private void ParseKerningPair(ref ReadOnlySpan <char> line)
{
bool parsedFirst = false;
bool parsedSecond = false;
var kernPair = new BMFontKerningData();
while (line.Length > 0)
{
SkipWhitespace(ref line);
var tagName = ParseIdentifier(ref line, "kerning");
if (CheckTag(tagName, "first"))
{
kernPair.FirstChar = ParseIntTag(ref line, "first");
parsedFirst = true;
}
else if (CheckTag(tagName, "second"))
{
kernPair.SecondChar = ParseIntTag(ref line, "second");
parsedSecond = true;
}
else if (CheckTag(tagName, "amount"))
{
kernPair.AmountX = ParseIntTag(ref line, "amount");
}
else
{
throw new BMFontParseException(
string.Format("Unsupported tag \"{0}\" on line \"{1}\".",
tagName.ToString(),
currentLine
));
}
}
var pairVal = new RehashedValue <long> (BMFontInfo.GetKerningPairLong(kernPair.FirstChar, kernPair.SecondChar));
if (!parsedFirst)
{
throw new BMFontParseException($"Missing first char id on line {currentLine}.");
}
else if (!parsedSecond)
{
throw new BMFontParseException($"Missing second char id on line {currentLine}.");
}
else if (!kernPairs.TryAdd(pairVal, kernPair))
{
throw new BMFontParseException($"Duplicate kerning pair ({kernPair.FirstChar}, {kernPair.SecondChar}) on line {currentLine}.");
}
}
public BMFontInfo Parse(ReadOnlySpan <char> text)
{
genInfo = new BMFontGenerationInfo();
commonInfo = new BMFontCommonInfo();
charData = new Dictionary <RehashedValue <int>, BMFontCharacterData> ();
kernPairs = new Dictionary <RehashedValue <long>, BMFontKerningData> ();
parsedGenInfo = false;
parsedCommonInfo = false;
parsedCharsTag = false;
parsedKerningsTag = false;
pages = null;
pagesParsed.Dispose();
pagesParsed = PooledArray <bool> .Empty();
int lineEnd;
int lineCount = 1;
while ((lineEnd = text.IndexOf('\n')) != -1 || (lineEnd = text.Length) != 0)
{
ReadOnlySpan <char> line;
if (lineEnd != 0 && text [lineEnd - 1] == '\r')
{
line = text.Slice(0, lineEnd - 1);
}
else
{
line = text.Slice(0, lineEnd);
}
Process(line, lineCount);
text = text.Slice(lineEnd + 1);
lineCount++;
}
var ret = new BMFontInfo(charData, kernPairs, pages, genInfo, commonInfo);
pagesParsed.Dispose();
charData = null;
pages = null;
kernPairs = null;
genInfo = new BMFontGenerationInfo();
commonInfo = new BMFontCommonInfo();
return(ret);
}
