/// <summary>
/// Creates all the SOP instances associated with the key object selection and the content presentation states.
/// </summary>
public IDictionary <IStudySource, List <DicomFile> > CreateSopInstances(NextSeriesNumberDelegate nextSeriesNumberDelegate)
{
if (!HasChanges || !Items.Any())
{
return(new Dictionary <IStudySource, List <DicomFile> >(0));
}
// update the author field
Author = GetUserName();
// the series index ensures consistent series level data because we only create one KO series and one PR series per study
var studyIndex = new Dictionary <string, StudyInfo>();
var secondaryCaptureImageFactory = new SecondaryCaptureImageFactory(nextSeriesNumberDelegate);
var framePresentationStates = new List <KeyValuePair <KeyImageReference, PresentationStateReference> >();
// create presentation states for the images in the clipboard
var presentationStates = new List <DicomSoftcopyPresentationState>();
foreach (var item in Items.Where(i => i.Item is IPresentationImage))
{
var image = (IPresentationImage)item.Item;
// if the item is a placeholder image (e.g. because source study wasn't available), simply reserialize the original sop references
if (image is KeyObjectPlaceholderImage)
{
// because source study wasn't available, we don't have enough information to create the identical KO for that study
// and thus an entry in the study index table is not needed
var ko = (KeyObjectPlaceholderImage)image;
framePresentationStates.Add(new KeyValuePair <KeyImageReference, PresentationStateReference>(ko.KeyImageReference, ko.PresentationStateReference));
continue;
}
var provider = image as IImageSopProvider;
if (provider == null)
{
continue;
}
StudyInfo studyInfo;
var studyInstanceUid = provider.ImageSop.StudyInstanceUid;
if (!studyIndex.TryGetValue(studyInstanceUid, out studyInfo))
{
studyIndex.Add(studyInstanceUid, studyInfo = new StudyInfo(provider, nextSeriesNumberDelegate));
// keep the previous series number if the one we know about is the same study as this new document
// otherwise, pre-allocate a series number for the KO now (ensures the number will be lower than any SC and PR series)
if (_parentStudyInstanceUid == studyInstanceUid && _seriesNumber.HasValue)
{
studyInfo.KeyObjectSeriesNumber = _seriesNumber.Value;
}
else
{
studyInfo.AllocateKeyObjectSeriesNumber();
}
}
// if the item doesn't have changes and the presentation state is DICOM, simply reserialize the original sop references
if (!item.HasChanges() && image is IDicomPresentationImage)
{
var dicomPresentationState = ((IDicomPresentationImage)image).PresentationState as DicomSoftcopyPresentationState;
framePresentationStates.Add(new KeyValuePair <KeyImageReference, PresentationStateReference>(provider.Frame, dicomPresentationState));
continue;
}
// if the image is not a permanent stored instance (i.e. it was dynamically generated), create a secondary capture from it
if (!provider.Sop.DataSource.IsStored)
{
image = secondaryCaptureImageFactory.CreateSecondaryCapture(image);
provider = (IImageSopProvider)image;
}
var presentationState = DicomSoftcopyPresentationState.IsSupported(image)
? DicomSoftcopyPresentationState.Create
(image, ps =>
{
ps.PresentationSeriesInstanceUid = studyInfo.PresentationSeriesUid;
ps.PresentationSeriesNumber = studyInfo.PresentationSeriesNumber;
ps.PresentationSeriesDateTime = studyInfo.PresentationSeriesDateTime;
ps.PresentationInstanceNumber = studyInfo.GetNextPresentationInstanceNumber();
ps.SourceAETitle = provider.ImageSop.DataSource[DicomTags.SourceApplicationEntityTitle].ToString();
}) : null;
if (presentationState != null)
{
presentationStates.Add(presentationState);
}
framePresentationStates.Add(new KeyValuePair <KeyImageReference, PresentationStateReference>(provider.Frame, presentationState));
}
// serialize the key image document
var serializer = new KeyImageSerializer();
serializer.Author = Author;
serializer.Description = Description;
serializer.DocumentTitle = DocumentTitle;
serializer.SeriesDescription = SeriesDescription;
foreach (var presentationFrame in framePresentationStates)
{
serializer.AddImage(presentationFrame.Key, presentationFrame.Value);
}
// collect all the SOP instances that were created (SC, PR and KO)
var documents = new List <DicomFile>();
documents.AddRange(serializer.Serialize(koSeries =>
{
var uid = koSeries.StudyInstanceUid;
if (studyIndex.ContainsKey(uid))
{
koSeries.SeriesDateTime = studyIndex[uid].KeyObjectSeriesDateTime;
koSeries.SeriesNumber = studyIndex[uid].KeyObjectSeriesNumber;
koSeries.SeriesInstanceUid = studyIndex[uid].KeyObjectSeriesUid;
return(studyIndex[uid].DataSource);
}
return(null);
}
));
documents.AddRange(secondaryCaptureImageFactory.Files);
documents.AddRange(presentationStates.Select(ps => ps.DicomFile));
// return the created instances grouped by study (and thus study origin/source)
return(documents.GroupBy(f => (IStudySource)studyIndex[f.DataSet[DicomTags.StudyInstanceUid].ToString()]).ToDictionary(g => g.Key, g => g.ToList()));
}
/// <summary>
/// Creates all the SOP instances associated with the key object selection and the content presentation states.
