private void FillActionAnnotations(PDFLayoutContext context, Styles.Style style,
PDFAction action, List <object> entries,
Layout.PDFLayoutPage pg, ComponentList contents)
{
foreach (Component comp in contents)
{
PDFAnnotationLinkEntry annot;
ComponentList inner;
if (IsContainer(comp, out inner))
{
FillActionAnnotations(context, style, action, entries, pg, inner);
}
else
{
//TODO: Test with data source within link
annot = new PDFAnnotationLinkEntry(comp, style);
annot.Action = action;
if (!string.IsNullOrEmpty(this.AlternateText))
{
annot.AlternateText = this.AlternateText;
}
object entry = pg.RegisterPageEntry(context, PDFArtefactTypes.Annotations, annot);
if (null != entry)
{
entries.Add(entry);
}
}
}
}
protected override void DoCloseLayoutArtefacts(PDFLayoutContext context, PDFArtefactRegistrationSet artefacts, Styles.Style fullstyle)
{
base.DoCloseLayoutArtefacts(context, artefacts, fullstyle);
//Close the inner chid annotation entries
object entries;
if (artefacts.TryGetArtefact(LinkAnnotationChildEntries, out entries))
{
object[] all = (object[])entries;
//TODO: Check the use of a link that flows over more than one page
Layout.PDFLayoutPage pg = context.DocumentLayout.CurrentPage;
for (int i = all.Length - 1; i >= 0; i--)
{
pg.CloseArtefactEntry(PDFArtefactTypes.Annotations, all[i]);
}
}
//Close the actual link
object link;
if (artefacts.TryGetArtefact(LinkArtefactName, out link))
{
context.DocumentLayout.CloseArtefactEntry(PDFArtefactTypes.Names, link);
}
}
private object[] AddActionAnnotationToChildren(PDFLayoutContext context, Styles.Style style, PDFAction action)
{
List <object> entries = new List <object>();
Layout.PDFLayoutPage pg = context.DocumentLayout.CurrentPage;
FillActionAnnotations(context, style, action, entries, pg, this.Contents);
return(entries.ToArray());
}
