static void Main(string[] args)
{
PDFNet.Initialize();
// Relative path to the folder containing test files.
string input_path = "../../TestFiles/";
try
{
Console.WriteLine("-------------------------------------------------");
Console.WriteLine("Sample 1 - Extract text data from all pages in the document.");
// Open the test file
Console.WriteLine("Opening the input pdf...");
using (PDFDoc doc = new PDFDoc(input_path + "newsletter.pdf"))
using (ElementReader page_reader = new ElementReader())
{
doc.InitSecurityHandler();
PageIterator itr;
for (itr = doc.GetPageIterator(); itr.HasNext(); itr.Next()) // Read every page
{
page_reader.Begin(itr.Current());
ProcessElements(page_reader);
page_reader.End();
}
Console.WriteLine("Done.");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
static void Main(string[] args)
{
PDFNet.Initialize();
// Relative path to the folder containing test files.
string input_path = "../../TestFiles/";
string output_path = "../../TestFiles/Output/";
Console.WriteLine("_______________________________________________");
Console.WriteLine("Opening the input pdf...");
try // Test - Adjust the position of content within the page.
{
using (PDFDoc input_doc = new PDFDoc(input_path + "tiger.pdf"))
{
input_doc.InitSecurityHandler();
Page pg = input_doc.GetPage(1);
Rect media_box = pg.GetMediaBox();
media_box.x1 -= 200; // translate the page 200 units (1 uint = 1/72 inch)
media_box.x2 -= 200;
media_box.Update();
input_doc.Save(output_path + "tiger_shift.pdf", 0);
}
Console.WriteLine("Done. Result saved in tiger_shift...");
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
public void RunPdfTron(string input_path)
{
PDFNet.Initialize();
// string output_path = "../../../../TestFiles/Output/";
try
{
// Open the test file
PDFDoc doc = new PDFDoc(input_path);
doc.InitSecurityHandler();
PageIterator itr;
ElementReader page_reader = new ElementReader();
for (itr = doc.GetPageIterator(); itr.HasNext(); itr.Next()) // Read every page
{
int pageno = itr.GetPageNumber();
page_reader.Begin(itr.Current());
ProcessElements(page_reader);
page_reader.End();
}
page_reader.Dispose(); // Calling Dispose() on ElementReader/Writer/Builder can result in increased performance and lower memory consumption.
doc.Close();
}
catch (PDFNetException e)
{
ConsoleLog += e.Message;
}
PDFNet.Terminate();
}
static void Main(string[] args)
{
PDFNet.Initialize();
try
{
using (PDFDoc doc = new PDFDoc(input_path + "numbered.pdf"))
{
doc.InitSecurityHandler();
// An example of using SDF/Cos API to add any type of annotations.
AnnotationLowLevelAPI(doc);
doc.Save(output_path + "annotation_test1.pdf", SDFDoc.SaveOptions.e_linearized);
System.Console.WriteLine("Done. Results saved in annotation_test1.pdf");
// An example of using the high-level PDFNet API to read existing annotations,
// to edit existing annotations, and to create new annotation from scratch.
AnnotationHighLevelAPI(doc);
doc.Save(output_path + "annotation_test2.pdf", SDFDoc.SaveOptions.e_linearized);
System.Console.WriteLine("Done. Results saved in annotation_test2.pdf");
}
// an example of creating various annotations in a brand new document
using (PDFDoc doc1 = new PDFDoc())
{
CreateTestAnnots(doc1);
doc1.Save(output_path + "new_annot_test_api.pdf", SDFDoc.SaveOptions.e_linearized);
System.Console.WriteLine("Saved new_annot_test_api.pdf");
}
}
catch (PDFNetException e)
{
System.Console.WriteLine(e.Message);
}
}
/// <summary>
/// The following sample illustrates how to redact a PDF document using 'pdftron.PDF.Redactor'.
/// </summary>
static void Main(string[] args)
{
PDFNet.Initialize();
string input_path = "../../TestFiles/";
string output_path = "../../TestFiles/Output/";
try
{
ArrayList rarr = new ArrayList();
rarr.Add(new Redactor.Redaction(1, new Rect(100, 100, 550, 600), false, "Top Secret"));
rarr.Add(new Redactor.Redaction(2, new Rect(30, 30, 450, 450), true, "Negative Redaction"));
rarr.Add(new Redactor.Redaction(2, new Rect(0, 0, 100, 100), false, "Positive"));
rarr.Add(new Redactor.Redaction(2, new Rect(100, 100, 200, 200), false, "Positive"));
rarr.Add(new Redactor.Redaction(2, new Rect(300, 300, 400, 400), false, ""));
rarr.Add(new Redactor.Redaction(2, new Rect(500, 500, 600, 600), false, ""));
rarr.Add(new Redactor.Redaction(3, new Rect(0, 0, 700, 20), false, ""));
Redactor.Appearance app = new Redactor.Appearance();
app.RedactionOverlay = true;
app.Border = false;
app.ShowRedactedContentRegions = true;
Redact(input_path + "newsletter.pdf", output_path + "redacted.pdf", rarr, app);
Console.WriteLine("Done...");
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
/// <summary>
/// The main entry point for the application.
/// </summary>
static void Main(string[] args)
{
// The first step in every application using PDFNet is to initialize the
// library and set the path to common PDF resources. The library is usually
// initialized only once, but calling Initialize() multiple times is also fine.
PDFNet.Initialize();
PDFNet.AddResourceSearchPath("../../../../../Lib/");
if (!CADModule.IsModuleAvailable())
{
Console.WriteLine();
Console.WriteLine("Unable to run CAD2PDFTest: PDFTron SDK CAD module not available.");
Console.WriteLine("---------------------------------------------------------------");
Console.WriteLine("The CAD module is an optional add-on, available for download");
Console.WriteLine("at http://www.pdftron.com/. If you have already downloaded this");
Console.WriteLine("module, ensure that the SDK is able to find the required files");
Console.WriteLine("using the PDFNet::AddResourceSearchPath() function.");
Console.WriteLine();
}
// Relative path to the folder containing test files.
string input_path = "../../TestFiles/CAD/";
string output_path = "../../TestFiles/Output/";
string input_file_name = "construction drawings color-28.05.18.dwg";
string output_file_name = "construction drawings color-28.05.18.pdf";
if (args.Length != 0)
{
input_file_name = args[0];
output_file_name = input_file_name + ".pdf";
}
Console.WriteLine("Example cad:");
try
{
using (PDFDoc pdfdoc = new PDFDoc())
{
if (IsRVTFile(input_file_name))
{
CADConvertOptions opts = new CADConvertOptions();
opts.SetPageWidth(800);
opts.SetPageHeight(600);
opts.SetRasterDPI(150);
pdftron.PDF.Convert.FromCAD(pdfdoc, input_path + input_file_name, opts);
}
else
{
pdftron.PDF.Convert.FromCAD(pdfdoc, input_path + input_file_name, null);
}
pdfdoc.Save(output_path + output_file_name, SDFDoc.SaveOptions.e_remove_unused);
}
Console.WriteLine("Done.");
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
static void Main(string[] args)
{
// Initialize PDFNet before using any PDFTron related
// classes and methods (some exceptions can be found in API)
PDFNet.Initialize();
// Using PDFNet related classes and methods, must catch or throw PDFNetException
try
{
using (PDFDoc doc = new PDFDoc())
{
doc.InitSecurityHandler();
// An example of creating a new page and adding it to
// doc's sequence of pages
Page newPg = doc.PageCreate();
doc.PagePushBack(newPg);
// Save as a linearized file which is most popular
// and effective format for quick PDF Viewing.
doc.Save("linearized_output.pdf", SDFDoc.SaveOptions.e_linearized);
System.Console.WriteLine("Done. Results saved in linearized_output.pdf");
}
}
catch (PDFNetException e)
{
System.Console.WriteLine(e);
}
}
static void Main(string[] args)
{
PDFNet.Initialize();
// Create a PDF Package.
try
{
using (PDFDoc doc = new PDFDoc())
{
AddPackage(doc, input_path + "numbered.pdf", "My File 1");
AddPackage(doc, input_path + "newsletter.pdf", "My Newsletter...");
AddPackage(doc, input_path + "peppers.jpg", "An image");
AddCovePage(doc);
doc.Save(output_path + "package.pdf", SDFDoc.SaveOptions.e_linearized);
Console.WriteLine("Done.");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
// Extract parts from a PDF Package.
try
{
using (PDFDoc doc = new PDFDoc(output_path + "package.pdf"))
{
doc.InitSecurityHandler();
pdftron.SDF.NameTree files = NameTree.Find(doc, "EmbeddedFiles");
if (files.IsValid())
{
// Traverse the list of embedded files.
