private void mnuSaveStream_Click(object sender, EventArgs e)
{
var trg = tvPdfDoc.SelectedNode;
if (trg == null || trg.Tag == null || key_ == 0)
{
return;
}
var idx = (trg.Tag as ObjInfo).idx_;
var stmlen = PdfAnal.analObjStream(key_, idx);
if (stmlen == 0)
{
return;
}
var stmbuf = new byte[stmlen];
PdfAnal.getBuff(key_, stmbuf);
var sfd = new SaveFileDialog();
sfd.FileName = Path.GetFileNameWithoutExtension(fname_) + "_obj" + idx.ToString() + ".txt";
if (sfd.ShowDialog() != System.Windows.Forms.DialogResult.OK)
{
return;
}
using (var fs = new FileStream(sfd.FileName, FileMode.Create, FileAccess.Write)) {
fs.Write(stmbuf, 0, stmbuf.Length);
}
}
private void mnuOpen_Click(object sender, EventArgs e)
{
var ofn = new OpenFileDialog();
ofn.Filter = "PDF Document(*.pdf)|*.pdf";
if (ofn.ShowDialog() != System.Windows.Forms.DialogResult.OK)
{
return;
}
if (key_ != 0)
{
PdfAnal.closeDocument(key_);
GC.Collect();
key_ = 0;
tvPdfDoc.Nodes.Clear();
}
fname_ = ofn.FileName;
this.Text = fname_;
key_ = PdfAnal.getPdfDocument(ofn.FileName);
//MessageBox.Show(key_.ToString());
Debug.Write(key_.ToString());
if (key_ == 0)
{
return;
}
//var len = PdfAnal.analDocument(key_);
var len = PdfAnal.analPages(key_);
//MessageBox.Show(len.ToString());
var buff = new byte[len]; //new StringBuilder((int)len);
PdfAnal.getBuff(key_, buff);
var docstr = Encoding.UTF8.GetString(buff);
var jsr = new Newtonsoft.Json.JsonReader(new StringReader(docstr));
var js = new Newtonsoft.Json.JsonSerializer();
var jsroot = js.Deserialize(jsr);
//Action<Object, string, TreeView, TreeNode, bool> jsoFunc = null;
int lvl = 0;
tvPdfDoc.Update();
jsoFunc(jsroot, "", tvPdfDoc, null, false, lvl);
tvPdfDoc.EndUpdate();
}
private void tvPdfDoc_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
{
if (e.Node.Tag == null || key_ == 0)
{
return;
}
txtStream.Text = string.Empty;
var idxObj = e.Node.Tag as ObjInfo;
var idx = -1;
if (idxObj != null && idxObj.idx_ >= 0)
{
idx = idxObj.idx_;
}
else if (chkRefResolve.Checked && idxObj.pdfObj_ != null && idxObj.pdfObj_.ContainsKey("$Type") && idxObj.refresolve_ == false)
{
// resolve obj ref;
var objnum = Convert.ToInt32(idxObj.pdfObj_["num"]);
idxObj.idx_ = objnum;
var len = PdfAnal.analObject(key_, objnum);
var buff = new byte[len]; //new StringBuilder((int)len);
PdfAnal.getBuff(key_, buff);
var docstr = Encoding.UTF8.GetString(buff);
var jsr = new Newtonsoft.Json.JsonReader(new StringReader(docstr));
var js = new Newtonsoft.Json.JsonSerializer();
var jsroot = js.Deserialize(jsr);
e.Node.Nodes.Clear();
jsoFunc(jsroot, "", null, e.Node, false, 10); // 10は適当
e.Node.Text = string.Format("{0} ({1} 0 R)", e.Node.Text, objnum);
}
else
{
return;
}
var stmlen = PdfAnal.analObjStream(key_, idx);
if (stmlen == 0)
{
return;
}
var stmbuf = new byte[stmlen];
PdfAnal.getBuff(key_, stmbuf);
var tmpPath = Path.Combine(Path.GetTempPath(), "pdfanl.tmp");
using (var tmp = new FileStream(tmpPath, FileMode.Create, FileAccess.Write)) {
tmp.Write(stmbuf, 0, stmbuf.Length);
}
using (var tmp = new StreamReader(tmpPath)) {
var txtBuf = new StringBuilder();
while (true)
{
var line = tmp.ReadLine();
if (line == null || txtBuf.Length > (2 << 15))
{
break;
}
txtBuf.AppendLine(line);
}
txtStream.Text = txtBuf.ToString();
}
}