VAR/VAR.PdfTools
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FrmPdfInfo: Changes to ease information showing

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Valeriano A.R.
2016-06-19 15:29:05 +02:00
parent 8ffa5db9f1
commit 95d748be48
1 changed files with 12 additions and 27 deletions
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39
VAR.PdfTools.Workbench/FrmPdfInfo.cs
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@@ -1,11 +1,7 @@
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace VAR.PdfTools.Workbench
@@ -49,31 +45,20 @@ namespace VAR.PdfTools.Workbench
PdfDocument doc = PdfDocument.Load(txtPdfPath.Text);
int nObjects = doc.Objects.Count;
List<PdfStream> streams = doc.Objects.Where(obj => obj.Data.Type == PdfElementTypes.Stream).Select(obj => (PdfStream)obj.Data).ToList();
int nStreams = streams.Count;
List<PdfStream> streamsWithFilters = streams
.Where(stream => stream.Dictionary.Values.ContainsKey("Filter"))
List<PdfStream> streams = doc.Objects
.Where(obj => obj.Data.Type == PdfElementTypes.Stream)
.Select(obj => (PdfStream)obj.Data)
.ToList();
var streamFilters = new List<string>();
foreach(PdfStream stream in streamsWithFilters)
{
IPdfElement filter = stream.Dictionary.Values["Filter"];
if (filter is PdfArray)
{
filter = ((PdfArray)filter).Values[0];
}
if (filter is PdfName)
{
streamFilters.Add(((PdfName)filter).Value);
}
}
int nStreams = streams.Count;
int nPages = doc.Pages.Count;
txtOutput.Lines = new string[]
{
string.Format("Number of Objects: {0}", nObjects),
string.Format("Number of Streams: {0}", nStreams),
string.Format("Unsuported Stream Filters: {0}", string.Join(", ", streamFilters.Distinct().ToArray())),
};
List<string> lines = new List<string>();
lines.Add(string.Format("Filename : {0}", System.IO.Path.GetFileNameWithoutExtension(txtPdfPath.Text)));
lines.Add(string.Format("Number of Objects : {0}", nObjects));
lines.Add(string.Format("Number of Streams : {0}", nStreams));
lines.Add(string.Format("Number of Pages : {0}", nPages));
txtOutput.Lines = lines.ToArray();
}