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Viewing changes to src/AddIns/Misc/PackageManagement/Packages/AvalonEdit.Sample/Content/AvalonEdit.Sample/ColorizeAvalonEdit.cs.pp

  • Committer: sk
  • Date: 2011-09-10 05:17:57 UTC
  • Revision ID: halega@halega.com-20110910051757-qfouz1llya9m6boy
4.1.0.7915 Release Candidate 1

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src/AddIns/Misc/PackageManagement/Packages/AvalonEdit.Sample/Content/AvalonEdit.Sample/ColorizeAvalonEdit.cs.pp
 
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// Copyright (c) 2009 Daniel Grunwald
 
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// 
 
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
 
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// software and associated documentation files (the "Software"), to deal in the Software
 
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// without restriction, including without limitation the rights to use, copy, modify, merge,
 
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
 
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// to whom the Software is furnished to do so, subject to the following conditions:
 
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// 
 
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// The above copyright notice and this permission notice shall be included in all copies or
 
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// substantial portions of the Software.
 
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// 
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
 
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
 
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 
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// DEALINGS IN THE SOFTWARE.
 
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using System;
 
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using System.Windows;
 
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using System.Windows.Media;
 
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using ICSharpCode.AvalonEdit.Document;
 
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using ICSharpCode.AvalonEdit.Rendering;
 
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namespace $rootnamespace$.AvalonEdit.Sample
 
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{
 
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        /// <summary>
 
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        /// Finds the word 'AvalonEdit' and makes it bold and italic.
 
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        /// </summary>
 
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        public class ColorizeAvalonEdit : DocumentColorizingTransformer
 
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        {
 
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                protected override void ColorizeLine(DocumentLine line)
 
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                {
 
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                        int lineStartOffset = line.Offset;
 
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                        string text = CurrentContext.Document.GetText(line);
 
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                        int start = 0;
 
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                        int index;
 
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                        while ((index = text.IndexOf("AvalonEdit", start)) >= 0) {
 
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                                base.ChangeLinePart(
 
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                                        lineStartOffset + index, // startOffset
 
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                                        lineStartOffset + index + 10, // endOffset
 
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                                        (VisualLineElement element) => {
 
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                                                // This lambda gets called once for every VisualLineElement
 
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                                                // between the specified offsets.
 
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                                                Typeface tf = element.TextRunProperties.Typeface;
 
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                                                // Replace the typeface with a modified version of
 
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                                                // the same typeface
 
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                                                element.TextRunProperties.SetTypeface(new Typeface(
 
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                                                        tf.FontFamily,
 
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                                                        FontStyles.Italic,
 
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                                                        FontWeights.Bold,
 
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                                                        tf.Stretch
 
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                                                ));
 
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                                        });
 
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                                start = index + 1; // search for next occurrence
 
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                        }
 
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                }
 
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        }
 
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}