// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)

using System;
using ICSharpCode.AvalonEdit.Document;

namespace ICSharpCode.AvalonEdit.Rendering
{
	/// <summary>
	/// EventArgs for the <see cref="TextView.VisualLineConstructionStarting"/> event.
	/// </summary>
	public class VisualLineConstructionStartEventArgs : EventArgs
	{
		/// <summary>
		/// Gets/Sets the first line that is visible in the TextView.
		/// </summary>
		public DocumentLine FirstLineInView { get; private set; }
		
		/// <summary>
		/// Creates a new VisualLineConstructionStartEventArgs instance.
		/// </summary>
		public VisualLineConstructionStartEventArgs(DocumentLine firstLineInView)
		{
			if (firstLineInView == null)
				throw new ArgumentNullException("firstLineInView");
			this.FirstLineInView = firstLineInView;
		}
	}
}