/// <summary>
/// Returns a copy of the <see cref="AbideTagField"/> object.
/// </summary>
/// <returns>A copy of the current <see cref="AbideTagField"/> object.</returns>
public object Clone()
{
//Create field
AbideTagField field = new AbideTagField()
{
fieldType = fieldType,
fieldName = new ObjectName(fieldName.ToString()),
blockName = blockName,
structName = structName,
alignment = alignment,
maximumSize = maximumSize,
elementSize = elementSize,
length = length,
referencedBlock = (AbideTagBlock)referencedBlock?.Clone() ?? null,
explanation = explanation,
groupTag = groupTag,
};
//Add children
field.fields.AddRange(fields.Select(f => (AbideTagField)f.Clone()));
field.options.AddRange(options.Select(o => new ObjectName(o.ToString())));
//Return
return(field);
}
/// <summary>
/// Loads the Abide tag block document document from the specified <see cref="XmlDocument"/>.
/// </summary>
/// <param name="doc">The <see cref="XmlDocument"/> to load the <see cref="AbideTagBlock"/> from.</param>
private void LoadFromXmlDocument(XmlDocument doc)
{
try
{
//Get tag block
XmlNode tagBlock = doc["AbideTagBlock"] ?? throw new TagException("Document doesn't contain a tag block node.");
//Setup
name = tagBlock.Attributes["Name"]?.Value ?? throw new TagException("Tag block node doesn't specify a name.");
displayName = tagBlock.Attributes["DisplayName"]?.Value ?? throw new TagException("Tag block node doesn't specify a display name.");
if (!int.TryParse(tagBlock.Attributes["MaximumElementCount"]?.Value, out maximumElementCount))
{
throw new TagException("Tag block node doesn't specify a maximum element count.");
}
//Get field set
XmlNode fieldSetNode = tagBlock["FieldSet"] ?? throw new TagException("Tag block node doesn't contain a field set node.");
//Setup
if (!int.TryParse(fieldSetNode.Attributes["Alignment"]?.Value, out int alignment))
{
throw new TagException("Field set node doesn't specify an alignment.");
}
fieldSet.Alignment = alignment;
//Loop
foreach (XmlNode field in fieldSetNode)
{
fieldSet.Add(AbideTagField.FromXmlNode(field));
}
}
catch (Exception ex) { throw new TagException("An error occured while loading the tag group document.", ex); }
}
/// <summary>
/// Returns an <see cref="AbideTagField"/> instance from a supplied <see cref="XmlNode"/>.
/// </summary>
/// <param name="xmlNode">The base XML node.</param>
/// <returns>A <see cref="AbideTagField"/> instance.</returns>
internal static AbideTagField FromXmlNode(XmlNode xmlNode)
{
//Prepare
AbideTagField field = new AbideTagField();
//Get Attributes
field.fieldName = new ObjectName(xmlNode.Attributes["Name"]?.Value ?? string.Empty);
field.explanation = xmlNode.Attributes["Explanation"]?.Value?.Replace("|n", "\n") ?? string.Empty;
field.blockName = xmlNode.Attributes["BlockName"]?.Value ?? string.Empty;
field.structName = xmlNode.Attributes["StructName"]?.Value ?? string.Empty;
int.TryParse(xmlNode.Attributes["GroupTag"]?.Value, out field.groupTag);
int.TryParse(xmlNode.Attributes["Alignment"]?.Value, out field.alignment);
int.TryParse(xmlNode.Attributes["MaximumSize"]?.Value, out field.maximumSize);
int.TryParse(xmlNode.Attributes["ElementSize"]?.Value, out field.elementSize);
int.TryParse(xmlNode.Attributes["Length"]?.Value, out field.length);
//Get Type
if (!Enum.TryParse(xmlNode.Name, out field.fieldType))
{
throw new TagException($"Unable to parse field node's type. ({xmlNode.Name})");
}
//Check
switch (field.fieldType)
{
case FieldType.FieldArrayStart:
foreach (XmlNode fieldNode in xmlNode)
{
field.fields.Add(FromXmlNode(fieldNode));
}
break;
case FieldType.FieldCharEnum:
case FieldType.FieldEnum:
case FieldType.FieldLongEnum:
case FieldType.FieldLongFlags:
case FieldType.FieldWordFlags:
case FieldType.FieldByteFlags:
case FieldType.FieldLongBlockFlags:
case FieldType.FieldWordBlockFlags:
case FieldType.FieldByteBlockFlags:
foreach (XmlNode optionNode in xmlNode)
{
field.options.Add(new ObjectName(optionNode.Attributes["Name"]?.Value ?? string.Empty));
}
break;
}
//Return
return(field);
}
