private static bool TryReadExplicitDestination(IToken value, Catalog catalog, IPdfTokenScanner pdfScanner,
ILog log, out ExplicitDestination destination)
{
destination = null;
if (DirectObjectFinder.TryGet(value, pdfScanner, out ArrayToken valueArray) &&
TryGetExplicitDestination(valueArray, catalog, log, out destination))
{
return(true);
}
if (DirectObjectFinder.TryGet(value, pdfScanner, out DictionaryToken valueDictionary) &&
valueDictionary.TryGet(NameToken.D, pdfScanner, out valueArray) &&
TryGetExplicitDestination(valueArray, catalog, log, out destination))
{
return(true);
}
return(false);
}
public static void Run()
{
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdf_WorkingDocuments();
// instantiate new Document object
Document doc = new Document(dataDir + "SetZoomFactor.pdf");
//Set Left Right and Z factors
double[] parameters = { 0, 0, 10 };
//Set Explicit Destination
ExplicitDestination ED = ExplicitDestination.CreateDestination(1, ExplicitDestinationType.XYZ, parameters);
//Set Action
GoToAction action = new GoToAction(ED);
//Set Open action of document
doc.OpenAction = action;
//Save the document
doc.Save(dataDir + "Zoomed_pdf.pdf");
}
public static void Main(string[] args)
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
// instantiate new Document object
Document doc = new Document(dataDir + "input.pdf");
//Set Left Right and Z factors
double[] parameters = { 0, 0, 10 };
//Set Explicit Destination
ExplicitDestination ED = ExplicitDestination.CreateDestination(1, ExplicitDestinationType.XYZ, parameters);
//Set Action
GoToAction action = new GoToAction(ED);
//Set Open action of document
doc.OpenAction = action;
//Save the document
doc.Save(dataDir + "Zoomed_pdf.pdf");
}
protected void convertToPdfButton_Click(object sender, EventArgs e)
{
// Create a HTML to PDF converter object with default settings
HtmlToPdfConverter htmlToPdfConverter = new HtmlToPdfConverter();
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
htmlToPdfConverter.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Set an adddional delay in seconds to wait for JavaScript or AJAX calls after page load completed
// Set this property to 0 if you don't need to wait for such asynchcronous operations to finish
htmlToPdfConverter.ConversionDelay = 2;
Document pdfDocument = null;
try
{
// Convert a HTML page to a PDF document object
pdfDocument = htmlToPdfConverter.ConvertUrlToPdfDocumentObject(urlTextBox.Text);
int goToPageNumber = int.Parse(pageNumberTextBox.Text);
if (goToPageNumber > pdfDocument.Pages.Count)
{
return;
}
// Get destination PDF page
PdfPage goToPage = pdfDocument.Pages[goToPageNumber - 1];
// Get the destination point in PDF page
float goToX = float.Parse(xLocationTextBox.Text);
float goToY = float.Parse(yLocationTextBox.Text);
PointF goToLocation = new PointF(goToX, goToY);
// Get the destination view mode
DestinationViewMode viewMode = SelectedViewMode();
// Create the destination in PDF document
ExplicitDestination goToDestination = new ExplicitDestination(goToPage, goToLocation, viewMode);
// Set the zoom level when the destination is displayed
if (viewMode == DestinationViewMode.XYZ)
{
goToDestination.ZoomPercentage = int.Parse(zoomLevelTextBox.Text);
}
// Set the document Go To open action
pdfDocument.OpenAction.Action = new PdfActionGoTo(goToDestination);
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF as response to browser
// Set response content type
Response.AddHeader("Content-Type", "application/pdf");
// Instruct the browser to open the PDF file as an attachment or inline
Response.AddHeader("Content-Disposition", String.Format("attachment; filename=Go_To_Page_Open_Action.pdf; size={0}", outPdfBuffer.Length.ToString()));
// Write the PDF document buffer to HTTP response
Response.BinaryWrite(outPdfBuffer);
// End the HTTP response and stop the current page processing
Response.End();
}
finally
{
// Close the PDF document
if (pdfDocument != null)
{
pdfDocument.Close();
}
}
}
protected void createPdfButton_Click(object sender, EventArgs e)
{
// Create a PDF document
Document pdfDocument = new Document();
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Display the bookmarks panel when the PDF document is opened in a PDF viewer
pdfDocument.ViewerPreferences.PageMode = ViewerPageMode.UseOutlines;
try
{
// The titles font used to mark various sections of the PDF document
PdfFont titleFont = pdfDocument.AddFont(new Font("Times New Roman", 12, FontStyle.Regular, GraphicsUnit.Point));
