internal FileMetaInformation(DvtkData.Dimse.AttributeSet dvtkDataAttributeSet) : base(dvtkDataAttributeSet)
{
if (dvtkDataAttributeSet == null)
{
DvtkHighLevelInterfaceException.Throw("Parameter may not be null/Nothing.");
}
}
internal CommandSet(DvtkData.Dimse.CommandSet dvtkDataCommandSet) : base(dvtkDataCommandSet)
{
if (dvtkDataCommandSet == null)
{
DvtkHighLevelInterfaceException.Throw("Parameter may not be null/Nothing.");
}
}
/// <summary>
/// Get the Value Multiplicity of an Attribute.
/// </summary>
/// <param name="tagSequence">The tag sequence (one or more tags seperated with an '/').</param>
/// <returns>The Value Multiplicity.</returns>
public int GetAttributeVm(String tagSequence)
{
// Start Interface logging.
// InterfaceLogging.Start(this, tagSequence);
int vm = 0;
Attribute attribute = GetAttribute(tagSequence);
// If attribute does not exist...
if (attribute == null)
{
// InterfaceLogging.WriteError("Attribute does not exist.\r\nReturning 0 as VM.");
vm = 0;
}
// If attribute exists...
else
{
if (attribute is SimpleAttribute)
{
SimpleAttribute simpleAttribute = attribute as SimpleAttribute;
vm = simpleAttribute.GetValues().Count;
}
else if (attribute is PixelDataAttribute)
{
// InterfaceLogging.WriteWarning("Determining of VM not implemented for pixel data attributes in the High Level Interface./r/nReturning 1");
vm = 1;
}
else if (attribute is SequenceAttribute)
{
// InterfaceLogging.WriteWarning("Determining of VM not implemented for sequence attributes with VR in the High Level Interface./r/nReturning 1");
vm = 1;
}
else if (attribute is UnknownAttribute)
{
// InterfaceLogging.WriteWarning("Determining of VM not implemented for attributes with VR Unknown in the High Level Interface./r/nReturning 1");
vm = 1;
}
else
{
DvtkHighLevelInterfaceException.Throw("Not expecting this type of attribute in the code");
}
}
// End Interface logging.
// InterfaceLogging.End(vm);
return(vm);
}
//
// - Constructors -
//
/// <summary>
/// Constructor.
/// </summary>
/// <param name="tagSequence">The tag sequence (one or more tags seperated with an '/') of this attribue.</param>
/// <param name="attribute">
/// The encapsulated Attribute from the DvtkData librbary.
/// May not be null.
/// </param>
public Attribute(String tagSequence, DvtkData.Dimse.Attribute dvtkDataAttribute)
{
this.tagSequence = tagSequence;
if (dvtkDataAttribute == null)
{
// Sanity check.
DvtkHighLevelInterfaceException.Throw("Parameter may not be null.");
}
else
{
this.dvtkDataAttribute = dvtkDataAttribute;
}
}
public Values GetAttributeValues(int index)
{
Values theValues = null;
Attribute attribute = GetAttribute(index);
if (attribute == null)
{
// InterfaceLogging.WriteError("Attribute does not exist.");
// Temporary.
theValues = new InvalidValues("0x00000000");
}
else
{
if (attribute is SimpleAttribute)
{
SimpleAttribute simpleAttribute = attribute as SimpleAttribute;
theValues = simpleAttribute.GetValues();
}
else if (attribute is PixelDataAttribute)
{
// InterfaceLogging.WriteWarning("Getting values not implemented for pixel data attributes in the High Level Interface./r/nReturning single empty string");
// Temporary.
theValues = new ValidValues("0x00000000", "");
}
else if (attribute is SequenceAttribute)
{
// InterfaceLogging.WriteError("Attribute with tag sequence " + tagSequence + " is a sequence attribute.");
// Temporary.
theValues = new InvalidValues("0x00000000");
}
else if (attribute is UnknownAttribute)
{
// InterfaceLogging.WriteWarning("Getting values not implemented for attributes with VR Unknown in the High Level Interface./r/nReturning single empty string");
// Temporary.
theValues = new ValidValues("0x00000000", "");
}
else
{
DvtkHighLevelInterfaceException.Throw("Not expecting this type of attribute in the code");
}
}
// End Interface logging.