NameTreeIterator i = files.GetIterator();
for (int counter = 0; i.HasNext(); i.Next(), ++counter)
{
string entry_name = i.Key().GetAsPDFText();
Console.WriteLine("Part: {0}", entry_name);
FileSpec file_spec = new FileSpec(i.Value());
Filter stm = file_spec.GetFileData();
if (stm != null)
{
string fname = output_path + "extract_" + counter.ToString() + ".pdf";
stm.WriteToFile(fname, false);
}
}
}
}
Console.WriteLine("Done.");
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
public PdfTronForm()
{
InitializeComponent();
PDFNetLoader loader = PDFNetLoader.Instance();
PDFNet.SetTempPath("C:\\ProgramData\\ActivePDF\\DocConverter\\Watch Folders\\Default\\Temp");
PDFNet.Initialize();
HTML2PDF.SetModulePath(Environment.CurrentDirectory + "\\html2pdf.dll");
}
public PdfView()
{
this.InitializeComponent();
this.navigationHelper = new NavigationHelper(this);
PDFNet.Initialize();
pdfViewCtrl = new PDFViewCtrl();
PDFViewBorder.Child = pdfViewCtrl;
MyToolManager = new ToolManager(pdfViewCtrl);
}
static void Main(string[] args)
{
PDFNet.Initialize();
// Relative path to the folder containing test files.
string input_path = "../../TestFiles/";
string output_path = "../../TestFiles/Output/";
string input_filename = "newsletter.pdf";
string output_filename = "newsletter_edited.pdf";
try
{
Console.WriteLine("Opening the input file...");
using (PDFDoc doc = new PDFDoc(input_path + input_filename))
{
doc.InitSecurityHandler();
ElementWriter writer = new ElementWriter();
ElementReader reader = new ElementReader();
XSet visited = new XSet();
PageIterator itr = doc.GetPageIterator();
while (itr.HasNext())
{
try
{
Page page = itr.Current();
visited.Add(page.GetSDFObj().GetObjNum());
reader.Begin(page);
writer.Begin(page, ElementWriter.WriteMode.e_replacement, false, true, page.GetResourceDict());
ProcessElements(reader, writer, visited);
writer.End();
reader.End();
itr.Next();
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
doc.Save(output_path + output_filename, SDFDoc.SaveOptions.e_remove_unused);
Console.WriteLine("Done. Result saved in {0}...", output_filename);
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
//
// This method is invoked when the application has loaded and is ready to run. In this
// method you should instantiate the window, load the UI into it and then make the window
// visible.
//
// You have 17 seconds to return from this method, or iOS will terminate your application.
//
public override bool FinishedLaunching(UIApplication app, NSDictionary options)
{
global::Xamarin.Forms.Forms.Init();
CopyResToFiles();
PDFNet.Initialize("LICENSE_KEY");
Locator.CurrentMutable.RegisterConstant <ITextExtractor>(new PdfTronTextExtractor());
LoadApplication(new App());
return(base.FinishedLaunching(app, options));
}
public static Pdf Convert(string path, bool savePdfStructureAsXml = false, string xmlName = "pdf.xml")
{
PDFNet.Initialize();
using (var doc = new PDFDoc(path))
{
var result = new XDocument(new XElement("Pdf"));
for (int i = 1; i <= doc.GetPageCount(); i++)
{
var page = doc.GetPage(i);
using (var txt = new TextExtractor())
{
txt.Begin(page);
var text = txt.GetAsXML(TextExtractor.XMLOutputFlags.e_words_as_elements | TextExtractor.XMLOutputFlags.e_output_bbox);
//combine words within a line (we don't need their position)
var xml = XDocument.Load(new MemoryStream(Encoding.UTF8.GetBytes(text)));
var lines = xml.Root.DescendantsAndSelf().Where(s => s.Name == "Line").ToArray();
foreach (var line in lines)
{
var t = String.Join(" ", line.DescendantsAndSelf("Word").Select(s => s.Value));
line.RemoveNodes();
line.SetValue(t);
}
result.Root.Add(xml.Root);
}
}
//save the temporary xml just for debug purposes
if (savePdfStructureAsXml)
{
var destinationPath = Path.GetDirectoryName(path) + xmlName;
using (var writer = new XmlTextWriter(destinationPath, null))
{
writer.Formatting = Formatting.Indented;
result.Save(writer);
}
}
using (var ms = new MemoryStream())
{
result.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
var serializer = new XmlSerializer(typeof(Pdf));
return((Pdf)serializer.Deserialize(ms));
}
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
base.OnCreate(savedInstanceState);
global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
CopyResToFiles();
PDFNet.Initialize(this, Resource.Raw.pdfnet, "LICENSE_KEY");
Locator.CurrentMutable.RegisterConstant <ITextExtractor>(new PdfTronTextExtractor());
LoadApplication(new App());
}
static void Main(string[] args)
{
PDFNet.Initialize();
PDFNet.SetColorManagement(PDFNet.CMSType.e_lcms); // Required for PDFA validation.
//-----------------------------------------------------------
// Example 1: PDF/A Validation
//-----------------------------------------------------------
try
{
string filename = "newsletter.pdf";
using (PDFACompliance pdf_a = new PDFACompliance(false, input_path + filename, null, PDFACompliance.Conformance.e_Level1B, null, 10, false))
{
PrintResults(pdf_a, filename);
}
}
catch (pdftron.Common.PDFNetException e)
{
Console.WriteLine(e.Message);
}
//-----------------------------------------------------------
// Example 2: PDF/A Conversion
//-----------------------------------------------------------
try
{
string filename = "fish.pdf";
using (PDFACompliance pdf_a = new PDFACompliance(true, input_path + filename, null, PDFACompliance.Conformance.e_Level1B, null, 10, false))
{
filename = "pdfa.pdf";
pdf_a.SaveAs(output_path + filename, true);
}
// Re-validate the document after the conversion...
filename = "pdfa.pdf";
using (PDFACompliance pdf_a = new PDFACompliance(false, output_path + filename, null, PDFACompliance.Conformance.e_Level1B, null, 10, false))
{
PrintResults(pdf_a, filename);
}
}
catch (pdftron.Common.PDFNetException e)
{
Console.WriteLine(e.Message);
}
Console.WriteLine("PDFACompliance test completed.");
}
static void SignPDF()
{
PDFNet.Initialize();
// Create a page
using (var doc = new PDFDoc()) {
var page = doc.PageCreate(new Rect(0, 0, 595, 842));
page.SetRotation(Page.Rotate.e_0);
page.SetCropBox(new Rect(0, 0, 595, 842));
doc.PagePushBack(page);
var rect = new Rect(0, 0, 0, 0);
var fieldId = Guid.NewGuid().ToString();
var fieldToSign = doc.FieldCreate(fieldId, Field.Type.e_signature);
var signatureAnnotation = Widget.Create(doc, rect, fieldToSign);
signatureAnnotation.SetFlag(Annot.Flag.e_print, true);
signatureAnnotation.SetPage(page);
var widgetObj = signatureAnnotation.GetSDFObj();
widgetObj.PutNumber("F", 132.0);
widgetObj.PutName("Type", "Annot");
page.AnnotPushBack(signatureAnnotation);
//Create the signature handler
var sigHandler = new RemoteSignatureTimeStampPdfHandler(new HttpClient());
//Add handler to PDFDoc instance
var sigHandlerId = doc.AddSignatureHandler(sigHandler);
// Add the SignatureHandler instance to PDFDoc, making sure to keep track of it using the ID returned.
