Initial Commit

Descriptions/PenDescription.cs

@@ -0,0 +1,64 @@
+using System;
+using System.Windows;
+using System.Windows.Media;
+using System.Windows.Data;
+
+namespace Microsoft.Research.DynamicDataDisplay
+{
+	public sealed class PenDescription : StandardDescription
+	{
+		/// <summary>
+		/// Initializes a new instance of the <see cref="PenDescription"/> class.
+		/// </summary>
+		public PenDescription() { }
+
+		/// <summary>
+		/// Initializes a new instance of the <see cref="PenDescription"/> class.
+		/// </summary>
+		/// <param name="description">Custom description.</param>
+		public PenDescription(string description) : base(description) { }
+
+		protected override LegendItem CreateLegendItemCore()
+		{
+			return new LineLegendItem(this);
+		}
+
+		protected override void AttachCore(UIElement graph)
+		{
+			base.AttachCore(graph);
+			LineGraph g = graph as LineGraph;
+			if (g == null)
+			{
+				throw new ArgumentException("Pen description can only be attached to PointsGraph", "graph");
+			}
+
+			SetBinding(StrokeProperty, new Binding("Stroke") { Source = g });
+			SetBinding(StrokeThicknessProperty, new Binding("StrokeThickness") { Source = g });
+		}
+
+		public Brush Stroke
+		{
+			get { return (Brush)GetValue(StrokeProperty); }
+			set { SetValue(StrokeProperty, value); }
+		}
+
+		public static readonly DependencyProperty StrokeProperty = DependencyProperty.Register(
+		  "Stroke",
+		  typeof(Brush),
+		  typeof(PenDescription),
+		  new FrameworkPropertyMetadata(null));
+
+		public double StrokeThickness
+		{
+			get { return (double)GetValue(StrokeThicknessProperty); }
+			set { SetValue(StrokeThicknessProperty, value); }
+		}
+
+		public static readonly DependencyProperty StrokeThicknessProperty = DependencyProperty.Register(
+		  "StrokeThickness",
+		  typeof(double),
+		  typeof(PenDescription),
+		  new FrameworkPropertyMetadata(0.0));
+
+	}
+}