/// <summary>
/// Closes a previous artefact registration popping it off the stack of it's name tree collection
/// </summary>
/// <param name="registration"></param>
public void Close(object registration)
{
PDFCategorisedNameTree col;
if (registration is ICategorisedArtefactNamesEntry)
{
ICategorisedArtefactNamesEntry catEntry = (ICategorisedArtefactNamesEntry)registration;
if (_dictionary.TryGetValue(catEntry.NamesCategory, out col))
{
col.Pop(catEntry.FullName, catEntry);
}
else
{
throw new PDFException(catEntry.NamesCategory + " Names dictionary entry has not previously been registered");
}
}
else if (registration is PDFDestination) //Default is Destination as this was generated before the support for other name trees
{
PDFDestination dest = (PDFDestination)registration;
if (_dictionary.TryGetValue(DestinationsName, out col))
{
col.Pop(dest.FullName, dest);
}
else
{
throw new PDFException("Destinations Names dictionary entry has not previously been registered");
}
}
else
{
throw new PDFException("Unknown Artefact entry for the Names dictionary");
}
}
/// <summary>
/// Registers the actual destination and returns the destination
/// </summary>
/// <param name="dest"></param>
/// <returns></returns>
internal protected virtual PDFDestination RegisterDestination(PDFDestination dest)
{
if (null == dest)
{
throw new ArgumentNullException("dest");
}
_dests[dest.FullName] = dest;
return(dest);
}
//
// methods
//
#region object IArtefactCollection.Register(IArtefactEntry entry)
/// <summary>
/// Implmentation of the IArtefactCollection Register method, to ensure that all names are included in the final PDF docucment. Calls RegisterDestination
/// </summary>
/// <param name="entry"></param>
/// <returns></returns>
object IArtefactCollection.Register(IArtefactEntry entry)
{
if (entry is ICategorisedArtefactNamesEntry)
{
ICategorisedArtefactNamesEntry catNameEntry = (ICategorisedArtefactNamesEntry)entry;
}
PDFDestination dest = (PDFDestination)entry;
return(this.RegisterDestination(dest));
}
/// <summary>
/// Writes a single destination
/// </summary>
/// <param name="context"></param>
/// <param name="writer"></param>
/// <param name="name"></param>
/// <returns></returns>
internal bool WriteDestination(PDFRenderContext context, PDFWriter writer, string name)
{
PDFDestination dest = _dests[name];
writer.BeginArrayEntry();
writer.WriteStringLiteral(name);
writer.EndArrayEntry();
writer.BeginArrayEntry();
dest.OutputToPDF(context, writer);
writer.EndArrayEntry();
writer.WriteLine();
return(true);
}
/// <summary>
/// Creates a new destination action.
/// </summary>
/// <param name="owner">The owner of this action</param>
/// <param name="action">The action type to perform - must be LinkAction.Destination</param>
/// <param name="destination">The destination to navigate to.</param>
public PDFDestinationAction(Component owner, LinkAction action, PDFDestination destination)
: base(owner, action)
{
this.Destination = destination;
AssertIsDestination(action);
}
/// <summary>
/// Performs any required closure
/// </summary>
/// <param name="dest"></param>
protected virtual void Close(PDFDestination dest)
{
//Do nothing
}
/// <summary>
/// Implmentation of the IArtefactCollection Close method.
/// </summary>
/// <param name="result"></param>
void IArtefactCollection.Close(object result)
{
PDFDestination dest = result as PDFDestination;
this.Close(dest);
}