var sigDict = fieldToSign.UseSignatureHandler(sigHandlerId);
var signatureObject = signatureAnnotation.GetSDFObj();
var cultureInfo = new CultureInfo("en-US");
var gmt1Date = DateTime.Now;
var value = gmt1Date.ToString("'D:'yyyyMMddHHmmsszzz", cultureInfo);
// Add signing date
sigDict.PutString("M", value);
doc.Save(SDFDoc.SaveOptions.e_incremental);
}
}
static void Main(string[] args)
{
try
{
PDFNet.Initialize();
Console.WriteLine("-------------------------------------------------");
Console.WriteLine("Extract page element information from all ");
Console.WriteLine("pages in the document.");
// Open the test file
using (PDFDoc doc = new PDFDoc(input_path + "newsletter.pdf"))
{
doc.InitSecurityHandler();
int pgnum = doc.GetPageCount();
PageIterator itr;
using (ElementReader page_reader = new ElementReader())
{
for (itr = doc.GetPageIterator(); itr.HasNext(); itr.Next()) // Read every page
{
Console.WriteLine("Page {0:d}----------------------------------------",
itr.GetPageNumber());
Rect crop_box = itr.Current().GetCropBox();
crop_box.Normalize();
// Console.WriteLine(" Page Rectangle: x={0:f} y={1:f} x2={2:f} y2={3:f}", crop_box.x1, crop_box.y1, crop_box.x2, crop_box.y2);
// Console.WriteLine(" Page Size: width={0:f} height={1:f}", crop_box.Width(), crop_box.Height());
page_reader.Begin(itr.Current());
ProcessElements(page_reader);
page_reader.End();
}
}
Console.WriteLine("Done.");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
static void Main(string[] args)
{
PDFNet.Initialize();
// Sample 1:
// Directly convert from PDF to XOD.
pdftron.PDF.Convert.ToXod(inputPath + "newsletter.pdf", outputPath + "from_pdf.xod");
// Sample 2:
// Directly convert from generic XPS to XOD.
pdftron.PDF.Convert.ToXod(inputPath + "simple-xps.xps", outputPath + "from_xps.xod");
// Sample 3:
// Convert from MS Office (does not require printer driver for Office 2007+)
// and other document formats to XOD.
BulkConvertRandomFilesToXod();
Console.WriteLine("Done.");
}
public MainViewModel()
{
// Initilizes PDFNet
PDFNet.Initialize();
// Make sure to Terminate any processes
Application.Current.SessionEnding += Current_SessionEnding;
// Init all Commands
CMDOpenDocument = new Relaycommand(OpenDocument);
CMDNextPage = new Relaycommand(NextPage);
CMDPreviousPage = new Relaycommand(PreviousPage);
CMDAnottateText = new Relaycommand(AddTextSample);
CMDFreeTextSample = new Relaycommand(AddFreeTextSample);
CMDSelectText = new Relaycommand(SelectText);
CMDExit = new Relaycommand(ExitApp);
CMDZoomIn = new Relaycommand(ZoomIn);
CMDZoomOut = new Relaycommand(ZoomOut);
CMDUndo = new Relaycommand(Undo);
CMDRedo = new Relaycommand(Redo);
// Checks the scale factor to determine the right resolution
PresentationSource source = PresentationSource.FromVisual(Application.Current.MainWindow);
double scaleFactor = 1;
if (source != null)
{
scaleFactor = 1 / source.CompositionTarget.TransformFromDevice.M11;
}
// Set working doc to Viewer
PDFViewer = new PDFViewWPF();
PDFViewer.PixelsPerUnitWidth = scaleFactor;
// PDF Viewer Events subscription
PDFViewer.MouseLeftButtonDown += PDFView_MouseLeftButtonDown;
// Enable access to the Tools available
_toolManager = new ToolManager(PDFViewer);
_toolManager.AnnotationAdded += _toolManager_AnnotationAdded;
_toolManager.AnnotationRemoved += _toolManager_AnnotationRemoved;
}
public string Test()
{
string s = "";
// Initialize PDFNet before using any PDFTron related
// classes and methods (some exceptions can be found in API)
PDFNet.Initialize();
// Using PDFNet related classes and methods, must
// catch or throw PDFNetException
try
{
string input_path = "./TestFiles/";
s = processOCR(input_path + "discharge-summary.pdf");
return(s);
}
catch (PDFNetException e)
{
return(e.Message);
}
}
static void Main(string[] args)
{
PDFNet.Initialize();
try
{
using (PDFDoc doc = new PDFDoc())
{
Page page = doc.PageCreate();
doc.PagePushBack(page);
Obj annots = doc.CreateIndirectArray();
page.GetSDFObj().Put("Annots", annots);
Create3DAnnotation(doc, annots);
doc.Save(output_path + "dice_u3d.pdf", SDFDoc.SaveOptions.e_linearized);
}
Console.WriteLine("Done");
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
static void Main(string[] args)
{
PDFNet.Initialize();
Boolean err = false;
err = ConvertToPdfFromFile();
if (err)
{
Console.WriteLine("ConvertFile failed");
}
else
{
Console.WriteLine("ConvertFile succeeded");
}
err = ConvertSpecificFormats();
if (err)
{
Console.WriteLine("ConvertSpecificFormats failed");
}
else
{
Console.WriteLine("ConvertSpecificFormats succeeded");
}
err = ConvertToXpsFromFile();
if (err)
{
Console.WriteLine("ConvertToXpsFromFile failed");
}
else
{
Console.WriteLine("ConvertToXpsFromFile succeeded");
}
Console.WriteLine("Done.");
}
/// <summary>
/// The main entry point for the application.
/// </summary>
static void Main(string[] args)
{
PDFNet.Initialize();
try
{
// first the one-line conversion method
SimpleConvert("simple-word_2007.docx", "simple-word_2007.pdf");
// then the more flexible line-by-line conversion API
FlexibleConvert("the_rime_of_the_ancient_mariner.docx", "the_rime_of_the_ancient_mariner.pdf");
}
catch (pdftron.Common.PDFNetException e)
{
Console.WriteLine(e.Message);
}
catch (Exception e)
{
Console.WriteLine("Unrecognized Exception: " + e.Message);
}
PDFNet.Terminate();
Console.WriteLine("Done.");
}
/// <summary>
/// The main entry point for the application.
/// </summary>
static void Main(string[] args)
{
// The first step in every application using PDFNet is to initialize the
// library and set the path to common PDF resources. The library is usually
// initialized only once, but calling Initialize() multiple times is also fine.
PDFNet.Initialize();
try
{
// Optional: Set ICC color profiles to fine tune color conversion
// for PDF 'device' color spaces. You can use your own ICC profiles.
// Standard Adobe color profiles can be download from Adobes site:
// http://www.adobe.com/support/downloads/iccprofiles/iccprofiles_win.html
//
// Simply drop all *.icc files in PDFNet resource folder or you specify
// the full pathname.
//---
// PDFNet.SetResourcesPath("../../../../../resources");
// PDFNet.SetColorManagement();
// PDFNet.SetDefaultDeviceCMYKProfile("USWebCoatedSWOP.icc"); // will search in PDFNet resource folder.
// PDFNet.SetDefaultDeviceRGBProfile("AdobeRGB1998.icc");
// Optional: Set predefined font mappings to override default font
// substitution for documents with missing fonts. For example:
//---
// PDFNet.AddFontSubst("StoneSans-Semibold", "C:/WINDOWS/Fonts/comic.ttf");
// PDFNet.AddFontSubst("StoneSans", "comic.ttf"); // search for 'comic.ttf' in PDFNet resource folder.
