internal ByteStore(PRStream str)
{
md5 = new MD5CryptoServiceProvider();
ByteBuffer bb = new ByteBuffer();
int level = 100;
SerObject(str, level, bb);
this.b = bb.ToByteArray();
md5 = null;
}
/**
* Translate a PRStream to a PdfStream. The data part copies itself.
*/
protected PdfStream CopyStream(PRStream inp)
{
PRStream outp = new PRStream(inp, null);
foreach (PdfName key in inp.Keys)
{
PdfObject value = inp.Get(key);
outp.Put(key, CopyObject(value));
}
return(outp);
}
/**
* Gets the content stream of a page as a PdfStream object.
* @param pageNumber the page of which you want the stream
* @param compressionLevel the compression level you want to apply to the stream
* @return a PdfStream object
* @since 2.1.3 (the method already existed without param compressionLevel)
*/
internal PdfStream GetFormXObject(int pageNumber, int compressionLevel)
{
PdfDictionary page = reader.GetPageNRelease(pageNumber);
PdfObject contents = PdfReader.GetPdfObjectRelease(page.Get(PdfName.CONTENTS));
PdfDictionary dic = new PdfDictionary();
byte[] bout = null;
if (contents != null)
{
if (contents.IsStream())
{
dic.Merge((PRStream)contents);
}
else
{
bout = reader.GetPageContent(pageNumber, file);
}
}
else
{
bout = new byte[0];
}
dic.Put(PdfName.RESOURCES, PdfReader.GetPdfObjectRelease(page.Get(PdfName.RESOURCES)));
dic.Put(PdfName.TYPE, PdfName.XOBJECT);
dic.Put(PdfName.SUBTYPE, PdfName.FORM);
PdfImportedPage impPage = (PdfImportedPage)importedPages[pageNumber];
dic.Put(PdfName.BBOX, new PdfRectangle(impPage.BoundingBox));
PdfArray matrix = impPage.Matrix;
if (matrix == null)
{
dic.Put(PdfName.MATRIX, IDENTITYMATRIX);
}
else
{
dic.Put(PdfName.MATRIX, matrix);
}
dic.Put(PdfName.FORMTYPE, ONE);
PRStream stream;
if (bout == null)
{
stream = new PRStream((PRStream)contents, dic);
}
else
{
stream = new PRStream(reader, bout);
stream.Merge(dic);
}
return(stream);
}
public PRStream(PRStream stream, PdfDictionary newDic)
{
reader = stream.reader;
offset = stream.offset;
length = stream.Length;
compressed = stream.compressed;
compressionLevel = stream.compressionLevel;
streamBytes = stream.streamBytes;
bytes = stream.bytes;
objNum = stream.objNum;
objGen = stream.objGen;
if (newDic != null)
{
Merge(newDic);
}
else
{
Merge(stream);
}
}
public PRStream(PRStream stream, PdfDictionary newDic, PdfReader reader) : this(stream, newDic)
{
this.reader = reader;
}
