public EscapeCommand(int identifier, StructuredDataRecord dataRecord)
: base(6, 1)
{
Identifier = identifier;
Name = GetName(identifier);
DataRecord = dataRecord;
}
public override void ReadFromBinary(IBinaryReader reader)
{
CharacterSetIndex = reader.ReadIndex();
Type = (CharacterSetList.Type)reader.ReadEnum();
SequenceTail = reader.ReadFixedString();
OctetsPerCode = reader.ReadInt();
GlyphSource = reader.ReadIndex();
CodeAssocs = reader.ReadSDR();
}
public Tile(CgmFile container, CompressionType compressionType, int rowPaddingIndicator, int cellColorPrecision, StructuredDataRecord sdr, MemoryStream image)
: this(container)
{
CompressionType = compressionType;
RowPaddingIndicator = rowPaddingIndicator;
DataRecord = sdr;
Image = image;
CellColorPrecision = cellColorPrecision;
}
public GlyphMapping(CgmFile container, int characterSetIndex, CharacterSetList.Type type, string sequenceTail, int octetsPerCode, int glyphSource, StructuredDataRecord codeAssocs)
: this(container)
{
CharacterSetIndex = characterSetIndex;
Type = type;
SequenceTail = sequenceTail;
OctetsPerCode = octetsPerCode;
GlyphSource = glyphSource;
CodeAssocs = codeAssocs;
}
private void UpdateLinkTarget(StructuredDataRecord dataRecord)
{
var firstElement = dataRecord.Elements.FirstOrDefault();
object[] linkValues = firstElement != null ? firstElement.Values : new object[0];
if (linkValues.Length == 3)
{
_currentNode.LinkTarget = new HotspotLinkTarget(Convert.ToString(linkValues[0]), Convert.ToString(linkValues[1]), Convert.ToString(linkValues[2]));
}
}
private void UpdateScreentip(StructuredDataRecord dataRecord)
{
var firstElement = dataRecord.Elements.FirstOrDefault();
object screentipObject = firstElement != null?firstElement.Values.FirstOrDefault() : null;
if (screentipObject != null)
{
_currentNode.Screentip = Convert.ToString(screentipObject);
}
}
private void UpdateName(StructuredDataRecord dataRecord)
{
var firstElement = dataRecord.Elements.FirstOrDefault();
object nameObject = firstElement != null?firstElement.Values.FirstOrDefault() : null;
if (nameObject != null)
{
_currentNode.Name = Convert.ToString(nameObject);
}
}
public BitonalTile(CgmFile container, CompressionType compressionType, int rowPaddingIndicator, CgmColor backgroundcolor, CgmColor foregroundcolor, StructuredDataRecord sdr, MemoryStream image)
: this(container)
{
DataRecord = sdr;
CompressionType = compressionType;
RowPaddingIndicator = rowPaddingIndicator;
Backgroundcolor = backgroundcolor;
Foregroundcolor = foregroundcolor;
Image = image;
}
private void UpdateHotspotRegion(StructuredDataRecord dataRecord)
{
// region has 2 SDR elements; the region type and the actual values according to the type
// just say its an object boundary hotspot if we can't find anything better
if (dataRecord.Elements.Count() != 2)
{
return;
}
var firstElement = dataRecord.Elements.First();
object regionTypeObject = firstElement != null?firstElement.Values.FirstOrDefault() : null;
HotspotRegionType regionType;
if (regionTypeObject != null && Enum.TryParse <HotspotRegionType>(Convert.ToString(regionTypeObject), out regionType))
{
_currentNode.RegionType = regionType;
_currentNode.RegionValues = dataRecord.Elements.Skip(1).First().Values.OfType <double>().ToArray();
}
}
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));
}
public override void ReadFromBinary(IBinaryReader reader)
{
AttributeType = reader.ReadFixedString();
Data = reader.ReadSDR();
}
public ApplicationStructureAttribute(CgmFile container, string attributeType, StructuredDataRecord sdr)
: this(container)
{
AttributeType = attributeType;
Data = sdr;
}
public StructuredDataRecord ReadSDR()
{
var ret = new StructuredDataRecord();
var sdrLength = GetStringCount();
var startPos = CurrentArg;
while (CurrentArg < (startPos + sdrLength))
{
var dataType = (StructuredDataRecord.StructuredDataType)ReadIndex();
var dataCount = ReadInt();
var data = new List <object>();
for (var i = 0; i < dataCount; i++)
{
switch (dataType)
{
case StructuredDataRecord.StructuredDataType.SDR:
data.Add(ReadSDR());
break;
case StructuredDataRecord.StructuredDataType.CI:
data.Add(ReadColorIndex());
break;
case StructuredDataRecord.StructuredDataType.CD:
data.Add(ReadDirectColor());
break;
case StructuredDataRecord.StructuredDataType.N:
data.Add(ReadName());
break;
case StructuredDataRecord.StructuredDataType.E:
data.Add(ReadEnum());
break;
case StructuredDataRecord.StructuredDataType.I:
data.Add(ReadInt());
break;
case StructuredDataRecord.StructuredDataType.RESERVED:
// reserved
break;
case StructuredDataRecord.StructuredDataType.IF8:
data.Add(ReadSignedInt8());
break;
case StructuredDataRecord.StructuredDataType.IF16:
data.Add(ReadSignedInt16());
break;
case StructuredDataRecord.StructuredDataType.IF32:
data.Add(ReadSignedInt32());
break;
case StructuredDataRecord.StructuredDataType.IX:
data.Add(ReadIndex());
break;
case StructuredDataRecord.StructuredDataType.R:
data.Add(ReadReal());
break;
case StructuredDataRecord.StructuredDataType.S:
data.Add(ReadString());
break;
case StructuredDataRecord.StructuredDataType.SF:
data.Add(ReadString());
break;
case StructuredDataRecord.StructuredDataType.VC:
data.Add(ReadVc());
break;
case StructuredDataRecord.StructuredDataType.VDC:
data.Add(ReadVdc());
break;
case StructuredDataRecord.StructuredDataType.CCO:
data.Add(ReadDirectColor());
break;
case StructuredDataRecord.StructuredDataType.UI8:
data.Add(ReadUInt8());
break;
case StructuredDataRecord.StructuredDataType.UI32:
data.Add(ReadUInt32());
break;
case StructuredDataRecord.StructuredDataType.BS:
// bit stream? XXX how do we know how many bits to read?
