public virtual void CopyPagesWithOCGSameObject()
{
byte[] docBytes;
using (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
using (PdfDocument document = new PdfDocument(new PdfWriter(outputStream))) {
PdfPage page = document.AddNewPage();
PdfResources pdfResource = page.GetResources();
PdfDictionary ocg = new PdfDictionary();
ocg.Put(PdfName.Type, PdfName.OCG);
ocg.Put(PdfName.Name, new PdfString("name1"));
ocg.MakeIndirect(document);
pdfResource.AddProperties(ocg);
PdfPage page2 = document.AddNewPage();
PdfResources pdfResource2 = page2.GetResources();
pdfResource2.AddProperties(ocg);
document.GetCatalog().GetOCProperties(true);
}
docBytes = outputStream.ToArray();
}
using (PdfDocument outDocument = new PdfDocument(new PdfWriter(new ByteArrayOutputStream()))) {
using (PdfDocument fromDocument = new PdfDocument(new PdfReader(new MemoryStream(docBytes)))) {
fromDocument.CopyPagesTo(1, fromDocument.GetNumberOfPages(), outDocument);
}
IList <String> layerNames = new List <String>();
layerNames.Add("name1");
PdfDocumentUnitTest.AssertLayerNames(outDocument, layerNames);
}
}
private static byte[] InitDocument(IList <String> names)
{
using (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
using (PdfDocument document = new PdfDocument(new PdfWriter(outputStream))) {
PdfPage page = document.AddNewPage();
PdfResources pdfResource = page.GetResources();
foreach (String name in names)
{
PdfDictionary ocg = new PdfDictionary();
ocg.Put(PdfName.Type, PdfName.OCG);
ocg.Put(PdfName.Name, new PdfString(name));
ocg.MakeIndirect(document);
pdfResource.AddProperties(ocg);
}
document.GetCatalog().GetOCProperties(true);
}
return(outputStream.ToArray());
}
}
public virtual void CopyPagesFlushedResources()
{
byte[] docBytes;
using (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
using (PdfDocument document = new PdfDocument(new PdfWriter(outputStream))) {
PdfPage page = document.AddNewPage();
PdfResources pdfResource = page.GetResources();
PdfDictionary ocg = new PdfDictionary();
ocg.Put(PdfName.Type, PdfName.OCG);
ocg.Put(PdfName.Name, new PdfString("name1"));
ocg.MakeIndirect(document);
pdfResource.AddProperties(ocg);
pdfResource.MakeIndirect(document);
PdfPage page2 = document.AddNewPage();
page2.SetResources(pdfResource);
document.GetCatalog().GetOCProperties(true);
}
docBytes = outputStream.ToArray();
}
PdfWriter writer = new PdfWriter(new ByteArrayOutputStream());
using (PdfDocument outDocument = new PdfDocument(writer)) {
using (PdfDocument fromDocument = new PdfDocument(new PdfReader(new MemoryStream(docBytes)))) {
fromDocument.CopyPagesTo(1, 1, outDocument);
IList <String> layerNames = new List <String>();
layerNames.Add("name1");
PdfDocumentUnitTest.AssertLayerNames(outDocument, layerNames);
outDocument.FlushCopiedObjects(fromDocument);
fromDocument.CopyPagesTo(2, 2, outDocument);
NUnit.Framework.Assert.IsNotNull(outDocument.GetCatalog());
PdfOCProperties ocProperties = outDocument.GetCatalog().GetOCProperties(false);
NUnit.Framework.Assert.IsNotNull(ocProperties);
NUnit.Framework.Assert.AreEqual(1, ocProperties.GetLayers().Count);
PdfLayer layer = ocProperties.GetLayers()[0];
NUnit.Framework.Assert.IsTrue(layer.GetPdfObject().IsFlushed());
}
}
}
