// <copyright file="GroupCell.cs" company="Largo">
// Copyright (c) 2009 All Right Reserved
// </copyright>
// <author> vl </author>
// <email></email>
// <date>2018-12-01</date>
// <summary>Contains ...</summary>

using LargoCommon.Music;
using LargoPanels.Abstract;
using System.Collections.Generic;
using System.Windows;
using System.Windows.Media;

namespace LargoPanels.Editor
{
    /// <summary>
    /// Group Cell.
    /// </summary>
    /// <seealso cref="LargoPanels.Editor.BaseCell" />
    public class GroupCell : BaseCell
    {
        /// <summary>
        /// Initializes a new instance of the <see cref="GroupCell" /> class.
        /// </summary>
        /// <param name="givenMaster">The given master.</param>
        /// <param name="givenCell">The given cell.</param>
        public GroupCell(EditorSpace givenMaster, ContentCell givenCell) : base(givenMaster) {
            this.PenBrush = Brushes.DarkGray;
            this.ContentBrush = Brushes.GhostWhite; 
            this.BarIndex = givenCell.BarIndex;
            this.LineIndex = givenCell.LineIndex;
            this.Point = givenCell.Point;
            this.InnerCells = new List<ContentCell>();
            this.FirstCell = givenCell;
            this.InnerCells.Add(givenCell);
        }

        #region Properties
        /// <summary>
        /// Gets or sets the units.
        /// </summary>
        /// <value>
        /// The units.
        /// </value>
        public List<ContentCell> InnerCells { get; set; }

        /// <summary>
        /// Gets or sets the first unit.
        /// </summary>
        /// <value>
        /// The first unit.
        /// </value>
        public ContentCell FirstCell { get; set; }

        /// <summary>
        /// Gets the first unit.
        /// </summary>
        /// <value>
        /// The first unit.
        /// </value>
        public MusicalElement FirstElement {
            get {
                return this.FirstCell.Element;
            }
        }

        /// <summary>
        /// Gets or sets a value indicating whether this instance is single.
        /// </summary>
        /// <value>
        ///   <c>true</c> if this instance is single; otherwise, <c>false</c>.
        /// </value>
        public bool IsSingle { get; set; }

        /// <summary>
        /// Gets or sets the length.
        /// </summary>
        /// <value>
        /// The length.
        /// </value>
        public int Length { get; set; }

        #endregion

        #region Public methods
        /// <summary> Gets or sets the formatted text. </summary>
        /// <returns> The formatted text. </returns>
        public override FormattedText FormattedText() {
            //// sb.Append(this.RhythmicStructure.ElementSchema);
            return this.FirstCell.FormattedText();
            //// var ft = AbstractText.Singleton.FormatText(this.FirstElement.DisplayText, (int)this.Width - SeedSize.BasicMargin);
            //// return ft;
        }

        /// <summary> Adds a musical element. </summary>
        /// <param name="givenCell"> The given cell. </param>
        public void AddInnerCell(ContentCell givenCell) {
            this.InnerCells.Add(givenCell);
            this.Length = this.InnerCells.Count;
            this.IsSingle = this.Length == 1;

            this.Width = (SeedSize.CurrentWidth * this.Length) - SeedSize.BasicMargin;
            ////   this.Margin = new System.Windows.Thickness(  CurrentWidth + (this.Point.BarNumber * CurrentWidth),
            ////   CurrentHeight + (this.Point.LineIndex * CurrentHeight),   0,  0); 
            this.Refresh();
        }

        /// <summary>
        /// Refreshes this instance.
        /// </summary>
        public void Refresh() {
            this.FirstElement.PrepareContent(this.FirstElement.ContentType);
            //// this.ToolTip = this.FirstElement.ToolTip;
        }

        #endregion

        #region Private methods

        /// <summary>
        /// Sets the data.
        /// </summary>
        /// <param name="givenData">The given data.</param>
        /// <returns> Returns value. </returns>
        public bool SetData(IDataObject givenData) {
            //// var space = this.Master as EditorSpace;
            //// if (space != null) {
            bool change = false;
            foreach (var cell in this.InnerCells) {
                if (cell.SetData(givenData)) {
                    change = true;
                }
            }

            if (change) {
                this.formattedText = null;
            }

            return true;
        }

        #endregion
    }
}