// Add a new PDF page to PDF document
PdfPage page1 = pdfDocument.AddPage();
TextElement pageText = new TextElement(0, 0, "Page 1. Destination of a Top Bookmark with Fit Width View Mode.", titleFont);
page1.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page2 = pdfDocument.AddPage();
pageText = new TextElement(0, 0, "Page 2. Destination of a Top Bookmark with Custom Zoom Level.", titleFont);
page2.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page3 = pdfDocument.AddPage();
pageText = new TextElement(0, 0, "Page 3. Destination of a Child Bookmark with Fit Width and Height View Mode.", titleFont);
page3.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page4 = pdfDocument.AddPage();
pageText = new TextElement(0, page4.PageSize.Height / 2 - 20, "Page 4. Destination of a Top Bookmark for the Middle of the Page.", titleFont);
page4.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page5 = pdfDocument.AddPage();
pageText = new TextElement(0, 0, "Page 5. Destination of a Child Bookmark with Colored Title.", titleFont);
page5.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page6 = pdfDocument.AddPage();
pageText = new TextElement(0, 0, "Page 6. Destination of a Child Bookmark with Italic Style Title.", titleFont);
page6.AddElement(pageText);
// Add a top level bookmark for first page setting destination view mode to fit viewer window horizontally
ExplicitDestination page1Destination = new ExplicitDestination(page1, new PointF(0, 0), DestinationViewMode.FitH);
Bookmark page1TopBookmark = pdfDocument.Bookmarks.AddNewBookmark("Top Bookmark with Fit Width View Mode", page1Destination);
page1TopBookmark.Style = PdfBookmarkStyle.Bold;
// Add a top level bookmark for second page setting the zoom level to 125%
ExplicitDestination page2Destination = new ExplicitDestination(page2, new PointF(0, 0), DestinationViewMode.XYZ);
page2Destination.ZoomPercentage = 125;
Bookmark page2TopBookmark = pdfDocument.Bookmarks.AddNewBookmark("Top Bookmark with Custom Zoom Level", page2Destination);
page2TopBookmark.Style = PdfBookmarkStyle.Normal;
// Add a child bookmark for third page setting destination view mode to fit viewer window horizontally and vertically
ExplicitDestination page3Destination = new ExplicitDestination(page3, new PointF(0, 0), DestinationViewMode.Fit);
Bookmark page3ChildBookmark = page2TopBookmark.DescendantBookmarks.AddNewBookmark("Child Bookmark with Fit Width and Height View Mode", page3Destination);
// Add a top level bookmark for fourth page with destination point in the middle of the PDF page
ExplicitDestination page4Destination = new ExplicitDestination(page4, new PointF(0, page4.PageSize.Height / 2 - 20));
Bookmark page4TopBookmark = pdfDocument.Bookmarks.AddNewBookmark("Top Bookmark for the Middle of the Page", page4Destination);
page4TopBookmark.Style = PdfBookmarkStyle.Bold;
page4TopBookmark.Color = Color.Blue;
// Add a child bookmark with colored text
ExplicitDestination page5Destination = new ExplicitDestination(page5, new PointF(0, 0));
Bookmark page5ChildBookmark = page4TopBookmark.DescendantBookmarks.AddNewBookmark("Child Bookmark with Colored Title", page5Destination);
page5ChildBookmark.Color = Color.Red;
// Add a child bookmark with italic style text
ExplicitDestination page6Destination = new ExplicitDestination(page6, new PointF(0, 0));
Bookmark page6ChildBookmark = page4TopBookmark.DescendantBookmarks.AddNewBookmark("Child Bookmark with Italic Colored Title", page6Destination);
page6ChildBookmark.Style = PdfBookmarkStyle.Italic;
page6ChildBookmark.Color = Color.Green;
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF as response to browser
// Set response content type
Response.AddHeader("Content-Type", "application/pdf");
// Instruct the browser to open the PDF file as an attachment or inline
Response.AddHeader("Content-Disposition", String.Format("attachment; filename=Bookmarks.pdf; size={0}", outPdfBuffer.Length.ToString()));
// Write the PDF document buffer to HTTP response
Response.BinaryWrite(outPdfBuffer);
// End the HTTP response and stop the current page processing
Response.End();
}
finally
{
// Close the PDF document
pdfDocument.Close();
}
}
protected void createPdfButton_Click(object sender, EventArgs e)
{
// Create a PDF document
Document pdfDocument = new Document();
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Add a page to PDF document