// PDFNet.AddFontSubst(PDFNet.CharacterOrdering.e_Identity, "C:/WINDOWS/Fonts/arialuni.ttf");
// PDFNet.AddFontSubst(PDFNet.CharacterOrdering.e_Japan1, "C:/Program Files/Adobe/Acrobat 7.0/Resource/CIDFont/KozMinProVI-Regular.otf");
// PDFNet.AddFontSubst(PDFNet.CharacterOrdering.e_Japan2, "c:/myfonts/KozMinProVI-Regular.otf");
//
// If fonts are in PDFNet resource folder, it is not necessary to specify
// the full path name. For example,
//---
// PDFNet.AddFontSubst(PDFNet.CharacterOrdering.e_Korea1, "AdobeMyungjoStd-Medium.otf");
// PDFNet.AddFontSubst(PDFNet.CharacterOrdering.e_CNS1, "AdobeSongStd-Light.otf");
// PDFNet.AddFontSubst(PDFNet.CharacterOrdering.e_GB1, "AdobeMingStd-Light.otf");
}
catch (Exception)
{
Console.WriteLine("The specified color profile was not found.");
}
// Relative path to the folder containing test files.
string input_path = "../../TestFiles/";
string output_path = "../../TestFiles/Output/";
using (PDFDraw draw = new PDFDraw())
{
//--------------------------------------------------------------------------------
// Example 1) Convert the first PDF page to PNG at 92 DPI.
// A three step tutorial to convert PDF page to an image.
try
{
// A) Open the PDF document.
using (PDFDoc doc = new PDFDoc(input_path + "tiger.pdf"))
{
// Initialize the security handler, in case the PDF is encrypted.
doc.InitSecurityHandler();
// B) The output resolution is set to 92 DPI.
draw.SetDPI(92);
// C) Rasterize the first page in the document and save the result as PNG.
Page pg = doc.GetPage(1);
draw.Export(pg, output_path + "tiger_92dpi.png");
Console.WriteLine("Example 1: tiger_92dpi.png");
// Export the same page as TIFF
draw.Export(pg, output_path + "tiger_92dpi.tif", "TIFF");
}
}
catch (PDFNetException e) {
Console.WriteLine(e.Message);
}
//--------------------------------------------------------------------------------
// Example 2) Convert the all pages in a given document to JPEG at 72 DPI.
ObjSet hint_set = new ObjSet(); // A collection of rendering 'hits'.
Console.WriteLine("Example 2:");
try
{
using (PDFDoc doc = new PDFDoc(input_path + "newsletter.pdf"))
{
// Initialize the security handler, in case the PDF is encrypted.
doc.InitSecurityHandler();
draw.SetDPI(72); // Set the output resolution is to 72 DPI.
// Use optional encoder parameter to specify JPEG quality.
Obj encoder_param = hint_set.CreateDict();
encoder_param.PutNumber("Quality", 80);
// Traverse all pages in the document.
for (PageIterator itr = doc.GetPageIterator(); itr.HasNext(); itr.Next())
{
string output_filename = string.Format("newsletter{0:d}.jpg", itr.GetPageNumber());
Console.WriteLine("newsletter{0:d}.jpg", itr.GetPageNumber());
draw.Export(itr.Current(), output_path + output_filename, "JPEG", encoder_param);
}
}
Console.WriteLine("Done.");
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
try // Examples 3-6
{
// Common code for remaining samples.
using (PDFDoc tiger_doc = new PDFDoc(input_path + "tiger.pdf"))
{
// Initialize the security handler, in case the PDF is encrypted.
tiger_doc.InitSecurityHandler();
Page page = tiger_doc.GetPage(1);
//--------------------------------------------------------------------------------
// Example 3) Convert the first page to GDI+ Bitmap. Also, rotate the
// page 90 degrees and save the result as RAW.
draw.SetDPI(100); // Set the output resolution is to 100 DPI.
draw.SetRotate(Page.Rotate.e_90); // Rotate all pages 90 degrees clockwise.
BitmapInfo buf = draw.GetBitmap(page, PDFDraw.PixelFormat.e_rgb, false);
// Save the raw RGB data to disk.
string filename = "tiger_100dpi_rot90.raw";
System.IO.File.WriteAllBytes(output_path + filename, buf.Buffer);
Console.WriteLine("Example 3: tiger_100dpi_rot90.raw");
draw.SetRotate(Page.Rotate.e_0); // Disable image rotation for remaining samples.
//--------------------------------------------------------------------------------
// Example 4) Convert PDF page to a fixed image size. Also illustrates some
// other features in PDFDraw class such as rotation, image stretching, exporting
// to grayscale, or monochrome.
// Initialize render 'gray_hint' parameter, that is used to control the
// rendering process. In this case we tell the rasterizer to export the image as
// 1 Bit Per Component (BPC) image.
Obj mono_hint = hint_set.CreateDict();
mono_hint.PutNumber("BPC", 1);
// SetImageSize can be used instead of SetDPI() to adjust page scaling
// dynamically so that given image fits into a buffer of given dimensions.
draw.SetImageSize(1000, 1000); // Set the output image to be 1000 wide and 1000 pixels tall
draw.Export(page, output_path + "tiger_1000x1000.png", "PNG", mono_hint);
Console.WriteLine("Example 4: tiger_1000x1000.png");
draw.SetImageSize(200, 400); // Set the output image to be 200 wide and 300 pixels tall
draw.SetRotate(Page.Rotate.e_180); // Rotate all pages 90 degrees clockwise.
// 'gray_hint' tells the rasterizer to export the image as grayscale.
Obj gray_hint = hint_set.CreateDict();
gray_hint.PutName("ColorSpace", "Gray");
draw.Export(page, output_path + "tiger_200x400_rot180.png", "PNG", gray_hint);
Console.WriteLine("Example 4: tiger_200x400_rot180.png");
draw.SetImageSize(400, 200, false); // The third parameter sets 'preserve-aspect-ratio' to false.
draw.SetRotate(Page.Rotate.e_0); // Disable image rotation.
draw.Export(page, output_path + "tiger_400x200_stretch.jpg", "JPEG");
Console.WriteLine("Example 4: tiger_400x200_stretch.jpg");
//--------------------------------------------------------------------------------
// Example 5) Zoom into a specific region of the page and rasterize the
// area at 200 DPI and as a thumbnail (i.e. a 50x50 pixel image).
page.SetCropBox(new Rect(216, 522, 330, 600)); // Set the page crop box.
// Select the crop region to be used for drawing.
draw.SetPageBox(Page.Box.e_crop);
draw.SetDPI(900); // Set the output image resolution to 900 DPI.
draw.Export(page, output_path + "tiger_zoom_900dpi.png", "PNG");
Console.WriteLine("Example 5: tiger_zoom_900dpi.png");
// -------------------------------------------------------------------------------
// Example 6)
draw.SetImageSize(50, 50); // Set the thumbnail to be 50x50 pixel image.
draw.Export(page, output_path + "tiger_zoom_50x50.png", "PNG");
Console.WriteLine("Example 6: tiger_zoom_50x50.png");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
Obj cmyk_hint = hint_set.CreateDict();
cmyk_hint.PutName("ColorSpace", "CMYK");
//--------------------------------------------------------------------------------
// Example 7) Convert the first PDF page to CMYK TIFF at 92 DPI.
// A three step tutorial to convert PDF page to an image.
try
{
// A) Open the PDF document.
using (PDFDoc doc = new PDFDoc(input_path + "tiger.pdf"))
{
// Initialize the security handler, in case the PDF is encrypted.
doc.InitSecurityHandler();
// B) The output resolution is set to 92 DPI.
draw.SetDPI(92);
// C) Rasterize the first page in the document and save the result as TIFF.
