private List <IDisplaySet> DoCreateSingleImageDisplaySets(Series series)
{
List <IDisplaySet> displaySets = new List <IDisplaySet>();
int position = 0;
foreach (Sop sop in series.Sops)
{
List <IPresentationImage> images = PresentationImageFactory.CreateImages(sop);
if (images.Count == 0)
{
continue;
}
if (sop.IsImage)
{
ImageSop imageSop = (ImageSop)sop;
DicomDisplaySetDescriptor descriptor;
if (imageSop.NumberOfFrames == 1)
{
descriptor = new SingleImageDisplaySetDescriptor(series.GetIdentifier(), imageSop, position++);
}
else
{
descriptor = new MultiframeDisplaySetDescriptor(series.GetIdentifier(), sop.SopInstanceUid, sop.InstanceNumber);
}
DisplaySet displaySet = new DisplaySet(descriptor);
foreach (IPresentationImage image in images)
{
displaySet.PresentationImages.Add(image);
}
displaySets.Add(displaySet);
}
else
{
//The sop is actually a container for other referenced sops, like key images.
foreach (IPresentationImage image in images)
{
DisplaySetDescriptor descriptor = null;
if (image is IImageSopProvider)
{
IImageSopProvider provider = (IImageSopProvider)image;
if (provider.ImageSop.NumberOfFrames == 1)
{
descriptor = new SingleImageDisplaySetDescriptor(series.GetIdentifier(), provider.ImageSop, position++);
}
else
{
descriptor = new SingleFrameDisplaySetDescriptor(series.GetIdentifier(), provider.Frame, position++);
}
}
else
{
//TODO (CR Jan 2010): this because the design here is funny... the factory here should actually know something about the key object series it is building for
ISeriesIdentifier sourceSeries = series.GetIdentifier();
descriptor = new BasicDisplaySetDescriptor();
descriptor.Description = sourceSeries.SeriesDescription;
descriptor.Name = string.Format("{0}: {1}", sourceSeries.SeriesNumber, sourceSeries.SeriesDescription);
descriptor.Number = sourceSeries.SeriesNumber.GetValueOrDefault(0);
descriptor.Uid = sourceSeries.SeriesInstanceUid;
}
DisplaySet displaySet = new DisplaySet(descriptor);
displaySet.PresentationImages.Add(image);
displaySets.Add(displaySet);
}
}
}
if (displaySets.Count == 1)
{
//Degenerate case; single image series, which we're not supposed to create.
displaySets[0].Dispose();
displaySets.Clear();
}
return(displaySets);
}
protected SingleFrameDisplaySetDescriptor(SingleFrameDisplaySetDescriptor source, ICloningContext context)
: base(source, context)
{
context.CloneFields(source, this);
}