PdfPage pdfPage = pdfDocument.AddPage();
// Add second page to PDF document
PdfPage secondPdfPage = pdfDocument.AddPage();
// Add third page to PDF document
PdfPage thirdPdfPage = pdfDocument.AddPage();
try
{
// The titles font used to mark various sections of the PDF document
PdfFont titleFont = pdfDocument.AddFont(new Font("Times New Roman", 10, FontStyle.Bold, GraphicsUnit.Point));
PdfFont subtitleFont = pdfDocument.AddFont(new Font("Times New Roman", 8, FontStyle.Regular, GraphicsUnit.Point));
// The links text font
PdfFont linkTextFont = pdfDocument.AddFont(new Font("Times New Roman", 8, FontStyle.Bold, GraphicsUnit.Point));
linkTextFont.IsUnderline = true;
float xLocation = 5;
float yLocation = 5;
// Add document title
TextElement titleTextElement = new TextElement(xLocation, yLocation, "Create Internal Links in PDF Document", titleFont);
AddElementResult addElementResult = pdfPage.AddElement(titleTextElement);
yLocation = addElementResult.EndPageBounds.Bottom + 15;
// Add a text in second page
TextElement secondPageTextElement = new TextElement(5, 5, "This text is the target of an internal text link", subtitleFont);
secondPdfPage.AddElement(secondPageTextElement);
// Add a text in third page
TextElement thirdPageTextElement = new TextElement(5, 5, "This text is the target of an internal image link", subtitleFont);
thirdPdfPage.AddElement(thirdPageTextElement);
// Make a text in PDF an internal link to the second page of the PDF document
// Add the text element
string text = "Click this text to go to the second page of this document!";
float textWidth = linkTextFont.GetTextWidth(text);
TextElement linkTextElement = new TextElement(xLocation, yLocation, text, linkTextFont);
linkTextElement.ForeColor = Color.Navy;
addElementResult = pdfPage.AddElement(linkTextElement);
// Make the text element an internal link to the second page of this document
RectangleF linkRectangle = new RectangleF(xLocation, yLocation, textWidth, addElementResult.EndPageBounds.Height);
// Create the destination in second page
ExplicitDestination secondPageDestination = new ExplicitDestination(secondPdfPage, new PointF(5, 5));
// Create the internal link from text element to second page
InternalLinkElement internalLink = new InternalLinkElement(linkRectangle, secondPageDestination);
// Add the internal link to PDF document
pdfPage.AddElement(internalLink);
yLocation = addElementResult.EndPageBounds.Bottom + 10;
// Make an image in PDF an internal link to the third page of the PDF document
TextElement subtitleTextElement = new TextElement(xLocation, yLocation, "Click the image below to go to the third page of this document:", subtitleFont);
addElementResult = pdfPage.AddElement(subtitleTextElement);
yLocation = addElementResult.EndPageBounds.Bottom + 5;
// Add the image element
ImageElement linkImageElement = new ImageElement(xLocation, yLocation, 120, Server.MapPath("~/DemoAppFiles/Input/Images/logo.jpg"));
addElementResult = pdfPage.AddElement(linkImageElement);
// Make the image element an internal link to the third page of this document
linkRectangle = addElementResult.EndPageBounds;
// Create the destination in third page
ExplicitDestination thirdPageDestination = new ExplicitDestination(thirdPdfPage, new PointF(5, 5));
// Create the internal link from image element to third page
internalLink = new InternalLinkElement(linkRectangle, thirdPageDestination);
// Add the internal link to PDF document
pdfPage.AddElement(internalLink);
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF as response to browser
// Set response content type
Response.AddHeader("Content-Type", "application/pdf");
// Instruct the browser to open the PDF file as an attachment or inline
Response.AddHeader("Content-Disposition", String.Format("attachment; filename=Internal_Links.pdf; size={0}", outPdfBuffer.Length.ToString()));
// Write the PDF document buffer to HTTP response
Response.BinaryWrite(outPdfBuffer);
// End the HTTP response and stop the current page processing
Response.End();
}
finally
{
// Close the PDF document
pdfDocument.Close();
}
}
private static bool TryGetAction(DictionaryToken actionDictionary, Catalog catalog, IPdfTokenScanner pdfScanner,
IReadOnlyDictionary <string, ExplicitDestination> namedDestinations,
ILog log,
out (bool isExternal, string externalFileName, ExplicitDestination destination) result)
private static bool TryGetExplicitDestination(ArrayToken explicitDestinationArray, Catalog catalog,