Page pg = doc.GetPage(1);
draw.Export(pg, output_path + "out1.tif", "TIFF", cmyk_hint);
Console.WriteLine("Example 7: out1.tif");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
//--------------------------------------------------------------------------------
// Example 8) Export raster content to PNG using different image smoothing settings.
try
{
// A) Open the PDF document.
using (PDFDoc doc = new PDFDoc(input_path + "tiger.pdf"))
{
// Initialize the security handler, in case the PDF is encrypted.
doc.InitSecurityHandler();
// B) Get the page matrix
Page pg = doc.GetPage(1);
Page.Box box = Page.Box.e_crop;
Matrix2D mtx = pg.GetDefaultMatrix(true, box);
// We want to render a quadrant, so use half of width and height
double pg_w = pg.GetPageWidth(box) / 2;
double pg_h = pg.GetPageHeight(box) / 2;
// C) Scale matrix from PDF space to buffer space
double dpi = 96.0;
double scale = dpi / 72.0; // PDF space is 72 dpi
int buf_w = (int)(Math.Floor(scale * pg_w));
int buf_h = (int)(Math.Floor(scale * pg_h));
int bytes_per_pixel = 4; // BGRA buffer
int buf_size = buf_w * buf_h * bytes_per_pixel;
mtx.Translate(0, -pg_h); // translate by '-pg_h' since we want south-west quadrant
mtx = new Matrix2D(scale, 0, 0, scale, 0, 0) * mtx;
// D) Rasterize page into memory buffer, according to our parameters
byte[] buf;
PDFRasterizer rast = new PDFRasterizer();
buf = rast.Rasterize(pg, buf_w, buf_h, buf_w * bytes_per_pixel, bytes_per_pixel, true, mtx);
// buf now contains raw BGRA bitmap.
Console.WriteLine("Example 8: Successfully rasterized into memory buffer.");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
//--------------------------------------------------------------------------------
// Example 9) Export raster content to PNG using different image smoothing settings.
try
{
using (PDFDoc text_doc = new PDFDoc(input_path + "lorem_ipsum.pdf"))
{
text_doc.InitSecurityHandler();
draw.SetImageSmoothing(false, false);
string filename = "raster_text_no_smoothing.png";
draw.Export(text_doc.GetPageIterator().Current(), output_path + filename);
Console.WriteLine("Example 9 a): " + filename + ". Done.");
filename = "raster_text_smoothed.png";
draw.SetImageSmoothing(true, false /*default quality bilinear resampling*/);
draw.Export(text_doc.GetPageIterator().Current(), output_path + filename);
Console.WriteLine("Example 9 b): " + filename + ". Done.");
filename = "raster_text_high_quality.png";
draw.SetImageSmoothing(true, true /*high quality area resampling*/);
draw.Export(text_doc.GetPageIterator().Current(), output_path + filename);
Console.WriteLine("Example 9 c): " + filename + ". Done.");
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
//--------------------------------------------------------------------------------
// Example 10) Export separations directly, without conversion to an output colorspace
try
{
using (PDFDoc separation_doc = new PDFDoc(input_path + "op_blend_test.pdf"))
{
separation_doc.InitSecurityHandler();
Obj separation_hint = hint_set.CreateDict();
separation_hint.PutName("ColorSpace", "Separation");
draw.SetDPI(96);
draw.SetImageSmoothing(true, true);
draw.SetOverprint(PDFRasterizer.OverprintPreviewMode.e_op_on);
string filename = "merged_separations.png";
draw.Export(separation_doc.GetPageIterator().Current(), output_path + filename, "PNG");
Console.WriteLine("Example 10 a): " + filename + ". Done.");
filename = "separation";
draw.Export(separation_doc.GetPageIterator().Current(), output_path + filename, "PNG", separation_hint);
Console.WriteLine("Example 10 b): " + filename + "_[ink].png. Done.");
filename = "separation_NChannel.tif";
draw.Export(separation_doc.GetPageIterator().Current(), output_path + filename, "TIFF", separation_hint);
Console.WriteLine("Example 10 c): " + filename + ". Done.");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
} // using PDFDraw
}
public MainWindow()
{
InitializeComponent();
PDFNet.Initialize();
}
static OfficeConverter()
{
PDFNetLoader.Instance();
PDFNet.Initialize();
}
static void Main(string[] args)
{
PDFNet.Initialize();
try
{
using (PDFDoc doc = new PDFDoc())
using (ElementWriter writer = new ElementWriter())
using (ElementBuilder eb = new ElementBuilder())
{
// The following sample illustrates how to create and use tiling patterns
Page page = doc.PageCreate();
writer.Begin(page);
Element element = eb.CreateTextBegin(Font.Create(doc, Font.StandardType1Font.e_times_bold), 1);
writer.WriteElement(element); // Begin the text block
element = eb.CreateTextRun("G");
element.SetTextMatrix(720, 0, 0, 720, 20, 240);
GState gs = element.GetGState();
gs.SetTextRenderMode(GState.TextRenderingMode.e_fill_stroke_text);
gs.SetLineWidth(4);
// Set the fill color space to the Pattern color space.
gs.SetFillColorSpace(ColorSpace.CreatePattern());
gs.SetFillColor(CreateTilingPattern(doc));
writer.WriteElement(element);
writer.WriteElement(eb.CreateTextEnd()); // Finish the text block
writer.End(); // Save the page
doc.PagePushBack(page);
//-----------------------------------------------
/// The following sample illustrates how to create and use image tiling pattern
page = doc.PageCreate();
writer.Begin(page);
eb.Reset();
element = eb.CreateRect(0, 0, 612, 794);
// Set the fill color space to the Pattern color space.
gs = element.GetGState();
gs.SetFillColorSpace(ColorSpace.CreatePattern());
gs.SetFillColor(CreateImageTilingPattern(doc));
element.SetPathFill(true);
writer.WriteElement(element);
writer.End(); // Save the page
doc.PagePushBack(page);
//-----------------------------------------------
/// The following sample illustrates how to create and use PDF shadings
page = doc.PageCreate();
writer.Begin(page);
eb.Reset();
element = eb.CreateRect(0, 0, 612, 794);
// Set the fill color space to the Pattern color space.
gs = element.GetGState();
gs.SetFillColorSpace(ColorSpace.CreatePattern());
gs.SetFillColor(CreateAxialShading(doc));
element.SetPathFill(true);
writer.WriteElement(element);
writer.End(); // save the page
doc.PagePushBack(page);
//-----------------------------------------------
doc.Save(output_path + "patterns.pdf", SDFDoc.SaveOptions.e_remove_unused);
Console.WriteLine("Done. Result saved in patterns.pdf...");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
static void Main(string[] args)
{
PDFNet.Initialize();
// Relative path to the folder containing test files.
string input_path = "../../TestFiles/";
string output_path = "../../TestFiles/Output/";
try
{
Console.WriteLine("-------------------------------------------------");
Console.WriteLine("Opening the input pdf...");
using (PDFDoc in_doc = new PDFDoc(input_path + "newsletter.pdf"))
{
in_doc.InitSecurityHandler();
// Create a list of pages to import from one PDF document to another.
ArrayList import_list = new ArrayList();
for (PageIterator itr = in_doc.GetPageIterator(); itr.HasNext(); itr.Next())
{
import_list.Add(itr.Current());
}
using (PDFDoc new_doc = new PDFDoc()) // Create a new document
using (ElementBuilder builder = new ElementBuilder())
using (ElementWriter writer = new ElementWriter())
{
ArrayList imported_pages = new_doc.ImportPages(import_list);
// Paper dimension for A3 format in points. Because one inch has
// 72 points, 11.69 inch 72 = 841.69 points
Rect media_box = new Rect(0, 0, 1190.88, 841.69);
double mid_point = media_box.Width() / 2;
for (int i = 0; i < imported_pages.Count; ++i)
{
// Create a blank new A3 page and place on it two pages from the input document.
