static void PdfSharpTest()
{
PdfSharp.Pdf.PdfDocument pdfDocument = PdfSharp.Pdf.IO.PdfReader.Open(@"C:\MERCURY\flyer.pdf", PdfSharp.Pdf.IO.PdfDocumentOpenMode.ReadOnly);
foreach (PdfSharp.Pdf.PdfPage currentPage in pdfDocument.Pages)
{
System.Diagnostics.Debug.WriteLine("[Page] " + currentPage.Reference.ToString());
PdfSharpTestParsePage(currentPage);
// PdfSharpTextParseElements (currentPage.Elements);
foreach (PdfSharp.Pdf.PdfItem currentItem in currentPage.Contents)
{
if (currentItem is PdfSharp.Pdf.Advanced.PdfReference)
{
PdfSharp.Pdf.Advanced.PdfReference currentReference = currentItem as PdfSharp.Pdf.Advanced.PdfReference;
PdfSharpTestParseReference(currentReference);
}
else
{
System.Diagnostics.Debug.WriteLine("[Page Item] " + currentItem.ToString());
}
}
}
return;
}
static void PdfSharpTestParseElements(PdfSharp.Pdf.PdfDictionary.DictionaryElements elements)
{
foreach (String currentElementKey in elements.Keys)
{
System.Diagnostics.Debug.WriteLine("[Element:" + currentElementKey + "] " + elements[currentElementKey].ToString());
System.Diagnostics.Debug.WriteLine("[Element:" + currentElementKey + "] " + elements[currentElementKey].GetType().ToString());
if (currentElementKey == "/Resources")
{
PdfSharpTestParseResources(elements[currentElementKey] as PdfSharp.Pdf.PdfDictionary);
}
switch (elements[currentElementKey].GetType().ToString())
{
case "PdfSharp.Pdf.Advanced.PdfReference":
PdfSharp.Pdf.Advanced.PdfReference reference = elements[currentElementKey] as PdfSharp.Pdf.Advanced.PdfReference;
PdfSharpTestParseReference(reference);
break;
}
}
return;
}
static void PdfSharpTestParseReference(PdfSharp.Pdf.Advanced.PdfReference reference)
{
if (reference == null)
{
return;
}
switch (reference.Value.GetType().ToString())
{
case "PdfSharp.Pdf.Advanced.PdfContent":
PdfSharp.Pdf.Advanced.PdfContent pdfContent = reference.Value as PdfSharp.Pdf.Advanced.PdfContent;
String content = System.Text.ASCIIEncoding.ASCII.GetString(pdfContent.Stream.Value);
foreach (String currentCommand in content.Split('\n'))
{
System.Diagnostics.Debug.WriteLine("Command: " + currentCommand);
}
break;
case "PdfSharp.Pdf.PdfDictionary":
PdfSharp.Pdf.PdfDictionary dictionary = reference.Value as PdfSharp.Pdf.PdfDictionary;
PdfSharpTestParseDictionary(dictionary);
break;
case "PdfSharp.Pdf.PdfPage":
PdfSharp.Pdf.PdfPage pdfPage = reference.Value as PdfSharp.Pdf.PdfPage;
break;
default:
System.Diagnostics.Debug.WriteLine("[REFERENCE PARSE UNKNOWN TYPE] " + reference.Value.GetType().ToString());
break;
}
return;
}
static void PdfSharpTestParsePage(PdfSharp.Pdf.PdfPage page)
{
foreach (String currentPageElementKey in page.Elements.Keys)
{
System.Diagnostics.Debug.WriteLine("[Page Element:" + currentPageElementKey + "] " + page.Elements [currentPageElementKey].ToString());
}
PdfSharp.Pdf.PdfDictionary pageResources = page.Elements.GetDictionary("/Resources");
if (pageResources != null)
{
PdfSharp.Pdf.PdfDictionary pageObjects = pageResources.Elements.GetDictionary("/XObject");
}
PdfSharp.Pdf.PdfDictionary pageFonts = pageResources.Elements.GetDictionary("/Font");
foreach (String currentElementKey in pageFonts.Elements.Keys)
{
System.Diagnostics.Debug.WriteLine("[FONT:" + currentElementKey + "]");
PdfSharp.Pdf.Advanced.PdfReference fontReference = pageFonts.Elements[currentElementKey] as PdfSharp.Pdf.Advanced.PdfReference;
PdfSharp.Pdf.PdfDictionary fontDictionary = fontReference.Value as PdfSharp.Pdf.PdfDictionary;
foreach (String fontElementKey in fontDictionary.Elements.Keys)
{
String propertyName = fontElementKey;
String propertyValue = fontDictionary.Elements [fontElementKey].ToString();
System.Diagnostics.Debug.WriteLine("[FONT:" + currentElementKey + "] | [" + propertyName + ":" + propertyValue + "]");
if (propertyName == "/FontDescriptor")
{
Int32 fontDescriptorObjectId = Convert.ToInt32(propertyValue.Split(' ')[0]);
PdfSharp.Pdf.PdfObject fontDescriptor = PdfSharpGetItem(page.Owner, fontDescriptorObjectId);
System.Diagnostics.Debug.WriteLine("DESCRIPTOR (BEGIN)");
foreach (String descriptorElementKey in (fontDescriptor as PdfSharp.Pdf.PdfDictionary).Elements.Keys)
{
propertyName = descriptorElementKey;
propertyValue = (fontDescriptor as PdfSharp.Pdf.PdfDictionary).Elements[descriptorElementKey].ToString();
System.Diagnostics.Debug.WriteLine("[FONT:" + currentElementKey + "] | [" + propertyName + ":" + propertyValue + "]");
}
System.Diagnostics.Debug.WriteLine("DESCRIPTOR ( END )");
}
}
}
return;
}
