internal object Push(PDFOutlineRef outlineref)
{
if (null == outlineref)
{
throw RecordAndRaise.ArgumentNull("outlineref");
}
if (null == outlineref.Outline)
{
throw RecordAndRaise.ArgumentNull("outlineref.Outline");
}
if (null == outlineref.Outline.BelongsTo)
{
throw RecordAndRaise.ArgumentNull("outlineref.Outline.BelongsTo");
}
if (_stack.Count == 0)
{
_roots.Add(outlineref);
}
else
{
_stack.Peek().AddChild(outlineref);
}
_stack.Push(outlineref);
return(outlineref.Outline.BelongsTo);
}
internal void AddChild(PDFOutlineRef outlineref)
{
if (null == _inneritems)
{
_inneritems = new PDFOutlineRefCollection();
}
_inneritems.Add(outlineref);
}
internal void Pop(IPDFComponent comp)
{
PDFOutlineRef last = _stack.Pop();
if (last.Outline.BelongsTo != comp)
{
throw RecordAndRaise.Operation(Errors.UnbalancedOutlineStack);
}
}
private PDFObjectRef RenderOutlineItem(PDFOutlineRef outlineref, PDFObjectRef parent, PDFObjectRef prev, PDFRenderContext context, PDFWriter writer, out int count)
{
PDFOutline outline = outlineref.Outline;
Scryber.Drawing.PDFColor c = outlineref.GetColor();
Scryber.Drawing.FontStyle fs = outlineref.GetFontStyle();
bool isopen = outlineref.GetIsOpen();
count = 1;//this one
PDFObjectRef item = writer.BeginObject();
writer.BeginDictionary();
writer.WriteDictionaryObjectRefEntry("Parent", parent);
writer.WriteDictionaryStringEntry("Title", outline.Title);
writer.WriteDictionaryStringEntry("Dest", outline.DestinationName);
if (null != c)
{
writer.BeginDictionaryEntry("C");
writer.BeginArray();
writer.WriteRealS(c.Red.Value, c.Green.Value, c.Blue.Value);
writer.EndArray();
writer.EndDictionaryEntry();
}
if (fs != Scryber.Drawing.FontStyle.Regular)
{
int f = 0;
if ((fs & Scryber.Drawing.FontStyle.Bold) > 0)
{
f = 2;
}
if ((fs & Scryber.Drawing.FontStyle.Italic) > 0)
{
f += 1;
}
writer.WriteDictionaryNumberEntry("F", f);
}
if (null != prev)
{
writer.WriteDictionaryObjectRefEntry("Prev", prev);
}
if (context.ShouldLogVerbose)
{
context.TraceLog.Add(TraceLevel.Verbose, "Outline Stack", "Rendered outline item " + item + " with title '" + outline.Title + " and destination name " + outline.DestinationName);
}
if (outlineref.HasInnerItems)
{
if (context.ShouldLogDebug)
{
context.TraceLog.Begin(TraceLevel.Debug, "Outline Stack", "Started rendering inner outline items");
}
int opencount;
PDFObjectRef childfirst, childlast;
this.RenderOutlineCollection(outlineref.InnerItems, item, context, writer, out childfirst, out childlast, out opencount);
writer.WriteDictionaryObjectRefEntry("First", childfirst);
writer.WriteDictionaryObjectRefEntry("Last", childlast);
if (opencount > 0)
{
if (isopen)
{
writer.WriteDictionaryNumberEntry("Count", opencount);
count += opencount;
}
else
{
writer.WriteDictionaryNumberEntry("Count", -opencount);
}
}
if (context.ShouldLogDebug)
{
context.TraceLog.End(TraceLevel.Debug, "Outlines", " Finished rendering inner outline items");
}
}
//we don't close the dictionary here as we need the next entry written
//It should be closed in the calling method
return(item);
}