Page new_page = new_doc.PageCreate(media_box);
writer.Begin(new_page);
// Place the first page
Page src_page = (Page)imported_pages[i];
Element element = builder.CreateForm(src_page);
double sc_x = mid_point / src_page.GetPageWidth();
double sc_y = media_box.Height() / src_page.GetPageHeight();
double scale = Math.Min(sc_x, sc_y);
element.GetGState().SetTransform(scale, 0, 0, scale, 0, 0);
writer.WritePlacedElement(element);
// Place the second page
++i;
if (i < imported_pages.Count)
{
src_page = (Page)imported_pages[i];
element = builder.CreateForm(src_page);
sc_x = mid_point / src_page.GetPageWidth();
sc_y = media_box.Height() / src_page.GetPageHeight();
scale = Math.Min(sc_x, sc_y);
element.GetGState().SetTransform(scale, 0, 0, scale, mid_point, 0);
writer.WritePlacedElement(element);
}
writer.End();
new_doc.PagePushBack(new_page);
}
new_doc.Save(output_path + "newsletter_booklet.pdf", SDFDoc.SaveOptions.e_linearized);
Console.WriteLine("Done. Result saved in newsletter_booklet.pdf...");
}
}
}
catch (Exception e)
{
Console.WriteLine("Exception caught:\n{0}", e);
}
}
static void Main(string[] args)
{
PDFNet.Initialize();
// Relative path to the folder containing test files.
string input_path = "../../TestFiles/";
string output_path = "../../TestFiles/Output/";
try
{
using (PDFDoc doc = new PDFDoc())
using (ElementBuilder eb = new ElementBuilder()) // ElementBuilder is used to build new Element objects
using (ElementWriter writer = new ElementWriter()) // ElementWriter is used to write Elements to the page
{
// Start a new page ------------------------------------
// Position an image stream on several places on the page
Page page = doc.PageCreate(new Rect(0, 0, 612, 794));
writer.Begin(page); // begin writing to this page
// Create an Image that can be reused multiple times in the document or
// multiple on the same page.
MappedFile img_file = new MappedFile(input_path + "peppers.jpg");
FilterReader img_data = new FilterReader(img_file);
Image img = Image.Create(doc, img_data, 400, 600, 8, ColorSpace.CreateDeviceRGB(), Image.InputFilter.e_jpeg);
Element element = eb.CreateImage(img, new Matrix2D(200, -145, 20, 300, 200, 150));
writer.WritePlacedElement(element);
GState gstate = element.GetGState(); // use the same image (just change its matrix)
gstate.SetTransform(200, 0, 0, 300, 50, 450);
writer.WritePlacedElement(element);
// use the same image again (just change its matrix).
writer.WritePlacedElement(eb.CreateImage(img, 300, 600, 200, -150));
writer.End(); // save changes to the current page
doc.PagePushBack(page);
// Start a new page ------------------------------------
// Construct and draw a path object using different styles
page = doc.PageCreate(new Rect(0, 0, 612, 794));
writer.Begin(page); // begin writing to this page
eb.Reset(); // Reset GState to default
eb.PathBegin(); // start constructing the path
eb.MoveTo(306, 396);
eb.CurveTo(681, 771, 399.75, 864.75, 306, 771);
eb.CurveTo(212.25, 864.75, -69, 771, 306, 396);
eb.ClosePath();
element = eb.PathEnd(); // the path is now finished
element.SetPathFill(true); // the path should be filled
// Set the path color space and color
gstate = element.GetGState();
gstate.SetFillColorSpace(ColorSpace.CreateDeviceCMYK());
gstate.SetFillColor(new ColorPt(1, 0, 0, 0)); // cyan
gstate.SetTransform(0.5, 0, 0, 0.5, -20, 300);
writer.WritePlacedElement(element);
// Draw the same path using a different stroke color
element.SetPathStroke(true); // this path is should be filled and stroked
gstate.SetFillColor(new ColorPt(0, 0, 1, 0)); // yellow
gstate.SetStrokeColorSpace(ColorSpace.CreateDeviceRGB());
gstate.SetStrokeColor(new ColorPt(1, 0, 0)); // red
gstate.SetTransform(0.5, 0, 0, 0.5, 280, 300);
gstate.SetLineWidth(20);
writer.WritePlacedElement(element);
// Draw the same path with with a given dash pattern
element.SetPathFill(false); // this path is should be only stroked
gstate.SetStrokeColor(new ColorPt(0, 0, 1)); // blue
gstate.SetTransform(0.5, 0, 0, 0.5, 280, 0);
double[] dash_pattern = { 30 };
gstate.SetDashPattern(dash_pattern, 0);
writer.WritePlacedElement(element);
// Use the path as a clipping path
writer.WriteElement(eb.CreateGroupBegin()); // Save the graphics state
// Start constructing a new path (the old path was lost when we created
// a new Element using CreateGroupBegin()).
eb.PathBegin();
eb.MoveTo(306, 396);
eb.CurveTo(681, 771, 399.75, 864.75, 306, 771);
eb.CurveTo(212.25, 864.75, -69, 771, 306, 396);
eb.ClosePath();
element = eb.PathEnd(); // path is now built
element.SetPathClip(true); // this path is a clipping path
element.SetPathStroke(true); // this path is should be filled and stroked
gstate = element.GetGState();
gstate.SetTransform(0.5, 0, 0, 0.5, -20, 0);
writer.WriteElement(element);
writer.WriteElement(eb.CreateImage(img, 100, 300, 400, 600));
writer.WriteElement(eb.CreateGroupEnd()); // Restore the graphics state
writer.End(); // save changes to the current page
doc.PagePushBack(page);
// Start a new page ------------------------------------
page = doc.PageCreate(new Rect(0, 0, 612, 794));
writer.Begin(page); // begin writing to this page
eb.Reset(); // Reset GState to default
// Begin writing a block of text
element = eb.CreateTextBegin(Font.Create(doc, Font.StandardType1Font.e_times_roman), 12);
writer.WriteElement(element);
string data = "Hello World!";
element = eb.CreateTextRun(data);
element.SetTextMatrix(10, 0, 0, 10, 0, 600);
element.GetGState().SetLeading(15); // Set the spacing between lines
writer.WriteElement(element);
writer.WriteElement(eb.CreateTextNewLine()); // New line
element = eb.CreateTextRun(data);
gstate = element.GetGState();
gstate.SetTextRenderMode(GState.TextRenderingMode.e_stroke_text);
gstate.SetCharSpacing(-1.25);
gstate.SetWordSpacing(-1.25);
writer.WriteElement(element);
writer.WriteElement(eb.CreateTextNewLine()); // New line
element = eb.CreateTextRun(data);
gstate = element.GetGState();
gstate.SetCharSpacing(0);
gstate.SetWordSpacing(0);
gstate.SetLineWidth(3);
gstate.SetTextRenderMode(GState.TextRenderingMode.e_fill_stroke_text);
gstate.SetStrokeColorSpace(ColorSpace.CreateDeviceRGB());
gstate.SetStrokeColor(new ColorPt(1, 0, 0)); // red
gstate.SetFillColorSpace(ColorSpace.CreateDeviceCMYK());
gstate.SetFillColor(new ColorPt(1, 0, 0, 0)); // cyan
writer.WriteElement(element);
writer.WriteElement(eb.CreateTextNewLine()); // New line
// Set text as a clipping path to the image.
element = eb.CreateTextRun(data);
gstate = element.GetGState();
gstate.SetTextRenderMode(GState.TextRenderingMode.e_clip_text);
writer.WriteElement(element);
// Finish the block of text
writer.WriteElement(eb.CreateTextEnd());
// Draw an image that will be clipped by the above text
writer.WriteElement(eb.CreateImage(img, 10, 100, 1300, 720));
writer.End(); // save changes to the current page
doc.PagePushBack(page);
// Start a new page ------------------------------------
//
// The example illustrates how to embed the external font in a PDF document.
// The example also shows how ElementReader can be used to copy and modify
// Elements between pages.
using (ElementReader reader = new ElementReader())
{
// Start reading Elements from the last page. We will copy all Elements to
// a new page but will modify the font associated with text.
reader.Begin(doc.GetPage(doc.GetPageCount()));
page = doc.PageCreate(new Rect(0, 0, 1300, 794));
writer.Begin(page); // begin writing to this page
eb.Reset(); // Reset GState to default
// Embed an external font in the document.
Font font = Font.CreateTrueTypeFont(doc, input_path + "font.ttf");
while ((element = reader.Next()) != null) // Read page contents
{
if (element.GetType() == Element.Type.e_text)
{
element.GetGState().SetFont(font, 12);
}
writer.WriteElement(element);
}
reader.End();
writer.End(); // save changes to the current page
doc.PagePushBack(page);
// Start a new page ------------------------------------
//
// The example illustrates how to embed the external font in a PDF document.
