public static LineGraph AddLineGraph(this Plotter2D plotter, IPointDataSource pointSource, Pen linePen, Description description)
{
if (pointSource == null)
{
throw new ArgumentNullException("pointSource");
}
if (linePen == null)
{
throw new ArgumentNullException("linePen");
}
LineGraph graph = new LineGraph
{
DataSource = pointSource,
LinePen = linePen
};
if (description != null)
{
NewLegend.SetDescription(graph, description.Brief);
graph.Description = description;
}
// graph.Filters.Add(new InclinationFilter());
graph.Filters.Add(new FrequencyFilter());
plotter.Children.Add(graph);
return(graph);
}
private void Page_Loaded(object sender, RoutedEventArgs e)
{
plotter.AddLineGraph(DataSourceHelper.CreateDataSource(x => x != 0 ? 10 * Math.Sin(x) / x : 1));
var line = plotter.AddLineGraph(DataSourceHelper.CreateDataSource(x => Math.Sqrt(x)));
// this will set different look to line chart's legend item - text from the left and line segment from the right
NewLegend.SetLegendItemsBuilder(line, new LegendItemsBuilder(CreateDifferentlyLookingLegendItem));
// creating and adding to plotter line chart's description editor
StackPanel textEditingPanel = new StackPanel {
Orientation = Orientation.Horizontal, Background = Brushes.LightGray
};
TextBlock label = new TextBlock {
Text = "Chart's legend description:", Margin = new Thickness(5, 10, 0, 10), VerticalAlignment = VerticalAlignment.Center
};
TextBox editor = new TextBox {
DataContext = line, Margin = new Thickness(5, 10, 5, 10)
};
editor.SetBinding(TextBox.TextProperty, new Binding {
Path = new PropertyPath("(0)", NewLegend.DescriptionProperty), Mode = BindingMode.TwoWay, UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged
});
textEditingPanel.Children.Add(label);
textEditingPanel.Children.Add(editor);
plotter.Children.Add(textEditingPanel);
}
/// <summary>
/// Adds one dimensional graph.
/// </summary>
/// <param name="pointSource">The point source.</param>
/// <param name="description">The description.</param>
/// <returns></returns>
public static LineGraph AddLineGraph(this Plotter2D plotter, IPointDataSource pointSource, string description)
{
LineGraph graph = AddLineGraph(plotter, pointSource);
graph.Description = new PenDescription(description);
NewLegend.SetDescription(graph, description);
return(graph);
}
public static LineAndMarker <ElementMarkerPointsGraph> AddLineGraph(this Plotter2D plotter, IPointDataSource pointSource,
Pen linePen, ElementPointMarker marker, Description description)
{
if (pointSource == null)
{
throw new ArgumentNullException("pointSource");
}
var res = new LineAndMarker <ElementMarkerPointsGraph>();
if (linePen != null) // We are requested to draw line graphs
{
LineGraph graph = new LineGraph
{
DataSource = pointSource,
LinePen = linePen
};
if (description != null)
{
NewLegend.SetDescription(graph, description.Brief);
graph.Description = description;
}
if (marker == null)
{
// Add inclination filter only to graphs without markers
// graph.Filters.Add(new InclinationFilter());
}
graph.Filters.Add(new FrequencyFilter());
res.LineGraph = graph;
plotter.Children.Add(graph);
}
if (marker != null) // We are requested to draw marker graphs
{
ElementMarkerPointsGraph markerGraph = new ElementMarkerPointsGraph
{
DataSource = pointSource,
Marker = marker
};
res.MarkerGraph = markerGraph;
plotter.Children.Add(markerGraph);
}
return(res);
}
private static IEnumerable <FrameworkElement> DefaultLegendItemsBuilder(IPlotterElement plotterElement)
{
LineGraph lineGraph = (LineGraph)plotterElement;
Line line = new Line {
X1 = 0, Y1 = 10, X2 = 20, Y2 = 0, Stretch = Stretch.Fill, DataContext = lineGraph
};
line.SetBinding(Line.StrokeProperty, "Stroke");
line.SetBinding(Line.StrokeThicknessProperty, "StrokeThickness");
NewLegend.SetVisualContent(lineGraph, line);
var legendItem = LegendItemsHelper.BuildDefaultLegendItem(lineGraph);
yield return(legendItem);
}