throw new NotImplementedException("ReadSDR- bit stream");
case StructuredDataRecord.StructuredDataType.CL:
// color list? XXX how to read? -> evtl wie in CellArray
throw new NotImplementedException("ReadSDR - color list");
case StructuredDataRecord.StructuredDataType.UI16:
data.Add(ReadUInt16());
break;
default:
throw new NotSupportedException("ReadSDR()-unsupported dataTypeIndex " + dataType);
}
}
ret.Add(dataType, dataCount, data);
}
return(ret);
}
public ApplicationStructureAttribute(string attributeType, StructuredDataRecord dataRecord)
: base(9, 1)
{
AttributeType = attributeType;
DataRecord = dataRecord;
}
public void WriteSDR(StructuredDataRecord data)
{
var oldBucket = _bucket;
_bucket = new WriterBucket();
var argumentsCount = data.Members.Count;
foreach (var record in data.Members)
{
argumentsCount += 2 + record.Data.Count;
}
//WriteDataLength(argumentsCount);
foreach (var record in data.Members)
{
WriteIndex((int)record.Type);
WriteInt(record.Count);
foreach (var val in record.Data)
{
switch (record.Type)
{
case StructuredDataRecord.StructuredDataType.SDR:
WriteSDR((StructuredDataRecord)val);
break;
case StructuredDataRecord.StructuredDataType.CI:
WriteColorIndex((int)val, _cgm.ColourIndexPrecision);
break;
case StructuredDataRecord.StructuredDataType.CD:
WriteDirectColor((System.Drawing.Color)val);
break;
case StructuredDataRecord.StructuredDataType.N:
WriteName((int)val);
break;
case StructuredDataRecord.StructuredDataType.E:
WriteEnum((int)val);
break;
case StructuredDataRecord.StructuredDataType.I:
WriteInt((int)val);
break;
case StructuredDataRecord.StructuredDataType.RESERVED:
// reserved
break;
case StructuredDataRecord.StructuredDataType.IF8:
WriteSignedInt8((int)val);
break;
case StructuredDataRecord.StructuredDataType.IF16:
WriteSignedInt16((int)val);
break;
case StructuredDataRecord.StructuredDataType.IF32:
WriteSignedInt32((int)val);
break;
case StructuredDataRecord.StructuredDataType.IX:
WriteIndex((int)val);
break;
case StructuredDataRecord.StructuredDataType.R:
WriteReal((double)val);
break;
case StructuredDataRecord.StructuredDataType.S:
WriteString((string)val);
break;
case StructuredDataRecord.StructuredDataType.SF:
WriteFixedString((string)val);
break;
case StructuredDataRecord.StructuredDataType.VC:
WriteVc((VC)val);
break;
case StructuredDataRecord.StructuredDataType.VDC:
WriteVdc((double)val);
break;
case StructuredDataRecord.StructuredDataType.CCO:
WriteDirectColor((System.Drawing.Color)val);
break;
case StructuredDataRecord.StructuredDataType.UI8:
WriteUInt8((int)val);
break;
case StructuredDataRecord.StructuredDataType.UI32:
WriteUInt32((int)val);
break;
case StructuredDataRecord.StructuredDataType.BS:
_bucket.AddRange((byte[])val);
break;
case StructuredDataRecord.StructuredDataType.CL:
// color list? XXX how to read? -> evtl wie in CellArray
throw new NotImplementedException("Write SDR color list");
case StructuredDataRecord.StructuredDataType.UI16:
WriteUInt16((int)val);
break;
default:
throw new NotSupportedException($"Data type {record.Type} is not supported by WriteSDR");
}
}
}
var sdrBucket = _bucket;
_bucket = oldBucket;
WriteDataLength(sdrBucket.Count);
_bucket.AddRange(sdrBucket);
}
