Siegfried Pammer
14 years ago
36 changed files with 466 additions and 382 deletions
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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using System; |
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using System.Collections.Generic; |
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using System.IO; |
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using System.Linq; |
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using ICSharpCode.AvalonEdit.AddIn.Options; |
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using ICSharpCode.AvalonEdit.Document; |
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using ICSharpCode.AvalonEdit.Highlighting; |
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using ICSharpCode.NRefactory.Editor; |
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using ICSharpCode.SharpDevelop.Editor; |
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using ICSharpCode.SharpDevelop.Editor.AvalonEdit; |
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namespace ICSharpCode.AvalonEdit.AddIn |
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{ |
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public class DocumentSyntaxHighlighter : ISyntaxHighlighter |
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{ |
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IDocument document; |
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IHighlighter highlighter; |
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string highlightingName; |
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public DocumentSyntaxHighlighter(IDocument document, IHighlighter highlighter, string highlightingName) |
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{ |
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if (document == null) |
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throw new ArgumentNullException("document"); |
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this.document = document; |
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this.highlighter = highlighter; |
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this.highlightingName = highlightingName; |
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} |
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public IEnumerable<string> GetSpanColorNamesFromLineStart(int lineNumber) |
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{ |
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if (highlighter != null) { |
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// delayed evaluation doesn't cause a problem here: GetSpanStack is called immediately,
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// only the where/select portian is evaluated later. But that won't be a problem because the
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// HighlightingSpan instance shouldn't change once it's in use.
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return from color in highlighter.GetColorStack(lineNumber - 1) |
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where color.Name != null |
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select color.Name; |
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} else { |
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return Enumerable.Empty<string>(); |
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} |
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} |
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public HighlightingColor GetNamedColor(string name) |
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{ |
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return CustomizableHighlightingColorizer.CustomizeColor(name, CustomizedHighlightingColor.FetchCustomizations(highlightingName)); |
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} |
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public HighlightedInlineBuilder BuildInlines(int lineNumber) |
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{ |
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HighlightedInlineBuilder builder = new HighlightedInlineBuilder(document.GetText(document.GetLineByNumber(lineNumber))); |
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if (highlighter != null) { |
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HighlightedLine highlightedLine = highlighter.HighlightLine(lineNumber); |
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int startOffset = highlightedLine.DocumentLine.Offset; |
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// copy only the foreground and background colors
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foreach (HighlightedSection section in highlightedLine.Sections) { |
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if (section.Color.Foreground != null) { |
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builder.SetForeground(section.Offset - startOffset, section.Length, section.Color.Foreground.GetBrush(null)); |
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} |
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if (section.Color.Background != null) { |
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builder.SetBackground(section.Offset - startOffset, section.Length, section.Color.Background.GetBrush(null)); |
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} |
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} |
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} |
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return builder; |
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} |
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public HighlightingColor DefaultTextColor { |
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get { |
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return GetNamedColor(CustomizableHighlightingColorizer.DefaultTextAndBackground); |
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} |
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} |
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public event EventHandler VisibleDocumentLinesChanged; |
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public IHighlightingDefinition HighlightingDefinition { |
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get { |
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throw new NotImplementedException(); |
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} |
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} |
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public void AddAdditionalHighlighter(IHighlighter highlighter) |
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{ |
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throw new NotImplementedException(); |
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} |
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public void RemoveAdditionalHighlighter(IHighlighter highlighter) |
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{ |
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throw new NotImplementedException(); |
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} |
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public void InvalidateLine(IDocumentLine line) |
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{ |
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throw new NotImplementedException(); |
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} |
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public void InvalidateAll() |
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{ |
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throw new NotImplementedException(); |
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} |
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public IEnumerable<IDocumentLine> GetVisibleDocumentLines() |
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{ |
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return Enumerable.Empty<IDocumentLine>(); |
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} |
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} |
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} |
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@ -1,99 +0,0 @@
@@ -1,99 +0,0 @@
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using ICSharpCode.AvalonEdit.Highlighting; |
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using ICSharpCode.NRefactory.Editor; |
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namespace ICSharpCode.SharpDevelop.Editor |
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{ |
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/// <summary>
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/// Represents the syntax highlighter inside the text editor.