// The example also shows how ElementReader can be used to copy and modify
// Elements between pages.
// Start reading Elements from the last page. We will copy all Elements to
// a new page but will modify the font associated with text.
reader.Begin(doc.GetPage(doc.GetPageCount()));
page = doc.PageCreate(new Rect(0, 0, 1300, 794));
writer.Begin(page); // begin writing to this page
eb.Reset(); // Reset GState to default
// Embed an external font in the document.
Font font2 = Font.CreateType1Font(doc, input_path + "Misc-Fixed.pfa");
while ((element = reader.Next()) != null) // Read page contents
{
if (element.GetType() == Element.Type.e_text)
{
element.GetGState().SetFont(font2, 12);
}
writer.WriteElement(element);
}
reader.End();
writer.End(); // save changes to the current page
doc.PagePushBack(page);
// Start a new page ------------------------------------
page = doc.PageCreate();
writer.Begin(page); // begin writing to this page
eb.Reset(); // Reset GState to default
// Begin writing a block of text
element = eb.CreateTextBegin(Font.Create(doc, Font.StandardType1Font.e_times_roman), 12);
element.SetTextMatrix(1.5, 0, 0, 1.5, 50, 600);
element.GetGState().SetLeading(15); // Set the spacing between lines
writer.WriteElement(element);
string para = "A PDF text object consists of operators that can show " +
"text strings, move the text position, and set text state and certain " +
"other parameters. In addition, there are three parameters that are " +
"defined only within a text object and do not persist from one text " +
"object to the next: Tm, the text matrix, Tlm, the text line matrix, " +
"Trm, the text rendering matrix, actually just an intermediate result " +
"that combines the effects of text state parameters, the text matrix " +
"(Tm), and the current transformation matrix";
int para_end = para.Length;
int text_run = 0;
int text_run_end;
double para_width = 300; // paragraph width is 300 units
double cur_width = 0;
while (text_run < para_end)
{
text_run_end = para.IndexOf(' ', text_run);
if (text_run_end < 0)
{
text_run_end = para_end - 1;
}
string text = para.Substring(text_run, text_run_end - text_run + 1);
element = eb.CreateTextRun(text);
if (cur_width + element.GetTextLength() < para_width)
{
writer.WriteElement(element);
cur_width += element.GetTextLength();
}
else
{
writer.WriteElement(eb.CreateTextNewLine()); // New line
text = para.Substring(text_run, text_run_end - text_run + 1);
element = eb.CreateTextRun(text);
cur_width = element.GetTextLength();
writer.WriteElement(element);
}
text_run = text_run_end + 1;
}
// -----------------------------------------------------------------------
// The following code snippet illustrates how to adjust spacing between
// characters (text runs).
element = eb.CreateTextNewLine();
writer.WriteElement(element); // Skip 2 lines
writer.WriteElement(element);
writer.WriteElement(eb.CreateTextRun("An example of space adjustments between inter-characters:"));
writer.WriteElement(eb.CreateTextNewLine());
// Write string "AWAY" without space adjustments between characters.
element = eb.CreateTextRun("AWAY");
writer.WriteElement(element);
writer.WriteElement(eb.CreateTextNewLine());
// Write string "AWAY" with space adjustments between characters.
element = eb.CreateTextRun("A");
writer.WriteElement(element);
element = eb.CreateTextRun("W");
element.SetPosAdjustment(140);
writer.WriteElement(element);
element = eb.CreateTextRun("A");
element.SetPosAdjustment(140);
writer.WriteElement(element);
element = eb.CreateTextRun("Y again");
element.SetPosAdjustment(115);
writer.WriteElement(element);
// Draw the same strings using direct content output...
writer.Flush(); // flush pending Element writing operations.
// You can also write page content directly to the content stream using
// ElementWriter.WriteString(...) and ElementWriter.WriteBuffer(...) methods.
// Note that if you are planning to use these functions you need to be familiar
// with PDF page content operators (see Appendix A in PDF Reference Manual).
// Because it is easy to make mistakes during direct output we recommend that
// you use ElementBuilder and Element interface instead.
writer.WriteString("T* T* "); // New Lines
// writer.WriteElement(eb.CreateTextNewLine());
writer.WriteString("(Direct output to PDF page content stream:) Tj T* ");
writer.WriteString("(AWAY) Tj T* ");
writer.WriteString("[(A)140(W)140(A)115(Y again)] TJ ");
// Finish the block of text
writer.WriteElement(eb.CreateTextEnd());
writer.End(); // save changes to the current page
doc.PagePushBack(page);
// Start a new page ------------------------------------
// Image Masks
//
// In the opaque imaging model, images mark all areas they occupy on the page as
// if with opaque paint. All portions of the image, whether black, white, gray,
// or color, completely obscure any marks that may previously have existed in the
// same place on the page.
// In the graphic arts industry and page layout applications, however, it is common
// to crop or 'mask out' the background of an image and then place the masked image
// on a different background, allowing the existing background to show through the
// masked areas. This sample illustrates how to use image masks.
page = doc.PageCreate();
writer.Begin(page); // begin writing to the page
// Create the Image Mask
MappedFile imgf = new MappedFile(input_path + "imagemask.dat");
FilterReader mask_read = new FilterReader(imgf);
ColorSpace device_gray = ColorSpace.CreateDeviceGray();
Image mask = Image.Create(doc, mask_read, 64, 64, 1, device_gray, Image.InputFilter.e_ascii_hex);
mask.GetSDFObj().PutBool("ImageMask", true);
element = eb.CreateRect(0, 0, 612, 794);
element.SetPathStroke(false);
element.SetPathFill(true);
element.GetGState().SetFillColorSpace(device_gray);
element.GetGState().SetFillColor(new ColorPt(0.8));
writer.WritePlacedElement(element);
element = eb.CreateImage(mask, new Matrix2D(200, 0, 0, -200, 40, 680));
element.GetGState().SetFillColor(new ColorPt(0.1));
writer.WritePlacedElement(element);
element.GetGState().SetFillColorSpace(ColorSpace.CreateDeviceRGB());
element.GetGState().SetFillColor(new ColorPt(1, 0, 0));
element = eb.CreateImage(mask, new Matrix2D(200, 0, 0, -200, 320, 680));
writer.WritePlacedElement(element);
element.GetGState().SetFillColor(new ColorPt(0, 1, 0));
element = eb.CreateImage(mask, new Matrix2D(200, 0, 0, -200, 40, 380));
writer.WritePlacedElement(element);
{
// This sample illustrates Explicit Masking.
img = Image.Create(doc, input_path + "peppers.jpg");
// mask is the explicit mask for the primary (base) image
img.SetMask(mask);
element = eb.CreateImage(img, new Matrix2D(200, 0, 0, -200, 320, 380));
writer.WritePlacedElement(element);
}
writer.End(); // save changes to the current page
doc.PagePushBack(page);
// Transparency sample ----------------------------------
// Start a new page -------------------------------------
page = doc.PageCreate();
writer.Begin(page); // begin writing to this page
eb.Reset(); // Reset the GState to default
// Write some transparent text at the bottom of the page.
element = eb.CreateTextBegin(Font.Create(doc, Font.StandardType1Font.e_times_roman), 100);
// Set the text knockout attribute. Text knockout must be set outside of
// the text group.
gstate = element.GetGState();
gstate.SetTextKnockout(false);
gstate.SetBlendMode(GState.BlendMode.e_bl_difference);
writer.WriteElement(element);
element = eb.CreateTextRun("Transparency");
element.SetTextMatrix(1, 0, 0, 1, 30, 30);
gstate = element.GetGState();
gstate.SetFillColorSpace(ColorSpace.CreateDeviceCMYK());
gstate.SetFillColor(new ColorPt(1, 0, 0, 0));
gstate.SetFillOpacity(0.5);
writer.WriteElement(element);
// Write the same text on top the old; shifted by 3 points
element.SetTextMatrix(1, 0, 0, 1, 33, 33);
gstate.SetFillColor(new ColorPt(0, 1, 0, 0));
gstate.SetFillOpacity(0.5);
writer.WriteElement(element);
writer.WriteElement(eb.CreateTextEnd());
// Draw three overlapping transparent circles.