// InterfaceLogging.End(theValues);
return(theValues);
}
private static void SetSequenceAttribute(AttributeSet attributeSet, SetParameterGroup setParameterGroup)
{
foreach (Object parameter in setParameterGroup.values)
{
// Check if all parameters are of type sequence item.
if (!(parameter is SequenceItem))
{
DvtkHighLevelInterfaceException.Throw("Error while setting the Sequence attribute with tag " + setParameterGroup.tagAsString + ". Only sequence items are allowed as parameters.");
}
}
ValidAttribute sequenceAttribute = new ValidAttribute(setParameterGroup.tagAsUInt32, VR.SQ);
foreach (SequenceItem sequenceItem in setParameterGroup.values)
{
sequenceAttribute.AddItem(sequenceItem);
}
attributeSet.Set(sequenceAttribute);
}
/// <summary>
/// Check if the supplied values are equal to the content of this object.
/// </summary>
/// <param name="parameters">
/// Single values to compare with.
/// Supplying multiple objects of type Values is not allowed.
/// </param>
/// <returns>Boolean indicating if the Values are equal.</returns>
public override bool EqualTo(params Object[] parameters)
{
// Start Interface logging.
// InterfaceLogging.Start(this, parameters);
bool equalTo = true;
// Check for correctness parameters.
foreach (Object parameter in parameters)
{
if (parameter is Values)
{
DvtkHighLevelInterfaceException.Throw("Not allowed to supply multiple objects of type Values.");
}
}
if (Count == parameters.Length)
{
// Note: the Get method of this object is 1-bases and the []operator of parameters is 0-based.
for (int index = 1; index <= Count; index++)
{
if (GetString(index) != parameters[index - 1].ToString())
{
equalTo = false;
break;
}
}
}
else
{
equalTo = false;
}
// End Interface logging.
// InterfaceLogging.End(equalTo);
return(equalTo);
}
static public Tag[] InterpretTagSequence(String tagSequence)
{
bool interpreted = true;
ArrayList tagArrayList = new ArrayList();
String[] tagsAsString = tagSequence.Split('/');
foreach (String tagAsString in tagsAsString)
{
Tag tag = new Tag();
tag.tagAsString = tagAsString;
// Check if the tag starts with "0x".
if (!tagAsString.StartsWith("0x"))
{
// InterfaceLogging.WriteError("Invalid syntax: " + tagAsString + " does not start with \"0x\".");
interpreted = false;
break;
}
// If this tag contains an index, determine it.
int indexOfBracket = tagAsString.IndexOf("[");
if (indexOfBracket != -1)
{
try
{
tag.tagWithoutIndex = tagAsString.Substring(0, indexOfBracket);
String indexAsString = tagAsString.Substring(indexOfBracket + 1);
indexAsString = indexAsString.Substring(0, indexAsString.Length - 1);
// indexAsString should now contain the actual index number.
tag.Index = Convert.ToInt32(indexAsString);
if (tag.Index < 1)
{
// InterfaceLogging.WriteError("Invalid syntax: index of " + tagAsString + " must be greater than 0.");
interpreted = false;
break;
}
}
catch
{
// InterfaceLogging.WriteError("Invalid syntax for tag " + tagAsString + ".");
interpreted = false;
break;
}
}
else
{
tag.tagWithoutIndex = tagAsString;
}
try
{
tag.tagAsUInt32 = Convert.ToUInt32(tag.tagWithoutIndex, 16);
}
catch
{
// InterfaceLogging.WriteError("Invalid syntax for tag " + tagAsString + ".");
interpreted = false;
break;
}
tagArrayList.Add(tag);
}
if (interpreted)
{
// Final checks:
// - At leats one tag must be present.
// - Last tag may not contain an index and.