ILog log,
out ExplicitDestination destination)
{
destination = null;
if (explicitDestinationArray == null || explicitDestinationArray.Length == 0)
{
return(false);
}
int pageNumber;
var pageToken = explicitDestinationArray[0];
if (pageToken is IndirectReferenceToken pageIndirectReferenceToken)
{
var page = catalog.GetPageByReference(pageIndirectReferenceToken.Data);
if (page?.PageNumber == null)
{
return(false);
}
pageNumber = page.PageNumber.Value;
}
else if (pageToken is NumericToken pageNumericToken)
{
pageNumber = pageNumericToken.Int + 1;
}
else
{
var errorMessage = $"{nameof(TryGetExplicitDestination)} No page number given in 'Dest': '{explicitDestinationArray}'.";
log.Error(errorMessage);
return(false);
}
var destTypeToken = explicitDestinationArray[1] as NameToken;
if (destTypeToken == null)
{
var errorMessage = $"Missing name token as second argument to explicit destination: {explicitDestinationArray}.";
log.Error(errorMessage);
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.FitPage, ExplicitDestinationCoordinates.Empty);
return(true);
}
if (destTypeToken.Equals(NameToken.XYZ))
{
// [page /XYZ left top zoom]
var left = explicitDestinationArray[2] as NumericToken;
var top = explicitDestinationArray[3] as NumericToken;
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.XyzCoordinates,
new ExplicitDestinationCoordinates(left?.Data, top?.Data));
return(true);
}
if (destTypeToken.Equals(NameToken.Fit))
{
// [page /Fit]
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.FitPage,
ExplicitDestinationCoordinates.Empty);
return(true);
}
if (destTypeToken.Equals(NameToken.FitH))
{
// [page /FitH top]
var top = explicitDestinationArray[2] as NumericToken;
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.FitHorizontally,
new ExplicitDestinationCoordinates(null, top?.Data));
return(true);
}
if (destTypeToken.Equals(NameToken.FitV))
{
// [page /FitV left]
var left = explicitDestinationArray[2] as NumericToken;
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.FitVertically,
new ExplicitDestinationCoordinates(left?.Data));
return(true);
}
if (destTypeToken.Equals(NameToken.FitR))
{
// [page /FitR left bottom right top]
var left = explicitDestinationArray[2] as NumericToken;
var bottom = explicitDestinationArray[3] as NumericToken;
var right = explicitDestinationArray[4] as NumericToken;
var top = explicitDestinationArray[5] as NumericToken;
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.FitRectangle,
new ExplicitDestinationCoordinates(left?.Data, top?.Data, right?.Data, bottom?.Data));
return(true);
}
if (destTypeToken.Equals(NameToken.FitB))
{
// [page /FitB]
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.FitBoundingBox,
ExplicitDestinationCoordinates.Empty);
return(true);
}
if (destTypeToken.Equals(NameToken.FitBH))
{
// [page /FitBH top]
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.FitBoundingBoxHorizontally,
new ExplicitDestinationCoordinates(null, (explicitDestinationArray[2] as NumericToken)?.Data));
return(true);
}
if (destTypeToken.Equals(NameToken.FitBV))
{
// [page /FitBV left]
destination = new ExplicitDestination(pageNumber, ExplicitDestinationType.FitBoundingBoxVertically,
new ExplicitDestinationCoordinates((explicitDestinationArray[2] as NumericToken)?.Data));
return(true);
}
return(false);
}
public ActionResult CreatePdf(IFormCollection collection)
{
// Create a PDF document
Document pdfDocument = new Document();
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Add a page to PDF document
PdfPage pdfPage = pdfDocument.AddPage();
// Add second page to PDF document
PdfPage secondPdfPage = pdfDocument.AddPage();
// Add third page to PDF document
PdfPage thirdPdfPage = pdfDocument.AddPage();
try
{
// The titles font used to mark various sections of the PDF document
PdfFont titleFont = pdfDocument.AddFont(new Font("Times New Roman", 10, FontStyle.Bold, GraphicsUnit.Point));
PdfFont subtitleFont = pdfDocument.AddFont(new Font("Times New Roman", 8, FontStyle.Regular, GraphicsUnit.Point));
// The links text font
PdfFont linkTextFont = pdfDocument.AddFont(new Font("Times New Roman", 8, FontStyle.Bold, GraphicsUnit.Point));
linkTextFont.IsUnderline = true;
float xLocation = 5;
float yLocation = 5;
// Add document title
TextElement titleTextElement = new TextElement(xLocation, yLocation, "Create Internal Links in PDF Document", titleFont);
AddElementResult addElementResult = pdfPage.AddElement(titleTextElement);
