bool VTTParser::parseFloatPercentageValuePair(VTTScanner& valueScanner, char delimiter, FloatPoint& valuePair)
{
float firstCoord;
if (!parseFloatPercentageValue(valueScanner, firstCoord))
return false;
if (!valueScanner.scan(delimiter))
return false;
float secondCoord;
if (!parseFloatPercentageValue(valueScanner, secondCoord))
return false;
valuePair = FloatPoint(firstCoord, secondCoord);
return true;
}
FloatPoint WebVTTParser::parseFloatPercentageValuePair(const String& value, char delimiter, bool& isValidSetting)
{
// The delimiter can't be the first or second value because a pair of
// percentages (x%,y%) implies that at least the first two characters
// are the first percentage value.
size_t delimiterOffset = value.find(delimiter, 2);
if (delimiterOffset == kNotFound || delimiterOffset == value.length() - 1) {
isValidSetting = false;
return FloatPoint(0, 0);
}
bool isFirstValueValid;
float firstCoord = parseFloatPercentageValue(value.substring(0, delimiterOffset), isFirstValueValid);
bool isSecondValueValid;
float secondCoord = parseFloatPercentageValue(value.substring(delimiterOffset + 1, value.length() - 1), isSecondValueValid);
isValidSetting = isFirstValueValid && isSecondValueValid;
return FloatPoint(firstCoord, secondCoord);
}
