public SyntaxHighlightingResult FormatTokens(IEnumerable <Token> tokens, int unindentLevel, int maxWidth)
{
var tokensList = tokens.ToList();
var tokenEntries = new Dictionary <Token, SyntaxHighlightingTokenEntry>();
var rawText = new StringBuilder();
var formattedText = new StringBuilder();
var position = new TokenPosition();
var tokenIndex = 0;
var indentationText = " ";
while (tokenIndex < tokensList.Count)
{
var token = tokensList[tokenIndex];
int offsetBefore = rawText.Length;
TokenPosition nextPosition = position;
if (token.Type == TokenType.Indentation)
{
var tokenIndent = token.Indent;
if (tokenIndent != 0)
{
var rawTokenText = token.Text;
var indent = Math.Max(tokenIndent - unindentLevel, 0);
var rawLengthBefore = rawText.Length;
for (int i = 0; i < indent; i++)
{
rawText.Append(indentationText);
formattedText.Append(indentationText);
}
nextPosition = new TokenPosition(position.LineIndex, position.ColumnIndex + (rawText.Length - rawLengthBefore));
}
}
else if (token.Type == TokenType.Newline)
{
nextPosition = new TokenPosition(position.LineIndex + 1, 0);
rawText.Append(Environment.NewLine);
formattedText.Append(Environment.NewLine);
}
else
{
var rawTokenText = token.Text;
if (position.ColumnIndex + rawTokenText.Length >= maxWidth)
{
if (tokenIndex > 0 && tokensList[tokenIndex - 1].Type == TokenType.Indentation)
{
// TODO: if the token still doesn't fit in one line after line breaking and indent, word-wrap or character-wrap the token text.
}
else
{
tokensList.Insert(tokenIndex, new Token(null, TokenType.Newline, Environment.NewLine, token.Indent));
string s = "";
for (int i = 0; i < token.Indent; i++)
{
s += indentationText;
}
tokensList.Insert(tokenIndex + 1, new Token(null, TokenType.Indentation, s, token.Indent));
if (token.Type == TokenType.Space)
{
tokensList.RemoveAt(tokenIndex + 2);
}
continue;
}
}
var escapedTokenText = LudiqGUIUtility.EscapeRichText(rawTokenText);
rawText.Append(rawTokenText);
nextPosition = new TokenPosition(position.LineIndex, position.ColumnIndex + rawTokenText.Length);
if (TryGetRule(token.Type, out var rule))
{
formattedText.Append(rule.StartMarkup).Append(escapedTokenText).Append(rule.EndMarkup);
}
else
{
formattedText.Append(escapedTokenText);
}
}
tokenEntries[token] = new SyntaxHighlightingTokenEntry(offsetBefore, rawText.Length, position, nextPosition);
position = nextPosition;
++tokenIndex;
}
if (formattedText.Length > 0 && formattedText[formattedText.Length - 1] != '\n')
{
rawText.Append(Environment.NewLine);
formattedText.Append(Environment.NewLine);
}
return(new SyntaxHighlightingResult(tokensList, tokenEntries, rawText.ToString(), formattedText.ToString()));
}
private GUIContent GetLabelContent(IUnitPort port)
{
string type;
if (port is IUnitControlPort)
{
type = "Flow";
}
else if (port is IUnitValuePort)
{
type = ((IUnitValuePort)port).type.DisplayName();
}
else if (port is IUnitInvalidPort)
{
type = "Invalid";
}
else
{
throw new NotSupportedException();
}
return(new GUIContent(string.Format($"<b>{port.Description<UnitPortDescription>().label}</b> <color=#{ColorPalette.unityForegroundDim.ToHexString()}>: {LudiqGUIUtility.EscapeRichText(type)}</color>")));
}