/// </summary>
public IDictionary<IStudySource, List<DicomFile>> CreateSopInstances(NextSeriesNumberDelegate nextSeriesNumberDelegate)
{
if (!HasChanges || !Items.Any()) return new Dictionary<IStudySource, List<DicomFile>>(0);
// update the author field
Author = GetUserName();
// the series index ensures consistent series level data because we only create one KO series and one PR series per study
var studyIndex = new Dictionary<string, StudyInfo>();
var secondaryCaptureImageFactory = new SecondaryCaptureImageFactory(nextSeriesNumberDelegate);
var framePresentationStates = new List<KeyValuePair<KeyImageReference, PresentationStateReference>>();
// create presentation states for the images in the clipboard
var presentationStates = new List<DicomSoftcopyPresentationState>();
foreach (var item in Items.Where(i => i.Item is IPresentationImage))
{
var image = (IPresentationImage) item.Item;
// if the item is a placeholder image (e.g. because source study wasn't available), simply reserialize the original sop references
if (image is KeyObjectPlaceholderImage)
{
// because source study wasn't available, we don't have enough information to create the identical KO for that study
// and thus an entry in the study index table is not needed
var ko = (KeyObjectPlaceholderImage) image;
framePresentationStates.Add(new KeyValuePair<KeyImageReference, PresentationStateReference>(ko.KeyImageReference, ko.PresentationStateReference));
continue;
}
var provider = image as IImageSopProvider;
if (provider == null) continue;
StudyInfo studyInfo;
var studyInstanceUid = provider.ImageSop.StudyInstanceUid;
if (!studyIndex.TryGetValue(studyInstanceUid, out studyInfo))
{
studyIndex.Add(studyInstanceUid, studyInfo = new StudyInfo(provider, nextSeriesNumberDelegate));
// keep the previous series number if the one we know about is the same study as this new document
// otherwise, pre-allocate a series number for the KO now (ensures the number will be lower than any SC and PR series)
if (_parentStudyInstanceUid == studyInstanceUid && _seriesNumber.HasValue)
studyInfo.KeyObjectSeriesNumber = _seriesNumber.Value;
else
studyInfo.AllocateKeyObjectSeriesNumber();
}
// if the item doesn't have changes and the presentation state is DICOM, simply reserialize the original sop references
if (!item.HasChanges() && image is IDicomPresentationImage)
{
var dicomPresentationState = ((IDicomPresentationImage) image).PresentationState as DicomSoftcopyPresentationState;
framePresentationStates.Add(new KeyValuePair<KeyImageReference, PresentationStateReference>(provider.Frame, dicomPresentationState));
continue;
}
// if the image is not a permanent stored instance (i.e. it was dynamically generated), create a secondary capture from it
if (!provider.Sop.DataSource.IsStored)
{
image = secondaryCaptureImageFactory.CreateSecondaryCapture(image);
provider = (IImageSopProvider) image;
}
var presentationState = DicomSoftcopyPresentationState.IsSupported(image)
? DicomSoftcopyPresentationState.Create
(image, ps =>
{
ps.PresentationSeriesInstanceUid = studyInfo.PresentationSeriesUid;
ps.PresentationSeriesNumber = studyInfo.PresentationSeriesNumber;
ps.PresentationSeriesDateTime = studyInfo.PresentationSeriesDateTime;
ps.PresentationInstanceNumber = studyInfo.GetNextPresentationInstanceNumber();
ps.SourceAETitle = provider.ImageSop.DataSource[DicomTags.SourceApplicationEntityTitle].ToString();
}) : null;
if (presentationState != null) presentationStates.Add(presentationState);
framePresentationStates.Add(new KeyValuePair<KeyImageReference, PresentationStateReference>(provider.Frame, presentationState));
}
// serialize the key image document
var serializer = new KeyImageSerializer();
serializer.Author = Author;
serializer.Description = Description;
serializer.DocumentTitle = DocumentTitle;
serializer.SeriesDescription = SeriesDescription;
foreach (var presentationFrame in framePresentationStates)
serializer.AddImage(presentationFrame.Key, presentationFrame.Value);
// collect all the SOP instances that were created (SC, PR and KO)
var documents = new List<DicomFile>();
documents.AddRange(serializer.Serialize(koSeries =>
{
var uid = koSeries.StudyInstanceUid;
if (studyIndex.ContainsKey(uid))
{
koSeries.SeriesDateTime = studyIndex[uid].KeyObjectSeriesDateTime;
koSeries.SeriesNumber = studyIndex[uid].KeyObjectSeriesNumber;
koSeries.SeriesInstanceUid = studyIndex[uid].KeyObjectSeriesUid;
return studyIndex[uid].DataSource;
}
return null;
}
));
documents.AddRange(secondaryCaptureImageFactory.Files);
documents.AddRange(presentationStates.Select(ps => ps.DicomFile));
// return the created instances grouped by study (and thus study origin/source)
return documents.GroupBy(f => (IStudySource) studyIndex[f.DataSet[DicomTags.StudyInstanceUid].ToString()]).ToDictionary(g => g.Key, g => g.ToList());
}
