/**
* Processes a properly tagged PDF form.
* @param reader the PdfReader instance holding the PDF
* @throws IOException
* @throws DocumentException
*/
virtual public void Process(PdfReader reader, Stream os) {
int n = reader.NumberOfPages;
// getting the root dictionary
PdfDictionary catalog = reader.Catalog;
// flattening means: remove AcroForm
catalog.Remove(PdfName.ACROFORM);
// read the structure and create a parser
StructureItems items = new StructureItems(reader);
MCParser parser = new MCParser(items);
// loop over all pages
for(int i = 1; i <= n; i++) {
// make one stream of a content stream array
reader.SetPageContent(i, reader.GetPageContent(i));
// parse page
parser.Parse(reader.GetPageN(i), reader.GetPageOrigRef(i));
}
reader.RemoveUnusedObjects();
// create flattened file
PdfStamper stamper = new PdfStamper(reader, os);
items.WriteParentTree(stamper.Writer);
stamper.Close();
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.mc.MCParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral opr, IList<PdfObject> operands) {
parser.PrintTextOperator(opr, operands);
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.mc.MCParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral opr, IList<PdfObject> operands) {
IList<PdfObject> list = new List<PdfObject>();
list.Add(TSTAR);
parser.PrintTextOperator(MCParser.TSTAR, list);
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.mc.MCParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral opr, IList<PdfObject> operands) {
LOGGER.Debug("BT: begin text on hold");
parser.SetInText(true);
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.mc.MCParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral opr, IList<PdfObject> operands) {
LOGGER.Debug("ET: end text block");
parser.SetInText(false);
parser.PrintOperator(opr, operands);
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.mc.MCParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral operatora, IList<PdfObject> operands) {
if (operands[0].IsName())
parser.DealWithXObj((PdfName)operands[0]);
parser.PrintOperator(operatora, operands);
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.ocg.OCGParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral opr, IList<PdfObject> operands) {
if(operands[1].IsDictionary()) {
PdfDictionary dict = (PdfDictionary)operands[1];
parser.DealWithMcid(dict.GetAsNumber(PdfName.MCID));
}
parser.PrintOperator(opr, operands);
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.mc.MCParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral opr, IList <PdfObject> operands)
{
parser.PrintTextOperator(opr, operands);
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.mc.MCParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral opr, IList <PdfObject> operands)
{
LOGGER.Debug("ET: end text block");
parser.SetInText(false);
parser.PrintOperator(opr, operands);
}
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.mc.MCParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
virtual public void Process(MCParser parser, PdfLiteral opr, IList <PdfObject> operands)
{
LOGGER.Debug("BT: begin text on hold");
parser.SetInText(true);
}
