|
public GetAsIndirectObject ( int idx ) : |
||
| idx | int | |
| return | ||
/**
* Sets the XFA key from a byte array. The old XFA is erased.
* @param form the data
* @param reader the reader
* @param writer the writer
* @throws java.io.IOException on error
*/
public static void SetXfa(XfaForm form, PdfReader reader, PdfWriter writer)
{
PdfDictionary af = (PdfDictionary)PdfReader.GetPdfObjectRelease(reader.Catalog.Get(PdfName.ACROFORM));
if (af == null)
{
return;
}
PdfObject xfa = GetXfaObject(reader);
if (xfa.IsArray())
{
PdfArray ar = (PdfArray)xfa;
int t = -1;
int d = -1;
for (int k = 0; k < ar.Size; k += 2)
{
PdfString s = ar.GetAsString(k);
if ("template".Equals(s.ToString()))
{
t = k + 1;
}
if ("datasets".Equals(s.ToString()))
{
d = k + 1;
}
}
if (t > -1 && d > -1)
{
reader.KillXref(ar.GetAsIndirectObject(t));
reader.KillXref(ar.GetAsIndirectObject(d));
PdfStream tStream = new PdfStream(SerializeDoc(form.templateNode));
tStream.FlateCompress(writer.CompressionLevel);
ar[t] = writer.AddToBody(tStream).IndirectReference;
PdfStream dStream = new PdfStream(SerializeDoc(form.datasetsNode));
dStream.FlateCompress(writer.CompressionLevel);
ar[d] = writer.AddToBody(dStream).IndirectReference;
af.Put(PdfName.XFA, new PdfArray(ar));
return;
}
}
reader.KillXref(af.Get(PdfName.XFA));
PdfStream str = new PdfStream(SerializeDoc(form.domDocument));
str.FlateCompress(writer.CompressionLevel);
PdfIndirectReference refe = writer.AddToBody(str).IndirectReference;
af.Put(PdfName.XFA, refe);
}
public static Hashtable GetNamedDestination(PdfReader reader, bool fromNames)
{
IntHashtable pages = new IntHashtable();
int numPages = reader.NumberOfPages;
for (int k = 1; k <= numPages; ++k)
{
pages[reader.GetPageOrigRef(k).Number] = k;
}
Hashtable names = fromNames ? reader.GetNamedDestinationFromNames() : reader.GetNamedDestinationFromStrings();
string[] keys = new string[names.Count];
names.Keys.CopyTo(keys, 0);
foreach (string name in keys)
{
PdfArray arr = (PdfArray)names[name];
StringBuilder s = new StringBuilder();
try
{
s.Append(pages[(arr.GetAsIndirectObject(0)).Number]);
s.Append(' ').Append(arr[1].ToString().Substring(1));
for (int k = 2; k < arr.Size; ++k)
{
s.Append(' ').Append(arr[k]);
}
names[name] = s.ToString();
}
catch
{
names.Remove(name);
}
}
return(names);
}
virtual public int GetDestinationPage()
{
if (!IsInternal())
{
return(0);
}
// here destination is something like
// [132 0 R, /XYZ, 29.3898, 731.864502, null]
PdfIndirectReference refi = destination.GetAsIndirectObject(0);
PRIndirectReference pr = (PRIndirectReference)refi;
PdfReader r = pr.Reader;
for (int i = 1; i <= r.NumberOfPages; i++)
{
PRIndirectReference pp = r.GetPageOrigRef(i);
if (pp.Generation == pr.Generation && pp.Number == pr.Number)
{
return(i);
}
}
throw new ArgumentException(MessageLocalization.GetComposedMessage("page.not.found"));
}
public int GetDestinationPage()
{
if (!IsInternal())
{
return(0);
}
// here destination is something like
// [132 0 R, /XYZ, 29.3898, 731.864502, null]
PdfIndirectReference refi = _destination.GetAsIndirectObject(0);
PrIndirectReference pr = (PrIndirectReference)refi;
PdfReader r = pr.Reader;
for (int i = 1; i <= r.NumberOfPages; i++)
{
PrIndirectReference pp = r.GetPageOrigRef(i);
if (pp.Generation == pr.Generation && pp.Number == pr.Number)
{
return(i);
}
}
throw new ArgumentException("Page not found.");
}
