source: branches/HeuristicLab.Problems.GaussianProcessTuning/ILNumerics.2.14.4735.573/Drawing/Labeling/ILHashCreator.cs @ 12448

///
///    This file is part of ILNumerics Community Edition.
///
///    ILNumerics Community Edition - high performance computing for applications.
///    Copyright (C) 2006 - 2012 Haymo Kutschbach, http://ilnumerics.net
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///    along with ILNumerics Community Edition. See the file License.txt in the root
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///    In addition this software uses the following components and/or licenses: 
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///    Copyright (c) 2006 - 2009 the Open Toolkit library.
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using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing; 

namespace ILNumerics.Drawing.Labeling {
    /// <summary>
    /// Helper class used to create hashes for renderable items (currently text only)
    /// </summary>
    /// <remarks>This class should be used to retrieve an (unique) key for any 
    /// renderable items used in ILNumerics.Drawing renderer classes. This way on can 
    /// ensure not to create hash conflicts between different cached items.
    ///  </remarks>
    public class ILHashCreator {

        /// <summary>
        /// create hash for a text item, used to uniquely identify the item in a collection
        /// </summary>
        /// <param name="font">font used to draw the character</param>
        /// <param name="text">text content</param>
        /// <returns>string as key into collection. The key is: F:[(int)FontStyle][Size (3digits)]&[FontName]&text</returns>
        public static string Hash (Font font, string text) {
            return String.Format("F:{0}&{1:g3}&{2}&{3}",(int)font.Style,font.Size,font.Name,text); 
        }

        /// <summary>
        /// create unique hash for bitmaps
        /// </summary>
        /// <param name="bitmap">bitmap</param>
        /// <returns>unique key identifying the bitmap</returns>
        public static string Hash (Bitmap bitmap) {
            throw new NotImplementedException(); 
        }

    }
}