public static FontProperties FontProperties(MetafileReader reader)
{
var properties = new List <FontProperty>();
while (reader.HasMoreData())
{
int propertyIndicator = reader.ReadIndex();
int priority = reader.ReadInteger();
// The SDR for each of the standardized properties contains only one member (typed sequence) [ISO/IEC 8632-1 7.3.21]
var record = ApplicationStructureDescriptorReader.ParseStructuredDataRecord(reader.ReadString());
properties.Add(new FontProperty(propertyIndicator, priority, record.Elements.First()));
}
return(new FontProperties(properties.ToArray()));
}
public static StructuredDataRecord ParseStructuredDataRecord(string sdr)
{
var elements = new List <StructuredDataElement>();
var reader = new ApplicationStructureDescriptorReader(sdr);
while (true)
{
var element = reader.ReadElement();
if (element == null)
{
break;
}
elements.Add(element);
}
return(new StructuredDataRecord(elements));
}
public static EscapeCommand Escape(MetafileReader reader)
{
int identifier = reader.ReadInteger();
string dataRecordString = reader.ReadString();
// attempt to parse the data record as structured record, in case it is a known one
// otherwise it is probably application specific and cannot be assumed to be a structured record
StructuredDataRecord dataRecord;
if (EscapeCommand.KnownEscapeTypes.ContainsKey(identifier))
{
dataRecord = ApplicationStructureDescriptorReader.ParseStructuredDataRecord(dataRecordString);
}
else
{
dataRecord = new StructuredDataRecord(new[]
{
new StructuredDataElement(DataTypeIndex.String, new object[] { dataRecordString }),
});
}
return(new EscapeCommand(identifier, dataRecord));
}
