public void Load(string path)
{
this.path=path;
PdfFile pf=new PdfFile(File.OpenRead(path));
pf.ProgressEvent+=new ProgressDelegate(pf_ProgressEvent);
pf.Load();
this.MaxPage=pf.PageCount;
}
public void Add(Stream PdfInputStream, int[] PageNumbers)
{
PdfFile pf = new PdfFile(PdfInputStream);
pf.ProgressEvent+=new ProgressDelegate(pf_ProgressEvent);
pf.Load();
PdfSplitter ps = new PdfSplitter();
ps.ProgressEvent+=new ProgressDelegate(pf_ProgressEvent);
ps.Load(pf, PageNumbers, this.number);
this.Add(ps);
}
internal static PdfFileObject Create(PdfFile PdfFile, int number, long address)
{
PdfFileObject pfo = new PdfFileObject();
pfo.PdfFile = PdfFile;
pfo.number = number;
pfo.address = address;
pfo.GetLenght(PdfFile);
pfo.LoadText();
if (pfo.Type == PdfObjectType.Stream)
{
pfo = new PdfFileStreamObject(pfo);
}
pfo.filterEval = new MatchEvaluator(pfo.FilterEval);
return(pfo);
}
internal void Load(PdfFile PdfFile,int[] PageNumbers, int startNumber)
{
this.PdfFile = PdfFile;
this.pageNumbers = new ArrayList();
this.sObjects = new Hashtable();
int part=0;
int total=PageNumbers.Length;
foreach (int PageNumber in PageNumbers)
{
this.ProgressEvent(part,total);
PdfFileObject page = PdfFile.PageList[PageNumber] as PdfFileObject;
page.PopulateRelatedObjects(PdfFile, this.sObjects);
this.pageNumbers.Add(page.number);
part++;
}
this.transHash = this.CalcTransHash(startNumber);
foreach (PdfFileObject pfo in this.sObjects.Values)
{
pfo.Transform(transHash);
}
}
internal void Load(PdfFile PdfFile, int[] PageNumbers, int startNumber)
{
this.PdfFile = PdfFile;
this.pageNumbers = new ArrayList();
this.sObjects = new Hashtable();
int part = 0;
int total = PageNumbers.Length;
foreach (int PageNumber in PageNumbers)
{
this.ProgressEvent(part, total);
PdfFileObject page = PdfFile.PageList[PageNumber] as PdfFileObject;
page.PopulateRelatedObjects(PdfFile, this.sObjects);
this.pageNumbers.Add(page.number);
part++;
}
this.transHash = this.CalcTransHash(startNumber);
foreach (PdfFileObject pfo in this.sObjects.Values)
{
pfo.Transform(transHash);
}
}
internal void PopulateRelatedObjects(PdfFile PdfFile, Hashtable container)
{
if (!container.ContainsKey(this.number))
{
container.Add(this.number, this);
Match m = Regex.Match(this.text, @"(?'parent'(/Parent)*)\s*(?'id'\d+) 0 R[^G]", RegexOptions.ExplicitCapture);
while (m.Success)
{
int num = int.Parse(m.Groups["id"].Value);
bool notparent = m.Groups["parent"].Length == 0;
if (notparent & !container.Contains(num))
{
PdfFileObject pfo = PdfFile.LoadObject(num);
if (pfo != null & !container.Contains(pfo.number))
{
pfo.PopulateRelatedObjects(PdfFile, container);
}
}
m = m.NextMatch();
}
}
}
private void GetLenght(PdfFile PdfFile)
{
Stream stream = PdfFile.memory;
stream.Seek(this.address, SeekOrigin.Begin);
Match m = Regex.Match("", @"endobj\s*");
int b = 0;
this.length = 0;
string word = "";
while (b != -1)
{
b = stream.ReadByte();
this.length++;
if (b > 97 && b < 112)
{
char c = (char)b;
word += c;
if (word == "endobj")
{
b = -1;
}
}
else
{
word = "";
}
}
char c2 = (char)stream.ReadByte();
while (Regex.IsMatch(c2.ToString(), @"\s"))
{
this.length++;
c2 = (char)stream.ReadByte();
}
}
internal static PdfFileObject Create(PdfFile PdfFile, int number, long address)
{
PdfFileObject pfo = new PdfFileObject();
pfo.PdfFile = PdfFile;
pfo.number = number;
pfo.address = address;
pfo.GetLenght(PdfFile);
pfo.LoadText();
if (pfo.Type == PdfObjectType.Stream)
{
pfo = new PdfFileStreamObject(pfo);
}
pfo.filterEval=new MatchEvaluator(pfo.FilterEval);
return pfo;
}
private void GetLenght(PdfFile PdfFile)
{
Stream stream = PdfFile.memory;
stream.Seek(this.address, SeekOrigin.Begin);
Match m = Regex.Match("", @"endobj\s*");
int b = 0;
this.length = 0;
string word = "";
while (b != -1)
{
b = stream.ReadByte();
this.length++;
if (b > 97 && b < 112)
{
char c = (char)b;
word += c;
if (word == "endobj")
b = -1;
}
else
{
word = "";
}
}
char c2 = (char)stream.ReadByte();
while (Regex.IsMatch(c2.ToString(), @"\s"))
{
this.length++;
c2 = (char)stream.ReadByte();
}
}
internal void PopulateRelatedObjects(PdfFile PdfFile,Hashtable container)
{
if (!container.ContainsKey(this.number))
{
container.Add(this.number, this);
Match m = Regex.Match(this.text, @"(?'parent'(/Parent)*)\s*(?'id'\d+) 0 R[^G]", RegexOptions.ExplicitCapture);
while (m.Success)
{
int num = int.Parse(m.Groups["id"].Value);
bool notparent = m.Groups["parent"].Length == 0;
if (notparent & !container.Contains(num))
{
PdfFileObject pfo = PdfFile.LoadObject(num);
if (pfo != null & !container.Contains(pfo.number))
{
pfo.PopulateRelatedObjects(PdfFile, container);
}
}
m = m.NextMatch();
}
}
}
