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public class PDFCreator
{
public PDFCreator() { }
public static void ConvertHtmlToPDF(string uri)
{
System.Web.HttpResponse Response = System.Web.HttpContext.Current.Response;
try
{
// create an API client instance -
pdfcrowd.Client client = new pdfcrowd.Client("UNAME", "API_CODE");
client.setHorizontalMargin(0);
client.setVerticalMargin(0);
client.setPageWidth("8.5in");
client.setPageHeight("11.0in");
int partNum = 1;
FileStream StreamPart1 = new FileStream("../documents/catalog/part" + partNum.ToString() + ".pdf", FileMode.CreateNew);
client.convertURI(uri + "?start_page=1", StreamPart1);
StreamPart1.Close();
partNum++;
FileStream StreamPart2 = new FileStream("../documents/catalog/part" + partNum.ToString() + ".pdf", FileMode.CreateNew);
client.convertURI(uri + "?start_page=27", StreamPart2);
StreamPart2.Close();
partNum++;
FileStream StreamPart3 = new FileStream(../documents/catalog/part" + partNum.ToString() + ".pdf", FileMode.CreateNew);
client.convertURI(uri + "?start_page=53", StreamPart3);
StreamPart3.Close();
partNum++;
FileStream StreamPart4 = new FileStream("../documents/catalog/part" + partNum.ToString() + ".pdf", FileMode.CreateNew);
client.convertURI(uri + "?start_page=79", StreamPart4);
StreamPart4.Close();
partNum++;
FileStream StreamPart5 = new FileStream("../documents/catalog/part" + partNum.ToString() + ".pdf", FileMode.CreateNew);
client.convertURI(uri + "?start_page=105", StreamPart5);
StreamPart5.Close();
}
catch (pdfcrowd.Error why)
{
Response.Write(why.ToString());
}
}
}
public class AptaCatalog
{
public AptaCatalog()
{
}
public static void CreateCatalogFromParts()
{
string destination_file = ".../documents/catalog/catalog.pdf";
string[] source_files = new string[5] { ".../documents/catalog/part1.pdf",
".../documents/catalog/part2.pdf",
".../documents/catalog/part3.pdf",
".../documents/catalog/part4.pdf",
".../documents/catalog/part5.pdf"};
MergeFiles(destination_file, source_files);
AppendPageNumbers();
}
public static void MergeFiles(string destinationFile, string[] sourceFiles)
{
try
{
int f = 0;
String outFile = destinationFile;
Document document = null;
PdfCopy writer = null;
while (f < sourceFiles.Length)
{
// Create a reader for a certain document
PdfReader reader = new PdfReader(sourceFiles[f]);
// Retrieve the total number of pages
int n = reader.NumberOfPages;
//Trace.WriteLine("There are " + n + " pages in " + sourceFiles[f]);
if (f == 0)
{
// Step 1: Creation of a document-object
document = new Document(reader.GetPageSizeWithRotation(1));
// Step 2: Create a writer that listens to the document
writer = new PdfCopy(document, new FileStream(outFile, FileMode.Create));
// Step 3: Open the document
document.Open();
}
// Step 4: Add content
PdfImportedPage page;
for (int i = 0; i < n; )
{
++i;
page = writer.GetImportedPage(reader, i);
writer.AddPage(page);
}
PRAcroForm form = reader.AcroForm;
if (form != null)
writer.CopyAcroForm(reader);
f++;
}
// Step 5: Close the document
document.Close();
}
catch (Exception)
{
//handle exception
}
}
public static void AppendPageNumbers()
{
PdfReader reader1 = new PdfReader(".../documents/catalog/catalog.pdf");
PdfStamper stamper = new PdfStamper(reader1, new FileStream(".../documents/catalog/Aptagen_AptamerCatalog_" + DateTime.Now.Year.ToString() + ".pdf", FileMode.Create));
BaseFont font = BaseFont.CreateFont(BaseFont.TIMES_ROMAN, BaseFont.CP1252, false); // Helvetica, WinAnsiEncoding
for (int i = 0; i < reader1.NumberOfPages; ++i)
{
if (i != 0)
{
PdfContentByte overContent = stamper.GetOverContent(i + 1);
overContent.SaveState();
overContent.BeginText();
overContent.SetFontAndSize(font, 10.0f);
overContent.SetTextMatrix(270, 15);
overContent.ShowText("Page " + (i + 1) + " of " + reader1.NumberOfPages.ToString());
overContent.EndText();
overContent.RestoreState();
}
}
stamper.Close();
File.Delete(".../documents/catalog/catalog.pdf");
}
}