Initial Commit

Common/Palettes/HsbPalette.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Microsoft.Research.DynamicDataDisplay.Common.Auxiliary;
+using System.ComponentModel;
+using System.Windows.Media;
+
+namespace Microsoft.Research.DynamicDataDisplay.Common.Palettes
+{
+	public sealed class HSBPalette : IPalette
+	{
+		/// <summary>
+		/// Initializes a new instance of the <see cref="HSBPalette"/> class.
+		/// </summary>
+		public HSBPalette() { }
+
+		private double start = 0;
+		[DefaultValue(0.0)]
+		public double Start
+		{
+			get { return start; }
+			set
+			{
+				if (start != value)
+				{
+					start = value;
+					Changed.Raise(this);
+				}
+			}
+		}
+
+		private double width = 360;
+		[DefaultValue(360.0)]
+		public double Width
+		{
+			get { return width; }
+			set
+			{
+				if (width != value)
+				{
+					width = value;
+					Changed.Raise(this);
+				}
+			}
+		}
+
+		#region IPalette Members
+
+		public Color GetColor(double t)
+		{
+			Verify.IsTrue(0 <= t && t <= 1);
+
+			return new HsbColor(start + t * width, 1, 1).ToArgbColor();
+		}
+
+		public event EventHandler Changed;
+
+		#endregion
+	}
+}