private void OnOptionVariableTop(object sender, ActionEventArgs args)
{
IcuDataObject attr = IcuDataObject.CreateAttribute("variableTop");
IcuDataObject previousNode = _currentNodes[_currentNodes.Count - 1];
if (previousNode.Name == "x")
{
throw new ApplicationException("[variable top] cannot follow an extended node (prefix, expasion, or both).");
}
if (previousNode.InnerText.Length == 0)
{
throw new ApplicationException("[variable top] cannot follow an indirect position");
}
string unescapedValue = previousNode.InnerText;
string escapedValue = string.Empty;
for (int i = 0; i < unescapedValue.Length; i++)
{
escapedValue += String.Format("u{0:X}", Char.ConvertToUtf32(unescapedValue, i));
// if we had a surogate, that means that two "char"s were encoding one code point,
// so skip the next "char" as it was already handled in this iteration
if (Char.IsSurrogate(unescapedValue, i))
{
i++;
}
}
attr.Value = escapedValue;
AddSettingsAttribute(attr);
}
private void OnOptionHiraganaQ(object sender, ActionEventArgs args)
{
IcuDataObject attr = IcuDataObject.CreateAttribute("hiraganaQuaternary");
attr.Value = args.Value.EndsWith("on") ? "on" : "off";
AddSettingsAttribute(attr);
}
private void OnOptionStrength(object sender, ActionEventArgs args)
{
IcuDataObject attr = IcuDataObject.CreateAttribute("strength");
switch (args.Value[args.Value.Length - 1])
{
case '1':
attr.Value = "primary";
break;
case '2':
attr.Value = "secondary";
break;
case '3':
attr.Value = "tertiary";
break;
case '4':
attr.Value = "quaternary";
break;
case '5':
case 'I':
case 'i':
attr.Value = "identical";
break;
default:
Debug.Assert(false, "Unhandled strength option.");
break;
}
AddSettingsAttribute(attr);
}
private void OnOptionNormal(object sender, ActionEventArgs args)
{
Regex regex = new Regex("(\\S+)\\s+(\\S+)");
Match match = regex.Match(args.Value);
Debug.Assert(match.Success);
IcuDataObject attr = IcuDataObject.CreateAttribute(match.Groups[1].Value, match.Groups[2].Value);
AddSettingsAttribute(attr);
}
private void OnOptionBackwards(object sender, ActionEventArgs args)
{
IcuDataObject attr = IcuDataObject.CreateAttribute("backwards");
switch (args.Value[args.Value.Length - 1])
{
case '1':
attr.Value = "off";
break;
case '2':
attr.Value = "on";
break;
default:
Debug.Assert(false, "Unhandled backwards option.");
break;
}
AddSettingsAttribute(attr);
}
private void AddAttributeForReset(string name, string value)
{
IcuDataObject attr = IcuDataObject.CreateAttribute(name, value);
_attributesForReset.Enqueue(attr);
}