private static Ranges <int> FindTabs(Regex rx, string s, ref Ranges <int> TokenRange)
{
Ranges <int> ranges = new Ranges <int>();
MatchCollection mc = rx.Matches(s);
foreach (Match m in mc)
{
ranges.add(new Range <int>()
{
Minimum = m.Index,
Maximum = m.Index
});
TokenRange.add(new Range <int>()
{
Minimum = m.Index,
Maximum = m.Index + m.Length - 1
});
}
return(ranges);
}
private static Paragraph GenerateRuns(Paragraph p, string Buffer)
{
// Calculate positions of all tokens and use this to set
// run styles when iterating through the string
// in the same calculation note down location of tokens
// so they can be ignored when loading strings into the buffer
Regex pBold, pItalic, pUnderline;
if (!CustomMode)
{
pBold = Patterns[rExKey.DblAsterisk];
pItalic = Patterns[rExKey.Asterisk];
pUnderline = Patterns[rExKey.Underscore];
}
else
{
pBold = Patterns[rExKey.DblAsterisk];
pItalic = Patterns[rExKey.Grave];
pUnderline = Patterns[rExKey.Underscore];
}
Ranges <int> Tokens = new Ranges <int>();
Ranges <int> Bold = FindMatches(pBold, Buffer, ref Tokens);
Ranges <int> Italic = FindMatches(pItalic, Buffer, ref Tokens);
Ranges <int> Underline = FindMatches(pUnderline, Buffer, ref Tokens);
Ranges <int> Tabs = FindTabs(new Regex(@"(\\t|[\\ ]{4})"), Buffer, ref Tokens);
if ((Bold.Count() + Italic.Count() + Underline.Count() + Tabs.Count()) == 0)
{
Run run = new Run();
run.Append(new Text(Buffer)
{
Space = SpaceProcessingModeValues.Preserve
});
p.Append(run);
}
else
{
int CurrentPosition = 0;
Run run;
// This needs optimizing so it builds a string buffer before adding the run itself
while (CurrentPosition < Buffer.Length)
{
if (!Tokens.ContainsValue(CurrentPosition) || Tabs.ContainsValue(CurrentPosition))
{
run = new Run();
if (Tabs.ContainsValue(CurrentPosition))
{
run.Append(new TabChar());
}
else
{
RunProperties rPr = new RunProperties();
if (Bold.ContainsValue(CurrentPosition))
{
rPr.Append(new Bold()
{
Val = new OnOffValue(true)
});
}
if (Italic.ContainsValue(CurrentPosition))
{
rPr.Append(new Italic());
}
if (Underline.ContainsValue(CurrentPosition))
{
rPr.Append(new Underline()
{
Val = DocumentFormat.OpenXml.Wordprocessing.UnderlineValues.Single
});
}
run.Append(rPr);
string TextBuffer = Buffer.Substring(CurrentPosition, 1);
run.Append(new Text(TextBuffer)
{
Space = SpaceProcessingModeValues.Preserve
});
}
p.Append(run);
}
CurrentPosition++;
}
}
return(p);
}
public void FindMatches(string md, ref Ranges <int> Tokens)
{
if (pattern == Pattern.DblAsterisk || pattern == Pattern.Asterisk || pattern == Pattern.Grave || pattern == Pattern.Underscore || pattern == Pattern.BulletList)
{
MatchCollection mc = regex.Matches(md);
int num = 0;
foreach (Match m in mc)
{
num++;
int sToken = m.Groups[1].Index;
int match = m.Groups[2].Index;
int eToken = m.Groups[3].Index;
int endStr = m.Groups[3].Index + m.Groups[3].Length;
//int bToken = m.Groups[4].Index;
//int endStr1 = m.Groups[4].Index + m.Groups[4].Length;
Tokens.add(new Range <int>()
{
Minimum = sToken,
Maximum = match - 1
});
matches.add(new Range <int>()
{
Minimum = match,
Maximum = eToken - 1
});
Tokens.add(new Range <int>()
{
Minimum = m.Index,
Maximum = m.Index
});
Tokens.add(new Range <int>()
{
Minimum = m.Index,
Maximum = m.Index + m.Index - 1
});
}
}
else if (pattern == Pattern.Tab)
{
MatchCollection mc = regex.Matches(md);
foreach (Match m in mc)
{
matches.add(new Range <int>()
{
Minimum = m.Index,
Maximum = m.Index
});
Tokens.add(new Range <int>()
{
Minimum = m.Index,
Maximum = m.Index + m.Length - 1
});
}
}
else if (pattern == Pattern.Hyperlink_Text || pattern == Pattern.Hyperlink)
{
}
else
{
throw new System.InvalidOperationException("FindMatches not implemented for this pattern");
}
}