protected static XElement GetElementWithMatchingAttribute(XElement currentElement, string attribute,
string className)
{
var elements = from objectTag in currentElement.Elements()
let attriNode = objectTag.Attribute(XName.Get(attribute))
where attriNode != null && attriNode.Value == className
select objectTag;
Debug.Assert(elements.Count() == 1 || elements.Count() == 0);
if (elements.Count() == 0)
{
return(null);
}
var element = elements.First();
if (element.Name == XName.Get("reference"))
{
var refAttr = element.Attribute(XName.Get("ref"));
if (refAttr == null)
{
throw new NotImplementedException("Reference with no Ref attribute");
}
element = XamlLegacyXibReader.GetReference(currentElement.Document, refAttr.Value);
}
return(element);
}
//static protected void GetNormalTitle(XElement element, XamlDomObject domObject)
//{
// GetAndSetValue(element, domObject, "IBUINormalTitle", domObject.Type.ContentProperty);
////}
//private void GetText(XElement element, XamlDomObject domObject)
//{
// GetAndSetValue(element, domObject, "IBUIText", domObject.Type.ContentProperty);
//}
protected static void GetAndSetValue(XElement element, XamlDomObject domObject, string key, XamlMember member)
{
var valueElement = GetElementWithMatchingAttribute(element, "key", key);
if (valueElement != null && !string.IsNullOrEmpty(valueElement.Value))
{
var attr = valueElement.Attribute(XName.Get("type"));
var textValue = valueElement.Value;
if (attr != null)
{
if (attr.Value.Equals("base64-UTF8", StringComparison.InvariantCultureIgnoreCase))
{
var sb = new StringBuilder();
var newlines = textValue.Split('\n');
foreach (var line in newlines)
{
sb.Append(XamlLegacyXibReader.DecodeFromBase64(line));
}
textValue = sb.ToString();
}
}
domObject.SetMemberValue(member, textValue);
}
}
protected static void SetColor(XamlDomObject domObject, XElement color, XamlMember colorMember)
{
var colorType = color.Attribute(XName.Get("key")).Value;
//XamlMember colorMember = GetColorMember(domObject.Type, colorType);
//Image doesn't have a background but the XIB file allows setting it
if (colorMember == null && domObject.Type.UnderlyingType == typeof(Image))
{
return;
}
var colorSpace = int.Parse(GetElementWithMatchingAttribute(color, "key", "NSColorSpace").Value);
string value = null;
switch (colorSpace)
{
case 1: //NSRGB
{
var values =
XamlLegacyXibReader.DecodeFromBase64(GetElementWithMatchingAttribute(color, "key", "NSRGB").Value)
.Split(' ');
var color2 = Color.FromRgb((byte)(double.Parse(values[0]) * 255),
(byte)(double.Parse(values[1]) * 255),
(byte)(double.Parse(values[2]) * 255));
value = color2.ToString();
}
break;
case 2:
case 3:
{
var searchKey = colorSpace == 2 ? "NSRGB" : "NSWhite";
var asciiDecodedString =
XamlLegacyXibReader.DecodeFromBase64(GetElementWithMatchingAttribute(color, "key", searchKey).Value)
.Replace("\0", "");
var values = asciiDecodedString.Split(' ');
var doubleValues = colorSpace == 2 ? new double[4] : new double[3];
if (values.Length >= 1)
{
doubleValues[0] = double.Parse(values[0]);
}
if (values.Length >= 2)
{
doubleValues[1] = double.Parse(values[1]);
}
if (values.Length >= 3)
{
doubleValues[2] = double.Parse(values[2]);
}
if (colorSpace == 2)
{
if (values.Length == 4)
{
doubleValues[3] = double.Parse(values[3]);
}
Debug.Assert(values.Length <= 4);
}
else
{
Debug.Assert(values.Length <= 3);
}
byte[] rgbValues = null;
if (colorSpace == 2)
{
rgbValues = ColorConverters.CMYKtoRGB(doubleValues[0], doubleValues[1], doubleValues[2],
doubleValues[3]);
}
else if (colorSpace == 3)
{
rgbValues = ColorConverters.LabToRGB(doubleValues[0], doubleValues[1], doubleValues[2]);
}
var color2 = Color.FromRgb(rgbValues[0], rgbValues[1], rgbValues[2]);
value = color2.ToString();
}
break;
default:
throw new NotImplementedException("Doesn't suppor colorspace: " + colorSpace);
}
Debug.Assert(value != null);
domObject.SetMemberValue(colorMember, value);
}
