source: branches/HeuristicLab.Problems.GrammaticalOptimization/DynamicDataDisplay/Charts/Axes/DateTime/DateTimeLabelProvider.cs @ 13847

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using Microsoft.Research.DynamicDataDisplay.Charts.Axes;

namespace Microsoft.Research.DynamicDataDisplay.Charts
{
  /// <summary>
  /// Represents a label provider for <see cref="System.DateTime"/> ticks.
  /// </summary>
  public class DateTimeLabelProvider : DateTimeLabelProviderBase
  {
    /// <summary>
    /// Initializes a new instance of the <see cref="DateTimeLabelProvider"/> class.
    /// </summary>
    public DateTimeLabelProvider() { }

    public override UIElement[] CreateLabels(ITicksInfo<DateTime> ticksInfo)
    {
      object info = ticksInfo.Info;
      var ticks = ticksInfo.Ticks;

      if (info is DifferenceIn)
      {
        DifferenceIn diff = (DifferenceIn)info;
        DateFormat = GetDateFormat(diff);
      }

      LabelTickInfo<DateTime> tickInfo = new LabelTickInfo<DateTime> { Info = info };

      UIElement[] res = new UIElement[ticks.Length];
      for (int i = 0; i < ticks.Length; i++)
      {
        tickInfo.Tick = ticks[i];

        string tickText = GetString(tickInfo);
        UIElement label = new TextBlock { Text = tickText, ToolTip = ticks[i] };
        ApplyCustomView(tickInfo, label);
        res[i] = label;
      }

      return res;
    }
  }
}