/// <summary>
/// Produces HTML code for a section of the line, with <span class="colorName"> tags.
/// </summary>
public string ToHtml(int startOffset, int endOffset, HtmlOptions options)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
int documentLineStartOffset = this.DocumentLine.Offset;
int documentLineEndOffset = documentLineStartOffset + this.DocumentLine.Length;
if (startOffset < documentLineStartOffset || startOffset > documentLineEndOffset)
{
throw new ArgumentOutOfRangeException("startOffset", startOffset, "Value must be between " + documentLineStartOffset + " and " + documentLineEndOffset);
}
if (endOffset < startOffset || endOffset > documentLineEndOffset)
{
throw new ArgumentOutOfRangeException("endOffset", endOffset, "Value must be between startOffset and " + documentLineEndOffset);
}
ISegment requestedSegment = new SimpleSegment(startOffset, endOffset - startOffset);
List <HtmlElement> elements = new List <HtmlElement>();
for (int i = 0; i < this.Sections.Count; i++)
{
HighlightedSection s = this.Sections[i];
if (s.GetOverlap(requestedSegment).Length > 0)
{
elements.Add(new HtmlElement(s.Offset, i, false, s.Color));
elements.Add(new HtmlElement(s.Offset + s.Length, i, true, s.Color));
}
}
elements.Sort();
TextDocument document = this.Document;
StringWriter w = new StringWriter(CultureInfo.InvariantCulture);
int textOffset = startOffset;
foreach (HtmlElement e in elements)
{
int newOffset = Math.Min(e.Offset, endOffset);
if (newOffset > startOffset)
{
HtmlClipboard.EscapeHtml(w, document.GetText(textOffset, newOffset - textOffset), options);
}
textOffset = Math.Max(textOffset, newOffset);
if (e.IsEnd)
{
w.Write("</span>");
}
else
{
w.Write("<span");
options.WriteStyleAttributeForColor(w, e.Color);
w.Write('>');
}
}
HtmlClipboard.EscapeHtml(w, document.GetText(textOffset, endOffset - textOffset), options);
return(w.ToString());
}
/// <summary>
/// Produces HTML code for a section of the line, with <span class="colorName"> tags.
/// </summary>
public string ToHtml(int startOffset, int endOffset, HtmlOptions options)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
int documentLineStartOffset = this.DocumentLine.Offset;
int documentLineEndOffset = documentLineStartOffset + this.DocumentLine.Length;
if (startOffset < documentLineStartOffset || startOffset > documentLineEndOffset)
{
throw new ArgumentOutOfRangeException("startOffset", startOffset, "Value must be between " + documentLineStartOffset + " and " + documentLineEndOffset);
}
if (endOffset < startOffset || endOffset > documentLineEndOffset)
{
throw new ArgumentOutOfRangeException("endOffset", endOffset, "Value must be between startOffset and " + documentLineEndOffset);
}
ISegment requestedSegment = new SimpleSegment(startOffset, endOffset - startOffset);
List <HtmlElement> elements = new List <HtmlElement>();
for (int i = 0; i < this.Sections.Count; i++)
{
HighlightedSection s = this.Sections[i];
if (s.GetOverlap(requestedSegment).Length > 0)
{
elements.Add(new HtmlElement(s.Offset, i, false, s.Color));
elements.Add(new HtmlElement(s.Offset + s.Length, i, true, s.Color));
}
}
elements.Sort();
TextDocument document = DocumentLine.Document;
StringBuilder b = new StringBuilder();
int textOffset = startOffset;
foreach (HtmlElement e in elements)
{
int newOffset = Math.Min(e.Offset, endOffset);
if (newOffset > startOffset)
{
HtmlClipboard.EscapeHtml(b, document.GetText(textOffset, newOffset - textOffset), options);
}
textOffset = newOffset;
if (e.IsEnd)
{
b.Append("</span>");
}
else
{
b.Append("<span style=\"");
b.Append(e.Color.ToCss());
b.Append("\">");
}
}
HtmlClipboard.EscapeHtml(b, document.GetText(textOffset, endOffset - textOffset), options);
return(b.ToString());
}
public void PartOfHighlightedWordTest()
{
var segment = new TextSegment {
StartOffset = 1, Length = 3
};
string html = HtmlClipboard.CreateHtmlFragment(document, highlighter, segment, new HtmlOptions());
Assert.AreEqual("<span style=\"color: #008000; font-weight: bold; \">sin</span>", html);
}
public void FullDocumentTest()
{
var segment = new TextSegment { StartOffset = 0, Length = document.TextLength };
string html = HtmlClipboard.CreateHtmlFragment(document, highlighter, segment, new HtmlOptions());
Assert.AreEqual("<span style=\"color: #008000; font-weight: bold; \">using</span> " +
"System<span style=\"color: #006400; \">.</span>Text<span style=\"color: #006400; \">;</span><br>" + Environment.NewLine +
" <span style=\"color: #ff0000; \">string</span> " +
"text = <span style=\"color: #191970; font-weight: bold; \">SomeMethod</span><span style=\"color: #006400; \">();</span>", html);
}
