string GetLexeme(bool stopOnlyAtSeparatorOrQuotes, out bool intoQuotes)
{
intoQuotes = false;
if (lexStringBuilderInUse)
{
Log.Fatal("TextBlock: GetLexeme: lexStringBuilderInUse == True.");
}
var lex = lexStringBuilder;
lexStringBuilderInUse = true;
//StringBuilder lex = new StringBuilder( 32 );
lex.Length = 0;
try
{
while (true)
{
char c;
if (!StreamReadChar(out c))
{
if (StreamEOF)
{
return(lex.ToString().Trim());
}
Error("Unexpected end of file");
return("");
}
//comments
if (c == '/')
{
char cc;
if (!StreamReadChar(out cc))
{
Error("Unexpected end of file");
return("");
}
if (cc == '/')
{
while (true)
{
if (!StreamReadChar(out c))
{
if (StreamEOF)
{
c = '\n';
break;
}
Error("Unexpected end of file");
return("");
}
if (c == '\n')
{
break;
}
}
}
else if (cc == '*')
{
char oldChar = (char)0;
while (true)
{
if (!StreamReadChar(out c))
{
if (StreamEOF)
{
c = ';';
break;
}
Error("Unexpected end of file");
return("");
}
if (c == '\n')
{
linePosition++;
}
if (oldChar == '*' && c == '/')
{
c = ';';
break;
}
oldChar = c;
}
}
else
{
StreamSeek(streamPosition - 1);
}
}
if (c == '\n')
{
linePosition++;
}
else if (c == '=' || c == '{' || c == '}')
{
if (lex.Length != 0)
{
StreamSeek(streamPosition - 1);
return(lex.ToString().Trim());
}
return(c.ToString());
}
if ((!stopOnlyAtSeparatorOrQuotes && (c <= 32 || c == ';')) ||
(stopOnlyAtSeparatorOrQuotes && (c == '\n' || c == '\r' || c == ';')))
{
if (lex.Length != 0 || stopOnlyAtSeparatorOrQuotes)
{
return(lex.ToString().Trim());
}
continue;
}
if (c == '"')
{
if (lex.Length != 0)
{
StreamSeek(streamPosition - 1);
return(lex.ToString().Trim());
}
//quotes
while (true)
{
if (!StreamReadChar(out c))
{
Error("Unexpected end of file");
return("");
}
if (c == '\n')
{
linePosition++;
}
else if (c == '\\')
{
char c2;
if (!StreamReadChar(out c2))
{
Error("Unexpected end of file");
return("");
}
string ss = "\\" + c2;
if (c2 == 'x')
{
for (int z = 0; z < 4; z++)
{
if (!StreamReadChar(out c2))
{
Error("Unexpected end of file");
return("");
}
ss += c2;
}
}
StringUtility._DecodeDelimiterFormatString(lex, ss);
//lex.Append( StringUtils.DecodeDelimiterFormatString( ss ) );
continue;
}
else if (c == '"')
{
intoQuotes = true;
return(lex.ToString());
}
lex.Append(c);
}
}
if (lex.Length == 0 && (c == ' ' || c == '\t'))
{
continue;
}
lex.Append(c);
}
}
finally
{
lexStringBuilderInUse = false;
}
}
void DumpToString(StringBuilder builder, int tabLevel)
{
string tabPrefix = TabLevelToString(tabLevel);
if (!string.IsNullOrEmpty(Name))
{
{
builder.Append(tabPrefix);
string v;
if (IsNeedQuotesForLexeme(Name, false))
{
v = string.Format("\"{0}\"", StringUtility.EncodeDelimiterFormatString(Name));
}
else
{
v = Name;
}
builder.Append(v);
}
if (!string.IsNullOrEmpty(Data))
{
builder.Append(" ");
string v;
if (IsNeedQuotesForLexeme(Data, false))
{
v = string.Format("\"{0}\"", StringUtility.EncodeDelimiterFormatString(Data));
}
else
{
v = Data;
}
builder.Append(v);
}
builder.Append("\r\n");
builder.Append(tabPrefix);
builder.Append("{\r\n");
}
foreach (Attribute attribute in attributes)
{
string name;
string value;
if (IsNeedQuotesForLexeme(attribute.Name, false))
{
name = string.Format("\"{0}\"",
StringUtility.EncodeDelimiterFormatString(attribute.Name));
}
else
{
name = attribute.Name;
}
if (IsNeedQuotesForLexeme(attribute.Value, true))
{
value = string.Format("\"{0}\"",
StringUtility.EncodeDelimiterFormatString(attribute.Value));
}
else
{
value = attribute.Value;
}
builder.Append(tabPrefix);
builder.Append(tabLevel != -1 ? "\t" : "");
builder.AppendFormat("{0} = {1}\r\n", name, value);
}
foreach (TextBlock child in children)
{
child.DumpToString(builder, tabLevel + 1);
}
if (!string.IsNullOrEmpty(Name))
{
builder.Append(tabPrefix);
builder.Append("}\r\n");
}
}
