public bool ExtractAllTextFromDwg(string inPdfFileName, string outTxtFileName, out string err)
{
bool result = false;
string annotType = "";
string contents = "";
err = "";
try
{
if (isLibraryLoaded == false)
{
result = LoadPDFLib();
if (result == false)
{
return(result);
}
}
int docId = pdfLib.LoadFromFile(inPdfFileName, "");
if (docId == 0) //failed
{
err += pdfLib.LastErrorCode();
return(false);
}
pdfLib.SelectDocument(docId);
for (int pageNo = 1; pageNo <= pdfLib.PageCount(); ++pageNo) //Model contains no text
{
pdfLib.SelectPage(pageNo);
for (int i = 1; i < pdfLib.AnnotationCount(); ++i)
{
annotType = pdfLib.GetAnnotStrProperty(i, 101);
if (annotType.Equals("Square"))
{
contents += pdfLib.GetAnnotStrProperty(i, 102) + "\n"; //102 = contents
}
}
}
if (!string.IsNullOrWhiteSpace(contents))
{
File.WriteAllText(outTxtFileName, contents);
}
}
catch (Exception ex)
{
err += ex.Message + "\n";
err += pdfLib.LastErrorCode();
}
return(result);
}
public static void Main()
{
// This example uses the DLL edition of Quick PDF Library
// Create an instance of the class and give it the path to the DLL
PDFLibrary QP = new PDFLibrary("QuickPDFDLL0718.dll");
// Check if the DLL was loaded successfully
if (QP.LibraryLoaded())
{
// Insert license key here / Check the license key
if (QP.UnlockKey("...") == 1)
{
QP.LoadFromFile(@"C:\Program Files\Quick PDF Library\DLL\GettingStarted.pdf");
int iPageCount = QP.PageCount();
int PageNumber = 1;
int MatchesFound = 0;
while (PageNumber <= iPageCount)
{
QP.SelectPage(PageNumber);
string PageText = QP.GetPageText(3);
using (StreamWriter TempFile = new StreamWriter(QP.GetTempPath() + "temp" + PageNumber + ".txt"))
{
TempFile.Write(PageText);
}
string[] lines = File.ReadAllLines(QP.GetTempPath() + "temp" + PageNumber + ".txt");
string[][] grid = new string[lines.Length][];
for (int i = 0; i < lines.Length; i++)
{
grid[i] = lines[i].Split(',');
}
foreach (string[] line in grid)
{
string FindMatch = line[11];
// Update this string to the word that you're searching for.
// It can be one or more words (i.e. "sunday" or "last sunday".
if (FindMatch.Contains("characters"))
{
Console.WriteLine("Success! Word match found on page: " + PageNumber);
MatchesFound++;
}
}
PageNumber++;
}
if (MatchesFound == 0)
{
Console.WriteLine("Sorry! No matches found.");
}
else
{
Console.WriteLine();
Console.WriteLine("Total: " + MatchesFound + " matches found!");
}
Console.ReadLine();
}
}
}