yLocation = addElementResult.EndPageBounds.Bottom + 15;
// Add a text in second page
TextElement secondPageTextElement = new TextElement(5, 5, "This text is the target of an internal text link", subtitleFont);
secondPdfPage.AddElement(secondPageTextElement);
// Add a text in third page
TextElement thirdPageTextElement = new TextElement(5, 5, "This text is the target of an internal image link", subtitleFont);
thirdPdfPage.AddElement(thirdPageTextElement);
// Make a text in PDF an internal link to the second page of the PDF document
// Add the text element
string text = "Click this text to go to the second page of this document!";
float textWidth = linkTextFont.GetTextWidth(text);
TextElement linkTextElement = new TextElement(xLocation, yLocation, text, linkTextFont);
linkTextElement.ForeColor = Color.Navy;
addElementResult = pdfPage.AddElement(linkTextElement);
// Make the text element an internal link to the second page of this document
RectangleF linkRectangle = new RectangleF(xLocation, yLocation, textWidth, addElementResult.EndPageBounds.Height);
// Create the destination in second page
ExplicitDestination secondPageDestination = new ExplicitDestination(secondPdfPage, new PointF(5, 5));
// Create the internal link from text element to second page
InternalLinkElement internalLink = new InternalLinkElement(linkRectangle, secondPageDestination);
// Add the internal link to PDF document
pdfPage.AddElement(internalLink);
yLocation = addElementResult.EndPageBounds.Bottom + 10;
// Make an image in PDF an internal link to the third page of the PDF document
TextElement subtitleTextElement = new TextElement(xLocation, yLocation, "Click the image below to go to the third page of this document:", subtitleFont);
addElementResult = pdfPage.AddElement(subtitleTextElement);
yLocation = addElementResult.EndPageBounds.Bottom + 5;
// Add the image element
ImageElement linkImageElement = new ImageElement(xLocation, yLocation, 120, m_hostingEnvironment.ContentRootPath + "/wwwroot" + "/DemoAppFiles/Input/Images/logo.jpg");
addElementResult = pdfPage.AddElement(linkImageElement);
// Make the image element an internal link to the third page of this document
linkRectangle = addElementResult.EndPageBounds;
// Create the destination in third page
ExplicitDestination thirdPageDestination = new ExplicitDestination(thirdPdfPage, new PointF(5, 5));
// Create the internal link from image element to third page
internalLink = new InternalLinkElement(linkRectangle, thirdPageDestination);
// Add the internal link to PDF document
pdfPage.AddElement(internalLink);
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF file to browser
FileResult fileResult = new FileContentResult(outPdfBuffer, "application/pdf");
fileResult.FileDownloadName = "Internal_Links.pdf";
return(fileResult);
}
finally
{
// Close the PDF document
pdfDocument.Close();
}
}
public ActionResult CreatePdf(IFormCollection collection)
{
// Create a PDF document
Document pdfDocument = new Document();
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Add a page to PDF document
PdfPage pdfPage = pdfDocument.AddPage();
try
{
// Create a HTML to PDF element to add to document
HtmlToPdfElement htmlToPdfElement = new HtmlToPdfElement(collection["urlTextBox"]);
// Optionally set a delay before conversion to allow asynchonous scripts to finish
htmlToPdfElement.ConversionDelay = 2;
// Add the HTML to PDF element to document
pdfPage.AddElement(htmlToPdfElement);
int goToPageNumber = int.Parse(collection["pageNumberTextBox"]);
if (goToPageNumber > pdfDocument.Pages.Count)
{
goToPageNumber = 1;
}
// Get destination PDF page
PdfPage goToPage = pdfDocument.Pages[goToPageNumber - 1];
// Get the destination point in PDF page
float goToX = float.Parse(collection["xLocationTextBox"]);
float goToY = float.Parse(collection["yLocationTextBox"]);
PointF goToLocation = new PointF(goToX, goToY);
// Get the destination view mode
DestinationViewMode viewMode = SelectedViewMode(collection["viewModeComboBox"]);
// Create the destination in PDF document
ExplicitDestination goToDestination = new ExplicitDestination(goToPage, goToLocation, viewMode);
// Set the zoom level when the destination is displayed
if (viewMode == DestinationViewMode.XYZ)
goToDestination.ZoomPercentage = int.Parse(collection["zoomLevelTextBox"]);
// Set the document Go To open action
pdfDocument.OpenAction.Action = new PdfActionGoTo(goToDestination);