// - All tags besides the last one must contain an index.
if (tagArrayList.Count == 0)
{
// InterfaceLogging.WriteError("Tag sequence must contain at least one tag.");
interpreted = false;
}
else
{
if (((tagArrayList[tagArrayList.Count - 1]) as Tag).ContainsIndex)
{
// InterfaceLogging.WriteError("Last tag of tag sequence may not contain an index.");
interpreted = false;
}
for (int tagIndex = 0; tagIndex < tagArrayList.Count - 1; tagIndex++)
{
if (!((tagArrayList[tagIndex]) as Tag).ContainsIndex)
{
// InterfaceLogging.WriteError("All tags besides the last one in tag sequence must contain an index.");
interpreted = false;
break;
}
}
}
}
if (!interpreted)
{
DvtkHighLevelInterfaceException.Throw("Invalid Syntax for tag sequence.");
}
return(tagArrayList.ToArray(typeof(Tag)) as Tag[]);
}
public static ArrayList GetParameterGroups(params Object[] parameters)
{
int parameterIndex = 0;
bool interpreted = true;
ArrayList setParameterGroups = new ArrayList();
// Loop through all parameters of this method.
while (parameterIndex < parameters.Length)
{
SetParameterGroup setParameterGroup = new SetParameterGroup();
Object parameter = null;
// Determine the tag of the attribute.
parameter = parameters[parameterIndex];
if (parameter is String)
{
setParameterGroup.tagAsString = parameter as String;
// Check the syntax of the first tag and determine the UInt32 representation.
if (!setParameterGroup.tagAsString.StartsWith("0x"))
{
// InterfaceLogging.WriteError("Invalid tag sequence(missing \"0x\" in a tag).");
interpreted = false;
break;
}
try
{
setParameterGroup.tagAsUInt32 = Convert.ToUInt32(setParameterGroup.tagAsString, 16);
}
catch
{
// InterfaceLogging.WriteError("Invalid tag sequence.");
interpreted = false;
break;
}
}
else
{
// InterfaceLogging.WriteError("Tag is not supplied as a String");
interpreted = false;
break;
}
parameterIndex++;
parameter = parameters[parameterIndex];
// Determine the VR of the attribute.
if (parameter is DvtkData.Dimse.VR)
{
setParameterGroup.vR = (DvtkData.Dimse.VR)parameter;
}
else
{
// InterfaceLogging.WriteError("Expecting DvtkData.Dimse.VR");
interpreted = false;
break;
}
parameterIndex++;
// Determine the attribute values (zero or more).
bool continueWithAttributeValues = true;
while (continueWithAttributeValues)
{
// If no more parameters are present to process...
if (parameterIndex >= parameters.Length)
{
continueWithAttributeValues = false;
}
// If the index is not pointing to the last parameter...
else if ((parameterIndex + 1) < parameters.Length)
{
// If the index is pointing to the next attribute...
if (parameters[parameterIndex + 1] is DvtkData.Dimse.VR)
{
continueWithAttributeValues = false;
}
}
if (continueWithAttributeValues)
{
setParameterGroup.values.Add(parameters[parameterIndex]);
parameterIndex++;
}
}
setParameterGroups.Add(setParameterGroup);
}
if (!interpreted)
{
DvtkHighLevelInterfaceException.Throw("Error while interpreting parameters of Set method.");
}
return(setParameterGroups);
}
//
// - Methods -
//
/// <summary>
/// Get the values from this attribute.
