public DicomFieldAttribute(ushort group, ushort element)
{
_tag = new DicomTag(group, element);
_default = DicomFieldDefault.None;
_defltOnZL = false;
_createEmpty = false;
}
public DicomFieldAttribute(uint tag)
{
_tag = new DicomTag(tag);
_default = DicomFieldDefault.None;
_defltOnZL = false;
_createEmpty = false;
}
public DicomFieldAttribute(uint tag)
{
_tag = DicomTagDictionary.GetDicomTag(tag);
if (_tag == null)
_tag = new DicomTag(tag, "Unknown Tag", "UnknownTag", DicomVr.UNvr, false, 1, uint.MaxValue, false);
_default = DicomFieldDefault.None;
_defltOnZL = false;
_createEmpty = false;
}
public DicomFieldAttribute(uint tag)
{
_tag = DicomTagDictionary.GetDicomTag(tag);
if (_tag == null)
{
_tag = new DicomTag(tag, "Unknown Tag", "UnknownTag", DicomVr.UNvr, false, 1, uint.MaxValue, false);
}
_default = DicomFieldDefault.None;
_defltOnZL = false;
_createEmpty = false;
}
private object LoadDicomFieldValue(DcmElement elem, Type vtype, DicomFieldDefault deflt, bool udzl)
{
if (vtype.IsSubclassOf(typeof(DcmElement))) {
if (elem != null && vtype != elem.GetType())
throw new DicomDataException("Invalid binding type for Element VR!");
return elem;
} else if (vtype.IsArray) {
if (elem != null) {
if (vtype.GetElementType() != elem.GetValueType())
throw new DicomDataException("Invalid binding type for Element VR!");
if (elem.GetValueType() == typeof(DateTime))
return (elem as DcmDateElementBase).GetDateTimes();
else
return elem.GetValueObjectArray();
} else {
if (deflt == DicomFieldDefault.EmptyArray)
return Array.CreateInstance(vtype, 0);
else
return null;
}
} else {
if (elem != null) {
if (elem.Length == 0 && udzl) {
return GetDefaultValue(vtype, deflt);
}
if (vtype != elem.GetValueType()) {
if (vtype == typeof(string)) {
return elem.GetValueString();
} else if (vtype == typeof(DicomUID) && elem.VR == DicomVR.UI) {
return (elem as DcmUniqueIdentifier).GetUID();
} else if (vtype == typeof(DicomTransferSyntax) && elem.VR == DicomVR.UI) {
return (elem as DcmUniqueIdentifier).GetTS();
} else if (vtype == typeof(DcmDateRange) && elem.GetType().IsSubclassOf(typeof(DcmDateElementBase))) {
return (elem as DcmDateElementBase).GetDateTimeRange();
} else if (vtype == typeof(Int32)) {
return Convert.ToInt32(elem.GetValueString(), 10);
} else if (vtype == typeof(object)) {
return elem.GetValueObject();
} else
throw new DicomDataException("Invalid binding type for Element VR!");
} else {
return elem.GetValueObject();
}
} else {
return GetDefaultValue(vtype, deflt);
}
}
}
private object GetDefaultValue(Type vtype, DicomFieldDefault deflt)
{
try {
if (vtype == typeof(DicomUID) || vtype == typeof(DicomTransferSyntax) || vtype.IsSubclassOf(typeof(DcmElement)))
return null;
if (deflt == DicomFieldDefault.Null || deflt == DicomFieldDefault.None)
return null;
if (deflt == DicomFieldDefault.DBNull)
return DBNull.Value;
if (deflt == DicomFieldDefault.Default && vtype != typeof(string))
return Activator.CreateInstance(vtype);
if (vtype == typeof(string)) {
if (deflt == DicomFieldDefault.StringEmpty || deflt == DicomFieldDefault.Default)
return String.Empty;
} else if (vtype == typeof(DateTime)) {
if (deflt == DicomFieldDefault.DateTimeNow)
return DateTime.Now;
if (deflt == DicomFieldDefault.MinValue)
return DateTime.MinValue;
if (deflt == DicomFieldDefault.MaxValue)
return DateTime.MaxValue;
} else if (vtype.IsSubclassOf(typeof(ValueType))) {
if (deflt == DicomFieldDefault.MinValue) {
PropertyInfo pi = vtype.GetProperty("MinValue", BindingFlags.Static);
if (pi != null) return pi.GetValue(null, null);
}
if (deflt == DicomFieldDefault.MaxValue) {
PropertyInfo pi = vtype.GetProperty("MaxValue", BindingFlags.Static);
if (pi != null) return pi.GetValue(null, null);
}
return Activator.CreateInstance(vtype);
}
return null;
}
catch (Exception) {
Debug.Log.Error("Error in default value type! - {0}", vtype.ToString());
return null;
}
}
public DicomFieldAttribute(ushort group, ushort element) {
_tag = new DicomTag(group, element);
_default = DicomFieldDefault.None;
_defltOnZL = false;
_createEmpty = false;
}
public DicomFieldAttribute(uint tag) {
_tag = new DicomTag(tag);
_default = DicomFieldDefault.None;
_defltOnZL = false;
_createEmpty = false;
}
