ntpa/Ntp.Analyzer/Render/HtmlRenderer.cs

//
// HtmlRenderer.cs
//
// Author:
//       Carsten Sonne Larsen <cs@innolan.dk>
//
// Copyright (c) 2013 Carsten Sonne Larsen
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using System;
using System.Text;
using System.Collections.Generic;

namespace Ntp.Analyzer.Render
{
	/// <summary>
	/// Renders IHtmlObjects into plain text for display in browsers.
	/// </summary>
	public class HtmlRenderer : Renderer, IHtmlObject
	{
		/// <summary>
		/// Initializes a new instance of the <see cref="Ntp.Analyzer.Display.HtmlRenderer"/> class.
		/// </summary>
		/// <param name="htmlObject">Html object to render.</param>
		public HtmlRenderer (IHtmlObject htmlObject)
		{
			this.htmlObject = htmlObject;
			children = new List<IHtmlObject> (htmlObject.Children);
		}

		private readonly IHtmlObject htmlObject;
		private readonly List<IHtmlObject> children;

        public string WebPath {
            get { return htmlObject.WebPath; }
        }

		/// <summary>
		/// Gets the children of the IHtmlObject.
		/// </summary>
		/// <value>The children.</value>
		public IEnumerable<IHtmlObject> Children {
			get { return children.ToArray (); }
		}

		/// <summary>
		/// Renders the head of the object.
		/// </summary>
		/// <returns>The head.</returns>
		public string RenderHead ()
		{
			return htmlObject.RenderHead ();
		}

		/// <summary>
		/// Render this instance plus all child instances.
		/// </summary>
		public override string Render ()
		{
			StringBuilder builder = new StringBuilder ();

			builder.Append (RenderHead ());
			builder.Append (htmlObject.Render ());
						
			foreach (IHtmlObject renderer in children) {			
				HtmlRenderer childRenderer = new HtmlRenderer (renderer);
				builder.Append (childRenderer.Render ());
			}
			
			builder.Append (RenderFooter ());
			
			return builder.ToString ();
		}

		/// <summary>
		/// Renders the footer of the object.
		/// </summary>
		/// <returns>The footer.</returns>
		public string RenderFooter ()
		{
			return htmlObject.RenderFooter ();
		}
	}
}