#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2011 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
 *
 * This file is part of HeuristicLab.
 *
 * HeuristicLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * HeuristicLab is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
 */
#endregion

using System.Windows.Forms;
using HeuristicLab.Collections;
using HeuristicLab.Core.Views;
using HeuristicLab.MainForm;
using HeuristicLab.MainForm.WindowsForms;

namespace HeuristicLab.Analysis.Views {
  [View("Histogram View")]
  [Content(typeof(Histogram), IsDefaultView = true)]
  public partial class HistogramView : NamedItemView {

    public new Histogram Content {
      get { return (Histogram)base.Content; }
      set { base.Content = value; }
    }

    public HistogramView() {
      InitializeComponent();
    }

    protected override void DeregisterContentEvents() {
      Content.Values.ItemsAdded -= new CollectionItemsChangedEventHandler<double>(Content_Values_ItemsAdded);
      Content.Values.ItemsRemoved -= new CollectionItemsChangedEventHandler<double>(Content_Values_ItemsRemoved);
      Content.Values.CollectionReset -= new CollectionItemsChangedEventHandler<double>(Content_Values_CollectionReset);
      base.DeregisterContentEvents();
    }

    protected override void RegisterContentEvents() {
      base.RegisterContentEvents();
      Content.Values.ItemsAdded += new CollectionItemsChangedEventHandler<double>(Content_Values_ItemsAdded);
      Content.Values.ItemsRemoved += new CollectionItemsChangedEventHandler<double>(Content_Values_ItemsRemoved);
      Content.Values.CollectionReset += new CollectionItemsChangedEventHandler<double>(Content_Values_CollectionReset);
    }

    #region Event Handlers (Content)
    private void Content_Values_ItemsAdded(object sender, CollectionItemsChangedEventArgs<double> e) {
      histogramControl.AddPoints(e.Items);
    }
    private void Content_Values_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<double> e) {
      histogramControl.ClearPoints();
      histogramControl.AddPoints(Content.Values);
    }
    private void Content_Values_CollectionReset(object sender, CollectionItemsChangedEventArgs<double> e) {
      histogramControl.ClearPoints();
      histogramControl.AddPoints(Content.Values);
    }
    #endregion

    protected override void OnContentChanged() {
      base.OnContentChanged();
      histogramControl.ClearPoints();
      if (Content != null) {
        histogramControl.AddPoints(Content.Values);
      }
    }

    protected override void SetEnabledStateOfControls() {
      base.SetEnabledStateOfControls();
      histogramControl.Enabled = Content != null;
    }

    #region Event Handlers (child controls)
    #endregion
  }
}