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AirScout/OxyPlot/Source/Examples/ExampleLibrary/Discussions/DiscussionExamples.cs

366 wiersze
14 KiB
C#
Czysty Wina Historia

// --------------------------------------------------------------------------------------------------------------------
// <copyright file="DiscussionExamples.cs" company="OxyPlot">
// Copyright (c) 2014 OxyPlot contributors
// </copyright>
// --------------------------------------------------------------------------------------------------------------------
namespace ExampleLibrary
{
using System;
using System.Globalization;
using System.Linq;
using OxyPlot;
using OxyPlot.Axes;
using OxyPlot.Series;
[Examples("Z0 Discussions")]
public class DiscussionExamples
{
[Example("#445576: Invisible contour series")]
public static PlotModel InvisibleContourSeries()
{
var model = new PlotModel { Title = "Invisible contour series" };
var cs = new ContourSeries
{
IsVisible = false,
ColumnCoordinates = ArrayBuilder.CreateVector(-1, 1, 0.05),
RowCoordinates = ArrayBuilder.CreateVector(-1, 1, 0.05)
};
cs.Data = ArrayBuilder.Evaluate((x, y) => x + y, cs.ColumnCoordinates, cs.RowCoordinates);
model.Series.Add(cs);
return model;
}
[Example("#461507: StairStepSeries NullReferenceException")]
public static PlotModel StairStepSeries_NullReferenceException()
{
var plotModel1 = new PlotModel { Title = "StairStepSeries NullReferenceException" };
plotModel1.Series.Add(new StairStepSeries());
return plotModel1;
}
[Example("#501409: Heatmap interpolation color")]
public static PlotModel HeatMapSeriesInterpolationColor()
{
var data = new double[2, 3];
data[0, 0] = 10;
data[0, 1] = 0;
data[0, 2] = -10;
var model = new PlotModel { Title = "HeatMapSeries" };
model.Axes.Add(new LinearColorAxis { Position = AxisPosition.Right, Palette = new OxyPalette(OxyColors.Red, OxyColors.Green, OxyColors.Blue) });
var hms = new HeatMapSeries
{
CoordinateDefinition = HeatMapCoordinateDefinition.Center,
X0 = 0,
X1 = 3,
Y0 = 0,
Y1 = 2,
Data = data,
Interpolate = false,
LabelFontSize = 0.2
};
model.Series.Add(hms);
return model;
}
[Example("#522598: Peaks 400x400")]
public static PlotModel Peaks400()
{
return HeatMapSeriesExamples.CreatePeaks(null, true, 400);
}
[Example("#474875: Updating HeatMapSeries 1")]
public static PlotModel UpdatingHeatMapSeries1()
{
var model = HeatMapSeriesExamples.CreatePeaks();
model.Title = "Updating HeatMapSeries";
model.Subtitle = "Click the heat map to change the Maximum of the color axis.";
var lca = (LinearColorAxis)model.Axes[0];
var hms = (HeatMapSeries)model.Series[0];
hms.MouseDown += (s, e) =>
{
lca.Maximum = Double.IsNaN(lca.Maximum) ? 10 : Double.NaN;
model.InvalidatePlot(true);
};
return model;
}
[Example("#474875: Updating HeatMapSeries 2")]
public static PlotModel UpdatingHeatMapSeries()
{
var model = HeatMapSeriesExamples.CreatePeaks();
model.Title = "Updating HeatMapSeries";
model.Subtitle = "Click the heat map to change the Maximum of the color axis and invoke the Invalidate method on the HeatMapSeries.";
var lca = (LinearColorAxis)model.Axes[0];
var hms = (HeatMapSeries)model.Series[0];
hms.MouseDown += (s, e) =>
{
lca.Maximum = Double.IsNaN(lca.Maximum) ? 10 : Double.NaN;
hms.Invalidate();
model.InvalidatePlot(true);
};
return model;
}
[Example("#539104: Reduced color saturation")]
public static PlotModel ReducedColorSaturation()
{
var model = new PlotModel
{
Title = "Reduced color saturation",
};
model.Axes.Add(new CategoryAxis { Position = AxisPosition.Bottom });
