public uint GetAlphaItemId(uint primaryItemId)
{
uint alphaImageItemId = 0;
IItemReferenceEntry entry = GetMatchingReferences(primaryItemId, ReferenceTypes.AuxiliaryImage).FirstOrDefault();
if (entry != null && IsAlphaChannelItem(entry.FromItemId))
{
alphaImageItemId = entry.FromItemId;
}
return(alphaImageItemId);
}
public ImageGridInfo TryGetImageGridInfo(uint itemId)
{
ImageGridDescriptor gridDescriptor = TryGetImageGridDescriptor(itemId);
if (gridDescriptor != null)
{
IItemReferenceEntry derivedImageProperty = GetMatchingReferences(itemId, ReferenceTypes.DerivedImage).First();
return(new ImageGridInfo(derivedImageProperty.ToItemIds, gridDescriptor));
}
return(null);
}
