/// <summary> /// Writes all the destinations to the current PDF Object /// </summary> /// <param name="context"></param> /// <param name="writer"></param> /// <param name="all"></param> /// <returns></returns> private PDFObjectRef WriteDestinationNames(PDFRenderContext context, PDFWriter writer, IEnumerable <string> all) { PDFObjectRef dests = writer.BeginObject(); writer.BeginDictionary(); //Write the names array writer.BeginDictionaryEntry("Names"); writer.BeginArray(); string firstname = string.Empty; string lastname = string.Empty; foreach (string name in all) { if (WriteDestination(context, writer, name)) { if (string.IsNullOrEmpty(firstname)) { firstname = name; } lastname = name; } } writer.EndArray(); writer.EndDictionaryEntry(); //Write limits writer.BeginDictionaryEntry("Limits"); writer.WriteArrayStringEntries(firstname, lastname); writer.EndDictionaryEntry(); writer.EndDictionary(); writer.EndObject(); return(dests); }
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); }