// modify the saturation of the default colors
model.DefaultColors = model.DefaultColors.Select(c => c.ChangeSaturation(0.5)).ToList();
var r = new Random(37);
for (var i = 0; i < model.DefaultColors.Count; i++)
{
var columnSeries = new ColumnSeries();
columnSeries.Items.Add(new ColumnItem(50 + r.Next(50)));
columnSeries.Items.Add(new ColumnItem(40 + r.Next(50)));
model.Series.Add(columnSeries);
}
return model;
}
[Example("#539104: Medium intensity colors")]
public static PlotModel MediumIntensityColors()
{
var model = new PlotModel
{
Title = "Medium intensity colors",
};
model.Axes.Add(new CategoryAxis { Position = AxisPosition.Bottom });
// See http://www.perceptualedge.com/articles/visual_business_intelligence/rules_for_using_color.pdf
model.DefaultColors = new[]
{
OxyColor.FromRgb(114, 114, 114),
OxyColor.FromRgb(241, 89, 95),
OxyColor.FromRgb(121, 195, 106),
OxyColor.FromRgb(89, 154, 211),
OxyColor.FromRgb(249, 166, 90),
OxyColor.FromRgb(158, 102, 171),
OxyColor.FromRgb(205, 112, 88),
OxyColor.FromRgb(215, 127, 179)
};
var r = new Random(37);
for (var i = 0; i < model.DefaultColors.Count; i++)
{
var columnSeries = new ColumnSeries();
columnSeries.Items.Add(new ColumnItem(50 + r.Next(50)));
columnSeries.Items.Add(new ColumnItem(40 + r.Next(50)));
model.Series.Add(columnSeries);
}
return model;
}
[Example("#539104: Brewer colors (4)")]
public static PlotModel BrewerColors4()
{
var model = new PlotModel
{
Title = "Brewer colors (Accent scheme)",
};
model.Axes.Add(new CategoryAxis { Position = AxisPosition.Bottom });
// See http://colorbrewer2.org/?type=qualitative&scheme=Accent&n=4
model.DefaultColors = new[]
{
OxyColor.FromRgb(127, 201, 127),
OxyColor.FromRgb(190, 174, 212),
OxyColor.FromRgb(253, 192, 134),
OxyColor.FromRgb(255, 255, 153)
};
var r = new Random(37);
for (var i = 0; i < model.DefaultColors.Count; i++)
{
var columnSeries = new ColumnSeries();
columnSeries.Items.Add(new ColumnItem(50 + r.Next(50)));
columnSeries.Items.Add(new ColumnItem(40 + r.Next(50)));
model.Series.Add(columnSeries);
}
return model;
}
[Example("#539104: Brewer colors (6)")]
public static PlotModel BrewerColors6()
{
var model = new PlotModel
{
Title = "Brewer colors (Paired scheme)",
};
model.Axes.Add(new CategoryAxis { Position = AxisPosition.Bottom });
// See http://colorbrewer2.org/?type=qualitative&scheme=Paired&n=6
model.DefaultColors = new[]
{
OxyColor.FromRgb(166, 206, 227),
OxyColor.FromRgb(31, 120, 180),
OxyColor.FromRgb(178, 223, 138),
OxyColor.FromRgb(51, 160, 44),
OxyColor.FromRgb(251, 154, 153),
OxyColor.FromRgb(227, 26, 28)
};
var r = new Random(37);
for (var i = 0; i < model.DefaultColors.Count; i++)
{
var columnSeries = new ColumnSeries();
columnSeries.Items.Add(new ColumnItem(50 + r.Next(50)));
columnSeries.Items.Add(new ColumnItem(40 + r.Next(50)));
model.Series.Add(columnSeries);
}
return model;
}
[Example("#542701: Same color of LineSeries and axis title & labels")]
public static PlotModel SameColorOfLineSeriesAndAxisTitleAndLabels()
{
var model = new PlotModel { Title = "Same color of LineSeries and axis title & labels" };
var color = OxyColors.IndianRed;
model.Axes.Add(new LinearAxis { Position = AxisPosition.Left, Title = "Axis 1", TitleColor = color, TextColor = color });
model.Axes.Add(new LinearAxis { Position = AxisPosition.Bottom });
model.Series.Add(new LineSeries { Title = "LineSeries 1", Color = color, ItemsSource = new[] { new DataPoint(0, 0), new DataPoint(10, 3), new DataPoint(20, 2) } });
return model;
}
[Example("#549839: Polar plot with custom arrow series")]