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF file to browser
FileResult fileResult = new FileContentResult(outPdfBuffer, "application/pdf");
fileResult.FileDownloadName = "Go_To_Page_Open_Action.pdf";
return fileResult;
}
finally
{
// Close the PDF document
pdfDocument.Close();
}
}
public ActionResult ConvertHtmlToPdf(IFormCollection collection)
{
// Create a HTML to PDF converter object with default settings
HtmlToPdfConverter htmlToPdfConverter = new HtmlToPdfConverter();
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
htmlToPdfConverter.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Set an adddional delay in seconds to wait for JavaScript or AJAX calls after page load completed
// Set this property to 0 if you don't need to wait for such asynchcronous operations to finish
htmlToPdfConverter.ConversionDelay = 2;
Document pdfDocument = null;
try
{
// Convert a HTML page to a PDF document object
pdfDocument = htmlToPdfConverter.ConvertUrlToPdfDocumentObject(collection["urlTextBox"]);
int goToPageNumber = int.Parse(collection["pageNumberTextBox"]);
if (goToPageNumber > pdfDocument.Pages.Count)
{
goToPageNumber = 1;
}
// Get destination PDF page
PdfPage goToPage = pdfDocument.Pages[goToPageNumber - 1];
// Get the destination point in PDF page
float goToX = float.Parse(collection["xLocationTextBox"]);
float goToY = float.Parse(collection["yLocationTextBox"]);
PointF goToLocation = new PointF(goToX, goToY);
// Get the destination view mode
DestinationViewMode viewMode = SelectedViewMode(collection["viewModeComboBox"]);
// Create the destination in PDF document
ExplicitDestination goToDestination = new ExplicitDestination(goToPage, goToLocation, viewMode);
// Set the zoom level when the destination is displayed
if (viewMode == DestinationViewMode.XYZ)
{
goToDestination.ZoomPercentage = int.Parse(collection["zoomLevelTextBox"]);
}
// Set the document Go To open action
pdfDocument.OpenAction.Action = new PdfActionGoTo(goToDestination);
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF file to browser
FileResult fileResult = new FileContentResult(outPdfBuffer, "application/pdf");
fileResult.FileDownloadName = "Go_To_Page_Open_Action.pdf";
return(fileResult);
}
finally
{
// Close the PDF document
if (pdfDocument != null)
{
pdfDocument.Close();
}
}
}
/// <inheritdoc />
/// <summary>
/// Create a new <see cref="DocumentBookmarkNode"/>.
/// </summary>
public DocumentBookmarkNode(string title, int level, ExplicitDestination destination, IReadOnlyList <BookmarkNode> children)
: base(title, level, children)
{
Destination = destination ?? throw new ArgumentNullException(nameof(destination));
PageNumber = destination.PageNumber;
}
protected void createPdfButton_Click(object sender, EventArgs e)
{
// Get the server IP and port
String serverIP = textBoxServerIP.Text;
uint serverPort = uint.Parse(textBoxServerPort.Text);
// Create a PDF document
Document pdfDocument = new Document(serverIP, serverPort);
// Set optional service password
if (textBoxServicePassword.Text.Length > 0)
{
pdfDocument.ServicePassword = textBoxServicePassword.Text;
}
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Add a page to PDF document
PdfPage pdfPage = pdfDocument.AddPage();
// Add second page to PDF document
PdfPage secondPdfPage = pdfDocument.AddPage();
// Add third page to PDF document
PdfPage thirdPdfPage = pdfDocument.AddPage();
// The titles font used to mark various sections of the PDF document
PdfFont titleFont = new PdfFont("Times New Roman", 10, true);
titleFont.Bold = true;
PdfFont subtitleFont = new PdfFont("Times New Roman", 8, true);
// The links text font
PdfFont linkTextFont = new PdfFont("Times New Roman", 8, true);
linkTextFont.Bold = true;
linkTextFont.Underline = true;
// Add document title
TextElement titleTextElement = new TextElement(5, 5, "Create Internal Links in PDF Document", titleFont);
pdfPage.AddElement(titleTextElement);
// Add a text in second page
TextElement secondPageTextElement = new TextElement(5, 5, "This text is the target of an internal text link", subtitleFont);
secondPdfPage.AddElement(secondPageTextElement);
// Add a text in third page
TextElement thirdPageTextElement = new TextElement(5, 5, "This text is the target of an internal image link", subtitleFont);
thirdPdfPage.AddElement(thirdPageTextElement);
// Make a text in PDF an internal link to the second page of the PDF document
// Add the text element
string text = "Click this text to go to the second page of this document!";
