/// <summary>
/// Initializes a new instance of the <see cref="SpriteCategorization"/> class.
/// </summary>
/// <param name="category">The category.</param>
/// <param name="title">The title.</param>
/// <exception cref="ArgumentNullException"><paramref name="category" /> is <c>null</c>.</exception>
/// <exception cref="ArgumentNullException"><paramref name="title" /> is <c>null</c>.</exception>
public SpriteCategorization(SpriteCategory category, SpriteTitle title)
{
if (category == null)
{
throw new ArgumentNullException("category");
}
if (title == null)
{
throw new ArgumentNullException("title");
}
_category = category;
_title = title;
}
/// <summary>
/// Splits apart the category and title from a single string.
/// </summary>
/// <param name="categoryAndTitle">The concatenated category and title.</param>
/// <param name="category">The resulting category</param>.
/// <param name="title">The resulting title.</param>
/// <exception cref="ArgumentNullException"><paramref name="categoryAndTitle"/> is null or empty.</exception>
/// <exception cref="ArgumentException"><paramref name="categoryAndTitle"/> is not property formatted.</exception>
public static void SplitCategoryAndTitle(string categoryAndTitle, out SpriteCategory category, out SpriteTitle title)
{
if (string.IsNullOrEmpty(categoryAndTitle))
{
throw new ArgumentNullException("categoryAndTitle");
}
categoryAndTitle = categoryAndTitle.Replace("\\", Delimiter).Replace("/", Delimiter);
var lastSep = categoryAndTitle.LastIndexOf(Delimiter, StringComparison.Ordinal);
if (lastSep == -1)
{
throw new ArgumentException("No delimiters found.", "categoryAndTitle");
}
// Split at the last separator
var categoryStr = categoryAndTitle.Substring(0, lastSep);
var titleStr = categoryAndTitle.Substring(lastSep + 1);
category = new SpriteCategory(categoryStr);
title = new SpriteTitle(titleStr);
}