCanvas.XAxis1.LineColor = Colors.White; plotCanvas.YAxis1.LineColor = Colors.White; PackStart(plotCanvas.Canvas, true); Label la = new Label(infoText); PackStart(la); }