public static PlotModel PolarPlotWithArrows()
{
var model = new PlotModel { Title = "Custom arrow series", PlotType = PlotType.Polar, PlotAreaBorderColor = OxyColors.Undefined };
model.Axes.Add(new AngleAxis { Minimum = 0, Maximum = 360, MajorStep = 30, MinorStep = 30, MajorGridlineStyle = LineStyle.Dash });
model.Axes.Add(new MagnitudeAxis { Minimum = 0, Maximum = 5, MajorStep = 1, MinorStep = 1, Angle = 90, MajorGridlineStyle = LineStyle.Dash });
model.Series.Add(new ArrowSeries549839 { EndPoint = new DataPoint(1, 40) });
model.Series.Add(new ArrowSeries549839 { EndPoint = new DataPoint(2, 75) });
model.Series.Add(new ArrowSeries549839 { EndPoint = new DataPoint(3, 110) });
model.Series.Add(new ArrowSeries549839 { EndPoint = new DataPoint(4, 140) });
model.Series.Add(new ArrowSeries549839 { EndPoint = new DataPoint(5, 180) });
return model;
}
[Example("MarkerType = Circle problem")]
public static PlotModel MarkerTypeCircleProblem()
{
var plotModel = new PlotModel { LegendSymbolLength = 30, PlotType = PlotType.Cartesian, PlotAreaBorderThickness = new OxyThickness(0) };
var xaxis = new DateTimeAxis
{
Position = AxisPosition.Bottom,
TickStyle = TickStyle.None,
AxislineStyle = LineStyle.Solid,
AxislineColor = OxyColor.FromRgb(153, 153, 153),
StringFormat = CultureInfo.CurrentCulture.DateTimeFormat.GetAbbreviatedMonthName(1) + "d HH",
IntervalType = DateTimeIntervalType.Hours
};
var yaxis = new LinearAxis
{
Position = AxisPosition.Left,
Minimum = 0.001f,
Maximum = 3,
MajorGridlineStyle = LineStyle.Solid,
TickStyle = TickStyle.None,
IntervalLength = 50
};
plotModel.Axes.Add(xaxis);
plotModel.Axes.Add(yaxis);
var series1 = new LineSeries
{
Color = OxyColor.FromRgb(44, 169, 173),
StrokeThickness = 1,
MarkerType = MarkerType.Circle,
MarkerStroke = OxyColors.Blue,
MarkerFill = OxyColors.SkyBlue,
// MarkerStrokeThickness = 5,
MarkerSize = 2,
DataFieldX = "Date",
DataFieldY = "Value",
TrackerFormatString = "Date: {2:d HH}&#x0a;Value: {4}"
};
series1.Points.Add(new DataPoint(0.1, 0.7));
series1.Points.Add(new DataPoint(0.6, 0.9));
series1.Points.Add(new DataPoint(1.0, 0.85));
series1.Points.Add(new DataPoint(1.4, 0.95));
series1.Points.Add(new DataPoint(1.8, 1.2));
series1.Points.Add(new DataPoint(2.2, 1.7));
series1.Points.Add(new DataPoint(2.6, 1.7));
series1.Points.Add(new DataPoint(3.0, 0.7));
plotModel.Series.Add(series1);
return plotModel;
}
private class ArrowSeries549839 : XYAxisSeries
{
private OxyColor defaultColor;
public ArrowSeries549839()
{
this.Color = OxyColors.Automatic;
this.StrokeThickness = 2;
}
public DataPoint StartPoint { get; set; }
public DataPoint EndPoint { get; set; }
public OxyColor Color { get; set; }
public double StrokeThickness { get; set; }
protected override void SetDefaultValues()
{
if (this.Color.IsAutomatic())
{
this.defaultColor = this.PlotModel.GetDefaultColor();
}
}
public OxyColor ActualColor
{
get
{
return this.Color.GetActualColor(this.defaultColor);
}
}
public override void Render(IRenderContext rc)
{
// transform to screen coordinates
var p0 = this.Transform(this.StartPoint);
var p1 = this.Transform(this.EndPoint);
var direction = p1 - p0;
var normal = new ScreenVector(direction.Y, -direction.X);
// the end points of the arrow head, scaled by length of arrow
var p2 = p1 - (direction * 0.2) + (normal * 0.1);
var p3 = p1 - (direction * 0.2) - (normal * 0.1);
// draw the line segments
rc.DrawLineSegments(new[] { p0, p1, p1, p2, p1, p3 }, this.ActualColor, this.StrokeThickness);
}
}
}
}
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