eb.PathBegin(); // start constructing the path
eb.MoveTo(459.223, 505.646);
eb.CurveTo(459.223, 415.841, 389.85, 343.04, 304.273, 343.04);
eb.CurveTo(218.697, 343.04, 149.324, 415.841, 149.324, 505.646);
eb.CurveTo(149.324, 595.45, 218.697, 668.25, 304.273, 668.25);
eb.CurveTo(389.85, 668.25, 459.223, 595.45, 459.223, 505.646);
element = eb.PathEnd();
element.SetPathFill(true);
gstate = element.GetGState();
gstate.SetFillColorSpace(ColorSpace.CreateDeviceRGB());
gstate.SetFillColor(new ColorPt(0, 0, 1)); // Blue Circle
gstate.SetBlendMode(GState.BlendMode.e_bl_normal);
gstate.SetFillOpacity(0.5);
writer.WriteElement(element);
// Translate relative to the Blue Circle
gstate.SetTransform(1, 0, 0, 1, 113, -185);
gstate.SetFillColor(new ColorPt(0, 1, 0)); // Green Circle
gstate.SetFillOpacity(0.5);
writer.WriteElement(element);
// Translate relative to the Green Circle
gstate.SetTransform(1, 0, 0, 1, -220, 0);
gstate.SetFillColor(new ColorPt(1, 0, 0)); // Red Circle
gstate.SetFillOpacity(0.5);
writer.WriteElement(element);
writer.End(); // save changes to the current page
doc.PagePushBack(page);
// End page ------------------------------------
}
doc.Save(output_path + "element_builder.pdf", SDFDoc.SaveOptions.e_remove_unused);
Console.WriteLine("Done. Result saved in element_builder.pdf...");
}
}
catch (PDFNetException e)
{
Console.WriteLine(e.Message);
}
}
public void ReadAdvanced(string input_path)
{
PDFNet.Initialize();
try
{
PDFDoc doc = new PDFDoc(input_path);
doc.InitSecurityHandler();
Page page = doc.GetPage(1);
if (page == null)
{
ConsoleLog += "Page not found.";
return;
}
TextExtractor txt = new TextExtractor();
txt.Begin(page); // Read the page.
// Other options you may want to consider...
// txt.Begin(page, null, TextExtractor.ProcessingFlags.e_no_dup_remove);
// txt.Begin(page, null, TextExtractor.ProcessingFlags.e_remove_hidden_text);
// ...
// Example 1. Get all text on the page in a single string.
// Words will be separated with space or new line characters.
if (example1_basic)
{
// Get the word count.
ConsoleLog += "Word Count: {0}" + txt.GetWordCount();
ConsoleLog += "\n\n- GetAsText --------------------------\n{0}" + txt.GetAsText();
ConsoleLog += "-----------------------------------------------------------";
}
// Example 2. Get XML logical structure for the page.
if (example2_xml)
{
String text = txt.GetAsXML(TextExtractor.XMLOutputFlags.e_words_as_elements | TextExtractor.XMLOutputFlags.e_output_bbox | TextExtractor.XMLOutputFlags.e_output_style_info);
ConsoleLog += "\n\n- GetAsXML --------------------------\n{0}" + text;
ConsoleLog += "-----------------------------------------------------------";
}
// Example 3. Extract words one by one.
if (example3_wordlist)
{
TextExtractor.Word word;
for (TextExtractor.Line line = txt.GetFirstLine(); line.IsValid(); line = line.GetNextLine())
{
for (word = line.GetFirstWord(); word.IsValid(); word = word.GetNextWord())
{
ConsoleLog += word.GetString();
}
}
ConsoleLog += "-----------------------------------------------------------";
}
// Example 3. A more advanced text extraction example.
// The output is XML structure containing paragraphs, lines, words,
// as well as style and positioning information.
if (example4_advanced)
{
Rect bbox;
int cur_flow_id = -1, cur_para_id = -1;
TextExtractor.Line line;
TextExtractor.Word word;
TextExtractor.Style s, line_style;
// For each line on the page...
for (line = txt.GetFirstLine(); line.IsValid(); line = line.GetNextLine())
{
if (line.GetNumWords() == 0)
{
continue;
}
if (cur_flow_id != line.GetFlowID())
{
if (cur_flow_id != -1)
{
if (cur_para_id != -1)
{
cur_para_id = -1;
ConsoleLog += "</Para>";
}
ConsoleLog += "</Flow>";
}
cur_flow_id = line.GetFlowID();
ConsoleLog += "<Flow id=\"{0}\">" + cur_flow_id;
}
if (cur_para_id != line.GetParagraphID())
{
if (cur_para_id != -1)
{
ConsoleLog += "</Para>";
}
cur_para_id = line.GetParagraphID();
ConsoleLog += "<Para id=\"{0}\">" + cur_para_id;
}
bbox = line.GetBBox();
line_style = line.GetStyle();
Console.Write("<Line box=\"" + bbox.y1 + "," + bbox.y2 + "," + bbox.x1 + "," + bbox.x2 + ">");
PrintStyle(line_style);
ConsoleLog += "";
// For each word in the line...
for (word = line.GetFirstWord(); word.IsValid(); word = word.GetNextWord())
{
// Output the bounding box for the word.
bbox = word.GetBBox();
ConsoleLog += "<Word box=\"{0}, {1}, {2}, {3}\"" + bbox.x1 + bbox.y1 + bbox.x2 + bbox.y2;
int sz = word.GetStringLen();
if (sz == 0)
{
continue;
}
// If the word style is different from the parent style, output the new style.
s = word.GetStyle();
if (s != line_style)
{
PrintStyle(s);
}
ConsoleLog += ">\n" + word.GetString();
ConsoleLog += "</Word>";
}
ConsoleLog += "</Line>";
}
if (cur_flow_id != -1)
{
if (cur_para_id != -1)
{
cur_para_id = -1;
ConsoleLog += "</Para>";
}
ConsoleLog += "</Flow>";
}
}
// Note: Calling Dispose() on TextExtractor when it is not anymore in use can result in increased performance and lower memory consumption.
txt.Dispose();
doc.Close();
ConsoleLog += "Done.";
}
catch (PDFNetException e)
{
ConsoleLog += e.Message;
}
// Sample code showing how to use low-level text extraction APIs.
if (example5_low_level)
{
try
{
LowLevelTextExtractUtils util = new LowLevelTextExtractUtils();
PDFDoc doc = new PDFDoc(input_path);
doc.InitSecurityHandler();
// Example 1. Extract all text content from the document
ElementReader reader = new ElementReader();
PageIterator itr = doc.GetPageIterator();
//for (; itr.HasNext(); itr.Next()) // Read every page
{
reader.Begin(itr.Current());
LowLevelTextExtractUtils u = new LowLevelTextExtractUtils();
u.DumpAllText(reader);
ConsoleLog += u.ConsoleLog;
reader.End();
}
// Example 2. Extract text based on the selection rectangle.
ConsoleLog += "----------------------------------------------------";
ConsoleLog += "Extract text based on the selection rectangle.";
ConsoleLog += "----------------------------------------------------";
Page first_page = doc.GetPage(1);
string field1 = util.ReadTextFromRect(first_page, new Rect(27, 392, 563, 534), reader);
string field2 = util.ReadTextFromRect(first_page, new Rect(28, 551, 106, 623), reader);
string field3 = util.ReadTextFromRect(first_page, new Rect(208, 550, 387, 621), reader);
ConsoleLog += "Field 1: {0}" + field1;
ConsoleLog += "Field 2: {0}" + field2;
ConsoleLog += "Field 3: {0}" + field3;
// ...
reader.Dispose();
doc.Close();
ConsoleLog += "Done.";
}
catch (PDFNetException e)
{
ConsoleLog += e.Message;
}
}
PDFNet.Terminate();
}
