Initial Commit

Common/Palettes/PaletteBase.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Windows.Media;
+
+namespace Microsoft.Research.DynamicDataDisplay.Common.Palettes
+{
+	/// <summary>
+	/// Represents a simple base class for a palette. Contains an abstract merhod for creation of color and method to raise changed event.
+	/// </summary>
+	public abstract class PaletteBase : IPalette
+	{
+		#region IPalette Members
+
+		/// <summary>
+		/// Gets the color by interpolation coefficient.
+		/// </summary>
+		/// <param name="t">Interpolation coefficient, should belong to [0..1].</param>
+		/// <returns>Color.</returns>
+		public abstract Color GetColor(double t);
+
+		protected void RaiseChanged()
+		{
+			Changed.Raise(this);
+		}
+
+		/// <summary>
+		/// Occurs when palette changes.
+		/// </summary>
+		public event EventHandler Changed;
+
+		#endregion
+	}
+}