public void Remove(OutlineItem item)
{
if (base.Direct == null)
{
throw new PDFException("Attempt to remove from non-existing outline collection");
}
PDFDict dict1 = item.Dict;
PDFDict dict2 = (dict1["Prev"] as PDFDict);
PDFDict dict3 = (dict1["Next"] as PDFDict);
if (dict2 != null)
{
dict2["Next"] = dict1["Next"];
}
else
{
this.Dict["First"] = dict1["Next"];
}
if (dict3 != null)
{
dict3["Prev"] = dict1["Prev"];
}
else
{
this.Dict["Last"] = dict1["Prev"];
}
PDFInteger integer1 = (this.Dict["Count"] as PDFInteger);
if (integer1 == null)
{
throw new PDFSyntaxException(base.Direct, "Non-empty outlines collection missing Count item");
}
integer1.Value -= ((long)1);
}
public static OutlineItem Create(string title)
{
OutlineItem item1 = OutlineItem.Create();
item1.Title = title;
return(item1);
}
public static OutlineItem Create(string title, LinkDestination dest)
{
OutlineItem item1 = OutlineItem.Create();
item1.Title = title;
item1.Destination = dest;
return(item1);
}
public static OutlineItem Create(string title, Action action)
{
OutlineItem item1 = OutlineItem.Create();
item1.Title = title;
item1.Action = action;
return(item1);
}
public void Add(OutlineItem item)
{
PDFObject obj1;
if (base.Direct == null)
{
obj1 = Library.CreateDict();
this.mParentDict["Outlines"] = obj1;
this.mDirect = (obj1 as PDFDirect);
}
PDFDict dict1 = item.Dict;
PDFDict dict2 = (this.Dict["Last"] as PDFDict);
if (dict2 != null)
{
dict2["Next"] = dict1;
dict1["Prev"] = dict2;
dict1.Remove("Next");
this.Dict["Last"] = dict1;
}
else
{
obj1 = item.Direct;
this.Dict["Last"] = obj1;
this.Dict["First"] = obj1;
dict1.Remove("Prev");
dict1.Remove("Next");
}
PDFInteger integer1 = (this.Dict["Count"] as PDFInteger);
if (integer1 == null)
{
integer1 = Library.CreateInteger(((long)1));
this.Dict["Count"] = integer1;
}
else
{
integer1.Value += ((long)1);
}
dict1["Parent"] = this.Dict;
}
public void Insert(int index, OutlineItem item)
{
PDFDict dict2;
PDFInteger integer1;
PDFDict dict3;
PDFInteger integer2;
PDFObject obj1;
if (base.Direct == null)
{
obj1 = Library.CreateDict();
this.mParentDict["Outlines"] = obj1;
this.mDirect = (obj1 as PDFDirect);
}
PDFDict dict1 = item.Dict;
if (index == 0)
{
dict2 = (this.Dict["First"] as PDFDict);
if (dict2 != null)
{
dict2["Prev"] = dict1;
dict1["Next"] = dict2;
dict1.Remove("Prev");
this.Dict["First"] = dict1;
}
else
{
obj1 = item.Direct;
this.Dict["Last"] = obj1;
this.Dict["First"] = obj1;
dict1.Remove("Prev");
dict1.Remove("Next");
}
integer1 = (this.Dict["Count"] as PDFInteger);
if (integer1 == null)
{
integer1 = Library.CreateInteger(((long)1));
this.Dict["Count"] = integer1;
}
else
{
integer1.Value += ((long)1);
}
}
else if (index == this.Count)
{
this.Add(item);
}
else
{
dict3 = this.At(index);
if (dict3 == null)
{
throw new IndexOutOfRangeException("OutlineItem index out of range");
}
dict1["Prev"] = dict3["Prev"];
dict1["Next"] = dict3;
(dict3["Prev"] as PDFDict)["Next"] = dict1;
integer2 = (this.Dict["Count"] as PDFInteger);
if (integer2 == null)
{
integer2 = Library.CreateInteger(((long)1));
this.Dict["Count"] = integer2;
}
else
{
integer2.Value += ((long)1);
}
}
dict1["Parent"] = this.Dict;
}