TextElement linkTextElement = new TextElement(5, 30, 200, text, linkTextFont);
linkTextElement.ForeColor = RgbColor.Navy;
pdfPage.AddElement(linkTextElement);
// Make the text element an internal link to the second page of this document
RectangleFloat linkRectangle = RectangleFloat.Empty;
// Create the destination in second page
ExplicitDestination secondPageDestination = new ExplicitDestination(secondPdfPage, new PointFloat(5, 5));
// Create the internal link from text element to second page
InternalLinkElement internalLink = new InternalLinkElement(linkRectangle, secondPageDestination);
// Add the internal link to PDF document
pdfDocument.AddElement(internalLink, 0, true, true, 0, true, false);
// Make an image in PDF an internal link to the third page of the PDF document
TextElement subtitleTextElement = new TextElement(0, 0, "Click the image below to go to the third page of this document:", subtitleFont);
pdfDocument.AddElement(subtitleTextElement, 10);
// Add the image element
ImageElement linkImageElement = new ImageElement(0, 0, 120, Server.MapPath("~/DemoAppFiles/Input/Images/logo.jpg"));
pdfDocument.AddElement(linkImageElement);
// Make the image element an internal link to the third page of this document
linkRectangle = RectangleFloat.Empty;
// Create the destination in third page
ExplicitDestination thirdPageDestination = new ExplicitDestination(thirdPdfPage, new PointFloat(5, 5));
// Create the internal link from image element to third page
internalLink = new InternalLinkElement(linkRectangle, thirdPageDestination);
// Add the internal link to PDF document
pdfDocument.AddElement(internalLink, 0, true, true, 0, true, false);
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF as response to browser
// Set response content type
Response.AddHeader("Content-Type", "application/pdf");
// Instruct the browser to open the PDF file as an attachment or inline
Response.AddHeader("Content-Disposition", String.Format("attachment; filename=Internal_Links.pdf; size={0}", outPdfBuffer.Length.ToString()));
// Write the PDF document buffer to HTTP response
Response.BinaryWrite(outPdfBuffer);
// End the HTTP response and stop the current page processing
Response.End();
}
protected void convertToPdfButton_Click(object sender, EventArgs e)
{
// Create a PDF document
Document pdfDocument = new Document();
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Add a page to PDF document
PdfPage pdfPage = pdfDocument.AddPage();
try
{
// Create a HTML to PDF element to add to document
HtmlToPdfElement htmlToPdfElement = new HtmlToPdfElement(urlTextBox.Text);
// Optionally set a delay before conversion to allow asynchonous scripts to finish
htmlToPdfElement.ConversionDelay = 2;
// Add the HTML to PDF element to document
pdfPage.AddElement(htmlToPdfElement);
int goToPageNumber = int.Parse(pageNumberTextBox.Text);
if (goToPageNumber > pdfDocument.Pages.Count)
{
return;
}
// Get destination PDF page
PdfPage goToPage = pdfDocument.Pages[goToPageNumber - 1];
// Get the destination point in PDF page
float goToX = float.Parse(xLocationTextBox.Text);
float goToY = float.Parse(yLocationTextBox.Text);
PointF goToLocation = new PointF(goToX, goToY);
// Get the destination view mode
DestinationViewMode viewMode = SelectedViewMode();
// Create the destination in PDF document
ExplicitDestination goToDestination = new ExplicitDestination(goToPage, goToLocation, viewMode);
// Set the zoom level when the destination is displayed
if (viewMode == DestinationViewMode.XYZ)
{
goToDestination.ZoomPercentage = int.Parse(zoomLevelTextBox.Text);
}
// Set the document Go To open action
pdfDocument.OpenAction.Action = new PdfActionGoTo(goToDestination);
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF as response to browser
// Set response content type
Response.AddHeader("Content-Type", "application/pdf");
// Instruct the browser to open the PDF file as an attachment or inline
Response.AddHeader("Content-Disposition", String.Format("attachment; filename=Set_Initial_Zoom_Level.pdf; size={0}", outPdfBuffer.Length.ToString()));
// Write the PDF document buffer to HTTP response
Response.BinaryWrite(outPdfBuffer);
// End the HTTP response and stop the current page processing
Response.End();
}
finally
{
// Close the PDF document
pdfDocument.Close();
}
}
public ActionResult CreatePdf(IFormCollection collection)
{
// Create a PDF document
Document pdfDocument = new Document();