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/// </summary>
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[TextEditorService] |
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public interface ISyntaxHighlighter |
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{ |
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/// <summary>
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/// Retrieves the names of the spans that are active at the start of the specified line.
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/// Nested spans are returned in inside-out order (first element of result enumerable is the innermost span).
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/// </summary>
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IEnumerable<string> GetSpanColorNamesFromLineStart(int lineNumber); |
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/// <summary>
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/// Retrieves the HighlightingColor with the specified name. Returns null if no color matching the name is found.
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/// </summary>
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HighlightingColor GetNamedColor(string name); |
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/// <summary>
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/// Gets the highlighting definition that is being used.
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/// </summary>
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IHighlightingDefinition HighlightingDefinition { get; } |
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/// <summary>
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/// Adds an additional highlighting engine that runs in addition to the XSHD-based highlighting.
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/// </summary>
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void AddAdditionalHighlighter(IHighlighter highlighter); |
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/// <summary>
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/// Removes an additional highlighting engine.
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/// </summary>
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void RemoveAdditionalHighlighter(IHighlighter highlighter); |
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/// <summary>
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/// Invalidates a line, causing it to be re-highlighted.
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/// </summary>
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/// <remarks>
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/// This method is intended to be called by additional highlighters that process external information
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/// (e.g. semantic highlighting).
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/// </remarks>
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void InvalidateLine(IDocumentLine line); |
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/// <summary>
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/// Invalidates all lines, causing-them to be re-highlighted.
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/// </summary>
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/// <remarks>
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/// This method is intended to be called by additional highlighters that process external information
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/// (e.g. semantic highlighting).
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/// </remarks>
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void InvalidateAll(); |
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/// <summary>
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/// Gets the document lines that are currently visible in the editor.
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/// </summary>
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IEnumerable<IDocumentLine> GetVisibleDocumentLines(); |
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/// <summary>
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/// Raised when the set of visible document lines has changed.
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/// </summary>
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event EventHandler VisibleDocumentLinesChanged; |
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/// <summary>
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/// Creates a <see cref="HighlightedInlineBuilder"/> for a specified line.
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/// </summary>
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HighlightedInlineBuilder BuildInlines(int lineNumber); |
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/// <summary>
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/// Gets the default text color.
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/// </summary>
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HighlightingColor DefaultTextColor { get; } |
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} |
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public static class SyntaxHighligherKnownSpanNames |
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{ |
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public const string Comment = "Comment"; |
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public const string String = "String"; |
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public const string Char = "Char"; |
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public static bool IsLineStartInsideComment(this ISyntaxHighlighter highligher, int lineNumber) |
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{ |
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return highligher.GetSpanColorNamesFromLineStart(lineNumber).Contains(Comment); |
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} |
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public static bool IsLineStartInsideString(this ISyntaxHighlighter highligher, int lineNumber) |
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{ |
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return highligher.GetSpanColorNamesFromLineStart(lineNumber).Contains(String); |
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} |
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} |
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} |
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@ -0,0 +1,28 @@
@@ -0,0 +1,28 @@
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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|
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using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using ICSharpCode.AvalonEdit.Highlighting; |
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using ICSharpCode.NRefactory.Editor; |
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namespace ICSharpCode.SharpDevelop.Editor |
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{ |
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public static class SyntaxHighlighterKnownSpanNames |
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{ |
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public const string Comment = "Comment"; |
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public const string String = "String"; |
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public const string Char = "Char"; |
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public static bool IsLineStartInsideComment(this IHighlighter highligher, int lineNumber) |
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{ |
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return highligher.GetColorStack(lineNumber).Any(c => c.Name == Comment); |
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} |
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public static bool IsLineStartInsideString(this IHighlighter highligher, int lineNumber) |
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{ |
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return highligher.GetColorStack(lineNumber).Any(c => c.Name == String); |
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} |
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} |
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} |
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