/// </summary>
/// <returns>The values.</returns>
public ValidValues GetValues()
{
ValidValues validValues = null;
switch (dvtkDataAttribute.ValueRepresentation)
{
case VR.AE: // Application Entity
DvtkData.Dimse.ApplicationEntity theApplicationEntity = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.ApplicationEntity;
validValues = new ValidValues(this.tagSequence, theApplicationEntity.Values);
break;
case VR.AS: // Age String
DvtkData.Dimse.AgeString theAgeString = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.AgeString;
validValues = new ValidValues(this.tagSequence, theAgeString.Values);
break;
case VR.AT: // Attribute Tag
DvtkData.Dimse.AttributeTag theAttributeTag = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.AttributeTag;
validValues = new ValidValues(this.tagSequence, theAttributeTag.Values);
break;
case VR.CS: // Code String
DvtkData.Dimse.CodeString theCodeString = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.CodeString;
validValues = new ValidValues(this.tagSequence, theCodeString.Values);
break;
case VR.DA: // Date
DvtkData.Dimse.Date theDate = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.Date;
validValues = new ValidValues(this.tagSequence, theDate.Values);
break;
case VR.DS: // Decimal String
DvtkData.Dimse.DecimalString theDecimalString = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.DecimalString;
validValues = new ValidValues(this.tagSequence, theDecimalString.Values);
break;
case VR.DT: // Date Time
DvtkData.Dimse.DateTime theDateTime = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.DateTime;
validValues = new ValidValues(this.tagSequence, theDateTime.Values);
break;
case VR.FD: // Floating Point Double
DvtkData.Dimse.FloatingPointDouble theFloatingPointDouble = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.FloatingPointDouble;
validValues = new ValidValues(this.tagSequence, theFloatingPointDouble.Values);
break;
case VR.FL: // Floating Point Single
DvtkData.Dimse.FloatingPointSingle theFloatingPointSingle = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.FloatingPointSingle;
validValues = new ValidValues(this.tagSequence, theFloatingPointSingle.Values);
break;
case VR.IS: // Integer String
DvtkData.Dimse.IntegerString theIntegerString = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.IntegerString;
validValues = new ValidValues(this.tagSequence, theIntegerString.Values);
break;
case VR.LO: // Long String
DvtkData.Dimse.LongString theLongString = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.LongString;
validValues = new ValidValues(this.tagSequence, theLongString.Values);
break;
case VR.LT: // Long Text
DvtkData.Dimse.LongText theLongText = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.LongText;
validValues = new ValidValues(this.tagSequence, theLongText.Value);
break;
case VR.PN: // Person Name
DvtkData.Dimse.PersonName thePersonName = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.PersonName;
validValues = new ValidValues(this.tagSequence, thePersonName.Values);
break;
case VR.SH: // Short String
DvtkData.Dimse.ShortString theShortString = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.ShortString;
validValues = new ValidValues(this.tagSequence, theShortString.Values);
break;
case VR.SL: // Signed Long
DvtkData.Dimse.SignedLong theSignedLong = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.SignedLong;
validValues = new ValidValues(this.tagSequence, theSignedLong.Values);
break;
case VR.SS: // Signed Short
DvtkData.Dimse.SignedShort theSignedShort = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.SignedShort;
validValues = new ValidValues(this.tagSequence, theSignedShort.Values);
break;
case VR.ST: // Short Text
DvtkData.Dimse.ShortText theShortText = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.ShortText;
validValues = new ValidValues(this.tagSequence, theShortText.Value);
break;
case VR.TM: // Time
DvtkData.Dimse.Time theTime = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.Time;
validValues = new ValidValues(this.tagSequence, theTime.Values);
break;
case VR.UI: // Unique Identifier (UID)
DvtkData.Dimse.UniqueIdentifier theUniqueIdentifier = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.UniqueIdentifier;
validValues = new ValidValues(this.tagSequence, theUniqueIdentifier.Values);
break;
case VR.UL: // Unsigned Long
DvtkData.Dimse.UnsignedLong theUnsignedLong = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.UnsignedLong;
validValues = new ValidValues(this.tagSequence, theUnsignedLong.Values);
break;
case VR.US: // Unsigned Short
DvtkData.Dimse.UnsignedShort theUnsignedShort = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.UnsignedShort;
validValues = new ValidValues(this.tagSequence, theUnsignedShort.Values);
break;
case VR.UT: // Unlimited Text
DvtkData.Dimse.UnlimitedText theUnlimitedText = this.dvtkDataAttribute.DicomValue as DvtkData.Dimse.UnlimitedText;
validValues = new ValidValues(this.tagSequence, theUnlimitedText.Value);
break;
default:
DvtkHighLevelInterfaceException.Throw("VR " + dvtkDataAttribute.ValueRepresentation.ToString() + " is not handled by class SimpleAttribute.");
break;
}
return(validValues);
}