// Set license key received after purchase to use the converter in licensed mode
// Leave it not set to use the converter in demo mode
pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";
// Display the bookmarks panel when the PDF document is opened in a PDF viewer
pdfDocument.ViewerPreferences.PageMode = ViewerPageMode.UseOutlines;
try
{
// The titles font used to mark various sections of the PDF document
PdfFont titleFont = pdfDocument.AddFont(new Font("Times New Roman", 12, FontStyle.Regular, GraphicsUnit.Point));
// Add a new PDF page to PDF document
PdfPage page1 = pdfDocument.AddPage();
TextElement pageText = new TextElement(0, 0, "Page 1. Destination of a Top Bookmark with Fit Width View Mode.", titleFont);
page1.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page2 = pdfDocument.AddPage();
pageText = new TextElement(0, 0, "Page 2. Destination of a Top Bookmark with Custom Zoom Level.", titleFont);
page2.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page3 = pdfDocument.AddPage();
pageText = new TextElement(0, 0, "Page 3. Destination of a Child Bookmark with Fit Width and Height View Mode.", titleFont);
page3.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page4 = pdfDocument.AddPage();
pageText = new TextElement(0, page4.PageSize.Height / 2 - 20, "Page 4. Destination of a Top Bookmark for the Middle of the Page.", titleFont);
page4.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page5 = pdfDocument.AddPage();
pageText = new TextElement(0, 0, "Page 5. Destination of a Child Bookmark with Colored Title.", titleFont);
page5.AddElement(pageText);
// Add a new PDF page to PDF document
PdfPage page6 = pdfDocument.AddPage();
pageText = new TextElement(0, 0, "Page 6. Destination of a Child Bookmark with Italic Style Title.", titleFont);
page6.AddElement(pageText);
// Add a top level bookmark for first page setting destination view mode to fit viewer window horizontally
ExplicitDestination page1Destination = new ExplicitDestination(page1, new PointF(0, 0), DestinationViewMode.FitH);
Bookmark page1TopBookmark = pdfDocument.Bookmarks.AddNewBookmark("Top Bookmark with Fit Width View Mode", page1Destination);
page1TopBookmark.Style = PdfBookmarkStyle.Bold;
// Add a top level bookmark for second page setting the zoom level to 125%
ExplicitDestination page2Destination = new ExplicitDestination(page2, new PointF(0, 0), DestinationViewMode.XYZ);
page2Destination.ZoomPercentage = 125;
Bookmark page2TopBookmark = pdfDocument.Bookmarks.AddNewBookmark("Top Bookmark with Custom Zoom Level", page2Destination);
page2TopBookmark.Style = PdfBookmarkStyle.Normal;
// Add a child bookmark for third page setting destination view mode to fit viewer window horizontally and vertically
ExplicitDestination page3Destination = new ExplicitDestination(page3, new PointF(0, 0), DestinationViewMode.Fit);
Bookmark page3ChildBookmark = page2TopBookmark.DescendantBookmarks.AddNewBookmark("Child Bookmark with Fit Width and Height View Mode", page3Destination);
// Add a top level bookmark for fourth page with destination point in the middle of the PDF page
ExplicitDestination page4Destination = new ExplicitDestination(page4, new PointF(0, page4.PageSize.Height / 2 - 20));
Bookmark page4TopBookmark = pdfDocument.Bookmarks.AddNewBookmark("Top Bookmark for the Middle of the Page", page4Destination);
page4TopBookmark.Style = PdfBookmarkStyle.Bold;
page4TopBookmark.Color = Color.Blue;
// Add a child bookmark with colored text
ExplicitDestination page5Destination = new ExplicitDestination(page5, new PointF(0, 0));
Bookmark page5ChildBookmark = page4TopBookmark.DescendantBookmarks.AddNewBookmark("Child Bookmark with Colored Title", page5Destination);
page5ChildBookmark.Color = Color.Red;
// Add a child bookmark with italic style text
ExplicitDestination page6Destination = new ExplicitDestination(page6, new PointF(0, 0));
Bookmark page6ChildBookmark = page4TopBookmark.DescendantBookmarks.AddNewBookmark("Child Bookmark with Italic Colored Title", page6Destination);
page6ChildBookmark.Style = PdfBookmarkStyle.Italic;
page6ChildBookmark.Color = Color.Green;
// Save the PDF document in a memory buffer
byte[] outPdfBuffer = pdfDocument.Save();
// Send the PDF file to browser
FileResult fileResult = new FileContentResult(outPdfBuffer, "application/pdf");
fileResult.FileDownloadName = "Bookmarks.pdf";
return(fileResult);
}
finally
{
// Close the PDF document
pdfDocument.Close();
}
}
