//
// public methods
//
#region object IArtefactCollection.Register(IArtefactEntry entry)
/// <summary>
/// Registers and begins an artefact in the name dictionary
/// </summary>
/// <param name="entry"></param>
/// <returns></returns>
object IArtefactCollection.Register(IArtefactEntry entry)
{
PDFCategorisedNameTree col;
object returnValue;
if (entry is ICategorisedArtefactNamesEntry)
{
ICategorisedArtefactNamesEntry catEntry = (ICategorisedArtefactNamesEntry)entry;
if (_dictionary.TryGetValue(catEntry.NamesCategory, out col) == false)
{
col = CreateTreeForCategory(catEntry.NamesCategory);
_dictionary.Add(catEntry.NamesCategory, col);
}
returnValue = col.Push(catEntry.FullName, catEntry);
}
//else if (entry is PDFDestination) //Default is Destination as this was generated before the Attachments or any other ICategorizedArtefactNameEntry implementation
//{
// PDFDestination dest = (PDFDestination)entry;
// if (_dictionary.TryGetValue(DestinationsName, out col) == false)
// {
// col = CreateTreeForCategory(DestinationsName);
// _dictionary.Add(DestinationsName, col);
// }
// returnValue = col.Push(dest.FullName, dest);
//}
else
{
throw new PDFException(Errors.UnknownArtefactForNamesDictionary);
}
return(returnValue);
}
/// <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");
}
}
//
// 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));
}
public Native.PDFObjectRef OutputToPDF(PDFWriter writer, PDFRenderContext context)
{
List <ICategorisedArtefactNamesEntry> entries = new List <ICategorisedArtefactNamesEntry>();
Native.PDFObjectRef oref = null;
if (this.InnerEntries.Count == 0)
{
return(oref);
}
if (this.NameType == PDFCategorisedNameDictionary.DestinationsName)
{
oref = writer.BeginObject();
writer.BeginDictionary();
writer.BeginDictionaryEntry("Names");
string first = null;
string last = null;
writer.BeginArray();
foreach (KeyValuePair <string, IArtefactEntry> kvp in this.InnerEntries)
{
if (string.IsNullOrEmpty(first))
{
first = kvp.Key;
}
else
{
last = kvp.Key;
}
writer.BeginArrayEntry();
writer.WriteStringLiteral(kvp.Key);
writer.EndArrayEntry();
writer.BeginArrayEntry();
((PDFDestination)kvp.Value).OutputToPDF(context, writer);
writer.EndArrayEntry();
writer.WriteLine();
}
writer.EndArray();
writer.EndDictionaryEntry();
if (!string.IsNullOrEmpty(first) && !string.IsNullOrEmpty(last))
{
writer.BeginDictionaryEntry("Limits");
writer.WriteArrayStringEntries(true, first, last);
writer.EndDictionaryEntry();
}
writer.EndDictionary();
writer.EndObject();
}
else //we contain ICategorizedArtefactNameEntry(s)
{
oref = writer.BeginObject();
writer.BeginDictionary();
writer.BeginDictionaryEntry("Names");
//string first = null;
//string last = null;
writer.BeginArray();
foreach (KeyValuePair <string, IArtefactEntry> kvp in this.InnerEntries)
{
//if (string.IsNullOrEmpty(first))
// first = kvp.Key;
//else
// last = kvp.Key;
writer.BeginArrayEntry();
writer.WriteStringLiteral(kvp.Key);
writer.EndArrayEntry();
writer.BeginArrayEntry();
ICategorisedArtefactNamesEntry entry = (ICategorisedArtefactNamesEntry)kvp.Value;
Native.PDFObjectRef entryOref = entry.OutputToPDF(context, writer);
if (null != entryOref)
{
writer.WriteObjectRef(entryOref);
}
writer.EndArrayEntry();
writer.WriteLine();
}
writer.EndArray();
writer.EndDictionaryEntry();
//Limits only required on Intermediate and Leaf nodes of a tree, not the root
//if (!string.IsNullOrEmpty(first) && !string.IsNullOrEmpty(last))
//{
// writer.BeginDictionaryEntry("Limits");
// writer.WriteArrayStringEntries(true, first, last);
// writer.EndDictionaryEntry();
//}
writer.EndDictionary();
writer.EndObject();
}
return(oref);
}
