Initial Commit

Charts/Axes/Numeric/MinorNumericTicksProvider.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Diagnostics.CodeAnalysis;
+
+namespace Microsoft.Research.DynamicDataDisplay.Charts
+{
+	public sealed class MinorNumericTicksProvider : ITicksProvider<double>
+	{
+		private readonly ITicksProvider<double> parent;
+		private Range<double>[] ranges;
+		internal void SetRanges(IEnumerable<Range<double>> ranges)
+		{
+			this.ranges = ranges.ToArray();
+		}
+
+		private double[] coeffs;
+		public double[] Coeffs
+		{
+			get { return coeffs; }
+			set
+			{
+				if (value == null)
+					throw new ArgumentNullException("value");
+
+				coeffs = value;
+				Changed.Raise(this);
+			}
+		}
+
+		internal MinorNumericTicksProvider(ITicksProvider<double> parent)
+		{
+			this.parent = parent;
+			Coeffs = new double[] { 0.3, 0.3, 0.3, 0.3, 0.6, 0.3, 0.3, 0.3, 0.3 };
+		}
+
+		#region ITicksProvider<double> Members
+
+		public event EventHandler Changed;
+
+		public ITicksInfo<double> GetTicks(Range<double> range, int ticksCount)
+		{
+			if (Coeffs.Length == 0)
+				return new TicksInfo<double>();
+
+			var minorTicks = ranges.Select(r => CreateTicks(r)).SelectMany(m => m);
+			var res = new TicksInfo<double>();
+			res.TickSizes = minorTicks.Select(m => m.Value).ToArray();
+			res.Ticks = minorTicks.Select(m => m.Tick).ToArray();
+
+			return res;
+		}
+
+		public MinorTickInfo<double>[] CreateTicks(Range<double> range)
+		{
+			double step = (range.Max - range.Min) / (Coeffs.Length + 1);
+
+			MinorTickInfo<double>[] res = new MinorTickInfo<double>[Coeffs.Length];
+			for (int i = 0; i < Coeffs.Length; i++)
+			{
+				res[i] = new MinorTickInfo<double>(Coeffs[i], range.Min + step * (i + 1));
+			}
+			return res;
+		}
+
+		public int DecreaseTickCount(int ticksCount)
+		{
+			return ticksCount;
+		}
+
+		public int IncreaseTickCount(int ticksCount)
+		{
+			return ticksCount;
+		}
+
+		public ITicksProvider<double> MinorProvider
+		{
+			get { return null; }
+		}
+
+		public ITicksProvider<double> MajorProvider
+		{
+			get { return parent; }
+		}
+
+		#endregion
+	}
+}